CN219100777U - Auxiliary supporting tool for assembling prefabricated part connecting nodes - Google Patents

Auxiliary supporting tool for assembling prefabricated part connecting nodes Download PDF

Info

Publication number
CN219100777U
CN219100777U CN202223530319.4U CN202223530319U CN219100777U CN 219100777 U CN219100777 U CN 219100777U CN 202223530319 U CN202223530319 U CN 202223530319U CN 219100777 U CN219100777 U CN 219100777U
Authority
CN
China
Prior art keywords
rod
base
supporting
rotating
manner
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
CN202223530319.4U
Other languages
Chinese (zh)
Inventor
刘源
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.)
Xian University of Architecture and Technology
Original Assignee
Xian University of Architecture and Technology
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 Xian University of Architecture and Technology filed Critical Xian University of Architecture and Technology
Priority to CN202223530319.4U priority Critical patent/CN219100777U/en
Application granted granted Critical
Publication of CN219100777U publication Critical patent/CN219100777U/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

  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)

Abstract

The utility model relates to the technical field of prefabricated part auxiliary equipment and discloses an auxiliary supporting tool for assembling prefabricated part connecting nodes, which comprises a base, a fixed rod and a supporting plate, wherein a rotating part is arranged on the inner side of a rotating groove, the middle part of the top surface of the rotating part is provided with the fixed rod, the inner side of the top surface of the fixed rod is provided with a telescopic rod, the inner side of a groove is provided with a supporting rod, the inner side of the end part of one side surface of the telescopic rod is provided with a rotary buckle, the top surface of the supporting rod is provided with the supporting plate, the upper parts of the two side surfaces of the base are respectively provided with an inserting hole, and the inner side of each inserting hole is provided with an inserting rod.

Description

Auxiliary supporting tool for assembling prefabricated part connecting nodes
Technical Field
The utility model relates to the technical field of prefabricated part auxiliary equipment, in particular to an auxiliary supporting tool for assembling prefabricated part connecting nodes.
Background
Currently, the existing chinese patent publication No. CN212421722U discloses a tool for supporting a concrete prefabricated member, comprising a support plate and a diagonal support bar; the upper surface of the supporting plate is provided with a track penetrating from the front end to the rear end of the supporting plate, and the distance between the two diagonal support rods can be adjusted according to the size of the concrete prefabricated part; the angle of adjusting the diagonal bracing pole through first revolute pair and second revolute pair and concrete prefabricated component screw fixed connection to realize the support to concrete prefabricated component, when building prefabricated component, need carry out auxiliary stay to prefabricated component's connected node department through the support member, because of prefabricated component connected node highly is different when the overlap joint, support member's height also can't adjust, lead to prefabricated component auxiliary stay member not enough firm when the overlap joint, cause prefabricated component slope or overlap joint not steady problem enough.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an auxiliary supporting tool for assembling a prefabricated part connecting node.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to an auxiliary supporting tool for assembling prefabricated part connecting nodes, which comprises a base, a fixed rod and a supporting plate, wherein a push rod is arranged in the middle of one end surface of the base, a rotating groove is formed in the inner side surface of the middle of the top end surface of the base, a rotating piece is arranged on the inner side of the rotating groove, the fixed rod is arranged in the middle of the top end surface of the rotating piece, an adjusting hole is formed in one side surface of the fixed rod, a telescopic rod is arranged on the inner side of the top end surface of the fixed rod, a button is arranged on the inner side of the lower portion of one side surface of the telescopic rod, a groove is formed in the middle of the top end surface of the telescopic rod, a supporting rod is arranged on the inner side of the groove, a rotary buckle is arranged on the inner side of one side surface end of the telescopic rod, the supporting plate is arranged on the top end surface of the supporting rod, penetrating holes are formed in the upper parts of two side surfaces of the base, and a holding rod is arranged on one end surface of the penetrating rod.
As a preferable technical scheme of the utility model, folding grooves are formed in the lower portions of the surfaces of two sides of the base, rotating shafts are arranged on the inner side surfaces of the folding grooves, bearing rods are arranged on the outer sides of the middle portions of the rotating shafts, clamping plates are arranged on the bottom end surfaces of the bearing rods, rollers are arranged on one sides of the clamping plates, connecting shafts are arranged on the inner sides of the middle portions of the surfaces of one sides of the clamping plates, inserting blocks are arranged on one sides of the folding grooves, movable shafts are arranged on the inner sides of the end portions of the surfaces of one sides of the inserting blocks, and clamping pieces are arranged on the other sides of the folding grooves.
As a preferable technical scheme of the utility model, the base is fixedly connected with the push rod, the top end of the base is arranged in a semicircular arc manner, the rotating groove is movably connected with the rotating piece, the rotating piece is arranged in a cylinder manner, the rotating piece is fixedly connected with the fixing rod, the fixing rod is movably connected with the telescopic rod, and the fixing rod and the telescopic rod are both made of cylindrical stainless steel materials.
As a preferable technical scheme of the utility model, the telescopic rod and the button are connected and fixed through the spring, the telescopic rod and the supporting rod are movably connected, the bottom end of the supporting rod is in an arc shape, the end part of one side surface of the supporting rod and the middle part of the surface of the supporting rod are respectively provided with a threaded hole, and the telescopic rod and the supporting rod are connected and fixed through the threaded holes through the rotary buckle.
As a preferable technical scheme of the utility model, the support rod and the support plate are connected in an embedded manner, the support plate is in a cuboid arrangement, the penetration holes are arranged in a semicircular arrangement, the base and the penetration rod are connected in a movable manner, the penetration rod is in a cylindrical arrangement, the penetration rod is connected in an embedded manner with the holding rod, and the holding rod is in a cuboid arrangement.
As a preferable technical scheme of the utility model, the folding groove is arranged in a cuboid, the folding groove and the rotating shaft are assembled in a splicing way, the rotating shaft is movably connected with the bearing rod, the top end of the bearing rod is arranged in an arc shape, the bearing rod is connected with the clamping plate in an embedded way, the clamping plate is fixedly connected with the roller in a penetrating way through the connecting shaft, and the roller is arranged as a unidirectional wheel.
As a preferable technical scheme of the utility model, the base is in threaded connection with the movable shaft, the movable shaft is in movable connection with the insert block, both ends of the insert block are in circular arc shape, the base is in fixed connection with the clamping piece, the clamping piece is in movable connection with the insert block, and the clamping piece is in L-shaped arrangement.
Compared with the prior art, the utility model has the following beneficial effects:
the auxiliary support rod piece can be adjusted at multiple angles, so that the auxiliary support rod piece is suitable for the heights of the connecting nodes of the prefabricated parts with multiple height angles, the prefabricated parts are stable outside when being connected with the connecting nodes in a lap joint mode, the phenomenon of inclined collapse is not easy to occur, the device can be stably placed when in use, and the device is convenient to move after being used, so that the whole practicability is provided.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic A-structure of the present utility model;
FIG. 3 is a schematic view of the B structure of the present utility model;
FIG. 4 is a schematic view of the structure C of the present utility model;
FIG. 5 is a schematic view of the structure of the carrier bar of the present utility model;
in the figure: 1. a base; 2. a fixed rod; 3. a support plate; 4. a push rod; 5. a rotating groove; 6. a rotating member; 7. adjusting the hole; 8. a telescopic rod; 9. a button; 10. a groove; 11. a support rod; 12. a rotary buckle; 13. inserting holes; 14. penetrating the inserting rod; 15. a grip lever; 16. a folding groove; 17. a rotating shaft; 18. a carrier bar; 19. a clamping plate; 20. a roller; 21. a connecting shaft; 22. inserting blocks; 23. a movable shaft; 24. and the clamping piece.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Wherein like reference numerals refer to like elements throughout.
Example 1
As shown in fig. 1-5, the utility model provides an auxiliary supporting tool for assembling prefabricated component connecting nodes, which comprises a base 1, a fixed rod 2 and a supporting plate 3, wherein a push rod 4 is arranged in the middle of one end surface of the base 1, a rotating groove 5 is arranged on the inner side surface of the middle of the top end surface of the base 1, a rotating piece 6 is arranged on the inner side of the rotating groove 5, the fixed rod 2 is arranged in the middle of the top end surface of the rotating piece 6, an adjusting hole 7 is arranged on one side surface of the fixed rod 2, a telescopic rod 8 is arranged on the inner side of the top end surface of the fixed rod 2, a button 9 is arranged on the inner side of the lower part of one side surface of the telescopic rod 8, a groove 10 is arranged in the middle of the top end surface of the telescopic rod 8, a supporting rod 11 is arranged on the inner side of one side surface of the telescopic rod 8, a rotating buckle 12 is arranged on the top end surface of the supporting plate 3, penetrating holes 13 are formed in the upper parts of two side surfaces of the base 1, a penetrating rod 14 is arranged on the inner side of the penetrating hole 13, and a holding rod 15 is arranged on one end surface of the penetrating rod 14.
Further, folding grooves 16 are formed in the lower portions of the two side surfaces of the base 1, rotating shafts 17 are arranged on the inner side surfaces of the folding grooves 16, bearing rods 18 are arranged on the outer sides of the middle portions of the rotating shafts 17, clamping plates 19 are arranged on the bottom end surfaces of the bearing rods 18, rollers 20 are arranged on one sides of the clamping plates 19, connecting shafts 21 are arranged on the inner sides of the middle portions of the one sides of the clamping plates 19, inserting blocks 22 are arranged on one side of the folding grooves 16, movable shafts 23 are arranged on the inner sides of the end portions of the one side surfaces of the inserting blocks 22, and clamping pieces 24 are arranged on the other side of the folding grooves 16.
The base 1 and the push rod 4 are fixedly connected, the top end of the base 1 is arranged in a semicircular arc manner, the rotating groove 5 and the rotating piece 6 are movably connected, the rotating piece 6 is arranged in a cylinder, the rotating piece 6 and the fixing rod 2 are fixedly connected, the fixing rod 2 and the telescopic rod 8 are movably connected, and the telescopic rod is made of cylindrical stainless steel.
The telescopic rod 8 and the button 9 are fixedly connected through a spring, the telescopic rod 8 and the supporting rod 11 are movably connected, the bottom end of the supporting rod 11 is in an arc shape, threaded holes are formed in the end part of one side surface of the supporting rod 11 and the middle part of the surface of the supporting rod 11, and the telescopic rod is fixedly connected through the threaded holes through a rotary buckle 12.
The support rod 11 and the support plate 3 are connected in a mosaic manner, the support plate 3 is in a cuboid arrangement, the penetration holes 13 are arranged in a semicircular arc manner, the base 1 and the penetration rods 14 are connected in a movable manner, the penetration rods 14 are arranged in a cylindrical manner, the penetration rods 14 are connected in a mosaic manner with the holding rods 15, and the holding rods 15 are arranged in a cuboid manner.
The folding groove 16 is the cuboid setting, and folding groove 16 and pivot 17 are concatenation equipment, and pivot 17 and carrier bar 18 are swing joint, and its carrier bar 18 top is convex setting, and carrier bar 18 and cardboard 19 are inlayed and are connected, and cardboard 19 and gyro wheel 20 pass through connecting axle 21 through-connection fixedly, and its gyro wheel 20 is the unidirectional wheel setting.
The base 1 is in threaded connection with the movable shaft 23, the movable shaft 23 is in movable connection with the insert block 22, the two ends of the insert block 22 are arc-shaped, the base 1 is in fixed connection with the clamping piece 24, the clamping piece 24 is in movable connection with the insert block 22, and the clamping piece 24 is in L-shaped arrangement.
Specifically, the structure of the auxiliary supporting tool is that a prefabricated part connecting node assembling auxiliary supporting tool is formed by a base 1, a fixed rod 2, a supporting plate 3, a push rod 4, a telescopic rod 8 and a supporting rod 11, the auxiliary supporting tool is integrally borne by the base 1, the supporting tool is downwards extended to form a support through the fixed rod 2, the outer surface of the prefabricated part connecting node is attached and supported through the supporting plate 3, the whole device is conveniently driven to move through the push rod 4, a rotating piece 6 can rotate in the middle of the base 1 through a rotating groove 5, the angle of the fixed rod 2 is convenient to adjust, a button 9 arranged on the telescopic rod 8 can be clamped into an adjusting hole 7 with the corresponding height to be fixed, the telescopic rod 8 upwards extends to Shen Gaodu, the height is convenient to adjust, the supporting rod 11 is clamped into the inner side of the groove 10 through a groove 10, the supporting rod 11 is connected with the telescopic rod 8, the middle part of the joint of the support rod 11 and the telescopic rod 8 is penetrated through by the rotary buckle 12 for threaded fixation, the whole support plate 3 connected with the support rod 11 can be supported in an auxiliary way by adjusting the angle through the insertion holes 13, the rotary piece 6 can be rotated and adjusted by the fixed rod 2, then the corresponding insertion holes 13 are inserted through the insertion rod 14 for clamping fixation, the inclination angle is fixed, the insertion rod 14 is convenient to draw and pull through the holding rod 15 for use, the roller 20 can be folded or unfolded through the folding groove 16 for driving the device to move, the whole roller 29 connected with the bearing rod 18 can be horizontally moved through the rotating shaft 17, the whole bearing rod is used for bearing when the roller 20 is moved through the bearing rod 18, the roller 20 is fixed in the middle part through the clamping plate 19, the roller 20 can only be driven unidirectionally while the roller 20 is connected and fixed, the horizontal placement is kept, the movable support device is free from random inclination, the whole body is driven to slide and displace through the roller 20, the roller 20 and the clamping plate 19 are connected and fixed through the connecting shaft 21, the movable shaft 23 is fixed on the surface of the base 1 through the inserting block 22, the inserting block 22 can still rotate and move, the inserting block 22 is clamped and put through the clamping piece 24, the folding groove 16 is blocked on one side when the movable device is whole, the roller 20 is prevented from being folded, and the auxiliary support tool for assembling the prefabricated member connecting node can be stably placed when in use and is convenient to move when not in use.
When the folding device is used, a user moves the whole body to one side of the prefabricated part through the push rod 4, rotates and adjusts the inclination angle of the fixed rod 2 through the rotating piece 6, inserts the penetrating rod 14 into the corresponding penetrating hole 13 to enable the inclination angle of the fixed rod 2 to be fixed, enables the joint of the telescopic rod 8 and the supporting rod 11 to movably rotate through rotating the rotating buckle 12, after adjusting the placement angle of the supporting plate 3, screws the rotating buckle 12 to enable the telescopic rod 8 and the supporting rod 11 to be fixed after adjusting the angle of the telescopic rod 8 and adjusting the rod, enables the whole length of the rod 8 to be pulled to a certain length after being pressed through the push button 9, pops out of the corresponding adjusting hole 7 through the reset property of the spring, is fixed in a clamping position, enables the auxiliary support to be adjusted in multiple angles and heights, enables the roller 20 to be placed outwards in parallel with the ground through the rotating shaft 17 when the whole body is placed in one place through the bearing rod 18, enables the whole body of the device to be firmly placed through the rotating shaft 17, and enables the inserting block 22 to be rotated and clamped into the clamping piece 24 to be placed after the roller 20 is placed vertically when the whole body is required to be moved, the whole body is folded, the whole body can be prevented from moving through the whole body and the whole body can be conveniently and conveniently placed, and the whole body can be prevented from shaking the whole body can move through the roller 18 when the whole body is moved through the folding device.
In summary, the auxiliary support rod piece can be adjusted at multiple angles, so that the auxiliary support rod piece can be suitable for the heights of the connecting nodes of the prefabricated components at multiple height angles, the prefabricated components are enabled to be stable in the outside during the lap joint of the connecting nodes, the phenomenon of inclined collapse is not easy to occur, the device can be placed stably during use, and the device can be moved conveniently after being used, so that the whole practicability is provided.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a prefabricated component connected node equipment auxiliary stay instrument, includes base (1) and dead lever (2) and backup pad (3), a serial communication port, base (1) one end surface middle part is provided with push rod (4), base (1) top surface middle part inboard surface is provided with rotates groove (5), it is provided with rotor (6) to rotate groove (5) inboard, rotor (6) top surface middle part is provided with dead lever (2), dead lever (2) one side surface is provided with adjusts hole (7), dead lever (2) top surface inboard is provided with telescopic link (8), telescopic link (8) one side surface lower part inboard is provided with button (9), telescopic link (8) top surface middle part is provided with recess (10), recess (10) inboard is provided with bracing piece (11), telescopic link (8) one side surface tip inboard is provided with rotatory knot (12), bracing piece (11) top surface is provided with backup pad (3), base (1) both sides surface upper portion all is provided with alternates hole (13), telescopic link (14) one end surface (14) are provided with holding rod (15).
2. The auxiliary support tool for assembling prefabricated part connecting nodes according to claim 1, wherein folding grooves (16) are formed in the lower portions of the surfaces of two sides of the base (1), rotating shafts (17) are arranged on the inner side surfaces of the folding grooves (16), bearing rods (18) are arranged on the outer sides of the middle portions of the rotating shafts (17), clamping plates (19) are arranged on the bottom end surfaces of the bearing rods (18), rollers (20) are arranged on one sides of the clamping plates (19), connecting shafts (21) are arranged on the inner sides of the middle portions of the surfaces of one sides of the clamping plates (19), inserting blocks (22) are arranged on one side of the folding grooves (16), movable shafts (23) are arranged on the inner sides of the end portions of the surfaces of one side of the inserting blocks (22), and clamping pieces (24) are arranged on the other sides of the folding grooves (16).
3. The auxiliary supporting tool for assembling the prefabricated component connecting node according to claim 1, wherein the base (1) is fixedly connected with the push rod (4), the top end of the base (1) is arranged in a semicircular arc mode, the rotating groove (5) is movably connected with the rotating piece (6), the rotating piece (6) is arranged in a cylinder mode, the rotating piece (6) is fixedly connected with the fixing rod (2), and the fixing rod (2) is movably connected with the telescopic rod (8) and is made of cylindrical stainless steel.
4. The auxiliary supporting tool for assembling the prefabricated part connecting node according to claim 1, wherein the telescopic rod (8) and the button (9) are fixedly connected through a spring, the telescopic rod (8) and the supporting rod (11) are movably connected, the bottom end of the supporting rod (11) is in a circular arc shape, threaded holes are formed in the end part of one side surface of the supporting rod (11) and the middle part of the surface of the supporting rod (11), and the telescopic rod and the supporting rod are fixedly connected through the threaded holes through the rotary buckle (12).
5. The auxiliary support tool for assembling the prefabricated member connecting node according to claim 1, wherein the supporting rod (11) is connected with the supporting plate (3) in an embedded manner, the supporting plate (3) is arranged in a cuboid manner, the penetrating holes (13) are arranged in a semicircular manner, the base (1) is movably connected with the penetrating rods (14), the penetrating rods (14) are arranged in a cylindrical manner, the penetrating rods (14) are connected with the holding rods (15) in an embedded manner, and the holding rods (15) are arranged in a cuboid manner.
6. The auxiliary support tool for assembling the prefabricated member connecting node according to claim 2, wherein the folding groove (16) is in a cuboid shape, the folding groove (16) and the rotating shaft (17) are assembled in a splicing manner, the rotating shaft (17) and the bearing rod (18) are movably connected, the top end of the bearing rod (18) is in a circular arc shape, the bearing rod (18) and the clamping plate (19) are connected in an embedded manner, the clamping plate (19) and the roller (20) are fixedly connected in a penetrating manner through the connecting shaft (21), and the roller (20) is a one-way wheel.
7. The auxiliary supporting tool for assembling the prefabricated component connecting node according to claim 2, wherein the base (1) is in threaded connection with the movable shaft (23), the movable shaft (23) is in movable connection with the inserting block (22), two ends of the inserting block (22) are in circular arc shapes, the base (1) is fixedly connected with the clamping piece (24), the clamping piece (24) is in movable connection with the inserting block (22), and the clamping piece (24) is in L-shaped arrangement.
CN202223530319.4U 2022-12-29 2022-12-29 Auxiliary supporting tool for assembling prefabricated part connecting nodes Active CN219100777U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223530319.4U CN219100777U (en) 2022-12-29 2022-12-29 Auxiliary supporting tool for assembling prefabricated part connecting nodes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223530319.4U CN219100777U (en) 2022-12-29 2022-12-29 Auxiliary supporting tool for assembling prefabricated part connecting nodes

Publications (1)

Publication Number Publication Date
CN219100777U true CN219100777U (en) 2023-05-30

Family

ID=86459825

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223530319.4U Active CN219100777U (en) 2022-12-29 2022-12-29 Auxiliary supporting tool for assembling prefabricated part connecting nodes

Country Status (1)

Country Link
CN (1) CN219100777U (en)

Similar Documents

Publication Publication Date Title
CN219100777U (en) Auxiliary supporting tool for assembling prefabricated part connecting nodes
CN210513152U (en) Surveying instrument positioning device for land surveying and mapping
CN209924906U (en) Variable cross-section screw pile drill rod
CN213600385U (en) Stratum sample collector for exploration and development
CN214885837U (en) Inclined supporting structure for landscape building construction
CN214647277U (en) Novel drawing board box with drawing board angle capable of being adjusted randomly
CN212581416U (en) Angle-adjustable jack
CN212929286U (en) Multifunctional camera shooting tripod assembly
CN211083368U (en) Multifunctional engineering measuring device
CN218149803U (en) Template fixing device convenient to folding operation of accomodating
CN214963875U (en) Drawing support for building engineering
CN208697365U (en) A kind of elevating folding Working table
CN207991428U (en) A kind of wheeled survey tool
CN112841879A (en) Table tennis table convenient to splice and fix
CN214785782U (en) Anti-toppling device for scaffold
CN217998369U (en) Novel support steel construction
CN214037434U (en) Photographic slide way with freely changeable path for animation production
CN216813511U (en) Adjustable support of surveying instrument
CN215271824U (en) All-round display device of drawing planning for engineering construction
CN211744516U (en) Mobile phone support
CN212906825U (en) Take off tablet support
CN216305483U (en) Portable safety support is used in building installation
CN217409242U (en) Walking aid convenient to act
CN212647817U (en) Seamless splicing display screen
CN220540708U (en) Adjusting frame of measuring equipment for highway design

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant