CN211556381U - Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base - Google Patents
Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base Download PDFInfo
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- CN211556381U CN211556381U CN202020533678.7U CN202020533678U CN211556381U CN 211556381 U CN211556381 U CN 211556381U CN 202020533678 U CN202020533678 U CN 202020533678U CN 211556381 U CN211556381 U CN 211556381U
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- shell
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- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a short circuit cap for human body inductor, including shell, ejector pin, spring, 2 or 3 contact pins and contact pin connecting wire. The lower end of the shell is provided with a shell groove, and a contact pin is fixed on the bottom wall of the shell groove; a first limiting clamping groove is formed in the side wall of the shell groove; the lateral wall of the shell groove is provided with a first through hole, the lateral wall of the shell is provided with a second through hole at a corresponding position, the outer end of the ejector rod is provided with a pressing head with a limiting step, the pressing head penetrates through the second through hole, part of the pressing head protrudes out of the lateral wall of the shell, the limiting step is abutted against the inner side of the lateral wall of the shell, the inner end of the ejector rod is limited in the first through hole, and the spring is serially arranged on the ejector rod. Still provide a connection structure of short circuit cap and base, including foretell short circuit cap and the base of buckle fastening with it. The utility model discloses a connection structure of short circuit cap, short circuit cap and base for human sensor, the installation is very convenient with the dismantlement, has improved the installation stability of short circuit cap.
Description
Technical Field
The utility model relates to an electrical equipment annex technical field, concretely relates to connection structure of short circuit cap and base for human sensor.
Background
The human body sensor can automatically and quickly open various devices such as lamps, buzzers, automatic doors, electric fans, dryers, automatic wash basins and the like, and is particularly suitable for sensitive areas such as aisles, corridors and the like of enterprises, hotels, shopping malls, storehouses and families, or is used for automatic lighting, illumination and alarm systems of safe areas. With the rapid development of the internet of things and the higher and higher demand for energy conservation, the application of the human body sensor for starting various electrical appliances when people need to start is more and more popularized in the past when detecting whether people pass or detecting the actions of people. However, in the existing devices equipped with the human body sensor, a short-circuiting device is not generally configured, so that when the human body sensor is not needed or the human body sensor is broken, the human body sensor and the circuit connecting end of the electrical equipment (such as a base equipped with a connecting terminal) need to be integrally removed or replaced, which is very inconvenient.
The common short-circuiting cap structure used in other industries is usually to fix 2 pins at the bottom of a plastic shell, and the tail ends of the pins are connected through pin connecting wires. After the short circuit cap replaces an electrical equipment accessory to be installed on a circuit connecting end (for example, a base provided with a connecting terminal) of the electrical equipment, the 2 contact pins are respectively and electrically connected with a circuit wire of the electrical equipment, so that the short circuit of the circuit is realized. The connection structure that current short circuit cap and circuit connection end formed exists to be connected unstably, and the circuit security is not good enough, dismantles and the inconvenient defect of installation, therefore when current short circuit cap is used for the device of installation human sensor, has above-mentioned defect equally.
Therefore, it is necessary to design a novel short-circuit cap for a human body sensor and a connection structure formed by the short-circuit cap and the circuit connection end.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a short circuit cap for human sensor has the high advantage of connection stability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a short circuit cap for human body inductor, includes shell, ejector pin, spring, 2 or 3 contact pins, and the contact pin connecting wire, wherein:
the lower end of the shell is provided with a shell groove, the bottom wall of the shell groove is fixedly provided with the contact pins, and the contact pin connecting lines are respectively connected with the tail ends of the 2 contact pins; a first limiting clamping groove is formed in the side wall of the shell groove;
the side wall of the shell groove is provided with a first through hole, the side wall of the shell is provided with a second through hole at a corresponding position, the outer end of the ejector rod is provided with a pressing head with a limiting step, the pressing head penetrates through the second through hole and partially protrudes out of the outer side of the side wall of the shell, the limiting step is abutted against the inner side of the side wall of the shell, the inner end of the ejector rod is limited in the first through hole, and the spring is arranged on the ejector rod in a stringing manner and is positioned between the outer side of the side wall of the shell groove and the inner side of the limiting step;
when the pressing head is pressed inwards, the inner end of the ejector rod extends inwards into the groove of the shell, and the spring is compressed; when the pressing head is loosened, the spring resets to drive the inner end of the ejector rod to reset.
