A transformer with convenient replacement of insulating pad

Abstract

The utility model relates to the technical field of transformers, and discloses a transformer for convenient replacement of insulating pads, including a main body mechanism and an auxiliary fixing mechanism, wherein the auxiliary fixing mechanism is located on the right side of the main body mechanism, and the main body mechanism includes a transformer storage box, a fixed base, threaded holes, a connecting rod and an outer ring thread, wherein the fixed base is evenly distributed at the upper end of the transformer storage box. The transformer for convenient replacement of insulating pads, through the use of the main body mechanism, can be threadedly connected and fixed with the outer ring thread of the outer end of the connecting rod through the threaded holes on the inner side of the upper end of the fixed base evenly distributed at the upper end of the transformer storage box when in use, and can be threadedly connected and fixed with the connecting head at the top of the high-voltage bushing and the butt joint at the lower end of the low-voltage bushing through the connecting head. When damaged, it can be directly unscrewed and replaced with a new one, and then screwed on to install and fix it. The equipment inside the transformer storage box can be ventilated and cooled through the radiator and ventilation grille, which is more convenient when in use.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a transformer with convenient replacement of insulating pads. Background Art

[0002] A transformer is a device that uses the principle of electromagnetic induction to change AC voltage. Its main components are the primary coil, secondary coil and iron core (magnetic core). Its main functions include voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), etc.

[0003] The prior art CN216388963U patent proposes a transformer that is convenient for replacing insulating pads. The patent proposes a transformer body and an auxiliary fixing assembly. A sealing cover is provided at the top of the transformer body. Four fixing screws are inserted and connected with threads at the four corners of the top of the sealing cover. A plurality of fixing holes are provided on the side of the top of the transformer body. Multiple groups of auxiliary fixing assemblies are respectively provided at the connection between the sealing cover and the top side of the transformer body. The auxiliary fixing assembly includes a fixing rod, which is slidably inserted and connected in the fixing hole. The rod arm sleeve at the top of the fixing rod is provided with a blocking collar. Both sides of the bottom of the fixing rod are fixedly connected with locking rods. The utility model, through the design of the auxiliary fixing assembly, uses multiple auxiliary fixing assemblies to replace the fixing screws connected to the top side of the sealing cover, and uses the convenience of unlocking the auxiliary fixing assembly, so that the sealing cover and the transformer body are easier to disassemble and fix, and the replacement of the insulating plate is convenient.

[0004] The existing transformer with convenient replacement of insulating pads is easy to be damaged after long-term use. It is inconvenient to replace the high-voltage bushing and the low-voltage bushing on the top, which makes it inconvenient to use. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a transformer with an easily replaceable insulating pad, so as to solve the problem in the above background technology that the high-voltage bushing and the low-voltage bushing at the top are easily damaged after long-term use, and it is inconvenient to replace them after damage, making it inconvenient to use.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transformer for convenient replacement of insulating pads, comprising a main body mechanism and an auxiliary fixing mechanism, wherein the auxiliary fixing mechanism is located on the right side of the main body mechanism, and the main body mechanism comprises a transformer storage box, a fixed base, a threaded hole, a connecting rod and an outer circle thread, wherein the fixed base is evenly distributed on the upper end of the transformer storage box, the threaded hole is fixedly arranged on the inner side of the middle part of the fixed base, the connecting rod is fixedly installed on the upper end of the inner side of the fixed base, the outer circle thread is evenly distributed below the outer end of the connecting rod, and the outer circle thread is connected to the inner side of the threaded hole through a thread.

[0009] Preferably, the main body structure also includes a high-voltage bushing, a connector and a low-voltage bushing, the high-voltage bushing is fixedly mounted on the upper end of the connecting rod, the connector is fixedly arranged in the middle of the upper end of the high-voltage bushing, and the low-voltage bushing is fixedly mounted on the upper end of the high-voltage bushing.

[0010] Preferably, the main body structure also includes a docking joint, a radiator and a ventilation grille, the docking joint is fixedly installed in the middle of the lower end of the low-voltage bushing, the docking joint is threadedly connected to the inner side of the docking joint, the radiator is fixedly installed at the front and rear ends of the transformer storage box, and the ventilation grilles are evenly distributed in the middle of the radiator.

[0011] Preferably, the auxiliary fixing mechanism includes a movable door, a door handle, a bearing groove, a driving motor, a double-sided threaded rod, a movable nut, a clamping plate, a fixed connecting seat, a buffer, a load-bearing plate, a universal wheel and a brake. The movable door is movably installed at the right end of the transformer storage box, the door handle is fixedly installed at the outer end of the right side of the movable door, and the bearing groove is fixedly arranged in the middle of the inner left end of the transformer storage box.

[0012] Preferably, the drive motor is fixedly installed at the right end of the inner side of the bearing groove, the double-sided threaded rod is fixedly installed at the transmission end of the left end of the drive motor, the movable nuts are evenly distributed on the left and right sides of the outer end of the double-sided threaded rod, and the movable nuts are threadedly connected to the outer end of the double-sided threaded rod.

[0013] Preferably, the clamping plate is fixedly mounted on the right end of the movable nut, the fixed connecting seat is fixedly mounted on the bottom of the inner side of the transformer storage box, and the buffers are evenly distributed at the lower end of the transformer storage box.

[0014] Preferably, the load-bearing plate is fixedly mounted on the lower end of the buffer, the universal wheel is movably mounted on the lower end of the load-bearing plate, and the brake is movably mounted on the left end of the inner side of the universal wheel.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The transformer with convenient replacement of insulating pads, through the use of the main body mechanism, can be threadedly connected and fixed with the outer circle thread of the outer end of the connecting rod through the threaded holes on the inner side of the upper end of the fixed base evenly distributed on the upper end of the transformer storage box, and can be threadedly connected and fixed with the connecting head on the top of the high-voltage bushing and the butt joint at the lower end of the low-voltage bushing. When it is damaged, it can be directly screwed down and replaced with a new one, and then screwed on to install and fix it. The equipment inside the transformer storage box can be ventilated and cooled through the radiator and the ventilation grille, making it more convenient to use;

[0017] 2. The transformer with convenient replacement of insulating pads uses an auxiliary fixing mechanism, so that when in use, the movable door can be opened by pulling the door handle, and the transformer is placed on the fixed connecting seat at the bottom of the inner side of the transformer storage box. The double-sided threaded rod is driven to rotate by the operation of the driving motor at the right end of the inner side of the bearing groove, so that the movable nut at the outer end moves toward each other, and the movable nut is fixed to the clamping plate by the movable nut, and the transformer on the fixed connecting seat is clamped and fixed by the clamping plate. When replacing the insulating pad, it is loosened for replacement, which is more convenient to use. The buffer at the lower end of the transformer storage box is used for buffering and shock absorption, and the equipment is moved for use by the universal wheel at the lower end of the load-bearing plate, and the universal wheel can be fixed by stepping on the brake. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the explosion details of the high-voltage bushing of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure details of the transformer storage box of the utility model;

[0021] Figure 4 It is a schematic diagram of the partially enlarged detailed structure of the load-bearing slot of the utility model.

[0022] In the figure: 1. Main body; 101. Transformer storage box; 102. Fixed base; 103. Threaded hole; 104. Connecting rod; 105. Outer thread; 106. High-voltage bushing; 107. Connecting head; 108. Low-voltage bushing; 109. Butt joint; 110. Radiator; 111. Ventilation grille; 2. Auxiliary fixing mechanism; 201. Movable door; 202. Door handle; 203. Load-bearing slot; 204. Driving motor; 205. Double-sided threaded rod; 206. Movable nut; 207. Clamping plate; 208. Fixed connecting seat; 209. Buffer; 210. Load-bearing plate; 211. Universal wheel; 212. Brake. DETAILED DESCRIPTION

[0023] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0024] See also Figure 1-Figure 4 The utility model provides a technical solution: a transformer for convenient replacement of insulating pads, comprising a main body mechanism 1 and an auxiliary fixing mechanism 2, the auxiliary fixing mechanism 2 is located on the right side of the main body mechanism 1, the main body mechanism 1 comprises a transformer storage box 101, a fixed base 102, a threaded hole 103, a connecting rod 104 and an outer circle thread 105, the fixed base 102 is evenly distributed on the upper end of the transformer storage box 101, the threaded hole 103 is fixedly arranged on the inner side of the middle part of the fixed base 102, the connecting rod 104 is fixedly installed on the upper end of the inner side of the fixed base 102, the outer circle thread 105 is evenly distributed below the outer end of the connecting rod 104, and the outer circle thread 105 is connected to the inner side of the threaded hole 103 by threading.

[0025] The main body mechanism 1 also includes a high-voltage bushing 106, a connector 107 and a low-voltage bushing 108. The high-voltage bushing 106 is fixedly installed on the upper end of the connecting rod 104, the connector 107 is fixedly arranged in the middle of the upper end of the high-voltage bushing 106, and the low-voltage bushing 108 is fixedly installed on the upper end of the high-voltage bushing 106. The main body mechanism 1 also includes a docking joint 109, a radiator 110 and a ventilation grille 111. The docking joint 109 is fixedly installed in the middle of the lower end of the low-voltage bushing 108, and the docking joint 109 is threadedly connected to the inner side of the docking joint 109. The radiator 110 is fixedly installed at the front and rear ends of the transformer storage box 101, and the ventilation grilles 111 are evenly distributed in the middle of the radiator 110.

[0026] The auxiliary fixing mechanism 2 includes a movable door 201, a door handle 202, a bearing slot 203, a driving motor 204, a double-sided threaded rod 205, a movable nut 206, a clamping plate 207, a fixed connection seat 208, a buffer 209, a load-bearing plate 210, a universal wheel 211 and a brake 212. The movable door 201 is movably installed at the right end of the transformer storage box 101, the door handle 202 is fixedly installed at the outer end of the right side of the movable door 201, the bearing slot 203 is fixedly arranged in the middle of the left end of the inner side of the transformer storage box 101, the driving motor 204 is fixedly installed at the right end of the inner side of the bearing slot 203, and the double-sided threaded rod 205 is fixed. Installed at the transmission end of the left end of the driving motor 204, the movable nut 206 is evenly distributed on the left and right sides of the outer end of the double-sided threaded rod 205, the movable nut 206 is threadedly connected to the outer end of the double-sided threaded rod 205, the clamping plate 207 is fixedly installed on the right end of the movable nut 206, the fixed connecting seat 208 is fixedly installed on the bottom of the inner side of the transformer storage box 101, the buffer 209 is evenly distributed at the lower end of the transformer storage box 101, the load-bearing plate 210 is fixedly installed at the lower end of the buffer 209, the universal wheel 211 is movably installed at the lower end of the load-bearing plate 210, and the brake 212 is movably installed at the left end of the inner side of the universal wheel 211.

[0027] Working principle: When the transformer with convenient replacement of insulating pads is needed, the transformer storage box 101 is threadedly connected and fixed with the outer circle thread 105 at the outer end of the connecting rod 104 through the threaded holes 103 on the inner side of the upper end of the fixed base 102 evenly distributed on the upper end, and the transformer is threadedly connected and fixed with the connector 107 on the top of the high-voltage bushing 106 and the docking joint 109 at the lower end of the low-voltage bushing 108. When it is damaged, it can be directly unscrewed, replaced with a new one, and then screwed on to fix it. The equipment inside the transformer storage box 101 is ventilated and cooled through the radiator 110 and the ventilation grille 111. The movable door 201 is opened by pulling the door handle 202, and the transformer is placed on the transformer On the fixed connecting seat 208 at the bottom of the inner side of the storage box 101, the operation of the driving motor 204 at the right end of the inner side of the bearing groove 203 drives the double-sided threaded rod 205 to rotate, so that the movable nut 206 at the outer end thereof moves toward each other, and it is fixed to the clamping plate 207 by the movable nut 206, and the transformer on the fixed connecting seat 208 is clamped and fixed by the clamping plate 207. When replacing the insulating pad, it is loosened for replacement, which is more convenient to use. The buffer 209 at the lower end of the transformer storage box 101 is used for buffering and shock absorption, and the universal wheel 211 at the lower end of the load-bearing plate 210 is used to move the equipment, and the universal wheel 211 can be fixed by stepping on the brake 212.

[0028] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A transformer for conveniently replacing insulating pads, comprising a main body mechanism (1) and an auxiliary fixing mechanism (2), characterized in that: The auxiliary fixing mechanism (2) is located on the right side of the main mechanism (1); the main mechanism (1) comprises a transformer storage box (101), a fixing base (102), a threaded hole (103), a connecting rod (104) and an outer circle thread (105); the fixing base (102) is evenly distributed on the upper end of the transformer storage box (101); the threaded hole (103) is fixedly arranged on the inner side of the middle part of the fixing base (102); the connecting rod (104) is fixedly installed on the upper end of the inner side of the fixing base (102); the outer circle thread (105) is evenly distributed below the outer end of the connecting rod (104); and the outer circle thread (105) is connected to the inner side of the threaded hole (103) by threading.

2. A transformer with convenient replacement of insulating pads according to claim 1, characterized in that: The main body structure (1) further comprises a high-voltage bushing (106), a connector (107) and a low-voltage bushing (108); the high-voltage bushing (106) is fixedly mounted on the upper end of the connecting rod (104); the connector (107) is fixedly arranged in the middle of the upper end of the high-voltage bushing (106); and the low-voltage bushing (108) is fixedly mounted on the upper end of the high-voltage bushing (106).

3. A transformer with convenient replacement of insulating pads according to claim 2, characterized in that: The main body structure (1) further comprises a docking joint (109), a radiator (110) and a ventilation grille (111); the docking joint (109) is fixedly mounted at the middle of the lower end of the low-voltage bushing (108); the docking joint (109) is threadedly connected to the inner side of the docking joint (109); the radiator (110) is fixedly mounted at the front and rear ends of the transformer storage box (101); and the ventilation grilles (111) are evenly distributed at the middle of the radiator (110).

4. A transformer with convenient replacement of insulating pads according to claim 3, characterized in that: The auxiliary fixing mechanism (2) comprises a movable door (201), a door handle (202), a bearing slot (203), a driving motor (204), a double-sided threaded rod (205), a movable nut (206), a clamping plate (207), a fixed connection seat (208), a buffer (209), a load-bearing plate (210), a universal wheel (211) and a brake (212); the movable door (201) is movably mounted on the right end of the transformer storage box (101); the door handle (202) is fixedly mounted on the outer end of the right side of the movable door (201); and the bearing slot (203) is fixedly arranged in the middle of the left end of the inner side of the transformer storage box (101).

5. A transformer with convenient replacement of insulating pads according to claim 4, characterized in that: The driving motor (204) is fixedly mounted on the right end of the inner side of the bearing groove (203); the double-sided threaded rod (205) is fixedly mounted on the transmission end of the left end of the driving motor (204); the movable nuts (206) are evenly distributed on the left and right sides of the outer end of the double-sided threaded rod (205); and the movable nuts (206) are threadedly connected to the outer end of the double-sided threaded rod (205).

6. A transformer with convenient replacement of insulating pads according to claim 5, characterized in that: The clamping plate (207) is fixedly mounted on the right end of the movable nut (206), the fixed connection seat (208) is fixedly mounted on the bottom of the inner side of the transformer storage box (101), and the buffer (209) is evenly distributed at the lower end of the transformer storage box (101).

7. A transformer with convenient replacement of insulating pads according to claim 6, characterized in that: The load-bearing plate (210) is fixedly mounted on the lower end of the buffer (209), the universal wheel (211) is movably mounted on the lower end of the load-bearing plate (210), and the brake (212) is movably mounted on the left end of the inner side of the universal wheel (211).

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