CN219827266U - Efficient host computer radiator fan - Google Patents
Efficient host computer radiator fan Download PDFInfo
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- CN219827266U CN219827266U CN202320952047.2U CN202320952047U CN219827266U CN 219827266 U CN219827266 U CN 219827266U CN 202320952047 U CN202320952047 U CN 202320952047U CN 219827266 U CN219827266 U CN 219827266U
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of cooling fans, in particular to a high-efficiency host cooling fan which is convenient to disassemble and assemble, improves the working efficiency and enhances the practicability; including the mainboard, heat dissipation mechanism includes the heat dissipation fan, mainboard top fixed mounting has two bottom plates, two equal fixed mounting in bottom plate top have the fixed block, first spout has all been seted up to two fixed block inner, the equal fixed mounting in heat dissipation fan both ends has the slider, two sliders respectively with two first spout sliding connection, the second spout has all been seted up on two first spouts, equal slidable mounting has first slide bar in two second spouts, two first slide bar bottom is laminated with two slider tops respectively, two first slide bar tops all set up to arc structure, the dovetail groove has all been seted up on two first slide bars, two first slide bar outer ends respectively with two second spout one end through two spring coupling, the third spout has all been seted up on two second spout tops, equal slidable mounting has the second slide bar in two third spouts.
Description
Technical Field
The present utility model relates to a heat dissipation fan, and more particularly to a heat dissipation fan for a host.
Background
The integrated circuit is used in a large amount in computer components, the high temperature is the biggest of the integrated circuit, the high temperature can not only lead to unstable operation of the system, the service life is shortened, even some components are possibly burnt out, the heat of the high temperature is not from outside the computer but inside the computer, or inside the integrated circuit, the computer main board cooling fan is a CPU fan and is also called a cooling fan, the computer main board cooling fan is a fan used for cooling the CPU, the heat of the CPU can be conducted out and blown into the nearby air, the cooling effect is achieved, the computer cooling fan is often fixedly arranged inside a host case through screws, the installation of the mode is stable, but when the fan needs to be cleaned or replaced, the space inside the case is relatively narrow, and the cooling fan is relatively troublesome to detach;
for example, the utility model patent with the publication number of CN213634339U discloses a computer host radiator fan connection structure, which comprises a main board and a radiator fan, wherein a CPU chip is arranged on the main board, a fixing plate is arranged on the right side of the radiator fan, a fixing rod is arranged on the right side surface of the fixing plate through a torsion spring hinge, the fixing plate is positioned at the upper end of the torsion spring hinge and protrudes outwards to form a fixing part, a clamping groove is arranged on the fixing part, an L-shaped rod is arranged on one side surface of the fixing rod far away from the radiator fan, a clamping block is formed on the top surface of the L-shaped rod in an upward protruding way, and a positioning mechanism for fixing the radiator fan is arranged at the upper end of the fixing plate;
for example, the utility model patent of chinese patent publication No. CN216352182U discloses a computer host radiator fan connection structure, including the fixed frame, the equal fixedly connected with spring leaf in top inner wall both sides of fixed frame, the same fixed plate of bottom fixedly connected with of two spring leaves, threaded through-hole has been seted up at the bottom middle part of fixed frame, the fixed frame is threaded in threaded through-hole department threaded connection has the bolt, the top of bolt rotates and is connected with the frid, fixedly connected with slide bar between the both sides inner wall of frid, the outside both ends of the body of rod of slide bar all overlap and are equipped with the sliding sleeve, the both sides inner wall top of fixed frame all rotates and is connected with splint, the bottom of two splint rotates with two sliding sleeves respectively and is connected. According to the utility model, the fixing plate and the two clamping plates are arranged, so that the fixing plate and the two clamping plates can be placed between the fixing plate and the two clamping plates when the cooling fan is installed, then the bolts are twisted, the bolts push the groove plates to rise, and the two clamping plates can be pushed to deflect inwards through the sliding rod and the sliding sleeve, so that the cooling fan is clamped and fixed;
however, in the above two prior art solutions, when the existing cooling fan is disassembled, the bolts or screws still need to be screwed, which wastes more time, reduces the working efficiency, and thus results in poor practicality.
Disclosure of Invention
Technical problem to be solved
In order to solve the technical problems, the utility model provides the efficient host heat dissipation fan which is convenient to disassemble and assemble, improves the working efficiency and enhances the practicability.
Technical proposal
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient type host computer radiator fan, which comprises a main board, heat dissipation mechanism includes the heat dissipation fan, mainboard top fixed mounting has two bottom plates, two equal fixed mounting in bottom plate top have the fixed block, first spout has all been seted up to two fixed block inner, the equal fixed mounting in heat dissipation fan both ends has the slider, two sliders respectively with two first spout sliding connection, the second spout has all been seted up on two first spouts, equal slidable mounting has first slide bar in two second spouts, two first slide bar bottom respectively with two slider top laminating, two first slide bar tops all set up to arc structure, the dovetail groove has all been seted up on two first slide bars, two first slide bar outer ends respectively with two second spout one end through two spring coupling, the third spout has all been seted up on two second spout tops, equal slidable mounting has the second slide bar in two third spouts, the pressing groove has all been seted up on two third spout tops, protection machanism installs on the fixed block for protect the second slide bar.
Through adopting above-mentioned technical scheme, put into the first spout on two fixed blocks respectively with two sliders on the heat dissipation fan, and push down, after two slider bottom respectively with the arc structure contact on two first slide bars, two sliders continue the motion and can push away two first slide bars respectively to two second spouts in, two spring compression this moment, when two sliders move to two first slide bars below, two first slide bars reset under the elasticity effect of two springs, spacing two sliders, thereby fix the heat dissipation fan fast, when dismantling the heat dissipation fan, open protection machanism, push down two second slide bars, two second slide bars are inserted respectively in the dovetail groove on two first slide bars, make two first slide bars withdraw respectively in two second slide grooves, release the spacing to two sliders, spring compression this moment, then take out the fan upwards, loosen two second slide bars, two first slide bars reset under the elasticity effect of two springs, and jack-up two second slide bars, the practicality is realized to the heat dissipation fan, the process of being convenient for has been realized, and the disassembly and assembly and disassembly has improved.
Preferably, the protection mechanism comprises two baffles, the four sliding grooves are respectively formed in the two pressing grooves, the two baffles are respectively and slidably connected with the two fourth sliding grooves, the moving grooves are respectively formed in the top ends of the two fourth sliding grooves, push rods are fixedly mounted on the top ends of the two baffles, and the two push rods respectively penetrate through the two baffles.
Through adopting above-mentioned technical scheme, promote the push rod, the push rod drives the baffle motion, will press the groove and shelter from with the second slide bar, avoid the mistake to touch the second slide bar when not using to the security has been strengthened.
Preferably, the top ends of the two second sliding rods are fixedly provided with pressing plates.
By adopting the technical scheme, the pressing plate can be pressed conveniently and fast to press the second sliding rod, so that the comfort is enhanced.
Preferably, the top ends of the two pressing plates are fixedly provided with anti-slip pads.
By adopting the technical scheme, the anti-slip pad can avoid slipping when the pressing plate is pressed, so that the practicability is enhanced.
Preferably, the connecting blocks are fixedly arranged at the two ends of the heat dissipation fan, the connecting grooves are formed in the inner ends of the two fixing blocks, and the two connecting blocks are respectively and slidably connected with the two connecting grooves.
Through adopting above-mentioned technical scheme, after the first slide bar is spacing the slider, the connecting block also can insert in the spread groove to stability has been strengthened.
Preferably, the outer ends of the two bottom plates are fixedly provided with rib plates, and the top ends of the two rib plates are fixedly connected with the bottom ends of the two fixing blocks respectively.
Through adopting above-mentioned technical scheme, the floor can strengthen the connection between bottom plate and the fixed block to stability has been strengthened.
Advantageous effects
Compared with the prior art, the utility model provides the efficient host heat radiation fan, which has the following beneficial effects:
the two sliding blocks on the heat dissipation fan are respectively placed into the first sliding grooves on the two fixing blocks and pushed downwards, after the bottom ends of the two sliding blocks are respectively contacted with the arc-shaped structures on the two first sliding bars, the two sliding blocks continue to move to push the two first sliding bars into the two second sliding grooves respectively, at the moment, the two springs are compressed, when the two sliding blocks move to the lower parts of the two first sliding bars, the two first sliding bars reset under the elastic action of the two springs, limit the two sliding bars, so that the heat dissipation fan is fast fixed, when the heat dissipation fan is disassembled, the protection mechanism is opened, the two second sliding bars are downwards pressed, the two second sliding bars are respectively inserted into the trapezoid grooves on the two first sliding bars, the two first sliding bars are respectively retracted into the two second sliding grooves, the limit of the two sliding blocks is released, the springs are compressed, then the fan is upwards slid and taken out, the two second sliding bars are released, the two first sliding bars reset under the elastic action of the two springs, the two second sliding bars are jacked, the heat dissipation fan is convenient to disassemble, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the axial structure of the present utility model;
FIG. 2 is a schematic view of a front cross-sectional partial structure of the present utility model;
FIG. 3 is a schematic diagram of the front view of the present utility model;
fig. 4 is a schematic top view of the present utility model.
The reference numerals in the drawings: 1. a main board; 2. a heat dissipation fan; 3. a bottom plate; 4. a fixed block; 5. a slide block; 6. a first slide bar; 7. a spring; 8. a second slide bar; 9. a baffle; 10. a push rod; 11. a pressing plate; 12. an anti-slip pad; 13. a connecting block; 14. rib plates.
Detailed Description
Example 1
Referring to fig. 1-4, a high-efficiency heat dissipation fan for a host computer comprises a main board 1, two bottom boards 3 are fixedly arranged at the top end of the main board 1, fixed blocks 4 are fixedly arranged at the top ends of the two bottom boards 3, first sliding grooves are formed in the inner ends of the two fixed blocks 4, sliding blocks 5 are fixedly arranged at the two ends of the heat dissipation fan 2, the two sliding blocks 5 are respectively connected with the two first sliding grooves in a sliding manner, second sliding grooves are formed in the two first sliding grooves, first sliding rods 6 are respectively arranged in the two second sliding grooves in a sliding manner, the bottom ends of the two first sliding rods 6 are respectively attached to the top ends of the two sliding blocks 5, the top ends of the two first sliding rods 6 are respectively arranged into an arc-shaped structure, trapezoid grooves are formed in the two first sliding rods 6, the outer ends of the two first sliding rods 6 are respectively connected with one ends of the two second sliding grooves through two springs 7, third sliding grooves are formed in the top ends of the two second sliding grooves, the second slide bars 8 are arranged in the two third slide grooves in a sliding manner, the top ends of the two third slide grooves are provided with pressing grooves, the protection mechanism is arranged on the fixed block 4 and used for protecting the second slide bars 8, the two slide blocks 5 on the heat dissipation fan 2 are respectively arranged in the first slide grooves on the two fixed blocks 4 and pushed downwards, after the bottom ends of the two slide blocks 5 are respectively contacted with the arc-shaped structures on the two first slide bars 6, the two slide blocks 5 continuously move to push the two first slide bars 6 into the two second slide grooves respectively, at the moment, the two springs 7 are compressed, when the two slide blocks 5 move to the lower parts of the two first slide bars 6, the two first slide bars 6 reset under the action of the elasticity of the two springs 7, limit the two slide blocks 5, thereby rapidly fixing the heat dissipation fan 2, when the heat dissipation fan 2 is disassembled, the protection mechanism is opened to press the two second slide bars 8 downwards, the two second slide bars 8 are respectively inserted into the trapezoid grooves on the two first slide bars 6, so that the two first slide bars 6 are respectively retracted into the two second slide grooves, the limit to the two slide blocks 5 is released, the springs 7 are compressed at the moment, then the heat dissipation fan 2 is upwards slid and taken out, the two second slide bars 8 are loosened, the two first slide bars 6 reset under the action of the elastic force of the two springs 7, and the two second slide bars 8 are jacked up.
Referring to fig. 1-4, a fourth sliding groove is formed in each of the two pressing grooves, two baffles 9 are slidably connected with the two fourth sliding grooves, moving grooves are formed in the top ends of the two fourth sliding grooves, push rods 10 are fixedly mounted on the top ends of the two baffles 9, the two push rods 10 respectively penetrate through the two baffles 9 to push the push rods 10, the push rods 10 drive the baffles 9 to move, the pressing grooves are shielded from the second sliding rod 8, and the second sliding rod 8 is prevented from being touched by mistake when the sliding rod is not used, so that safety is enhanced.
Referring to fig. 2, the top ends of the two second sliding rods 8 are fixedly provided with pressing plates 11, and the pressing plates 11 can conveniently press the second sliding rods 8, so that the comfort is enhanced.
Referring to fig. 2, the anti-slip pads 12 are fixedly mounted on the top ends of the two pressing plates 11, and the anti-slip pads 12 can avoid slipping when the pressing plates 11 are pressed, so that the practicability is enhanced.
Referring to fig. 1 and 4, connecting blocks 13 are fixedly installed at two ends of the heat dissipation fan 2, connecting grooves are formed in inner ends of the two fixing blocks 4, the two connecting blocks 13 are respectively and slidably connected with the two connecting grooves, and after the sliding block 5 is limited by the first sliding rod 6, the connecting blocks 13 can be inserted into the connecting grooves, so that stability is enhanced.
Referring to fig. 2 and 3, rib plates 14 are fixedly mounted at the outer ends of the two bottom plates 3, the top ends of the two rib plates 14 are fixedly connected with the bottom ends of the two fixed blocks 4 respectively, and the rib plates 14 can strengthen the connection between the bottom plates 3 and the fixed blocks 4, so that stability is enhanced.
Example two
Referring to fig. 1-4, a high-efficiency heat dissipation fan for a host computer comprises a main board 1, two bottom boards 3 are fixedly arranged at the top end of the main board 1, fixed blocks 4 are fixedly arranged at the top ends of the two bottom boards 3, first sliding grooves are formed in the inner ends of the two fixed blocks 4, sliding blocks 5 are fixedly arranged at the two ends of the heat dissipation fan 2, the two sliding blocks 5 are respectively connected with the two first sliding grooves in a sliding manner, second sliding grooves are formed in the two first sliding grooves, first sliding rods 6 are respectively arranged in the two second sliding grooves in a sliding manner, the bottom ends of the two first sliding rods 6 are respectively attached to the top ends of the two sliding blocks 5, the top ends of the two first sliding rods 6 are respectively arranged into an arc-shaped structure, trapezoid grooves are formed in the two first sliding rods 6, the outer ends of the two first sliding rods 6 are respectively connected with one ends of the two second sliding grooves through two springs 7, third sliding grooves are formed in the top ends of the two second sliding grooves, second sliding rods 8 are respectively arranged in the two third sliding grooves in a sliding manner, the top ends of the two third sliding grooves are respectively provided with a pressing groove, the two sliding blocks 5 on the heat dissipation fan 2 are respectively placed into the first sliding grooves on the two fixed blocks 4 and pushed downwards, when the bottom ends of the two sliding blocks 5 are respectively contacted with the arc-shaped structures on the two first sliding bars 6, the two sliding blocks 5 continue to move to push the two first sliding bars 6 into the two second sliding grooves respectively, at the moment, the two springs 7 are compressed, when the two sliding blocks 5 move to the lower parts of the two first sliding bars 6, the two first sliding bars 6 reset under the action of the elasticity of the two springs 7 to limit the two sliding blocks 5, so that the heat dissipation fan 2 is fast fixed, when the heat dissipation fan 2 is disassembled, the two second sliding bars 8 are downwards pressed, the two second sliding bars 8 are respectively inserted into the trapezoid grooves on the two first sliding bars 6, the two first sliding bars 6 are respectively retracted into the two second sliding grooves, the limit of two sliding blocks 5 is relieved, the spring 7 is compressed at this moment, then take out the heat dissipation fan 2 upwards in a sliding way, loosen two second slide bars 8, two first slide bars 6 reset under the elasticity effect of two springs 7, and jack-up two second slide bars 8, the fourth spout has all been seted up on two pressing grooves, two baffles 9 respectively with two fourth spout sliding connection, the movable groove has all been seted up on two fourth spout tops, two baffles 9 equal fixed mounting have push rod 10 on top, two push rod 10 pass two baffles 9 respectively, promote push rod 10, push rod 10 drives baffle 9 motion, shelter from pressing grooves and second slide bars 8, avoid the mistake to touch second slide bars 8 when not using, the process has realized the process of being convenient for dismouting, work efficiency is improved, thereby the practicality is strengthened.
Referring to fig. 2, the top ends of the two second slide bars 8 are fixedly provided with pressing plates 11, the pressing plates 11 can conveniently press the second slide bars 8, the top ends of the two pressing plates 11 are fixedly provided with anti-slip pads 12, and the anti-slip pads 12 can avoid slipping when the pressing plates 11 are pressed, so that the comfort is enhanced.
Referring to fig. 4, connecting blocks 13 are fixedly installed at two ends of the heat dissipation fan 2, connecting grooves are formed in inner ends of the two fixing blocks 4, the two connecting blocks 13 are respectively and slidably connected with the two connecting grooves, and after the sliding block 5 is limited by the first sliding rod 6, the connecting blocks 13 are also inserted into the connecting grooves, so that stability is enhanced.
Referring to fig. 2 and 3, rib plates 14 are fixedly mounted at the outer ends of the two bottom plates 3, the top ends of the two rib plates 14 are fixedly connected with the bottom ends of the two fixed blocks 4 respectively, and the rib plates 14 can strengthen the connection between the bottom plates 3 and the fixed blocks 4, so that stability is enhanced.
According to the efficient host computer cooling fan, when the efficient host computer cooling fan works, two sliding blocks 5 on the cooling fan 2 are respectively placed into first sliding grooves on two fixing blocks 4 and pushed downwards, after the bottom ends of the two sliding blocks 5 are respectively contacted with arc-shaped structures on two first sliding bars 6, the two sliding blocks 5 continue to move to push the two first sliding bars 6 into two second sliding grooves respectively, at the moment, the two springs 7 are compressed, when the two sliding blocks 5 move to the lower parts of the two first sliding bars 6, the two first sliding bars 6 reset under the action of the elasticity of the two springs 7, limit the two sliding blocks 5, so that the cooling fan 2 is fast fixed, when the cooling fan 2 is disassembled, the two second sliding bars 8 are pressed downwards, the two second sliding bars 8 are respectively inserted into trapezoid grooves on the two first sliding bars 6, so that the two first sliding bars 6 are respectively retracted into the two second sliding grooves, the limit of the two sliding blocks 5 is relieved, the springs 7 are compressed, then the two second sliding bars 2 are taken out in an upward sliding mode, when the two second sliding bars 8 are released, the two second sliding bars 8 are pushed by the action of the two sliding bars 10 are not in a sliding way, the two sliding bars 10 are not pushed down, and the second sliding bars 10 are not pushed down by the elastic force of the sliding bars 10, and the process of the cooling fan is prevented from being disassembled, and the second sliding bars are not easy to be disassembled.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a high-efficient host computer radiator fan, includes mainboard (1), its characterized in that still includes:
the heat dissipation mechanism comprises a heat dissipation fan (2), two bottom plates (3) are fixedly arranged at the top end of a main board (1), fixing blocks (4) are fixedly arranged at the top ends of the two bottom plates (3), first sliding grooves are formed in the inner ends of the two fixing blocks (4), sliding blocks (5) are fixedly arranged at the two ends of the heat dissipation fan (2), the two sliding blocks (5) are respectively and slidably connected with the two first sliding grooves, second sliding grooves are formed in the two first sliding grooves, first sliding rods (6) are slidably arranged in the two second sliding grooves, the bottom ends of the two first sliding rods (6) are respectively attached to the top ends of the two sliding blocks (5), the top ends of the two first sliding rods (6) are respectively arranged into arc-shaped structures, trapezoid grooves are formed in the two first sliding rods (6), the outer ends of the two first sliding rods (6) are respectively connected with one ends of the two second sliding grooves through two springs (7), third sliding grooves are formed in the top ends of the two second sliding grooves, second sliding rods (8) are slidably arranged in the two third sliding grooves, and pressing grooves are formed in the two third sliding grooves;
the protection mechanism is arranged on the fixed block (4) and used for protecting the second sliding rod (8).
2. The efficient host computer cooling fan as claimed in claim 1, wherein: the protection mechanism comprises two baffles (9), wherein four sliding grooves are formed in the two pressing grooves, the two baffles (9) are respectively connected with the two fourth sliding grooves in a sliding mode, moving grooves are formed in the top ends of the two fourth sliding grooves, push rods (10) are fixedly mounted on the top ends of the two baffles (9), and the two push rods (10) respectively penetrate through the two baffles (9).
3. The efficient host computer cooling fan as claimed in claim 1, wherein: the top ends of the two second sliding rods (8) are fixedly provided with pressing plates (11).
4. A high efficiency host radiator fan as set forth in claim 3, wherein: the tops of the two pressing plates (11) are fixedly provided with anti-slip pads (12).
5. The efficient host computer cooling fan as claimed in claim 1, wherein: connecting blocks (13) are fixedly arranged at two ends of the radiating fan (2), connecting grooves are formed in the inner ends of the two fixing blocks (4), and the two connecting blocks (13) are respectively connected with the two connecting grooves in a sliding mode.
6. The efficient host computer cooling fan as claimed in claim 1, wherein: the outer ends of the two bottom plates (3) are fixedly provided with rib plates (14), and the top ends of the two rib plates (14) are fixedly connected with the bottom ends of the two fixing blocks (4) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320952047.2U CN219827266U (en) | 2023-04-24 | 2023-04-24 | Efficient host computer radiator fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320952047.2U CN219827266U (en) | 2023-04-24 | 2023-04-24 | Efficient host computer radiator fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827266U true CN219827266U (en) | 2023-10-13 |
Family
ID=88280042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320952047.2U Active CN219827266U (en) | 2023-04-24 | 2023-04-24 | Efficient host computer radiator fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827266U (en) |
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2023
- 2023-04-24 CN CN202320952047.2U patent/CN219827266U/en active Active
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