CN214429243U

CN214429243U - Circuit breaker energy storage motor protection device

Info

Publication number: CN214429243U
Application number: CN202120549760.3U
Authority: CN
Inventors: 周燕; 陈君
Original assignee: Zhuhai Tianwo Electric Power Technology Co ltd
Current assignee: Zhuhai Tianwo Electric Power Technology Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-10-19
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses a circuit breaker energy storage motor protection device, including driving motor, mounting panel and protective housing, still including the protective structure who is convenient for realize unusual automatic power-off, be convenient for report to the police the alarm structure of alarm and be convenient for strengthen the stable anti-disengaging structure of installation, driving motor's below is provided with the mounting panel, and the bottom of mounting panel installs the protective housing, the current ware is installed on the inside top of protective housing, protective structure installs the bottom in the protective housing inside, the equal sliding connection of intermediate position department at mounting panel top both ends has the bracing piece, and the centre gripping ring is all installed to the inboard of bracing piece. The utility model discloses a size of current ware detection current value to signal transmission to the PLC controller will be detected, whether normal through the PLC controller judgement current value, control pneumatic telescopic link work promptly when the current value and drive the current conducting plate downstream and the conducting block separation, thereby avoid driving motor impaired with the circuit disconnection.

Description

Circuit breaker energy storage motor protection device

Technical Field

The utility model relates to an energy storage motor protection technical field specifically is circuit breaker energy storage motor protection device.

Background

Energy storage motor is the motor that charges the ability for energy storage spring in the circuit breaker, and its work is after the breaker action closes a floodgate, and the energy storage unit stretches energy storage spring through energy storage motor, carries out automatic energy storage for the circuit breaker, use when closing a floodgate operation or the circuit breaker carries out automatic reclosing next time in order to be equipped with, therefore energy storage motor's safety is especially important, need add certain protection device, but current circuit breaker energy storage motor protection device still has many problems or defect:

first, traditional circuit breaker energy storage motor protection device is not convenient for stable installation, and the installation easily takes place phenomenon such as bolt looseness, leads to the installation to drop.

Second, traditional circuit breaker energy storage motor protection device can't realize the abnormal current outage, when the circuit goes wrong, can't realize the auto-power-off to lead to burning out.

Thirdly, the traditional circuit breaker energy storage motor protection device lacks a suitable alarm system, and cannot give an alarm after abnormal power failure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit breaker energy storage motor protection device to solve stable installation of being not convenient for, can't realize abnormal current outage and lack suitable alarm system's problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a circuit breaker energy storage motor protection device comprises a driving motor, a mounting plate and a protection box, and further comprises a protection structure convenient for realizing abnormal automatic power-off, an alarm structure convenient for alarming and an anti-falling structure convenient for strengthening stable mounting;

an installation plate is arranged below the driving motor, a protection box is arranged at the bottom end of the installation plate, a PLC is arranged at one end of the protection box, a current device is arranged at the top end inside the protection box, and the protection structure is arranged at the bottom end inside the protection box;

the alarm structure is arranged in the middle of two sides of the protective box;

the equal sliding connection in intermediate position department at mounting panel top both ends has the bracing piece, and the centre gripping ring is all installed to the inboard of bracing piece, the connecting plate is all installed to the top and the bottom of centre gripping ring, anti-disengaging structure installs the inside at the connecting plate.

Preferably, protective structure includes the support, the support mounting is in the intermediate position department of the inside bottom of protecting box, and the both sides on the inside top of support all install the conducting block, pneumatic telescopic rod is installed to the inside bottom of protecting box of conducting block below, and pneumatic telescopic rod's output installs the current conducting plate.

Preferably, the slide has all been seted up at the both ends on mounting panel top, and the bracing piece of slide top passes through the slider and links to each other with the slide.

Preferably, the alarm structure includes audible and visual alarm, feeler lever, connecting rod and touch switch, audible and visual alarm installs in the intermediate position department of protecting box both sides, and the inside one side of audible and visual alarm is provided with touch switch, audible and visual alarm's bottom sliding connection has the feeler lever, and one side of feeler lever runs through the connecting rod that protecting box sliding connection has and the current conducting plate links to each other.

Preferably, the shape of the clamping ring is semicircular, and rubber cushions are mounted on the inner sides of the clamping ring.

Preferably, anti-disengaging structure includes kelly, slide and reset spring, reset spring installs in the inside intermediate position department of connecting plate, and reset spring's the equal sliding connection in both sides has the slide, the one end through connection board sliding connection of slide has the kelly.

Preferably, the fixed plates are installed on two sides of the connecting plate, and the fixing bolts are rotatably connected to the middle positions of the fixed plates.

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

(1) the clamping ring is pulled to clamp the driving motor through the clamping ring, the driving motor, the fixing bolt, the fixing plate, the reset spring, the sliding plate and the clamping rod, then the fixing bolt is rotated to lock the fixing plate, the device is installed on the driving motor, and meanwhile the sliding plate is driven to reset under the elastic action of the reset spring, so that the clamping rod abuts against the fixing bolt, the fixing bolt is prevented from loosening, and the installation stability is further improved;

(2) the current device is used for detecting the magnitude of a current value and sending a detected signal to the PLC controller, the PLC controller is used for judging whether the current value is normal or not, and when the current value is abnormal, the pneumatic telescopic rod is controlled to work to drive the current conducting plate to move downwards to be separated from the conductive block, so that a circuit is disconnected and the driving motor is prevented from being damaged;

(3) through being provided with current conducting plate, conducting block, connecting rod, feeler lever, touch switch and audible-visual annunciator, through in the time of current conducting plate and conducting block break away from, drive the connecting rod downstream to make feeler lever downstream and with the touch switch contact, and then with the circuit switch-on of audible-visual annunciator, take place alarm sound and alarm light through audible-visual annunciator in order to indicate the staff.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a drive motor; 2. mounting a plate; 3. a protective box; 4. an alert structure; 401. an audible and visual alarm; 402. a feeler lever; 403. a connecting rod; 404. a touch switch; 5. a pneumatic telescopic rod; 6. a conductive plate; 7. a support; 8. a conductive block; 9. an electric current device; 10. a slideway; 11. a slider; 12. a clamp ring; 13. a PLC controller; 14. a support bar; 15. a fixing plate; 16. a fixing bolt; 17. an anti-falling structure; 1701. a clamping rod; 1702. a slide plate; 1703. a return spring; 18. a connecting plate.

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.

Example 1: referring to fig. 1-4, a circuit breaker energy storage motor protection device comprises a driving motor 1, a mounting plate 2 and a protection box 3, and further comprises a protection structure convenient for realizing abnormal automatic power off, an alarm structure 4 convenient for alarming and alarming, and an anti-drop structure 17 convenient for strengthening stable installation;

the mounting plate 2 is arranged below the driving motor 1, the protective box 3 is mounted at the bottom end of the mounting plate 2, the PLC 13 is mounted at one end of the protective box 3, the type of the PLC 13 can be DVP40ES200T, the current device 9 is mounted at the top end inside the protective box 3, and the protective structure is mounted at the bottom end inside the protective box 3;

the alarm structure 4 is arranged in the middle of two sides of the protective box 3;

the middle positions of the two ends of the top end of the mounting plate 2 are both connected with a support rod 14 in a sliding mode, clamping rings 12 are mounted on the inner sides of the support rods 14, connecting plates 18 are mounted at the top end and the bottom end of each clamping ring 12, and an anti-falling structure 17 is mounted inside each connecting plate 18;

referring to fig. 1-4, the circuit breaker energy storage motor protection device further comprises a protection structure, the protection structure comprises a support 7, the support 7 is installed at the middle position of the bottom end inside the protection box 3, conductive blocks 8 are installed on two sides of the top end inside the support 7, a pneumatic telescopic rod 5 is installed at the bottom end inside the protection box 3 below the conductive blocks 8, the type of the pneumatic telescopic rod 5 can be TAF-102, and a conductive plate 6 is installed at the output end of the pneumatic telescopic rod 5;

specifically, as shown in fig. 1, 2 and 3, when the structure is used, firstly, the current value is detected by the current device 9 during working, and a detected signal is sent to the PLC controller 13, whether the current value is normal or not is judged by the PLC controller 13, and when the current value is abnormal, the pneumatic telescopic rod 5 is controlled to work to drive the conductive plate 6 to move downwards to be separated from the conductive block 8, so that the circuit is disconnected to prevent the driving motor 1 from being damaged.

Example 2: the two ends of the top end of the mounting plate 2 are both provided with a slideway 10, and a support rod 14 above the slideway 10 is connected with the slideway 10 through a slide block 11;

the shape of the clamping ring 12 is semicircular, and rubber cushions are arranged on the inner sides of the clamping ring 12;

the anti-dropping structure 17 comprises a clamping rod 1701, a sliding plate 1702 and a return spring 1703, wherein the return spring 1703 is arranged in the middle position inside the connecting plate 18, the sliding plate 1702 is connected to both sides of the return spring 1703 in a sliding manner, and one end of the sliding plate 1702 penetrates through the connecting plate 18 and is connected with the clamping rod 1701 in a sliding manner;

the two sides of the connecting plate 18 are both provided with a fixing plate 15, and the middle position of the fixing plate 15 is rotatably connected with a fixing bolt 16;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the structure is used, the clamping ring 12 is pulled to slide in the slideway 10 through the slider 11 to clamp the driving motor 1, and then the fixing bolt 16 is rotated to lock the fixing plate 15, so that the device is installed on the driving motor 1, and the sliding plate 1702 is driven to reset under the elastic action of the reset spring 1703, so that the clamping rod 1701 abuts against the fixing bolt 16, the fixing bolt 16 is prevented from loosening, and the installation stability is further improved.

Example 3: the alarm structure 4 comprises an acousto-optic alarm 401, a feeler lever 402, a connecting rod 403 and a touch switch 404, wherein the acousto-optic alarm 401 is arranged at the middle position of two sides of the protective box 3, the type of the acousto-optic alarm 401 can be YS-BJ02, the touch switch 404 is arranged on one side inside the acousto-optic alarm 401, the bottom end of the acousto-optic alarm 401 is connected with the feeler lever 402 in a sliding manner, and one side of the feeler lever 402 penetrates through the protective box 3 and is connected with the connecting rod 403 connected with the conductive plate 6 in a sliding manner;

specifically, as shown in fig. 1 and 3, when the structure is used, the conductive plate 6 is separated from the conductive block 8, and the connecting rod 403 is driven to move downward, so that the contact rod 402 moves downward and contacts with the touch switch 404, the circuit of the acousto-optic alarm 401 is connected, and an alarm sound and an alarm light are generated through the acousto-optic alarm 401 to prompt a worker.

The output end of the PLC 13 is electrically connected with the pneumatic telescopic rod 5 and the acousto-optic alarm 401 through wires, and the input end of the PLC 13 is electrically connected with the current device 9.

The working principle is as follows: when the device is used, the clamping ring 12 is pulled to slide in the slideway 10 through the slide block 11 to clamp the driving motor 1, the fixing plate 16 is rotated to lock the fixing plate 15, so that the device is installed on the driving motor 1, and the sliding plate 1702 is driven to reset under the elastic action of the reset spring 1703, so that the clamping rod 1701 supports the fixing bolt 16, the fixing bolt 16 is prevented from loosening, and the installation stability is further improved;

when the pneumatic telescopic rod type electric shock absorber works, the current value is detected through the current device 9, a detected signal is sent to the PLC 13, whether the current value is normal or not is judged through the PLC 13, and when the current value is abnormal, the pneumatic telescopic rod 5 is controlled to work to drive the current conducting plate 6 to move downwards to be separated from the current conducting block 8, so that a circuit is disconnected, and the driving motor 1 is prevented from being damaged;

when the conductive plate 6 is separated from the conductive block 8, the connecting rod 403 is driven to move downwards, so that the contact rod 402 moves downwards and contacts with the touch switch 404, the circuit of the acousto-optic alarm 401 is connected, and an alarm sound and an alarm light are generated through the acousto-optic alarm 401 to prompt a worker.

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 a circuit breaker energy storage motor protection device, includes driving motor (1), mounting panel (2) and protective housing (3), its characterized in that: the safety protection device also comprises a protection structure convenient for realizing abnormal automatic power-off, an alarm structure (4) convenient for alarming and an anti-falling structure (17) convenient for strengthening stable installation;

the protection device is characterized in that an installation plate (2) is arranged below the driving motor (1), a protection box (3) is installed at the bottom end of the installation plate (2), a PLC (programmable logic controller) (13) is installed at one end of the protection box (3), a current device (9) is installed at the top end of the interior of the protection box (3), and the protection structure is installed at the bottom end of the interior of the protection box (3);

the alarm structure (4) is arranged in the middle of two sides of the protective box (3);

the equal sliding connection in intermediate position department at mounting panel (2) top both ends has bracing piece (14), and the inboard of bracing piece (14) all installs grip ring (12), connecting plate (18) are all installed to the top and the bottom of grip ring (12), anti-disengaging structure (17) are installed in the inside of connecting plate (18).

2. The circuit breaker stored energy motor protection device of claim 1, wherein: protective structure includes support (7), intermediate position department in the inside bottom of protecting box (3) is installed in support (7), and the both sides on the inside top of support (7) all install conducting block (8), pneumatic telescopic link (5) are installed to the inside bottom of protecting box (3) of conducting block (8) below, and the output of pneumatic telescopic link (5) installs current conducting plate (6).

3. The circuit breaker stored energy motor protection device of claim 1, wherein: slide (10) have all been seted up at the both ends on mounting panel (2) top, and bracing piece (14) above slide (10) link to each other with slide (10) through slider (11).

4. The circuit breaker stored energy motor protection device of claim 1, wherein: alarm structure (4) include acousto-optic siren (401), feeler lever (402), connecting rod (403) and touch switch (404), install the intermediate position department in guard box (3) both sides acousto-optic siren (401), and the inside one side of acousto-optic siren (401) is provided with touch switch (404), the bottom sliding connection of acousto-optic siren (401) has feeler lever (402), and one side of feeler lever (402) runs through guard box (3) sliding connection has connecting rod (403) that link to each other with electrically conductive plate (6).

5. The circuit breaker stored energy motor protection device of claim 1, wherein: the shape of the clamping ring (12) is semicircular, and rubber cushions are arranged on the inner sides of the clamping ring (12).

6. The circuit breaker stored energy motor protection device of claim 1, wherein: anti-disengaging structure (17) are including card pole (1701), slide (1702) and reset spring (1703), reset spring (1703) are installed in connecting plate (18) inside intermediate position department, and the equal sliding connection in both sides of reset spring (1703) has slide (1702), the one end of slide (1702) is run through connecting plate (18) sliding connection has card pole (1701).

7. The circuit breaker stored energy motor protection device of claim 1, wherein: fixed plates (15) are installed on two sides of the connecting plate (18), and a fixed bolt (16) is rotatably connected to the middle position of each fixed plate (15).