CN209291877U - A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline - Google Patents

A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline Download PDF

Info

Publication number
CN209291877U
CN209291877U CN201821902316.XU CN201821902316U CN209291877U CN 209291877 U CN209291877 U CN 209291877U CN 201821902316 U CN201821902316 U CN 201821902316U CN 209291877 U CN209291877 U CN 209291877U
Authority
CN
China
Prior art keywords
pipeline
water conservancy
laid
boom hoisting
sliding panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201821902316.XU
Other languages
Chinese (zh)
Inventor
杨建波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Zhonghui Water Conservancy And Hydropower Construction Engineering Co Ltd
Original Assignee
Jiangxi Zhonghui Water Conservancy And Hydropower Construction Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangxi Zhonghui Water Conservancy And Hydropower Construction Engineering Co Ltd filed Critical Jiangxi Zhonghui Water Conservancy And Hydropower Construction Engineering Co Ltd
Priority to CN201821902316.XU priority Critical patent/CN209291877U/en
Application granted granted Critical
Publication of CN209291877U publication Critical patent/CN209291877U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Load-Engaging Elements For Cranes (AREA)

Abstract

The utility model discloses a kind of convenience to be laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, including laying apparatus main body, top plate, first motor, screw rod, support frame, limited block, link block, second motor, bearing, sliding shoe, shifting chute and lifting groove, the top of the laying apparatus main body is provided with top plate, and the lower section of top plate and support frame are welded to connect, and the inside of support frame is connected by lifting groove with the movable pulley of lifting board ends, the intermediate position of the lifter plate is connect with wire rod thread, and the upper end of screw rod is connected with first motor, the lower end surface of the lifter plate is welded with retaining ring, and the outside of retaining ring is connected by spring with anticollison block, the lower end of the sliding panel and link block are welded to connect, and the lower end of link block is provided with fixation and grabs.The convenient water conservancy and hydropower clamped to pipeline is laid with boom hoisting with pipeline, controls the limited block below sliding panel and fixed grab moves up and down, be conducive to the steady lifting of lifter plate.

Description

A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline
Technical field
The utility model relates to water conservancy and hydropower pipelaying techniques field, water conservancy that specially a kind of convenience clamps pipeline Water power is laid with boom hoisting with pipeline.
Background technique
During WR and hydropower construction, often various pipelines are laid with, therefore, are laid with to pipeline When, it needs to carry out pipeline mobile and the size of pipeline peace installation is adjusted, such as documents Publication No. CN A kind of petroleum pipeline of 108373112 A installs laying boom hoisting, when being laid with to pipeline, it has not been convenient to pipeline Movement in the horizontal direction is unfavorable for adjusting and movement to Pipe installing size, it has not been convenient to the connection between pipeline, for another example A kind of boom hoisting being laid with for petroleum pipeline installation of 108217483 A of Publication No. CN, is lifted by crane to pipeline During, it has not been convenient to worker is unfavorable for the problem of pipeline is installed in process of deployment to the short distance transportation of pipeline.
Boom hoisting is laid with to the water conservancy and hydropower pipeline that pipeline clamps so we have proposed a kind of convenience, in order to solve The problem of certainly proposing among the above.
Utility model content
The purpose of this utility model is to provide a kind of convenience to be laid with lifting dress to the water conservancy and hydropower pipeline that pipeline clamps It sets, is laid with boom hoisting to solve the pipeline currently on the market that above-mentioned background technique proposes, when being laid with to pipeline, no Conducive to the adjusting and movement to Pipe installing size, it has not been convenient to the connection between pipeline, and the process lifted by crane in pipeline In, it has not been convenient to worker is unfavorable for the problem of pipeline is installed in process of deployment to the short distance transportation of pipeline.
To achieve the above object, the utility model provides the following technical solutions: a kind of water conservancy water that convenience clamps pipeline Electricity is laid with boom hoisting, including laying apparatus main body, top plate, first motor, screw rod, support frame, limited block, connection with pipeline Block, the second motor, bearing, sliding shoe, shifting chute and lifting groove, the top of the laying apparatus main body is provided with top plate, and pushes up The lower section of plate and support frame are welded to connect, and the inside of support frame is connected by lifting groove with the movable pulley for going up and down board ends It connecing, the intermediate position of the lifter plate is connect with wire rod thread, and the upper end of screw rod is connected with first motor, and screw rod Lower end is provided with limited block, the second motor is provided on rear side of the first motor, and the second motor passes through rotating bar and gear It is connected, and gear engages connection with the rack gear on the inside of sliding mouth, the rotating bar is connect with sliding panel by bearing, described Sliding mouth is located at the inside of sliding panel, and the lower section of lifter plate, the lifting are arranged in by sliding shoe and shifting chute for sliding panel The lower end surface of plate is welded with retaining ring, and the outside of retaining ring is connected by spring with anticollison block, the lower end of the sliding panel and company Block welding connection is connect, and the lower end of link block is provided with fixation and grabs.
Preferably, parallel installation each other between the lifter plate and sliding panel, and the width of sliding panel is less than lifter plate Width.
Preferably, the fixed packet capturing includes sliding groove, fixed plate, fixed pin, handgrip and fixation hole, and sliding groove is located at admittedly Surely the inside of sliding groove is arranged in by fixed pin and fixation hole for the inside grabbed, fixed plate, and handgrip is located at the lower section of fixed plate, Gu Fixed board is an integral molding structure with handgrip.
Preferably, the fixation, which is grabbed, is provided with altogether 2, and 2 fixations grab about sliding panel center line axisymmetricly Installation.
Preferably, the sliding mouth is through sliding panel, and slides mouth and be located between 2 fixations grab.
Preferably, the inside of sliding mouth is arranged in the rack gear by the way of welding, and between rack gear and anticollison block Distance is greater than the diameter of gear.
Preferably, the internal diameter of the retaining ring is greater than the diameter of screw rod, and the vertical centerline phase in the center of circle of retaining ring and screw rod It is overlapped.
Preferably, the shape and structure of the anticollison block is convex structure, and anticollison block is located at the outside of retaining ring.
Preferably, the shifting chute is located at the lower end surface of sliding panel, and the section shape structure of shifting chute is T-shape knot Structure.
Compared with prior art, the utility model has the beneficial effects that the convenient water conservancy and hydropower clamped to pipeline is managed Road is laid with boom hoisting;
1, in the lifter plate that is internally provided with of laying apparatus main body, lifter plate is connect with wire rod thread, plays control lifting The effect that plate moves up and down, and then control the limited block below sliding panel and fix to grab and move up and down, and lifter plate Both ends being connected by movable pulley and the lifting groove on the inside of support frame, be conducive to the steady lifting of lifter plate;
2, the rack gear inside sliding panel is engaged into connection with the gear of rotating bar lower end, plays control sliding panel and is controlled Mobile effect is conducive to the adjusting to pipeline, and sliding panel is arranged below lifter plate by sliding shoe and shifting chute, favorably In the steady movement of sliding panel;
3, it is provided with sliding mouth on sliding panel, plays during sliding panel is mobile, can avoid sliding panel to screw rod It impacts;
4, it is welded with retaining ring on the lifter plate on the outside of screw lower end, plays the role of protecting screw rod, and retaining ring Outside be connected by spring with anticollison block, play and slow down the dynamics that sliding panel collides retaining ring, be conducive to the guarantor to retaining ring Shield.
Detailed description of the invention
Fig. 1 is that the laying that a kind of convenience of the utility model is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps fills Set agent structure schematic diagram;
Fig. 2 is the sliding panel that a kind of convenience of the utility model is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps Present invention looks up structural representation;
Fig. 3 is that a kind of convenience of the utility model is laid in Fig. 2 of boom hoisting the water conservancy and hydropower pipeline that pipeline clamps The portion A-A schematic cross-sectional view;
Fig. 4 is that a kind of convenience of the utility model is laid with a in Fig. 1 of boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps Point enlarged structure schematic diagram;
Fig. 5 is that a kind of convenience of the utility model is laid with b in Fig. 3 of boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps Point enlarged structure schematic diagram;
Fig. 6 is that a kind of convenience of the utility model grabs the water conservancy and hydropower that pipeline clamps with the fixation that pipeline is laid with boom hoisting Structural schematic diagram;
Fig. 7 is that a kind of convenience of the utility model grabs the water conservancy and hydropower that pipeline clamps with the fixation that pipeline is laid with boom hoisting Positive structure diagram;
Fig. 8 is that a kind of convenience of the utility model grabs the water conservancy and hydropower that pipeline clamps with the fixation that pipeline is laid with boom hoisting Side structure schematic view.
In figure: 1, laying apparatus main body;2, top plate;3, first motor;4, screw rod;5, support frame;6, lifter plate;7, it slides Plate;8, limited block;9, fixation is grabbed;901, sliding groove;902, fixed plate;903, fixed pin;904, handgrip;905, fixation hole;10, Link block;11, mouth is slided;12, rack gear;13, the second motor;14, rotating bar;15, gear;16, retaining ring;17, spring;18, prevent Collision block;19, bearing;20, sliding shoe;21, shifting chute;22, lifting groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-8 is please referred to, the utility model provides a kind of technical solution: a kind of water conservancy and hydropower use that convenience clamps pipeline Pipeline is laid with boom hoisting, including laying apparatus main body 1, top plate 2, first motor 3, screw rod 4, support frame 5, lifter plate 6, sliding Plate 7, limited block 8, it is fixed grab 9, sliding groove 901, fixed plate 902, fixed pin 903, handgrip 904, fixation hole 905, link block 10, Slide mouth 11, rack gear 12, the second motor 13, rotating bar 14, gear 15, retaining ring 16, spring 17, anticollison block 18, bearing 19, sliding Block 20, shifting chute 21 and lifting groove 22, the top of laying apparatus main body 1 are provided with top plate 2, and the lower section of top plate 2 and support frame 5 It is welded to connect, and the inside of support frame 5 is connected by lifting groove 22 with the movable pulley at 6 both ends of lifter plate, in lifter plate 6 Between position be threadedly coupled with screw rod 4, and the upper end of screw rod 4 is connected with first motor 3, and the lower end setting of screw rod 4 is limited Position block 8, the rear side of first motor 3 is provided with the second motor 13, and the second motor 13 is connected by rotating bar 14 with gear 15, And gear 15 engages connection with the rack gear 12 of 11 inside of sliding mouth, and rotating bar 14 is connect by bearing 19 with sliding panel 7, slided Mouth 11 is located at the inside of sliding panel 7, and the lower section of lifter plate 6, lifting are arranged in by sliding shoe 20 and shifting chute 21 for sliding panel 7 The lower end surface of plate 6 is welded with retaining ring 16, and the outside of retaining ring 16 is connected by spring 17 with anticollison block 18, under sliding panel 7 End is welded to connect with link block 10, and the lower end of link block 10 is provided with fixation and grabs 9.
Parallel installation each other between the lifter plate 6 and sliding panel 7 of this example, and the width of sliding panel 7 is less than the width of lifter plate 6 Degree, is provided in this way conducive to being coupled between lifter plate 6 and sliding panel 7.
Fixation grabs 9 and includes sliding groove 901, fixed plate 902, fixed pin 903, handgrip 904 and fixation hole 905, and sliding groove 901 grab 9 inside positioned at fixing, and the inside of sliding groove 901 is arranged in by fixed pin 903 and fixation hole 905 for fixed plate 902, Handgrip 904 is located at the lower section of fixed plate 902, and fixed plate 902 is an integral molding structure with handgrip 904, and setting in this way is played to pipe Road carries out hanging role, is conducive to the movement of pipeline.
It is fixed to grab 9 and be provided with 2 altogether, and 2 fixations are grabbed 9 and are axisymmetricly installed about the center line of sliding panel 7, in this way Setting is played the role of moving pipeline steadily.
Mouth 11 is slided through sliding panel 7, and sliding mouth 11 is located at 2 fixations and grabs between 9, setting, which is played, in this way is sliding During plate 7 is mobile, and it can avoid sliding panel 7 and screw rod 4 impacted, be conducive to movement and the lifter plate 6 of sliding panel 7 Raising and lowering.
The inside of sliding mouth 11, and the distance between rack gear 12 and anticollison block 18 is arranged in rack gear 12 by the way of welding Greater than the diameter of gear 15, setting is played the role of carrying out cooperation transmission with gear 15 in this way, and then controls the movement of sliding panel 7 Direction is conducive to the control to Pipe installing position.
The internal diameter of retaining ring 16 is greater than the diameter of screw rod 4, and the center of circle of retaining ring 16 and the vertical centerline of screw rod 4 coincide, Setting is played the role of protecting screw rod 4 in this way, is conducive to the normal operation of screw rod 4.
The shape and structure of anticollison block 18 is convex structure, and anticollison block 18 is located at the outside of retaining ring 16, is arranged in this way To the effect for colliding dynamics between lifter plate 6 and retaining ring 16 is slowed down, be conducive to the processing of the anticollision to retaining ring 16.
Shifting chute 21 is located at the lower end surface of sliding panel 7, and the section shape structure of shifting chute 21 is T-shape structure, in this way Being arranged to play makes sliding panel 7 carry out mobile effect below lifter plate 6 by sliding shoe 20 and shifting chute 21, is conducive to adjust The installation dimension of pipeline.
The working principle of the present embodiment: boom hoisting is being laid with using the convenient water conservancy and hydropower clamped to pipeline the pipeline When, as shown in Figs. 1-5, laying apparatus main body 1 is moved to by worker by the movable pulley of 5 lower end of support frame needs to lift by crane pipeline Position, after apparatus main body 1 to be laid is mobile, worker starts the switch of laying apparatus main body 1, and presses lower liter of button, the One motor 3 drives screw rod 4 to rotate by speed reducer, and screw rod 4 passes through lifter plate 6 under the effect of the threaded engagement of lifter plate 6 The pulley at both ends moves down in the drop slot 22 of 5 inside of support frame, and then drives the limited block 8 of 7 lower section of sliding panel and fix 9 are grabbed to move down, it is to be fixed grab 9 inside and the overlying contact of pipeline after, close first motor 3 switch;
As shown in figs 6-8, worker extracts fixed pin 903 out of fixed the sliding groove 901 grabbed inside 9, and pushes down on Fixed pin 903 after 2 handgrips 904 are completely pulled out, then are inserted into fixation and grabbed on 9 by the handgrip 904 of 902 lower section of fixed plate, and So that fixed pin 903 is passed through fixation hole 905, then, presses declines button, first motor 3 drives screw rod 4 to rotate by speed reducer, Screw rod 4 makes drop slot 22 of the lifter plate 6 by the pulley at both ends on the inside of support frame 5 under the effect of the threaded engagement of lifter plate 6 It inside moves up, and then the limited block 8 of 7 lower section of sliding panel and fixation is driven to grab 9 and move up, it is to be fixed to grab 9 for Pipeline lift To after certain altitude, laying apparatus main body 1 is moved to the position for needing pipe laying by the movable pulley of 5 lower end of support frame, Worker can control the positive and negative rotation of the second motor 13, drive 15 positive and negative rotation of control gear in rotating bar 14, and then pass through gear 15 Under the engaged transmission of rack gear 12, sliding panel 7 is driven to carry out left and right shifting below lifter plate 6 by sliding shoe 20 and shifting chute 21 It is dynamic, and then the installation dimension of pipeline is adjusted, retaining ring 16 can protect screw rod 4, and the anticollison block 18 in 16 outside of retaining ring can prevent Sliding panel 7 collides with screw rod 4, to complete a series of activities.
The standardized element that the utility model uses can commercially, shaped piece according to specification and attached drawing Record can carry out customized, the specific connection type of each part is all made of in the prior art mature bolt, rivet, weldering Equal conventional means are connect, mechanical, part and equipment are all made of model conventional in the prior art, in addition circuit connection uses existing skill Conventional connection type in art, this will not be detailed here.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims (9)

1. a kind of convenience is laid with boom hoisting, including laying apparatus main body (1), top plate to the water conservancy and hydropower pipeline that pipeline clamps (2), first motor (3), screw rod (4), support frame (5), limited block (8), link block (10), the second motor (13), bearing (19), Sliding shoe (20), shifting chute (21) and lifting groove (22), it is characterised in that: the top of the laying apparatus main body (1) is provided with Top plate (2), and the lower section of top plate (2) and support frame (5) are welded to connect, and the inside of support frame (5) passes through lifting groove (22) It is connected with the movable pulley at lifter plate (6) both ends, the intermediate position of the lifter plate (6) is threadedly coupled with screw rod (4), and screw rod (4) upper end is connected with first motor (3), and the lower end of screw rod (4) is provided with limited block (8), the first motor (3) Rear side be provided with the second motor (13), and the second motor (13) is connected by rotating bar (14) with gear (15), and tooth Wheel (15) engages connection with the rack gear (12) slided on the inside of mouth (11), and the rotating bar (14) and sliding panel (7) pass through bearing (19) it connects, sliding mouth (11) is located at the inside of sliding panel (7), and sliding panel (7) passes through sliding shoe (20) and shifting chute (21) it is arranged in the lower section of lifter plate (6), the lower end surface of the lifter plate (6) is welded with retaining ring (16), and retaining ring (16) is outer Side is connected by spring (17) with anticollison block (18), and the lower end and link block (10) of the sliding panel (7) are welded to connect, and even The lower end for connecing block (10) is provided with fixation and grabs (9).
2. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: parallel installation each other between the lifter plate (6) and sliding panel (7), and the width of sliding panel (7) is less than lifter plate (6) width.
3. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: it includes sliding groove (901), fixed plate (902), fixed pin (903), handgrip (904) and fixation hole that (9) are grabbed in the fixation (905), and sliding groove (901) is located at the fixed inside for grabbing (9), and fixed plate (902) passes through fixed pin (903) and fixation hole (905) it is arranged in the inside of sliding groove (901), handgrip (904) is located at the lower section of fixed plate (902), fixed plate (902) and handgrip (904) it is an integral molding structure.
4. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the fixation grabs (9) and is provided with 2 altogether, and 2 fixations grab (9) about sliding panel (7) center line axisymmetricly Installation.
5. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the sliding mouth (11) is through sliding panel (7), and sliding mouth (11) is located at 2 fixations and grabs between (9).
6. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the inside of sliding mouth (11), and rack gear (12) and anticollison block is arranged in the rack gear (12) by the way of welding The distance between (18) it is greater than the diameter of gear (15).
7. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the internal diameter of the retaining ring (16) is greater than the diameter of screw rod (4), and the center of circle of retaining ring (16) and screw rod (4) it is vertical in Heart line coincides.
8. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the shape and structure of the anticollison block (18) is convex structure, and anticollison block (18) is located at the outside of retaining ring (16).
9. a kind of convenience according to claim 1 is laid with boom hoisting to the water conservancy and hydropower pipeline that pipeline clamps, special Sign is: the shifting chute (21) is located at the lower end surface of sliding panel (7), and the section shape structure of shifting chute (21) is T-shape Structure.
CN201821902316.XU 2018-11-19 2018-11-19 A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline Withdrawn - After Issue CN209291877U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821902316.XU CN209291877U (en) 2018-11-19 2018-11-19 A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821902316.XU CN209291877U (en) 2018-11-19 2018-11-19 A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline

Publications (1)

Publication Number Publication Date
CN209291877U true CN209291877U (en) 2019-08-23

Family

ID=67645503

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821902316.XU Withdrawn - After Issue CN209291877U (en) 2018-11-19 2018-11-19 A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline

Country Status (1)

Country Link
CN (1) CN209291877U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112499507A (en) * 2020-11-30 2021-03-16 董莹 Mechanical carrying and hoisting device for petroleum pipeline installation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112499507A (en) * 2020-11-30 2021-03-16 董莹 Mechanical carrying and hoisting device for petroleum pipeline installation

Similar Documents

Publication Publication Date Title
CN109353948A (en) A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline
CN205653115U (en) A crawl material loading machine for plank
WO2012000210A1 (en) Automatic electricity-acquisition system and method for tyre type container gantry crane
CN209291877U (en) A kind of water conservancy and hydropower pipeline laying boom hoisting that convenience clamps pipeline
CN207522187U (en) Link mechanism formula catching robot
CN102963817A (en) Tailing force-free large equipment hoisting vertical tail removal method
CN211945916U (en) Lifting appliance with adjustable hook distance
CN203639013U (en) Bottom knuckle arm of crane and crane
CN204660070U (en) Hot rolling locking coil of strip tie disc device
CN202390074U (en) Gantry hook
CN204602519U (en) Paint roller more changing device under horizontal galvanizing unit
CN103231988A (en) Tower crane, trolley thereof and rope winding multiplying power changing method
CN213679418U (en) Intelligent grabbing and lifting device
CN108639930A (en) A kind of industrial pallets hanging device
CN204057599U (en) A kind of traction system of traction elevator
CN204167786U (en) A kind of accessory cart of built on stilts bus lifting
CN208856817U (en) The anti-vertical device of the hoist rope of flat-head tower crane
CN208925093U (en) A kind of pork hoisting mechanism
CN208249729U (en) A kind of Special hoisting device of fluidized bed U-tube
CN208948808U (en) A kind of large thin-wall form workpiece turnover device used in groups
CN208996484U (en) It is a kind of to pitch servo-actuated wiring armed lever mechanism and crossing frame
CN208802787U (en) A kind of wiring vehicle with arc staggered form clamping jaw
CN202529743U (en) Crawler crane backward-tilting prevention bracket and crane including same
CN221607634U (en) Converter mouth structure overhauls moving platform
CN202484922U (en) Easy-to-use convenient and fast lifting control system for lifting type high-pole lamp

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20190823

Effective date of abandoning: 20240703

AV01 Patent right actively abandoned

Granted publication date: 20190823

Effective date of abandoning: 20240703

AV01 Patent right actively abandoned
AV01 Patent right actively abandoned