CN108758090A - A kind of shockproof pipe clamp of channel steel - Google Patents

A kind of shockproof pipe clamp of channel steel Download PDF

Info

Publication number
CN108758090A
CN108758090A CN201810976965.2A CN201810976965A CN108758090A CN 108758090 A CN108758090 A CN 108758090A CN 201810976965 A CN201810976965 A CN 201810976965A CN 108758090 A CN108758090 A CN 108758090A
Authority
CN
China
Prior art keywords
shockproof
wall
channel steel
tooth plate
bar
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Withdrawn
Application number
CN201810976965.2A
Other languages
Chinese (zh)
Inventor
杜海峰
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.)
Jiangsu Su Xin Pipe Clip Manufacturing Co Ltd
Original Assignee
Jiangsu Su Xin Pipe Clip Manufacturing 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 Jiangsu Su Xin Pipe Clip Manufacturing Co Ltd filed Critical Jiangsu Su Xin Pipe Clip Manufacturing Co Ltd
Priority to CN201810976965.2A priority Critical patent/CN108758090A/en
Publication of CN108758090A publication Critical patent/CN108758090A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/08Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
    • F16L3/10Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a kind of shockproof pipe clamps of channel steel of shockproof pipe clamp technical field,It is provided with link at the top of shockproof shell,Top inner wall is mounted on extension spring at left and right sides of shockproof shell,Inner wall offers the sliding slot to match with pulley at left and right sides of shockproof shell,T-bar bottom end extends on the outside of shockproof shell and is connect with power box top,The output end of power motor extends to power box inner cavity and is connect with gear,C-channel steel inner wall is equipped with protection gasket,The device is easy to operate,Work efficiency is high,Pass through power motor band moving gear positive and negative rotation,And then drive upper tooth plate and lower tooth plate centering campaign or reverse motions,And then live pipeline convenient for two groups of C-channel steel clamps,Extension spring and compressed spring match the vibrations being subject to convenient for buffering pipe clamp,T-bar outer wall is vertically arranged with graduation mark,Convenient for understanding whether extension spring and compressed spring fail,Improve the shockproof properties of device.

Description

A kind of shockproof pipe clamp of channel steel
Technical field
The present invention relates to shockproof pipe clamp technical field, specially a kind of shockproof pipe clamp of channel steel.
Background technology
Channel steel is that section is groove type, and channel steel category construction is used and machinery carbon structural steels, is the shaped steel steel of compound section Material, channel steel are mainly used for building structure, curtain wall engineering, mechanical equipment and vehicle manufacture etc..
The main function of pipe clamp is to provide constraint, increases system stiffness, size is mainly by line size, the medium of conveying It is determined with load.In the fields such as existing building engineering, production pipeline often needs to pipe clamp and carries out clamping work, and is transported in machine Pipe clamp will produce some vibrations during work, in the course of time, friction is generated between pipeline meeting and pipe clamp, leads to the pipeline produced Outer wall is impaired, it is difficult to sell, waste raw material, increase causes this, in order to avoid these lose, for this purpose, it is proposed that a kind of channel steel Shockproof pipe clamp.
Invention content
The purpose of the present invention is to provide a kind of shockproof pipe clamps of channel steel, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions:A kind of shockproof pipe clamp of channel steel, including shockproof shell are prevented Link is provided at the top of shake shell, top inner wall is mounted on extension spring, extension spring bottom and T-bar at left and right sides of shockproof shell Top connects, and T-bar left and right ends are mounted on pulley, and inner wall offers the cunning to match with pulley at left and right sides of shockproof shell Slot, T-bar left and right sides top bottom surface are symmetrically installed with two groups of compressed springs, and compressed spring bottom end connects with shockproof shell intracavity bottom It connects, T-bar bottom end extends on the outside of shockproof shell and connect with power box top, on the left of the top inner wall of power box and bottom Tooth plate and lower tooth plate are slidably connected respectively on the right side of inner wall, and power box rear end face is equipped with power motor, power motor Output end extends to power box inner cavity and is connect with gear, and gear is located at power box inner cavity middle position, and above and below gear Both ends outer wall is engaged with upper tooth plate bottom surface and lower tooth plate top surface respectively, and upper tooth plate bottom left end is respectively mounted with lower tooth plate bottom right There are connecting rod, two groups of connecting rod bottom ends to flush, and two groups of connecting rod bottom ends are mounted on C-channel steel, C-channel steel inner wall is equipped with Protect gasket.
Preferably, protection gasket includes the C-shaped rubber pad being connect with C-channel steel inner wall, and C-shaped rubber pad front end face is uniformly opened Equipped with through-hole, C-shaped rubber pad inner wall is provided with hemispheric protrusion.
Preferably, connecting rod outer wall is provided with support draw runner, and power box bottom offers and props up along horizontal center line The support sliding slot that support draw runner matches, and sliding slot inner wall is supported to be provided with limited block.
Preferably, connecting rod bottom end is provided with external screw thread, and the screw thread to match with external screw thread is offered at the top of C-channel steel Hole, connecting rod are connected through a screw thread with C-channel steel.
Preferably, T-bar is carbon steel T-shaped bar, and T-bar outer wall is vertically arranged with graduation mark, and graduation mark is centimetre to be Unit.
Preferably, upper tooth plate and lower tooth plate are same size.
Compared with prior art, the beneficial effects of the invention are as follows:
1, the device is easy to operate, and work efficiency is high, by power motor band moving gear positive and negative rotation, and then drives upper tooth plate under Tooth plate centering campaign or reverse motions, and then pipeline is lived convenient for two groups of C-channel steel clamps, protrusion effectively increases protection gasket inner wall Frictional force, convenient for stablizing clamping pipe, C-shaped rubber pad has certain flexibility, occurs with protection gasket in pipeline mutual When extruding, through-hole is flattened, and then refers to certain cushioning effect, effectively prevent pipeline because moment be pressurized it is excessive caused by Damage;
2, the device shockproof properties are high, and when being given a shock during pipeline clamping movement, T-bar stress moves downward, and stretch Spring extends, compressed spring forced compression, and extension spring and compressed spring match the vibrations being subject to convenient for buffering pipe clamp, improve The stability of the device, T-bar outer wall are vertically arranged with graduation mark, and the flexible of T-bar bottom is accurately understood convenient for staff Amount, and then convenient for understanding whether extension spring and compressed spring fail, convenient for replacing the extension spring and compression bullet of failure in time Spring improves the shockproof properties of device.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is present invention protection gasket construction schematic diagram.
In figure:1 shockproof shell, 2 links, 3 extension springs, 4 T-bars, 5 pulleys, 6 sliding slots, 7 compressed springs, 8 power box, Tooth plate on 9,10 lower tooth plates, 11 gears, 12 connecting rods, 13 C-channel steel, 14 protection gaskets, 141 C-shaped rubber pads, 142 through-holes, 143 protrusions.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of shockproof pipe clamp of channel steel, including shockproof shell 1 are shockproof 1 top of shell is provided with link 2, is easily installed and uses the device, 1 left and right sides top inner wall of shockproof shell to be mounted on stretching bullet Spring 3,3 bottom of extension spring are connect with 4 top of T-bar, and 4 left and right ends of T-bar are mounted on pulley 5,1 left and right sides of shockproof shell Inner wall offers the sliding slot 6 to match with pulley 5, convenient for the lower movement in vertical direction of T-bar 4, reduce T-bar 4 with it is shockproof Abrasion between 1 inner wall of shell, 4 left and right sides top bottom surface of T-bar are symmetrically installed with two groups of compressed springs 7, extension spring 3 and pressure Contracting spring 7 matches the vibrations being subject to convenient for buffering pipe clamp, improves the stability of the device, 7 bottom end of compressed spring and shockproof shell 1 Intracavity bottom connects, and 4 bottom end of T-bar extends to 1 outside of shockproof shell and connect with 8 top of power box, the top of power box 8 Tooth plate 9 and lower tooth plate 10 are slidably connected respectively with bottom interior wall right side on the left of inner wall, and 8 rear end face of power box is equipped with dynamic Force motor, power motor are clockwise and anticlockwise motor, and power motor is connected by conducting wire and external power supply switch, the output of power motor End extends to 8 inner cavity of power box and is connect with gear 11, and gear 11 is located at 8 inner cavity middle position of power box, and gear 11 Upper and lower ends outer wall is engaged with 9 bottom surface of upper tooth plate and 10 top surface of lower tooth plate respectively, power motor band 11 positive and negative rotation of moving gear, in turn Tooth plate 9 and 10 centering campaign of lower tooth plate or reverse motions in drive, and then clamp pipeline, upper tooth plate 9 convenient for two groups of C-channel steel 13 Bottom left end is mounted on connecting rod 12 with 10 bottom right of lower tooth plate, and two groups of 12 bottom ends of connecting rod flush, and two groups of connecting rods 12 bottom ends are mounted on C-channel steel 13, and 13 inner wall of C-channel steel is equipped with protection gasket 14, avoids pipeline and 13 inner wall of C-channel steel Abrasion caused by being in direct contact.
Wherein, protection gasket 14 includes the C-shaped rubber pad 141 being connect with 13 inner wall of C-channel steel, 141 front end of C-shaped rubber pad Face is uniformly provided with through-hole 142, and 141 inner wall of C-shaped rubber pad is provided with hemispheric raised 143, and protrusion 143 effectively increases guarantor The frictional force of 14 inner wall of protection pad piece, convenient for stablizing clamping pipe, C-shaped rubber pad 141 has certain flexibility, in pipeline and guarantor When protection pad piece 14 occurs mutually to squeeze, through-hole 142 is flattened, and then refers to certain cushioning effect, effectively prevents pipeline It is damaged caused by because of moment, compression is excessive;
12 outer wall of connecting rod is provided with support draw runner, and 8 bottom of power box offers and support draw runner phase along horizontal center line Matched support sliding slot, and sliding slot inner wall is supported to be provided with limited block, the side-to-side movement of safety is capable of convenient for connecting rod 12, is convenient for Clamping pipe;
12 bottom end of connecting rod is provided with external screw thread, and 13 top of C-channel steel offers the threaded hole to match with external screw thread, connecting rod 12 are connected through a screw thread with C-channel steel 13, are conveniently replaceable the C-channel steel 13 of damage, or replace the C-channel steel 13 of other specifications, Improve the practicability of device;
T-bar 4 is carbon steel T-shaped bar, improves the hardness of T-bar 4,4 outer wall of T-bar is vertically arranged with graduation mark, and graduation mark is By centimetre as unit of, accurately understand the stroke of 4 bottom of T-bar convenient for staff, and then convenient for understanding extension spring 3 and pressure Whether contracting spring 7 fails, and convenient for replacing the extension spring 3 and compressed spring 7 of failure in time, improves the shockproof properties of device;
Upper tooth plate 9 and lower tooth plate 10 are same size, the tooth of upper tooth plate 9 and lower tooth plate 10 length having the same and tooth plate outer wall Tooth drives 10 associated movement of upper tooth plate 9 and lower tooth plate convenient for gear 11.
Operation principle:The device is mounted on by link 2 on crossbeam or lifting rope first when use, then starts power electric Machine, power motor band 11 positive and negative rotation of moving gear, and then upper tooth plate 9 and 10 centering campaign of lower tooth plate or reverse motions are driven, in turn Pipeline is clamped convenient for two groups of C-channel steel 13, protrusion 143 effectively increases the frictional force of protection 14 inner wall of gasket, is convenient for stabilization clamp Tight pipeline, C-shaped rubber pad 141 have certain flexibility, when pipeline occurs mutually to squeeze with protection gasket 14, through-hole 142 Be flattened, and then refer to certain cushioning effect, effectively prevent pipeline because moment be pressurized it is excessive caused by damage, in pipeline When being given a shock during clamping movement, 4 stress of T-bar moves downward, and extension spring 3 extends, 7 forced compression of compressed spring, Extension spring 3 and compressed spring 7 match convenient for the vibrations that are subject to of buffering pipe clamp, improve the stability of the device, outside T-bar 4 Wall is vertically arranged with graduation mark, the stroke of 4 bottom of T-bar is accurately understood convenient for staff, and then stretch bullet convenient for understanding Whether spring 3 and compressed spring 7 fail, and convenient for replacing the extension spring 3 and compressed spring 7 of failure in time, improve the shockproof of device Performance.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of shockproof pipe clamp of channel steel, including shockproof shell(1), spy is:Shockproof shell(1)Top is provided with link(2), shockproof Shell(1)Left and right sides top inner wall is mounted on extension spring(3), extension spring(3)Bottom and T-bar(4)Top connects, T Shape bar(4)Left and right ends are mounted on pulley(5), shockproof shell(1)Left and right sides inner wall offers and pulley(5)The cunning to match Slot(6), T-bar(4)Bottom surface is symmetrically installed with two groups of compressed springs at the top of the left and right sides(7), compressed spring(7)Bottom end with it is shockproof Shell(1)Intracavity bottom connects, T-bar(4)Bottom end extends to shockproof shell(1)Outside and and power box(8)Top connects, power Babinet(8)Top inner wall on the left of with bottom interior wall on the right side of slidably connect tooth plate respectively(9)And lower tooth plate(10), headstock Body(8)Rear end face is equipped with power motor, and the output end of power motor extends to power box(8)Inner cavity and and gear(11)Even It connects, gear(11)Positioned at power box(8)Inner cavity middle position, and gear(11)Upper and lower ends outer wall respectively with upper tooth plate(9) Bottom surface and lower tooth plate(10)Top surface is engaged, upper tooth plate(9)Bottom left end and lower tooth plate(10)Bottom right is mounted on connecting rod (12), two groups of connecting rods(12)Bottom end flushes, and two groups of connecting rods(12)Bottom end is mounted on C-channel steel(13), C-channel steel (13)Inner wall is equipped with protection gasket(14).
2. the shockproof pipe clamp of a kind of channel steel according to claim 1, it is characterised in that:Protect gasket(14)Including with C-channel Steel(13)The C-shaped rubber pad of inner wall connection(141), C-shaped rubber pad(141)Front end face is uniformly provided with through-hole(142), C-shaped rubber Rubber cushion(141)Inner wall is provided with hemispheric protrusion(143).
3. the shockproof pipe clamp of a kind of channel steel according to claim 1, it is characterised in that:Connecting rod(12)Outer wall is provided with support Draw runner, power box(8)Bottom offers the support sliding slot to match with support draw runner along horizontal center line, and supports sliding slot Inner wall is provided with limited block.
4. the shockproof pipe clamp of a kind of channel steel according to claim 1, it is characterised in that:Connecting rod(12)Bottom end is provided with outer spiral shell Line, C-channel steel(13)Top offers the threaded hole to match with external screw thread, connecting rod(12)With C-channel steel(13)Pass through spiral shell Line connects.
5. the shockproof pipe clamp of a kind of channel steel according to claim 1, it is characterised in that:T-bar(4)For carbon steel T-shaped bar, T shapes Bar(4)Outer wall is vertically arranged with graduation mark, and graduation mark be by centimetre as unit of.
6. the shockproof pipe clamp of a kind of channel steel according to claim 1, it is characterised in that:Upper tooth plate(9)And lower tooth plate(10)For Same size.
CN201810976965.2A 2018-08-26 2018-08-26 A kind of shockproof pipe clamp of channel steel Withdrawn CN108758090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810976965.2A CN108758090A (en) 2018-08-26 2018-08-26 A kind of shockproof pipe clamp of channel steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810976965.2A CN108758090A (en) 2018-08-26 2018-08-26 A kind of shockproof pipe clamp of channel steel

