CN219575359U - Power transformer capable of preventing cable from loosening - Google Patents

Abstract

The utility model discloses a power transformer for preventing cables from loosening, which comprises a power transformer main body, a wire outer frame, a plurality of connection hoops and a plurality of pairs of fixing components which are mutually matched to limit each connection hoop, wherein the wire outer frame is fixedly arranged at the rear side of the top end of the power transformer main body, two lateral connecting rods are symmetrically and fixedly arranged at the outer edge of a single connection hoop, and the pairs of fixing components are uniformly arranged on the wire outer frame from left to right. This prevent power transformer that cable pine took off passes through the setting of connecting the clamp for the power transformer main part is in the use, and the wiring end that cable and power transformer main part inside set up is in the same place after, and operating personnel can be in the same place the cable of wire frame top department and the surface of power transformer main part through connecting the fixed of clamp with the cable, thereby avoids the power transformer main part in the use, and the cable in the power transformer main part outside is pulled the time, and the phenomenon of pine takes off just appears in the wiring end of cable.

Description

Power transformer capable of preventing cable from loosening

Technical Field

The utility model relates to the technical field of power transformers, in particular to a power transformer capable of preventing cables from loosening.

Background

The power transformer is also called as an instrument transformer, is a collective name of a current transformer and a voltage transformer, and has the function of mainly converting high voltage or high current into standard low voltage or standard small current in proportion so as to realize standardization and miniaturization of measuring instruments, protection equipment and automatic control equipment, and can be used for separating a high voltage system in the production process of enterprises so as to ensure the safety of personnel and equipment.

The patent document with publication number CN211719395U discloses an intelligent medium-high voltage power transformer, which comprises a top plate, a front baffle, a bottom plate, side panels and a rear baffle, wherein the inner side surfaces of the side panels are fixedly connected with exhaust fans, connecting holes are formed in the front baffle and the rear baffle, and a binding post is fixedly connected to one side of the top plate. According to the utility model, the exhaust fan is arranged, so that air in the box body can be exhausted, dust attached to the transformer can leave the transformer along with the exhausted air, and the air entering from the air inlet window can be filtered by the filter membrane on the mounting window, so that the probability of dust entering the box body is reduced, the aim of reducing the dust on the transformer is fulfilled, and the box body can be conveniently disassembled when the transformer is inspected and maintained by arranging the connecting holes and the connecting clamping holes, so that a worker can inspect the transformer at multiple angles, and the box body is very convenient when being mounted, so that the labor intensity of the worker can be reduced.

Above-mentioned device is in the use, can be with the inside air of box exhaust through setting up the exhaust fan, roof top fixedly connected with terminal is in order to the cable of convenient installation, the device is in the wiring in-process, penetrate the cable wiring terminal in the box from the terminal inboard, with the wiring screw connection in the box together, but after cable wiring terminal and wiring screw connection together, in the long-time use of device, the phenomenon that looseness can appear in the slight vibrations that the device produced in the use, and be in the state of activity between cable and the terminal, when the wiring screw appears not hard up, the cable receives when external force pulls, the phenomenon that looseness just appears very easily in the junction of cable, thereby can influence the use of device, for this reason, we propose a power transformer that prevents the cable and loosen.

Disclosure of Invention

The utility model aims to provide a power transformer for preventing cables from loosening so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent power transformer that cable pine took off, includes power transformer main part and side direction connecting rod, the top rear of power transformer main part is fixed with the wire frame, and the top of wire frame is provided with the connection clamp, side direction connecting rod welds in the outside of connection clamp, and side direction connecting rod is kept away from one side of connection clamp axis and is provided with fixed subassembly, fixed subassembly is including fixed cover, spring and connecting plate, and the one side welding that the connection clamp axis was kept away from to fixed cover has the spring, one side welding that the connection clamp axis was kept away from to the spring has the connecting plate for install the spring.

Further, both ends all are fixed with the plectrum around the front side of fixed cover, and the plectrum is provided with a plurality of.

Further, an anti-slip rubber inner pad is adhered to the inner side of the connection clamp, and a storage top plate is fastened to the bottom end of the power transformer main body through bolts.

Further, the bottom welding of putting the thing roof has the separation bracing piece, and the bottom mounting who separates the bracing piece has the concrete placement platform.

Further, the section of the concrete pouring table is regarded as rectangular in depression, and filtering components are arranged on two sides of the concrete pouring table.

Further, the filter component comprises water passing holes and a filter screen plate, and the filter screen plate is arranged on two sides of the water passing holes.

The utility model provides a power transformer for preventing cables from loosening, which has the following beneficial effects: this prevent power transformer that cable pine took off adopts the setting of connecting the clamp for the power transformer main part is in the use, and the wiring end that cable and power transformer main part inside set up is in the same place after, and operating personnel can be through connecting the clamp and the fixed of cable, and the cable of wire frame top department is together fixed with the surface of power transformer main part, thereby just can avoid the power transformer main part in the use, and the cable in the power transformer main part outside is pulled when, and the phenomenon of pine takes off just appears in the wiring end of cable.

1. When the power transformer main body is used, after the wiring terminal of the cable is connected with the wiring screw, an operator sleeves the connection clamp on the outer side of the cable and is tightly connected with the cable, and the connection clamp is connected with the power transformer main body, so that the service time of the power transformer main body is too long, when the wiring screw connected with the cable loosens, the connection clamp fixes the cable above the wire outer frame, and therefore, when the cable on the outer side of the power transformer main body is pulled, the phenomenon that the cable is directly pulled to the cable joint end is avoided, and the phenomenon that the cable joint is loosened due to pulling is avoided.

2. The anti-skid rubber inner pad can increase the connectivity between the cable and the connection clamp when the connection clamp is fixed on the outer side of the cable connected with the power transformer main body, and meanwhile, after the power transformer main body and the storage top plate are installed together in the use process of the power transformer main body, the position of the power transformer main body can be lifted by separating the support rod from the concrete pouring table, so that a certain height is formed between the bottom of the power transformer main body and the ground, and when water is accumulated around the concrete pouring table, the water can be communicated through the water through holes.

Drawings

Fig. 1 is a schematic diagram of a front view of a power transformer for preventing cable from loosening according to the present utility model;

fig. 2 is a schematic top view of a main body of a power transformer for preventing cables from loosening;

FIG. 3 is an enlarged schematic view of the structure of the power transformer shown in FIG. 2A for preventing the cable from loosening;

FIG. 4 is a schematic top cross-sectional view of a lateral connecting rod and a fixing sleeve of a power transformer for preventing cable loosening according to the present utility model;

FIG. 5 is an enlarged schematic view of the connector clip and side connector rods of the power transformer for preventing cable loosening of the present utility model;

fig. 6 is a schematic perspective view of a connector clip and an anti-slip rubber inner pad of a power transformer for preventing cable from loosening according to the present utility model;

fig. 7 is a schematic perspective view of a top plate of a power transformer and a concrete pouring table for preventing cables from loosening;

fig. 8 is a schematic diagram of a side view structure of a concrete pouring table and a water passing hole of a power transformer for preventing cable from loosening.

In the figure: 1. a power transformer body; 2. a wire outer frame; 3. a connecting clamp; 4. a lateral connecting rod; 5. a fixing assembly; 501. a fixed sleeve; 502. a spring; 503. a connecting plate; 6. a poking plate; 7. an anti-slip rubber inner pad; 8. a top plate for placing articles; 9. a separation support bar; 10. a concrete pouring table; 11. a filter assembly; 1101. a water passing hole; 1102. a filter screen plate.

Detailed Description

As shown in fig. 2-6, a power transformer for preventing cables from loosening, including a power transformer main body 1, a wire outer frame 2, a plurality of connection hoops 3 and a plurality of pairs of fixing components 5 mutually matched to limit each connection hoops 3, wherein, the wire outer frame 2 is fixedly arranged at the rear side of the top end of the power transformer main body 1, two lateral connecting rods 4 are symmetrically and fixedly arranged at the outer edge of a single connection hoops 3, a plurality of pairs of fixing components 5 are uniformly arranged on the wire outer frame 2 from left to right, the single fixing components 5 comprise a fixing sleeve 501, at least one spring 502 and a connecting plate 503, the connecting plate 503 is fixed on the wire outer frame 2, one end of the spring 502 is fixedly connected with the connecting plate 503, the fixing sleeve 501 is fixedly connected with the free end of the spring 502, the single connection hoops 3 are respectively clamped between the two fixing sleeves 501 of each pair of fixing components 5, the single lateral connecting rods 4 are respectively clamped in the corresponding fixing sleeves 501, the power transformer main body 1 is plugged into the power transformer main body 1 from the wire outer frame 2, the wiring screw inside the power transformer main body 1 and the wiring screw inside the power transformer main body 1 is connected together, and then the length of the power transformer main body is not pulled into the state after the power transformer main body is in a state of being in which the state of being pulled out.

Then utilize the instrument to dismantle the screw and the screw cap that link clamp 3 inboard was worn to establish, then with the outside of link clamp 3 cover cable, wear screw and screw cap back to the normal position again, when the screw cap was rotatory to unable removal, link clamp 3 just can close connect together with the cable, because of link clamp 3 is through the mode that side direction connecting rod 4 block was gone into in the fixed cover 501, link together self and power transformer main part 1, therefore power transformer main part 1 live time overlength, the phenomenon that directly pulls the cable joint end can not appear also when pulling the cable of power transformer main part 1 outside, thereby avoid cable joint department to appear the pine phenomenon because of being pulled.

After the lateral connecting rod 4 is clamped into the fixing sleeve 501, bolts are further arranged on the inner sides of the lateral connecting rod 4 and the fixing sleeve 501 in a penetrating mode, and the bolts can strengthen connectivity between the lateral connecting rod 4 and the fixing sleeve 501, so that connectivity between the connection clamp 3 and the power transformer main body 1 is stronger.

Both ends all are fixed with the plectrum 6 around the front side of fixed cover 501, and plectrum 6 is provided with a plurality ofly, and the inboard of connecting clamp 3 bonds there is anti-skidding rubber inner pad 7, and the bottom of power transformer main part 1 is through the tight thing roof 8 of putting of bolt, and anti-skidding rubber inner pad 7 can increase the connectivity between cable and the connecting clamp 3 when connecting clamp 3 and fixing in the cable outside that power transformer main part 1 connects.

As shown in fig. 1, 7 and 8, the bottom of the storage top plate 8 is welded with a separation supporting rod 9, the bottom of the separation supporting rod 9 is fixed with a concrete pouring table 10, the section of the concrete pouring table 10 is overlooked into a rectangle, both sides of the concrete pouring table 10 are provided with filter assemblies 11, each filter assembly 11 comprises a water passing hole 1101 and a filter screen 1102, both sides of the water passing hole 1101 are provided with the filter screen 1102, and the power transformer main body 1 is installed with the storage top plate 8 together after the power transformer main body 1 is installed, and the separation supporting rod 9 and the concrete pouring table 10 can raise the position of the power transformer main body 1.

When the power transformer main body 1 is in use, and ponding exists around the concrete pouring platform 10, ponding just can communicate through the water hole 1101, and simultaneously the filter screen plate 1102 can separate external foreign matters, avoids the foreign matters to appear entering the water hole 1101 inside, blocks up the phenomenon of water hole 1101.

In summary, when the power transformer for preventing the cable from loosening is used, firstly, as shown in fig. 1, 7 and 8, in the use process of the power transformer main body 1, after an operator carries the power transformer main body 1 to the top end of the top plate 8, after penetrating the through hole at the bottom end of the fastening screw power transformer main body 1 into the top plate 8 by using a tool, the power transformer main body 1 and the top plate 8 can be installed together, the position of the power transformer main body 1 can be lifted by separating the supporting rod 9 and the concrete pouring table 10, when water is accumulated around the concrete pouring table 10, the water can be communicated through the water passing holes 1101, the filter screen 1102 can block external foreign matters in the process of the water passing through the water passing holes 1101, after the power transformer main body 1 is installed, as shown in fig. 2-6, after the operator plugs the wiring end of the cable into the power transformer main body 1 from the wire outer frame 2 and connects the wiring screw inside the power transformer main body 1, the operator plugs the cable into the power transformer main body 1 for a certain length to ensure that the wiring end of the cable is in a state of being loosened and not straightened, then the screw and the screw cap penetrating through the inner side of the connection clamp 3 are detached by using a tool, the connection clamp 3 is sleeved on the outer side of the cable, the screw is penetrated back into the inner side of the connection clamp 3 again, the screw cap is rotated towards the direction of the connection clamp 3, when the screw cap is rotated until the screw cap cannot move, the connection clamp 3 can be tightly connected with the cable at the moment, the connection clamp 3 is connected with the power transformer main body 1 by clamping the side connection clamp 4 into the fixing sleeve 501, therefore, when the service time of the power transformer main body 1 is too long and the loosening phenomenon occurs to the connection screw of the cable connection, the cable at the upper part of the wire outer frame 2 is fixed by the connection clamp 3, so that the phenomenon that the cable at the outer side of the power transformer main body 1 is directly pulled to the cable joint end cannot occur, the loosening phenomenon at the cable joint part can be avoided because of being pulled, when the connection clamp 3 needs to be detached, an operator firstly rotates out the bolts penetrating through the inner sides of the lateral connection rod 4 and the fixing sleeve 501 by using a tool, then detaches the screws and screw caps penetrating through the inner sides of the connection clamp 3, then separates the connection clamp 3 from the cable, then pulls the pulling plate 6 to the side far away from the central axis of the connection clamp 3 by using fingers until the lateral connection rod 4 and the fixing sleeve 501 are separated, then the connection clamp 3 is in a separable state with the power transformer main body 1, and then the operator upwards pulls the fixing sleeves 501 at the two sides of the connection clamp 3 again with the lateral connection clamp 4, and then the connection clamp 3 can be detached.

Claims (6)

1. The utility model provides a prevent electric power transformer that cable pine took off, includes electric power transformer main part (1), wire frame (2), a plurality of connection clamp (3) and many pairs of mutually supporting carry out spacing fixed subassembly (5) to every connection clamp (3), a serial communication port, fixed top rear side at electric power transformer main part (1) that sets up in wire frame (2), the outer edge symmetry of single connection clamp (3) is fixed and is equipped with two side direction connecting rods (4), a plurality of pairs of fixed subassemblies (5) from left to right evenly set up on wire frame (2), single fixed subassembly (5) include fixed cover (501), at least one spring (502) and connecting plate (503), and connecting plate (503) are fixed on wire frame (2), the one end and the connecting plate (503) fixed connection of spring (502), fixed cover (501) and the free end fixed connection of spring (502), single connection clamp (3) joint respectively between two fixed cover (4) of every pair of fixed subassembly (5), single side direction joint respectively in fixed cover (501) corresponding.

2. The power transformer for preventing cable loosening according to claim 1, wherein a plurality of pulling plates (6) are fixed at front and rear ends of the front side of the fixing sleeve (501), and the pulling plates (6) are provided.

3. A power transformer for preventing cable loosening according to claim 1, characterized in that an anti-slip rubber inner pad (7) is adhered to the inner side of the connection clip (3), and a storage top plate (8) is fixedly fastened to the bottom end of the power transformer main body (1) through bolts.

4. A power transformer for preventing cable loosening according to claim 3, characterized in that the bottom end of the storage top plate (8) is welded with a separation supporting rod (9), and the bottom end of the separation supporting rod (9) is fixed with a concrete pouring table (10).

5. The electric transformer for preventing cable loosening according to claim 4, wherein the cross section of the concrete placement table (10) is viewed as rectangular, and both sides of the concrete placement table (10) are provided with filter assemblies (11).

6. The electric transformer for preventing cable from loosening according to claim 5, wherein the filter assembly (11) comprises water passing holes (1101) and a filter screen plate (1102), and both sides of the water passing holes (1101) are provided with the filter screen plate (1102).