CN215249104U - Lifting appliance for lifting bridge prefabricated bent cap - Google Patents
Lifting appliance for lifting bridge prefabricated bent cap Download PDFInfo
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- CN215249104U CN215249104U CN202121704419.7U CN202121704419U CN215249104U CN 215249104 U CN215249104 U CN 215249104U CN 202121704419 U CN202121704419 U CN 202121704419U CN 215249104 U CN215249104 U CN 215249104U
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- 230000007246 mechanism Effects 0.000 claims abstract description 109
- 230000008093 supporting effect Effects 0.000 claims abstract description 58
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 239000000725 suspension Substances 0.000 claims description 28
- 238000003466 welding Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 10
- 230000001360 synchronised effect Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a lifting appliance for lifting bridge prefabricated bent cap, which comprises a lifting mechanism and a pair of supporting mechanisms; the lifting mechanism is connected with the pair of supporting mechanisms, each supporting mechanism comprises a pair of clamping mechanisms, a stabilizing mechanism, a top supporting mechanism and a width adjusting mechanism, the bottoms of the top supporting mechanisms are respectively connected with the pair of clamping mechanisms, and the vertically arranged stabilizing mechanism is inserted into the top supporting mechanisms and is connected with the pair of clamping mechanisms through the width adjusting mechanism; the supporting effect of a pair of supporting mechanism is good, and the width between a pair of fixture is adjustable, acts on the prefabricated plate with the shoring mechanism jointly again for the hoist and mount process of prefabricated plate has better stability, has good anticreep effect, and the security is higher, and the triangle atress structure that the bottom formed makes its atress even, and the lifting effect is better.
Description
Technical Field
The utility model relates to a bridge overhead hoist technical field, especially a hoist for hoisting bridge prefabrication bent cap.
Background
With the current development of bridges, the precast concrete columns and the capping beams are mostly adopted for construction, and the precast concrete columns and the capping beams have the characteristics of high construction speed, good product quality and high surface smoothness, can achieve the decorative effect of the fair-faced concrete, enables the structure and the building to be unified and coordinated, saves energy in industrial production, is beneficial to environmental protection, and reduces the noise of field construction; the capping beam is a cross beam which is arranged at the top of the framed bent pier and is also called as a cap beam for supporting, distributing and transmitting the load of an upper structure; the bridge pier (platform) or the row pile is provided with a beam made of reinforced concrete or less reinforced concrete. Its main function is to support the bridge superstructure and transfer all loads to the substructure. The bent cap beam is used as a bending member, and under the action of load, bending moment is caused on each section, and simultaneously, shearing force is acted. In addition, the capping beam can bear torque and generate torsional shear stress in the construction process and under the live load action. The magnitude of the torsional shear stress is small and not a permanent effect and generally does not control the design.
The mode of crane installation is mainly adopted in the installation of bent cap at present, but adopt the hoist that this kind of method hoist was suitable for can't be suitable for the bent cap of different models to current hoist can not play good support effect to the bent cap at the handling in-process to heavier bent cap, the bent cap has the risk that drops, probably brings the potential safety hazard for the staff of job site, simultaneously the wasting of resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hoist for hoisting prefabricated bent cap of bridge, the technical problem that solve is how to use same hoist to hoist not unidimensional prefabricated bent cap to play better supporting role to prefabricated bent cap at the hoist and mount in-process, prevent hoist and mount in-process prefabricated bent cap landing.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a lifting appliance for lifting bridge prefabricated bent cap, which comprises a lifting mechanism and a pair of supporting mechanisms;
the lifting mechanism is connected with the pair of supporting mechanisms, each supporting mechanism comprises a pair of clamping mechanisms, a stabilizing mechanism, a top supporting mechanism and a width adjusting mechanism, the bottoms of the top supporting mechanisms are respectively connected with the pair of clamping mechanisms, and the vertically arranged stabilizing mechanism is inserted into the top supporting mechanisms and is connected with the pair of clamping mechanisms through the width adjusting mechanism;
the clamping mechanism comprises a clamping plate, a positioning plate, a supporting plate, a reinforcing plate and a stable inclined strut; the clamping plate is vertically connected by a transverse top plate and a vertical top plate to form an L shape, a transversely arranged supporting plate is arranged at the top of the vertical top plate, the upper end surface of the supporting plate is connected with a vertically arranged positioning plate, a positioning hole is arranged on the supporting plate, a reinforcing plate is arranged between the supporting plate and the positioning plate, and a stable inclined strut is arranged between the supporting plate and the transverse top plate; the top bracing mechanism comprises a middle plate and a pair of connecting frames, the connecting frames are splayed, the tops of the connecting frames are hinged with the middle plate, and the bottoms of the connecting frames are fixedly connected with the transverse top plate; the inner walls of the pair of connecting frames form a socket cavity; the stabilizing mechanism comprises a pair of limiting structures, a mounting seat, a lantern ring and a fixed sleeve; the pair of limiting mechanisms are connected with the lantern ring through the mounting seat, and the bottom of the mounting seat is connected with the fixed sleeve; the limiting structure comprises a top frame, a balance plate and an attaching plate, wherein the attaching plate is fixedly arranged on the upper end surface of the top frame, the balance plate is fixedly connected to the side surface of the top frame, the top frame is matched with the socket cavity, and a stabilizing hole is formed in the top frame; the width adjusting mechanism comprises a pair of welding seats, a pair of threaded sleeves and a clamping shaft; the pair of welding seats are fixedly arranged on the lower end face of the clamping mechanism respectively, and the clamping shaft penetrates through the pair of welding seats and the fixed sleeve and is locked through the pair of threaded sleeves.
Further, the hoisting mechanism comprises a pair of first steel cables, a second steel cable and a suspension; the suspension is provided with a mounting hole, the first steel cable penetrates through a lantern ring and a pair of positioning holes which are arranged on one supporting mechanism and is fixedly connected with the bottom of the suspension, and the second steel cable penetrates through a stabilizing hole which is arranged on the pair of supporting mechanisms and is fixedly connected with the bottom of the suspension.
And the suspension bracket further comprises a fixing lock, a pair of fixing locks is symmetrically arranged at the bottom of the suspension bracket, and the first steel cable and the second steel cable are connected with the fixing locks. The steel cable in the transverse direction and the longitudinal direction is connected with the fixed lock, so that the prefabricated bent cap is more stably hoisted and is not easy to fall off.
Further, still include rings, still be provided with rings on the central line of suspension, make things convenient for the hoist and mount of prefabricated bent cap.
Further, it is right angle triangle-shaped board to stabilize bracing and reinforcing plate, supports more firmly.
Furthermore, the clamp shaft fixing device further comprises limiting blocks, wherein the limiting blocks are arranged at the two ends of the clamp shaft, and the fixing stability of the width adjusting system is guaranteed.
Further, the up end of locating plate, median plate and fagging is pasted and is had the rubber layer, can not only increase the utility model discloses and prefabricated bent cap between the frictional force, prevent locating plate, median plate and fagging wearing and tearing simultaneously to and the position wearing and tearing that prefabricated bent cap and locating plate, median plate and fagging contacted.
The utility model provides a prefabricated plate is the prefabricated bent cap of bridge promptly.
The beneficial effects of the utility model are embodied in.
1, the utility model provides a pair of a hoist for hoisting bridge prefabrication bent cap uses through the cooperation of shoring mechanism, stabilizing mean and fixture for the hoist and mount process of prefabricated plate is more stable. Placing the prefabricated plate above the middle plate, simultaneously keeping two sides of the prefabricated plate to be respectively placed on the upper surfaces of the two supporting plates, keeping the prefabricated plate attached to the middle plate through the two positioning plates, immediately enabling the first steel cable to penetrate through the positioning hole and the lantern ring, and enabling the second steel cable to penetrate through the stabilizing hole; when the crane is lifted through the suspension, first cable wire at first keeps the vertical roof of two splint to the centre removal in the locating hole, it is tight to make it keep the cooperation to press from both sides, synchronous first cable wire keeps the lifting force synchronous to two roof-racks in the lantern ring, make its roof-rack keep synchronous jacking force to two links through two rigging boards, make its median plate support the lower terminal surface of prefabricated plate, keep good supporting effect when using, stability is better among the hoist and mount process back of prefabricated plate, possesses good anticreep effect, and the security is higher, and the triangle atress lifting structure of bottom formation, make its atress even, the lifting effect is better.
2, the width adjusting mechanism, the clamping mechanism and the stabilizing mechanism are used in a matching way, the width of the clamping mechanism can be adjusted according to the size of the precast slab, so that the same lifting appliance can lift precast slabs with different sizes; when the device is used, the clamping shafts are fixed and supported by the two top frames under the action of the mounting seat; according to the prefabricated plates with different sizes, the threaded sleeves are rotated, the positions of the threaded sleeves on the clamping shafts are adjusted, the clamping mechanisms are pushed, the width of the pair of clamping mechanisms is adjusted, the threaded sleeves are locked after the width is determined, and hoisting is started. The utility model discloses the operation is convenient, can have enough to meet the need the use many times, and it is convenient to shift, and the application scope of hoist is extensive.
3, the utility model provides a hoist for hoisting bridge precast bent cap, through setting up rigging board, suspension and mounting hole, the rigging board plays the effect of main connection and support, makes its structure more stable, and the atress and the support between each structure can keep mutually supporting; the suspension can keep being connected with a plurality of first cable wires and second cable wires, makes it when some heavier prefabricated plates hoist, can cooperate the synchronous lifting work of a plurality of cranes in step, and the setting up of a plurality of mounting holes makes its a plurality of cranes can connect, and it is more convenient to use.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the middle support mechanism of the present invention.
Fig. 2 is a schematic structural diagram of the middle stabilizing mechanism of the present invention.
Fig. 3 is a schematic view of the usage state of the present invention.
Reference numerals: 1-precast slab, 2-first steel cable, 3-suspension, 4-splint, 5-median plate, 6-connecting frame, 7-top frame, 8-locating plate, 9-bracing plate, 10-locating hole, 11-welding seat, 12-thread bush, 13-clamping shaft, 14-mounting seat, 15-lantern ring, 16-balance plate, 17-attaching plate, 18-limiting block, 19.1-transverse top plate, 19.2-vertical top plate, 20-reinforcing plate, 21-mounting hole, 22-second steel cable, 23-stabilizing hole, 24-fixing sleeve and 25-stabilizing inclined strut.
Detailed Description
The technical solutions of the present invention are described in detail below by way of examples, which are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not for explaining the limitations of the technical solutions of the present invention.
As shown in fig. 1 to 3, the utility model relates to a lifting appliance for lifting a bridge prefabricated bent cap, which comprises a lifting mechanism and a pair of supporting mechanisms; the lifting mechanism is connected with the pair of supporting mechanisms, each supporting mechanism comprises a pair of clamping mechanisms, a stabilizing mechanism, a top supporting mechanism and a width adjusting mechanism, the bottoms of the top supporting mechanisms are respectively connected with the pair of clamping mechanisms, and the vertically arranged stabilizing mechanism is inserted into the top supporting mechanisms and is connected with the pair of clamping mechanisms through the width adjusting mechanism;
the clamping mechanism comprises a clamping plate 4, a positioning plate 8, a supporting plate 9, a reinforcing plate 20 and a stable inclined strut 25; the clamping plate 4 is vertically connected by a transverse top plate 19.1 and a vertical top plate 19.2 to form an L shape, a supporting plate 9 arranged transversely is arranged at the top of the vertical top plate 19.2, the upper end surface of the supporting plate 9 is connected with a positioning plate 8 arranged vertically, a positioning hole 10 is arranged on the supporting plate 9, a reinforcing plate 20 is arranged between the supporting plate 9 and the positioning plate 8, and a stable inclined strut 25 is arranged between the supporting plate 9 and the transverse top plate 19.1;
the top bracing mechanism comprises a middle plate 5 and a pair of connecting frames 6, the pair of connecting frames 6 are splayed, the tops of the connecting frames are hinged with the middle plate 5, and the bottoms of the connecting frames are fixedly connected with a transverse top plate 19.1; the inner walls of the pair of connecting frames 6 form a socket cavity;
the stabilizing mechanism comprises a pair of limiting structures, a mounting seat 14, a lantern ring 15 and a fixed sleeve 24; the pair of limiting mechanisms are connected with the lantern ring 15 through the mounting seat 14, and the bottom of the mounting seat 14 is connected with the fixed sleeve 24; the limiting structure comprises a top frame 7, a balance plate 16 and an attaching plate 17, wherein the attaching plate 17 is fixedly arranged on the upper end face of the top frame 7, the balance plate 16 is fixedly connected to the side face of the top frame, the top frame 7 is matched with the socket cavity, and a stabilizing hole 23 is further formed in the top frame 7; the stabilizing inclined strut 25 and the reinforcing plate 20 are both right-angled triangular plates, and the support is more stable.
Through the cooperation of shoring mechanism, stabilizing mean and fixture, make prefabricated plate 1's hoist and mount process more stable. Placing the prefabricated plate 1 above the middle-position plate 5, simultaneously keeping two sides of the prefabricated plate 1 respectively placed on the upper surfaces of the two supporting plates 9, keeping the prefabricated plate in a state of being attached to the prefabricated plate through the two positioning plates 8, and then enabling the first steel cable 2 to penetrate through the positioning hole 10 and the lantern ring 15, and enabling the second steel cable to penetrate through the stabilizing hole 23; when the crane is lifted through the suspension 3, the first steel cable 2 firstly keeps the vertical top plates 19.2 of the two clamping plates 4 in the positioning hole 10 to move towards the middle, so that the clamping is kept in a matched mode, the synchronous first steel cable 2 keeps the synchronous lifting force for the two top frames 7 in the lantern ring 15, so that the top frames 7 keep the synchronous lifting force for the two connecting frames 6 through the two attaching plates 17, the middle plate 5 supports the lower end face of the prefabricated plate 1, a good supporting effect is kept when the crane is used, the stability is better after the hoisting process of the prefabricated plate 1, the anti-falling effect is good, the safety is higher, and a triangular stress structure formed at the bottom is used for lifting, the stress of the crane is even, and the lifting effect is better.
The width adjusting mechanism comprises a pair of welding seats 11, a pair of threaded sleeves 12 and a clamping shaft 13; a pair of welding seats 11 are fixedly arranged on the lower end face of the clamping mechanism respectively, and the clamping shaft 13 penetrates through the pair of welding seats 11 and the fixed sleeve 24 and is locked through a pair of threaded sleeves 12. And the two ends of the clamping shaft 13 are provided with limiting blocks 18, so that the fixing stability of the width adjusting system is ensured.
Wherein, the up end of locating plate 8, meso position board 5 and fagging 9 is pasted and is had the rubber layer, can not only increase the utility model discloses and the frictional force between the prefabricated bent cap, prevent locating plate 8, meso position board 5 and fagging 9 wearing and tearing simultaneously to and the position wearing and tearing that prefabricated bent cap and locating plate 8, meso position board 5 and fagging 9 contacted.
The width adjusting mechanism, the clamping mechanisms and the stabilizing mechanism are matched for use, and the width of the pair of clamping mechanisms can be adjusted according to the size of the precast slab 1, so that the same lifting appliance can lift precast slabs 1 with different sizes; when in use, the clamping shaft 13 is fixed and supported by the two top frames 7 under the action of the mounting seat 14; according to precast slabs 1 with different sizes, the threaded sleeve 12 is rotated, the position of the threaded sleeve 12 on the clamping shaft 13 is adjusted, the clamping mechanisms are pushed, the width of the pair of clamping mechanisms is adjusted, the threaded sleeve 12 is locked after the width is determined, and hoisting work is started. The utility model discloses the operation is convenient, can have enough to meet the need the use many times, and it is convenient to shift, and the application scope of hoist is extensive.
The hoisting mechanism comprises a pair of first steel ropes 2, a second steel rope 22, a hoisting ring, a fixing lock and a suspension 3; the suspension 3 is provided with a mounting hole 21, the first steel cable 2 passes through a lantern ring 15 and a pair of positioning holes 10 arranged on one support mechanism and is fixedly connected with the bottom of the suspension 3, and the second steel cable passes through a stabilizing hole 23 arranged on a pair of support mechanisms and is fixedly connected with the bottom of the suspension 3. A pair of fixing locks is symmetrically arranged at the bottom of the suspension 3, and the first steel cable 2 and the second steel cable are connected with the fixing locks. The steel cable in the transverse direction and the longitudinal direction is connected with the fixed lock, so that the prefabricated bent cap is more stably hoisted and is not easy to fall off. The rings are arranged on the middle line of the suspension frame 3, and the prefabricated bent cap is convenient to hoist.
By arranging the attaching plate 17, the suspension 3 and the mounting hole 21, the attaching plate 17 has the main connecting and supporting effects, so that the structure is more stable, and the stress and the support among the structures can be kept to be matched with each other; the suspension 3 can keep being connected with a plurality of first steel cables 2 and second steel cables, so that when some heavier prefabricated plates 1 are hoisted, the suspension can be synchronously matched with synchronous hoisting work of a plurality of cranes, and the plurality of mounting holes 21 can be connected with the plurality of cranes, so that the use is more convenient.
The utility model provides a prefabricated plate 1 is the prefabricated bent cap of bridge promptly. The utility model relates to a use steps of hoist for hoisting prefabricated bent cap of bridge as follows.
Firstly, placing a precast slab 1 above a middle-position plate 5, adjusting a width adjusting mechanism to enable two sides of the precast slab 1 to be clamped between a pair of clamping mechanisms respectively, and keeping the precast slab in a joint state through a positioning plate 8; then the first steel cable 2 and the second steel cable are used for connecting the supporting mechanism and the suspension 3; finally, fixing the anti-drop hook on the sling cart on a lifting ring of the lifting mechanism for lifting operation; and after the hoisting is finished once, repeating the steps.
The utility model discloses not only can be used to the handling of prefabricated apron in the bridge engineering, also can be used to the handling of the article of other similar structures.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. The utility model provides a hoist for hoisting bridge precast bent cap which characterized in that: comprises a lifting mechanism and a pair of supporting mechanisms;
the lifting mechanism is connected with the pair of supporting mechanisms, each supporting mechanism comprises a pair of clamping mechanisms, a stabilizing mechanism, a top supporting mechanism and a width adjusting mechanism, the bottoms of the top supporting mechanisms are respectively connected with the pair of clamping mechanisms, and the vertically arranged stabilizing mechanism is inserted into the top supporting mechanisms and is connected with the pair of clamping mechanisms through the width adjusting mechanism;
the clamping mechanism comprises a clamping plate (4), a positioning plate (8), a supporting plate (9), a reinforcing plate (20) and a stable inclined strut (25); the clamping plate (4) is vertically connected by a transverse top plate (19.1) and a vertical top plate (19.2) to form an L shape, a supporting plate (9) which is transversely arranged is arranged at the top of the vertical top plate (19.2), the upper end surface of the supporting plate (9) is connected with a positioning plate (8) which is vertically arranged, a positioning hole (10) is arranged on the supporting plate (9), a reinforcing plate (20) is arranged between the supporting plate (9) and the positioning plate (8), and a stable inclined strut (25) is arranged between the supporting plate (9) and the transverse top plate (19.1);
the top bracing mechanism comprises a middle plate (5) and a pair of connecting frames (6), the pair of connecting frames (6) are splayed, the tops of the connecting frames are hinged with the middle plate (5), and the bottoms of the connecting frames are fixedly connected with a transverse top plate (19.1); the inner walls of the pair of connecting frames (6) form socket cavities;
the stabilizing mechanism comprises a pair of limiting structures, a mounting seat (14), a lantern ring (15) and a fixing sleeve (24); the pair of limiting mechanisms are connected with the lantern ring (15) through the mounting seat (14), and the bottom of the mounting seat (14) is connected with the fixed sleeve (24); the limiting structure comprises a top frame (7), a balance plate (16) and a joint plate (17), the upper end face of the top frame (7) is fixedly provided with the joint plate (17), the side face of the top frame is fixedly connected with the balance plate (16), the top frame (7) is matched with the socket cavity, and a stabilizing hole (23) is further formed in the top frame;
the width adjusting mechanism comprises a pair of welding seats (11), a pair of thread sleeves (12) and a clamping shaft (13); a pair of welding seats (11) are fixedly arranged on the lower end face of the clamping mechanism respectively, and the clamping shaft (13) penetrates through the pair of welding seats (11) and the fixed sleeve (24) and is locked through a pair of threaded sleeves (12).
2. A spreader for lifting bridge precast capping beams according to claim 1, wherein the lifting mechanism comprises a pair of first steel cables (2), second steel cables (22) and a suspension bracket (3); the suspension (3) is provided with a mounting hole (21), the first steel cable (2) penetrates through a lantern ring (15) and a pair of positioning holes (10) which are arranged on one supporting mechanism and is fixedly connected with the bottom of the suspension (3), and the second steel cable penetrates through a stabilizing hole (23) which is arranged on the pair of supporting mechanisms and is fixedly connected with the bottom of the suspension (3).
3. The lifting appliance for lifting the bridge precast capping beam according to claim 2, further comprising a fixing lock, wherein a pair of fixing locks are symmetrically arranged at the bottom of the suspension (3), and the first steel cable (2) and the second steel cable are connected with the fixing locks.
4. A lifting appliance for lifting precast bridge cover girders according to claim 3, characterized by further comprising lifting rings, and the lifting rings are further arranged on the center line of the suspension (3).
5. A lifting appliance for lifting precast bridge deck lid beams according to claim 4, wherein the stabilizing diagonal braces (25) and the reinforcing plates (20) are each a right-angled triangular plate.
6. The lifting appliance for lifting the bridge precast capping beam according to claim 5, further comprising a limiting block (18), wherein the limiting blocks (18) are arranged at both ends of the clamp shaft (13).
7. The lifting appliance for lifting the bridge precast cap beam according to claim 6, wherein the upper end surfaces of the positioning plate (8), the middle plate (5) and the supporting plate (9) are adhered with rubber layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121704419.7U CN215249104U (en) | 2021-07-26 | 2021-07-26 | Lifting appliance for lifting bridge prefabricated bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121704419.7U CN215249104U (en) | 2021-07-26 | 2021-07-26 | Lifting appliance for lifting bridge prefabricated bent cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215249104U true CN215249104U (en) | 2021-12-21 |
Family
ID=79494563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121704419.7U Expired - Fee Related CN215249104U (en) | 2021-07-26 | 2021-07-26 | Lifting appliance for lifting bridge prefabricated bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215249104U (en) |
-
2021
- 2021-07-26 CN CN202121704419.7U patent/CN215249104U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |