CN216966874U - Assembling platform for abdominal tube of steel tube tower - Google Patents

Assembling platform for abdominal tube of steel tube tower Download PDF

Info

Publication number
CN216966874U
CN216966874U CN202220705757.0U CN202220705757U CN216966874U CN 216966874 U CN216966874 U CN 216966874U CN 202220705757 U CN202220705757 U CN 202220705757U CN 216966874 U CN216966874 U CN 216966874U
Authority
CN
China
Prior art keywords
frame
platform
gear
steel tube
steel
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
CN202220705757.0U
Other languages
Chinese (zh)
Inventor
孙长升
傅双双
刘元杰
孙杰
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.)
Qingdao Fanchang Power Equipment Factory Co ltd
Original Assignee
Qingdao Fanchang Power Equipment Factory 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 Qingdao Fanchang Power Equipment Factory Co ltd filed Critical Qingdao Fanchang Power Equipment Factory Co ltd
Priority to CN202220705757.0U priority Critical patent/CN216966874U/en
Application granted granted Critical
Publication of CN216966874U publication Critical patent/CN216966874U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a steel tube tower abdominal tube assembling platform, which comprises a platform, wherein the left side of the platform is fixedly connected with a support frame, the support frame is rotatably connected with a rotating frame, the left side of the rotating frame is provided with a gear a, an electric push rod b is arranged in the rotating frame, the inner side of the electric push rod b is provided with a clamping frame b, the platform is slidably connected with a sliding frame b, the top end of the sliding frame b is provided with a hydraulic cylinder, the top end of the hydraulic cylinder is provided with a bracket, the sliding frame b is positioned at the left side of the sliding frame a, the right side of the platform is fixedly connected with a vertical plate, the vertical plate is provided with a cylinder a, the cylinder a is provided with a moving frame, the gear a is meshed with the gear b, the gear b is arranged at the top end of a rotating shaft, the adjustability of components on the platform is good, and steel tubes with different diameters can be fixedly assembled; the motor b rotates to drive the steel pipe fixed at the support frame to rotate, and the steel pipe can be automatically rotated to enable the position of the mounting hole in the flange to correspond to the position of the mounting hole in the flange.

Description

Assembling platform for abdominal tube of steel tube tower
Technical Field
The utility model relates to a web pipe assembly platform of a steel pipe tower, in particular to a web pipe assembly platform of a steel pipe tower, and belongs to the technical field of steel pipe towers.
Background
The steel tube tower is a lattice tower composed of steel tubes as main components and steel tubes or section steel as other components. The supporting structure is used for supporting a conducting wire and a lightning conductor by an overhead transmission line. The lead wire can meet the distance limiting requirement on the ground and ground objects, and can bear the load and the external load of the lead wire, the lightning conductor and the web pipe of the steel pipe tower, and the steel pipe tower web pipe is assembled on the assembling platform.
Patent No. CN 201960485U discloses steel-pipe tower web duct assembly platform because steel-pipe tower web duct assembly platform is including installing the lead screw that can height-adjusting, the height of roof can be adjusted to the lead screw, when the steel pipe docks, can utilize the lead screw to carry out the regulation of height, makes two steel pipes dock successfully, has improved the equipment precision, has also guaranteed the uniformity of same web duct size.
The steel tube tower in the prior art has the following disadvantages: 1. the existing assembly platform can only fix steel pipes with fixed diameters, so that the whole usable range is small and the use is inconvenient; 2. the steel pipes on the steel pipe tower are mostly fixed through the flanges, mounting holes formed in the flanges are staggered when the steel pipes are fixed and assembled, and people need to manually adjust the mounting holes, so that the problem is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel tube tower web pipe assembling platform for solving the problems, the adjustability of components on the platform is good, and steel tubes with different diameters can be fixedly assembled; the motor b can rotate to drive the steel pipe fixed at the support frame to rotate, and the steel pipe can be automatically rotated to enable the position of the mounting hole on the flange to correspond to the position of the mounting hole on the flange.
The utility model achieves the purpose through the following technical scheme, and the steel tube tower abdominal tube assembling platform comprises a platform, wherein a support frame is fixedly connected to the left side of the platform, the support frame is rotatably connected with a rotating frame, a gear a is installed on the left side of the rotating frame, an electric push rod b is installed in the rotating frame, a clamping frame b is installed on the inner side of the electric push rod b, the platform is connected with a sliding frame b in a sliding mode, a hydraulic cylinder is installed at the top end of the sliding frame b, a bracket is installed at the top end of the hydraulic cylinder, the sliding frame b is located on the left side of the sliding frame a, a vertical plate is fixedly connected to the right side of the platform, a cylinder a is installed on the vertical plate, a moving frame is installed on the cylinder a, the gear a is connected with a gear b in a meshing mode, and the gear b is installed at the top end of a rotating shaft.
Preferably, a motor a is installed in the platform, a power output end of the motor a is connected with a power input end of a screw, and a sliding frame b is in threaded connection with the screw.
Preferably, an electric push rod a is installed in the moving frame, and a clamping frame a is installed on the inner side of the electric push rod a.
Preferably, the vertical plate surface mounting has a locating lever, the locating lever runs through the moving frame, the locating lever left side is encircleed and is connected with the spring.
Preferably, the spring is located the left side of moving the frame, move frame sliding connection and have the platform.
Preferably, the rotating shaft is rotatably connected with a motor b, and the motor b is arranged on the surface of the support frame.
Preferably, air cylinders b are installed on two sides of the bracket, and positioning plates are installed on the air cylinders b.
Preferably, the inner side of the positioning plate and the bottom of the bracket are both rotatably connected with rollers, and the positioning plate is positioned on the inner side of the bracket.
The utility model has the beneficial effects that:
1. the adjustability of the components on the platform is good, and steel pipes with different diameters can be fixedly assembled; when assembling the abdominal tube of the steel tube tower, inserting the left end of a steel tube into a support frame rotating frame, simultaneously placing the right side of the steel tube into a bracket, after the left end of the steel tube enters the rotating frame, extending four electric push rods b arranged in the rotating frame, extending the electric push rods b to drive the connected clamping frames b to move inwards, continuously moving the clamping frames b inwards to be attached to the four sides of the steel tube, fixing the position of the left end of the steel tube, extending a hydraulic cylinder on a sliding frame b to drive the bracket connected with the top end to move upwards, continuously moving the bracket upwards to lift the steel tube to enable the steel tube to be horizontal, starting air cylinders b arranged on two sides of the bracket after the bracket moves upwards to a proper height, extending the air cylinders b to drive a connected positioning plate to move inwards until rollers on the positioning plate are attached to two sides of the steel tube, fixing the position of the right side of the steel tube, inserting the right end of another steel tube into a moving frame, placing the left side into the bracket above a sliding frame, inserting the steel tube into a moving frame, extending four electric push rods a fixed in the moving frame after moving frame, electric putter a extension drives the card frame an that connects and moves inwards, card frame an continuously moves inwards and hugs closely with the steel pipe surface, can fix the position of steel pipe right-hand member, structure and balladeur train b department structure are the same for balladeur train a department structure, so the locating plate moves inwards after the balladeur train a upper bracket moves upwards, lift fixedly on the left of the steel pipe, the support frame internal rotation frame all has certain accommodation with move the frame internal card frame, can fix the different steel pipe of within range internal diameter, and pneumatic cylinder and cylinder cooperation can adjust bracket height and locating plate position, thereby the steel pipe of adaptable different diameters lifts fixedly to the steel pipe other end, the subassembly fixes the equipment to the different steel pipe of diameter on the accessible platform, application range is wide, high durability and convenient use.
2. The motor b can drive the steel pipe fixed at the support frame to rotate by rotating, and the steel pipe can be automatically rotated to enable the mounting hole on the flange to correspond to the mounting hole; two steel pipes to be assembled are respectively fixed by a support frame rotating frame inner clamping frame b, after the steel pipes are fixed with a moving frame inner clamping frame a, a cylinder a extends to push the moving frame inner right steel pipe to gradually move left to be close to the left steel pipe, after mounting holes formed on flanges of the two steel pipes are staggered, a motor b on the support frame is started, the motor b is started to drive a connected rotating shaft to rotate, the rotating shaft drives a connected gear b to rotate, the gear b is meshed with a gear a arranged on the rotating frame, the rotating frame is arranged on the support frame and can rotate in the support frame, the gear b rotates to drive a meshed gear a to rotate, the gear a rotates to drive the rotating frame to rotate in the support frame, the rotating frame inner clamping frame b is buckled on four sides of the left steel pipe, namely the rotating frame can drive the steel pipes fixed in the rotating frame to rotate, the steel pipes can drive flange seats on the steel pipes to rotate until the right end flange seats correspond to the mounting holes formed on the right steel pipe flange seats, the steel pipe that accessible motor b rotated and automatically drove support frame department to fix rotates the mounting hole that makes to set up on the flange seat and corresponds, and the steel pipe adjustment is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention in partial section;
FIG. 2 is a schematic view of a side view of the stand of the present invention in partial cross-section;
FIG. 3 is a side view of the bracket of the present invention;
fig. 4 is a schematic structural diagram of the moving frame of the present invention.
In the figure: 1. a support frame; 2. rotating the frame; 3. a motor a; 4. a bracket; 5. a roller; 6. a screw; 7. a platform; 8. a carriage a; 9. positioning a rod; 10. a spring; 11. moving the frame; 12. a cylinder a; 13. a vertical plate; 14. a clamping frame a; 15. an electric push rod a; 16. a carriage b; 17. a hydraulic cylinder; 18. an electric push rod b; 19. a clamping frame b; 20. a gear a; 21. a gear b; 22. a motor b; 23. a rotating shaft; 24. a cylinder b; 25. and (7) positioning the plate.
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.
Embodiment 1, please refer to fig. 1 to 4, the steel tube tower belly tube assembly platform includes a platform 7, a support frame 1 is fixedly connected to the left side of the platform 7, the platform 7 supports the support frame 1, the support frame 1 is rotatably connected to a rotating frame 2, the rotating frame 2 can rotate in the support frame 1, a gear a20 is installed on the left side of the rotating frame 2, the rotating frame 2 can fix the position of the gear a20, an electric push rod b18 is installed in the rotating frame 2, the rotating frame 2 can provide an installation platform for the electric push rod b18, a clamping frame b19 is installed on the inner side of the electric push rod b18, the electric push rod b18 extends to drive the connected clamping frame b19 to move inwards to clamp the steel tube, the platform 7 is slidably connected to a carriage b16, the carriage b16 can slide left and right along the platform 7, a hydraulic cylinder 17 is installed at the top end of the carriage b16, the carriage b16 provides an installation platform for the hydraulic cylinder 17, a bracket 4 is installed at the top end of the hydraulic cylinder 17, pneumatic cylinder 17 stretches out and draws back to drive bracket 4 of connection and moves up or move down, balladeur train b16 is located the left side of balladeur train a8, platform 7 right side fixedly connected with riser 13, platform 7 provides the mounting platform for riser 13, cylinder a12 is installed to riser 13, and cylinder a 12's position can be fixed to riser 13, cylinder a12 is installed and is moved frame 11, and cylinder a12 stretches out and draws back moving frame 11 of connection and remove about, gear a20 meshing is connected with gear b21, and gear b21 rotates and drives gear a20 of connection and rotate, gear b21 installs the top at pivot 23, and pivot 23 rotates and drives gear b21 of connection and rotates.
Specifically, the movable frame 11 is internally provided with an electric push rod a15, the movable frame 11 provides an installation platform for the electric push rod a15, the inner side of the electric push rod a15 is provided with a clamping frame a14, and the electric push rod a15 stretches and retracts to drive the connected clamping frame a14 to move inwards or outwards.
Specifically, the vertical plate 13 is provided with the positioning rod 9 on the surface, the vertical plate 13 can fix the position of the right end of the positioning rod 9, the positioning rod 9 penetrates through the moving frame 11, the moving frame 11 can slide left and right along the positioning rod 9, and the spring 10 is connected to the left side of the positioning rod 9 in a surrounding mode.
Specifically, the spring 10 is located on the left side of the moving frame 11, the spring 10 is fixed between the positioning rod 9 and the moving frame 11, the moving frame 11 moves to the left to compress the spring 10, and the moving frame 11 is connected with the platform 7 in a sliding manner.
Specifically, pivot 23 rotates and is connected with motor b22, and motor b22 rotates and drives the pivot 23 of connecting and rotate, motor b22 installs on the surface of support frame 1, and support frame 1 provides mounting platform for motor b 22.
Specifically, cylinder b24 is installed to bracket 4 both sides, and bracket 4 provides mounting platform for cylinder b24, locating plate 25 is installed to cylinder b24, and cylinder b24 stretches out and draws back the locating plate 25 that drives the connection and move inwards or move outwards.
Particularly, locating plate 25 inboard and bracket 4 bottom are all rotated and are connected with gyro wheel 5, and the removal of steel pipe both ends and bottom can drive locating plate 25 and bracket 4 on gyro wheel 5 rotate, locating plate 25 is located bracket 4's inboard, and locating plate 25 can fix a position the steel pipe both sides that bracket 4 lifted.
Example 2: referring to fig. 1, the difference between the present embodiment and embodiment 1 is: install motor a3 in the platform 7, platform 7 provides the mounting platform for motor a3, the power take off end of motor a3 is connected with the power input end of screw rod 6, and motor a3 rotates the screw rod 6 that drives the connection and rotates, screw rod 6 threaded connection has balladeur train b16, and screw rod 6 rotates and drives the balladeur train b16 of connection and remove about.
When the utility model is used and the abdominal tube of the steel tube tower is assembled, the left end of the steel tube is inserted into the rotating frame 2 of the supporting frame 1, the right side of the steel tube is placed into the bracket 4, after the left end of the steel tube enters the rotating frame 2, the four electric push rods b18 arranged in the rotating frame 2 extend, the electric push rods b18 extend to drive the connected clamping frames b19 to move inwards, the clamping frames b19 continuously move inwards to be attached to the four sides of the steel tube, the position of the left end of the steel tube can be fixed, the hydraulic rod 17 on the sliding frame b16 extends to drive the bracket 4 connected with the top end to move upwards, the bracket 4 continuously moves upwards to lift the steel tube to enable the steel tube to be horizontal, after the bracket 4 moves upwards to a proper height, the air cylinders b24 arranged on the two sides of the bracket 4 are started, the air cylinders b24 extend to drive the connected positioning plate 25 to move inwards, the positioning plate 25 continuously moves inwards until the rollers 5 on the positioning plate 25 are attached to the two sides of the steel tube, the right side of the steel tube can be fixed, the right side of the other steel tube can be inserted into the moving frame 11, the left end of the other steel tube can be placed into the bracket 4 above the sliding frame 8, four electric push rods a15 fixed in the moving frame 11 after the steel pipe is inserted into the moving frame 11 extend, the electric push rods a15 extend to drive the connected clamping frame a14 to move inwards, the clamping frame a14 continuously moves inwards to cling to the surface of the steel pipe, the position of the right end of the steel pipe can be fixed, the structure of the sliding frame a8 is the same as that of the sliding frame b16, so the positioning plate 25 moves inwards after the bracket 4 on the sliding frame a8 moves upwards, the left side of the steel pipe is lifted and fixed, the rotating frame 2 in the supporting frame 1 and the clamping frame in the moving frame 11 both have a certain adjusting range, the steel pipes with different diameters in the range can be fixed, the hydraulic cylinder 17 and the air cylinder can be matched to adjust the height of the bracket 4 and the position of the positioning plate 25, and can adapt to the steel pipes with different diameters, thereby lifting and fixing the other end of the steel pipe, the two steel pipe fixing rear platforms 7 with the steel pipes are started by the motor a3 at the left side to drive the connected screw 6 to rotate, the connected sliding frame b16 to drive the connected sliding frame b16 to rotate, the sliding frame b16 to move right, the top bracket 4 to move right to lift the right side of the left side of the steel pipe to lift right side to lift the right side of the left side to lift the steel pipe to lift the right side of the left side of the bracket 4 to lift the right side of the steel pipe to lift the right side of the sliding frame b16, similarly, after a motor a3 on the right side of the platform 7 is started to drive a carriage a8 to move left to lift the left side of a right steel pipe, two steel pipes to be assembled are fixed by a clamping frame b19 in a rotating frame 2 of the supporting frame 1 respectively, and are fixed with a clamping frame a14 in the moving frame 11, an air cylinder a12 on a vertical plate 13 extends to push the connected moving frame 11 to move left along the platform 7, the moving frame 11 slides left along a positioning rod 9 to compress a spring 10, the moving frame 11 moves left to drive the right steel pipe fixed in the moving frame 11 to move left, meanwhile, the motor a3 rotates to drive the carriage a8 to move left synchronously, the right steel pipe gradually moves left to approach the left steel pipe, after mounting holes formed on flanges of the two steel pipes are staggered, a motor b22 on the supporting frame 1 is started, the motor b22 is started to drive a rotating shaft 23 connected, the rotating shaft 23 rotates to drive a connected gear b21 to rotate, the gear b21 is meshed with a gear a20 mounted on the rotating frame 2, the supporting frame 2 is mounted on the supporting frame 1 and can rotate in the supporting frame 1, gear b21 rotates the gear a20 that drives the meshing and rotates, gear a20 rotates and can drive revolving rack 2 at the rotation of support frame 1, 2 interior card frame b19 buckle of revolving rack is in four sides of left side steel pipe, revolving rack 2 rotates the steel pipe that can drive 2 internal fixation of revolving rack promptly and rotates, the steel pipe is rotatory to drive on the steel pipe flange seat rotatory until the mounting hole position of seting up on right-hand member flange seat and the right side steel pipe flange seat corresponds, fix through the bolt on two steel pipes after the position corresponds.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (8)

1. Steel-pipe tower binder assembly platform, including platform (7), its characterized in that: the left side of the platform (7) is fixedly connected with a support frame (1), the support frame (1) is rotatably connected with a rotating frame (2), a gear a (20) is arranged on the left side of the rotating frame (2), an electric push rod b (18) is arranged in the rotating frame (2), a clamping frame b (19) is arranged on the inner side of the electric push rod b (18), the platform (7) is connected with a sliding frame b (16) in a sliding way, a hydraulic cylinder (17) is arranged at the top end of the sliding frame b (16), a bracket (4) is arranged at the top end of the hydraulic cylinder (17), the sliding frame b (16) is positioned at the left side of the sliding frame a (8), the right side of the platform (7) is fixedly connected with a vertical plate (13), the vertical plate (13) is provided with an air cylinder a (12), the air cylinder a (12) is provided with a moving frame (11), the gear a (20) is connected with a gear b (21) in a meshing manner, and the gear b (21) is installed at the top end of the rotating shaft (23).
2. The steel tube tower web pipe assembly platform of claim 1, wherein: install motor a (3) in platform (7), the power take off end of motor a (3) is connected with the power take off end of screw rod (6), screw rod (6) threaded connection has balladeur train b (16).
3. The steel tube tower web pipe assembly platform according to claim 1, wherein: move and install electric putter a (15) in the frame (11), card frame a (14) are installed to electric putter a (15) inboard.
4. The steel tube tower web pipe assembly platform of claim 1, wherein: the positioning rod (9) is installed on the surface of the vertical plate (13), the positioning rod (9) penetrates through the moving frame (11), and the spring (10) is connected to the left side of the positioning rod (9) in a surrounding mode.
5. The steel tube tower web pipe assembly platform of claim 4, wherein: the spring (10) is located on the left side of the moving frame (11), and the moving frame (11) is connected with the platform (7) in a sliding mode.
6. The steel tube tower web pipe assembly platform according to claim 1, wherein: the rotating shaft (23) is rotatably connected with a motor b (22), and the motor b (22) is installed on the surface of the support frame (1).
7. The steel tube tower web pipe assembly platform of claim 1, wherein: and air cylinders b (24) are installed on two sides of the bracket (4), and positioning plates (25) are installed on the air cylinders b (24).
8. The steel tube tower web pipe assembly platform of claim 7, wherein: the inner side of the positioning plate (25) and the bottom of the bracket (4) are both rotatably connected with rollers (5), and the positioning plate (25) is positioned on the inner side of the bracket (4).
CN202220705757.0U 2022-03-29 2022-03-29 Assembling platform for abdominal tube of steel tube tower Active CN216966874U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220705757.0U CN216966874U (en) 2022-03-29 2022-03-29 Assembling platform for abdominal tube of steel tube tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220705757.0U CN216966874U (en) 2022-03-29 2022-03-29 Assembling platform for abdominal tube of steel tube tower

Publications (1)

Publication Number Publication Date
CN216966874U true CN216966874U (en) 2022-07-15

Family

ID=82341086

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220705757.0U Active CN216966874U (en) 2022-03-29 2022-03-29 Assembling platform for abdominal tube of steel tube tower

Country Status (1)

Country Link
CN (1) CN216966874U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115431033A (en) * 2022-08-24 2022-12-06 杨慧萍 Bicycle assembling hydraulic equipment and production method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115431033A (en) * 2022-08-24 2022-12-06 杨慧萍 Bicycle assembling hydraulic equipment and production method

Similar Documents

Publication Publication Date Title
CN216966874U (en) Assembling platform for abdominal tube of steel tube tower
CN111847299A (en) Outdoor building pipeline installation is with delivery equipment
CN216781650U (en) Auxiliary device for butt joint installation of pressure pipelines
CN212032395U (en) Mathematics teaching instrument
CN215492350U (en) Elevator technique is striking testing arrangement for research and development
CN212056570U (en) Architectural design measuring device
CN219823235U (en) Cable reel winding displacement device
CN112622613A (en) Auxiliary mounting device for vehicle transmission device
CN220797636U (en) Overhead line construction device for power equipment installation
CN218449933U (en) Solar photovoltaic flexible support with adjustable inclination angle
CN220401668U (en) Connection structure of photovoltaic module and photovoltaic support
CN220830274U (en) Be used for municipal works circuit to reform transform support
CN219469493U (en) Factory building component hoisting device capable of being hoisted and translated
CN218605584U (en) Platform with height capable of being lifted
CN219130337U (en) Universal rolling mill roller replacement tool
CN217317761U (en) Positioning device for assembling and mounting internal connection profiled steel sheet
CN216530414U (en) Height-adjustable's cable support for electric power construction
CN216867999U (en) Soft starter test frame bearing structure
CN113644870B (en) Photovoltaic equipment
CN211687277U (en) Tail end keeps off frame convenient to adjust support position
CN220854175U (en) Clamping device for bearing experiment
CN217903905U (en) Cable support frame for electric power engineering construction
CN220223320U (en) Lifting device for H-shaped steel
CN214673925U (en) Automobile wire harness preassembling working frame
CN220652339U (en) Antenna support for network base station

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant