CN211957356U - Dry-type transformer convenient to installation - Google Patents

Abstract

The utility model discloses a dry-type transformer which is easy to install, comprising a bottom plate, a cavity is opened inside the bottom plate, a clamping mechanism is arranged inside the cavity, and the clamping mechanism comprises a load-bearing plate, and the load-bearing plate The left and right sides are hinged with connecting rods, the end of the connecting rod away from the bearing plate is hinged with a slider, the bottom of the cavity is provided with a horizontal plate, the bottom of the horizontal plate is fixedly connected with the bottom plate, and the top of the bottom plate is provided with a sliding block. The slider is slidably connected with the chute, and a rack is fixed on the side of the slider away from the bearing plate. The utility model realizes the clamping of the two L-shaped clamping plates to the horizontal plate by moving the load-bearing plate downwards under the pressure of the main body of the transformer during the insertion of the plug-in plate, then inserting the U-shaped plate into the bottom plate through the through hole, and finally tightening Bolts, this device can be installed without a large number of bolts, which reduces the installation cost and labor intensity of workers, and facilitates disassembly and maintenance in the later stage.

Description

An easy-to-install dry-type transformer

technical field

The utility model relates to the technical field of transformers, in particular to a dry-type transformer which is convenient for installation.

Background technique

Dry-type transformers are widely used in local lighting, high-rise buildings, airports, docks and other places. Its structure is mainly composed of an iron core composed of silicon steel sheets and an epoxy resin cast coil. An insulating cylinder is placed between the high and low voltage coils to increase electrical insulation. The coil is supported and restrained by the cushion block, and the fasteners lapped by its parts have anti-loosening properties, which have the advantages of strong short-circuit resistance, low maintenance workload, high operating efficiency, small size, and low noise. Explosion-proof and other places with high performance requirements.

However, in the actual use of the current dry-type transformer, when installing the dry-type transformer, the dry-type transformer is generally installed on the support frame with bolts, and a large number of bolts are required for installation, which not only increases the installation cost, but also increases the number of staff. The installation strength is not easy to install, and it is not conducive to the later disassembly and maintenance, which brings great inconvenience to the use of dry-type transformers.

Therefore, it is necessary to invent a dry-type transformer that is easy to install to solve the above problems.

Utility model content

The purpose of the utility model is to provide a dry-type transformer that is easy to install. In the process of inserting the plug-in plate, the load-bearing plate is moved downward by the pressure of the main body of the transformer, so as to realize the clamping of the two L-shaped clamping plates to the horizontal plate, and then Insert the U-shaped plate into the bottom plate through the through hole, and finally tighten the bolts to solve the above shortcomings in the technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a dry-type transformer that is easy to install, comprising a bottom plate, a cavity is opened inside the bottom plate, and a clamping mechanism is arranged inside the cavity;

The clamping mechanism includes a load-bearing plate, the left and right sides of the load-bearing plate are hinged with connecting rods, the end of the connecting rod away from the load-bearing plate is hinged with a slider, the bottom of the cavity is provided with a horizontal plate, the horizontal plate The bottom is fixedly connected with the bottom plate, the top of the bottom plate is provided with a chute, the slider is slidably connected with the chute, the side of the slider away from the load-bearing plate is fixedly provided with a rack, and the front side of the rack is provided with an adjustable rack. Gears meshing with each other, a rotating rod is fixed inside the gear, and the top and low ends of the rotating rod are both rotatably connected to the bottom plate. Position plate, the limit plate is fixedly connected with the bottom plate, a short rod is hinged on the side of the moving block away from the limit plate, and a balance block is hinged on the side of the short rod away from the moving block, and the balance block is away from the moving block One side of the block is fixed with an L-shaped splint.

Preferably, a telescopic rod is fixedly arranged at the bottom of the load-bearing plate, the bottom of the telescopic rod is fixedly connected with the bottom plate, a spring is arranged on the outside of the telescopic rod, the bottom end of the spring is fixedly connected with the bottom plate, and the top end of the spring is fixedly connected with the load-bearing plate Bottom plate fixed connection.

Preferably, the top of the bottom plate is provided with a top plate, the top of the bottom plate and the bottom of the top plate are both provided with a groove, and the inner wall of the groove is fixed with a rubber pad.

Preferably, a transformer main body is arranged between the top plate and the bottom plate, a plug-in plate is fixed at the bottom of the transformer main body, the bottom of the plug-in plate extends into the cavity, and the transformer main body matches the groove.

Preferably, the top and bottom of the left and right sides of the transformer body are fixedly provided with clamping posts, and the top of the clamping posts is provided with through holes.

Preferably, the top of the top plate is provided with a U-shaped plate, the bottom of the U-shaped plate penetrates the top plate and extends to the interior of the bottom plate through through holes, the U-shaped plate is slidably connected to the top plate, and bolts are threadedly connected to the four corners of the bottom plate, The U-shaped plate is fixedly connected to the bottom plate through bolts.

Preferably, an elastic component is arranged between the U-shaped board and the top board, the top of the elastic component is in contact with the bottom of the U-shaped board, and the bottom of the elastic component is fixedly connected with the top of the top board.

Preferably, a bearing is provided at the connection between the rotating rod and the bottom plate.

In the above-mentioned technical scheme, the technical effect and advantage that the utility model provides:

The staff put the main body of the transformer inside the groove of the bottom plate, and at the same time the plug-in board is inserted into the bottom of the cavity. During the insertion of the plug-in board, the connecting rods on the left and right sides push the two sliders to move to the side away from the load-bearing board, respectively. When the rack is engaged with the gear, it drives the rotating rod to rotate, so that the two moving blocks inside the limit plate are close to each other, so that the L-shaped splint is close to the horizontal plate, so that the main body of the transformer is firmly fixed on the top of the bottom plate, and then work The personnel insert the U-shaped plate into the bottom plate through the through hole, and finally tighten the bolts to complete the installation process of the main body of the transformer. When it needs to be disassembled, loosen the bolts. It returns to the original position under the action of the spring, thus completing the disassembly process of the transformer main body. Compared with the prior art, the device can be installed without a large number of bolts during use, which reduces the installation cost and reduces the number of workers. It has high installation strength, is easy to install, and is conducive to disassembly and maintenance in the later period, which brings great convenience to the use of dry-type transformers.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only in the present invention For some of the described embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings.

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic diagram of the connection structure of the limit plate and the moving block of the present invention;

Fig. 3 is an enlarged view of the structure of part A of Fig. 1 of the utility model;

FIG. 4 is an enlarged view of the structure of part B of FIG. 1 of the present invention.

Description of reference numbers:

1 bottom plate, 2 cavity, 3 clamping mechanism, 31 bearing plate, 32 connecting rod, 33 sliding block, 34 horizontal plate, 35 rack, 36 gear, 37 rotating rod, 38 moving block, 39 limit plate, 310 short Rod, 311 balance weight, 312 L-shaped splint, 4 telescopic rod, 5 spring, 6 top plate, 7 rubber pad, 8 transformer body, 9 plug plate, 10 clamping column, 11 U-shaped plate, 12 bolts, 13 elastic components.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

The utility model provides a dry-type transformer that is easy to install as shown in Figures 1-4, comprising a base plate 1, a cavity 2 is opened inside the base plate 1, and a clamping mechanism 3 is arranged inside the cavity 2;

The clamping mechanism 3 includes a load-bearing plate 31 , the left and right sides of the load-bearing plate 31 are hinged with connecting rods 32 , and the end of the connecting rod 32 away from the load-bearing plate 31 is hinged with a slider 33 , and the bottom of the cavity 2 is provided with a sliding block 33 . There is a horizontal plate 34, the bottom of the horizontal plate 34 is fixedly connected with the bottom plate 1, the top of the bottom plate 1 is provided with a chute, the slider 33 is slidably connected with the chute, and the slider 33 is away from the side of the bearing plate 31 A rack 35 is fixedly arranged, the front side of the rack 35 is provided with a gear 36 that can engage with each other, and a rotating rod 37 is fixed inside the gear 36, and the top and the low end of the rotating rod 37 are both rotatably connected to the bottom plate 1 The outer side of the rotating rod 37 is screwed with two moving blocks 38, the outer side of the moving block 38 is slidably provided with a limit plate 39, the limit plate 39 is fixedly connected with the bottom plate 1, and the moving block 38 is far away from the limit plate A short rod 310 is hinged on one side of 39 , a balance block 311 is hinged on the side of the short rod 310 away from the moving block 38 , and an L-shaped splint 312 is fixed on the side of the balance block 311 away from the moving block 38 .

Further, in the above technical solution, a telescopic rod 4 is fixed at the bottom of the load-bearing plate 31 , the bottom of the telescopic rod 4 is fixedly connected with the bottom plate 1 , and a spring 5 is provided on the outer side of the telescopic rod 4 , and the bottom of the spring 5 is fixed. The end of the spring 5 is fixedly connected to the bottom plate 1, and the top end of the spring 5 is fixedly connected to the bottom plate 1 of the bearing plate 31. When disassembling, the L-shaped splint 312 can be quickly reset, and the up and down movement of the bearing plate 31 can also be limited.

Further, in the above technical scheme, the top of the bottom plate 1 is provided with a top plate 6, the top of the bottom plate 1 and the bottom of the top plate 6 are both provided with grooves, and the inner wall of the groove is fixed with a rubber pad 7, and the groove can improve The stability of the transformer body 8 during installation, and the rubber pad 7 effectively protects the surface of the transformer body 8 from damage.

Further, in the above technical solution, a transformer main body 8 is provided between the top plate 6 and the bottom plate 1 , and a plug-in board 9 is fixed at the bottom of the transformer main body 8 , and the bottom of the plug-in board 9 extends into the cavity 2 , The transformer body 8 is matched with the groove to limit the position of the transformer body 8 .

Further, in the above technical solution, the top and bottom of the left and right sides of the transformer main body 8 are fixedly provided with clamping posts 10 .

Further, in the above technical solution, the top of the top plate 6 is provided with a U-shaped plate 11 , and the bottom of the U-shaped plate 11 extends through the top plate 6 to the interior of the bottom plate 1 through through holes, and the U-shaped plate 11 slides with the top plate 6 . The four corners of the bottom plate 1 are all screwed with bolts 12. The U-shaped plate 11 is fixedly connected to the bottom plate 1 through the bolts 12. Stability when fixed.

Further, in the above technical solution, an elastic component 13 is provided between the U-shaped plate 11 and the top plate 6 , the top of the elastic component 13 is in contact with the bottom of the U-shaped plate 11 , and the bottom of the elastic component 13 is in contact with the top plate 6 . The top is fixedly connected, which facilitates the ejection of the U-shaped plate 11 during disassembly, and reduces the labor intensity of the staff during disassembly.

Further, in the above technical solution, a bearing is provided at the connection between the rotating rod 37 and the bottom plate 1 .

The specific embodiment is as follows: when the utility model is in use, the worker places the transformer main body 8 inside the groove of the bottom plate 1, and at the same time inserts the insert plate 9 into the bottom of the cavity 2. During the insertion of the insert plate 9, the load-bearing plate 31 is subjected to the The pressure of the main body 8 moves downward, so that the connecting rods 32 on the left and right sides push the two sliders 33 to move to the side away from the bearing plate 31 respectively, and further drive the two racks 35 away from each other. When the gear 36 meshes, the rack 35 moves to drive the gear 36 to rotate, and further drives the rotation rod 37 to rotate, so that the two moving blocks 38 inside the limit plate 39 on one side approach each other, and further make the two short rods 310 mutually close. approach, so that the balance weight 311 is approached to the transverse plate 34, and the L-shaped clamping plate 312 is further approached to the transverse plate 34, and the L-shaped plate on the other side moves in the same motion, that is, the two L-shaped clamping plates 312 are paired with each other. Clamping the transverse plate 34, so that the transformer body 8 is firmly fixed on the top of the bottom plate 1, and then the staff clamps the top plate 6 on the top of the transformer body 8 through the groove, and inserts the U-shaped plate 11 into the bottom plate 1 through the through hole. , and finally tighten the bolts 12 to complete the installation process of the transformer main body 8. When disassembly is required, loosen the bolts 12, the U-shaped plate 11 can be quickly taken out under the action of the elastic component 13, and the L-shaped clamp plate 312 can be under the action of the spring 5 It is restored to the initial position, so as to complete the disassembly process of the transformer main body 8. This embodiment specifically solves the problem that the current dry-type transformer in the prior art is actually used. When installing the dry-type transformer, the bolts 12 are generally used. The transformer is installed on the support frame, and a large number of bolts 12 are required for installation, which not only increases the installation cost, but also increases the installation strength of the staff, which is not convenient for installation, and does not use the later disassembly and maintenance, which brings great benefits to the use of dry-type transformers. A huge inconvenience.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it goes without saying that for those of ordinary skill in the art, without departing from the spirit and scope of the present invention, various different Modifications are made to the described embodiments. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims (8)

1. A dry-type transformer that is easy to install, comprising a bottom plate (1), characterized in that: a cavity (2) is opened inside the bottom plate (1), and a clamping mechanism ( 3); The clamping mechanism (3) includes a load-bearing plate (31), the left and right sides of the load-bearing plate (31) are hinged with connecting rods (32), and an end of the connecting rod (32) away from the load-bearing plate (31) is hinged There is a slider (33), the bottom of the cavity (2) is provided with a transverse plate (34), the bottom of the transverse plate (34) is fixedly connected with the bottom plate (1), and the top of the bottom plate (1) is provided with a chute , the slider (33) is slidably connected with the chute, the slider (33) is fixedly provided with a rack (35) on the side away from the bearing plate (31), and the front side of the rack (35) is provided with a rack (35). A gear (36) that can be meshed with each other, a rotating rod (37) is fixed inside the gear (36), and the top and bottom ends of the rotating rod (37) are both rotatably connected to the bottom plate (1). 37) Two moving blocks (38) are screwed on the outside, and a limit plate (39) is slidably provided on the outside of the moving block (38). The limit plate (39) is fixedly connected to the bottom plate (1), and the moving A short rod (310) is hinged on the side of the block (38) away from the limit plate (39), and a balance block (311) is hinged on the side of the short rod (310) away from the moving block (38). (311) An L-shaped splint (312) is fixed on the side away from the moving block (38). 2. A dry-type transformer that is easy to install according to claim 1, characterized in that: a telescopic rod (4) is fixed at the bottom of the load-bearing plate (31), and the bottom of the telescopic rod (4) is connected to the bottom plate ( 1) Fixed connection, the outer side of the telescopic rod (4) is provided with a spring (5), the bottom end of the spring (5) is fixedly connected with the bottom plate (1), and the top end of the spring (5) is connected with the bottom plate of the bearing plate (31) (1) Fixed connection. 3. A dry-type transformer for easy installation according to claim 1, characterized in that: a top plate (6) is provided on the top of the bottom plate (1), and the top of the bottom plate (1) and the bottom of the top plate (6) are both A groove is opened, and a rubber pad (7) is fixed on the inner wall of the groove. 4. A dry-type transformer for easy installation according to claim 3, characterized in that a transformer main body (8) is arranged between the top plate (6) and the bottom plate (1), and the transformer main body (8) The bottom is fixedly provided with a plug-in board (9), the bottom of the plug-in board (9) extends to the inside of the cavity (2), and the transformer body (8) is matched with the groove. The dry-type transformer according to claim 4, characterized in that: the top and bottom of the left and right sides of the transformer main body (8) are fixedly provided with clamping posts (10), and the clamping posts ( 10) There are through holes on the top. 6 . The dry-type transformer according to claim 3 , wherein the top plate ( 6 ) is provided with a U-shaped plate ( 11 ), and the bottom of the U-shaped plate ( 11 ) penetrates the top plate ( 6 . 6) Extending to the interior of the bottom plate (1) through the through holes, the U-shaped plate (11) is slidably connected to the top plate (6), and the four corners of the bottom plate (1) are threadedly connected with bolts (12). The plate (11) is fixedly connected with the bottom plate (1) through bolts (12). 7. A dry-type transformer for easy installation according to claim 6, characterized in that: an elastic component (13) is provided between the U-shaped plate (11) and the top plate (6), and the elastic component ( 13) The top is in contact with the bottom of the U-shaped plate (11), and the bottom of the elastic component (13) is fixedly connected to the top of the top plate (6). 8 . The dry-type transformer easy to install according to claim 1 , wherein a bearing is provided at the connection between the rotating rod ( 37 ) and the bottom plate ( 1 ). 9 .

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