CN211670350U - Circuit safety connecting device - Google Patents
Circuit safety connecting device Download PDFInfo
- Publication number
- CN211670350U CN211670350U CN201922328788.XU CN201922328788U CN211670350U CN 211670350 U CN211670350 U CN 211670350U CN 201922328788 U CN201922328788 U CN 201922328788U CN 211670350 U CN211670350 U CN 211670350U
- Authority
- CN
- China
- Prior art keywords
- magnetic
- electrical connector
- component
- connecting piece
- electrical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a circuit safety connecting device, which comprises a first electric connecting piece and a second electric connecting piece which are matched with each other; magnetic parts are arranged on the first electrical connecting piece and the second electrical connecting piece, and the magnetic parts in the first electrical connecting piece and the second electrical connecting piece are arranged correspondingly; at least one of the magnetic component in the first electrical connector and the magnetic component in the second electrical connector is movable; when the first electrical connecting piece is matched with the second electrical connecting piece, the movable magnetic part is driven by the magnetic force of the corresponding magnetic part; mobilizable magnetic part is driven the back by magnetic force, first electrical property connecting piece with second electrical property connecting piece electric intercommunication for current plug and socket's cooperation mode, is showing and has strengthened connection security and prevent that the mistake touches the function.
Description
Technical Field
The utility model relates to an electrician's technical field especially relates to a circuit safety connecting device.
Background
At present, a common plug and socket on the market has a simple structure and a weak false touch prevention function, and can not effectively deal with the situation that an electric shock is caused by a conductive object embedded into the socket from the jack. Therefore, it is necessary to invent a circuit safety connection device with higher safety and stable connection.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a higher and stable circuit safety connecting device of connection of security.
The technical scheme is as follows: in order to achieve the above object, the present invention provides a circuit safety connection device, which includes a first electrical connection member and a second electrical connection member that are engaged with each other; magnetic parts are arranged on the first electrical connecting piece and the second electrical connecting piece, and the magnetic parts in the first electrical connecting piece and the second electrical connecting piece are arranged correspondingly; at least one of the magnetic component in the first electrical connector and the magnetic component in the second electrical connector is movable;
when the first electrical connecting piece is matched with the second electrical connecting piece, the movable magnetic part is driven by the magnetic force of the corresponding magnetic part; after the movable magnetic part is driven by magnetic force, the first electrical connecting piece is electrically communicated with the second electrical connecting piece.
Further, the magnetic component in the first electrical connector comprises a first magnetic component; the first magnetic part is electrically connected with the circuit part of the first electrical connecting piece; the magnetic component in the second electrical connector comprises a second magnetic component; the second magnetic part is electrically connected with the circuit part of the second electrical connector; a magnetic attraction force exists between the first magnetic component and the second magnetic component; when the first electrical connector is matched with the second electrical connector, the second magnetic part moves under the action of magnetic attraction and is in contact with the first magnetic part, and the circuit part of the first electrical connector is electrically conducted with the circuit part of the second electrical connector.
Furthermore, the end surface of the second electrical connector, which is matched with the first magnetic component, is a non-flat surface.
Furthermore, an elastic body is connected and arranged on the second magnetic component; the elastic body exerts a pulling force on the second magnetic component; the magnetic attraction force exerted by the first magnetic component on the second magnetic component is opposite to the direction of the pulling force exerted by the second magnetic component; the magnetic attraction force exerted by the first magnetic component on the second magnetic component is larger than the pulling force exerted by the second magnetic component.
Further, the first magnetic member includes a first magnetic body and a second magnetic body; the second magnetic member includes a third magnetic body and a fourth magnetic body; the third magnetic body and the fourth magnetic body are connected with each other and move synchronously; the first magnetic body and the third magnetic body are correspondingly adsorbed and matched; the second magnetic body and the fourth magnetic body are correspondingly adsorbed and matched; the third magnetic body and the fourth magnetic body have different polarities.
Furthermore, the second electrical connector also comprises a partition plate; the separator is disposed between the first magnetic component and the second magnetic component; a gap is reserved between the position of the second magnetic component when the second magnetic component is not subjected to the magnetic attraction and the partition plate; the partition board is provided with an electric conduction area; when the first electrical connector is matched with the second electrical connector, the first magnetic part and the second magnetic part are respectively contacted with the electrical conduction area.
Furthermore, a pressing piece is arranged on the first electrical connecting piece; the second electrical connecting piece is provided with a displacement part and a first conduction part; the displacement component is connected with a second conduction component; the second conducting part is electrically connected with the second magnetic part; the moving path of the second conducting component along with the displacement component corresponds to the position of the first conducting component;
when the first electrical connecting piece is matched with the second electrical connecting piece, the pressing piece extrudes and pushes the displacement part to move, the second conduction part is electrically connected with the first conduction part under the driving of the displacement part, and a circuit part of the second electrical connecting piece is electrically conducted.
Further, a rotating component is connected between the displacement component and the second magnetic component; a rotating fulcrum is fixedly arranged on the rotating part; the displacement component drives the second magnetic component to move through the rotating component in the moving process.
Further, the magnetic component in the first electrical connector comprises a third magnetic component; the magnetic component in the second electrical connector comprises a fourth magnetic component; a magnetic force exists between the third magnetic component and the fourth magnetic component; a third conducting part is also arranged in the first electrical connecting piece; the third conductive part is electrically connected with the circuit part of the first electrical connecting piece; a fourth conducting part is also arranged in the second electrical connecting piece; the fourth conductive part is electrically connected with the circuit part of the second electrical connector; the fourth conducting component is in fit connection with the fourth magnetic component; when the first electric connecting piece is matched with the second electric connecting piece, the second magnetic part moves under the action of magnetic force, and the fourth conducting part is electrically connected with the third conducting part under the driving of the second magnetic part.
Further, the third magnetic member includes a fifth magnetic body and a sixth magnetic body; the fourth magnetic member includes a seventh magnetic body and an eighth magnetic body; the magnetic acting force between the third magnetic component and the fourth magnetic component is one of attractive force and repulsive force; the fifth magnetic body and the seventh magnetic body are arranged correspondingly; the sixth magnetic body is arranged corresponding to the eighth magnetic body; the polarity of the fifth magnetic body is different from that of the sixth magnetic body.
Has the advantages that: the utility model discloses a circuit safety connecting device, which comprises a first electric connecting piece and a second electric connecting piece which are matched with each other; magnetic parts are arranged on the first electrical connecting piece and the second electrical connecting piece, and the magnetic parts in the first electrical connecting piece and the second electrical connecting piece are arranged correspondingly; at least one of the magnetic component in the first electrical connector and the magnetic component in the second electrical connector is movable; when the first electrical connecting piece is matched with the second electrical connecting piece, the movable magnetic part is driven by the magnetic force of the corresponding magnetic part; mobilizable magnetic part is driven the back by magnetic force, first electrical property connecting piece with second electrical property connecting piece electric intercommunication for current plug and socket's cooperation mode, is showing and has strengthened connection security and prevent that the mistake touches the function.
Drawings
FIG. 1 is a schematic view of a first magnetic component and a second magnetic component in cooperation;
FIG. 2 is a schematic diagram illustrating the movement of the pressing member;
FIG. 3 is a diagram illustrating a circuit connection structure of the second electrical connector;
FIG. 4 is a schematic illustration of the location of the patch jack;
FIG. 5 is a schematic view of the third magnetic member and the fourth magnetic member;
FIG. 6 is a schematic diagram of an end surface shape of the second electrical connector.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
A circuit safety connecting device comprises a first electrical connecting piece 1 and a second electrical connecting piece 2 which are matched with each other; magnetic parts are arranged on the first electrical connecting piece 1 and the second electrical connecting piece 2, and the magnetic parts in the first electrical connecting piece 1 and the second electrical connecting piece 2 are arranged correspondingly; at least one of the magnetic component in the first electrical connector 1 and the magnetic component in the second electrical connector 2 is movable;
when the first electrical connector 1 is matched with the second electrical connector 2, the movable magnetic part is driven by the magnetic force of the corresponding magnetic part; after the movable magnetic part is driven by magnetic force, the first electrical connecting piece 1 is electrically communicated with the second electrical connecting piece 2; it should be noted that the magnetic component herein refers to an article made of a material capable of generating or being acted on by a magnetic field, such as a magnet and a conductive material capable of being attracted by the magnet; the magnetic force referred to above may be a force of attraction or repulsion between magnets, or an attraction force of a magnet to other common conductive metals.
The magnetic component in the first electrical connector 1 comprises a first magnetic component 11; the first magnetic component 11 is electrically connected with the circuit part of the first electrical connector 1; the magnetic component in the second electrical connector 2 comprises a second magnetic component 21; the second magnetic component 21 is electrically connected with the circuit part of the second electrical connector 2; a magnetic attraction force exists between the first magnetic member 11 and the second magnetic member 21; when the first electrical connector 1 is matched with the second electrical connector 2, the second magnetic member 21 moves under the action of the magnetic attraction force and contacts with the first magnetic member 11, so as to electrically connect the circuit part of the first electrical connector 1 with the circuit part of the second electrical connector 2;
the end surface of the second electrical connector 2 matched with the first magnetic part 11 is a non-flat surface; as shown in fig. 6, when the second magnetic member 21 includes two positions for connecting the power electrodes, a protrusion structure may be disposed between the two positions for preventing the occurrence of electric shock due to mutual attraction and communication between the second magnetic member 21 and a conductive metal material such as an iron plate attached to the second electrical connector 2; besides the convex structure, the end face can be made into an overall concave or convex structure and other modes to prevent other conductive planes from generating false touch after being attached; when the spacer 25 is disposed on the second electrical connector 2, the non-flat surface refers to a surface of the spacer 25 facing the first magnetic member 11.
The movable structure of the second magnetic part can be realized by elastic expansion, as shown in fig. 1, an elastic body 22 is connected to the second magnetic part 21; the elastic body 22 applies a tensile force to the second magnetic member 21; the magnetic attraction force applied to the second magnetic part by the first magnetic part 11 is opposite to the direction of the pulling force applied to the second magnetic part 21, so that the second magnetic part 21 can be retracted into the second electrical connector 2 when not influenced by the magnetic attraction force, the error probability is reduced, and the safety is improved; the magnetic attraction force applied by the first magnetic part 11 to the second magnetic part is greater than the pulling force applied by the second magnetic part 21, so that when the first magnetic part 11 reaches the matching position, the magnetic attraction force can be utilized to overcome the pulling force, the second magnetic part 21 and the first magnetic part 11 are contacted to complete circuit conduction, and the thin dotted line in the figure represents the circuit arrangement indication in the first electrical connector 1 and the second electrical connector 2.
The first magnetic member 11 includes a first magnetic body 101 and a second magnetic body 102; the second magnetic member 21 includes a third magnetic body 201 and a fourth magnetic body 202; the third magnetic body 201 and the fourth magnetic body 202 are connected with each other and move synchronously; the first magnetic body 101 and the third magnetic body 201 are correspondingly matched in an adsorption manner; the second magnetic body 102 and the fourth magnetic body 202 are correspondingly attracted and matched; the four magnetic bodies are paired pairwise to realize the circuit connection effect of the two-jack socket connection in daily life, and meanwhile, the first magnetic part 11 and the second magnetic part 21 can be correspondingly provided with new matched magnetic bodies, so that the circuit connection effects of three-jack socket connection and the like can be further realized, and the newly provided magnetic bodies synchronously move along with the mutual connection of the original two pairs of magnetic bodies to ensure the reliability of circuit connection; the third magnetic body 201 and the fourth magnetic body 202 have different polarities, and the third magnetic body 201 and the fourth magnetic body 202 are connected to each other and move synchronously, so that only one of the third magnetic body 201 and the fourth magnetic body 202 can generate magnetic attraction force and the other one can generate repulsive force for a common unipolar conductive object, and the second magnetic member 21 cannot move as a whole, thereby greatly improving the safety of matching connection.
The second electrical connector 2 further comprises a spacer 25; the partition 25 is disposed between the first magnetic member 11 and the second magnetic member 21; a gap is left between the position of the second magnetic member 21 when not receiving the magnetic attraction force and the partition plate 25; the partition 25 is provided with an electrically conductive region 251; when the first electrical connector 1 is matched with the second electrical connector 2, the first magnetic part 11 and the second magnetic part 21 are respectively in contact with the electrical conduction region 251; the second magnetic part 21 can be effectively separated from the outside through the partition plate 25, the problem that the traditional socket with a socket cannot well deal with other conductive objects embedded into the socket for internal power connection is solved from the physical structure, and the safety of matching connection between the first electrical connecting piece 1 and the second electrical connecting piece 2 is further improved.
