CN111882981A - Warning device for overhauling terminal row of electric cabinet of transformer substation - Google Patents

Abstract

The invention discloses a warning device for overhauling a terminal block of an electrical cabinet of a substation, comprising a warning plate, one side of the warning plate is slidably connected with a return-type dustproof net, and a side wall of the warning plate is provided with a warning plate for the return One side of the return type dust screen is connected to the inner side wall of the return type groove through a first return spring, and the warning board is provided with a return type dust filter for the return type dust filter. The limit mechanism of the net limit. The structure of the present invention is reasonable in design, and dust can be prevented from adhering to the terminal row by the arrangement of the return-type dust-proof net; the arrangement of the first spring can realize that when the return-type dust-proof net is pressed against the cabinet door, when the warning board receives When squeezed, the first spring can be used to achieve buffering and protection; the electrical cabinet door and the top side wall of the electrical cabinet can be supported obliquely through the connecting block, the connecting sleeve rod and the U-shaped clamping block, so as to avoid the electrical cabinet. The random rotation of the door.

Description

A warning device for overhauling terminal blocks of electrical cabinets in substations

technical field

The invention relates to the technical field of electrical cabinet overhaul equipment, in particular to a warning device for overhauling a terminal block of an electrical cabinet of a substation.

Background technique

The electrical cabinet is a cabinet made of steel to protect the normal operation of the components. It is a commonly used device in the substation, and there are many terminal blocks in the electrical cabinet of the substation for orderly electrical connection. The storage space in the existing electrical cabinet is limited, and the terminal block is also arranged on the inside of the cabinet door of the electrical cabinet. When the electrical cabinet terminal block is repaired, a warning device needs to be used to clarify which terminal blocks are safe, but the existing The terminal block inside the cabinet door is inconvenient to install warning devices made of conventional paper tapes, etc., because the cabinet door is not stable, so that the terminal block on the cabinet door will swing with the cabinet door at will, causing potential safety hazards; secondly, paper tapes, etc. The warning device made can not block the entry of dust, and the dust is easy to adhere to the terminal row on the cabinet door; finally, the warning device made of paper tape cannot withstand the external extrusion, so that the external extrusion directly acts on the terminal block. The terminal block on the cabinet door will affect the integrity of the terminal block and be unsafe. Therefore, we have designed a warning device for the maintenance of the terminal block of the electrical cabinet of the substation.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems existing in the prior art, and proposes a warning device for overhauling a terminal block of an electrical cabinet of a substation.

In order to achieve the above object, the present invention adopts the following technical solutions:

A warning device for overhauling a terminal block of an electrical cabinet of a substation includes a warning plate, one side of the warning plate is slidably connected with a return-type dustproof net, and a side wall of the warning plate is provided with a return-type dustproof net for the return-type dustproof net. A sliding return groove, one side of the return type dust net is connected to the inner side wall of the return type groove through a first return spring, and the warning plate is provided with a limiter for the return type dust filter. limit mechanism;

A connecting plate is fixedly connected to the side wall of the warning board, a plurality of clamping rods are slidably connected in the connecting plate, one end of the clamping rod is connected with a first adjusting mechanism, and the other end of the clamping rod is connected to There is a first clamping mechanism;

The top of the warning board is connected with a connecting block through a height adjustment mechanism, the connecting block is rotatably connected with a connecting sleeve rod, and one end of the connecting sleeve rod away from the connecting block is rotatably connected with a U-shaped clamping block, and the A second clamping mechanism is connected in the U-shaped clamping block.

Preferably, the limit mechanism includes a limit block disposed in the return groove, a plurality of fixing rods are connected to the limit block, and the other ends of the plurality of the fixing rods are fixedly connected with the same horizontal rod A rod, a first insertion rod corresponding to the fixing rod is inserted on the warning board, and a plurality of first reserved slots corresponding to the first insertion rod are opened on the fixing rod.

Preferably, the adjustment mechanism includes a movable rod inserted at one end of the clamping rod, an end of the movable rod away from the clamping rod is fixedly connected with a stopper, and a second clamping rod is inserted on the clamping rod. an insertion rod, the movable rod is provided with a plurality of second reserved slots corresponding to the second insertion rod.

Preferably, the first clamping mechanism includes a clamping groove formed on the clamping rod, the inner side wall of the clamping groove is inserted with a first sliding rod, and the inner side wall of the clamping groove is provided with The first sliding slot for sliding the first sliding rod, and the other end of the first sliding rod is fixedly connected with a first clamping block, the first clamping block is fixedly connected with a first rubber layer, and the first clamping block is fixedly connected with the first rubber layer. A second spring is sleeved on the outer side wall of a sliding rod, and both ends of the second spring are respectively connected with the outer side wall of the first clamping block and the inner side wall of the clamping groove.

Preferably, the height adjustment mechanism comprises a telescopic rod fixedly connected to the top of the warning board and a screw rod rotatably connected to the top of the warning board, and the connecting block is threadedly sleeved on the outer side wall of the screw rod, so The top of the screw rod is fixedly connected with a handle block, and a U-shaped rod is inserted on the handle block, and the top of the connecting block is provided with a plurality of insertion slots corresponding to the U-shaped rod, and a plurality of The insertion grooves are distributed equidistantly in a ring shape with the screw as the center.

Preferably, the connecting sleeve rod includes an outer sleeve and an inner insertion rod, and the inner insertion rod is inserted into the outer sleeve, a third insertion rod is inserted on the outer sleeve, and the inner insertion rod is inserted A plurality of third reserved slots corresponding to the third insertion rods are opened.

Preferably, the connecting block is provided with a rotating groove corresponding to the connecting sleeve rod, the outer side wall of the U-shaped clamping block is provided with a U-shaped mounting seat, and the inner side wall of the rotating groove and the U-shaped mounting seat are arranged on the outer side wall of the U-shaped clamping block. The inner side wall of the U-shaped mounting seat is fixedly connected with a rotating shaft, and the end of the connecting sleeve rod is rotatably sleeved on the outer side wall of the rotating shaft, and the connecting block and the U-shaped mounting seat are inserted There is a fourth insertion rod, and the end of the connecting sleeve rod is provided with a plurality of fourth reserved slots corresponding to the fourth insertion rod, and a plurality of the fourth reserved slots are centered on the rotation axis Isometric wrapping set.

Preferably, the second clamping mechanism includes a second sliding rod inserted on the inner side wall of the U-shaped clamping block, and the inner side wall of the U-shaped clamping block is provided with a sliding rod for the second sliding rod to slide. a first sliding groove, and a second clamping block is fixedly connected to the other end of the second sliding rod, a second rubber layer is fixedly connected to the second clamping block, and the outer side wall of the second clamping block is A third spring is sleeved, and both ends of the third spring are respectively connected with the outer side wall of the second clamping block and the inner side wall of the U-shaped clamping block.

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention provides a warning device for overhauling terminal blocks of electrical cabinets in substations, which can prevent dust from adhering to the terminal blocks through the setting of a return-type dust-proof net;

2. The present invention provides a warning device for overhauling terminal blocks of electrical cabinets in substations. Through the setting of the first spring, when the return-type dust-proof net is pressed against the cabinet door, when the warning board is squeezed, it can pass through. The first spring realizes buffering and protection;

3. The present invention provides a warning device for overhauling a terminal block of an electrical cabinet in a substation. The connecting block, the connecting sleeve rod and the U-shaped clamping block realize the oblique support of the electrical cabinet door and the top side wall of the electrical cabinet, so as to realize the oblique support of the electrical cabinet door and the side wall of the electrical cabinet. Avoid random rotation of the electrical cabinet door;

4. The present invention provides a warning device for overhauling terminal blocks of electrical cabinets in substations. The adjustment mechanism realizes adjustment of the initial position of the warning board after the return-type dust-proof net is pressed against the cabinet door, and realizes the warning through the limit mechanism. The relative movement distance between the plate and the return-type dust-proof net is adjusted, so as to prevent the warning plate from being set at the outer end of the terminal block, and the movement of the warning plate will not cause damage to the terminal block;

5. The present invention provides a warning device for overhauling a terminal block of an electrical cabinet of a substation, which can adjust the position of the connecting block through height adjustment, thereby facilitating the clamping of the U-shaped clamping block on the top of electrical cabinets with different heights;

6. The present invention provides a warning device for overhauling a terminal block of an electrical cabinet of a substation, which can adjust the clamping position of the U-shaped clamping block through the setting of the connecting sleeve;

7. The present invention provides a warning device for overhauling a terminal block of an electrical cabinet of a substation, which can achieve the effect of cooling the normally operating terminal block inside by continuously and intermittently squeezing the warning plate.

Description of drawings

Fig. 1 is a front structural schematic diagram of a warning device for overhauling a terminal block of an electrical cabinet of a substation proposed by the present invention;

2 is a schematic diagram of the rear structure of a warning device for overhauling a terminal block of an electrical cabinet in a substation proposed by the present invention;

Fig. 3 is the enlarged view of A place in Fig. 2;

Fig. 4 is an enlarged view at B in Fig. 2;

5 is a schematic diagram of the connection structure of the warning plate and the return-type dust-proof net in the warning device for overhauling the terminal block of the electrical cabinet of the substation proposed by the present invention;

FIG. 6 is a schematic diagram of the connection structure of the connecting plate and the clamping rod in a warning device for overhauling a terminal block of an electrical cabinet of a substation proposed by the present invention.

In the picture: 1 warning plate, 2 return dust filter, 3 first return spring, 4 connecting plate, 5 clamping rod, 6 connecting block, 7 U-shaped clamping block, 8 limit block, 9 fixing rod, 10 level Rod, 11 first insertion rod, 12 movable rod, 13 block, 14 second insertion rod, 15 first sliding rod, 16 first clamping block, 17 telescopic rod, 18 screw rod, 19 handle block, 20U-shaped rod, 21 outer sleeve, 22 inner rod, 23 third rod, 24 fourth rod, 25 second sliding rod, 26 second clamping block.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

Referring to Figures 1-6, a warning device for overhauling a terminal block of an electrical cabinet of a substation includes a warning board 1, and one side of the warning board 1 is slidably connected with a return-type dust-proof net 2, wherein the return-type dust-proof net 2 serves to prevent dust To achieve the effect, the side wall of the warning plate 1 is provided with a return groove for the sliding of the return type dust filter 2, and one side of the return type dust filter 2 is connected with the inner side wall of the return type groove through the first return spring 3, warning The plate 1 is provided with a limit mechanism for limiting the position of the return-type dust-proof net 2, which also has the effect of dissipating heat to the terminals in the return-type dust-proof net 2, that is, the operator continuously presses the warning plate 1 intermittently. When the board 1 is used, the space between the warning board 1, the return-type dust net 2 and the electrical cabinet door is continuously reduced, so that the space composed of the three can be reduced, and the effect of removing the gas in the space to the outside is realized. 1 and the return-type dust-proof net 2 move in opposite directions under the action of the first return spring 3, so that the space between the warning board 1, the return-type dust-proof net 2 and the cabinet door of the electrical cabinet is continuously enlarged, realizing the composition of the three The space becomes larger, and the effect of inhaling the gas in the space is realized. By continuously pressing the reset effect of the warning board 1 and the first return spring 3, the warning board 1, the return-type dust-proof net 2 and the electrical cabinet can be realized. The space between the doors realizes a rapid heat exchange process with the outside world, and then achieves the effect of heat dissipation for the terminal blocks in the space;

Further, the limit mechanism includes a limit block 8 arranged in the return groove, the limit block 8 is connected with a plurality of fixed rods 9, and the other ends of the plurality of fixed rods 9 are fixedly connected with the same horizontal rod 10, warning A first insertion rod 11 corresponding to the fixed rod 9 is inserted on the board 1, and a plurality of first reserved slots corresponding to the first insertion rod 11 are opened on the fixed rod 9, and the opposite return is realized by the setting of the limit mechanism. The type dust filter 2 realizes the limit of the degree of movement, that is, the limit block 8 after adjusting the position is the maximum distance of the return type dust filter 2, because the return type dust filter 2 is always in contact with the side wall of the cabinet door, then the In addition, the maximum limit of the downward movement of the warning board 1 is realized through the setting of the limit block 8, so as to avoid the problem of squeezing the terminal block when the warning board 1 moves relative to the return-type dust-proof net 2. The cooperation of 11 with the first reserved slot realizes the position adjustment of the limit block 8, and then realizes the corresponding adjustment according to the height of different terminal blocks.

A connecting plate 4 is fixedly connected to the side wall of the warning board 1, and a plurality of clamping rods 5 are slidably connected in the connecting plate 4. One end of the clamping rod 5 is connected with a first adjusting mechanism, and the other end of the clamping rod 5 is connected to There is a first clamping mechanism;

Further, the adjustment mechanism includes a movable rod 12 inserted at one end of the clamping rod 5, an end of the movable rod 12 away from the clamping rod 5 is fixedly connected with a stopper 13, and a second insertion rod 14 is inserted on the clamping rod 5, The movable rod 12 is provided with a plurality of second reserved slots corresponding to the second insertion rods 14, and the position adjustment of the stopper 13 is realized by the cooperation of the second insertion rod 14 and the corresponding second reserved slot, and the stopper 13 acts as a limit on the connecting plate 4, so that the adjusted stop 13 limits the connecting plate 4, so that the position of the stop 13 can be adjusted to realize the initial position limit of the warning board 1;

Still further, the first clamping mechanism includes a clamping groove formed on the clamping rod 5, the inner side wall of the clamping groove is provided with a first sliding rod 15, and the inner side wall of the clamping groove is provided with a first sliding rod 15 for sliding. The other end of the first sliding rod 15 is fixedly connected with a first clamping block 16, the first clamping block 16 is fixedly connected with a first rubber layer, and the outer side wall of the first sliding rod 15 is sleeved There is a second spring, and the two ends of the second spring are respectively connected with the outer side wall of the first clamping block 16 and the inner side wall of the clamping groove, that is, the clamping rod 5 is clamped to the cabinet door through the first clamping mechanism. On the side wall, that is, the first clamping block 16 and the side wall of the clamping groove are realized by the elasticity of the second spring to realize the clamping of the cabinet door. hold effect.

The top of the warning board 1 is connected with a connecting block 6 through a height adjustment mechanism, the connecting block 6 is rotatably connected with a connecting sleeve rod, and the end of the connecting sleeve rod away from the connecting block 6 is rotatably connected with a U-shaped clamping block 7, and the U-shaped clamp A second clamping mechanism is connected in the holding block 7;

Further, the height adjustment mechanism includes a telescopic rod 17 that is fixedly connected to the top of the warning board 1 and a screw 18 that is rotatably connected to the top of the warning board 1, and the connecting block 6 is threadedly sleeved on the outer wall of the screw 18, and the top of the screw 18 is fixed. A handle block 19 is connected, and a U-shaped rod 20 is inserted on the handle block 19, and a plurality of insertion grooves corresponding to the U-shaped rod 20 are arranged on the top of the connection block 6, and the plurality of insertion grooves are screw 18. The center is distributed at an equal distance in a ring, and the height adjustment of the connection block 6 is realized through the height adjustment device, so that the height of the connection block 6 is the same as the height of the top of the electrical cabinet, which is convenient for adjustment according to the thickness of the top of the electrical cabinet, that is, through the screw The rotation of 18 realizes the adjustment of the upper and lower positions of the connecting block 6, and when rotating, the U-shaped rod 20 needs to be pulled up to the outside of the insertion slot, so that the rotation of the screw 18 can be driven by the U-shaped rod 20 or the handle block 19. After the adjustment is completed , insert the U-shaped rod 20 into the insertion slot to prevent the rotation of the screw 18;

Further, the connecting sleeve rod includes an outer sleeve 21 and an inner insertion rod 22, and the inner insertion rod 22 is inserted into the outer sleeve 21, the outer sleeve 21 is inserted with a third insertion rod 23, and the inner insertion rod 22 is provided with a A plurality of third reserved slots corresponding to the third insertion rods 23 are set in this way to realize that the actual use length of the connecting sleeve rods can be adjusted, so that its use range is wider;

Further, the connecting block 6 is provided with a rotating groove corresponding to the connecting sleeve rod, the outer side wall of the U-shaped clamping block 7 is provided with a U-shaped mounting seat, and the inner side wall of the rotating groove and the inner side wall of the U-shaped mounting seat are both. A rotating shaft is fixedly connected, and the end of the connecting sleeve rod is rotatably sleeved on the outer side wall of the rotating shaft, the connecting block 6 and the U-shaped mounting seat are both inserted with a fourth insertion rod 24, and the end of the connecting sleeve rod is provided with There are a plurality of fourth reserved slots corresponding to the fourth insertion rod 24, and a plurality of the fourth reserved slots are equidistantly arranged around the center of the rotating shaft, which is convenient for the adjustment of the connecting sleeve rod and the connecting block 6 and the U-shaped The angle between the clamping blocks 7, and after adjusting the angle, the stability of the angle adjustment after the angle adjustment is ensured through the cooperation of the fourth insertion rod 24 and the fourth reserved slot, so that the connecting block 6 and the connecting sleeve rod are and the U-shaped clamping block 7 will not rotate at will, so as to ensure the stability of the U-shaped clamping block 7 clamped on the top side wall of the electrical cabinet. The clamping block 7 realizes the oblique support of the electrical cabinet door and the top side wall of the electrical cabinet body, so as to avoid the random rotation of the electrical cabinet door;

In addition, preferably, the second clamping mechanism includes a second sliding rod 25 inserted on the inner side wall of the U-shaped clamping block 7, and the inner side wall of the U-shaped clamping block 7 is provided with a first sliding rod 25 for sliding the second sliding rod 25. A sliding groove is formed, and a second clamping block 26 is fixedly connected to the other end of the second sliding rod 25, and a second rubber layer is fixedly connected to the second clamping block 26, wherein the second rubber layer has the effect of increasing friction, The outer side wall of the second clamping block 26 is sleeved with a third spring, and the two ends of the third spring are respectively connected with the outer side wall of the second clamping block 26 and the inner side wall of the U-shaped clamping block 7. The holding mechanism realizes that the U-shaped clamping block 7 is clamped on the top side wall of the electrical cabinet, that is, the second clamping block 26 is pressed against the top of the electrical cabinet by the third spring, and the bottom side wall of the U-shaped clamping block 7 Press against the inner bottom of the top side wall of the electrical cabinet, so that the U-shaped clamping block 7 is clamped on the top side wall of the electrical cabinet as a whole, so as to ensure that the connecting block 6, the connecting sleeve rod and the U-shaped clamping block 7 are made. The electrical cabinet door and the inclined support of the top side wall of the electrical cabinet are stable.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (8)

1. A warning device for overhauling a terminal block of a transformer substation electrical cabinet comprises a warning plate (1) and is characterized in that one side of the warning plate (1) is connected with a clip-type dust screen (2) in a sliding manner, a clip-type groove used for the clip-type dust screen (2) to slide is formed in the side wall of the warning plate (1), one side of the clip-type dust screen (2) is connected with the inner side wall of the clip-type groove through a first reset spring (3), and a limiting mechanism used for limiting the clip-type dust screen (2) is arranged on the warning plate (1);

the side wall of the warning plate (1) is fixedly connected with a connecting plate (4), a plurality of clamping rods (5) are connected in the connecting plate (4) in a sliding mode, one end of each clamping rod (5) is connected with a first adjusting mechanism, and the other end of each clamping rod (5) is connected with a first clamping mechanism;

the top of warning board (1) is connected with connecting block (6) through high adjustment mechanism, connecting block (6) are rotated and are connected with the connecting loop bar, the connecting loop bar is kept away from the one end of connecting block (6) is rotated and is connected with U type grip block (7), just U type grip block (7) in-connection has second fixture.

2. The warning device for overhauling a terminal block of a transformer substation electrical cabinet according to claim 1, wherein the limiting mechanism comprises a limiting block (8) arranged in the loop groove, the limiting block (8) is connected with a plurality of fixing rods (9), the other ends of the fixing rods (9) are fixedly connected with a same horizontal rod (10), a first inserting rod (11) corresponding to the fixing rod (9) is inserted into the warning plate (1), and a plurality of first reserved slots corresponding to the first inserting rod (11) are formed in the fixing rod (9).

3. The warning device for overhauling a terminal block of an electrical cabinet of a transformer substation according to claim 1, wherein the adjusting mechanism comprises a movable rod (12) inserted into one end of the clamping rod (5), a stop block (13) is fixedly connected to one end, far away from the clamping rod (5), of the movable rod (12), a second insertion rod (14) is inserted into the clamping rod (5), and a plurality of second reserved slots corresponding to the second insertion rod (14) are formed in the movable rod (12).

4. The warning device for overhauling a terminal block of an electrical cabinet of a transformer substation according to claim 1, wherein the first clamping mechanism comprises a clamping groove formed in the clamping rod (5), a first sliding rod (15) is inserted into the inner side wall of the clamping groove, a first sliding groove used for sliding the first sliding rod (15) is formed in the inner side wall of the clamping groove, a first clamping block (16) is fixedly connected to the other end of the first sliding rod (15), a first rubber layer is fixedly connected to the first clamping block (16), a second spring is sleeved on the outer side wall of the first sliding rod (15), and two ends of the second spring are respectively connected with the outer side wall of the first clamping block (16) and the inner side wall of the clamping groove.

5. The warning device for overhauling the terminal block of the electrical cabinet of the transformer substation according to claim 1, wherein the height adjusting mechanism comprises a telescopic rod (17) fixedly connected to the top of the warning plate (1) and a screw rod (18) rotatably connected to the top of the warning plate (1), the connecting block (6) is sleeved on the outer side wall of the screw rod (18) in a threaded manner, a handle block (19) is fixedly connected to the top of the screw rod (18), a U-shaped rod (20) is inserted into the handle block (19), a plurality of inserting grooves corresponding to the U-shaped rod (20) are formed in the top of the connecting block (6), and the inserting grooves are distributed in an annular equidistant manner by taking the screw rod (18) as the center.

6. The warning device for overhauling a terminal block of a transformer substation electrical cabinet according to claim 1, wherein the connecting sleeve rod comprises an outer sleeve (21) and an inner inserted rod (22), the inner inserted rod (22) is inserted into the outer sleeve (21), a third inserted rod (23) is inserted into the outer sleeve (21), and a plurality of third reserved slots corresponding to the third inserted rod (23) are opened in the inner inserted rod (22).

7. The warning device for overhauling the terminal block of the electrical cabinet of the transformer substation according to claim 1, wherein a rotating groove corresponding to the connecting sleeve rod is formed in the connecting block (6), a U-shaped mounting seat is arranged on the outer side wall of the U-shaped clamping block (7), a rotating shaft is fixedly connected to the inner side wall of the rotating groove and the inner side wall of the U-shaped mounting seat, the end portion of the connecting sleeve rod is rotatably sleeved on the outer side wall of the rotating shaft, a fourth inserting rod (24) is inserted into the connecting block (6) and the U-shaped mounting seat, a plurality of fourth reserved inserting grooves corresponding to the fourth inserting rods (24) are formed in the end portion of the connecting sleeve rod, and the fourth reserved inserting grooves are arranged around the rotating shaft in an equidistant mode.

8. The warning device for overhauling a terminal block of an electrical cabinet of a transformer substation according to claim 1, wherein the second clamping mechanism comprises a second sliding rod (25) inserted into the inner side wall of the U-shaped clamping block (7), a first sliding groove for sliding the second sliding rod (25) is formed in the inner side wall of the U-shaped clamping block (7), a second clamping block (26) is fixedly connected to the other end of the second sliding rod (25), a second rubber layer is fixedly connected to the second clamping block (26), a third spring is sleeved on the outer side wall of the second clamping block (26), and two ends of the third spring are respectively connected with the outer side wall of the second clamping block (26) and the inner side wall of the U-shaped clamping block (7).

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