CN111627655A - Automatic protection type box transformer - Google Patents

Abstract

The invention provides an automatic protection type box-type transformer, relates to the technical field of transformer protection, and solves the problems that although the existing box-type transformer can dissipate heat inside the box-type transformer, the heat source inside the box-type transformer can be discharged only through a single heat dissipation hole, the heat source inside the box-type transformer cannot be guided, and the heat dissipation performance is poor. An automatic protection type box-type transformer comprises a box body mechanism, a clamp mechanism and a power mechanism. Become the incasement portion of transformer and seted up the recess, and cut apart through middle baffle for the space of becoming the incasement of transformer reaches clean and tidy pleasing to the eye effect to the semi-detached in other components and parts installations, is equipped with the circulation mouth that link up mutually in the middle of the case baffle of transformer, can provide the access mouth when changing voltage mechanism and compensating mechanism UNICOM, and the top of changing voltage case is three horn shapes slope designs, can get rid of the rainwater at equipment top when equipment is in outdoor meeting rainy day.

Description

Automatic protection type box transformer

Technical Field

The invention belongs to the technical field of transformer protection, and particularly relates to an automatic protection type box-type transformer.

Background

The box-type transformer is characterized in that the traditional transformer is integrally designed in a box-type shell, has small volume, light weight, low noise, low loss and high reliability, is widely applied to residential districts, commercial centers, light stations, airports, factories and mines, enterprises, hospitals, schools and other places, and is used as a whole set of distribution equipment which is formed by organically combining a transformer, high-voltage control equipment and low-voltage control equipment. The basic principle of the transformer is that a pressure starting system, an armor wire, a transformer substation full-automatic system, a direct current point and corresponding technical equipment are reasonably assembled according to a specified sequence, and all components are installed in a specific waterproof, dustproof and rat-proof completely-sealed toughened box body structure, so that a specific transformer or a box-type transformer is formed and is widely applied to power engineering construction.

For example, application No.: the invention discloses a CN201810597924.2 box-type transformer, which comprises a box body, an openable door body hinged with one side of the box body and a cover body covering the upper part of the box body, wherein a cavity for accommodating electrical elements is arranged in the box body, the cover body is an arc surface with a high middle part and low two sides, and the horizontal projection of the cover body covers the horizontal projection of the box body; the two side walls of the box body are respectively provided with a plurality of strip-shaped heat dissipation holes, the upper edges of the heat dissipation holes are externally connected with arc-shaped baffles extending downwards, the lower edges of the heat dissipation holes are internally connected with heat dissipation mechanisms, and the bottom of the box body is provided with four supporting mechanisms. The invention can control the shielding degree of the heat dissipation holes in real time according to the environment humidity, is stably installed in the outdoor working environment, is dustproof and moistureproof, has the advantages of low cost and simple installation, and is suitable for large-scale popularization.

Based on the search of the above patent and the discovery of the equipment in combination with the prior art, when the equipment is applied, although the heat dissipation inside the box-type transformer can be realized, the heat source inside can be discharged only through the independent heat dissipation holes, the heat source inside cannot be guided, the heat dissipation performance is poor, and the potential hazard can be caused when the transformer is in the environment for a long time in the working state.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides an automatic protection type box transformer, which solves the problems that although the existing box transformer can dissipate heat inside the box transformer, the existing box transformer can only discharge the heat source inside through a single heat dissipation hole, cannot guide the heat source inside, and has poor heat dissipation performance.

The invention relates to an automatic protection type box-type transformer, which is achieved by the following specific technical means:

