High-voltage power transformer capable of improving wire clamping strength

Abstract

The utility model relates to the technical field of high-voltage mutual inductors, and discloses a high-voltage electric mutual inductor capable of improving wire clamping strength, which comprises an electric mutual inductor main body, one side of the electric mutual inductor main body is fixedly connected with an auxiliary mechanism, and the front surface of the electric mutual inductor main body is in threaded connection with a support plate. According to the high-voltage power transformer capable of improving the wire clamping strength, through the arrangement of the driving mechanism, the threaded connecting rods and the fixing mechanism, when the high-voltage power transformer is used, a servo motor is started, the servo motor drives a positive and negative screw rod on one side to rotate, and then the two sets of threaded connecting rods on the surface of the positive and negative screw rod move relatively on the positive and negative screw rod; the lead wire in the middle is clamped and fixed through the two sets of fixing semi-rings at the bottom of the threaded connecting rod and the silica gel semi-ring pads arranged in the fixing semi-rings, secondary reinforcement can be conducted on the clamped lead wire through opposite acting force generated by stress deformation of the supporting springs on the two sides, and the wire clamping strength of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage transformers, in particular to a high-voltage power transformer with improved wire clamping strength. Background Art

[0002] High-voltage power transformers are transformers suitable for converting high voltage into low voltage or high current into low current in 1kv to 220kv power systems for measurement, protection and use. When power workers install cables, they often need to use high-voltage power transformers to install and convert cables.

[0003] The existing high-voltage power transformers with improved clamping strength have the following disadvantages: most traditional power transformers have poor line fixing effects, resulting in cable shedding and affecting personnel use; most traditional power transformers do not have a cable bundling function, and excess cables are placed in disorder, affecting the appearance of the equipment.

[0004] A high-voltage power transformer for improving the clamping strength is disclosed in the announcement number CN218918595U. Although, the high-voltage power transformer for improving the clamping strength includes a transformer body and a connection box, a threaded rod is threaded through one side of the top surface of the connection box, the bottom of the threaded rod is rotatably connected to a clamping plate through a bearing, both sides of the clamping plate are slidably connected to a slide bar, the inner bottom wall of the connection box is fixedly connected to a placement plate, the top surface of the placement plate is provided with a slot, the bottom of the clamping plate is fixedly connected to a semi-arc plate, and both sides of the placement plate are fixedly connected to a restraining belt. The high-voltage power transformer for improving the clamping strength, through the arrangement of the threaded rod, the clamping plate, the semi-arc plate and the placement plate, when the staff needs to comb and fix the cable, the cable can be placed inside the placement plate, and the threaded rod is twisted to drive the clamping plate to move downward, and then the clamping plate fixes the cable, thereby playing a role in facilitating the fixing of different cables.

[0005] Although the above patent achieves the function of conveniently fixing different cables, the device lacks a quick-release function and mostly fixes the equipment through threads, which affects the work efficiency of the staff during installation and disassembly.

[0006] Therefore, it is necessary to invent a high-voltage power transformer with improved clamping strength to solve the above problems. Utility Model Content

[0007] 1. Technical issues to be solved

[0008] The technical problem solved by the utility model is to provide a high-voltage power transformer with high practicality and simple structure that can improve the clamping strength through simple operation, thereby solving the problem of lack of quick-release function in the above-mentioned background technology.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a high-voltage power transformer for improving the wire clamping strength, comprising a power transformer body, one side of the power transformer body is fixedly connected to an auxiliary mechanism, the front of the power transformer body is threadedly connected to a support plate, the surface of the support plate is fixedly connected to a U-shaped frame, both sides of the surface of the U-shaped frame are fixedly connected to extension plates, one group of the extension plates is fixedly connected to a motor box on the surface, the inside of the motor box is fixedly connected to a driving mechanism, the surface of the driving mechanism is threadedly connected to two groups of threaded connecting rods, the bottom of the threaded connecting rod is fixedly connected to a fixing mechanism, one side of the support plate is fixedly connected to a support block, and the surface of the support block is fixedly connected to three groups of wire binding mechanisms.

[0011] As a further solution of the utility model, the driving mechanism includes a servo motor fixedly connected to the inside of the motor box, the output end of the servo motor is splined with a transmission rod, one end of the transmission rod is fixedly connected to a forward and reverse screw rod, and the threaded connecting rod is threadedly connected to the surface of the forward and reverse screw rod, so that the servo motor can easily drive the forward and reverse screw rod to rotate.

[0012] As a further solution of the utility model, the fixing mechanism includes two groups of fixing half rings fixedly connected to the bottom of the threaded connecting rod, the inner walls of the fixing half rings are fixedly connected to two groups of supporting springs, one end of the supporting spring is fixedly connected to a silicone half ring pad, the silicone half ring pad facilitates clamping and fixing the lead wire, thereby improving the stability of the lead wire.

[0013] As a further solution of the utility model, the wiring harness mechanism includes three groups of threaded rods fixedly connected to the surface of the support block, and the surface of the threaded rods is threadedly connected with nuts, which facilitate pressurizing and fixing the lead wires wrapped around the surface of the threaded rods.

[0014] As a further solution of the utility model, threaded holes are provided on the surfaces of the support plate and the power transformer body, and bolts are connected to the internal threads of the threaded holes. The bolts are convenient for fixing the support plate, thereby improving the stability of the support plate.

[0015] As a further solution of the utility model, two groups of wiring ports are provided on the surface of the power transformer body, and lead wires are plugged into the wiring ports, so that the wiring ports are convenient for connecting the lead wires.

[0016] (III) Beneficial effects

[0017] The utility model provides a high-voltage power transformer with improved clamping strength, which has the following beneficial effects:

[0018] 1. The high-voltage power transformer with improved wire clamping strength is provided with a driving mechanism, a threaded connecting rod and a fixing mechanism. When in use, the servo motor is started, and the servo motor drives the positive and negative screws on one side to rotate, so that the two groups of threaded connecting rods on the surface of the positive and negative screws move relative to each other on the positive and negative screws, so that the two groups of fixed semi-rings at the bottom of the threaded connecting rods and the silicone semi-ring pads arranged inside the fixed semi-rings clamp and fix the lead wire in the middle, and the reverse force generated by the deformation of the support springs on both sides can perform secondary reinforcement on the clamped lead wire, thereby improving the wire clamping strength of the equipment.

[0019] 2. The high-voltage power transformer with improved wire clamping strength can be used to wrap excess lead wires around three sets of threaded rods arranged on the surface of the support block through the setting of the wire bundling mechanism. Then, by twisting the nut, the nut can be moved up and down on the threaded rod until the lead wires wrapped around the threaded rods are pressurized and fixed, thereby avoiding the lead wires being too long and placed in disorder, which affects the appearance of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the driving mechanism of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the wire harness mechanism of the utility model;

[0023] Figure 4 This is a schematic diagram of the auxiliary mechanism structure of the utility model;

[0024] Figure 5 This is a schematic diagram of the latch structure of the utility model.

[0025] In the figure: 1. Power transformer body; 2. Auxiliary mechanism; 201. Connecting block; 202. Threaded column; 203. Extension block; 204. Latch; 205. Buffer spring; 3. Support plate; 4. U-shaped frame; 5. Extension plate; 6. Motor box; 7. Driving mechanism; 701. Servo motor; 702. Transmission rod; 703. Positive and negative screw rod; 8. Threaded connecting rod; 9. Fixing mechanism; 901. Fixing half ring; 902. Support spring; 903. Silicone half ring pad; 10. Support block; 11. Cable harness mechanism; 1101. Threaded rod; 1102. Nut; 12. Bolt; 13. Wiring port; 14. Lead wire. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 5 The utility model provides a technical solution: a high-voltage power transformer for improving the wire clamping strength, comprising a power transformer body 1, one side of the power transformer body 1 is fixedly connected with an auxiliary mechanism 2, the front of the power transformer body 1 is threadedly connected with a support plate 3, the surface of the support plate 3 is fixedly connected with a U-shaped frame 4, both sides of the surface of the U-shaped frame 4 are fixedly connected with extension plates 5, one group of the extension plates 5 is fixedly connected with a motor box 6 on the surface, the motor box 6 is fixedly connected with a driving mechanism 7 inside, and the wire clamping strength of the equipment is improved by setting the driving mechanism 7, the surface of the driving mechanism 7 is threadedly connected with two groups of threaded connecting rods 8, the bottom of the threaded connecting rod 8 is fixedly connected with a fixing mechanism 9, one side of the support plate 3 is fixedly connected with a support block 10, and the surface of the support block 10 is fixedly connected with three groups of wire harnessing mechanisms 11, and the setting of the wire harnessing mechanism 11 can prevent the lead wires 14 from being too long and placed in disorder, which affects the appearance of the equipment;

[0028] See also Figure 2 The driving mechanism 7 includes a servo motor 701 fixedly connected to the inside of the motor box 6, the output end of the servo motor 701 is splined with a transmission rod 702, one end of the transmission rod 702 is fixedly connected with a forward and reverse screw rod 703, and the threaded connecting rod 8 is threadedly connected to the surface of the forward and reverse screw rod 703, so that the servo motor 701 can easily drive the forward and reverse screw rod 703 to rotate;

[0029] See also Figure 2 The fixing mechanism 9 includes two groups of fixing half rings 901 fixedly connected to the bottom of the threaded connecting rod 8, and the inner wall of the fixing half ring 901 is fixedly connected with two groups of supporting springs 902, and one end of the supporting spring 902 is fixedly connected with a silicone half ring pad 903, and the silicone half ring pad 903 is convenient for clamping and fixing the lead wire 14, thereby improving the stability of the lead wire 14;

[0030] See also Figure 3 The wire harness mechanism 11 includes three sets of threaded rods 1101 fixedly connected to the surface of the support block 10, and the surface of the threaded rods 1101 is threadedly connected with nuts 1102, which facilitate pressurizing and fixing the lead wires 14 wound on the surface of the threaded rods 1101;

[0031] See also Figure 1, threaded holes are provided on the surfaces of the support plate 3 and the power transformer body 1, and the internal threads of the threaded holes are connected with bolts 12, which facilitate fixing the support plate 3 and improve the stability of the support plate 3;

[0032] See also Figure 1 Two groups of wiring ports 13 are provided on the surface of the power transformer body 1 , and lead wires 14 are inserted into the wiring ports 13 . The wiring ports 13 are convenient for connecting the lead wires 14 .

[0033] Embodiment 1:

[0034] See also Figure 4 The auxiliary mechanism 2 includes a connection block 201 fixedly connected to one side of the power transformer body 1. A threaded hole is provided on the surface of the connection block 201. The internal thread of the threaded hole is connected with a threaded column 202. The auxiliary mechanism 2 is provided to fix the device and improve the stability of the device.

[0035] Embodiment 2:

[0036] See also Figure 5 The auxiliary mechanism 2 includes an extension block 203 fixedly connected to one side of the power transformer body 1. A limiting hole is provided on the surface of the extension block 203. A latch 204 is inserted into the limiting hole. A buffer spring 205 is adjusted on the surface of the latch 204. Through the arrangement of the latch 204 and the buffer spring 205, there is no need to assemble and disassemble through threads, which is convenient for staff to quickly assemble and disassemble.

[0037] In the utility model, the working steps of the device are as follows:

[0038] Step 1: When in use, start the servo motor 701, which drives the forward and reverse screw rods 703 on one side to rotate, so that the two groups of threaded connecting rods 8 on the surface of the forward and reverse screw rods 703 move relatively on the forward and reverse screw rods 703, so that the two groups of fixed semi-rings 901 at the bottom of the threaded connecting rods 8 and the silicone semi-ring pads 903 arranged inside the fixed semi-rings 901 clamp and fix the lead wire 14 in the middle, and the reverse force generated by the deformation of the support springs 902 on both sides can be used to reinforce the clamped lead wire 14 for a second time;

[0039] The second step: when in use, the excess lead wires 14 can be wound around the three sets of threaded rods 1101 set on the surface of the support block 10, and then the nut 1102 can be moved up and down on the threaded rod 1101 by screwing the nut 1102 until the lead wires 14 wound around the threaded rod 1101 are pressurized and fixed.

[0040] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0041] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-voltage power transformer with improved clamping strength, comprising a power transformer body (1), characterized in that: An auxiliary mechanism (2) is fixedly connected to one side of the power transformer body (1); a support plate (3) is threadedly connected to the front of the power transformer body (1); a U-shaped frame (4) is fixedly connected to the surface of the support plate (3); extension plates (5) are fixedly connected to both sides of the surface of the U-shaped frame (4); a motor box (6) is fixedly connected to the surface of one group of the extension plates (5); a driving mechanism (7) is fixedly connected to the inside of the motor box (6); two groups of threaded connecting rods (8) are threadedly connected to the surface of the driving mechanism (7); a fixing mechanism (9) is fixedly connected to the bottom of the threaded connecting rod (8); a support block (10) is fixedly connected to one side of the support plate (3); and three groups of wiring harness mechanisms (11) are fixedly connected to the surface of the support block (10).

2. A high-voltage power transformer with improved clamping strength according to claim 1, characterized in that: The driving mechanism (7) comprises a servo motor (701) fixedly connected to the inside of the motor box (6); the output end of the servo motor (701) is spline-connected to a transmission rod (702); one end of the transmission rod (702) is fixedly connected to a forward and reverse screw rod (703); and the threaded connecting rod (8) is threadedly connected to the surface of the forward and reverse screw rod (703).

3. A high-voltage power transformer with improved clamping strength according to claim 1, characterized in that: The fixing mechanism (9) comprises two groups of fixing half rings (901) fixedly connected to the bottom of the threaded connecting rod (8), the inner wall of the fixing half ring (901) is fixedly connected to two groups of supporting springs (902), and one end of the supporting spring (902) is fixedly connected to a silicone half ring pad (903).

4. A high-voltage power transformer with improved clamping strength according to claim 1, characterized in that: The cable harness mechanism (11) comprises three groups of threaded rods (1101) fixedly connected to the surface of the support block (10), and nuts (1102) are threadedly connected to the surfaces of the threaded rods (1101).

5. A high-voltage power transformer with improved clamping strength according to claim 1, characterized in that: The surfaces of the support plate (3) and the power transformer body (1) are both provided with threaded holes, and the internal threads of the threaded holes are connected with bolts (12).

6. A high-voltage power transformer with improved clamping strength according to claim 1, characterized in that: Two groups of wiring ports (13) are provided on the surface of the power transformer body (1), and lead wires (14) are inserted into the wiring ports (13).

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