Publications (1)

Publication Number Publication Date
CN108758090A true CN108758090A (en) 2018-11-06

Family

ID=63967059

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810976965.2A Withdrawn CN108758090A (en) 2018-08-26 2018-08-26 A kind of shockproof pipe clamp of channel steel

Country Status (1)

Country Link
CN (1) CN108758090A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109599224A (en) * 2018-12-06 2019-04-09 徐州达普电缆技术有限公司 A kind of stranding machine control system based on protection mechanism
CN109630757A (en) * 2018-12-04 2019-04-16 广东政和工程有限公司 Pipeline construction fixes damping device
CN110726008A (en) * 2019-10-14 2020-01-24 慧鱼支吊架(江苏)有限公司 Self-compensating elastic support hanger
CN110906886A (en) * 2019-12-10 2020-03-24 株洲菲斯罗克光电技术有限公司 Production of photoelectric aiming tool is with accurate heart detection device
CN111302239A (en) * 2020-03-12 2020-06-19 郑上平 Hoisting machinery for closing pipe cavity frame arc mouth rubber support pad for pipeline construction
CN111811789A (en) * 2019-07-15 2020-10-23 苏州市新艺弹簧厂 High-efficient test equipment of vertical spring
CN111963774A (en) * 2020-08-06 2020-11-20 张文勇 Fixing device for laying gas pipeline along bridge
CN112678079A (en) * 2021-02-02 2021-04-20 江苏鼎途机械有限公司 Lower support structure of truck cab
CN112762237A (en) * 2019-10-21 2021-05-07 江苏固泰建筑材料科技有限公司 Antidetonation finished product gallows
CN114688436A (en) * 2022-04-26 2022-07-01 中建二局安装工程有限公司 Installation and construction device for electromechanical equipment and pipelines
CN115326216A (en) * 2022-10-10 2022-11-11 徐州索纳特科技有限公司 Temperature sensor who possesses protection machanism

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109630757A (en) * 2018-12-04 2019-04-16 广东政和工程有限公司 Pipeline construction fixes damping device
CN109599224A (en) * 2018-12-06 2019-04-09 徐州达普电缆技术有限公司 A kind of stranding machine control system based on protection mechanism
CN111811789A (en) * 2019-07-15 2020-10-23 苏州市新艺弹簧厂 High-efficient test equipment of vertical spring
CN110726008A (en) * 2019-10-14 2020-01-24 慧鱼支吊架(江苏)有限公司 Self-compensating elastic support hanger
CN112762237A (en) * 2019-10-21 2021-05-07 江苏固泰建筑材料科技有限公司 Antidetonation finished product gallows
CN110906886A (en) * 2019-12-10 2020-03-24 株洲菲斯罗克光电技术有限公司 Production of photoelectric aiming tool is with accurate heart detection device
CN111302239A (en) * 2020-03-12 2020-06-19 郑上平 Hoisting machinery for closing pipe cavity frame arc mouth rubber support pad for pipeline construction
CN111963774A (en) * 2020-08-06 2020-11-20 张文勇 Fixing device for laying gas pipeline along bridge
CN112678079A (en) * 2021-02-02 2021-04-20 江苏鼎途机械有限公司 Lower support structure of truck cab
CN112678079B (en) * 2021-02-02 2023-11-28 江苏鼎途机械有限公司 Lower bracket structure of truck cab
CN114688436A (en) * 2022-04-26 2022-07-01 中建二局安装工程有限公司 Installation and construction device for electromechanical equipment and pipelines
CN114688436B (en) * 2022-04-26 2023-08-29 中建二局安装工程有限公司 Installation construction device for electromechanical equipment and pipeline
CN115326216A (en) * 2022-10-10 2022-11-11 徐州索纳特科技有限公司 Temperature sensor who possesses protection machanism

Similar Documents

Publication Publication Date Title
CN108758090A (en) A kind of shockproof pipe clamp of channel steel
CN102140898A (en) Coiled tubing clamping device and injection head using same
CN206510283U (en) A kind of automatic mold locking device
CN112607591B (en) Hoisting device for hoisting cement pipeline
CN208816856U (en) A kind of shockproof pipe clamp of channel steel
CN109611652A (en) Damping base is used in a kind of installation of winning equipment
CN109051828A (en) Variable size lumber jack
CN106181302A (en) Valve body and the pallet carrying unit of rubber ring assemble mechanism
CN103291926B (en) A kind of squeezing roll Side sealing structures
CN215673956U (en) Code wheel robot fluid transmission is with defeated oil pipe special pipe clamp
CN108856852A (en) A kind of automobile power pipe fitting cutter device
CN109128929A (en) A kind of fixture with buffer structure
CN202252055U (en) Open type glasses valve
CN208977354U (en) A kind of trapezoidal Pipe Cutting fixture of flexibility
CN211895809U (en) Spacing buffer gear of flexible arm board
CN210252443U (en) Crushing equipment with vibration absorption mechanism
CN210105781U (en) Impact-proof device of drilling machine feeding lifting mechanism
CN203289008U (en) Extra-high voltage tension insulator string dual-drive split-type closed fixture
CN206010312U (en) Valve body and the pallet carrying unit of rubber ring assemble mechanism
CN206952031U (en) A kind of autoloader
CN216813165U (en) Safety device for chemical pipeline
CN204817517U (en) A extrusion device for copper processing
CN210490585U (en) Radial closing device of motor jackscrew
CN213502636U (en) Adjusting and tensioning track plate component for crawler crane
CN213568144U (en) Electromechanical integrated elevator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20181106