CN220510428U - Photoelectric liquid combined hinge - Google Patents
Photoelectric liquid combined hinge Download PDFInfo
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- CN220510428U CN220510428U CN202322177868.6U CN202322177868U CN220510428U CN 220510428 U CN220510428 U CN 220510428U CN 202322177868 U CN202322177868 U CN 202322177868U CN 220510428 U CN220510428 U CN 220510428U
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- slip ring
- annular
- annular groove
- rotor
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- 239000007788 liquid Substances 0.000 title claims abstract description 25
- 230000017525 heat dissipation Effects 0.000 claims abstract description 24
- 239000011229 interlayer Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 29
- 238000004891 communication Methods 0.000 claims description 23
- 230000003287 optical effect Effects 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000012546 transfer Methods 0.000 abstract description 4
- 230000005693 optoelectronics Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to the technical field of combined hinges, in particular to an optoelectronic liquid combined hinge, which comprises a combined slip ring and a heat dissipation ring, wherein the combined slip ring comprises a stator part and a rotor part arranged in the stator part, the rotor part and the stator part are coaxially arranged, the heat dissipation ring comprises an outer ring and an inner ring, the stator part is fixedly connected with the outer ring, a first annular groove and a second annular groove are formed in the inner side wall of the outer ring, the inner ring and the outer ring are coaxially arranged, the rotor part is arranged in the inner ring, the inner side wall of the inner ring is attached to the side surface of the rotor part, and an interlayer cavity is formed in the inner ring. According to the photoelectric liquid combination hinge, the heat dissipation ring with the liquid circulation function is arranged outside the photoelectric combination slip ring, so that heat generated by the photoelectric slip ring during operation can be timely absorbed by the heat dissipation ring, and the temperature of the heat dissipation ring is maintained in a lower range through continuously circulating liquid, so that good heat transfer rate between the photoelectric combination slip ring and the heat dissipation ring is ensured.
Description
Technical Field
The utility model relates to the field of combined hinges, in particular to a photoelectric liquid combined hinge.
Background
The combined hinge is also called a combined slip ring, which is an electric component responsible for transmitting energy and signals to the rotating structure, and can be divided into a smooth ring, an electric slip ring and a fluid slip ring according to transmission media, and these slip rings generally comprise two parts, namely a stator and a rotor, wherein the stator is taken as an integral mounting base of the slip ring, and the rotor is mounted in a custom form and rotates with a rotating part in the rotating structure.
The prior combined slip ring can be roughly divided into an electric slip ring, an electric slip ring and the like, wherein the electric slip ring is a common type, and can transmit energy and data signals in the continuous or intermittent rotation process, so the combined slip ring is particularly suitable for a rotating antenna of a vehicle radar, and can transmit power electricity and optical signals continuously and continuously when the antenna radar rotates.
Disclosure of Invention
The utility model aims to provide a heat dissipation type photo-electro-hydraulic combined hinge.
The utility model solves the problems by adopting the following technical scheme: an electro-optic liquid combination hinge comprising:
the combined slip ring comprises a stator part and a rotor part arranged in the stator part, and the rotor part and the stator part are coaxially arranged.
A heat dissipation ring, the heat dissipation ring comprising:
the outer ring, stator part and outer ring fixed connection, the inside wall of outer ring is constructed with first ring channel and second ring channel.
The inner ring is coaxially arranged with the outer ring, the rotor part is arranged inside the inner ring, the inner side wall of the inner ring is attached to the side surface of the rotor part, an interlayer cavity is formed in the inner ring, a first communication port and a second communication port which are communicated with the interlayer cavity are formed in the outer side surface of the inner ring, the first communication port is communicated with the first annular groove, and the second communication port is communicated with the second annular groove.
The two sides of the first annular groove and the two sides of the second annular groove are respectively provided with a sealing ring, the sealing rings are coaxially arranged with the outer ring, the inner side walls of the sealing rings are attached to the outer side faces of the inner ring, the sealing rings on the two sides of the first annular groove are surrounded with the inner side walls of the outer ring and the outer side faces of the inner ring to form a first flow channel, and the sealing rings on the two sides of the second annular groove are surrounded with the inner side walls of the outer ring and the outer side faces of the inner ring to form a second flow channel. And
at least two pipe fittings, each pipe fitting all establishes the lateral surface at the outer loop, and at least one pipe fitting communicates with the inside of first ring channel, and at least one pipe fitting is connected with the inside of second ring channel.
Preferably, the sealing ring comprises an annular structure, annular bulges are formed on the peripheral sides of two end faces of the annular part along the radial direction, an annular groove is formed by surrounding the two annular bulges and the outer side face of the annular structure, and an elastic part forcing the inner side wall of the annular structure to shrink along the radial direction is arranged in the annular groove.
Preferably, the elastic member is preferably a spring, the inner diameter of which is smaller than the outer diameter of the annular structure.
Preferably, the inner side wall of the outer ring is provided with an embedded groove, the outer side face of the inner ring is provided with an annular channel, a positioning piece is arranged in the embedded groove, and the positioning piece extends into the annular channel towards one side of the inner ring.
Preferably, the positioning element is provided with a supporting surface at a position parallel to the vertical plane of the axis of the inner ring, and the supporting surface is supported against the inner side wall of the caulking groove.
Preferably, the locating piece is equipped with the internal thread pipe in one side that deviates from the inner ring, and the side of outer loop radially constructs along self has the through-hole that is used for holding the internal thread pipe, and the through-hole runs through to the inside wall of outer loop from the lateral surface of outer loop, and the tip of internal thread pipe is pegged graft in the through-hole inside, is equipped with only rotatable adjusting bolt in the through-hole, adjusting bolt and internal thread pipe threaded connection.
Preferably, the inner ring is connected to the outer ring by a bearing, the inner side wall of the outer ring is configured with a bearing groove for accommodating the bearing, and the circumferential side of the end face of the inner ring is configured with a flange for restricting displacement of the bearing.
Preferably, the outer side of the outer ring is provided with a plurality of fixed lugs along the peripheral side, and the outer side of the outer ring is provided with a plurality of lifting lugs along the peripheral side.
Preferably, the combined slip ring comprises an electric slip ring and an optical slip ring, the smooth ring is installed inside the electric slip ring, the smooth ring and the electric slip ring are coaxially arranged, the stator part comprises a stator of the optical slip ring and a stator of the electric slip ring, the stator of the optical slip ring is fixedly connected with a stator of the electric slip ring, the rotor part comprises a rotor of the optical slip ring and a rotor of the electric slip ring, the rotor of the optical slip ring is connected with a rotor of the electric slip ring, and the rotor of the optical slip ring and the rotor of the electric slip ring synchronously rotate.
Compared with the prior art, the utility model has the following advantages and effects:
according to the photoelectric liquid combination hinge, the heat dissipation ring with the liquid circulation function is arranged outside the photoelectric combination slip ring, so that heat generated by the photoelectric slip ring during operation can be timely absorbed by the heat dissipation ring, the temperature of the heat dissipation ring is kept in a lower range through continuously circulating liquid, good heat transfer rate is guaranteed between the photoelectric combination slip ring and the heat dissipation ring, the elastic piece which forces the inner side wall of the annular piece to shrink along the radial direction is further arranged on the sealing ring, the inner side wall of the sealing ring and the outer side face of the inner ring are kept in a tightly attached state for a long time, even if the inner side wall of the sealing ring is worn, the inner side wall of the sealing ring can be tightly attached with the outer side face of the inner ring under the action of the elastic piece, and therefore the service life of the sealing ring is prolonged.
Drawings
Fig. 1 is a partial cross-sectional view of an embodiment of the present utility model.
Fig. 2 is a front cross-sectional view of a heat dissipation ring in an embodiment of the utility model.
Fig. 3 is an enlarged view of the utility model at a in fig. 2.
Fig. 4 is a schematic structural diagram of a heat dissipation ring according to an embodiment of the utility model.
Fig. 5 is a schematic structural view of a positioning member according to an embodiment of the present utility model.
Fig. 6 is a schematic structural view of a seal ring according to an embodiment of the present utility model.
FIG. 7 is a side cross-sectional view of a seal ring in an embodiment of the utility model.
Fig. 8 is a schematic structural view of an elastic member according to an embodiment of the present utility model.
Wherein: 1. an electrical slip ring; 2. an optical slip ring; 3. a heat dissipation ring; 310. an outer ring; 311. a first annular groove; 312. a second annular groove; 313. a caulking groove; 314. a through hole; 320. an inner ring; 321. an interlayer cavity; 322. an annular channel; 3211. a first communication port; 3212. a second communication port; 330. a bearing; 340. a seal ring; 341. a ring-shaped structure; 342. an annular protrusion; 343. an elastic member; 350. a pipe fitting; 360. fixing the ear seat; 370. lifting lugs; 380. a positioning piece; 381. an internally threaded tube; 390. and (5) adjusting a bolt.
Detailed Description
The present utility model will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present utility model and not limited to the following examples.
Referring to fig. 1, the present embodiment provides an electro-optical liquid combination hinge, which includes a combination slip ring including a stator portion and a rotor portion disposed in the stator portion, the rotor portion being disposed coaxially with the stator portion.
Specifically, the combined slip ring comprises an electric slip ring 1 and a smooth ring 2, the smooth ring 2 is installed inside the electric slip ring 1, the smooth ring 2 and the electric slip ring 1 are coaxially arranged, a stator part comprises a stator of the optical slip ring 2 and a stator of the electric slip ring 1, the stator of the smooth ring 2 and the stator of the electric slip ring 1 are fixedly connected, namely, an installation base is provided for the combined slip ring, a rotor part comprises a rotor of the optical slip ring 2 and a rotor of the electric slip ring 1, the rotor of the smooth ring 2 is connected with the rotor of the electric slip ring 1, the rotor of the smooth ring 2 and the rotor of the electric slip ring 1 synchronously rotate, and when the antenna radar rotates, the rotor of the smooth ring 2 and the rotor of the electric slip ring 1 synchronously rotate, and meanwhile, electric energy and optical signals are transmitted for the antenna radar.
Referring to fig. 1-2, the electro-optical liquid combination hinge in this embodiment further includes a heat dissipation ring 3, where the heat dissipation ring 3 may assist in cooling the combination slip ring, so that the temperature of the combination slip ring is maintained within a certain range, where the heat dissipation ring 3 includes an outer ring 310 and an inner ring 320, where the outer ring 310 is fixedly connected to the stator portion, the inner ring 320 and the outer ring 310 are connected through a bearing 330 on the premise of being coaxially arranged, and an inner side wall of the inner ring 320 is attached to an outer side surface of the rotor portion.
Specifically, the outer ring 310 and the inner ring 320 are both in an annular structure, the outer diameter of the inner ring 320 is slightly smaller than the inner diameter of the outer ring 310, the difference between the outer diameter of the inner ring 320 and the inner diameter of the outer ring 310 should satisfy the condition that when the inner ring 320 is coaxially disposed inside the outer ring 310, the outer side surface of the inner ring 320 is attached to the inner side wall of the outer ring 310, in order to mount the combined slip ring on the heat dissipation ring 3, the stator part needs to be connected with the outer ring 310, at this time, the outer ring 310 is regarded as a stator, and can be used as a mounting base, the rotor part should be fixedly mounted in the inner ring 320, note that the inner side wall of the outer ring 310 is configured with a bearing groove for accommodating the bearing 330, the peripheral side of the end surface of the inner ring 320 is configured with a flange for restricting the displacement of the bearing 330, and when the antenna radar rotates, the inner ring 320 rotates synchronously with the rotor part, at this time, the outer side surface of the rotor part should be tightly attached to the inner side wall of the inner ring 320 so as to transfer the high Wen Jishi generated by the operation of the electric slip ring 1 to the heat dissipation ring 3.
Referring to fig. 1, 2 and 4, the inner side wall of the outer ring 310 is configured with a first annular groove 311 and a second annular groove 312, the inner ring 320 is configured with a sandwich cavity 321 therein, the outer side surface of the inner ring 320 is configured with a first communication port 3211 and a second communication port 3212 which are communicated with the sandwich cavity 321, the first communication port 3211 is communicated with the first annular groove 311, and the second communication port 3212 is communicated with the second annular groove 312.
Specifically, the first annular groove 311 and the second annular groove 312 are coaxial with the outer ring 310, the first annular groove 311 and the second annular groove 312 are all arranged along the axis of the outer ring 310, the first annular groove 311 and the second annular groove 312 are not directly communicated, the interlayer cavity 321 is arranged between the outer side surface and the inner side wall of the inner ring 320, one end of the inner ring 320 is provided with a plurality of processing notches for communicating the outside with the interlayer cavity 321, a sealing end cover is arranged in each processing notch, so that the interlayer cavity 321 is isolated from the outside, the specific shape of the interlayer cavity 321 can be an annular cavity, the diameter of the first communication port 3211 is ensured to be smaller than the distance between the opposite side inner walls of the first annular groove 311 when the first communication port 3211 is communicated with the first annular groove 311, namely, when the inner ring 320 rotates relative to the outer ring 310, the first communication port 3211 is always positioned between the opposite side inner walls of the first annular groove 311, the diameter of the second communication port 3212 is ensured to be smaller than the distance between the opposite side inner walls of the second annular groove 312 when the second communication port 3212 is communicated with the second annular groove 312, namely, when the inner ring 320 rotates relative to the inner ring 311, and the first communication port 3212 can enter the first communication port 3212 through the first annular groove 312.
Referring to fig. 2, in order to prevent the fluid in the first annular groove 311 or the second annular groove 312 from leaking from the gap between the outer side surface of the inner ring 320 and the inner side surface of the outer ring 310, it is necessary to install sealing rings 340 at both sides of the first annular groove 311 and the second annular groove 312, and in order to prevent the exchange of the low temperature fluid in the first annular groove 311 with the high temperature fluid in the second annular groove 312, it is also necessary to install sealing rings 340 between the first annular groove 311 and the second annular groove 312 to block the communication of the first annular groove 311 with the second annular groove 312.
Specifically, the inner side wall of the outer ring 310 is provided with a plurality of annular caulking grooves for installing sealing rings along the peripheral side, the annular caulking grooves are coaxial with the outer ring 310, in the axial direction of the outer ring 310, both sides of the first annular groove 311 and the second annular groove 312 are provided with annular caulking grooves, sealing rings 340 are installed in the annular caulking grooves, when the inner ring 320 is installed on the inner ring 320, the inner side wall of each sealing ring 340 is tightly attached to the outer side surface of the inner ring 320, at this time, the sealing rings 340 on both sides of the first annular groove 311 are surrounded with the inner side wall of the outer ring 310 and the outer side surface of the inner ring 320 to form a first flow channel, fluid in the first flow channel is low-temperature fluid, the sealing rings 340 on both sides of the second annular groove 312 are surrounded with the inner side wall of the outer ring 310 and the outer side surface of the inner ring 320 to form a second flow channel, and fluid in the second flow channel is high-temperature fluid.
Referring to fig. 1 and 4, the outer side surface of the outer ring 310 is provided with at least two pipe members 350, at least one pipe member 350 is in communication with the interior of the first annular groove 311, and at least one pipe member 350 is connected with the interior of the second annular groove 312.
Specifically, the pipe fitting 350 that is communicated with the first annular groove 311 is a liquid inlet pipe, low-temperature fluid can be introduced into the interlayer cavity 321 through the first flow channel, the pipe fitting 350 that is communicated with the second annular groove 312 is a liquid outlet pipe, the heated fluid can be discharged out of the interlayer cavity 321, the low-temperature fluid in the interlayer cavity 321 exchanges heat with the inner wall of the interlayer cavity 321, the low-temperature fluid absorbs the high temperature transmitted by the electric slip ring 1, and then the heated fluid can be discharged from the liquid outlet pipe under the pressure of the continuously introduced low-temperature fluid, so that the temperature of the inner ring 320 is always maintained within a relatively low range relative to the electric slip ring 1, and a good heat transfer rate between the electric slip ring 1 and the heat dissipation ring 3 is ensured.
Referring to fig. 2, 6, 7 and 8, the sealing ring 340 includes an annular structure 341, annular protrusions 342 are radially configured on the peripheral sides of two end faces of the annular structure 341, two annular protrusions 342 and the outer side face of the annular structure 341 surround to form an annular groove, and an elastic member 343 forcing the inner side wall of the annular structure 341 to shrink in the radial direction is arranged in the annular embedded structure.
Specifically, the sealing ring 340 may preferably be a glean ring, the sealing ring 340 includes an annular structure 341, when the sealing ring 340 is mounted in the annular caulking groove, an inner side wall of the annular structure 341 should be attached to an outer side surface of the inner ring 320, annular protrusions 342 at two ends of the annular structure 341 cooperate with the outer side surfaces of the annular structure 341 to form an annular groove together, the elastic member 343 is preferably a spring, an inner diameter of the spring should be slightly smaller than an outer diameter of the annular structure 341, and a radial contraction force of the spring can provide a force directed toward the axis for the annular structure 341 in a radial direction all the time, so that an attaching state between the inner side wall of the annular structure 341 and the outer side surface of the inner ring 320 is ensured, and meanwhile, a length of the spring should be greater than an axial length of the annular structure 341.
Referring to fig. 1, 2 and 5, in order to reduce the effect of axial movement of the inner ring 320 when the inner ring 320 rotates relative to the outer ring 310, a locating structure is also required between the outer ring 310 and the inner ring 320. The positioning structure comprises a positioning piece 380, wherein the inner side wall of the outer ring 310 is provided with a caulking groove 313, the positioning piece 380 is arranged in the caulking groove 313, the outer side surface of the inner ring 320 is provided with an annular channel 322, and the positioning piece 380 extends into the annular channel 322 towards one side of the inner ring 320.
Specifically, the positioning member 380 is preferably a plate-shaped member with a certain radian, when the inner ring 320 rotates relative to the outer ring 310, the inner side surface of the positioning member 380 should be attached to the inner wall of the annular channel 322, and the axis of the positioning member 380 is coaxial with the axis of the inner ring 320, and in order to ensure the stability of the position of the positioning member 380, two abutting surfaces are further configured on the positioning member 380 at positions parallel to the vertical surface of the axis of the inner ring 320, and the two abutting surfaces respectively abut against two opposite side walls facing to each other in the caulking groove 313.
Referring to fig. 2-3, further, in order to facilitate the disassembly and assembly of the inner ring 320, the positioning member 380 needs to be set in an adjustable state, so that the positioning member 380 is connected with an internally threaded pipe 381 on one side facing away from the inner ring 320, a through hole 314 for accommodating the internally threaded pipe 381 is configured on the inner wall of one side facing away from the inner ring 320, the through hole 314 penetrates from the inner side wall to the outer side of the outer ring 310, a rotation adjusting bolt 390 is installed in the through hole 314 through a limiting structure, one end of the adjusting bolt 390 can only rotate around the self axis relative to the outer ring 310, the other end of the adjusting bolt 390 is close to the outer side of the outer ring 310, an end slot for connection with a screwdriver is configured on the end face, and care needs to be taken that the length of the through hole 314 is larger than the length of the internally threaded pipe 381, and the depth of the embedded slot 313 is also larger than the thickness of the positioning member 380.
Further, the outer side surface of the outer ring 310 is configured with a plurality of fixing lugs 360 along the circumferential side, and the outer side surface of the outer ring 310 is provided with a plurality of lifting lugs 370 along the circumferential side.
The foregoing description of the utility model is merely exemplary of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the utility model as defined in the accompanying claims.
Claims (9)
1. An electro-optic liquid combination hinge comprising:
the combined slip ring comprises a stator part and a rotor part arranged in the stator part, and the rotor part and the stator part are coaxially arranged;
the method is characterized in that: a heat dissipation ring, the heat dissipation ring comprising:
the stator part is fixedly connected with the outer ring, and the inner side wall of the outer ring is provided with a first annular groove and a second annular groove;
the inner ring and the outer ring are coaxially arranged, the rotor part is arranged inside the inner ring, the inner side wall of the inner ring is attached to the side surface of the rotor part, an interlayer cavity is formed in the inner ring, a first communication port and a second communication port which are communicated with the interlayer cavity are formed in the outer side surface of the inner ring, the first communication port is communicated with the first annular groove, and the second communication port is communicated with the second annular groove;
the sealing rings are arranged on both sides of the first annular groove and both sides of the second annular groove, the sealing rings are coaxially arranged with the outer ring, the inner side wall of the sealing rings is attached to the outer side surface of the inner ring, the sealing rings on both sides of the first annular groove are surrounded with the inner side wall of the outer ring and the outer side surface of the inner ring to form a first flow channel, and the sealing rings on both sides of the second annular groove are surrounded with the inner side wall of the outer ring and the outer side surface of the inner ring to form a second flow channel; and
at least two pipe fittings, each pipe fitting all establishes the lateral surface at the outer loop, and at least one pipe fitting communicates with the inside of first ring channel, and at least one pipe fitting is connected with the inside of second ring channel.
2. The electro-optic liquid combination hinge of claim 1, wherein: the sealing ring comprises an annular structure, annular bulges are formed on the peripheral sides of two end faces of the annular structure along the radial direction, an annular groove is formed by the two annular bulges and the outer side face of the annular structure in a surrounding mode, and an elastic piece forcing the inner side wall of the annular piece to shrink along the radial direction is arranged in the annular groove.
3. The electro-optic liquid combination hinge of claim 2, wherein: the elastic member is preferably a spring having an inner diameter smaller than an outer diameter of the annular structure.
4. The electro-optic liquid combination hinge of claim 1, wherein: the inner side wall of the outer ring is provided with an embedded groove, the outer side face of the inner ring is provided with an annular channel, a positioning piece is arranged in the embedded groove, and the positioning piece extends into the annular channel towards one side of the inner ring.
5. The electro-optic liquid combination hinge of claim 4, wherein: the positioning piece is provided with a supporting surface at a position parallel to the vertical surface of the axis of the inner ring, and the supporting surface is supported against the inner side wall of the caulking groove.
6. The electro-optic liquid combination hinge of claim 5, wherein: the locating piece is equipped with the internal thread pipe in one side that deviates from the inner ring, and the side of outer loop radially constructs along self has the through-hole that is used for holding the internal thread pipe, and the through-hole runs through to the inside wall of outer loop from the lateral surface of outer loop, and the tip of internal thread pipe is pegged graft inside the through-hole, is equipped with only rotatable adjusting bolt in the through-hole, adjusting bolt and internal thread pipe threaded connection.
7. An electro-optic liquid combination hinge according to claim 1, 3 or 6, wherein: the inner ring is connected with the outer ring through a bearing, the inner side wall of the outer ring is provided with a bearing groove for accommodating the bearing, and the peripheral side of the end face of the inner ring is provided with a flange for limiting the displacement of the bearing.
8. The electro-optic liquid combination hinge of claim 7, wherein: the outer side of outer loop is equipped with a plurality of fixed ear seats along the week side structure, and the outer side of outer loop is equipped with a plurality of lugs along the week side.
9. The electro-optic liquid combination hinge of claim 8, wherein: the combined slip ring comprises an electric slip ring and an optical slip ring, the smooth ring is arranged inside the electric slip ring and is coaxially arranged with the electric slip ring, the stator part comprises a stator of the optical slip ring and a stator of the electric slip ring, the stator of the optical slip ring is fixedly connected with a stator of the electric slip ring, the rotor part comprises a rotor of the optical slip ring and a rotor of the electric slip ring, the rotor of the optical slip ring is connected with a rotor of the electric slip ring, and the rotor of the optical slip ring and the rotor of the electric slip ring synchronously rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177868.6U CN220510428U (en) | 2023-08-14 | 2023-08-14 | Photoelectric liquid combined hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177868.6U CN220510428U (en) | 2023-08-14 | 2023-08-14 | Photoelectric liquid combined hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220510428U true CN220510428U (en) | 2024-02-20 |
Family
ID=89865450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322177868.6U Active CN220510428U (en) | 2023-08-14 | 2023-08-14 | Photoelectric liquid combined hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220510428U (en) |
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2023
- 2023-08-14 CN CN202322177868.6U patent/CN220510428U/en active Active
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