CN213302317U

CN213302317U - Ammeter that possesses theftproof electric function

Info

Publication number: CN213302317U
Application number: CN202021883668.2U
Authority: CN
Inventors: 周秀丽
Original assignee: Guangdong Nanzong Electromechanical Equipment Co ltd
Current assignee: Guangdong Nanzong Electromechanical Equipment Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-05-28
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses an ammeter that possesses theftproof electric function, comprising a case cover, the positive bottom of case lid just is located middle part fixed mounting and has waterproof box, waterproof box's inner chamber just is located the front of case lid and has seted up first through-hole. The utility model discloses a handheld knob drives the decurrent pull of kelly, the kelly can drive reset spring extrusion downwards in decurrent, the slider slides in the spout, prevent to take place to shift at the in-process of pull, the kelly is when descending certain distance, support the lock body on kelly surface and can inwards move, the one end of lock body can contact the rotational pin, be connected with the rotational pin, insert the rotation from the lockhole with the key this moment, the lock body can drive the rotational pin and rotate and unblank, can open the case lid, better theftproof effect has, the lock body is disconnected with the rotational pin under general condition, it is very difficult to open the case lid, the problem that present mostly does not possess the theftproof electric function has been solved simultaneously.

Description

Ammeter that possesses theftproof electric function

Technical Field

The utility model relates to an ammeter technical field specifically is an ammeter that possesses theftproof electric function.

Background

An electric energy meter is an instrument for measuring electric energy, also called watt-hour meter, fire meter, kilowatt-hour meter, and instruments for measuring various electric quantities, and attention is paid when using the electric energy meter, under the conditions of low voltage (not more than 500 volts) and small current (dozens of amperes), the electric energy meter can be directly connected into a circuit for measurement, under the condition of high voltage or large current, the electric energy meter can not be directly connected with a circuit and needs to be matched with a voltage transformer or a current transformer for use, the electric power is one of the most main energy sources at present and is widely used in industrial and agricultural production, daily life of residents and commercial activities, most of the currently used electricity metering means are to install an electricity meter near the electricity consumer for metering, in the use process, often can reach the purpose of stealing electricity through external power transmission line for national grid system suffers great economic loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ammeter that possesses theftproof electric function possesses the advantage of theftproof electric function, has solved the problem that does not possess the theftproof electric function at present for a large extent.

In order to achieve the above object, the utility model provides a following technical scheme: an ammeter with an anti-electricity-theft function comprises a box cover, wherein a waterproof box is fixedly arranged at the bottom of the front side of the box cover and in the middle of the box cover, a first through hole is formed in the inner cavity of the waterproof box and in the front side of the box cover, a lock body is movably clamped in the inner cavity of the first through hole, a lock hole is formed in the inner cavity of the lock body, a connecting block is fixedly arranged in the inner cavity of the box cover, a groove is formed in the bottom of the connecting block, a second through hole is formed in the bottom of the box cover, a knob is movably clamped in the inner cavity of the second through hole, a clamping rod is fixedly arranged at the top of the knob, sliding blocks are fixedly arranged on the two sides of the clamping rod, a reset spring is fixedly arranged on the bottom of the sliding block, the bottom of the reset spring is fixedly connected with the bottom of the inner cavity, the top of kelly extends to the inner chamber of recess, the right side movable mounting of connecting block has the rotating pin, the back of case lid rotates installs the box.

Preferably, the left side fixed mounting at box top has the surveillance camera head, the right side of surveillance camera head and the top fixed mounting who is located the box have the alarm lamp.

Preferably, the positive top fixed mounting of case lid has observation window, the equal fixed mounting in top and the bottom of box both sides has the mounting panel, the bolt is installed to the positive screw thread of mounting panel.

Preferably, a handle is fixedly arranged on the right side of the front face of the box cover, and a rotating plate is rotatably arranged on the front face of the waterproof box.

Preferably, the top fixed mounting of box inner chamber has the ammeter body, the bottom fixed mounting of ammeter body has the transmission of electricity pipe, the bottom of transmission of electricity pipe runs through to the bottom of box, the fixed surface of transmission of electricity pipe installs the rubber lag.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a handheld knob drives the decurrent pull of kelly, the kelly can drive reset spring extrusion downwards in decurrent, the slider slides in the spout, prevent to take place to shift at the in-process of pull, the kelly is when descending certain distance, support the lock body on kelly surface and can inwards move, the one end of lock body can contact the rotational pin, be connected with the rotational pin, insert the rotation from the lockhole with the key this moment, the lock body can drive the rotational pin and rotate and unblank, can open the case lid, better theftproof effect has, the lock body is disconnected with the rotational pin under general condition, it is very difficult to open the case lid, and the knob adopts hidden design, the theftproof nature has been improved, the problem that at present mostly does not possess the theftproof electric function has been solved simultaneously.

2. The utility model discloses a lock body can not protected by waterproof box corruption such as rainwater, and the warning lamp can send out the warning and can the auto-power-off when receiving impact force and circuit connection problem, can direct observation to the ammeter body through observation window, has avoided frequently opening the case lid and has caused spare part wearing and tearing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side sectional view of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a box cover; 2. a waterproof box; 3. a lock hole; 4. a lock body; 5. a handle; 6. an alarm lamp; 7. an observation window; 8. a surveillance camera; 9. mounting a plate; 10. a bolt; 11. an electricity meter body; 12. a power transmission pipe; 13. a rubber protective sleeve; 14. a rotating plate; 15. connecting blocks; 16. a groove; 17. a first through hole; 18. a slider; 19. a second through hole; 20. a knob; 21. a return spring; 22. a clamping rod; 23. a rotation pin; 24. and (4) a box body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, an electricity meter with a function of preventing electricity stealing comprises a case cover 1, an observation window 7 is fixedly installed at the front top of the case cover 1, mounting plates 9 are fixedly installed at the top and the bottom of two sides of a case body 24, bolts 10 are installed on the front threads of the mounting plates 9, a handle 5 is fixedly installed at the front right side of the case cover 1, a rotating plate 14 is rotatably installed at the front side of a waterproof box 2, a waterproof box 2 is fixedly installed at the front bottom of the case cover 1 and positioned in the middle of the case cover, the lock body 4 can be protected from being corroded by rainwater and the like through the waterproof box 2, an alarm lamp 6 gives an alarm and automatically cuts off power when problems occur due to impact force and circuit connection, the electricity meter body 11 can be directly observed through the observation window 7, abrasion of parts caused by frequently opening the case cover 1 is avoided, a first through hole 17 is formed in, the inner cavity of the first through hole 17 is movably clamped with a lock body 4, the inner cavity of the lock body 4 is provided with a lock hole 3, the inner cavity of the case cover 1 is fixedly provided with a connecting block 15, the bottom of the connecting block 15 is provided with a groove 16, the bottom of the case cover 1 is provided with a second through hole 19, the inner cavity of the second through hole 19 is movably clamped with a knob 20, the top of the knob 20 is fixedly provided with a clamping rod 22, two sides of the clamping rod 22 are both fixedly provided with a slide block 18, the bottom of the slide block 18 is fixedly provided with a return spring 21, the bottom of the return spring 21 is fixedly connected with the bottom of the inner cavity of the case cover 1, one end of the two sides of the inner cavity of the case cover 1 and positioned at the slide block 18 is provided with a slide groove, the slide block 18 is movably clamped in the inner cavity of the slide groove, the top of the clamping rod 22 extends, the alarm lamp 6 is fixedly installed on the right side of the monitoring camera 8 and on the top of the box body 24, the electric meter body 11 is fixedly installed on the top of the inner cavity of the box body 24, the power transmission pipe 12 is fixedly installed on the bottom of the electric meter body 11, the bottom of the power transmission pipe 12 penetrates to the bottom of the box body 24, the rubber protective sleeve 13 is fixedly installed on the surface of the power transmission pipe 12, the clamping rod 22 is driven to pull downwards through the handheld knob 20, the clamping rod 22 can drive the reset spring 21 to extrude downwards while the clamping rod 22 moves downwards, the sliding block 18 slides in the sliding groove to prevent displacement in the pulling process, when the clamping rod 22 descends to a certain distance, the lock body 4 supported on the surface of the clamping rod 22 can move inwards, one end of the lock body 4 can contact the rotating pin 23 and is connected with the rotating pin 23, at the moment, the key is inserted into the rotating from the lock hole 3 and rotates, the lock body 4 can drive the rotating, the anti-theft lock has a good anti-theft effect, the lock body 4 is not connected with the rotating pin 23 under a common condition, the box cover 1 is difficult to open, the knob 20 adopts a hidden design, the anti-theft performance is improved, and the problem that most of the existing anti-theft locks do not have the anti-theft function is solved.

All the components in the utility model are universal standard components or components known by technicians in the field, the structure and principle of the components are known by technicians in the technical manual or known by conventional experimental methods, standard parts used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled by a controller, a control circuit of the controller can be realized by simple programming of technicians in the field, the components belong to the common knowledge in the field, and the application document is mainly used for protecting mechanical devices, so the control mode and circuit connection are not explained in detail in the application document, no specific description will be made herein.

When the anti-theft alarm box is used, the knob 20 is held by hand to drive the clamping rod 22 to be drawn downwards, the clamping rod 22 drives the return spring 21 to be extruded downwards while downwards, the sliding block 18 slides in the sliding groove to prevent the clamping rod 22 from shifting in the drawing process, when the clamping rod 22 descends to a certain distance, the lock body 4 abutted to the surface of the clamping rod 22 moves inwards, one end of the lock body 4 is in contact with the rotating pin 23 and is connected with the rotating pin 23, a key is inserted into the lock hole 3 to rotate at the moment, the lock body 4 drives the rotating pin 23 to rotate to unlock the lock, the box cover 1 can be opened, a good anti-theft effect is achieved, the lock body 4 is not connected with the rotating pin 23 under normal conditions, the box cover 1 is difficult to open, the knob 20 is of a hidden design, the lock body 4 can be protected from being corroded by rainwater and the like through the waterproof box 2, the alarm lamp 6 can give an alarm and can automatically cut off the power when problems occur due to impact, the ammeter body 11 can be directly observed through the observation window 7, and the abrasion of parts caused by frequently opening the box cover 1 is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ammeter that possesses theftproof electric function, includes case lid (1), its characterized in that: the box cover is characterized in that a waterproof box (2) is fixedly mounted at the front bottom of the box cover (1) and positioned in the middle, a first through hole (17) is formed in the inner cavity of the waterproof box (2) and positioned in the front of the box cover (1), a lock body (4) is movably clamped in the inner cavity of the first through hole (17), a lock hole (3) is formed in the inner cavity of the lock body (4), a connecting block (15) is fixedly mounted in the inner cavity of the box cover (1), a groove (16) is formed in the bottom of the connecting block (15), a second through hole (19) is formed in the bottom of the box cover (1), a knob (20) is movably clamped in the inner cavity of the second through hole (19), a clamping rod (22) is fixedly mounted at the top of the knob (20), sliding blocks (18) are fixedly mounted on two sides of the clamping rod (22), and a reset spring, the bottom of reset spring (21) and the bottom fixed connection of case lid (1) inner chamber, the spout has been seted up to the both sides of case lid (1) inner chamber and the one end that is located slider (18), slider (18) activity card is established at the spout inner chamber, the top of kelly (22) extends to the inner chamber of recess (16), the right side movable mounting of connecting block (15) has rotating pin (23), box (24) are installed in the back rotation of case lid (1).

2. The electric meter with the anti-theft function according to claim 1, characterized in that: the left side fixed mounting at box (24) top has surveillance camera head (8), the right side of surveillance camera head (8) and the top fixed mounting who is located box (24) have alarm lamp (6).

3. The electric meter with the anti-theft function according to claim 1, characterized in that: case lid (1) positive top fixed mounting has observation window (7), the top and the equal fixed mounting in bottom of box (24) both sides have mounting panel (9), bolt (10) are installed to the positive screw thread of mounting panel (9).

4. The electric meter with the anti-theft function according to claim 1, characterized in that: the right side of case lid (1) front fixed mounting has handle (5), the front of waterproof box (2) is rotated and is installed rotor plate (14).

5. The electric meter with the anti-theft function according to claim 1, characterized in that: the utility model discloses a power transmission device, including box (24), box (24) inner chamber, the top fixed mounting of box (24) inner chamber has ammeter body (11), the bottom fixed mounting of ammeter body (11) has transmission of electricity pipe (12), the bottom of transmission of electricity pipe (12) runs through to the bottom of box (24), the fixed surface of transmission of electricity pipe (12) installs rubber lag (13).