As shown in fig. 2 and fig. 3, the first electrical connector 1 is provided with a pressing member 12; the second electrical connector 2 is provided with a displacement component 23 and a first transmission component 24; a second conducting member 231 is connected to the displacement member 23; the second conductive part 231 and the second magnetic part 21 are electrically connected by a conductive wire (the dotted line in the figure is a conductive wire distribution diagram); the moving path of the second conducting part 231 along with the displacement part 23 corresponds to the position of the first conducting part 24; when the first electrical connector 1 is matched with the second electrical connector 2, the pressing element 12 pushes and pushes the displacement member 23 to move, the second conductive member 231 is electrically connected with the first conductive member 24 under the driving of the displacement member 23, and the circuit part of the second electrical connector 2 is electrically conducted; the displacement member 23 can be a rod moving back and forth as shown in the figure, and the tip of the pressing member 12 is embedded into the second electrical connector 2 to push the rod-shaped displacement member 23, so as to drive the second conduction member 231 to contact with the first conduction member 24 to realize circuit communication; the connection triggering structure is used together with the matching structure of the first magnetic part 11 and the second magnetic part 21, so that the connection safety can be further improved, and the occurrence of false triggering is avoided; in addition, portions of the first magnetic component 11 and the second magnetic component 21 may be replaced with common conductive materials, in which case the second magnetic component 21 and the electrically conductive region 251 are always electrically connected, and the safety of electrical connection can be ensured only by the related mechanical triggering structure between the second conductive component 231 and the first conductive component 24.
A rotating component 26 is connected between the displacement component 23 and the second magnetic component 21; a rotating fulcrum 261 is fixedly arranged on the rotating component 26; the displacement component 23 drives the second magnetic component 21 to move through the rotating component 26 in the moving process; the two ends of the rotating part 26 are telescopic structures, so that the length change of the rotating part in the rotating process can be adapted to, and the displacement part 23 and the second magnetic part 21 synchronously move back to back; the rotating component 26 can transmit the pressure part of the pressing piece 12 to the second magnetic component 21, so that the magnetic attraction force from the first magnetic component 11 received by the rotating component is superposed, and the matching reliability of the first magnetic component 11 and the second magnetic component 21 is enhanced.
As shown in fig. 5, the magnetic component in the first electrical connector 1 includes a third magnetic component 13; the magnetic component in the second electrical connector 2 comprises a fourth magnetic component 27; a magnetic force exists between the third magnetic component 13 and the fourth magnetic component 27; a third conductive part 14 is further arranged in the first electrical connector 1; the third conductive part 14 is electrically connected with the circuit part of the first electrical connector 1; a fourth conductive part 28 is further disposed in the second electrical connector 2; the fourth conductive part 28 is electrically connected with the circuit part of the second electrical connector 2; the fourth conducting part 28 is in fit connection with the fourth magnetic part 27; when the first electrical connector 1 is matched with the second electrical connector 2, the second magnetic component 21 moves under the magnetic action force, and the fourth conductive component 28 is electrically connected with the third conductive component 14 under the driving of the second magnetic component 21; as shown in the figure, when there is a repulsive force between the third magnetic component 13 and the fourth magnetic component 27, at this time, the fourth magnetic component 28 and the fourth magnetic component 27 can achieve a motion state with opposite directions through a rotation structure similar to the rotation component 26, and when the first electrical connector 1 is matched with the second electrical connector 2, the third magnetic component 13 pushes the fourth magnetic component 27 to move by using the repulsive force, and further drives the fourth magnetic component 28 to displace and electrically connect and conduct with the third magnetic component 14; the situation is shown in the figure where the spacer 25 is present, and the fourth conductive member 28 is displaced to contact the electrically conductive region 251, so as to achieve electrical connection with the third conductive member 14 on the other side; in addition, there may be magnetic attraction between the third magnetic member 13 and the fourth magnetic member 27, and at this time, the fourth conductive member 28 and the fourth magnetic member 27 move synchronously through a connector, so as to electrically connect the fourth conductive member 28 and the third conductive member 14; in addition, the fourth conductive member 28, the electrically conductive region 251, and the third conductive member 14 are not limited to the single line communication shown in the drawing, and may be a structure in which two and multiple lines are respectively communicated correspondingly.
The third magnetic member 13 includes a fifth magnetic body 131 and a sixth magnetic body 132; the fourth magnetic member 27 includes a seventh magnetic body 271 and an eighth magnetic body 272; the magnetic acting force between the third magnetic component 13 and the fourth magnetic component 27 is one of an attractive force and a repulsive force; the fifth magnetic body 131 is provided corresponding to the seventh magnetic body 271; the sixth magnetic element 132 is provided corresponding to the eighth magnetic element 272; the polarity of the fifth magnetic body 131 is different from that of the sixth magnetic body 132, so that the displacement of the other unipolar magnetic conductive object due to the interaction with the fourth magnetic member 27 is avoided, and the safety is improved.
As shown in fig. 4, at least one of the first electrical connector 1 and the second electrical connector 2 is electrically connected to a patch jack 3; the adapter jack 3 is correspondingly matched with the existing electric appliance plug; the first electrical connector 1 and the second electrical connector 2 can be used for communication between circuits and can also be used as a plug and a socket; when the plug and socket structure is used, the second electrical connector 2 can be used as a fixed socket, the partition 25 functions like a panel portion, and the first electrical connector 1 can be connected with a common plug structure through the adapter jack 3, so that the plug portion of the existing electrical equipment can be quickly adapted.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. A circuit safety connection device, characterized by: comprises a first electrical connecting piece (1) and a second electrical connecting piece (2) which are matched with each other; magnetic parts are arranged on the first electrical connector (1) and the second electrical connector (2), and the magnetic parts in the first electrical connector (1) and the second electrical connector (2) are arranged correspondingly; at least one of the magnetic parts in the first electrical connector (1) and the magnetic parts in the second electrical connector (2) is movable;
when the first electrical connector (1) is matched with the second electrical connector (2), the movable magnetic part is driven by the magnetic force of the corresponding magnetic part; after the movable magnetic part is driven by magnetic force, the first electrical connecting piece (1) is electrically communicated with the second electrical connecting piece (2).
2. A circuit safety connection device according to claim 1, wherein: the magnetic part in the first electrical connector (1) comprises a first magnetic part (11); the first magnetic part (11) is electrically connected with the circuit part of the first electrical connector (1); the magnetic part in the second electrical connector (2) comprises a second magnetic part (21); the second magnetic part (21) is electrically connected with the circuit part of the second electrical connector (2); -a magnetic attraction force exists between the first magnetic part (11) and the second magnetic part (21); when the first electrical connector (1) is matched with the second electrical connector (2), the second magnetic part (21) moves under the action of magnetic attraction and is in contact with the first magnetic part (11), and the circuit part of the first electrical connector (1) is electrically conducted with the circuit part of the second electrical connector (2).
3. A circuit safety connection device according to claim 2, wherein: the end face of the second electrical connector (2) matched with the first magnetic part (11) is a non-flat surface.
4. A circuit safety connection device according to claim 2, wherein: an elastic body (22) is connected to the second magnetic component (21); the elastic body (22) exerts a tensile force on the second magnetic part (21); the magnetic attraction force exerted by the first magnetic component (11) on the second magnetic component is opposite to the direction of the pulling force exerted by the second magnetic component (21); the magnetic attraction force exerted by the first magnetic part (11) on the second magnetic part is larger than the pulling force borne by the second magnetic part (21).
5. A circuit safety connection device according to claim 2, wherein: the first magnetic member (11) includes a first magnetic body (101) and a second magnetic body (102); the second magnetic member (21) includes a third magnetic body (201) and a fourth magnetic body (202); the third magnetic body (201) and the fourth magnetic body (202) are connected with each other and move synchronously; the first magnetic body (101) and the third magnetic body (201) are correspondingly adsorbed and matched; the second magnetic body (102) and the fourth magnetic body (202) are correspondingly attracted and matched; the third magnetic body (201) and the fourth magnetic body (202) have different polarities.
6. A circuit safety connection device according to claim 2, wherein: the second electrical connector (2) further comprises a partition plate (25); the partition (25) is arranged between the first magnetic part (11) and the second magnetic part (21); a gap is reserved between the position of the second magnetic component (21) when the second magnetic component is not subjected to the magnetic attraction force and the partition plate (25); an electric conduction region (251) is arranged on the partition plate (25); when the first electrical connector (1) is matched with the second electrical connector (2), the first magnetic part (11) and the second magnetic part (21) are respectively contacted with the electrical conduction region (251).
