CN220580615U - Bolt ball reinforcing device and bolt ball net frame reinforcing device - Google Patents
Bolt ball reinforcing device and bolt ball net frame reinforcing device Download PDFInfo
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- CN220580615U CN220580615U CN202322036917.4U CN202322036917U CN220580615U CN 220580615 U CN220580615 U CN 220580615U CN 202322036917 U CN202322036917 U CN 202322036917U CN 220580615 U CN220580615 U CN 220580615U
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 140
- 230000002787 reinforcement Effects 0.000 claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000000565 sealant Substances 0.000 claims description 7
- 238000005728 strengthening Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000010354 integration Effects 0.000 description 3
- 229910000677 High-carbon steel Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 239000004590 silicone sealant Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of steel structure reinforcement, and discloses a bolt ball reinforcement device and a bolt ball net frame reinforcement device, wherein the bolt ball reinforcement device comprises: a bolt ball; the reinforcing structure is provided with an installation cavity, the bolt ball is fixedly connected in the installation cavity, and the reinforcing structure is made of a weldable material; and one end of the at least one first reinforcing structure is fixedly connected to the inner side of the reinforcing structure, and the other end of the at least one first reinforcing structure is arranged between the reinforcing structure and the bolt ball. Through the outside fixed connection reinforced structure at the bolt ball, and reinforced structure adopts the weldable material, can weld first additional strengthening above that, and reinforced structure locates between reinforced structure and the bolt ball, realizes the reinforcement effect to the bolt ball to improve the bearing capacity of bolt ball.
Description
Technical Field
The utility model relates to the technical field of steel structure reinforcement, in particular to a bolt ball reinforcement device and a bolt ball net frame reinforcement device.
Background
The bolt net frame structure is used as a high-order hyperstatic space rod system structure, and has the advantages of good stress performance, high rigidity, good integrity and good anti-seismic performance, economy, safety, convenient manufacture and installation, and particularly in recent years, the design and calculation of the net frame structure become very simple along with the wide popularization of computers. The load of the bolted net rack is transferred evenly, the structure is able to transfer the load to all the components that are loaded and distribute the load evenly to the seats of the space structure. The construction is swift convenient, and grid structure belongs to the assemblability component, has reduced the construction degree of difficulty greatly, has shortened the time limit for a project, and construction equipment can install at grid structure self, reduces the trouble of installation auxiliary construction. The space truss structure has more fixed ends, and generally, even if the components are damaged occasionally, the whole structure is not necessarily damaged. Since the space grid structure mostly has a certain fixed regular pattern, the space grid structure can give a visual impact feeling. The large-span space structure has high installation efficiency and flexible installation method, and under the condition of limited field of engineering, the bolt net frame structure can be assembled into an integral roof on the ground and at high altitude, and the main construction methods of the bolt net frame structure comprise a high altitude bulk method, a block or stripe installation method, an integral jacking method, a high altitude sliding method, a folding expansion integral lifting method and the like. So the bolt net frame structure is widely used in industry and civil construction.
The bolted net frame structure mainly comprises a plurality of bolted balls and a connecting rod piece which is positioned between two adjacent bolted balls and connects the two bolted balls. Due to the change of the subsequent use functions of the bolt net frame structure, if photovoltaic load needs to be added, equipment is improved, holes are enlarged, and the like, potential safety hazards exist in the original structure, and the original node components have the condition of insufficient bearing capacity, so that the node components with insufficient bearing capacity need to be reinforced.
The conventional reinforcement method is to wrap steel plates on the outer sides of the connecting rods with insufficient bearing capacity, which is equivalent to increasing the wall thickness of the connecting rods, but the mode mainly solves the problem that the bearing capacity of the connecting rods in the bolt net frame is insufficient, the application range is only that the load change is not large, the bearing capacity of the connecting rods is insufficient, and the bolt balls in the bolt net frame structure are made of 45-grade steel, which belongs to high-carbon steel, and the high-carbon steel is a difficult-to-weld material and cannot be directly welded with the thickened steel plates on the outer sides of the connecting rods on site, so that the bolt balls cannot be reinforced, and the problem that the bearing capacity of the bolt balls is insufficient cannot be solved.
Disclosure of Invention
In view of the above, the present utility model provides a stud ball reinforcement device and a stud ball net rack reinforcement device to solve the problem of insufficient bearing capacity of the stud ball.
In a first aspect, the present utility model provides a bolt ball reinforcement apparatus comprising:
a bolt ball;
the reinforcing structure is provided with an installation cavity, the bolt ball is fixedly connected in the installation cavity, and the reinforcing structure is made of a weldable material;
and one end of the at least one first reinforcing structure is fixedly connected to the inner side of the reinforcing structure, and the other end of the at least one first reinforcing structure is arranged between the reinforcing structure and the bolt ball.
The beneficial effects are that: through the outside fixed connection reinforced structure at the bolt ball, and reinforced structure adopts the weldable material, can weld first additional strengthening above that, and reinforced structure locates between reinforced structure and the bolt ball, realizes the reinforcement effect to the bolt ball to improve the bearing capacity of bolt ball.
In an alternative embodiment, the material of the reinforcing structure is Q355B steel;
and/or, the reinforcing structure is a reinforcing ball.
The beneficial effects are that: through setting up reinforced structure as the reinforcing ball, spheroid shape and the spheroid shape phase-match of bolt ball for the reinforcing ball is assembled with the connection of bolt ball more easily.
In an alternative embodiment, the first reinforcing structure is a reinforcing plate;
and/or, the first reinforcing structure is provided with a plurality of reinforcing structures.
The beneficial effects are that: through setting up first additional strengthening to the form of reinforcing plate for the preparation is simpler, and sets up first additional strengthening to a plurality of, the reinforcing effect to the bolt ball that promotes that can be better.
In an alternative embodiment, the bolt ball reinforcement device includes:
and the bonding layer is arranged between the bolt ball and the reinforcing structure.
The beneficial effects are that: through set up the adhesive linkage between bolt ball and reinforced structure, can be better with bolt ball and reinforced structure bond and be an integer, guarantee the fastening connection between the two.
In an alternative embodiment, the reinforcing structure comprises at least two reinforcing units, two adjacent reinforcing units are fixedly connected, and at least two reinforcing units are enclosed to form the mounting cavity.
The beneficial effects are that: through setting up reinforced structure to including the form of two at least reinforced units, can be when assembling reinforced structure to the bolt ball, the assembly to the bolt ball of a reinforced unit, it is more convenient.
In an alternative embodiment, the bolt ball reinforcement device includes: and the fastening pieces are fixedly connected with the at least two reinforcing units through the fastening pieces.
The beneficial effects are that: through setting up the fastener, pass through fastener fixed connection with two at least reinforcement unit, can make the connection of reinforced structure and bolt ball more fastening, strengthened the integration of reinforced structure and bolt ball.
In an alternative embodiment, the bolt ball reinforcement device includes:
one end of the connecting pipe is fixedly connected to the reinforcing unit, the connecting pipe is provided with a hollow structure, and the hollow structure is communicated with the outside;
the second reinforced structure, the one end fixed connection of second reinforced structure is in the inboard of reinforcement unit, the other end of second reinforced structure is located in the installation cavity, the other end fixed connection of connecting pipe is in on the second reinforced structure, be equipped with the mounting hole on the second reinforced structure, the mounting hole with hollow structure intercommunication, be equipped with in the mounting hole the fastener.
The beneficial effects are that: through setting up connecting pipe and second additional strengthening, assembly fastener that can be more convenient owing to set up on the connecting pipe with the hollow structure of external intercommunication, make things convenient for personnel to pass through hollow structure installation fastener, the fastener stealthy is in hollow structure, can be better regard as a whole with reinforced structure and bolt ball, has guaranteed holistic uniformity.
In an alternative embodiment, two reinforcing units are provided, the upper end and the lower end of each reinforcing unit are respectively provided with one connecting pipe and one second reinforcing structure, and the mounting holes opposite to the two reinforcing units are internally provided with the fastening pieces.
In an alternative embodiment, the bolt ball reinforcement device includes: the sealant is arranged between the reinforcing structure and the bolt ball and/or in the hollow structure of the connecting pipe;
and/or the fastener is a bolt.
The beneficial effects are that: through setting up the sealant, can fill the clearance between reinforced structure and the bolt ball to and the hollow structure of connecting pipe, avoid moist air to get into the corruption steel member.
In a second aspect, the present utility model also provides a bolted net rack reinforcement device comprising:
the bolt ball reinforcing device;
the connecting rod piece is fixedly connected between two adjacent reinforcing structures.
The beneficial effects are that: because the bolt ball net rack reinforcing device comprises the bolt ball reinforcing device, the bolt ball net rack reinforcing device has the same effect as the bolt ball reinforcing device, and is not described in detail herein.
In an alternative embodiment, the bolted net rack reinforcement device comprises:
the reinforcing rod piece is fixedly connected to the outer side of the connecting rod piece, and two ends of the reinforcing rod piece are respectively and fixedly connected to two adjacent reinforcing structures.
The beneficial effects are that: through the outside fixed connection reinforcement member at the connection member, can further realize the reinforcement to the connection member for whole bolt net frame all can consolidate, strengthen the bearing capacity of whole bolt net frame, enlarged bolt net frame's application scope.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a bolt ball reinforcement apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic structural view of a reinforcement unit of the bolt ball reinforcement apparatus shown in FIG. 1;
FIG. 3 is a partial cross-sectional view of a bolted ball net rack reinforcement device according to an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a first form of a connecting rod that encases reinforcement rods;
FIG. 5 is a cross-sectional view of a second form of connecting rod that encases reinforcing rods;
fig. 6 is a cross-sectional view of a third form of the connecting rod that encases the reinforcing rod.
Reference numerals illustrate:
1-a bolt ball; 2-reinforcing balls; 201-a reinforcement unit; 3-a first reinforcing structure; 4-a fastener; 5-connecting pipes; 6-a second reinforcing structure; 7-connecting rod pieces; 8-reinforcing the rod piece.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiments of the present utility model are described below with reference to fig. 1 to 6.
According to an embodiment of the present utility model, in one aspect, there is provided a bolt ball reinforcement apparatus including: a bolt ball 1; the reinforcing structure is provided with a mounting cavity, a bolt ball 1 is fixedly connected in the mounting cavity, and the reinforcing structure is made of a weldable material; at least one first reinforcing structure 3, one end of which is fixedly connected to the inner side of the reinforcing structure, and the other end of which is arranged between the reinforcing structure and the bolt ball 1.
Through the outside fixed connection reinforced structure at bolt ball 1, and reinforced structure adopts the weldable material, can weld first additional strengthening 3 above that, and reinforced structure and bolt ball 1 are located to first additional strengthening 3 between, realize the reinforcement effect to bolt ball 1 to improve the bearing capacity of bolt ball 1.
Wherein the reinforcing structure is a reinforcing ball 2. Through setting up reinforced structure into reinforcing ball 2, spheroid shape and the spheroid shape phase-match of bolt ball 1 for reinforcing ball 2 is easier with the connection assembly of bolt ball 1, assembles the wholeness as an organic whole with the two better. As an alternative, the reinforcement structure may be of other shape, such as quadrilateral.
In order to facilitate the weldability of the reinforcing ball 2, the reinforcing ball 2 is made of Q355B steel in this embodiment. As an alternative embodiment, the material of the reinforcing ball 2 may be other steel material having weldability, and the material is not limited thereto.
As shown in fig. 2, the first reinforcing structure 3 is a reinforcing plate, and a plurality of reinforcing plates are provided inside the reinforcing balls 2. Through setting up first additional strengthening 3 to the form of reinforcing plate for the preparation is simpler, and sets up first additional strengthening 3 to a plurality of, the reinforcing effect to bolt ball 1 that can be better promotes. As an alternative embodiment, the first reinforcement structure 3 may also be in the form of reinforcement ribs. As an alternative embodiment, the specific number of the reinforcing plates may be one, or other specific number, which is not limited herein.
In one embodiment, the bolt ball reinforcement device includes: and the bonding layer is arranged between the bolt ball 1 and the reinforcing ball 2. Specifically, the bonding layer is bonding glue. Through set up the adhesive linkage between bolt ball 1 and reinforcement ball 2, can be better with bolt ball 1 and reinforcement ball 2 bonding be an integer, guarantee fastening connection and wholeness between the two.
As shown in fig. 2, the reinforcing ball 2 includes two reinforcing units 201, two adjacent reinforcing units 201 are fixedly connected, and two reinforcing units 201 enclose a mounting cavity. By providing the reinforcing ball 2 in a form including two reinforcing units 201, it is possible to assemble the reinforcing unit by one reinforcing unit to the bolt ball 1 when assembling the reinforcing ball 2 to the bolt ball 1, which is convenient. As an alternative embodiment, the reinforcing ball 2 may include a reinforcing unit 201, where the reinforcing unit 201 is designed to be larger than the size of the bolt ball 1, so that it is convenient to sleeve the reinforcing unit 201 on the bolt ball 1. As an alternative embodiment, the reinforcement ball 2 may also comprise three, four or more reinforcement units 201, in which case adjacent or opposing reinforcement units 201 may be fixedly connected.
To enhance the integrity, the bolt ball reinforcement means comprises: the fastening member 4, at least two reinforcement units 201 are fixedly connected by the fastening member 4. Specifically, the fastener 4 is a bolt. Of course, the bolts herein are high strength bolts in order to carry larger loads. Through setting up fastener 4, with at least two reinforcement unit 201 through fastener 4 fixed connection, can make the connection of reinforcement ball 2 and bolt ball 1 more fastening, strengthened the integration of reinforcement ball 2 and bolt ball 1.
In one embodiment, the bolt ball reinforcement device includes: one end of the connecting pipe 5 is fixedly connected to the reinforcing unit 201, the connecting pipe 5 has a hollow structure, and the hollow structure is communicated with the outside; the second reinforced structure 6, the one end fixed connection of second reinforced structure 6 is in the inboard of reinforcement unit 201, and the installation intracavity is located to the other end of second reinforced structure 6, and the other end fixed connection of connecting pipe 5 is on second reinforced structure 6, is equipped with the mounting hole on the second reinforced structure 6, and the mounting hole communicates with hollow structure, is equipped with fastener 4 in the mounting hole. Through setting up connecting pipe 5 and second additional strengthening 6, assembly fastener 4 that can be more convenient owing to set up on connecting pipe 5 with the hollow structure of external intercommunication, convenience personnel install fastener 4 through hollow structure, fastener 4 stealthy in hollow structure, can be better regard as a whole with reinforcement ball 2 and bolt ball 1, has guaranteed holistic uniformity. As an alternative embodiment, instead of providing the connection pipe 5, a mounting hole may be directly provided in the adjacent reinforcement unit 201 or the second reinforcement structure 6 on the reinforcement unit 201, and the fastener 4 may be provided in the mounting hole, where the fastener 4 is an external high-strength bolt.
Specifically, the second reinforcing structures 6 are arranged in the same manner as the first reinforcing structures 3, and are reinforcing plates. As an alternative embodiment, the second reinforcement structure 6 may also be provided differently from the first reinforcement structure 3.
As shown in fig. 2, two reinforcement units 201 are provided, the two reinforcement units 201 are disposed opposite to each other, a connection pipe 5 and a second reinforcement structure 6 are respectively disposed at the upper and lower ends of each reinforcement unit 201, and fasteners 4 are disposed in the opposite mounting holes of the two reinforcement units 201.
In one embodiment, the bolt ball reinforcement device includes: and the sealant is arranged between the reinforcing ball 2 and the bolt ball 1 and/or in the hollow structure of the connecting pipe 5. Specifically, the sealant may be a silicone sealant. By providing a sealant, the gap between the reinforcing ball 2 and the bolt ball 1 and the hollow structure of the connecting pipe 5 can be filled, and the entry of humid air into the corrosion steel member is avoided.
According to an embodiment of the present utility model, in another aspect, there is also provided a bolted net rack reinforcement device, including: the bolt ball reinforcing device; the connecting rod piece 7 is fixedly connected between the two adjacent reinforcing balls 2.
The stud ball net frame reinforcing means includes a plurality of stud ball reinforcing means and a plurality of connection bars 7 of the outer reinforcing bars 8, and in this embodiment, only two stud ball reinforcing means and one connection bar 7 of the outer reinforcing bar 8 connected between the two stud ball reinforcing means are described as an example.
As shown in fig. 3, the bolted net rack reinforcement device includes: the reinforcing rod piece 8 is fixedly connected to the outer side of the connecting rod piece 7, and two ends of the reinforcing rod piece 8 are respectively and fixedly connected to the two adjacent reinforcing balls 2. Through the outside fixed connection reinforcement member 8 at the connection member 7, can further realize the reinforcement to the connection member 7 for bolt ball 1 and the connection member 7 of whole bolt net frame all can consolidate, strengthen the bearing capacity of whole bolt net frame structure, enlarged bolt net frame structure's application scope.
Specifically, the reinforcement bar 8 is welded to the connection bar 7, and both ends of the reinforcement bar 8 are welded to the adjacent two reinforcement balls 2, respectively.
As shown in fig. 4, the reinforcement bar 8 may be two channel steel, and the combined section is rectangular; as shown in fig. 5, the reinforcement bar 8 may be two semicircular pipes, and the combined section is circular; as shown in fig. 6, the reinforcement bar 8 may be four angle steel, and the combined section is rectangular.
During assembly, the bonding layer and the reinforcing ball 2 are wrapped on the node of the bolt ball 1 with insufficient original bearing capacity, the reinforcing ball 2 is made of Q355B steel, and the reinforcing ball 2 and the bolt ball 1 to be reinforced are bonded into a whole through the bonding layer. In order to further increase the bonding effect of new and old components, the integration of the reinforcing ball 2 and the original bolt ball sphere is better, the reinforcing unit 201 of the two reinforcing balls 2 is connected by adopting a high-strength bolt, after the reinforcing ball 2 is installed, a gap at the joint of the spheres and the connecting pipe 5 are filled by adopting structural sealant, so that moist air is prevented from entering the corrosion steel components, the outsourcing of the node of the bolt ball 1 is reinforced, and the bolt ball 1 is converted into a weldable component. And then the outer package of the reinforcing rod piece 8 is installed, the reinforcing rod piece 8 can use various sections such as round pipes, rectangular pipes, angle steels and the like, and the reinforcing rod piece 8 is stretched to the weldable outer sleeve reinforcing ball 2 and is directly welded with the reinforcing ball 2, so that the problem of insufficient tension of a high-strength bolt and the problem of insufficient bearing of a sleeve can be solved, the applicable range of the bolt net frame structure is enlarged, the construction efficiency is improved by adopting the reinforcing mode, and the engineering transformation cost is reduced. Through the two steps, the whole bolt ball net frame reinforcing device is installed.
Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.
Claims (10)
1. A stud ball reinforcement apparatus, comprising:
a bolt ball (1);
the reinforcing structure is provided with an installation cavity, the bolt ball (1) is fixedly connected in the installation cavity, and the reinforcing structure is made of a weldable material;
one end of the first reinforcing structure (3) is fixedly connected to the inner side of the reinforcing structure, and the other end of the first reinforcing structure is arranged between the reinforcing structure and the bolt ball (1);
and the bonding layer is arranged between the bolt ball (1) and the reinforcing structure.
2. The bolt ball reinforcing apparatus according to claim 1, wherein the reinforcing structure is made of Q355B steel;
and/or the reinforcing structure is a reinforcing ball (2).
3. Bolt ball reinforcement apparatus according to claim 1, characterized in that the first reinforcement structure (3) is a reinforcement plate;
and/or the first reinforcing structure (3) is provided with a plurality of reinforcing structures.
4. A bolt ball reinforcement apparatus according to any one of claims 1-3, characterized in that the reinforcement structure comprises at least two reinforcement units (201), adjacent two reinforcement units (201) being fixedly connected, at least two reinforcement units (201) enclosing the mounting cavity.
5. The stud ball reinforcement device of claim 4, wherein the stud ball reinforcement device comprises: and the fastening pieces (4) are used for fixedly connecting at least two reinforcement units (201) through the fastening pieces (4).
6. The stud ball reinforcement device of claim 5, wherein the stud ball reinforcement device comprises:
one end of the connecting pipe (5) is fixedly connected to the reinforcing unit (201), the connecting pipe (5) is provided with a hollow structure, and the hollow structure is communicated with the outside;
the second reinforced structure (6), the one end fixed connection of second reinforced structure (6) is in the inboard of reinforcement unit (201), the other end of second reinforced structure (6) is located install the intracavity, the other end fixed connection of connecting pipe (5) is in on second reinforced structure (6), be equipped with the mounting hole on second reinforced structure (6), the mounting hole with hollow structure intercommunication, be equipped with in the mounting hole fastener (4).
7. The bolt ball reinforcing device according to claim 6, wherein two reinforcing units (201) are provided, and each reinforcing unit (201) is provided with one connecting pipe (5) and one second reinforcing structure (6) at the upper and lower ends thereof, and the fastening piece (4) is provided in the mounting hole opposite to the two reinforcing units (201).
8. The stud ball reinforcement device of claim 6, wherein the stud ball reinforcement device comprises: the sealant is arranged between the reinforcing structure and the bolt ball (1) and/or in the hollow structure of the connecting pipe (5);
and/or the fastener (4) is a bolt.
9. A bolted net rack reinforcement apparatus, comprising:
the bolt ball reinforcement apparatus of any one of claims 1 to 8;
and the connecting rod piece (7) is fixedly connected between two adjacent reinforcing structures.
10. The bolted net rack reinforcement device of claim 9, wherein said bolted net rack reinforcement device comprises:
the reinforcing rod piece (8) is fixedly connected to the outer side of the connecting rod piece (7), and two ends of the reinforcing rod piece (8) are respectively and fixedly connected to two adjacent reinforcing structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036917.4U CN220580615U (en) | 2023-07-31 | 2023-07-31 | Bolt ball reinforcing device and bolt ball net frame reinforcing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036917.4U CN220580615U (en) | 2023-07-31 | 2023-07-31 | Bolt ball reinforcing device and bolt ball net frame reinforcing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220580615U true CN220580615U (en) | 2024-03-12 |
Family
ID=90113397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322036917.4U Active CN220580615U (en) | 2023-07-31 | 2023-07-31 | Bolt ball reinforcing device and bolt ball net frame reinforcing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220580615U (en) |
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2023
- 2023-07-31 CN CN202322036917.4U patent/CN220580615U/en active Active
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