CN212062702U

CN212062702U - Overvoltage protector

Info

Publication number: CN212062702U
Application number: CN202020848595.7U
Authority: CN
Inventors: 戎玉宝
Original assignee: Jiangsu Changheng Group Control Devices Products Co Ltd
Current assignee: Jiangsu Changheng Group Control Devices Products Co Ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-12-01
Anticipated expiration: 2030-05-20

Abstract

The utility model belongs to the technical field of power equipment, especially, be an overvoltage protector. The utility model discloses an insert the connecting wire back in the connecting hole, then rotate the dwang and drive the lead screw and rotate, install at the lead screw lateral wall through the connecting plate matching, thereby can drive the connecting plate in coordination with the slide bar and carry out the lift removal, then drive the bracing piece downstream, and drive the bracing piece downstream through supporting spring through the slip dish, thereby can tentatively fix the connecting wire, then rotate fastening screw, the lateral wall that makes fastening screw one end run through the connecting hole supports another lateral wall at the connecting wire, thereby accomplish the fixed mounting to the connecting wire, guarantee that the connecting wire can not produce not hard up in the long-time use to overvoltage protector, avoid connecting wire contact failure, prevent to arouse the electric spark and cause the conflagration, also avoid producing the condition that the connecting wire takes place to open circuit, can guarantee overvoltage.

Description

Overvoltage protector

Technical Field

The utility model relates to a power equipment technical field specifically is an overvoltage protector.

Background

All the appliances are most vulnerable to the over-high and under-low voltage of the power grid when in use, both industrial equipment and household appliances have a rated voltage, and the voltage range is conventionally set to be 170V-240V (can be seen on the nameplates or specifications of the appliances). If the voltage exceeds the insulation strength and the voltage withstanding value of the electric appliance, the electric appliance can generate heat, break down and burn out or even fire. At present, the conditions that a large number of electric appliances in a large area are burnt out and burnt out are caused by unstable voltage and overhigh and overlow voltage caused by the fact that a zero line is stolen, equipment is aged, technical faults, artificial faults, natural disasters, power failure and power on again and the like, people have serious losses and no claims, and the trouble of labor and property is met, and an overvoltage, overvoltage and undervoltage protector (also called an electric appliance protector) beneficial to people is additionally arranged to prevent electric fires and protect life and property safety.

There are the following problems:

at present, the connecting wire is likely to be loosened in the long-time use process of the overvoltage protector, poor contact of the connecting wire is caused, electric sparks are likely to be caused, and therefore fire disasters are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an overvoltage protector has solved and has probably leaded to the connecting wire to produce not hard up in present long-time use to overvoltage protector, makes the circuit become contact failure, thereby probably arouses the electric spark to lead to the conflagration, has the connecting wire to take place the condition of opening circuit simultaneously, influences overvoltage protector's normal use problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an overvoltage protector, includes the overvoltage protector body, two connecting holes have been seted up to overvoltage protector body one side, the front end fixed mounting of overvoltage protector body has fastening screw, two sliding trays have all been seted up with the bottom in the top of overvoltage protector body, equal sliding connection has the slide bar in the sliding tray, slide bar bottom middle part sliding connection has the bracing piece, two slide bar top fixedly connected with connecting plate, the lead screw is installed in the matching in the connecting plate, and the lead screw rotates to be connected inside the overvoltage protector body, the notch that agrees with fastening screw and bracing piece is seted up to the lateral wall of connecting hole.

As an optimal technical scheme of the utility model, fastening screw is provided with four, and two fastening screw correspond a connecting hole.

As a preferred technical scheme of the utility model, the front end fixedly connected with solid fixed cylinder of overvoltage protector body, fastening screw installs in the inner wall of solid fixed cylinder.

As an optimal technical scheme of the utility model, the top fixedly connected with dwang of lead screw, the length of dwang is six centimetres to twelve centimetres.

As a preferred technical scheme of the utility model, the slip chamber has been seted up to the inside of slide bar, and sliding connection has the slip dish in the slip chamber, bracing piece fixed connection is at the bottom middle part of slip dish.

As an optimal technical scheme of the utility model, fixed mounting has supporting spring in the slip chamber, supporting spring bottom fixed connection is on the top of slip dish.

As an optimized technical scheme of the utility model, the front end fixed mounting of overvoltage protector body has damper and reset button.

Compared with the prior art, the utility model provides an overvoltage protector possesses following beneficial effect:

this overvoltage protector, through insert the connecting wire back in the connecting hole, then rotate the dwang and drive the lead screw and rotate, install at the lead screw lateral wall through the connecting plate matching, thereby can drive the connecting plate in coordination with the slide bar and carry out the lifting movement, then drive the bracing piece downstream, and drive the bracing piece downstream through supporting spring through the slip dish, thereby can tentatively fix the connecting wire, then rotate fastening screw, the lateral wall that makes fastening screw one end run through the connecting hole supports another lateral wall at the connecting wire, thereby accomplish the fixed mounting to the connecting wire, guarantee that the connecting wire can not produce not hard up in the long-time use to overvoltage protector, avoid connecting wire contact failure, prevent to arouse the electric spark and cause the conflagration, also avoid producing the condition that the connecting wire takes place to break, can guarantee overvoltage protector.

Drawings

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

FIG. 2 is a partial cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1 according to the present invention.

In the figure: 1. an overvoltage protector body; 2. connecting holes; 3. fastening screws; 4. a fixed cylinder; 5. a sliding groove; 6. a slide bar; 7. a support bar; 8. a connecting plate; 9. a screw rod; 10. rotating the rod; 11. a sliding disk; 12. a support spring; 13. an adjusting gate; 14. a reset button.

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.

Referring to fig. 1-3, in this embodiment: an overvoltage protector comprises an overvoltage protector body 1, wherein two connecting holes 2 are formed in one side of the overvoltage protector body 1, fastening screws 3 are fixedly mounted at the front end of the overvoltage protector body 1, two sliding grooves 5 are formed in the top end and the bottom end of the overvoltage protector body 1, sliding rods 6 are connected in the sliding grooves 5 in a sliding mode, supporting rods 7 are connected in the middle of the bottom ends of the sliding rods 6 in a sliding mode, connecting plates 8 are fixedly connected to the top ends of the two sliding rods 6, lead screws 9 are mounted in the connecting plates 8 in a matched mode, the lead screws 9 are connected to the inside of the overvoltage protector body 1 in a rotating mode, and notches matched with the fastening screws 3 and the supporting rods; the connecting line can be fixed in the connecting bore 2 by means of a fastening screw 3.

In the embodiment, four fastening screws 3 are arranged, and two fastening screws 3 correspond to one connecting hole 2; the connecting line mounted in the connecting hole 2 can be firmly mounted by two fastening screws 3. The front end of the overvoltage protector body 1 is fixedly connected with a fixed cylinder 4, and a fastening screw 3 is arranged in the inner wall of the fixed cylinder 4; the fixing cylinder 4 can ensure the firmness and stability of the fastening screw 3 in the installation process. The top end of the screw rod 9 is fixedly connected with a rotating rod 10, and the length of the rotating rod 10 is six centimeters to twelve centimeters; so as to drive the screw rod 9 to rotate through the rotating rod 10. A sliding cavity is formed in the sliding rod 6, a sliding disc 11 is connected in the sliding cavity in a sliding mode, and the supporting rod 7 is fixedly connected to the middle of the bottom end of the sliding disc 11; the stability of the support rod 7 during the supporting process is ensured by the sliding of the sliding disk 11 in the sliding cavity. A supporting spring 12 is fixedly arranged in the sliding cavity, and the bottom end of the supporting spring 12 is fixedly connected to the top end of the sliding disc 11; the sliding disk 11 can be supported in the sliding chamber by means of support springs 12. The front end of the overvoltage protector body 1 is fixedly provided with an adjusting brake 13 and a reset button 14; it is rational in infrastructure, the normal use of the overvoltage protector body 1 of being convenient for.

The utility model discloses a theory of operation and use flow: at first through insert the connecting wire back in connecting hole 2, then rotate dwang 10 and drive lead screw 9 and rotate, install at the lateral wall of lead screw 9 through connecting plate 8 matching, thereby can drive connecting plate 8 in coordination with slide bar 6 and carry out the lift removal, then drive bracing piece 7 downstream, and drive bracing piece 7 downstream through supporting spring 12 through sliding tray 11, thereby can tentatively fix the connecting wire, then rotate fastening screw 3, the lateral wall that makes fastening screw 3 one end run through connecting hole 2 supports another lateral wall at the connecting wire, thereby accomplish the fixed mounting to the connecting wire.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An overvoltage protection device comprising an overvoltage protection device body (1), characterized in that: two connecting holes (2) have been seted up to overvoltage protector body (1) one side, the front end fixed mounting of overvoltage protector body (1) has fastening screw (3), two sliding tray (5) have all been seted up with the bottom on the top of overvoltage protector body (1), equal sliding connection has slide bar (6) in sliding tray (5), slide bar (6) bottom middle part sliding connection has bracing piece (7), two slide bar (6) top fixedly connected with connecting plate (8), match in connecting plate (8) and install lead screw (9), and lead screw (9) rotate to be connected inside overvoltage protector body (1), the notch that agrees with fastening screw (3) and bracing piece (7) is seted up to the lateral wall of connecting hole (2).

2. An overvoltage protector according to claim 1, wherein: the number of the fastening screws (3) is four, and the two fastening screws (3) correspond to one connecting hole (2).

3. An overvoltage protector according to claim 1, wherein: the front end fixedly connected with of overvoltage protector body (1) is fixed cylinder (4), fastening screw (3) are installed in the inner wall of fixed cylinder (4).

4. An overvoltage protector according to claim 1, wherein: the top fixedly connected with dwang (10) of lead screw (9), the length of dwang (10) is six centimetres to twelve centimetres.

5. An overvoltage protector according to claim 1, wherein: the inside of slide bar (6) has been seted up the slip chamber, and sliding connection has slip dish (11) in the slip chamber, bracing piece (7) fixed connection is in the bottom middle part of slip dish (11).

6. An overvoltage protector according to claim 5, wherein: and a supporting spring (12) is fixedly arranged in the sliding cavity, and the bottom end of the supporting spring (12) is fixedly connected to the top end of the sliding disc (11).

7. An overvoltage protector according to claim 1, wherein: the front end of the overvoltage protector body (1) is fixedly provided with an adjusting brake (13) and a reset button (14).