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走进矿山机械的世界，把握前沿动态资讯
山东公路机械厂创建于1966年。齐鲁交通发展集团直属企业。厂区占地面积21万平方米。主要从事筑养路机械的生产、桥梁附件的生产、公路机械设备租赁、公路工程施工及对外机械加工业务等。产品注册商标为“路星”牌。水泥路面破碎机 是山东公路机械厂自主研制的用于旧水泥混凝土路面改造的专用设备。它是中国第一台水泥路面破碎机的诞生地。本机可实现独立控制。gps智能 水泥路面破碎机厂家介绍-山东公路机械
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28 行ps360破碎机被誉为“路面破碎王”， 全国市场占有量超65%。 共振破碎机是旧水泥 山东公路机械厂有限公司成立于，法定代表人为侯炳才，注册资本为8,220万 (元)，统一社会信用代码为91370000163051849A，注册地位于山东省德州市运河经济开 山东公路机械厂有限公司 爱企查
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筑养路机械、桥梁附件、公路设备租赁与工程施工三个产业年营业额近3亿元，主要生产“路星”牌水泥路面破碎机、振动压路机、轮胎压路机、稳定土拌和机、冷再生机、热再生机、 筑养路机械、桥梁附件、公路设备租赁与工程施工三个产业年营业额近3亿元，主要生产“路星”牌水泥路面破碎机、振动压路机、轮胎压路机、稳定土拌和机、冷再生机、热再生机、 山东公路机械厂 -工程机械百科-中国路面机械网
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山东公路机械厂有限公司成立于，法定代表人为侯炳才，注册资本为8,220万(元)，统一社会信用代码为91370000163051849a，注册地位于山 山东公路机械厂有限公司（原山东公路机械厂）始建于1966年，原为山东省公路局的直属企业，2017年从齐鲁交通发展集团改制为股份制有限公司。 位于京杭大运河畔的山东省德 山东公路机械厂有限公司-中国制造网移动站
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CN102966618B CN201210430262.2A CN201210430262A CN102966618B CN 102966618 B CN102966618 B CN 102966618B CN 201210430262 A CN201210430262 A CN 201210430262A CN 102966618 B CN102966618 B CN 102966618B Authority CN China Prior art keywords valve pilot operated operated directional directional control control The utility model provides a multidirectional displacement bridge expansion device, which comprises a joint crossing plate (3) and a fixed comb tooth plate (5) with comb teeth. A first end of the joint crossing plate (3) is connected to a first bridge body (1) on one side of a bridge expansion joint while a second end crosses the bridge expansion joint to be CN201704619U Multidirectional displacement bridge expansion
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The invention discloses a piston rod of a hydraulic cylinder, and is characterized in that an unloading hole is arranged on an axis direction of a tail end face of the piston rod, the unloading hole penetrates through two end faces of a piston, and is 2/3 smaller than a total length of the piston rod. The piston rod has rupture phenomenon in production practice CN105507140A CN201610022959.4A CN201610022959A CN105507140A CN 105507140 A CN105507140 A CN 105507140A CN 201610022959 A CN201610022959 A CN 201610022959A CN 105507140 A CN105507140 A CN 105507140A Authority CN China Prior art keywords plate comb plate anchor anchoring bolt Prior art date CN105507140A Google Patents
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CN204898515U CN201520612023.8U CN201520612023U CN204898515U CN 204898515 U CN204898515 U CN 204898515U CN 201520612023 U CN201520612023 U CN 201520612023U CN 204898515 U CN204898515 U CN 204898515U Authority CN China Prior art keywords tooth plate bridge mainboard type base Prior art date 本发明涉及适用于共振破碎机的质量可调配重装置，包括有配重箱，其特征在于还包括有一液压缸CN102296523A 适用于共振破碎机的质量可调配重装置
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The invention discloses a hydraulic rod top locking device and relates to the technical field of hydraulic assemblies. The hydraulic rod top locking device mainly comprises a hydraulic rod body and is characterized in that outer threads are arranged at the front end of the hydraulic rod body, a connecting rod provided with a threaded hole is screwed on the outer The invention discloses a multidirectional deflection bridge telescoping device. The multidirectional deflection bridge telescoping device comprises a gap crossing beam, fixing beams, an upper layer gap crossing plate, a movable comb plate, a fixed comb plate, a movable end protection assembly, a bearing seat, a bearing limiter and the like.CN106522086A Multidirectional deflection bridge telescoping
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CN105507140B CN201610022959.4A CN201610022959A CN105507140B CN 105507140 B CN105507140 B CN 105507140B CN 201610022959 A CN201610022959 A CN 201610022959A CN 105507140 B CN105507140 B CN 105507140B Authority CN China Prior art keywords anchor fishback anchoring comb plate expansion joint Prior art date CN102653933B CN201210155802.0A CN201210155802A CN102653933B CN 102653933 B CN102653933 B CN 102653933B CN 201210155802 A CN201210155802 A CN 201210155802A CN 102653933 B CN102653933 B CN 102653933B Authority CN China Prior art keywords fuzzy controller control pid deviation Prior art date Legal CN102653933B 一种基于模糊pid Google Patents
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CN102767135A CN201210252325XA CN201210252325A CN102767135A CN 102767135 A CN102767135 A CN 102767135A CN 201210252325X A CN201210252325X A CN 201210252325XA CN 201210252325 A CN201210252325 A CN 201210252325A CN 102767135 A CN102767135 A CN 102767135A Authority CN China Prior art keywords The invention belongs to the technical field of a bridge attachment, in particular to a bridge expansion joint with multidirectional displacement function, wherein a fixed comb jointing unit and a movable expansion comb jointing unit are unit modules, horizontal mutual-insert ratcheting connection pairs are formed at the clearance end of two adjacent beam CN102767135A Bridge expansion joint with multidirectional
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A kind of lead for retractable pencil steel pipe U-shaped damper, belong to civil engineering structure cushion technique field.It is made up of upper cover plate, lower cover, U-shaped metallic plate, lead for retractable pencil filling steel pipe, connecting bolt.Lead for retractable pencil filling steel pipe is made up of outer layer pipe, lead for retractable pencil packed CN104314902B CN201410507247.2A CN201410507247A CN104314902B CN 104314902 B CN104314902 B CN 104314902B CN 201410507247 A CN201410507247 A CN 201410507247A CN 104314902 B CN104314902 B CN 104314902B Authority CN China Prior art keywords port valve hydraulic oil hydraulic opening Prior art date CN104314902B Google Patents
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US7484259B2 US11/916,107 US91610706A US7484259B2 US 7484259 B2 US7484259 B2 US 7484259B2 US 91610706 A US91610706 A US 91610706A US 7484259 B2 US7484259 B2 US 7484259B2 Authority US United States Prior art keywords comb comb plate seat fixed expansion joint Prior art date Legal status (The legal status is ES2436402T3 ES06741945T ES06741945T ES2436402T3 ES 2436402 T3 ES2436402 T3 ES 2436402T3 ES 06741945 T ES06741945 T ES 06741945T ES 06741945 T ES06741945 T ES 06741945T ES 2436402 T3 ES2436402 T3 ES 2436402T3 Authority ES Spain Prior art keywords comb fixed comb plate seat plate Prior art date Google Patents ES2436402T3 Dispositivo de junta de expansión
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The invention relates to a dilatation joint of a bridge, comprising a fixed seat (1) and a sliding seat (2) which are positioned at both sides of a commissure of the dilatation joint. The dilatation joint of the bridge is characterized in that the fixed seat (1) is fixed at one side of the commissure of the dilatation joint; the sliding seat (2) contacts the surface of the The invention relates to a quality adjustable counterweight device for a resonant crusher, comprising a weight box and a hydraulic cylinder, characterized in that: one side of the weight box is connected with the hydraulic cylinder through lifting a lifting lug, the front of a rocker arm on the one side of the weight box is provided with a rocker arm shaft, the CN102296523A Quality adjustable counterweight device for
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CN104314902A CN201410507247.2A CN201410507247A CN104314902A CN 104314902 A CN104314902 A CN 104314902A CN 201410507247 A CN201410507247 A CN 201410507247A CN 104314902 A CN104314902 A CN 104314902A Authority CN China Prior art keywords port hydraulic valve oil opening Prior art date Legal status ES2436402T3 ES06741945T ES06741945T ES2436402T3 ES 2436402 T3 ES2436402 T3 ES 2436402T3 ES 06741945 T ES06741945 T ES 06741945T ES 06741945 T ES06741945 T ES 06741945T ES 2436402 T3 ES2436402 T3 ES 2436402T3 Authority ES Spain Prior art keywords comb fixed comb plate seat plate Prior art date Google Patents ES2436402T3 Dispositivo de junta de expansión
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CN108907287A CN201810674569.4A CN201810674569A CN108907287A CN 108907287 A CN108907287 A CN 108907287A CN 201810674569 A CN201810674569 A CN 201810674569A CN 108907287 A CN108907287 A CN 108907287A Authority CN China Prior art keywords block bridge wheel fixedly connected lap Prior art date ES2436402T3 ES06741945T ES06741945T ES2436402T3 ES 2436402 T3 ES2436402 T3 ES 2436402T3 ES 06741945 T ES06741945 T ES 06741945T ES 06741945 T ES06741945 T ES 06741945T ES 2436402 T3 ES2436402 T3 ES 2436402T3 Authority ES Spain Prior art keywords comb fixed comb plate seat plate Prior art date Google Patents ES2436402T3 Dispositivo de junta de expansión
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The invention provides an integrated integral installation comb plate expansion joint device and a construction method. The expansion joint device is long in service life and high in on-site installing operation efficiency and achieves comfort driving. The integrated integral installation comb plate expansion joint device is installed on notches of beam bodies at The invention provides a novel lead core steel pipe U-shaped damper and belongs to the technical field of civil engineering structure damping. The novel lead core steel pipe U-shaped damper is mainly composed of an upper cover board, a lower cover board, U-shaped metal boards, lead core filling steel pipes and connecting bolts. Each lead core Novel lead core steel pipe U-shaped damper Google Patents
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CN102296531A CN2011101299695A CN201110129969A CN102296531A CN 102296531 A CN102296531 A CN 102296531A CN 2011101299695 A CN2011101299695 A CN 2011101299695A CN 201110129969 A CN201110129969 A CN 201110129969A CN 102296531 A CN102296531 A CN 102296531A Authority CN China Prior art keywords A module type comb-shaped bridge expansion joint device for resisting a super dislocation includes at least two side-by-side arranged modules along the width direction of a bridge, in which every module includes a fixed comb plate(2) and a movable comb plate(l) which are respectively placed on the beam bodies of two sides of the expansion joint, the movable WO2006131051A1 A module type comb-shaped bridge
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The invention discloses a hydraulic control valve for a cone breaker. The hydraulic control valve comprises a valve body, wherein the valve body is provided with a through hole from left to right; the upper and lower sides of the valve body are provided with a first through opening, a second through opening, a third through opening, a fourth through opening, a ES2436402T3 ES06741945T ES06741945T ES2436402T3 ES 2436402 T3 ES2436402 T3 ES 2436402T3 ES 06741945 T ES06741945 T ES 06741945T ES 06741945 T ES06741945 T ES 06741945T ES 2436402 T3 ES2436402 T3 ES 2436402T3 Authority ES Spain Prior art keywords comb fixed comb plate seat plate Prior art date Google Patents ES2436402T3 Dispositivo de junta de expansión
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The invention relates to the field of buildings, in particular to bridge wall punching equipment special for a building bridge, which comprises an overlapping device, a limiting device, an adjusting device and a punching device, wherein the overlapping device is overlapped at the top of the bridge to be punched, a driving piece is arranged in the overlapping device, the The invention provides a floating tooth type large-displacement bridge expansion device which comprises a small toothed plate system, a rotary tooth part, a floating tooth part and a big toothed plate system, wherein the small toothed plate system comprises an upper cover plate, a Z-shaped base, damping rubber components, anchoring ribs and a slide plate; CN105113399A Floating tooth type large-displacement bridge
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