CN216699391U - Power cable erecting device - Google Patents

Power cable erecting device Download PDF

Info

Publication number
CN216699391U
CN216699391U CN202122942130.5U CN202122942130U CN216699391U CN 216699391 U CN216699391 U CN 216699391U CN 202122942130 U CN202122942130 U CN 202122942130U CN 216699391 U CN216699391 U CN 216699391U
Authority
CN
China
Prior art keywords
cable
threaded rod
bidirectional threaded
plate
fixedly connected
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.)
Active
Application number
CN202122942130.5U
Other languages
Chinese (zh)
Inventor
张珺
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.)
Guizhou Yudie Electric Co ltd
Original Assignee
Guizhou Yudie Electric 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 Guizhou Yudie Electric Co ltd filed Critical Guizhou Yudie Electric Co ltd
Priority to CN202122942130.5U priority Critical patent/CN216699391U/en
Application granted granted Critical
Publication of CN216699391U publication Critical patent/CN216699391U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Landscapes

  • Installation Of Indoor Wiring (AREA)

Abstract

The utility model discloses a power cable erecting device, which relates to the technical field of power cables and comprises a side mounting plate, wherein a connecting plate is fixedly connected to the front end of the side mounting plate, rectangular sliding grooves are formed in the left side and the right side of the front end of the connecting plate, a first bidirectional threaded rod is rotatably connected inside the rectangular sliding groove in the right end, a second bidirectional threaded rod is rotatably connected inside the rectangular sliding groove in the left end, and the upper ends of the first bidirectional threaded rod and the second bidirectional threaded rod are in threaded connection with an upper cable adjusting plate. According to the utility model, the setting height of the power cable in the wire clamping block is changed, the scale mark is changed along with the upper cable adjusting plate or the lower cable adjusting plate in the adjusting process, then the vertical distance between the upper cable adjusting plate and the lower cable adjusting plate can be known by referring to the scale, the fixed distance of the power cable does not need to be measured and adjusted and installed manually by workers in the installing process, and the labor and time are saved.

Description

Power cable erecting device
Technical Field
The utility model relates to the technical field of power cables, in particular to a power cable erecting device.
Background
The power cable is used for transmitting and distributing electric energy, is usually used for supplying power to urban underground power grids and enterprises or construction units, and is usually laid and constructed to realize the power supply function of different areas in the power construction process.
The power cable need fix power cable's bearing position at the in-process of laying, current fixed method is mostly behind power cable's external fixation upper clamp fastener, with the fixed installation of clamp fastener on connecting wall body or installation curb plate, then because the power cable line of job site is not single, and need keep certain safe distance between two different power cable lines, consequently need the workman manual work to measure the fixed distance between the power cable line at the in-process of installation and just can install, the power consumption that consumes time relatively.
Therefore, there is a need for a power cable installation device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to: the utility model provides a power cable erecting device, which aims to solve the problem that power cables can be fixedly installed respectively after the distances between the power cables are manually measured in the installation process of the power cables.
(II) technical scheme
The utility model specifically adopts the following technical scheme for realizing the purpose:
a power cable erecting device comprises a side mounting plate, wherein a connecting plate is fixedly connected to the front end of the side mounting plate, rectangular sliding grooves are formed in the left side and the right side of the front end of the connecting plate, the right end of the rectangular sliding grooves is connected with a first bidirectional threaded rod in an internal rotating mode, the left end of the rectangular sliding grooves is connected with a second bidirectional threaded rod in an internal rotating mode, the upper ends of the first bidirectional threaded rod and the second bidirectional threaded rod are in threaded connection with an upper cable adjusting plate, the lower ends of the first bidirectional threaded rod and the second bidirectional threaded rod are in threaded connection with a lower cable adjusting plate, the lower end of the first bidirectional threaded rod is fixedly connected with a first transmission belt wheel, the first transmission belt wheel is connected with a second transmission belt wheel belt, the second transmission belt wheel is fixedly connected with the lower end of the second bidirectional threaded rod, and the front ends of the upper cable adjusting plate and the lower cable adjusting plate are fixedly connected with a clamping block, the utility model discloses a cable clamp, including the clamp line piece, the clamp line piece is provided with the clamp line groove, go up the upper surface both sides fixedly connected with arc of cable regulating plate and lower cable regulating plate, two fixedly connected with dead lever between the arc, the outside of dead lever is rotated and is connected with the apron, the first magnetic stripe of fixedly connected with of lower surface arc port department of apron, the clamp line piece is close to the lower fixed surface of first magnetic stripe and is connected with the second magnetic stripe, the one end fixedly connected with adjustment handle that first double-direction threaded rod is close to first driving pulley.
Further, the outer dimensions of the end blocks at the two ends of the upper cable adjusting plate and the lower cable adjusting plate are matched with the dimensions of the notches of the rectangular sliding grooves.
Furthermore, two groups of thread fastening grooves are formed in the front end of the side mounting plate, the number of the thread fastening grooves in each group is four, and the distance between every two adjacent thread fastening grooves in each group is the same.
Further, two guide rods are fixedly connected between the upper end and the lower end of the connecting plate, a guide through groove is formed in the upper surfaces of the upper cable adjusting plate and the lower cable adjusting plate, and the guide rods are connected inside the guide through groove in a sliding mode.
Further, the equal fixedly connected with scale mark in both sides of going up cable regulating plate and cable regulating plate down, the connecting plate is close to the front end fixed surface of rectangle sliding tray and is connected with the scale.
Further, the first magnetic strip and the second magnetic strip are made of ferrite magnetsThe opposite surfaces of the first magnetic strip and the second magnetic strip are opposite in magnetism.
Further, the center of the upper surface of the cover plate is fixedly connected with a handle.
(III) advantageous effects
The utility model has the following beneficial effects:
1. when the device is used, an installer pulls the handle, opens the cover plate, places different power cables into different wire clamping grooves of different wire clamping blocks, then the wire clamping blocks support and clamp the power cables, when the distance between the two power cables needs to be adjusted, the installer rotates the adjusting handle, the adjusting handle drives the first bidirectional threaded rod to rotate, the first bidirectional threaded rod drives the first driving belt wheel to rotate, the first driving belt wheel drives the second driving belt wheel to rotate, the second driving belt wheel drives the second bidirectional threaded rod to rotate, therefore, the first bidirectional threaded rod and the second bidirectional threaded rod synchronously rotate, then the first bidirectional threaded rod and the second bidirectional threaded rod simultaneously drive the upper cable adjusting plate and the lower cable adjusting plate to move in opposite directions or in opposite directions, the upper cable adjusting plate and the lower cable adjusting plate drive the wire clamping blocks to start moving, therefore, the height of the power cable in the wire clamping block is changed, the scale mark is changed along with the upper cable adjusting plate or the lower cable adjusting plate in the adjusting process, then the vertical distance between the upper cable adjusting plate and the lower cable adjusting plate can be known by referring to the scale, the manual fixed distance of workers to the power cable is not needed in the installing process, the installation is adjusted, and the labor and the trouble are saved.
2. According to the utility model, the guide rods are fixedly connected between the upper end and the lower end of the connecting plate, and the guide through grooves are formed in the upper surfaces of the upper cable adjusting plate and the lower cable adjusting plate, so that when the upper cable adjusting plate and the lower cable adjusting plate start to move, the purpose of guiding and supporting the movement of the upper cable adjusting plate and the lower cable adjusting plate is achieved by the cooperation of the two guide rods and the guide through grooves, and the movement of the upper cable adjusting plate and the lower cable adjusting plate is more stable.
3. In the utility model, scale marks are fixedly connected on both sides of the upper cable adjusting plate and the lower cable adjusting plate, the surface of the connecting plate, which is close to the front end of the rectangular sliding groove, is fixedly connected with a graduated scale, so that the graduated scale can move along with the movement of the upper cable adjusting plate and the lower cable adjusting plate when the two plates move, the distance between the upper cable adjusting plate and the lower cable adjusting plate can be accurately known through the change of the pointing distance of the scale mark on the graduated scale, an installer does not need to hold the scale to measure the distance, the labor is saved, and the first magnetic strip and the second magnetic strip are arranged, after the power cable is arranged in the wire clamping groove, the cover plate can be covered on the wire clamping block, the cover plate can be firmly covered on the wire clamping block under the magnetic attraction effect of the first magnetic strip and the second magnetic strip, the power cable in the wire clamping groove can be prevented from sliding out of the wire clamping groove, and the stable effect of erection of the power cable is better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a front view configuration of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic illustration of a side view configuration of the present invention;
fig. 5 is an enlarged view of the structure at B in fig. 4.
Reference numerals: 1. a side mounting plate; 2. a connecting plate; 3. a rectangular sliding groove; 4. a first bidirectional threaded rod; 5. a second bidirectional threaded rod; 6. an upper cable adjusting plate; 7. a lower cable adjusting plate; 8. a first drive pulley; 9. a second drive pulley; 10. a wire clamping block; 11. a wire clamping groove; 12. an arc-shaped plate; 13. fixing the rod; 14. a cover plate; 15. a first magnetic stripe; 16. a second magnetic stripe; 17. a screw fastening groove; 18. a guide bar; 19. a guide through groove; 20. scale marking; 21. a graduated scale; 22. a handle; 23. and adjusting the handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, a power cable erection device comprises a side mounting plate 1, two sets of screw fastening grooves 17 are formed in the front end of the side mounting plate 1, four screw fastening grooves 17 are formed in each set, the distance between two adjacent screw fastening grooves 17 in each set is the same, a connecting plate 2 is fixedly connected to the front end of the side mounting plate 1, rectangular sliding grooves 3 are formed in the left and right sides of the front end of the connecting plate 2, a first bidirectional threaded rod 4 is rotatably connected to the inside of the rectangular sliding groove 3 at the right end, a second bidirectional threaded rod 5 is rotatably connected to the inside of the rectangular sliding groove 3 at the left end, the upper ends of the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 are in threaded connection with an upper cable adjusting plate 6, the outer dimensions of end blocks at the two ends of the upper cable adjusting plate 6 and a lower cable adjusting plate 7 are matched with the dimensions of a notch of the rectangular sliding groove 3, the lower ends of the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 are in threaded connection with the lower cable adjusting plate 7, the lower extreme fixedly connected with first driving pulley 8 of first bidirectional threaded rod 4, first driving pulley 8 is connected with second driving pulley 9 belt, second driving pulley 9 fixed connection is at the lower extreme of second bidirectional threaded rod 5, go up cable regulating plate 6 and the equal fixedly connected with clamp line piece 10 in front end of cable regulating plate 7 down, the wire trap 11 has been seted up on clamp line piece 10, go up cable regulating plate 6 and the upper surface both sides fixedly connected with arc 12 of cable regulating plate 7 down, fixedly connected with dead lever 13 between two arc 12, the external rotation of dead lever 13 is connected with apron 14, the first magnetic stripe 15 of fixedly connected with of lower surface arc port department of apron 14, clamp line piece 10 is close to the lower fixed surface second magnetic stripe 16 of first magnetic stripe 15, first bidirectional threaded rod 4 is close to the one end fixedly connected with adjustment handle 23 of first driving pulley 8, the upper surface center fixedly connected with handle 22 of apron 14.
In this embodiment, when in use, an installer pulls the handle 22, opens the cover plate 14, places different power cables into the wire clamping slots 11 of different wire clamping blocks 10, and then the wire clamping blocks 10 support and clamp the power cables, and when the distance between two power cables needs to be adjusted, the installer rotates the adjusting handle 23, the adjusting handle 23 drives the first bidirectional threaded rod 4 to rotate, the first bidirectional threaded rod 4 drives the first driving pulley 8 to rotate, the first driving pulley 8 drives the second driving pulley 9 to rotate, the second driving pulley 9 drives the second bidirectional threaded rod 5 to rotate, so that the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 rotate synchronously, and then the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 simultaneously drive the upper cable adjusting plate 6 and the lower cable adjusting plate 7 to move oppositely or relatively, go up cable adjusting plate 6 and lower cable adjusting plate 7 and drive clamp line piece 10 and begin to remove, therefore the power cable line in clamp line piece 10 sets up highly to obtain changing, at the in-process of adjusting, scale mark 20 follows cable adjusting plate 6 or cable adjusting plate 7 changes down, then refer to scale 21 alright in order to learn the vertical distance between cable adjusting plate 6 and the lower cable adjusting plate 7, do not need the artifical fixed distance to power cable line of workman to measure and adjust the installation at the in-process of installation, time saving and labor saving.
Example 2
Referring to fig. 1-2, the present embodiment is further optimized based on embodiment 1, specifically, two guide rods 18 are fixedly connected between the upper and lower ends of the connecting plate 2, guide through grooves 19 are formed on the upper surfaces of the upper cable adjusting plate 6 and the lower cable adjusting plate 7, and the guide rods 18 are slidably connected inside the guide through grooves 19.
In this embodiment, through fixed connection guide bar 18 between the upper and lower both ends at connecting plate 2, leading through groove 19 has been seted up at the upper surface of last cable regulating plate 6 and lower cable regulating plate 7, when last cable regulating plate 6 and lower cable regulating plate 7 begin to remove, the cooperation of two guide bars 18 and leading through groove 19 just plays the purpose of carrying out the direction support to the removal of going up cable regulating plate 6 and lower cable regulating plate 7, make the removal of going up cable regulating plate 6 and lower cable regulating plate 7 more steady.
Example 3
Referring to fig. 1, 2, 4 and 5, the present embodiment is optimized based on example 1 or example 2, specifically, scale marks 20 are fixedly connected to both sides of the upper cable adjusting plate 6 and the lower cable adjusting plate 7, and a scale 21 is fixedly connected to the front end surface of the connecting plate 2 near the rectangular sliding groove 3.
Specifically, the first magnetic stripe 15 and the second magnetic stripe 16 are made of ferrite magnetsThe opposing faces of the first magnetic strip 15 and the second magnetic strip 16 are oppositely magnetic.
In the embodiment, the scale marks 20 are fixedly connected to both sides of the upper cable adjusting plate 6 and the lower cable adjusting plate 7, and the scale 21 is fixedly connected to the front end surface of the connecting plate 2 close to the rectangular sliding groove 3, so that the scale marks 20 can move along when the upper cable adjusting plate 6 and the lower cable adjusting plate 7 move, the distance between the upper cable adjusting plate 6 and the lower cable adjusting plate 7 can be accurately known through the change of the pointing distance of the scale marks 20 on the scale marks 21, an installer does not need to hold the scale to measure, labor is saved, the cover plate 14 can be covered on the wire clamping block 10 after the power cable is placed in the wire clamping groove 11 by arranging the first magnetic strip 15 and the second magnetic strip 16, the cover plate 14 can be stably covered on the wire clamping block 10 under the magnetic attraction effect of the first magnetic strip 15 and the second magnetic strip 16, and the power cable in the wire clamping groove 11 is prevented from sliding out of the wire clamping groove 11, the erection stabilizing effect on the power cable is better.
In summary, the following steps: in the utility model, when in use, an installer pulls the handle 22, opens the cover plate 14, places different power cables into the wire clamping grooves 11 of different wire clamping blocks 10, then the wire clamping blocks 10 support and clamp the power cables, when the distance between two power cables needs to be adjusted, the installer rotates the adjusting handle 23, the adjusting handle 23 drives the first bidirectional threaded rod 4 to rotate, the first bidirectional threaded rod 4 drives the first driving pulley 8 to rotate, the first driving pulley 8 drives the second driving pulley 9 to rotate, the second driving pulley 9 drives the second bidirectional threaded rod 5 to rotate, therefore, the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 synchronously rotate, so that the first bidirectional threaded rod 4 and the second bidirectional threaded rod 5 simultaneously drive the upper cable adjusting plate 6 and the lower cable adjusting plate 7 to move oppositely or relatively, the upper cable adjusting plate 6 and the lower cable adjusting plate 7 drive the wire clamping blocks 10 to start moving, therefore, the height of the power cable in the wire clamping block 10 is changed, in the process of adjustment, the scale mark 20 is changed along with the upper cable adjusting plate 6 or the lower cable adjusting plate 7, then the vertical distance between the upper cable adjusting plate 6 and the lower cable adjusting plate 7 can be known by referring to the scale 21, in the process of installation, workers do not need to manually measure the fixed distance of the power cable and adjust the installation, the labor is saved, the upper guide rods 18 are fixedly connected between the upper end and the lower end of the connecting plate 2, the upper surfaces of the upper cable adjusting plate 6 and the lower cable adjusting plate 7 are provided with the guide through grooves 19, when the upper cable adjusting plate 6 and the lower cable adjusting plate 7 start to move, the purposes of guiding and supporting the movement of the upper cable adjusting plate 6 and the lower cable adjusting plate 7 are achieved by the matching of the two guide rods 18 and the guide through grooves 19, so that the movement of the upper cable adjusting plate 6 and the lower cable adjusting plate 7 is more stable.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims (7)

1. A power cable erection device, includes side-mounting board (1), its characterized in that: the front end fixedly connected with connecting plate (2) of side-mounting board (1), rectangle sliding tray (3) have been seted up to the front end left and right sides of connecting plate (2), the right-hand member the inside rotation of rectangle sliding tray (3) is connected with first bidirectional threaded rod (4), the left end the inside rotation of rectangle sliding tray (3) is connected with second bidirectional threaded rod (5), the upper end and last cable regulating plate (6) threaded connection of first bidirectional threaded rod (4) and second bidirectional threaded rod (5), the lower extreme and lower cable regulating plate (7) threaded connection of first bidirectional threaded rod (4) and second bidirectional threaded rod (5), the lower extreme fixedly connected with first driving pulley (8) of first bidirectional threaded rod (4), first driving pulley (8) and second driving pulley (9) belt connection, second driving pulley (9) fixed connection is at the lower extreme of second bidirectional threaded rod (5), go up equal fixedly connected with doubling block (10) in front end of cable regulating plate (6) and lower cable regulating plate (7), doubling block (10) is gone up and has been seted up wire clamping groove (11), go up cable regulating plate (6) and upper surface both sides fixedly connected with arc (12) of cable regulating plate (7) down, two fixedly connected with dead lever (13) between arc (12), the outside of dead lever (13) is rotated and is connected with apron (14), the first magnetic stripe of lower surface arc port department fixedly connected with (15) of apron (14), doubling block (10) are close to the lower fixed surface of first magnetic stripe (15) and are connected with second magnetic stripe (16), first bidirectional threaded rod (4) are close to one end fixedly connected with adjustment handle (23) of first driving pulley (8).
2. A power cable erection device according to claim 1, characterized in that: the outer dimensions of end blocks at two ends of the upper cable adjusting plate (6) and the lower cable adjusting plate (7) are matched with the dimensions of notches of the rectangular sliding grooves (3).
3. A power cable erection device according to claim 1, characterized in that: two sets of screw fastening grooves (17) are seted up to the front end of side-mounting board (1), and the screw fastening groove (17) of every group are four, and the distance between two adjacent screw fastening grooves (17) of every group is the same.
4. A power cable erection device according to claim 1, characterized in that: two guide rods (18) are fixedly connected between the upper end and the lower end of the connecting plate (2), a guide through groove (19) is formed in the upper surfaces of the upper cable adjusting plate (6) and the lower cable adjusting plate (7), and the guide rods (18) are connected inside the guide through groove (19) in a sliding mode.
5. A power cable erection device according to claim 1, characterized in that: go up cable regulating plate (6) and the equal fixedly connected with scale mark (20) in both sides of lower cable regulating plate (7), connecting plate (2) are close to front end fixed surface of rectangle sliding tray (3) and are connected with scale (21).
6. A power cable erection device according to claim 1, characterized in that: the first magnetic strip (15) and the second magnetic strip (16) are made of ferrite magnetsThe opposite faces of the first magnetic strip (15) and the second magnetic strip (16) are opposite in magnetism.
7. A power cable erection device according to claim 1, characterized in that: the center of the upper surface of the cover plate (14) is fixedly connected with a handle (22).
CN202122942130.5U 2021-11-26 2021-11-26 Power cable erecting device Active CN216699391U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122942130.5U CN216699391U (en) 2021-11-26 2021-11-26 Power cable erecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122942130.5U CN216699391U (en) 2021-11-26 2021-11-26 Power cable erecting device