Preferably, the housing has an annular recess at the opening of the housing recess.
Preferably, the number of the first limiting clamping grooves is 2, and the first limiting clamping grooves are symmetrically arranged; or the first limiting clamping groove is a continuous annular clamping groove.
Preferably, the top of shell has the lid, be the cavity between the lateral wall of shell and the lateral wall of shell recess, the contact pin connecting wire and with the terminal of the 2 root of being connected electrically of the both ends of contact pin connecting wire are located respectively in the cavity.
Preferably, the bottom wall of the shell groove is provided with fixing columns, one ends of 2 contact pins penetrate through the fixing columns and are electrically connected with the contact pin connecting lines, and the other ends of the contact pins are used for being connected with electric wires of circuits of electrical equipment in a plug-in mode.
The second purpose of the utility model is to provide a connecting structure of the short circuit cap and the base, which comprises the short circuit cap and the base; wherein:
the base comprises a base main body and a female plug terminal, wherein 3 plug through holes are formed in the female plug terminal, the lower ends of the plug through holes are connected with wires of a circuit of electrical equipment in a plug-in mode, and the upper ends of the plug through holes are used for the plug pins to be inserted; the contact pin is electrically connected with the electric wire after being inserted into the insertion through hole, so that short circuit is realized;
the base main body comprises a bottom plate, a female plug terminal limiting structure arranged in the middle of the bottom plate and bottom plate limiting hasps arranged on two sides of the bottom plate; the female plug terminal limiting structure is used for limiting the bottom of the female plug terminal; the bottom plate limiting hasp comprises a hasp piece and a limiting bump arranged at the top of the hasp piece; the limiting lug corresponds to the first limiting clamping groove so that the short circuit cap can be fixed in a buckling manner when being connected with the base in an inserting manner; the bottom of the bottom plate is provided with a through hole for a power supply line to pass through.
Preferably, the lower part of the female plug terminal is provided with a terminal screw hole corresponding to the plug through hole, and a screw rod is arranged in the terminal screw hole; the inserting through hole is internally provided with an inserting connecting pipe which is a metal pipe, the lower part of the inserting connecting pipe is provided with a connecting pipe opening at the position corresponding to the terminal screw hole, and the tail end of the screw rod can enter the inserting through hole through the connecting pipe opening;
the tail end of the contact pin is inserted into the upper part of the plug-in connecting pipe and is in contact with the inner wall of the plug-in connecting pipe, and the tail end of the circuit wire is inserted into the lower part of the plug-in connecting pipe and is pressed tightly on the inner wall of the plug-in connecting pipe through the screw rod.
Preferably, the number of the bottom plate limiting hasps is 2, and the bottom plate limiting hasps are symmetrically arranged.
Preferably, the lower end of the bottom plate is provided with a connecting stud, a through hole is formed in the connecting stud for the electric wire to pass through, and the base further comprises a mounting nut; when the base is installed on the electrical equipment, the connecting stud can be in threaded connection with the electrical equipment and fixed by the installation nut.
Preferably, the bottom plate limiting structure comprises two baffles arranged in the middle of the bottom plate and two female plug terminal limiting hasps, second limiting clamping grooves are formed in corresponding positions on two sides of each female plug terminal, and the structure of each female plug terminal limiting hasps is the same as that of each bottom plate limiting hasps; during installation, the female plug terminal limiting buckle is fixed with the second limiting clamping groove in a buckling mode.
Compared with the prior art, the utility model discloses following beneficial technological effect has:
the short circuit cap for the human body inductor is provided with the bottom plate limiting clamping groove for being connected with the base buckle, so that the installation and the disassembly are very convenient, and the installation stability of the short circuit cap is improved; the pressing head structure with the ejector rod, the pressing head and the spring is arranged, so that the human body sensor is very convenient to insert and pull out the short circuit cap on the base.
The utility model discloses a connection structure of short circuit cap and base when need not human inductor or human inductor and damage, as long as the above-mentioned short circuit cap for human inductor of reloading forms connection structure with the base, and electrical equipment just can normally work, and is very convenient. And the short circuit cap and the base adopt a buckle type connecting structure, so that the installation and the disassembly are very convenient, and the installation stability is good.
Drawings
Fig. 1 is an assembly structure diagram (partially cut away) of the connection structure of the short circuit cap and the base according to the present invention;
fig. 2 is a schematic structural view of the short circuit cap of the present invention;
FIG. 3 is an exploded view of the short cap and the base;
fig. 4 is an exploded view of the short cap and the base of the present invention;
in the figure:
100-short cap, 200-base, 300-wire;
10-shell, 20-ejector rod, 30-spring, 40-pin and 50-pin connecting line;
11-a shell groove, 12-a limiting clamping groove and 13-an annular concave platform; 21-limit step, 22-pressing head;
210-base body, 220-female plug terminal, 230-mounting nut
211-a bottom plate, 212-a female plug terminal limiting structure, 213-a bottom plate limiting buckle, 214-a buckle piece, 215-a limiting lug, 216-a connecting stud and 217-a female plug terminal limiting buckle;
221-plug through hole, 222-terminal screw hole and 223-plug connecting pipe.
Detailed Description
The short-circuit cap and the connection structure of the short-circuit cap and the base according to the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the following examples are illustrative only and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, the utility model provides a connection structure of short circuit cap and base, including short circuit cap 100 and base 200, wherein:
the short circuit cap 100 comprises a housing 10, a top bar 20, a spring 30, 3 pins 40, and a pin connecting line 50, wherein:
the lower end of the shell 10 is provided with a shell groove 11, the bottom wall of the shell groove 11 is fixedly provided with the pins 40, and the pin connecting lines 50 are respectively connected with the tail ends of the 2 pins 40; the lateral wall of the shell groove 11 is symmetrically provided with 2 first limiting clamping grooves 12.
The side wall of the housing groove 11 is provided with a first through hole (not shown in the figure), the side wall of the housing is provided with a second through hole (not shown in the figure) at a corresponding position, the outer end of the ejector rod 20 is provided with a pressing head 22 with a limiting step 21, the pressing head 22 passes through the second through hole and partially protrudes out of the side wall of the housing 10, the limiting step 21 abuts against the inner side of the side wall of the housing 10, the inner end of the ejector rod 20 is limited in the first through hole, and the spring 30 is serially arranged on the ejector rod 20 and is positioned between the outer side of the side wall of the housing groove 11 and the inner side of the limiting step 21.
When the pressing head 22 is pressed inwards, the inner end of the mandril 20 extends inwards into the shell groove 11, and the spring 30 is compressed; when the pressing head 22 is released, the spring 30 is reset, and the inner end of the ejector rod 20 is driven to reset.
The base 200 comprises a base main body 210 and a female plug terminal 220, wherein 3 plug through holes 221 are formed in the female plug terminal 220, the lower ends of the plug through holes 221 are connected with wires 300 of circuits of electrical equipment in a plug-in manner, and the upper ends of the plug pins 40 are inserted; the contact pin 40 is electrically connected to the wire 300 after being inserted into the contact through hole 221, thereby achieving a short circuit.
The base body 210 comprises a bottom plate 211, a female plug terminal limiting structure 212 arranged in the middle of the bottom plate 211, and bottom plate limiting hasps 213 arranged on two sides of the bottom plate 211; the female plug terminal limiting structure 212 is used for limiting the bottom of the female plug terminal 220; the bottom plate limiting buckle 213 comprises a buckle piece 214 and a limiting bump 215 arranged at the top of the buckle piece 214, and the limiting bump 215 corresponds to the first limiting slot 12, so that the short circuit cap 100 can be buckled and fixed when being connected with the base 200;
the bottom of the bottom plate 211 is provided with a through hole for the electric wire 300 to pass through.
It should be noted that, as is easily understood by those skilled in the art, 2 pins 40 connected by the pin connecting line 50 are electrically connected to the neutral line and the live line, respectively, so as to implement short circuit.
It should be noted that the buckle sheet 214 has a certain elastic deformation capability, and is usually made of a plastic material and has an insulating property.
The utility model discloses a connection structure of short circuit cap and base, when need not human inductor or human inductor and damage, as long as the above-mentioned human inductor of reloading is with short circuit cap 100, forms connection structure with base 200, and electrical equipment just can normally work, and is very convenient. And the short circuit cap 100 and the base 200 adopt a buckle type connecting structure, so that the installation and the disassembly are very convenient, and meanwhile, the installation stability is good.
Preferably, the housing 10 has an annular recess 13 at the opening of the housing recess 11. The annular concave 13 can abut against the bottom plate 211 of the base body 210, so that the installation stability is improved.
Preferably, the number of the bottom plate limit hasps 213 and the number of the first limit slots 12 are 2, and the two limit hasps and the first limit slots are symmetrically arranged.
Of course, the first limiting slot 12 may also be a continuous ring slot. So set up, spacing hasp with ring groove's installation accuracy reduces, and it is more convenient to install.
Preferably, the bottom wall of the housing recess 11 has a fixing post 14, one end of each of the 2 pins 40 passes through the fixing post 14 and is electrically connected to the pin connecting wire 50, and the other end is used for plugging and connecting a circuit wire; one end of the other pin 40 is fixed by the fixing column 14, and the other end is used for being connected with a circuit wire in an inserting mode.
Preferably, a cover is disposed on the top of the housing 10, a cavity is formed between the side wall of the housing 10 and the side wall of the housing recess 11, and the pin connecting line 50 and the ends of the 2 pins 40 electrically connected to the two ends of the pin connecting line 50 are respectively located in the cavity. The end of the pin connecting line 50 and the end of the 2 pins 40 can be connected or overhauled by opening the cover.
Preferably, a terminal screw hole 222 is formed in a lower portion of the female plug terminal 220 corresponding to the plug through hole 221, and a screw (not shown in the figure) is installed in the terminal screw hole 222; an inserting connection pipe 223 is arranged in the inserting connection through hole 221, the inserting connection pipe 223 is a metal pipe, a connection pipe opening (not shown in the figure) is formed in the position, corresponding to the terminal screw hole 222, on the lower portion of the inserting connection pipe 223, and the tail end of the screw rod can enter the inserting connection through hole 221 through the connection pipe opening.
The end of the contact pin 40 is inserted into the upper portion of the socket connection tube 223 and contacts the inner wall of the socket connection tube 223, and the end of the circuit wire 300 is inserted into the lower portion of the socket connection tube 223 and is pressed against the inner wall of the socket connection tube 223 by the screw.
Preferably, a connection stud 216 is fixedly installed at the lower end of the bottom plate 211, a through hole is formed inside the connection stud 216 for a power supply line to pass through, and the base 200 further includes an installation nut 230; when the base 200 is mounted on an electrical device, the connection stud 216 may be screwed to the electrical device and fixed by the mounting nut 230.
Preferably, the female plug terminal limiting structure 212 includes two baffles and two female plug terminal limiting hasps 217 disposed in the middle of the bottom plate 211, second limiting slots are disposed at corresponding positions on two sides of the female plug terminal 220, and the structure of the female plug terminal limiting hasps 217 is the same as that of the bottom plate limiting hasps 213. The two baffles and the two female plug terminal limiting hasps 217 limit the female plug terminal 220 on the bottom plate 211 from four directions.
Of course, those skilled in the art will readily appreciate that the female terminal retention structure 212 may be other structures as are feasible in the art. For example, the female terminal limiting structure 212 includes four female terminal limiting hasps 217 disposed in the middle of the bottom plate 211, and 4 second limiting clamping grooves are disposed at corresponding positions outside the female terminals 220, where the female terminal limiting hasps 217 correspond to the second limiting clamping grooves one to one.
It should be noted that the top bar 20, the limit step 21 and the pressing head 22 may be an integral structure, i.e., an integral molding. It may also be a split construction, for example by a threaded connection.
Preferably, the female terminal 220 has a square-block structure. But may also be of cylindrical configuration.
As shown in fig. 1 to 4, the connection structure of the short circuit cap and the base of the present invention, during the insertion connection: will the contact pin 40 of short circuit cap 100 aligns the grafting through-hole 221 on the female terminal 220 that inserts, the end of contact pin 40 inserts the upper portion of grafting connecting pipe 223, and with the inner wall contact of grafting connecting pipe 223, the end of circuit electric wire 300 inserts the lower part of grafting connecting pipe 223, and pass through the screw rod compresses tightly on the inner wall of grafting connecting pipe 223, realize the electricity and connect to realize the short circuit. Meanwhile, the bottom plate limiting hasp 213 is located on two sides of the female terminal insert 220, and the limiting bump 215 at the top of the bottom plate limiting hasp 213 is embedded into the first limiting clamping groove 12 to realize clamping fixation. The bottom of the female terminal insert 220 is clamped between the baffle and the female terminal insert limiting buckle 217, and a limiting convex block at the upper end of the female terminal insert limiting buckle 217 is embedded into the second limiting clamping groove to realize the fixation of the buckle.
When the short circuit cap 100 is removed: when the pressing head is pressed inwards, the ejector rod 20 extends inwards into the housing groove 11, an inward acting force is applied to the buckle sheet 214, the buckle sheet 214 is subjected to proper elastic deformation, the limiting bump 215 is separated from the first limiting clamping groove 12, and then the short circuit cap 100 can be conveniently detached.
The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (10)
1. The utility model provides a short circuit cap for human body inductor which characterized in that, includes shell, ejector pin, spring, 2 or 3 contact pins, and contact pin connecting wire, wherein:
the lower end of the shell is provided with a shell groove, the bottom wall of the shell groove is fixedly provided with the contact pins, and the contact pin connecting lines are respectively connected with the tail ends of the 2 contact pins; a first limiting clamping groove is formed in the side wall of the shell groove;
the side wall of the shell groove is provided with a first through hole, the side wall of the shell is provided with a second through hole at a corresponding position, the outer end of the ejector rod is provided with a pressing head with a limiting step, the pressing head penetrates through the second through hole and partially protrudes out of the outer side of the side wall of the shell, the limiting step is abutted against the inner side of the side wall of the shell, the inner end of the ejector rod is limited in the first through hole, and the spring is arranged on the ejector rod in a stringing manner and is positioned between the outer side of the side wall of the shell groove and the inner side of the limiting step;
when the pressing head is pressed inwards, the inner end of the ejector rod extends inwards into the groove of the shell, and the spring is compressed; when the pressing head is loosened, the spring resets to drive the inner end of the ejector rod to reset.
2. The short circuit cap for human body inductor according to claim 1, wherein the housing has an annular recess at an opening of the housing recess.
3. The short circuit cap for the human body inductor according to claim 1, wherein the number of the first limiting clamping grooves is 2, which are independent and symmetrically arranged; or the first limiting clamping groove is a continuous annular clamping groove.
4. The short circuit cap for human body inductor according to claim 1, wherein the top of the housing has a cover, a cavity is formed between the side wall of the housing and the side wall of the housing groove, and the pin connecting line and the ends of 2 pins electrically connected to the two ends of the pin connecting line are respectively located in the cavity.
5. The short circuit cap for the human body inductor according to claim 1, wherein the bottom wall of the housing groove is provided with fixing posts, one end of each of the 2 pins penetrates through the fixing posts and is electrically connected with the pin connecting wire, and the other end of each of the 2 pins is used for being plugged with an electric wire of a circuit of electrical equipment.
6. A short-circuiting cap and base connecting structure comprising the short-circuiting cap according to any one of claims 1 to 5, and a base; wherein:
the base comprises a base main body and a female plug terminal, wherein 3 plug through holes are formed in the female plug terminal, the lower ends of the plug through holes are connected with wires of a circuit of electrical equipment in a plug-in mode, and the upper ends of the plug through holes are used for the plug pins to be inserted; the contact pin is electrically connected with the electric wire after being inserted into the insertion through hole, so that short circuit is realized;
the base main body comprises a bottom plate, a female plug terminal limiting structure arranged in the middle of the bottom plate and bottom plate limiting hasps arranged on two sides of the bottom plate; the female plug terminal limiting structure is used for limiting the bottom of the female plug terminal; the bottom plate limiting hasp comprises a hasp piece and a limiting bump arranged at the top of the hasp piece; the limiting lug corresponds to the first limiting clamping groove so that the short circuit cap can be fixed in a buckling manner when being connected with the base in an inserting manner; the bottom of the bottom plate is provided with a through hole for a power supply line to pass through.
7. The structure of claim 6, wherein a terminal screw hole is formed in the lower portion of the female terminal corresponding to the insertion through hole, and a screw is installed in the terminal screw hole; the inserting through hole is internally provided with an inserting connecting pipe which is a metal pipe, the lower part of the inserting connecting pipe is provided with a connecting pipe opening at the position corresponding to the terminal screw hole, and the tail end of the screw rod can enter the inserting through hole through the connecting pipe opening;
the tail end of the contact pin is inserted into the upper part of the plug-in connecting pipe and is in contact with the inner wall of the plug-in connecting pipe, and the tail end of the circuit wire is inserted into the lower part of the plug-in connecting pipe and is pressed tightly on the inner wall of the plug-in connecting pipe through the screw rod.
8. The structure for connecting a short circuit cap and a base as claimed in claim 6, wherein the number of the bottom plate limit hasps is 2, and the bottom plate limit hasps are symmetrically arranged.
9. The connecting structure of the short circuit cap and the base as claimed in claim 6, wherein the bottom plate is provided at a lower end thereof with a connecting stud having a through hole therein for the electric wire to pass through, the base further comprising a mounting nut; when the base is installed on the electrical equipment, the connecting stud can be in threaded connection with the electrical equipment and fixed by the installation nut.
10. The connecting structure of the short circuit cap and the base as claimed in claim 6, wherein the bottom plate limiting structure comprises two baffles arranged in the middle of the bottom plate and two female plug terminal limiting hasps, second limiting slots are arranged at corresponding positions on two sides of the female plug terminal, and the female plug terminal limiting hasps have the same structure as the bottom plate limiting hasps; during installation, the female plug terminal limiting buckle is fixed with the second limiting clamping groove in a buckling mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533678.7U CN211556381U (en) | 2020-04-13 | 2020-04-13 | Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533678.7U CN211556381U (en) | 2020-04-13 | 2020-04-13 | Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211556381U true CN211556381U (en) | 2020-09-22 |
Family
ID=72496949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020533678.7U Expired - Fee Related CN211556381U (en) | 2020-04-13 | 2020-04-13 | Short-circuit cap for human body sensor and connecting structure of short-circuit cap and base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211556381U (en) |
-
2020
- 2020-04-13 CN CN202020533678.7U patent/CN211556381U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 |