CN214588312U

CN214588312U - Transformer protection device with high leakage-proof performance

Info

Publication number: CN214588312U
Application number: CN202121003651.8U
Authority: CN
Inventors: 张成毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-02
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a transformer protection device with high leakage-proof performance, which comprises a protection device shell, wherein a fixed cover is fixedly arranged at the front end of the protection device shell, a display screen is fixedly arranged on the front surface of the fixed cover, and an indicator lamp is fixedly arranged below the display screen; carry out the block through card strip and draw-in groove between will fix and cover and the protection device shell body fixedly, still through the lantern ring simultaneously, fixed rope and telescopic link are connected, even make opening of fixed lid become simple and convenient, can prevent losing of fixed lid again, in addition, the connector of water conservancy diversion earthing device that will leak is fixed in protection device's the fixed box of second through first fixed box block, and carry out the secondary through the fixed block by spring elastic connection and fix, thereby can prevent that the connector from using the back for a long time, with the not hard up separation of protection device, guarantee transformer protection device's normal work.

Description

Transformer protection device with high leakage-proof performance

Technical Field

The utility model relates to a transformer protection device technical field specifically is a transformer protection device with high leak protection electric property.

Background

The transformer protection device is an electric power automation product integrating multiple functions of protection, monitoring, control, communication and the like, and is an electric appliance unit forming an intelligent switch cabinet; the product is internally provided with a protection library consisting of more than twenty standard protection programs, and has complete and powerful acquisition functions on voltage and current analog quantity and switching value of primary equipment.

The existing transformer protection device has some deficiencies in the use process, for example, the existing transformer protection device is in the use process, if the inside is damaged, the fixed cover needs to be opened, thereby the inside is cleaned or maintained, however, the installed fixed cover is complex when being detached, and the detached fixed cover and the outer shell of the transformer protection device form a separated state, and the transformer protection device is easy to lose, in addition, when being connected with a current leakage diversion grounding device, the transformer protection device is easy to loosen after being used for a long time, thereby the transformer protection device can not normally protect the transformer, and the problems of transformer burnout and the like are caused.

Therefore, a transformer protection device with high leakage-proof performance is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transformer protection device with high leakage-proof performance, which is characterized in that a fixing cover and a protection device shell are clamped and fixed through a clamping strip and a clamping groove, and are connected through a lantern ring, a fixing rope and a telescopic rod, thereby not only simplifying and facilitating the opening of the fixing cover, but also preventing the loss of the fixing cover, in addition, a connector of a leakage current guide grounding device is clamped and fixed in a second fixing box of the protection device through a first fixing box, and is secondarily fixed through a fixing block elastically connected by a spring, thereby preventing the connector from being loosened and separated from the protection device after being used for a long time, ensuring the normal work of the transformer protection device, solving the problems that the prior variable voltage protection device in the background technology needs to be opened when the interior is damaged, thereby clear up inside or the maintenance, however relatively complicated when the fixed lid of installing is dismantled to fixed lid and transformer protection device shell body after the dismantlement become the detached state, lose easily, in addition, transformer protection device is when being connected with the water conservancy diversion earthing device that leaks, and it is not hard up easily after long-time the use, thereby leads to transformer protection device can't normally protect the transformer, thereby causes the problem of transformer burnout etc..

In order to achieve the above object, the utility model provides a following technical scheme: a transformer protection device with high leakage-proof performance comprises a protection device shell, wherein a fixed cover is fixedly mounted at the front end of the protection device shell, a display screen is fixedly mounted on the front surface of the fixed cover, an indicator lamp is fixedly mounted below the display screen, a control button is fixedly mounted below the indicator lamp, a hook is welded below the control button, a clamping groove is formed in the front surface of the protection device shell, a clamping strip is welded on the left side of the surface of the fixed cover, a supporting block is welded on the upper end of the surface of the fixed cover close to the middle position, a connecting rod is fixedly mounted on the supporting block, a telescopic rod is welded on the upper portion of the rear end of the inner surface of the protection device shell, a fixed rope is fixedly mounted at the middle position of the front end of the telescopic rod, and a fixed plate is welded at the front end of the fixed rope, the front surface intermediate position department welded mounting of fixed plate has the lantern ring, the fixed box of second is installed to the surface welding of protection device shell body, the left side welded mounting of the fixed box of second has the spring, welded mounting has the fixed block on the spring, the right-hand member welded mounting of fixed block has the stopper, the spacing groove has been seted up on the right side of stopper, the front end fixed mounting of the fixed box of second has first fixed box, welded mounting has the connector on the first fixed box.

Through adopting above-mentioned technical scheme, it is fixed to carry out the block through card strip and draw-in groove between will fixing lid and the protection device shell body, still pass through the lantern ring simultaneously, fixed rope and telescopic link are connected, even make opening of fixing lid become simple and convenient, can prevent losing of fixing lid again, in addition, the connector that will leak current water conservancy diversion earthing device is fixed in protection device's the fixed box of second through first fixed box block, and carry out the secondary through the fixed block by spring elastic connection and fix, thereby can prevent that the connector from using the back for a long time, with the not hard up separation of protection device, guarantee transformer protection device's normal work.

Preferably, the clamping grooves and the clamping strips are respectively provided with two groups, the two groups of clamping grooves are respectively arranged on the left side and the right side of the front surface of the outer shell of the protection device, and the two groups of clamping strips are respectively welded and fixed on the left side and the right side of the inner surface of the fixed cover.

Through adopting above-mentioned technical scheme, it is fixed through two sets of card strips and the block of mutually supporting of draw-in groove between fixed lid and the protection device shell body to convenient fixed lid can protect the inside part of protection device, in order to prevent the inside part corrosion damage, the dismantlement of convenient fixed lid simultaneously, and the person of facilitating the use maintains or clears up in to protection device.

Preferably, the supporting blocks are arranged in two groups, the two groups of supporting blocks are fixedly welded on the upper portion of the inner surface of the fixing cover, the two ends of the connecting rod are fixedly connected to the two groups of supporting blocks through threads in a screwed mode, the telescopic rod is fixedly welded on the upper portion of the rear end of the inner surface of the protection device shell, the lantern ring is fixedly welded on the middle position of the front surface of the fixing plate, and the fixing plate is fixedly connected with the telescopic rod through a fixing rope.

Through adopting above-mentioned technical scheme, the fixed rope has elasticity, gets the lantern ring cover on the connecting rod, when fixed lid and protection dress device shell body part are separately, can stretch the telescopic link, and the rethread connecting rod rotates in the lantern ring to with fixed lid upset protection device shell body top, thereby the person of facilitating the use maintains the change and clears up protection device internals.

Preferably, the second fixing box is welded and fixed at the bottom end of the outer shell of the protection device, the connector is welded and fixed at the middle position of the surface of the first fixing box, and the second fixing box and the connector are fixed through the first fixing box in a clamping mode.

Through adopting above-mentioned technical scheme, can with the fixed box of second on leakage current water conservancy diversion earthing device's the connector and the transformer protection device can with fixed to make things convenient for protection device when detecting the electric leakage, can be through the connector, with the electric current leading-in to earthing device, thereby protect the circuit.

Preferably, the limiting blocks, the fixing blocks, the springs and the limiting grooves are respectively provided with two groups, the two groups of fixing blocks are elastically connected with the outer shell of the protection device through a group of springs, the two groups of limiting blocks are welded and fixed on the upper side and the lower side of the surface of one group of fixing blocks respectively, and the two groups of limiting grooves are arranged on the upper side and the lower side of the surface of the other group of fixing blocks respectively.

Through adopting above-mentioned technical scheme, two sets of fixed blocks carry out the block through stopper and spacing groove and fix, the total length of the two sets of fixed blocks that are together fixed simultaneously is greater than the length of the fixed box of second, after the connector block is fixed in the fixed box of second, fix two sets of fixed block blocks between the fixed box of second and connector, and under the spring action of spring, make the connector push down to the protection device shell body, thereby prevent that connector and protection device are not hard up or drop, guarantee protection device's normal work.

Preferably, the hook is welded and fixed at the middle position of the lower end of the outer surface of the fixed cover.

Through adopting above-mentioned technical scheme, the top of installation protection device's wall body or guard box is provided with the link to the convenient fixed lid that will overturn to protection device shell body top fixes on the link on wall body or guard box through the couple that fixed was covered, guarantees that the user when examining protection device inside, and fixed lid can not drop.

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

1. the clamping grooves are arranged on the two sides of the front end of the outer shell of the protection device, the clamping strips are arranged on the inner surface of the fixed cover, and the two groups of supporting blocks are arranged on the upper end of the inner surface of the fixed cover, a connecting rod is arranged at the middle position of the two groups of supporting blocks, and a telescopic rod is arranged at the upper end of the inner surface of the outer shell of the protection device, the front end of the telescopic rod is provided with a fixed plate connected through a fixed rope and a lantern ring welded on the fixed plate, the lantern ring can be fixed on the connecting rod, thereby facilitating the user to pull out the fixed cover when maintaining and cleaning the inner part of the transformer protection device, and then the fixed cover can be stretched by the telescopic rod and the lantern ring can be rotated, the fixed cover is hung on the outer shell of the protection device through the hook arranged on the fixed cover, so that a user can conveniently maintain and clean the fixed cover and can prevent the fixed cover from being lost;

2. set up the fixed box of second through setting up the shell body lower extreme at the protection device, and set up the fixed block through spring elastic connection in the both sides of the fixed box of second, and correspond respectively on two sets of fixed blocks and set up stopper and spacing groove, thereby the person of facilitating the use will leak current water conservancy diversion earthing device, fix the back on the fixed box of second through the first fixed box block on the connector, it is fixed to pass through stopper and spacing groove mutually supporting block with two sets of fixed blocks again, thereby die the connector card, it is not hard up to make the connector can not appear, thereby guarantee transformer protection device and leak current water conservancy diversion earthing device's normal use.

Drawings

Fig. 1 is a schematic structural view of an outer shell of the protection device of the present invention;

FIG. 2 is a structural view of the fixing cover of the present invention;

FIG. 3 is a view of the telescopic rod structure of the present invention;

fig. 4 is a structural view of the fixing block of the present invention.

In the figure: 1. a fixed cover; 2. a protective device outer housing; 3. a display screen; 4. an indicator light; 5. hooking; 6. a control button; 7. a connecting rod; 8. a card slot; 9. clamping the strip; 10. a support block; 11. a fixing plate; 12. fixing a rope; 13. a telescopic rod; 14. a collar; 15. a limiting block; 16. a first stationary box; 17. a connector; 18. a fixed block; 19. a spring; 20. a second stationary box; 21. a limiting groove.

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 to 4, the present invention provides a transformer protection device with high leakage-proof performance, which comprises: a transformer protection device with high leakage-proof performance comprises a protection device outer shell 2, a fixed cover 1 is fixedly installed at the front end of the protection device outer shell 2, a display screen 3 is fixedly installed on the front surface of the fixed cover 1, an indicator lamp 4 is fixedly installed below the display screen 3, a control button 6 is fixedly installed below the indicator lamp 4, a hook 5 is welded and installed below the control button 6, a clamping groove 8 is formed in the front surface of the protection device outer shell 2, a clamping strip 9 is welded and installed on the left side of the surface of the fixed cover 1, a supporting block 10 is welded and installed at the position, close to the middle position, of the upper end of the surface of the fixed cover 1, a connecting rod 7 is fixedly installed on the supporting block 10, a telescopic rod 13 is welded and installed above the rear end of the inner surface of the protection device outer shell 2, a fixed rope 12 is fixedly installed at the middle position of the front end of the telescopic rod 13, and a fixed plate 11 is welded and installed at the front end of the fixed rope 12, the lantern ring 14 is installed in the welding of the front surface intermediate position department of fixed plate 11, the fixed box 20 of second is installed in the surface welding of protection device shell body 2, spring 19 is installed in the left side welding of the fixed box 20 of second, welded mounting has fixed block 18 on the spring 19, the right-hand member welded mounting of fixed block 18 has stopper 15, spacing groove 21 has been seted up on stopper 15's right side, the front end fixed mounting of the fixed box 20 of second has first fixed box 16, welded mounting has connector 17 on the first fixed box 16.

Through adopting above-mentioned technical scheme, it is fixed to carry out the block through card strip 9 and draw-in groove 8 between will fixing lid 1 and the protection device shell body 2, still through the lantern ring 14 simultaneously, fixed rope 12 and telescopic link 13 are connected, even make opening of fixing lid 1 become simple and convenient, can prevent again that fixed lid 1 loses, in addition, the connector 17 of water conservancy diversion earthing device that will leak current is fixed in protection device's the fixed box 20 of second through the 16 blocks of first fixed box, and carry out the secondary through the fixed block 18 by spring 19 elastic connection, thereby can prevent that connector 17 from after long-time use, with the not hard up separation of protection device, guarantee transformer protection device's normal work.

Specifically, as shown in fig. 2, two sets of the clamping grooves 8 and the clamping strips 9 are respectively provided, the two sets of the clamping grooves 8 are respectively arranged on the left and right sides of the front surface of the protection device outer shell 2, and the two sets of the clamping strips 9 are respectively welded and fixed on the left and right sides of the inner surface of the fixing cover 1.

Through adopting above-mentioned technical scheme, it is fixed through two sets of card strips 9 and draw-in groove 8 block of mutually supporting between fixed lid 1 and the protection device shell body 2 to convenient fixed lid 1 can protect the inside part of protection device, in order to prevent the inside part corrosion damage, makes things convenient for the dismantlement of fixed lid 1 simultaneously, and the person of facilitating the use maintains or clears up in to protection device.

Specifically, as shown in fig. 2 and 3, two sets of support blocks 10 are provided, two sets of support blocks 10 are all welded and fixed above the inner surface of the fixing cover 1, two ends of the connecting rod 7 are fixed on the two sets of support blocks 10 through thread screwing, the telescopic rod 13 is welded and fixed above the rear end of the inner surface of the protection device outer shell 2, the lantern ring 14 is welded and fixed at the middle position of the front surface of the fixing plate 11, and the fixing plate 11 is fixedly connected with the telescopic rod 13 through the fixing rope 12.

Through adopting above-mentioned technical scheme, fixed rope 12 has elasticity, overlaps the lantern ring 14 and gets on connecting rod 7, when fixed lid 1 and protection dress device shell body 2 separate, can stretch telescopic link 13, and rethread connecting rod 7 rotates in lantern ring 14 to with fixed lid 1 upset to protection device shell body 2 top, thereby the person of facilitating the use maintains the change and clears up protection device internals.

Specifically, as shown in fig. 4, the second fixing box 20 is welded and fixed at the bottom end of the protection device outer casing 2, the connector 17 is welded and fixed at the middle position of the surface of the first fixing box 16, and the second fixing box 20 and the connector 17 are clamped and fixed through the first fixing box 16.

Through adopting above-mentioned technical scheme, can with the fixed box 20 of second on leakage current water conservancy diversion earthing device's the connector 17 and the transformer protection device go on can with fixed to make things convenient for protection device when detecting the electric leakage, can be through connector 17, with electric current leading-in to earthing device, thereby protect the circuit.

Specifically, as shown in fig. 4, two sets of limiting blocks 15, two sets of fixing blocks 18, two sets of springs 19 and two sets of limiting grooves 21 are respectively arranged, the two sets of fixing blocks 18 are elastically connected with the protection device outer shell 2 through the set of springs 19, the two sets of limiting blocks 15 are respectively welded and fixed on the upper and lower sides of the surface of one set of fixing blocks 18, and the two sets of limiting grooves 21 are respectively arranged on the upper and lower sides of the surface of the other set of fixing blocks 18.

Through adopting above-mentioned technical scheme, two sets of fixed blocks 18 carry out the block through stopper 15 and spacing groove 21 and fix, the total length of two sets of fixed blocks 18 that are together fixed simultaneously is greater than the length of the fixed box 20 of second, after the joint 17 block is fixed in the fixed box 20 of second, fix two sets of fixed block 18 blocks between the fixed box 20 of second and joint 17, and under spring 19's elastic force effect, make joint 17 push down to protection device shell body 2, thereby prevent that joint 17 and protection device are not hard up or drop, guarantee protection device's normal work.

Specifically, as shown in fig. 1, the hook 5 is welded and fixed at the middle position of the lower end of the outer surface of the fixed cover 1.

Through adopting above-mentioned technical scheme, the top of installation protection device's wall body or guard box is provided with the link to conveniently will overturn to the fixed lid 1 of protection device shell body 2 top, fix on the link on wall body or guard box through couple 5 on the fixed lid 1, guarantee that the user when examining protection device inside, fixed lid 1 can not drop.

The working principle is as follows: the connector 17 of the leakage current guiding grounding device is clamped and fixed in the second fixing box 20 through the first fixing box 16, then the fixing blocks 18 at two sides of the second fixing box 20 are pulled, so that two groups of fixing blocks 18 are fixed on the surface of the joint of the first fixing box 16 and the connector 17, then two groups of fixing blocks 18 are mutually matched and clamped and fixed through the limiting block 15 and the limiting groove 21, meanwhile, the spring 19 connected with the fixing blocks 18 is subjected to the elastic action, the fixing blocks 18 are pulled towards the bottom end of the protection device outer shell 2, so that the first fixing box 16 and the second fixing box 20 are tightly fixed, the connector 17 is ensured not to be separated from the transformer protection device, and the protection device can be normally used, in addition, when the interior of the protection device needs to be maintained or cleaned, the fixing cover 1 can be pulled, so that the clamping strips 9 on the fixing cover 1 are separated from the clamping grooves 8 on the protection device outer shell 2, simultaneously, the telescopic rod 13 is stretched, and the connecting rod 7 rotates in the lantern ring 14, so that the fixed cover 1 is overturned, and the fixed cover 1 is hung through the hook 5, so that a user can maintain and clean the protection device, and the fixed cover 1 can be prevented from being lost.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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. A transformer protection device with high leakage-proof performance comprises a protection device outer shell (2), and is characterized in that: the front end of the protection device shell (2) is fixedly provided with a fixed cover (1), the front surface of the fixed cover (1) is fixedly provided with a display screen (3), the lower part of the display screen (3) is fixedly provided with an indicator lamp (4), the lower part of the indicator lamp (4) is fixedly provided with a control button (6), the lower part of the control button (6) is welded with a hook (5), the front surface of the protection device shell (2) is provided with a clamping groove (8), the left side of the surface of the fixed cover (1) is welded with a clamping strip (9), the upper end of the surface of the fixed cover (1) close to the middle position is welded with a supporting block (10), the supporting block (10) is fixedly provided with a connecting rod (7), the upper part of the rear end of the inner surface of the protection device shell (2) is welded with a telescopic rod (13), the middle position of the front end of the telescopic rod (13) is fixedly provided with a fixed rope (12), fixed plate (11) are installed in the front end welded mounting of fixed rope (12), the preceding surface intermediate position department welded mounting of fixed plate (11) has lantern ring (14), the fixed box of second (20) is installed in the surface welding of protection device shell body (2), spring (19) are installed in the left side welded mounting of the fixed box of second (20), welded mounting has fixed block (18) on spring (19), stopper (15) are installed in the right-hand member welded mounting of fixed block (18), spacing groove (21) have been seted up on the right side of stopper (15), the front end fixed mounting of the fixed box of second (20) has first fixed box (16), welded mounting has connector (17) on first fixed box (16).

2. The transformer protector with high leakage-proof performance as claimed in claim 1, wherein: the clamping grooves (8) and the clamping strips (9) are respectively provided with two groups, the two groups of clamping grooves (8) are respectively arranged on the left side and the right side of the front surface of the outer shell (2) of the protection device, and the two groups of clamping strips (9) are respectively welded and fixed on the left side and the right side of the inner surface of the fixed cover (1).

3. The transformer protector with high leakage-proof performance as claimed in claim 1, wherein: the supporting blocks (10) are arranged in two groups, the two groups of supporting blocks (10) are welded and fixed above the inner surface of the fixed cover (1), the two ends of the connecting rod (7) are fixed on the two groups of supporting blocks (10) through thread screwing, the telescopic rods (13) are welded and fixed above the rear end of the inner surface of the outer shell (2) of the protection device, the lantern rings (14) are welded and fixed in the middle position of the front surface of the fixed plate (11), and the fixed plate (11) and the telescopic rods (13) are fixedly connected through the fixed ropes (12).

4. The transformer protector with high leakage-proof performance as claimed in claim 1, wherein: second fixed box (20) welded fastening is in the bottom of protection device shell body (2), connector (17) welded fastening is in the surperficial intermediate position department of first fixed box (16), it is fixed through first fixed box (16) block between second fixed box (20) and connector (17).

5. The transformer protector with high leakage-proof performance as claimed in claim 1, wherein: the limiting blocks (15), the fixing blocks (18), the springs (19) and the limiting grooves (21) are respectively provided with two sets, the two sets of fixing blocks (18) are elastically connected with the protection device outer shell (2) through the springs (19), the two sets of limiting blocks (15) are respectively welded and fixed on the upper side and the lower side of the surface of one set of fixing blocks (18), and the two sets of limiting grooves (21) are respectively arranged on the upper side and the lower side of the surface of the other set of fixing blocks (18).

6. The transformer protector with high leakage-proof performance as claimed in claim 1, wherein: the hook (5) is welded and fixed at the middle position of the lower end of the outer surface of the fixed cover (1).