CN114583474A - Ground wire electromagnetic lock - Google Patents
Ground wire electromagnetic lock Download PDFInfo
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- CN114583474A CN114583474A CN202210233887.3A CN202210233887A CN114583474A CN 114583474 A CN114583474 A CN 114583474A CN 202210233887 A CN202210233887 A CN 202210233887A CN 114583474 A CN114583474 A CN 114583474A
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- 238000007789 sealing Methods 0.000 claims abstract description 59
- 238000009434 installation Methods 0.000 claims abstract description 29
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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Abstract
The utility model relates to a ground wire electromagnetic lock, which comprises a base, a shell and an electromagnetic lock body, wherein the shell comprises a protective shell and a bin cover, the protective shell and the base form a lock body cavity, the electromagnetic lock body is arranged in the lock body cavity, and the bin cover and the base form a wiring cavity; the wiring cavity is internally provided with an installation seat, the side wall of the installation seat is provided with an installation groove, a wiring terminal is arranged in the installation groove, the bottom wall of the wiring cavity is provided with a waterproof joint communicated with the external environment, and the waterproof joint is provided with a plugging valve; the bottom wall of the lock body cavity is provided with a mounting hole, and the base is provided with a sealing mechanism for plugging the mounting hole. The application has the effect of high safety and reliability.
Description
Technical Field
The application relates to the field, in particular to a ground wire electromagnetic lock.
Background
The ground wire electromagnetic lock is a grounding locking device widely used in the current transformer substation and power plant, when the grounding locking device works, an operator inserts a ground wire head into the grounding electromagnetic lock, and the grounding of maintenance equipment or lines and the locking of the ground wire are realized through the electromagnetic lock so as to prevent the ground wire from being mistakenly hung and mistakenly detached, so that the personal safety of the operator is ensured, and therefore, the reliability of the ground wire electromagnetic lock is very important.
When the traditional ground wire electromagnetic lock is used in a dusty and rainy environment, due to the working characteristics of the ground wire electromagnetic lock, when wiring is carried out on a wiring terminal in the protective shell, the protective shell is often required to be opened to facilitate operation, so that at least one part of the protective shell needs to be set in an active state, rainwater and dust can easily enter the protective shell, and the normal work of the ground wire electromagnetic lock is further influenced; meanwhile, in order to match the effect of the ground wire head stably inserted into the inner side of the protective shell and acting with the ground wire electromagnetic lock, a mounting hole needs to be formed in the protective shell, and the risk of rainwater and dust entering the protective shell is increased.
The related technology has the defect of low safety and reliability of the ground wire electromagnetic lock.
Disclosure of Invention
In order to solve the problem of low safety reliability of the ground wire electromagnetic lock, the application provides the ground wire electromagnetic lock.
The application provides a ground wire electromagnetic lock adopts following technical scheme:
a ground wire electromagnetic lock comprises a base, a shell and an electromagnetic lock body, wherein the shell comprises a protective shell and a bin cover, the protective shell and the base form a lock body cavity, the electromagnetic lock body is arranged in the lock body cavity, and the bin cover and the base form a wiring cavity; the wiring cavity is internally provided with an installation seat, the side wall of the installation seat is provided with an installation groove, a wiring terminal is arranged in the installation groove, the bottom wall of the wiring cavity is provided with a waterproof joint communicated with the external environment, and the waterproof joint is provided with a plugging valve; the bottom wall of the lock body cavity is provided with a mounting hole, and the base is provided with a sealing mechanism for plugging the mounting hole.
By adopting the technical scheme, the wiring terminal is arranged in the mounting groove, when an operator connects the wiring terminal in the wiring cavity, rainwater entering the wiring cavity is discharged outside through the waterproof connector, the wiring cavity is ensured to be in a dry state, and the rainwater is not easy to influence the wiring terminal; after wiring is finished, the waterproof joint is sealed through the plugging valve, so that dust is not easy to enter the wiring cavity; when the grounding wire head is not needed, the sealing mechanism seals the mounting hole, so that external rainwater and dust are prevented from entering the lock body cavity along the mounting hole to influence normal work, and the safety and reliability of the grounding wire electromagnetic lock are improved.
Optionally, the mounting groove is higher than the bottom wall of the wiring cavity.
Through adopting above-mentioned technical scheme, be higher than the diapire setting in wiring chamber with the mounting groove, make the rainwater that gets into in the wiring chamber be difficult for not submerging the mounting groove and cause the influence to the wiring terminal, improved the fail safe nature of ground wire electromagnetic lock.
Optionally, an inclined surface is arranged on one side of the mounting seat, which is away from the mounting groove, and the inner side of the bin cover is tightly attached to one side of the mounting seat, which is away from the mounting groove; the length of the mounting groove close to the side wall of the base is smaller than the length of the mounting groove far away from the side wall of the base.
By adopting the technical scheme, when the bin cover is opened for wiring, the inclined surface of the mounting seat is beneficial to guiding rainwater to flow out; the two side walls of the mounting groove have length difference, so that rainwater is not easy to drip into the mounting groove after entering the wiring cavity, and the rainwater is prevented from splashing on the wiring terminal after dripping to influence the normal work of the wiring terminal; when the bin cover is closed, rainwater and dust are not easy to enter the wiring cavity along a gap between the bin cover and the mounting seat by the inclined surface.
Optionally, a base plate is arranged on the base, and a positioning groove matched with the base plate in an abutting mode is formed in the inner side of the bin cover.
By adopting the technical scheme, the groove wall of the positioning groove is abutted against the base plate, so that rainwater and dust are prevented from entering the wiring cavity along the gap between the bin cover and the base.
Optionally, the bin cover is fixed on the base through a fixing bolt.
Through adopting above-mentioned technical scheme, use fixing bolt to fix the storehouse lid on the base for the storehouse lid is fixed more stably, has strengthened the reliability of ground wire electromagnetic lock.
Optionally, the sealing mechanism includes a pin shaft and a rotating seat, the pin shaft is fixedly arranged on one side of the base, which is far away from the protective shell, the rotating seat is movably connected to the pin shaft, and a sealing assembly used for sealing the mounting hole is arranged on the rotating seat.
Through adopting above-mentioned technical scheme, when the mounting hole was extracted to the ground wire end, rotate the seat and rotate around the round pin axle, make seal assembly seal the mounting hole, be convenient for seal the mounting hole, save time has improved the operability of ground wire electromagnetic lock.
Optionally, a sliding groove is formed in one side of the rotating seat facing the base, the sealing assembly includes a mounting disc in sliding fit with the sliding groove and a sliding rod penetrating through the sliding groove, and a sealing plug in embedded fit with the mounting hole is arranged on one side of the mounting disc facing the base; one end of the sliding rod is fixedly arranged on one side, deviating from the base, of the mounting disc, and a limiting block is arranged at the other end of the sliding rod.
By adopting the technical scheme, the mounting hole is sealed by the sealing plug, so that rainwater and dust are not easy to enter the lock body cavity; the sliding rod and the limiting block enable an operator to easily insert and pull out the sealing plug, and operability of the ground wire electromagnetic lock is improved.
Optionally, the outer edge of the mounting hole is provided with a first annular magnet, and one side of the mounting disc, which faces the base, is provided with a second annular magnet matched with the first annular magnet.
Through adopting above-mentioned technical scheme, first ring magnet adsorbs each other with second ring magnet, makes the sealing plug shutoff steadily in the mounting hole, avoids external rainwater, dust to get into the inside electromagnetic lock body normal work that influences of lock cavity along the mounting hole, has improved the fail safe nature of ground wire electromagnetic lock.
Optionally, a sealing ring is disposed on a side of the second annular magnet facing the base.
Through adopting above-mentioned technical scheme, first ring magnet and second ring magnet adsorb each other to with the sealing washer stable fixation between first ring magnet and second ring magnet, the sealing washer receives the extrusion and warp, avoids external rainwater, dust to get into its normal work of inside influence of electromagnetic lock body along the mounting hole, has improved ground wire electromagnetic lock's leakproofness and fail safe nature.
Optionally, the sliding rod is sleeved with a return spring, one end of the return spring abuts against the mounting plate, and the other end of the return spring abuts against the bottom wall of the sliding groove.
By adopting the technical scheme, when the ground wire end needs to be plugged, an operator pulls out the sealing plug by using the limiting block and rotates the rotating seat to make the sealing plug far away from the mounting hole, and the return spring is in a compressed state; when the ground wire end does not need to be plugged, the rotating seat is driven to rotate, the sealing plug is enabled to rotate to the installation hole, the compressed reset spring drives the installation disc to move towards the installation hole, the sealing plug is enabled to be plugged with the installation hole in a sealing mode, operation of operators is facilitated, and operability and reliability of the ground wire electromagnetic lock are improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. rainwater entering the wiring cavity is discharged outside through the waterproof joint, the wiring cavity is guaranteed to be in a dry state, the blocking valve is arranged to seal the waterproof joint, and the sealing mechanism is arranged to seal the mounting hole, so that rainwater and dust are not prone to entering the wiring cavity and the lock cavity to affect the normal work of the ground wire electromagnetic lock, and the safety and reliability of the ground wire electromagnetic lock are improved;
2. the installation groove is higher than the bottom wall of the wiring cavity, so that rainwater entering the wiring cavity is not easy to sink through the installation groove to affect the wiring terminal, and the safety and reliability of the electromagnetic lock for the ground wire are improved;
3. through the cooperation of sliding tray, mounting disc and slide bar, the operating personnel of being convenient for carries out the plug operation to the sealing plug, makes in rainwater and the dust is difficult for getting into the lock body chamber, has improved the operability of ground wire electromagnetic lock.
Drawings
FIG. 1 is a schematic view of the sealing plug of an embodiment of the present application shown separated from the mounting hole;
fig. 2 is a schematic view of the combined structure of the sealing plug and the mounting hole according to the embodiment of the present application;
fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a base; 11. mounting holes; 12. a waterproof joint; 13. a base plate; 2. a protective housing; 21. locking the body cavity; 3. a bin cover; 31. a wiring cavity; 32. positioning a groove; 4. a mounting seat; 41. mounting grooves; 42. a wiring terminal; 43. an inclined surface; 5. a plugging valve; 6. fixing the bolt; 7. an electromagnetic lock body;
8. a sealing mechanism; 81. a pin shaft; 82. a rotating seat; 821. a sliding groove; 83. a seal assembly; 831. mounting a disc; 832. a slide bar; 833. a limiting block; 834. a sealing plug; 835. a return spring; 84. a first ring magnet; 85. a second annular magnet; 86. and (5) sealing rings.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a ground wire electromagnetic lock.
Referring to fig. 1, the ground wire electromagnetic lock comprises a base 1, a shell and an electromagnetic lock body 7, the shell comprises a protective shell 2 and a bin cover 3, the protective shell 2 and the base 1 form a lock body cavity 21, the electromagnetic lock body 7 is fixedly installed in the lock body cavity 21, the bin cover 3 and the base 1 form a wiring cavity 31, an installation seat 4 is arranged in the wiring cavity 31, an installation groove 41 is formed in the side wall of the installation seat 4, a wiring terminal 42 is installed in the installation groove 41, a waterproof joint 12 communicated with the external environment is formed in the bottom wall of the wiring cavity 31, and a plugging valve 5 is installed on the waterproof joint 12; the bottom wall of the lock body cavity 21 is provided with a mounting hole 11, a ground wire head can be inserted into the mounting hole 11, and the base 1 is provided with a sealing mechanism 8 for plugging the mounting hole 11. When an operator connects the wiring terminal 42 in the wiring cavity 31, rainwater entering the wiring cavity 31 is discharged outside through the waterproof connector 12, so that the wiring cavity 31 is ensured to be in a dry state, and the rainwater is not easy to influence the wiring terminal 42; after wiring is finished, the waterproof connector 12 is sealed through the plugging valve 5, so that dust is not easy to enter the wiring cavity 31; when the grounding wire head is not needed, the sealing mechanism 8 seals the mounting hole 11, so that external rainwater and dust are prevented from entering the lock body cavity 21 along the mounting hole 11 to affect normal operation, and the safety and reliability of the grounding wire electromagnetic lock are improved.
Referring to fig. 1, a base plate 13 is disposed on the base 1, and a positioning groove 32 abutting against and matching with the base plate 13 is disposed on the inner side of the bin cover 3. Specifically, in this embodiment, backing plate 13 sets up at the edge of base 1, and the cell wall butt of constant head tank 32 is in backing plate 13 for the front side parcel of storehouse lid 3 is in the backing plate 13 outside, effectively avoids rainwater, dust to follow the clearance between storehouse lid 3 and the base 1 and gets into in the wiring chamber 31.
Referring to fig. 1, an inclined surface 43 is disposed on a side of the mounting seat 4 away from the mounting groove 41, and an inner side of the bin cover 3 is closely attached to a side of the mounting seat 4 away from the mounting groove 41; the length of the mounting groove 41 near the side wall of the base 1 is less than the length of the mounting groove 41 far from the side wall of the base 1. Specifically, the inclined surface 43 is provided obliquely downward, and when the compartment cover 3 is opened for wiring, rainwater will flow down along the inclined surface 43; due to the fact that the length difference exists between the two side walls of the installation groove 41, rainwater is not prone to dripping into the installation groove 41 after entering the wiring cavity 31, the phenomenon that the rainwater splashes onto the wiring terminal 42 after dripping to affect the normal work of the wiring terminal 42 is avoided, and the safety and reliability of the ground wire electromagnetic lock are improved; when the lid 3 is closed, the inclined surface 43 makes it difficult for rainwater and dust to enter the wiring chamber 31 along the gap between the lid 3 and the mount 4.
In order to fix the bin cover 3 more stably, the bin cover 3 is fixed on the base 1 through a fixing bolt 6; in this application embodiment, fixing bolt 6 is fixed cang gai 3 and base 1 and mount pad 4, and cang gai 3 after the fixing is hugged closely with protecting sheathing 2, makes during rainwater and dust are difficult for getting into wiring chamber 31 along the clearance between cang gai 3 and the mount pad 4, has strengthened ground wire electromagnetic lock's reliability.
Referring to fig. 1 and 2, the sealing mechanism 8 includes a pin 81 and a rotating seat 82, the pin 81 is fixed on one side of the base 1 departing from the protection housing 2, the rotating seat 82 is movably connected to the pin 81, and a sealing assembly 83 capable of sealing the mounting hole 11 is arranged on the rotating seat 82. Specifically, the rotating seat 82 can rotate around the pin shaft 81, and when the ground wire end is pulled out of the mounting hole 11, the rotating seat 82 is rotated, so that the sealing assembly 83 seals the mounting hole 11, the mounting hole 11 is convenient to seal, time is saved, and operability of the ground wire electromagnetic lock is improved.
Referring to fig. 1 and 3, the sealing assembly 83 includes a mounting disc 831 and a sliding rod 832, a sliding groove 821 is formed in one side of the rotating seat 82 facing the base 1, the mounting disc 831 is in sliding fit with the sliding groove 821, a sealing plug 834 for being in embedding fit with the mounting hole 11 is fixed on one side of the mounting disc 831 facing the base 1, and the sealing plug 834 is nested and sealed with the mounting hole 11, so that rainwater and dust are not easy to enter the lock body cavity 21; sliding rod 832 extends through sliding slot 821, and one end of sliding rod 832 is fixed at one side of mounting plate 831 facing away from base 1, and another end of sliding rod 832 is fixed with a stopper 833. In the using process, an operator inserts and pulls the sealing plug 834 by controlling the limiting block 833, so that the operability of the ground wire electromagnetic lock is improved; the side wall of the mounting plate 831 and the opening of the sliding groove 821 are tightly attached to the base 1, so that external rainwater and dust are further prevented from entering the lock body cavity 21 along the mounting hole 11 to affect normal operation, and the safety and reliability of the ground wire electromagnetic lock are improved. Accordingly, in order to make it easier for the sealing plug 834 to be inserted into the mounting hole 11 during the rotation process, the opening of the mounting hole 11 is provided with a guiding surface, and when the rotating seat 82 rotates the sealing plug 834 to the edge of the mounting hole 11, the sealing plug 834 will slide into the mounting hole 11 through the guiding surface.
A return spring 835 is sleeved on the sliding rod 832, one end of the return spring 835 abuts against the mounting plate 831, and the other end abuts against the bottom wall of the sliding groove 821. When the earth wire end needs to be plugged, the sealing plug 834 is pulled out by using the limiting block 833, the rotating seat 82 is rotated to expose the mounting hole 11, and the return spring 835 is in a compressed state; when the ground wire head is not required to be plugged, the rotating seat 82 is driven to rotate, the sealing plug 834 is driven to rotate towards the mounting hole 11, the compressed return spring 835 drives the mounting disc 831 to move towards the mounting hole 11, the sealing plug 834 is enabled to be plugged with the mounting hole 11 in a sealing mode, operation of an operator is facilitated, and operability of the ground wire electromagnetic lock is improved.
Referring to fig. 1 and 3, a first ring magnet 84 is provided at the outer edge of the mounting hole 11, and a second ring magnet 85, which is engaged with the first ring magnet 84, is provided at a side of the mounting plate 831 facing the base 1. Specifically, in this embodiment, the first annular groove is formed in the outer edge of the mounting hole 11 of the base 1, the second annular groove opposite to the first annular groove is formed in one side of the mounting plate 831 facing the base 1, the first annular magnet 84 is fixed in the first annular groove, the second annular magnet 85 is fixed in the second annular groove, the first annular magnet 84 and the second annular magnet 85 are adsorbed to each other, the sealing plug 834 is stably plugged in the mounting hole 11, external rainwater and dust are prevented from entering the lock body cavity 21 along the mounting hole 11 to influence the normal operation of the electromagnetic lock body 7, and the safety and reliability of the ground wire electromagnetic lock are improved.
A seal ring 86 is provided on the side of the second ring magnet 85 facing the base 1. The sealing ring 86 is made of silica gel materials, when the sealing plug 834 is inserted into the mounting hole 11, the first annular magnet 84 and the second annular magnet 85 are adsorbed to each other, the sealing ring 86 is stably fixed between the first annular magnet 84 and the second annular magnet 85, the sealing ring 86 is extruded and deformed, external rainwater and dust are prevented from entering the electromagnetic lock body 7 along the mounting hole 11, normal work of the electromagnetic lock body is prevented from being influenced, and sealing performance and safety reliability of the ground wire electromagnetic lock are improved.
The implementation principle of the ground wire electromagnetic lock in the embodiment of the application is as follows: the installation groove 41 is arranged higher than the base 1, so that rainwater entering the wiring cavity 31 is not easy to overflow the installation groove 41 to affect the wiring terminal 42; the waterproof connector 12 is arranged in the wiring cavity 31, rainwater entering the wiring cavity 31 can be discharged outside through the waterproof connector 12, and the wiring cavity 31 is ensured to be in a dry state; the inclined surface 43 arranged on the mounting seat 4 and the backing plate 13 arranged on the base 1 can effectively prevent rainwater and dust from entering the wiring cavity 31; when the ground wire end is pulled out of the mounting hole 11, the rotating seat 82 is driven to rotate, the sealing plug 834 is driven to rotate towards the position of the mounting hole 11, the compressed reset spring 835 drives the mounting disc 831 to move upwards, the sealing plug 834 is in sealed insertion connection with the mounting hole 11, the first annular magnet 84 and the second annular magnet 85 are adsorbed to each other, the sealing silica gel ring is stably fixed between the first annular magnet 84 and the second annular magnet 85, external rainwater is avoided, dust enters the electromagnetic lock body 7 along the mounting hole 11 to influence normal work of the electromagnetic lock body, and safety and reliability of the ground wire electromagnetic lock are improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A ground wire electromagnetic lock comprises a base (1), a shell and an electromagnetic lock body (7), and is characterized in that: the shell comprises a protective shell (2) and a bin cover (3), the protective shell (2) and the base (1) form a lock body cavity (21), the electromagnetic lock body (7) is arranged in the lock body cavity (21), and the bin cover (3) and the base (1) form a wiring cavity (31); the wiring cavity (31) is internally provided with an installation seat (4), the side wall of the installation seat (4) is provided with an installation groove (41), a wiring terminal (42) is arranged in the installation groove (41), the bottom wall of the wiring cavity (31) is provided with a waterproof joint (12) communicated with the external environment, and the waterproof joint (12) is provided with a plugging valve (5); the bottom wall of the lock body cavity (21) is provided with a mounting hole (11), and the base (1) is provided with a sealing mechanism (8) for sealing the mounting hole (11).
2. The earth electromagnetic lock of claim 1, wherein: the mounting groove (41) is higher than the bottom wall of the wiring cavity (31).
3. The earth wire electromagnetic lock of claim 1, wherein: an inclined surface (43) is arranged on one side, away from the mounting groove (41), of the mounting seat (4), and the inner side of the bin cover (3) is tightly attached to one side, away from the mounting groove (41), of the mounting seat (4); the length of the mounting groove (41) close to the side wall of the base (1) is smaller than the length of the mounting groove (41) far away from the side wall of the base (1).
4. The earth electromagnetic lock of claim 1, wherein: the base (1) is provided with a base plate (13), and the inner side of the bin cover (3) is provided with a positioning groove (32) which is in butt joint with the base plate (13).
5. The earth wire electromagnetic lock of claim 1, wherein: the bin cover (3) is fixed on the base (1) through a fixing bolt (6).
6. The earth wire electromagnetic lock of claim 1, wherein: sealing mechanism (8) are including round pin axle (81) and rotation seat (82), round pin axle (81) set firmly in base (1) deviates from one side of protecting sheathing (2), rotate seat (82) swing joint in round pin axle (81), be provided with on rotation seat (82) and be used for sealing seal assembly (83) of mounting hole (11).
7. The earth electromagnetic lock of claim 6, wherein: a sliding groove (821) is formed in one side, facing the base (1), of the rotating seat (82), the sealing assembly (83) comprises an installation disc (831) in sliding fit with the sliding groove (821) and a sliding rod (832) penetrating through the sliding groove (821), and a sealing plug (834) in embedding fit with the installation hole (11) is arranged on one side, facing the base (1), of the installation disc (831); one end of the sliding rod (832) is fixedly arranged on one side, deviating from the base (1), of the mounting disc (831), and a limiting block (833) is arranged at the other end of the sliding rod (832).
8. The earth electromagnetic lock of claim 7, wherein: the outer edge of the mounting hole (11) is provided with a first annular magnet (84), and one side, facing the base (1), of the mounting disc (831) is provided with a second annular magnet (85) matched with the first annular magnet.
9. The earth electromagnetic lock of claim 8, wherein: and a sealing ring (86) is arranged on one side, facing the base (1), of the second annular magnet (85).
10. The earth electromagnetic lock of claim 7, wherein: the sliding rod (832) is sleeved with a return spring (835), one end of the return spring (835) is abutted to the mounting plate (831), and the other end of the return spring (835) is abutted to the bottom wall of the sliding groove (821).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210233887.3A CN114583474B (en) | 2022-03-09 | 2022-03-09 | Ground wire electromagnetic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210233887.3A CN114583474B (en) | 2022-03-09 | 2022-03-09 | Ground wire electromagnetic lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114583474A true CN114583474A (en) | 2022-06-03 |
| CN114583474B CN114583474B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210233887.3A Active CN114583474B (en) | 2022-03-09 | 2022-03-09 | Ground wire electromagnetic lock |
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| CN (1) | CN114583474B (en) |
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