CN114645641A - Automatic door locking device of metering cabinet - Google Patents
Automatic door locking device of metering cabinet Download PDFInfo
- Publication number
- CN114645641A CN114645641A CN202210270072.2A CN202210270072A CN114645641A CN 114645641 A CN114645641 A CN 114645641A CN 202210270072 A CN202210270072 A CN 202210270072A CN 114645641 A CN114645641 A CN 114645641A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- electromagnetic lock
- locking device
- rotary drum
- automatic door
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 9
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005347 demagnetization Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 240000002836 Ipomoea tricolor Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0045—Silencing devices; Noise reduction
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/02—Locks or fastenings for special use for thin, hollow, or thin-metal wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/04—Spring arrangements in locks
- E05B2015/0403—Wound springs
- E05B2015/0406—Wound springs wound in a cylindrical shape
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- E05Y2999/00—
Abstract
The invention discloses an automatic door locking device of a metering cabinet, which comprises an electromagnetic lock arranged on the metering cabinet; the electromagnetic lock is electrically connected with an unlocking cipher device through a controller of the electromagnetic lock; a rotary drum is rotatably connected to the cabinet door, a threaded through hole is formed in the rotary drum, a gear ring is arranged on the periphery of the rotary drum, the gear ring is meshed with a rack, and a coil is fixed on the rack; a threaded rod matched with the threaded through hole is fixed on the cabinet body; also comprises a spring fixed on the cabinet body. The protection performance of the traditional metering box/cabinet can be improved by arranging the electromagnetic lock; the safety of the traditional metering box/cabinet can be improved by arranging the unlocking cipher device; through setting up structures such as spring, rotary drum, threaded rod, ring gear, rack, coil, can play the effect of buffering at the in-process that the cabinet door was closed, at the in-process of cubical switchboard door, the coil up-and-down motion can carry out the demagnetization with the cabinet door.
Description
Technical Field
The invention relates to an automatic door locking device for a metering cabinet, and belongs to the technical field of power supply metering auxiliary equipment.
Background
Along with the development of the electric power market, the performance requirement on the metering box/cabinet is higher and higher, high protection performance is realized, and the appearance requirement of a customer on the metering box/cabinet is also met. The mode that current batch meter/cabinet prevented to open privately is basically for adopting the strip of paper used for sealing to seal batch meter/cabinet, and current batch meter/cabinet can be opened at will, leads to security and protectiveness problems such as personnel's electric shock, steal the electricity, non-professional violation of rules and regulations easily, and is not pleasing to the eye.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides an automatic locking door device of measurement cabinet to solve current batch meter/cabinet and open at will, lead to security and protectiveness problems such as personnel's electric shock, steal the electricity, nonprofessional person's operation in violation of rules and regulations easily, and unattractive problem.
The technical scheme adopted by the invention is as follows: an automatic door locking device for a metering cabinet comprises an electromagnetic lock arranged on the metering cabinet.
Preferably, the electromagnetic lock is electrically connected with an unlocking cipher device through a controller of the electromagnetic lock.
Preferably, the inside wall of the cabinet door is rotatably connected with a rotating drum with an axis arranged along the horizontal direction, a threaded through hole is coaxially formed in the rotating drum, a gear ring is fixedly sleeved on the periphery of the rotating drum, the gear ring is meshed with a rack sliding along the vertical direction, a coil arranged along the horizontal direction is fixed on a part, close to the cabinet door, of the rack, and the coil is electrically connected with a power supply; the cabinet body is fixed with a threaded rod with an axis arranged along the horizontal direction, and the threaded rod is matched with the threaded through hole.
Preferably, still including fixing the spring on the rear side wall of the cabinet body of measurement cabinet, the spring can stretch out and draw back along the horizontal direction, the flexible direction of spring is perpendicular with the rear side wall of the cabinet body of measurement cabinet.
Preferably, the spring is connected in series with the electromagnet of the electromagnetic lock.
Preferably, one end of the threaded rod, which is close to the rotary drum, is provided with a spherical surface, and one end of the threaded through hole, which is close to the threaded rod, is provided with a circular truncated cone hole.
Preferably, an annular groove is formed in the outer side wall of the rotary drum, an annular limiting ring matched with the annular groove is sleeved on the periphery of the rotary drum, the limiting ring is clamped into the annular groove and is rotatably connected with the annular groove, and the limiting ring is fixed with the cabinet door through a fixing rod.
Preferably, a stop block for limiting the limit positions of the upward movement and the downward movement of the rack is fixed on the cabinet door.