Publications (1)

Publication Number Publication Date
CN216699391U true CN216699391U (en) 2022-06-07

Family

ID=81836523

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122942130.5U Active CN216699391U (en) 2021-11-26 2021-11-26 Power cable erecting device

Country Status (1)

Country Link
CN (1) CN216699391U (en)

Similar Documents

Publication Publication Date Title
CN203594942U (en) Mounting mechanism of guide rail type road monitoring equipment
CN216699391U (en) Power cable erecting device
CN113530147A (en) Terrace construction method capable of controlling elevation and flatness with high precision
CN211736626U (en) Electric power tower pole vertical adjustment calibrating device
CN218324957U (en) Measurement control tool for high-speed railway ditch and cable trough
CN203660982U (en) Junction box positioning fixture
CN213461027U (en) Simple cable trench support structure
CN210589651U (en) Automatic meter counting and cutting device for waterproof coiled materials for buildings
CN204115719U (en) Tunnel cross-section measurement point laying out apparatus
CN213539063U (en) Pull rod fixing device between city utility tunnel construction template
CN220107213U (en) Partition type incoming cabinet convenient for wire arrangement
CN220896276U (en) Bolt adjusting junction box
CN207109504U (en) A kind of benchmark guide device for being used to aid in paver
CN216275242U (en) Reinforcing steel bar arranging device
CN217849229U (en) Regulation type converter mounting structure
CN218349379U (en) Bridge turns over curved measuring device
CN217949123U (en) Connection structure between equipment and civil engineering basis
CN220336507U (en) Mortar paving and plastering adjusting device
CN217847637U (en) Laminated planar transformer
CN220253968U (en) Cable conveying device for network technology
CN217642222U (en) Lossless installation device based on power dispatching equipment
CN212740135U (en) Water conservancy water and electricity buried line equipment
CN216355908U (en) Splicing type underground cable trench based on urban comprehensive wiring
CN219489297U (en) Wall-plate type elevator wall-attached angle adjusting support
CN213745218U (en) Pipeline laying positioning device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant