CN109098563B

CN109098563B - Automatic locking device of metering box

Info

Publication number: CN109098563B
Application number: CN201811075203.1A
Authority: CN
Inventors: 于耀文; 王彦召; 孙聪敏
Original assignee: Luohe Huili Industry Group Co ltd
Current assignee: Luohe Huili industry (Group) Co.,Ltd.
Priority date: 2018-09-14
Filing date: 2018-09-14
Publication date: 2021-07-09
Anticipated expiration: 2038-09-14
Also published as: CN109098563A

Abstract

The invention discloses an automatic locking device of a metering box, which comprises a metering box body, a high-voltage vacuum circuit breaker, a metering electric energy meter and a box door, wherein the high-voltage vacuum circuit breaker is arranged at the upper end of the metering box body, the metering electric energy meter is arranged on the vertical inner wall of the metering box body, the high-voltage vacuum circuit breaker penetrates through the metering box body and is connected with the metering electric energy meter, the metering box body is a rectangular box body with an opening at the front end, the box door is arranged in the opening of the metering box body, a lock body is arranged at one side of the box door close to the metering electric energy meter, a lock hole part of the lock body also penetrates through the box door and extends outwards, a trapezoidal columnar lock tongue is arranged in the lock body, a first arc-shaped plate is fixedly welded at one side. This automatic blocking device of batch meter can be after opening, and the chamber door slowly resets, finally carries out the automatic locking.

Description

Automatic locking device of metering box

Technical Field

The invention belongs to the technical field of automatic locking, and particularly relates to an automatic locking device of a metering box.

Background

The metering box is the total of metering devices and auxiliary equipment necessary for metering electric energy, and comprises an electric energy meter, a voltage for metering, a current transformer and a secondary circuit thereof, an electric energy metering screen, a cabinet, a box and the like. The direct access type must set up the incoming line switch room, measures the room and appears the switch room; the access via the transformers necessitates the setting of line switchrooms, transformer rooms, metering rooms and appearance switchrooms. Each functional area is independently separated. The electric energy meter and the power consumption information acquisition terminal are respectively arranged on the fixed clamp, the mounting frame or the grid plate. At present, the management of the meter box of the electric power department is very disordered no matter the meter box is blocked or locked, and the electrician can not even lock the meter box in many times, so that the phenomena of meter loss, electricity stealing by users and the like occur, and the public resources are wasted.

For example, chinese patent document CN201420686202.1 discloses an automatic locking device for a metering box, which comprises a high-voltage vacuum circuit breaker, a metering electric energy meter, a metering box, a box door, a self-locking built-in lock and an elastic material, and has the advantages that the opened box door of the metering box can be automatically locked by a rubber band or a spring, and the automatic locking device for a metering box has the following disadvantages: the automatic locking position of the box door is inaccurate, and the position from which the box door can be automatically closed cannot be determined, so that the use is inconvenient.

Disclosure of Invention

The present invention is directed to an automatic locking device for a batch meter, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic locking device of a metering box comprises a metering box body, a high-voltage vacuum circuit breaker, a metering electric energy meter and a box door, wherein the high-voltage vacuum circuit breaker is arranged at the upper end of the metering box body, the metering electric energy meter is installed on the vertical inner wall of the metering box body, the high-voltage vacuum circuit breaker penetrates through the metering box body and is connected with the metering electric energy meter, the metering box body is a rectangular box body with an opening at the front end, the box door is arranged in the opening of the metering box body, a lock body is installed on one side, close to the metering electric energy meter, of the box door, a lock hole part of the lock body further penetrates through the box door and extends;

the side, far away from the lock body, of the box door is fixedly welded with a first arc-shaped plate, two groups of supporting plates are fixedly welded on the vertical side face of the periphery of the metering box body, bearing seats are fixedly welded on the adjacent side faces of the two groups of supporting plates, a rotating shaft is rotatably connected between the two groups of bearing seats, the rotating shaft penetrates through a through hole of the first arc-shaped plate, one end, close to the supporting plates, of the first arc-shaped plate is arranged in a circular arc shape and is fixedly connected with the first arc-shaped plate, two groups of torsion springs are sleeved on the rotating shaft, the first arc-shaped plate is arranged between the two groups of torsion springs, one end of each torsion spring is;

the chamber door side bonds first magnetite piece through the viscose, first magnetite piece sets up the one side at the lock body, the preceding terminal surface of measurement box bonds through the viscose has second magnetite piece and third magnetite piece, the backup pad sets up between second magnetite piece and chamber door, third magnetite piece sets up the right side at the chamber door, inter attraction between first magnetite piece and the second magnetite piece, inter attraction between first magnetite piece and the third magnetite piece.

Preferably, the fixed welding of chamber door front end has vertical baffle, and the fixed welding in side that vertical baffle extension is close to the measurement box has three second arcs of group, and three second arcs of group are arranged at vertical baffle side equidistance, the one end fixed welding that vertical baffle was kept away from to the second arc has the connecting plate, the centre of second arc inside wall and pressure spring's one end welded fastening, pressure spring's the other end also with the side welded fastening of connecting plate, one side that vertical baffle was kept away from to the connecting plate has the rubber slab through the viscose bonding.

Preferably, the box door bores and is equipped with the rectangle recess, and rectangle recess inner wall bonds through the viscose has the transparent glass board, the position of transparent glass board and the corresponding setting in position of measurement electric energy meter, the still fixed welding of box door front end has the handle, the handle sets up the below at the transparent glass board.

Preferably, the vertical side of periphery of measurement box has still bonded the plastics fender bracket through the viscose, the plastics fender bracket sets up the periphery at second magnet piece and third magnet piece respectively, and the through-hole that the rectangle array was arranged is bored to the side of plastics fender bracket.

Preferably, the fixed welding of the vertical side of two symmetries of measurement box has the engaging lug, and the side equidistance of engaging lug measurement box arranges.

Preferably, the vertical curb plate that two symmetries of measurement box set up bores and is equipped with the louvre, and the rectangle array is arranged on vertical curb plate to the multiunit louvre, and the louvre setting has the gauze at the front end of engaging lug, and the louvre inner wall bonds through the viscose.

The invention has the technical effects and advantages that: the automatic locking device of the metering box is characterized in that after the box door is opened, the torsion spring rotates the box door to rotate and reset under the action of the rebounding force, the first magnet block and the second magnet block slow down the resetting speed of the box door under the action of the attraction force, when the torsion spring rotates the box door to a forty-five degree included angle with the metering box body, the torsion force of the torsion spring disappears, the attraction force of the first magnet block and the third magnet block becomes large at the moment, the attraction force of the first magnet block and the second magnet block becomes small, the box door resets under the action of the attraction force between the first magnet block and the third magnet block, the magnet torsion spring starts to reverse and provides the reversing force, the box door also slowly advances in the resetting process, the box door can slowly reset all the time after being opened, the working of a worker is facilitated to work in the resetting process, and finally the box door depends on inertia, so that the box door is locked by using the lock body and, thereby avoided the chamber door not have the emergence of the various unexpected condition that the locking appears, through second arc and compression spring, reduced the inertia of chamber door and to the injury of measurement box, the engaging lug of increase makes things convenient for the measurement box fixed, and the automatic blocking device of this batch meter can be after opening, and the chamber door slowly resets, finally carries out the automatic locking.

Drawings

FIG. 1 is a front view of the present invention with the door closed;

FIG. 2 is a front view of the present invention with the door open;

FIG. 3 is a right side view of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

fig. 5 is an enlarged view of the structure at B in fig. 3 according to the present invention.

In the figure: 1 measurement box, 2 high-voltage vacuum circuit breaker, 3 measurement electric energy meters, 4 chamber doors, 5 lock bodies, 6 spring bolts, 7 first arcs, 8 backup pads, 9 bearing frames, 10 axis of rotation, 11 torsion spring, 12 first magnet, 13 second magnet, 14 third magnet, 15 vertical baffles, 6 second arcs, 17 connecting plates, 18 rubber slab, 19 clear glass board, 20 plastics fender bracket, 21 gauze, 22 engaging lug, 23 handles, 24 compression spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless otherwise indicated, all references to up, down, left, right, etc. directions herein are made to the same as shown in fig. 1-5, and are hereby incorporated by reference.

The invention provides an automatic locking device of a metering box as shown in figures 1-5, which comprises a metering box body 1, a high-voltage vacuum circuit breaker 2, a metering electric energy meter 3 and a box door 4, wherein the high-voltage vacuum circuit breaker 2 is arranged at the upper end of the metering box body 1, the metering electric energy meter 3 is arranged on the vertical inner wall of the metering box body 1, the high-voltage vacuum circuit breaker 2 penetrates through the metering box body 1 to be connected with the metering electric energy meter 3, the metering box body 1 is a rectangular box body with an opening at the front end, the box door 4 is arranged in the opening of the metering box body 1, a lock body 5 is arranged on one side of the box door 4 close to the metering electric energy meter 3, a lock hole part of the lock body 5 also penetrates through the box door 4 and extends outwards, and;

a first arc-shaped plate 7 is fixedly welded on one side, away from the lock body 5, of the box door 4, two groups of supporting plates 8 are fixedly welded on the vertical side face of the periphery of the metering box body 1, bearing seats 9 are fixedly welded on the adjacent side faces of the two groups of supporting plates 8, a rotating shaft 10 is rotatably connected between the two groups of bearing seats 9, the rotating shaft 10 penetrates through a through hole of the first arc-shaped plate 7, one end, close to the supporting plates 8, of the first arc-shaped plate 7 is in a circular arc shape and is fixedly connected with the first arc-shaped plate 7, two groups of torsion springs 11 are sleeved on the rotating shaft 10, the first arc-shaped plate 7 is arranged between the two groups of torsion springs 11, one end of each torsion spring 11 is fixedly welded with the side face of the first arc-shaped plate 7, and the other end of each torsion;

4 sides of chamber door pass through the viscose first magnet piece 12 that bonds, first magnet piece 12 sets up the one side at lock body 5, the preceding terminal surface of measurement box 1 bonds through the viscose has second magnet piece 13 and third magnet piece 14, backup pad 8 sets up between second magnet piece 13 and chamber door 4, third magnet piece 14 sets up the right side at chamber door 4, inter attraction between first magnet piece 12 and the second magnet piece 13 becomes the resistance of chamber door 4 gyration first half way that resets, inter attraction between first magnet piece 12 and the third magnet piece 14 becomes chamber door 4 gyration power of the back half way that resets.

Specifically, 4 front end fixed welding of chamber door has vertical baffle 15, and the fixed welding in side that vertical baffle 15 extension is close to measurement box 1 has three second arcs of group 16, and three second arcs of group 16 are arranged at vertical baffle 15 side equidistance, the fixed welding in one end that vertical baffle 15 was kept away from to second arc 16 has connecting

plate

17, 16 inside walls of second arc centre with pressure spring 24's one end welded fastening, pressure spring 24's the other end also with connecting plate 17's side welded fastening, one side that vertical baffle 15 was kept away from to connecting plate 17 has rubber slab 18 through the viscose bonding, provides certain buffering, reduces the inertia of 4 gyrations of chamber door to the damage of measurement box 1.

Specifically, chamber door 4 bores and is equipped with the rectangle recess, and rectangle recess inner wall bonds through the viscose has clear glass board 19, clear glass board 19's position and measurement electric energy meter 3's position correspond the setting, conveniently reads the numerical value of measurement electric energy meter 3, 4 front ends of chamber door still fixed welding have handle 23, are convenient for rotate chamber door 4, handle 23 sets up the below at clear glass board 19.

Specifically, the vertical side in periphery of measurement box 1 has still bonded plastics fender bracket 20 through the viscose, plastics fender bracket 20 sets up respectively in the periphery of second magnet piece 13 and third magnet piece 14, and the through-hole that the rectangle array was arranged is bored to the side of plastics fender bracket 20, can protect second magnet piece 13 and third magnet piece 14, avoids it to be damaged.

Specifically, the fixed welding of the vertical side of two symmetries of measurement box 1 has the engaging lug, and the side equidistance of engaging lug 22 measurement box 1 is arranged, and the installation of the measurement box 1 of being convenient for is fixed, increases its application scope indirectly.

Specifically, the vertical curb plate that two symmetries of measurement box 1 set up bores and is equipped with the louvre, and the rectangle array is arranged on vertical curb plate to the multiunit louvre, and the louvre setting has gauze 21 at the front end of engaging lug 22, and the louvre inner wall bonds through the viscose, and in daily work process, the louvre can the circulation air, and gauze 21 blocks entering measurement box 1 such as dust to a certain extent.

Specifically, in the automatic locking device of the metering box, a worker fixes the metering box body 1 by using the connecting lugs 22, reads the numerical value of the metering electric energy meter 3 by using the transparent glass plate 19, opens the lock body 5 by using a key, rotates the box door 4 by using the handle 23, then works, during the period, the box door 4 can be reset slowly, before the box door 4 and the metering box body 1 are reset to forty-five degrees, the rotating force of the torsion spring 11 pulls the box door 4 to rotate, the suction force between the first magnet block 12 and the second magnet block 13 is the resistance to slow down the reset speed, after the angle is less than forty-five degrees, the suction force between the first magnet block 12 and the third magnet block 14 pulls the box door 4 to continue to rotate, the reversing force of the torsion spring 11 is the resistance to slow down the reset speed, and finally under the inertia effect of the box door 4, the box door 4 is locked with the metering box body 1 by using the lock body 5, the compression rebound of the second arc-shaped plate 16 and the pressure spring 24 reduces the damage to the metering box body 1 when the box door 4 is locked,

finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an automatic blocking device of batch meter, includes measurement box (1), high-pressure vacuum circuit breaker (2), measurement electric energy meter (3) and chamber door (4), its characterized in that: the metering box is characterized in that a high-voltage vacuum circuit breaker (2) is arranged at the upper end of the metering box body (1), a metering electric energy meter (3) is installed on the vertical inner wall of the metering box body (1), the high-voltage vacuum circuit breaker (2) penetrates through the metering box body (1) to be connected with the metering electric energy meter (3), the metering box body (1) is arranged into a rectangular box body with an opening at the front end, a box door (4) is arranged in the opening of the metering box body (1), a lock body (5) is installed on one side, close to the metering electric energy meter (3), of the box door (4), a lock hole part of the lock body (5) also penetrates through the box door (4) and extends outwards, and a trapezoidal columnar lock; a first arc-shaped plate (7) is fixedly welded on one side of the box door (4) far away from the lock body (5), two groups of supporting plates (8) are fixedly welded on the vertical side surface of the periphery of the metering box body (1), bearing seats (9) are fixedly welded on the adjacent side surfaces of the two groups of supporting plates (8), a rotating shaft (10) is rotatably connected between the two groups of bearing seats (9), the rotating shaft (10) penetrates through the through hole of the first arc-shaped plate (7), one end of the first arc-shaped plate (7) close to the supporting plate (8) is arc-shaped, the rotating shaft (10) is sleeved with two groups of torsion springs (11), the first arc-shaped plate (7) is arranged between the two groups of torsion springs (11), one end of each torsion spring (11) is fixedly welded with the side face of the first arc-shaped plate (7), and the other end of each torsion spring (11) is fixedly welded with the side face of the adjacent supporting plate (8); chamber door (4) side is through viscose bonding first magnet piece (12), first magnet piece (12) set up the one side in lock body (5), the preceding terminal surface of measurement box (1) bonds through the viscose has second magnet piece (13) and third magnet piece (14), backup pad (8) set up between second magnet piece (13) and chamber door (4), third magnet piece (14) set up the right side in chamber door (4), attract each other between first magnet piece (12) and second magnet piece (13), attract each other between first magnet piece (12) and third magnet piece (14).

2. The automatic locking device of a batch tank according to claim 1, characterized in that: fixed welding of chamber door (4) front end has vertical baffle (15), and vertical baffle (15) extension is close to the fixed welding in side of measurement box (1) has three second arcs of group (16), and three second arcs of group (16) are arranged at vertical baffle (15) side equidistance, the fixed welding in one end of vertical baffle (15) has connecting plate (17) is kept away from in second arc (16), second arc (16) inside wall centre and the one end welded fastening of pressure spring (24), the other end of pressure spring (24) also with the side welded fastening of connecting plate (17), one side that vertical baffle (15) were kept away from in connecting plate (17) is through viscose bonding has rubber slab (18).

3. The automatic locking device of a batch tank according to claim 1, characterized in that: the utility model discloses a safe and reliable electric energy meter, including chamber door (4), rectangle recess, transparent glass board (19) are equipped with in the brill of chamber door (4), and rectangle recess inner wall bonds through the viscose has transparent glass board (19), the position of transparent glass board (19) and the corresponding setting in position of measurement electric energy meter (3), chamber door (4) front end still fixed welding has handle (23), handle (23) set up the below at transparent glass board (19).

4. The automatic locking device of a batch tank according to claim 1, characterized in that: the vertical side of periphery of measurement box (1) has plastics fender bracket (20) through the viscose still bonding, plastics fender bracket (20) set up respectively in the periphery of second magnet piece (13) and third magnet piece (14), and the through-hole that the side of plastics fender bracket (20) was bored and is equipped with the rectangular array and arranges.

5. The automatic locking device of a batch tank according to claim 1, characterized in that: the fixed welding of the vertical side of two symmetries of measurement box (1) has the engaging lug, and the side equidistance of engaging lug (22) measurement box (1) is arranged.

6. The automatic locking device of a batch tank according to claim 1, characterized in that: the vertical curb plate that two symmetries of measurement box (1) set up bores and is equipped with the louvre, and the rectangle array is arranged on vertical curb plate to the multiunit louvre, and the louvre sets up the front end at engaging lug (22), and the louvre inner wall has gauze (21) through the viscose bonding.