The invention has the beneficial effects that:
1. compared with the prior art, the protection performance of the traditional metering box/cabinet can be improved by arranging the electromagnetic lock, and electric shock of personnel, illegal operation of nonprofessional personnel and the like can be effectively prevented.
2. Compared with the prior art, the safety of the traditional metering box/cabinet can be improved by arranging the unlocking cipher device, and the safety of the metering devices of enterprises and clients is ensured through cipher verification.
3. Particularly, compared with the prior art, the electromagnetic lock has the advantages that the spring, the rotary drum, the threaded rod, the gear ring, the rack, the coil and other structures are arranged, so that the buffering effect can be realized in the closing process of the cabinet door, the abnormal sound and the damage of the electromagnetic lock can be avoided, meanwhile, in the opening and closing process of the cabinet door, the cabinet door can be demagnetized due to the up-and-down movement of the coil, the cabinet door cannot be automatically opened due to the fact that the cabinet door is magnetized by the electromagnet is avoided, and the using effect of the electromagnetic lock is ensured.
Drawings
Fig. 1 is a left side sectional view of the overall structure.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1:
the utility model provides a measurement cabinet automatic locking door device, is including installing the electromagnetic lock on the measurement cabinet, and the electromagnetic lock has the unblock password ware through the controller electric connection of self, and the structure of electromagnetic lock and unblock password ware all adopts prior art.
The electromagnetic lock in the embodiment comprises an attraction part and an attracted part, wherein the attraction part is internally provided with an electromagnet, the attracted part is made of a permanent magnet, the attraction part is arranged on a cabinet body 10 of the measuring cabinet, the attracted part is arranged on a cabinet door 11 of the measuring cabinet and corresponds to the attraction part, and the attraction part and the attracted part are attracted or separated by electrifying or powering off the electromagnet.
In-process that the electromagnetic lock used, when closing the door, because inertial force and magnetic force adsorb make cabinet door 11 (cabinet door 11 is iron) can collide with the portion of attracting of electromagnetic lock, lead to sending great sound and vibration, traditional solution cushions for adding and establishing the rubber pad, nevertheless still can take place the striking because the portion of attracting of cabinet door 11 and electromagnetic lock, influence the normal life of electromagnetic lock, and the rubber pad has the vibration to drop, by corruption scheduling problem, lead to the electromagnetic lock still to have the problem production of noise when closing the cabinet door 11 of measurement cabinet after the live time is longer, influence staff's hearing, and cabinet door 11 is longer with the electromagnetic lock contact time of circular telegram after, cabinet door 11 can be magnetized, lead to after the electromagnetic lock outage, still need apply certain pulling force and just can open cabinet door 11, be unfavorable for the normal use of electromagnetic lock.
As shown in fig. 1, a rotary drum 20 is arranged between a cabinet body 10 and a cabinet door 11 of the metering cabinet, an axis of the rotary drum 20 is arranged along a horizontal direction, a threaded through hole is coaxially formed in the rotary drum 20, a left end of the threaded through hole is set to be a circular table hole 201, a gear ring 23 is fixedly sleeved on the periphery of the right portion of the rotary drum 20, the gear ring 23 is meshed with a rack 24 arranged along a vertical direction, the rack 24 is connected with the cabinet door 11 in a sliding manner in the vertical direction, a coil 26 arranged along the horizontal direction is fixed at the upper end of the rack 24 through a connecting rod 25 arranged in the horizontal direction, the extending direction of the coil 36 is perpendicular to the paper surface, the coil 26 is in contact with the cabinet door 11, the coil 26 is electrically connected with a power supply, a power supply switch 27 is fixed on the back side wall of the cabinet body 10, when the power supply switch 27 is pressed, the coil 26 is electrified, and when the power supply switch 27 is pressed again, the coil 26 is powered off, so that electric energy can be saved; when the cabinet door 11 is closed, the power switch 27 can be pressed by the rotary drum 20, and when the cabinet door 11 is opened, the power switch 27 is released; a stopper for limiting the limit position of the upward and downward movement of the link 25 is fixed to the cabinet door 11, and when the link 25 moves upward or downward to contact the stopper, the link 25 is stopped by the stopper, so that the link 25 cannot move upward or downward.
As shown in fig. 1, an annular groove is formed in the outer side wall of the rotary drum 20, an annular limiting ring 21 matched with the annular groove is sleeved on the outer periphery of the rotary drum 20, the limiting ring 21 is clamped into the annular groove and is rotationally connected with the annular groove, the limiting ring 21 is fixed with the cabinet door 11 through a fixing rod 22, so that the rotary drum 20 is limited in the horizontal direction relative to the cabinet door 11, the rotary drum 20 can only rotate relative to the cabinet door 11, and the rotary drum 20 cannot move left and right relative to the cabinet door 11.
As shown in fig. 1, a threaded rod 12 with an axis arranged along the horizontal direction is fixed on the cabinet body 10, the threaded rod 12 is matched with the threaded through hole, an external thread on the threaded rod 12 is not self-locked with an internal thread of the threaded through hole, when the rotary drum 20 moves rightwards relative to the threaded rod 12, the rotary drum 20 rotates forwards, the gear ring 23 rotates forwards, and the gear ring 23 drives the rack 24 to drive the coil 26 to move upwards; when the rotary drum 20 moves leftwards relative to the threaded rod 12, the rotary drum 20 rotates reversely, the gear ring 23 rotates reversely, and the gear ring 23 drives the rack 24 to drive the coil 26 to move downwards; the threaded rod 12 cooperates with the threaded through hole in a manner similar to a rotary mop. The right end of the threaded rod 12 is provided with a spherical surface 121, so that the threaded rod 12 is matched with the threaded through hole conveniently.
As shown in fig. 1, the measuring cabinet further comprises a spring 13 fixed on the rear side wall of the cabinet body 10 of the measuring cabinet, the spring 13 is sleeved on the periphery of the threaded rod 12, the right end of the spring 13 is in contact with the rotary drum 20, the spring 13 can stretch and retract along the horizontal direction, the stretching direction of the spring 13 is perpendicular to the rear side wall of the cabinet body 10 of the measuring cabinet, and the spring 13 is also connected with an electromagnet of the electromagnetic lock in series.
The specific implementation process is as follows:
in the initial state, the cabinet door 11 is closed, the electromagnetic lock is in the locking state, the electromagnet is electrified, the spring 13 is electrified and contracts, the power switch 27 is pressed, the coil 26 is powered off, and the coil 26 is located at the lower limit position.
When a worker inputs a correct password on the unlocking password device, the unlocking password device controls the electromagnet of the electromagnetic lock to be powered off and the spring 13 to be powered off through the controller, the attraction part and the attracted part of the electromagnetic lock are separated, the spring 13 extends to push the rotary drum 20 to the right, the rotary drum 20 pushes the cabinet door 11 to be opened outwards, so that the cabinet door 11 is opened automatically, meanwhile, the power switch 27 is pressed, the coil 26 is electrified, the threaded rod 12 is matched with the threaded hole to drive the rotary drum 20 to rotate forwards, the gear ring 23 rotates forwards, and the gear ring 23 drives the rack 24 to drive the electrified coil 26 to move upwards to demagnetize the cabinet door 11;
the electromagnetic lock and the spring 13 are electrically connected with a time relay through a controller, and when the electromagnetic lock and the spring 13 are powered off for 1 minute, the electromagnetic lock and the spring 13 are electrified again, so that the cabinet door 11 is convenient to close;
when the staff need close cabinet door 11, the staff slowly closes cabinet door 11 with the hand, the sphere 121 on the in-process threaded rod 12 of closing the door firstly gets into inside the round platform shape of the left end of screw through-hole, threaded rod 12 in this embodiment adopts the hard plastic material that can moderate degree bending, certain toughness has, be similar to the threaded rod 12 of hand push flying saucer, ensure threaded rod 12 and screw through-hole and cooperate smoothly, rotary drum 20 moves left for threaded rod 12, rotary drum 20 reverses, ring gear 23 drives rack 24 and drives coil 26 and move down and reset, in this process, coil 26 demagnetizes cabinet door 11 once more. The spring 13 is extruded in the process that the rotary drum 20 moves leftwards, and the spring 13 can play a role in buffering, so that abnormal sound caused by impact on the cabinet door 11 or damage to the electromagnetic lock can be avoided.
After the cabinet door 11 is closed, the power switch 27 is pressed, the coil 26 is powered off, and the attracted parts of the electromagnetic lock attract each other, so that the electromagnetic lock is automatically locked.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and therefore, the scope of the present invention should be determined by the scope of the claims.
Claims (8)
1. The utility model provides a measurement cabinet automatic door locking device which characterized in that: comprises an electromagnetic lock arranged on a metering cabinet.
2. The automatic door locking device for the metering cabinet as claimed in claim 1, wherein: the electromagnetic lock is electrically connected with an unlocking cipher device through a controller of the electromagnetic lock.
3. The automatic door locking device for the metering cabinet as claimed in claim 1, wherein: a rotating drum (20) with an axis arranged along the horizontal direction is rotatably connected to the inner side wall of the cabinet door (11), a threaded through hole is coaxially formed in the rotating drum (20), a gear ring (23) is fixedly sleeved on the periphery of the rotating drum (20), a rack (24) sliding along the vertical direction is meshed with the gear ring (23), a coil (26) arranged along the horizontal direction is fixed to a part, close to the cabinet door (11), of the rack (24), and the coil (26) is electrically connected with a power supply; the cabinet body (10) is fixed with a threaded rod (12) with an axis arranged along the horizontal direction, and the threaded rod (12) is matched with the threaded through hole.
4. The automatic door locking device for the metering cabinet according to claim 1, wherein: still including fixing spring (13) on the rear side wall of the cabinet body (10) of measurement cabinet, spring (13) can stretch out and draw back along the horizontal direction, the flexible direction of spring (13) is perpendicular with the rear side wall of the cabinet body (10) of measurement cabinet.
5. The automatic door locking device for the metering cabinet as claimed in claim 4, wherein: the spring (13) is connected with an electromagnet of the electromagnetic lock in series.
6. The automatic door locking device for the metering cabinet as claimed in claim 3, wherein: one end of the threaded rod (12) close to the rotary drum (20) is provided with a spherical surface (121), and one end of the threaded through hole close to the threaded rod (12) is provided with a circular table hole (201).
7. The automatic door locking device for the metering cabinet as claimed in claim 3, wherein: the outer side wall of the rotary drum (20) is provided with an annular groove, the periphery of the rotary drum (20) is sleeved with an annular limiting ring (21) matched with the annular groove, the limiting ring (21) is clamped into the annular groove and is rotationally connected with the annular groove, and the limiting ring (21) is fixed with the cabinet door (11) through a fixing rod (22).
8. The automatic door locking device for the metering cabinet as claimed in claim 3, wherein: and a stop block for limiting the limit positions of the upward movement and the downward movement of the rack (24) is fixed on the cabinet door (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210270072.2A CN114645641B (en) | 2022-03-18 | 2022-03-18 | Automatic door locking device of metering cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210270072.2A CN114645641B (en) | 2022-03-18 | 2022-03-18 | Automatic door locking device of metering cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114645641A true CN114645641A (en) | 2022-06-21 |
| CN114645641B CN114645641B (en) | 2023-04-07 |
Family
ID=81995650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210270072.2A Active CN114645641B (en) | 2022-03-18 | 2022-03-18 | Automatic door locking device of metering cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114645641B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2205559Y (en) * | 1994-12-07 | 1995-08-16 | 陈国占 | Low voltage metering box for preventing fraudulent use of electricity |
| US20030205953A1 (en) * | 2002-05-01 | 2003-11-06 | Fox Robert N. | Electromagnetic locking system for cabinet doors and drawers |
| CN109887527A (en) * | 2019-02-22 | 2019-06-14 | 合肥科塑信息科技有限公司 | A kind of efficient Deperming Facility of computer software storage equipment |
| CN212027466U (en) * | 2020-01-08 | 2020-11-27 | 江苏中环电气集团有限公司 | Locking device of cabinet door of switch cabinet |
| CN213026974U (en) * | 2020-08-10 | 2021-04-20 | 深圳市华昱机电设备有限公司 | Intelligent power distribution cabinet with automatic door opening and closing function |
| CN213581097U (en) * | 2020-12-01 | 2021-06-29 | 张彦飞 | Anti-theft electric power meter |
-
2022
- 2022-03-18 CN CN202210270072.2A patent/CN114645641B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2205559Y (en) * | 1994-12-07 | 1995-08-16 | 陈国占 | Low voltage metering box for preventing fraudulent use of electricity |
| US20030205953A1 (en) * | 2002-05-01 | 2003-11-06 | Fox Robert N. | Electromagnetic locking system for cabinet doors and drawers |
| CN109887527A (en) * | 2019-02-22 | 2019-06-14 | 合肥科塑信息科技有限公司 | A kind of efficient Deperming Facility of computer software storage equipment |
| CN212027466U (en) * | 2020-01-08 | 2020-11-27 | 江苏中环电气集团有限公司 | Locking device of cabinet door of switch cabinet |
| CN213026974U (en) * | 2020-08-10 | 2021-04-20 | 深圳市华昱机电设备有限公司 | Intelligent power distribution cabinet with automatic door opening and closing function |
| CN213581097U (en) * | 2020-12-01 | 2021-06-29 | 张彦飞 | Anti-theft electric power meter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114645641B (en) | 2023-04-07 |
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