CN209767672U - Pen container type camera - Google Patents
Pen container type camera Download PDFInfo
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- CN209767672U CN209767672U CN201921133299.2U CN201921133299U CN209767672U CN 209767672 U CN209767672 U CN 209767672U CN 201921133299 U CN201921133299 U CN 201921133299U CN 209767672 U CN209767672 U CN 209767672U
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- pen container
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- camera
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- 238000012545 processing Methods 0.000 claims abstract description 51
- 239000004020 conductor Substances 0.000 claims description 34
- 238000010521 absorption reaction Methods 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 239000004519 grease Substances 0.000 claims description 13
- 229920001296 polysiloxane Polymers 0.000 claims description 13
- PODWXQQNRWNDGD-UHFFFAOYSA-L sodium thiosulfate pentahydrate Chemical compound O.O.O.O.O.[Na+].[Na+].[O-]S([S-])(=O)=O PODWXQQNRWNDGD-UHFFFAOYSA-L 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000004382 potting Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000000565 sealant Substances 0.000 description 11
- 238000003384 imaging method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000004321 preservation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000002470 thermal conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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Abstract
The utility model relates to a pen container type camera, relating to the field of oil underground exploration well logging, relating to an underground well logging instrument, in particular to a pen container type camera with an internal heat conduction structure, which comprises a hollow pen container type shell, wherein one end of the pen container type shell is provided with a rear end cover, the other end is provided with a front end cover, a circuit board is arranged in the pen container type shell, and the circuit board is connected with a lens through an image sensor; the utility model discloses simple structure utilizes the heat conduction structure that is provided with in the pen container formula shell and connects graphics processing chip and pen container formula shell to improve the inside and outside thermal conductivity of camera, can effectually reduce the thermal resistance between the pen container formula camera core chip and the cylindrical shell of camera that generates heat. And then can improve the radiating efficiency of pen container camera, can play the inside temperature of quick reduction pen container formula camera, improve camera operational environment temperature, increase of service life.
Description
Technical Field
The utility model relates to an oil is exploration logging field in the pit relates to logging instrument in the pit, and in particular to inside has a pen container formula camera of heat conduction structure.
Background
the video imaging technology is widely applied at present and can be used for aerospace, security monitoring, even petroleum underground detection and the like.
The high-speed digital signal pen-type high-definition camera has the characteristics of small volume, convenience in use and wide application range.
The heat of the camera is generated by the work of the graphic processing chip, so that the heat dissipation of the graphic processing chip is very important, the power of the pen-type camera is generally 0.3W ~ 5W, but the sensor is not high-temperature resistant, and in the application of petroleum logging instruments, the underground temperature is as high as more than 150 ℃, so that great challenge is brought to the underground application of the high-speed pen-type signal camera.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a can improve the inside and outside thermal conductivity of camera, can effectually reduce the heat resistance between chip and the camera shell that generates heat in the pen container type camera, and then can improve the radiating efficiency of pen container camera, can play the inside temperature of quick reduction pen container type camera, improve camera operational environment temperature, increase of service life's a pen container type camera.
The utility model relates to a pen container type camera, which comprises a hollow pen container type shell, wherein one end of the pen container type shell is provided with a rear end cover, the other end is provided with a front end cover, a circuit board is arranged in the pen container type shell, the circuit board is connected with a lens through an image sensor, the lens is arranged towards the front end cover, a power supply video signal connecting wire is connected on the circuit board, and the power supply video signal connecting wire extends out of the pen container type shell from the rear end cover; the circuit board is provided with a graphic processing chip; the image processing chip is a high-power heating chip;
And a heat conduction structure for connecting the graphic processing chip and the pen container type shell is arranged in the pen container type shell.
Preferably, the heat conductor fills the inner area of the pen container type shell.
Preferably, the heat conductor is filled with an insulating heat-conducting pouring sealant. The insulating heat-conducting pouring sealant is colloid and has poor liquidity, can be solidified into a solid by fluid at normal temperature, can be poured into the pen container camera shell for solidification, cannot flow onto an imaging element of the image sensor, and has a certain heat conductivity coefficient.
preferably, the heat conductor comprises a first heat conductor made of insulating heat-conducting pouring sealant and a second heat conductor made of heat-conducting insulating silicone grease, the inner area of the pen container type shell is divided into a first area and a second area along the axial direction of the pen container type shell, the first area is an area close to a lens in the pen container type shell, the second area is a residual area in the pen container type shell, and the graphic processing chip is arranged in the second area;
The first heat conductor is filled in the first area, and the second heat conductor is filled in the second area. The reason for this combination is that the heat-conducting insulating silicone grease is poor in fluidity, does not solidify, flows from the second area to the first area easily, and then flows onto the imaging element of the image sensor, so that imaging is affected, the first area is filled with the insulating heat-conducting pouring sealant which can be solidified into a glue package, and the whole heat conduction is realized by the insulating heat-conducting silicone grease, because the heat-conducting capability to the heat-insulating silicone grease is higher than that of the insulating heat-conducting pouring sealant.
Preferably, the heat conducting structure is a metal heat conducting block, and two corresponding end faces of the metal heat conducting block are fixedly connected with the graphic processing chip and the pen container type shell respectively.
Preferably, the metal heat conducting block is connected with the graphic processing chip through a double-sided self-adhesive graphene radiating fin; the heat conducting block is in contact with the arc surface of the pen container type shell.
Or preferably, the pen container type shell is sleeved with a heat absorption sleeve made of a heat absorption material.
Preferably, the heat absorption sleeve is an annular heat absorption sleeve encapsulated with sodium thiosulfate pentahydrate. The melting point of the sodium thiosulfate pentahydrate is about 48 ℃, when the temperature of the inner wall of the instrument is close to 48 ℃, the sodium thiosulfate pentahydrate is changed into liquid from solid, and a large amount of heat needs to be absorbed in the process. The heat-conducting effective contact area of the heat-absorbing sleeve and the pen container type camera can be increased by the annular heat-absorbing sleeve, and the heat-conducting efficiency is improved.
When the inside camera image processing chip circular telegram during operation of instrument, it is serious to generate heat, the utility model discloses a with the quick pen container formula shell that leads of heat of image processing chip, pen container formula camera shell contacts with the heat absorption cover, heat on the pen container formula shell passes to the heat absorption cover shell through heat-conduction, the heat absorption shell has with the heat pass to inside sodium thiosulfate on, along with the temperature risees, sodium thiosulfate pentahydrate at first utilizes self specific heat capacity to absorb heat, when the temperature is close about 48 ℃, sodium thiosulfate pentahydrate becomes liquid by solid-state, absorbs a large amount of heats. Until the temperature of the working environment of the camera reaches the upper limit position.
Preferably, the heat absorption sleeve is sleeved with a heat insulation structure. The structure is used for preventing the shell from high temperature transmission into the inside of an instrument to destroy electronic components which are not high temperature resistant under the underground high-temperature and high-pressure environment.
Preferably, the heat preservation structure is a double-layer vacuum cup structure. The structure has the effect of blocking the heat transfer of underground high temperature from the inside of the instrument to the outside in the radial direction.
The utility model discloses simple structure utilizes the heat conduction structure that is provided with in the pen container formula shell and connects graphics processing chip and pen container formula shell to improve the inside and outside thermal conductivity of camera, can effectually reduce the thermal resistance between the pen container formula camera core chip and the cylindrical shell of camera that generates heat. And then can improve the radiating efficiency of pen container camera, can play the inside temperature of quick reduction pen container formula camera, improve camera operational environment temperature, increase of service life.
The utility model can quickly transfer the heat on the surface of the graphic processing chip to the pen container type shell, and can effectively reduce the thermal resistance between the graphic processing chip and the pen container type shell, thereby effectively reducing the temperature difference between the graphic processing chip and the pen container type shell; the working temperature of the environment can be relatively increased, and the application range of the pen container type camera is enlarged; the service life can be prolonged; the utility model has simple structure, easy operation and easy maintenance; meanwhile, the damping effect is achieved; greatly saving the production cost.
Drawings
Fig. 1 is a schematic diagram of a conventional pen-type camera structure.
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the second embodiment of the present invention.
Fig. 4 is a schematic diagram of a third structure according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a heat conduction block.
Reference numerals: 1-pen container type shell, 2-rear end cap, 3-front end cap, 4-circuit board, 5-image sensor, 6-lens, 7-graphic processing chip, 9-heat conductor, 10-first heat conductor, 11-second heat conductor, 13-metal heat conducting block, 14-heat absorbing sleeve and 15-vacuum cup structure.
Detailed Description
The utility model relates to a pen container type camera, which comprises a hollow pen container type shell 1, wherein one end of the pen container type shell 1 is provided with a rear end cover 2, the other end is provided with a front end cover 3, a circuit board 4 is arranged in the pen container type shell 1, the circuit board 4 is connected with a lens 6 through an image sensor 5, the lens 6 is arranged towards the front end cover 3, the circuit board 4 is connected with a power supply video signal connecting wire, and the power supply video signal connecting wire extends out of the pen container type shell 1 from the rear end cover 2; a graphic processing chip 7 is arranged on the circuit board 4;
and a heat conduction structure for connecting the graphic processing chip 7 with the pen container type shell 1 is arranged in the pen container type shell 1.
The heat conductor 9 is filled in the inner area of the pen container type shell 1.
The heat conductor 9 is the heat conductor 9 filled with the insulating heat-conducting pouring sealant.
The heat conductor 9 comprises a first heat conductor 10 made of insulating heat-conducting pouring sealant and a second heat conductor 11 made of heat-conducting insulating silicone grease, the inner area of the pen container type shell 1 is divided into a first area and a second area along the axial direction of the pen container type shell 1, the first area is an area close to the lens 6 in the pen container type shell 1, the second area is a residual area in the pen container type shell 1, and the graphic processing chip 7 is arranged in the second area;
The first thermal conductor 10 is filled in the first area, and the second thermal conductor 11 is filled in the second area.
The heat conducting structure is a metal heat conducting block 13, and two corresponding end faces of the metal heat conducting block 13 are fixedly connected with the graphic processing chip 7 and the pen container type shell 1 respectively.
The metal heat conducting block 13 and the graphic processing chip 7 are connected with the heat conducting block through double-sided self-adhesive graphene radiating fins; the heat conducting block is contacted with the arc surface of the pen container type shell 1.
The exterior of the pen container type shell 1 is also sleeved with a heat absorption sleeve 14 made of heat absorption materials.
The heat absorption sleeve 14 is made of sodium thiosulfate pentahydrate and is a heat absorption sleeve 14.
The heat-absorbing sleeve 14 is also sleeved with a heat-insulating structure.
The heat preservation structure is a double-layer vacuum cup structure 15, and window glass is arranged at one end of the lens 6.
As shown in fig. 1, the heat dissipation path of the conventional pen-type camera structure is as follows: the pen container type heat-absorbing device comprises a graphic processing chip 7, a pen container type shell 1 and a heat-absorbing material.
The disadvantage of this application is that the thermal conductivity of the air between the graphics processing chip 7 and the pen container 1 is very low, about 0.03W/(m.DEG C.), which causes a large thermal resistance between the graphics processing chip 7 and the pen container 1, resulting in a large difference between the internal and external temperatures. The pen container type camera has certain influence on the use of the pen container type camera. When the temperature of the pen container type shell 1 reaches the critical temperature of external heat dissipation, the temperature inside the camera is higher, the image processing chip 7 inside the camera works in the environment with higher temperature for a long time, the probability of camera failure can be increased, and even necrosis can occur.
Example one
The utility model relates to a pen container type camera, which comprises a hollow pen container type shell 1, wherein one end of the pen container type shell 1 is provided with a rear end cover 2, the other end is provided with a front end cover 3, a circuit board 4 is arranged in the pen container type shell 1, the circuit board 4 is connected with a lens 6 through an image sensor 5, the lens 6 is arranged towards the front end cover 3, the circuit board 4 is connected with a power supply video signal connecting wire, and the power supply video signal connecting wire extends out of the pen container type shell 1 from the rear end cover 2; a graphic processing chip 7 is arranged on the circuit board 4;
A heat conduction structure for connecting the graphic processing chip 7 and the pen container type shell 1 is arranged in the pen container type shell 1.
The heat conductor 9 is filled in the inner area of the pen container type shell 1.
The heat conductor 9 is the heat conductor 9 filled with the insulating heat-conducting pouring sealant.
The exterior of the pen container type shell 1 is also sleeved with a heat absorption sleeve 14 made of heat absorption materials.
The heat absorption sleeve 14 is a heat absorption sleeve 14 made of sodium thiosulfate pentahydrate, and particularly is an annular heat absorption sleeve 14 which is packaged by a casing and has a certain volume of sodium thiosulfate pentahydrate.
The heat-absorbing sleeve 14 is also sleeved with a heat-insulating structure.
The heat preservation structure is a double-layer vacuum cup structure 15.
The heat conductivity coefficient of the insulating heat conduction pouring sealant is 0.5 ~ 2W/(m.DEG C), the heat resistance between the graphic processing chip 7 and the shell can be effectively reduced by the processing, the internal and external temperature difference is reduced, the pen container type camera in the embodiment is a low-power consumption camera, and particularly the power of the pen container type camera is less than 1W.
example two
The utility model relates to a pen container type camera, which comprises a hollow pen container type shell 1, wherein one end of the pen container type shell 1 is provided with a rear end cover 2, the other end is provided with a front end cover 3, a circuit board 4 is arranged in the pen container type shell 1, the circuit board 4 is connected with a lens 6 through an image sensor 5, the lens 6 is arranged towards the front end cover 3, the circuit board 4 is connected with a power supply video signal connecting wire, and the power supply video signal connecting wire extends out of the pen container type shell 1 from the rear end cover 2; a graphic processing chip 7 is arranged on the circuit board 4;
And a heat conduction structure for connecting the graphic processing chip 7 with the pen container type shell 1 is arranged in the pen container type shell 1.
the heat conductor 9 is filled in the inner area of the pen container type shell 1.
The heat conductor 9 is the heat conductor 9 filled with the insulating heat-conducting pouring sealant.
The heat conductor 9 comprises a first heat conductor 10 made of insulating heat-conducting pouring sealant and a second heat conductor 11 made of heat-conducting insulating silicone grease, the inner area of the pen container type shell 1 is divided into a first area and a second area along the axial direction of the pen container type shell 1, the first area is an area close to the lens 6 in the pen container type shell 1, the second area is a residual area in the pen container type shell 1, and the graphic processing chip 7 is arranged in the second area;
The first thermal conductor 10 is filled in the first area, and the second thermal conductor 11 is filled in the second area.
The exterior of the pen container type shell 1 is also sleeved with a heat absorption sleeve 14 made of heat absorption materials.
The heat absorption sleeve 14 is an annular heat absorption sleeve 14 packaged with sodium thiosulfate pentahydrate.
the heat-absorbing sleeve 14 is also sleeved with a heat-insulating structure.
The heat preservation structure is a double-layer vacuum cup structure 15.
The air in the pen container type camera is replaced by the heat conductor 9 made of the insulating heat-conducting potting adhesive and the heat-conducting insulating silicone grease, the combination is characterized in that the heat-conducting insulating silicone grease is poor in flowability and cannot be solidified, the heat-conducting insulating silicone grease can easily flow from the second area to the first area and then flow onto an imaging element of the image sensor 5 to influence imaging, therefore, the insulating heat-conducting potting adhesive capable of being solidified into glue is filled in the first area, the whole heat conduction is realized by the insulating heat-conducting silicone grease, the heat conduction capability of the heat-conducting insulating silicone grease is higher than that of the insulating heat-conducting potting adhesive, the heat conduction coefficient of the heat-conducting insulating silicone grease is 2 ~ 6W/(m DEG C), and the heat resistance between the image processing chip 7 and the pen container type shell 1 can be effectively reduced, and the temperature difference between the inside and the outside of the pen container.
EXAMPLE III
The utility model relates to a pen container type camera, which comprises a hollow pen container type shell 1, wherein one end of the pen container type shell 1 is provided with a rear end cover 2, the other end is provided with a front end cover 3, a circuit board 4 is arranged in the pen container type shell 1, the circuit board 4 is connected with a lens 6 through an image sensor 5, the lens 6 is arranged towards the front end cover 3, the circuit board 4 is connected with a power supply video signal connecting wire, and the power supply video signal connecting wire extends out of the pen container type shell 1 from the rear end cover 2; a graphic processing chip 7 is arranged on the circuit board 4;
And a heat conduction structure for connecting the graphic processing chip 7 with the pen container type shell 1 is arranged in the pen container type shell 1.
The heat conducting structure is a metal heat conducting block 13, and two corresponding end faces of the metal heat conducting block 13 are fixedly connected with the graphic processing chip 7 and the pen container type shell 1 respectively.
The metal heat conducting block 13 is connected with the graphic processing chip 7 through a double-sided self-adhesive graphene radiating fin; the heat conducting block is in contact with the arc surface of the pen container type shell 1, and the structure of the heat conducting block is shown in the figure five.
The exterior of the pen container type shell 1 is also sleeved with a heat absorption sleeve 14 made of heat absorption materials.
The heat absorption sleeve 14 is an annular heat absorption sleeve 14 packaged with sodium thiosulfate pentahydrate.
The heat-absorbing sleeve 14 is also sleeved with a heat-insulating structure.
The heat preservation structure is a double-layer vacuum cup structure 15.
The heat conduction coefficient of the heat conduction block is 100 ~ 400W/(m.DEG C), the high heat conduction material improves the heat conduction efficiency of the graphic processing chip 7 to the pen container type shell 1, the temperature difference between the inside and the outside of the pen container type shell 1 is reduced to the maximum extent, the shape of the metal heat conduction block is special,
One end of the heat conducting rod is a rectangle with the same shape as the graphic processing chip, and the other end of the heat conducting rod is an arc with the shape matched with the pen container type shell, so that the effective heat conducting contact area can be increased, and the heat conducting efficiency is improved. The heat conduction efficiency of the graphic processing chip 7 to the pen container type shell 1 is improved through the processing, and the temperature difference between the inside and the outside of the pen container type shell 1 is reduced to the maximum extent.
The utility model discloses guaranteed that the heat of graphics processing chip 7 can quick conduction on the pen container formula shell 1 on the image sensor 5. When the temperature of the camera subjected to heat dissipation treatment reaches the critical value of the heat conduction temperature, the temperature of the chip with high internal power heating is lower.
The utility model discloses simple structure utilizes the heat conduction structure that is provided with in the pen container formula shell 1 and connects graphics processing chip 7 and pen container formula shell 1 to improve the inside and outside thermal conductivity of camera, can effectually reduce the thermal resistance between the pen container formula camera core chip that generates heat and the cylindrical shell of camera. And then can improve the radiating efficiency of pen container camera, can play the inside temperature of quick reduction pen container formula camera, improve camera operational environment temperature, increase of service life.
The utility model can quickly transfer the heat on the surface of the graphic processing chip 7 to the pen container type shell 1, and can effectively reduce the thermal resistance between the graphic processing chip 7 and the pen container type shell 1, thereby effectively reducing the temperature difference between the graphic processing chip 7 and the pen container type shell 1; the working temperature of the environment can be relatively increased, and the application range of the pen container type camera is enlarged; the service life can be prolonged; the utility model has simple structure, easy operation and easy maintenance; meanwhile, the damping effect is achieved; greatly saving the production cost.
Claims (10)
1. A pen container type camera comprises a hollow pen container type shell (1), wherein a rear end cover (2) is arranged at one end of the pen container type shell (1), a front end cover (3) is arranged at the other end of the pen container type shell, a circuit board (4) is arranged in the pen container type shell (1), the circuit board (4) is connected with a lens (6) through an image sensor (5), the lens (6) is arranged towards the front end cover (3), a power supply video signal connecting wire is connected onto the circuit board (4), and the power supply video signal connecting wire extends out of the pen container type shell (1) from the rear end cover (2); a graphic processing chip (7) is arranged on the circuit board (4);
The pen container type shell is characterized in that a heat conduction structure for connecting the graphic processing chip (7) and the pen container type shell (1) is arranged in the pen container type shell (1).
2. The barrel type camera according to claim 1, wherein the heat conducting structure is a heat conductor (9), and the heat conductor (9) fills an inner region of the barrel type housing (1).
3. The pen-type camera according to claim 2, wherein the heat conductor (9) is filled with an insulating heat-conducting potting adhesive (9).
4. The pen container type camera head according to claim 3, wherein the heat conductor (9) comprises a first heat conductor (10) made of insulating heat conducting potting adhesive and a second heat conductor (11) made of heat conducting insulating silicone grease, the inner area of the pen container type shell (1) is divided into a first area and a second area along the axial direction of the pen container type shell (1), the first area is an area close to the lens (6) in the pen container type shell (1), the second area is a residual area in the pen container type shell (1), and the graphic processing chip (7) is arranged in the second area;
The first heat conductor (10) is filled in the first area, and the second heat conductor (11) is filled in the second area.
5. the pen container type camera head according to claim 1, wherein the heat conducting structure is a metal heat conducting block (13), and two corresponding end surfaces of the metal heat conducting block (13) are respectively fixedly connected with the graphic processing chip (7) and the pen container type housing (1).
6. The pen container type camera head as claimed in claim 5, wherein the metal heat conducting block (13) is connected with the image processing chip (7) through a double-sided self-adhesive graphene heat sink; the heat conducting block (13) is in contact with the arc surface of the pen container type shell (1).
7. The barrel type camera according to any one of claims 1 to 6, wherein a heat absorbing sleeve (14) made of a heat absorbing material is sleeved outside the barrel type shell (1).
8. The barrel-type camera according to claim 7, wherein said heat-absorbing jacket (14) is an annular heat-absorbing jacket (14) encapsulating sodium thiosulfate pentahydrate.
9. the pen container type camera head according to claim 8, wherein a heat insulation structure is further sleeved outside the heat absorption sleeve (14).
10. The barrel camera of claim 9, wherein said thermal insulation structure is a double-layer vacuum cup structure (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133299.2U CN209767672U (en) | 2019-07-19 | 2019-07-19 | Pen container type camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133299.2U CN209767672U (en) | 2019-07-19 | 2019-07-19 | Pen container type camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209767672U true CN209767672U (en) | 2019-12-10 |
Family
ID=68746297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921133299.2U Active CN209767672U (en) | 2019-07-19 | 2019-07-19 | Pen container type camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209767672U (en) |
-
2019
- 2019-07-19 CN CN201921133299.2U patent/CN209767672U/en active Active
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