7. A circuit safety connection device according to any of claims 2-6, characterized in that: a pressing piece (12) is arranged on the first electrical connecting piece (1); the second electrical connector (2) is provided with a displacement part (23) and a first conduction part (24); a second conducting component (231) is connected to the displacement component (23); the second conductive part (231) is electrically connected with the second magnetic part (21); the moving path of the second conducting component (231) along with the displacement component (23) corresponds to the position of the first conducting component (24);
when the first electrical connector (1) is matched with the second electrical connector (2), the pressing piece (12) pushes the displacement part (23) to move, the second conduction part (231) is electrically connected with the first conduction part (24) under the driving of the displacement part (23), and a circuit part of the second electrical connector (2) is electrically conducted.
8. A circuit safety connection device according to claim 7, wherein: a rotating component (26) is connected between the displacement component (23) and the second magnetic component (21); a rotating fulcrum (261) is fixedly arranged on the rotating component (26); the displacement component (23) drives the second magnetic component (21) to move through the rotating component (26) during movement.
9. A circuit safety connection device according to claim 2, wherein: the magnetic part in the first electrical connector (1) comprises a third magnetic part (13); the magnetic part in the second electrical connector (2) comprises a fourth magnetic part (27); -a magnetic force exists between the third magnetic part (13) and the fourth magnetic part (27); a third conducting part (14) is also arranged in the first electric connecting piece (1); the third conductive part (14) is electrically connected with the circuit part of the first electrical connector (1); a fourth conducting part (28) is also arranged in the second electrical connecting piece (2); the fourth conductive part (28) is electrically connected with the circuit part of the second electrical connector (2); the fourth conducting component (28) is in fit connection with the fourth magnetic component (27); when the first electrical connector (1) is matched with the second electrical connector (2), the second magnetic part (21) moves under the magnetic action force, and the fourth conducting part (28) is electrically connected with the third conducting part (14) under the driving of the second magnetic part (21).
10. A circuit safety connection device according to claim 9, wherein: the third magnetic member (13) includes a fifth magnetic body (131) and a sixth magnetic body (132); the fourth magnetic member (27) includes a seventh magnetic body (271) and an eighth magnetic body (272); the magnetic force between the third magnetic part (13) and the fourth magnetic part (27) is one of an attractive force and a repulsive force; the fifth magnetic body (131) is arranged corresponding to the seventh magnetic body (271); the sixth magnetic body (132) is provided corresponding to the eighth magnetic body (272); the fifth magnetic body (131) and the sixth magnetic body (132) have different polarities from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328788.XU CN211670350U (en) | 2019-12-23 | 2019-12-23 | Circuit safety connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922328788.XU CN211670350U (en) | 2019-12-23 | 2019-12-23 | Circuit safety connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211670350U true CN211670350U (en) | 2020-10-13 |
Family
ID=72734195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922328788.XU Active CN211670350U (en) | 2019-12-23 | 2019-12-23 | Circuit safety connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211670350U (en) |
-
2019
- 2019-12-23 CN CN201922328788.XU patent/CN211670350U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101800385B (en) | Magnetic electric connector | |
| CN105408976B (en) | The relay opened with double break | |
| EP2323226A1 (en) | Water-proof insulation connector | |
| CN101662091A (en) | Safety electric shock-prevention socket | |
| CN109818213A (en) | Connector assembly and electronic device | |
| CN104299800A (en) | Travel switch | |
| CN211670350U (en) | Circuit safety connecting device | |
| CN201417713Y (en) | Magnetic induction dry reed tube type microswitch | |
| CN203277112U (en) | Conductive travel switch | |
| CN105529207A (en) | Electromagnetic high-voltage isolation switch | |
| CN104091711B (en) | Smart key | |
| CN211788717U (en) | Mechanical interlocking device of circuit breaker | |
| CN110854576A (en) | Prevent mistake and touch circuit connection device | |
| CN203277704U (en) | Magnetic type power connector | |
| CN210039968U (en) | Contact limit switch | |
| CN204706674U (en) | The supply socket of child protection | |
| CN207116857U (en) | A kind of connector of band from short-circuit mechanism | |
| CN102412463A (en) | Electric contact device | |
| WO2019114218A1 (en) | Electrical connector switch module | |
| CN110729606A (en) | Safety power socket and operation method thereof | |
| CN106158515B (en) | A kind of high voltage direct current relay with microswitch | |
| CN111883986B (en) | Waterproof plug | |
| CN205450205U (en) | Circuit breaker and test device thereof | |
| CN203325810U (en) | Indoor electricity measurement and control module | |
| CN216133788U (en) | Three station switch operating device micro-gap switch's insulating spacer and operating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |