Fully enclosed transformer

Abstract

The present invention belongs to the technical field of transformers, and is particularly a fully enclosed transformer, comprising a transformer body, a connector and a protective component, wherein a connector is fixedly connected to a terminal block arranged on the upper part of the transformer body, and a protective component is arranged on the outer side of the transformer body. The present invention stably connects the wire to the terminal block of the transformer through the connector, and the anti-slip outer sleeve and the anti-slip inner sleeve in the connector cooperate with each other, so as to facilitate the fast and fixed connection of the end of the wire to the connector, and when the wire is pulled during use, the end of the wire will drive the anti-slip inner sleeve to move in the anti-slip outer sleeve, and during the movement, the anti-slip outer sleeve squeezes the anti-slip inner sleeve to produce deformation, and then tightly presses against the end of the wire, and at the same time, it is pulled tighter and tighter, which can effectively prevent the end of the wire from loosening and falling off, so as to achieve fast, effective and stable connection of the wire, and the entire connector has a simple structure, and the disassembly and assembly operation is simple and convenient, with high speed and high efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of transformers, in particular to a fully enclosed transformer. Background Art

[0002] Electricity is an indispensable part of modern life. In the application of electricity, transformers are one of the indispensable devices. Transformers are devices that use the principle of electromagnetic induction to change AC voltage. Power transformers are one of the main equipment in power engineering. The role of transformers is multifaceted. They can not only increase the voltage to send electricity to the power consumption area, but also reduce the voltage to various levels of voltage to meet the needs of electricity consumption. In short, both voltage increase and voltage reduction must be completed by transformers.

[0003] However, the existing transformer uses terminal blocks to connect the wires, and wire noses need to be pre-installed at the ends of the wires, and the wire noses and terminal blocks need to be bolted together to complete the connection of the wires. The entire operation is cumbersome, complicated, slow and inefficient. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a fully enclosed transformer, which solves the problems of complicated and cumbersome wire connection operation, slow speed and low efficiency on the prior transformer.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0008] A fully enclosed transformer comprises a transformer body, a connector and a protective component, wherein a connector is fixedly connected to a connector seat arranged on the upper part of the transformer body, a protective component is arranged on the outer side of the transformer body, and the protective component comprises a base frame and a protective fence plugged into each other, the connector comprises a connecting seat and a connecting ear integrally formed and arranged at one end of the connecting seat, and an anti-slipping outer sleeve is fixedly connected to the other end of the connecting seat, and an anti-slipping inner sleeve is arranged inside the anti-slipping outer sleeve, a spring is abutted on the upper part of the anti-slipping outer sleeve, and the upper end of the spring is sleeved on a limiter, and an adjusting nut is threadedly connected to the limiter.

[0009] Furthermore, a connecting ear at one end of the connecting seat is sleeved on the upper part of the wiring seat, and one side of the connecting ear is open and extends outward, and a bolt through-hole is provided at the outward extending portion, the other end of the connecting seat is fixedly connected to the outer wall of the anti-slip sleeve, the anti-slip sleeve includes a first sleeve and a second sleeve, and the first sleeve is fixedly connected to the connecting seat, and a reinforcing rib is fixedly connected between the first sleeve and the connecting seat, a first slot is provided on the first sleeve, and a first block matching the first slot is integrally provided on the second sleeve, the cavities provided on the first sleeve and the second sleeve form a truncated cone-shaped cavity matching the anti-slip inner sleeve, and the anti-slip inner sleeve includes a first inner sleeve and a second inner sleeve, and anti-slip teeth are integrally provided on the inner side walls of the first inner sleeve and the second inner sleeve, a second slot is provided on the first inner sleeve, and a second block matching the second slot is integrally provided on the second inner sleeve, and the first inner sleeve and the second inner sleeve are combined to form a truncated cone-shaped ring, and a deformation groove is provided at the end with a larger outer diameter of the first inner sleeve and the second inner sleeve.

[0010] Furthermore, the limiter includes a first arc plate and a second arc plate, and the inner sides of the first arc plate and the second arc plate are fixedly connected with an anti-slip lining, and the upper ends of the first arc plate and the second arc plate are both integrally provided with a convex stopper on one side away from each other, the first arc plate and the second arc plate are both provided with matching connecting holes, and the first arc plate and the second arc plate are combined into a circular sleeve, and the outer walls of the first arc plate and the second arc plate are both provided with external threads matching the adjusting nut.

[0011] Furthermore, the base frame is fixedly connected to the lower part of the transformer body by bolts, and a plug-in hole is provided on the base frame. A plug-in rod matching the plug-in hole is fixedly connected to the lower part of the guardrail at a position corresponding to the plug-in hole, and connecting grooves are provided at both ends of the upper part of the guardrail, and a connector is clamped on the connecting groove.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the present invention provides a fully enclosed transformer, which has the following beneficial effects:

[0014] The present invention can stably connect the wire to the wiring seat of the transformer through the arranged connector, and the anti-dropout outer sleeve and the anti-dropout inner sleeve in the connector are used in cooperation with each other, so that the end of the wire can be quickly fixedly connected to the connector, and when the wire is pulled during use, the end of the wire will drive the anti-dropout inner sleeve to move in the anti-dropout outer sleeve, and during the movement, the anti-dropout outer sleeve squeezes the anti-dropout inner sleeve to produce deformation, and then tightly presses against the end of the wire, and at the same time, it is pulled tighter and tighter, so that the end of the wire can be effectively prevented from loosening and falling off, so that the wire can be quickly, effectively and stably connected, and the whole connector has a simple structure, and the disassembly and assembly operation is simple and convenient, and the speed is fast and the efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present invention;

[0016] Figure 2 It is a structural schematic diagram of the connector in the present invention;

[0017] Figure 3 An exploded view of the connector of the present invention;

[0018] Figure 4 It is an exploded view of the anti-stripping jacket in the present invention;

[0019] Figure 5 It is an exploded view of the anti-dropping inner sleeve in the present invention;

[0020] Figure 6 It is an exploded view of the protective component in the present invention.

[0021] In the figure: 1, transformer body; 101, terminal block; 2, terminal block; 201, connection seat; 2011, reinforcement rib; 202, connection ear; 203, anti-slip jacket; 2031, first jacket; 2032, second jacket; 2033, first slot; 2034, first block; 204, spring; 205, stopper; 2051, first arc plate; 2052, second arc plate; 2053, anti-slip lining ; 2054, convex stopper; 2055, connecting hole; 206, adjusting nut; 207, anti-drop inner sleeve; 2071, first inner sleeve; 2072, second inner sleeve; 2073, second slot; 2074, second block; 2075, anti-slip teeth; 3, protection component; 301, base frame; 3011, plug-in hole; 302, guardrail; 3021, plug-in rod; 3022, connecting slot; 303, connector. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Example

[0024] like Figure 1 , Figure 2 and Figure 3As shown, an embodiment of the present invention proposes: a fully enclosed transformer, including a transformer body 1, a connector 2 and a protective component 3, a connector 2 is fixedly connected to a terminal block 101 arranged on the upper part of the transformer body 1, and the terminal block 101 is arranged to be convenient for stably connecting external wires, realizing stable connection of the wires, and ensuring subsequent stable operation and use, and at the same time, evenly distributed heat dissipation fins are arranged on the external side wall of the transformer body 1 to dissipate the heat generated by the operation of the transformer body 1, ensuring that the transformer body 1 can operate stably, and the connector 2 is conveniently arranged as a fixing component for connecting the wires, ensuring that the wires are stably connected to the terminal block 101, and at the same time, it also effectively prevents the wire connection end from loosening and falling off during use, and realizes the rapid operation of the wire. The transformer body 1 is effectively and stably connected, and a protective component 3 is arranged on the outside of the transformer body 1, and the protective component 3 includes a base frame 301 and a protective fence 302 which are plugged into each other. The protective component 3 is arranged on the outside of the transformer body 1 to effectively protect it and avoid the problem that the external impact affects the operation of the transformer body 1 during use. The setting of the base frame 301 is convenient for stably installing and fixing the transformer body 1 at the use position, and is convenient for use as a mounting frame for the transformer body 1 to ensure stable installation and fixation. At the same time, the protective fence 302 blocks the surrounding of the transformer body 1 to effectively protect it. The connector 2 includes a connecting seat 201 and a connecting ear 202 integrally formed at one end of the connecting seat 201. The setting of the connecting ear 202 is convenient for the whole The connector 2 is stably connected to the transformer terminal block 101 to achieve stable installation of the connector 2, and the connecting base 201 is convenient for stably connecting the connecting ear 202, the anti-dropping outer sleeve 203 and the anti-dropping inner sleeve 207 together, and the connecting base 201, the connecting ear 202, the anti-dropping outer sleeve 203 and the anti-dropping inner sleeve 207 are all made of conductive materials, which is convenient for realizing the electrical connection between the wire and the terminal block 101 after the wire is connected and fixed, and the other end of the connecting base 201 is fixedly connected with the anti-dropping outer sleeve 203, and the anti-dropping inner sleeve 207 is arranged inside the anti-dropping outer sleeve 203, and the anti-dropping outer sleeve 203 and the anti-dropping inner sleeve 207 are used in conjunction with each other to be sheathed on the outside of the wire end portion, and the wire end portion is tightly fixed, so as to achieve the wire end portion. The spring 204 is arranged to generate elastic force after the spring 204 is deformed, and the elastic force is used to pull the wire, and then the spring 204 is used in conjunction with the stopper 205. The upper end of the spring 204 is sleeved on the stopper 205, and the stopper 205 is threadedly connected with an adjusting nut 206. The stopper 205 is sleeved on the outside of the wire and is tightly fixed to the sleeved part on the wire. At the same time, one end of the spring 204 is against the stopper 205, and the other end is against the anti-stripping jacket 203, and then the elastic force of the spring 204 is used to pull the wire. The setting of the adjusting nut 206 is convenient for rotating the adjustment position on the stopper 205, so as to adjust the deformation of the spring 204.During installation, firstly, the base frame 301 is stably fixed and installed at the use position, then the transformer body 1 is stably placed on the base frame 301, then the connector 2 is installed on the wiring seat 101, and the stopper 205 is sleeved on the appropriate position of the wire end, and then the adjusting nut 206 is threadedly connected to the outside of the stopper 205, then the spring 204 is sleeved on the wire, the anti-slip inner sleeve 207 is sleeved on the conductor of the wire end, and the anti-slip inner sleeve 207 is placed in the anti-slip outer sleeve 203, and finally the adjusting nut 206 is rotated on the stopper 205, so that one end of the spring 204 is tightly against the anti-slip outer sleeve 203, and the other end is against the adjusting nut 206, and the wire is pulled by the elastic force of the deformation of the spring 204, ensuring that the outer wall of the anti-slip inner sleeve 207 is tightly against the inner wall of the anti-slip outer sleeve 203, and the stable connection of the wire is completed. ;

[0025] like Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, in some embodiments, a connecting ear 202 at one end of the connecting seat 201 is sleeved on the upper part of the wiring seat 101, and one side of the connecting ear 202 is open and extends outward, and a bolt through hole is provided at the outward extending portion. The bolt through hole provided at the outward extending portion of the opening portion of one side of the connecting ear 202 is convenient for installing bolts, and the connecting ear 202 is stably connected to the wiring seat 101 by bolts to ensure that the connector 2 is stably installed and fixed, and the other end of the connecting seat 201 is fixedly connected to the outer wall of the anti-detachment jacket 203, and the anti-detachment jacket 203 includes a first jacket 2031 and a second jacket 2032, and the first jacket 2031 is fixedly connected to the connecting seat 201, and the first jacket 2031 and the connecting seat 201 are fixedly connected with each other. The reinforcement rib 2011 is provided to facilitate the stability of the connection between the connecting seat 201 and the anti-slipping outer jacket 203, ensuring that it will not fall off during use. The first outer jacket 2031 is provided with a first card slot 2033, and the second outer jacket 2032 is integrally provided with a first card block 2034 that cooperates with the first card slot 2033. The first card slot 2033 and the first card block 2034 are provided to facilitate the combination and connection of the first outer jacket 2031 and the second outer jacket 2032. The anti-slipping outer jacket 203 adopts the method of mutual clamping combination of the first outer jacket 2031 and the second outer jacket 2032, which is convenient for quick combination and connection when in use, and convenient for quick placement of the anti-slipping inner jacket 207 in the anti-slipping outer jacket 203 during installation, so as to achieve the connection between the two. The first outer sleeve 2031 and the second outer sleeve 2032 are provided with a truncated cone-shaped cavity for matching the anti-dropping inner sleeve 207, and the truncated cone-shaped cavity is convenient for accommodating the anti-dropping inner sleeve 207 to achieve stable assembly and matching between the two. The anti-dropping inner sleeve 207 includes a first inner sleeve 2071 and a second inner sleeve 2072, and the inner side walls of the first inner sleeve 2071 and the second inner sleeve 2072 are integrally provided with anti-slip teeth 2075. The provision of the anti-slip teeth 2075 facilitates the improvement of the friction between the entire anti-dropping inner sleeve 207 and the conductor at the end of the wire, strengthens the stability of the connection between the two, and effectively prevents the wire end from loosening and falling off during use. The first inner sleeve 2071 is provided with a second slot 2073, and the second inner sleeve 207 is provided with a second slot 2074. 2 is integrally provided with a second clamping block 2074 that cooperates with the second clamping groove 2073. The second clamping groove 2073 and the second clamping block 2074 are arranged to facilitate the combination and connection of the first inner sleeve 2071 and the second inner sleeve 2072. The anti-dropping inner sleeve 207 adopts the method of mutual clamping and combination of the first inner sleeve 2071 and the second inner sleeve 2072, which is convenient for quick combination and connection when in use, and convenient for quick installation of the anti-dropping inner sleeve 207 on the conductor at the end of the wire during installation, so as to realize quick disassembly and assembly between the two. The first inner sleeve 2071 and the second inner sleeve 2072 are combined to form a truncated cone-shaped ring. The ends of the first inner sleeve 2071 and the second inner sleeve 2072 with larger outer diameters are provided with deformation grooves. The arrangement of the deformation grooves is convenient for after the wires are connected.After receiving external pull, the anti-dropping inner sleeve 207 will be driven to move. Under the action of the truncated cone-shaped cavity inside the anti-dropping outer sleeve 203, the anti-dropping inner sleeve 207 will squeeze the end with a larger outer diameter of the anti-dropping inner sleeve 207 to produce deformation, making the outer diameter smaller. In this process, the connection between the inner wall of the anti-dropping inner sleeve 207 and the wire end will become tighter and tighter, preventing the wire end from falling off.

[0026] like Figure 2 and Figure 3 As shown, in some embodiments, the limiter 205 includes a first arc plate 2051 and a second arc plate 2052, and the inner sides of the first arc plate 2051 and the second arc plate 2052 are fixedly connected with an anti-slip lining 2053. The setting of the anti-slip lining 2053 facilitates to improve the friction between the limiter 205 and the wire, and ensures that the limiter 205 can be stably fixed on the wire to avoid the limiter 205 sliding and displacing during use. At the same time, the limiter 205 adopts the combination of the first arc plate 2051 and the second arc plate 2052, which is convenient for directly covering the outside of the wire during installation, and the upper ends of the first arc plate 2051 and the second arc plate 2052 are both integrally provided with a convex stopper 2054 on one side away from each other, and the convex stopper 2054 The setting can effectively prevent the adjusting nut 206 from falling off from the limiter 205, and the first arc plate 2051 and the second arc plate 2052 are both provided with connecting holes 2055 that cooperate with each other. The setting of the connecting holes 2055 is convenient for using bolts to pass through and stably connect the first arc plate 2051 and the second arc plate 2052 together, so as to stably form a whole, and the first arc plate 2051 and the second arc plate 2052 are combined into an annular sleeve, and the outer walls of the first arc plate 2051 and the second arc plate 2052 are both provided with external threads that cooperate with the adjusting nut 206. The adjusting nut 206 adopts a threaded connection method to facilitate the adjustment of the position on the limiter 205, thereby realizing the adjustment of the compression deformation of the spring 204 by the adjusting nut 206.

[0027] like Figure 1 and Figure 6As shown, in some embodiments, the base frame 301 is fixedly connected to the lower part of the transformer body 1 by bolts, and a plug-in hole 3011 is provided on the base frame 301, and a plug-in rod 3021 cooperating therewith is fixedly connected to the lower part of the guardrail 302 at the position corresponding to the plug-in hole 3011. The plug-in hole 3011 provided on the base frame 301 and the plug-in rod 3021 at the lower part of the guardrail 302 cooperate with each other, so that the lower part of the guardrail 302 can be stably connected to the base frame 301 conveniently and quickly, and the two can be quickly disassembled and assembled. Both ends of the upper part of the guardrail 302 are provided with connecting grooves 3022, and the connecting grooves 3022 are clamped with connectors 303. The setting of the connecting grooves 3022 facilitates the stable connection of the connector 303 to the guardrail 302, and the upper part of the guardrail 302 is stably connected together by using the connector 303, ensuring that the mutually abutting parts of the upper part of the guardrail 302 are stably connected together, thereby improving the stability of the guardrail 302 during use.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A fully enclosed transformer, comprising a transformer body (1), a connector (2) and a protective assembly (3). Features: A wiring connector (2) is fixedly connected to a wiring seat (101) provided on the upper part of the transformer body (1), and a protective component (3) is provided on the outer side of the transformer body (1), and the protective component (3) comprises a base frame (301) and a protective fence (302) which are plugged into each other, the wiring connector (2) comprises a connection seat (201) and a connection ear (202) integrally formed and provided at one end of the connection seat (201), and an anti-slip jacket (203) is fixedly connected to the other end of the connection seat (201), the anti-slip jacket (203) comprises a first jacket (2031) and a second jacket (2032), and the first jacket (2031) is fixedly connected to the connection seat (201), and the first jacket (2031) A reinforcing rib (2011) is fixedly connected to the connecting seat (201), a first card slot (2033) is provided on the first outer sleeve (2031), and a first card block (2034) cooperating with the first card slot (2033) is integrally provided on the second outer sleeve (2032), the cavities provided on the first outer sleeve (2031) and the second outer sleeve (2032) form a truncated cone-shaped cavity cooperating with the anti-slip inner sleeve (207), and the anti-slip inner sleeve (207) comprises a first inner sleeve (2071) and a second inner sleeve (2072), and anti-slip teeth (2075) are integrally provided on the inner side walls of the first inner sleeve (2071) and the second inner sleeve (2072), and the first inner sleeve (2071) and the second inner sleeve (2072) are integrally provided with anti-slip teeth (2075). A second clamping groove (2073) is provided, and a second clamping block (2074) cooperating with the second clamping groove (2073) is integrally provided on the second inner sleeve (2072), and the first inner sleeve (2071) and the second inner sleeve (2072) are combined to form a truncated cone-shaped ring, and a deformation groove is provided at one end with a larger outer diameter of the first inner sleeve (2071) and the second inner sleeve (2072), and an anti-slip inner sleeve (207) is provided inside the anti-slip outer sleeve (203), a spring (204) is abutted against the upper part of the anti-slip outer sleeve (203), and the upper end of the spring (204) is sleeved on the limiter (205), and the limiter (205) is threadedly connected with an adjusting nut (206), and the limiter (205) ) comprises a first arc plate (2051) and a second arc plate (2052), and the inner sides of the first arc plate (2051) and the second arc plate (2052) are fixedly connected with an anti-slip lining (2053), and the upper ends of the first arc plate (2051) and the second arc plate (2052) are both integrally provided with a convex stopper (2054) on one side away from each other, the first arc plate (2051) and the second arc plate (2052) are both provided with connecting holes (2055) that match each other, and the first arc plate (2051) and the second arc plate (2052) are combined into a circular annular sleeve, and the outer walls of the first arc plate (2051) and the second arc plate (2052) are both provided with external threads that match the adjusting nut (206).

2. The fully enclosed transformer according to claim 1, Features: A connecting ear (202) at one end of the connecting seat (201) is sleeved on the upper part of the wiring seat (101), and one side of the connecting ear (202) is open and extends outward, and a bolt through hole is provided at the outward extending portion, and the other end of the connecting seat (201) is fixedly connected to the outer wall of the anti-detachment jacket (203).

3. The fully enclosed transformer according to claim 1, Features: The base frame (301) is fixedly connected to the lower part of the transformer body (1) by means of bolts, and a plug hole (3011) is provided on the base frame (301), a plug rod (3021) matching with the plug hole (3011) is fixedly connected to the lower part of the guardrail (302) at a position corresponding to the plug hole (3011), and connection grooves (3022) are provided at both ends of the upper part of the guardrail (302), and a connector (303) is clamped on the connection groove (3022).

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