an automatic protection type box-type transformer comprises a box body mechanism, a clamp mechanism and a power mechanism, wherein two box door mechanisms are symmetrically arranged at the front end of the box body mechanism; the bottom in the groove on the right side of the box body mechanism is fixedly connected with the bottom of the transformation mechanism; the clamp mechanism is fixedly connected to the mounting column at the rear end of the groove in the left side of the box body mechanism; a compensation mechanism is fixedly connected in each clamp mechanism; a through groove is formed in the right side position of the rear part of the box body mechanism, and the front part of the heat dissipation device is fixedly connected into the through groove formed in the right side position of the rear part of the box body mechanism; the heat dissipation device comprises a heat dissipation frame body, a wiring terminal and fan blades, wherein the wiring terminal is arranged in the heat dissipation frame body, the top of the wiring terminal penetrates through the center of the top of the heat dissipation frame body by ten centimeters, and the fan blades are positioned in the center of an inner groove of the heat dissipation frame body and are fixedly connected to a rotating shaft at the front end of the wiring terminal; the bottom of the power mechanism is fixedly connected in the wiring terminal at the top of the heat dissipation device, and the front part of the power mechanism is fixedly connected with the upper right part of the rear part of the box body mechanism.

Furthermore, the box body mechanism comprises a transformer box, a left side groove, a right side groove, an adjusting mounting plate and a cooling mounting groove, wherein a groove is formed in the transformer box and is divided by a middle partition plate, a through flow port is formed in the middle of the partition plate, the top of the partition plate is designed in a triangular slope manner, the left side groove is a left side groove after the transformer box is divided, the right side groove is a right side groove, the adjusting mounting plate is arranged at the rear end in the left side groove, the rear end of the adjusting mounting plate is fixedly connected to the left side position in the transformer box, the cooling mounting groove which is communicated with the central position of the rear end of the right side groove is formed in the right side of the rear end of the transformer box, and rotating shaft grooves are formed in the outer;

furthermore, the box door mechanism comprises a box door, a handle and an exploration window, wherein the box door is symmetrical, rotating shaft grooves are formed in two ends of the box door, the front end face of the box door is fixedly connected with the rear end face of the handle, a rectangular exploration window is formed in the position above the middle of the box door, the rotating shaft grooves in the two ends of the box door are rotatably connected with the rotating shaft grooves of the voltage transformation box in the installation state of the box door mechanism, one box door is rotatably connected to the front position in the left side groove, and the other box door is rotatably connected to the front position in the right side groove;

furthermore, the transformer mechanism comprises a transformer, high-voltage wiring sleeves and low-voltage wiring sleeves, the center of the top end face of the transformer is fixedly connected with the bottom end faces of the two high-voltage wiring sleeves, the front end of the center of the top end face of the transformer is fixedly connected with the bottom end faces of the two low-voltage wiring sleeves, the low-voltage wiring sleeves are located right in front of the high-voltage wiring sleeves, and the bottom end face of the transformer is fixedly connected with the center of the bottom of the right side groove in the installation state of the transformer mechanism;

further, the clamp mechanism comprises a clamp fixing block, a movable clamping plate, an adjusting nut and a connecting screw, threaded rods are symmetrically arranged at the left end and the right end of the clamp fixing block, the movable clamping plate is slidably connected to the threaded rods at the left end and the right end of the clamp fixing block and is clamped and fixed through the adjusting nut, the adjusting nut is symmetrically provided with a page plate, a through hole is formed in the front end face of the clamp fixing block, the connecting screw is rotatably connected in the through hole in the front end of the clamp fixing block, the top end face of the connecting screw after installation is aligned with the front end face of the clamp fixing block, and the tail end of the connecting screw is fixedly connected;

furthermore, the compensation mechanism comprises a high-low pressure compensator and a compensator switch, a power line access slot is arranged at the top of the high-low pressure compensator, a power meter is arranged above the front end face, the compensator switch is arranged at the center of the front end of the high-low pressure compensator, the rear end face of the high-low pressure compensator is attached to the front end face of the fixture fixing block in the installation state of the compensation mechanism, and the high-low pressure compensator is clamped and fixed through the matching of movable clamping plates at the left end and the right end of the fixture fixing block and the adjusting nut;

furthermore, the heat dissipation frame body is a square hollow support, connecting columns at the rear end are distributed in parallel, the distance between the connecting columns is two centimeters, and the front end of the heat dissipation frame body is positioned in the cooling installation groove and is flush with the center of the rear end face of the right groove in the installation state of the heat dissipation device;

further, power unit is including rack, motor, spacing bullet pad, and the rack is the support of U-shaped shape, and rack U-shaped inslot terminal surface and motor bottom apron are laminated mutually, and carry out fixed connection through the screw, and motor shaft passes rack bottom U-shaped groove, the inboard motor outer wall fixed connection of spacing bullet pad, the inboard fixed connection of spacing bullet pad outside and rack U-shaped inslot side under the power unit installation state, motor shaft passes rack bottom U-shaped groove fixed connection in terminal position.

Compared with the prior art, the invention has the following beneficial effects:

become the incasement portion of transformer and seted up the recess, and cut apart through middle baffle for the space of becoming the incasement of transformer reaches clean and tidy pleasing to the eye effect to the semi-detached in other components and parts installations, be equipped with the circulation mouth that link up mutually in the middle of the case baffle of transformer, can provide the access mouth when vary voltage mechanism and compensating mechanism UNICOM, vary voltage roof portion is three horn shapes slope designs, can get rid of the rainwater at equipment top when equipment is in outdoor meeting rainy day, the operation of anchor clamps mechanism is as follows: the movable clamping plates at the two ends of the fixture fixing block are adjusted in the movable range on the threaded rod by rotating the adjusting nut, the rear end face of the high-low pressure compensator is attached to the front end face of the fixture fixing block, the movable clamping plate is clamped by rotating the adjusting nut, the middle high-low pressure compensator is fixed by the movable clamping plate, through the step, can quickly assemble and disassemble the high-low pressure compensator without damaging the high-low pressure compensator body, when the temperature in the left groove and the right groove inside the transformer box is overhigh, the motor can be started and is connected with the fan blades through the bottom of the binding post, so that the fan blades rotate to remove the heat in the left side groove and the right side groove to achieve the effect of cooling, because the whole motor is positioned outside the transformer box, the heat generated when the motor works can not influence the facilities inside the transformer box.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is an exploded side view of the present invention.

Fig. 4 is a front view of the box mechanism of the present invention.

Fig. 5 is a side view of the box mechanism of the present invention.

Fig. 6 is a side view of the door mechanism of the present invention.

Fig. 7 is a schematic side view of the transformation mechanism of the present invention.

FIG. 8 is a side view of the clamping mechanism of the present invention.

Fig. 9 is a schematic side view of the compensating mechanism of the present invention.

Fig. 10 is a side view of the heat dissipation device of the present invention.

Fig. 11 is a schematic front view of the power mechanism of the present invention.

Fig. 12 is a schematic side view of the power mechanism of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a box mechanism; 101. a transformer tank; 102. a left side groove; 103. a right side groove; 104. adjusting the mounting plate; 105. cooling the mounting groove; 2. a door mechanism; 201. a box-type door; 202. a handle; 203. probing the window; 3. a voltage transformation mechanism; 301. a transformer; 302. a high voltage connection bushing; 303. a low voltage wiring sleeve; 4. a clamp mechanism; 401. a fixture fixing block; 402. a movable splint; 403. adjusting the nut; 404. a connecting screw; 5. a compensation mechanism; 501. a high and low pressure compensator; 502. a compensator switch; 6. a heat sink; 601. a heat dissipation frame body; 602. a binding post; 603. a fan blade; 7. a power mechanism; 701. placing a rack; 702. a motor; 703. and a limiting elastic cushion.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in figures 1 to 12:

the invention provides an automatic protection type box-type transformer, which comprises: the box body mechanism 1, the clamp mechanism 4 and the power mechanism 7, wherein two box door mechanisms 2 are symmetrically arranged at the front end of the box body mechanism 1; the bottom in the groove on the right side of the box body mechanism 1 is fixedly connected with the bottom of the transformation mechanism 3; the clamp mechanism 4 is fixedly connected to a mounting column at the rear end of a groove at the left side of the box body mechanism 1; a compensation mechanism 5 is fixedly connected in each clamp mechanism 4; a through groove is formed in the right side position of the rear part of the box body mechanism 1, and the front part of the heat dissipation device 6 is fixedly connected into the through groove formed in the right side position of the rear part of the box body mechanism 1; the heat dissipation device 6 comprises a heat dissipation frame body 601, a binding post 602 and fan blades 603, wherein the binding post 602 is arranged in the heat dissipation frame body 601, the top of the binding post 602 penetrates through the center of the top of the heat dissipation frame body 601 by ten centimeters, and the fan blades 603 are positioned in the center of an inner groove of the heat dissipation frame body 601 and are fixedly connected to a rotating shaft at the front end of the binding post 602; the bottom of the power mechanism 7 is fixedly connected in the wiring terminal 602 at the top of the heat sink 6, and the front part of the power mechanism 7 is fixedly connected with the upper right of the rear part of the box mechanism 1.

Wherein, the box body mechanism 1 is including transformer tank 101, left side groove 102, right side groove 103, adjust the mounting panel 104, cooling installation groove 105, transformer tank 101 is inside to be seted up flutedly, and cut apart through middle baffle, be equipped with the circulation mouth that link up mutually in the middle of the baffle, the top is the design of three horn shapes slopes, left recess is left side groove 102 after transformer tank 101 is cut apart, the recess on right side is right side groove 103, the rear end is equipped with adjusts the mounting panel 104 in left side groove 102, adjust mounting panel 104 rear end fixed connection at the inside left side position of transformer tank 101, transformer tank 101 rear end right side is seted up and is put the cooling installation groove 105 that link up mutually with right side groove 103 rear end central point, transformer tank 101 front end left side groove 102 is equipped with the pivot groove with the outside of right.

The box door mechanism 2 comprises a box door 201, a handle 202 and an exploration window 203, wherein the box door 201 is symmetrical, rotating shaft grooves are formed in two ends of the box door 201, the front end face of the box door 201 is fixedly connected with the rear end face of the handle 202, the rectangular exploration window 203 is arranged at the upper position in the middle of the box door 201, the rotating shaft grooves in two ends of the box door 201 are rotatably connected with the rotating shaft grooves of the transformer box 101 in the installation state of the box door mechanism 2, one box door 201 is rotatably connected at the front end position in the left side groove 102, and the other box door 201 is rotatably connected at the front end position in the right side groove 103.

The transformer mechanism 3 comprises a transformer 301, high-voltage wiring sleeves 302 and low-voltage wiring sleeves 303, the center of the top end face of the transformer 301 is fixedly connected with the bottom end faces of the two high-voltage wiring sleeves 302, the front end of the center of the top end face of the transformer 301 is fixedly connected with the bottom end faces of the two low-voltage wiring sleeves 303, the low-voltage wiring sleeves 303 are located right in front of the high-voltage wiring sleeves 302, and the bottom end face of the transformer 301 is fixedly connected with the center of the bottom of the right side groove 103 in the installation state of the transformer mechanism 3.

Wherein, fixture mechanism 4 is including anchor clamps fixed block 401, movable clamp plate 402, adjusting nut 403, connecting screw 404, both ends symmetry is equipped with the threaded rod about anchor clamps fixed block 401, movable clamp plate 402 sliding connection is on the threaded rod at both ends about anchor clamps fixed block 401, and press from both sides tightly fixedly through adjusting nut 403, adjusting nut 403 symmetry is equipped with the page or leaf board, the through-hole is seted up to anchor clamps fixed block 401 front end, connecting screw 404 rotates the through-hole of connection in anchor clamps fixed block 401 front end, connecting screw 404 installation completion back top face is aligned with anchor clamps fixed block 401 front end face, under fixture mechanism 4 mounted state, the terminal fixed connection of connecting screw 404 is at adjusting mounting panel 104 front end face.

Wherein, the compensating mechanism 5 is including high low pressure compensator 501, compensator switch 502, high low pressure compensator 501 top is equipped with the power cord and inserts the groove, and preceding terminal surface top position is equipped with the power meter, high low pressure compensator 501 front end central point puts and is equipped with compensator switch 502, under the compensating mechanism 5 mounted state, high low pressure compensator 501 rear end face and the laminating of the preceding terminal surface of anchor clamps fixed block 401 mutually, and through the movable clamp plate 402 of the left and right sides both ends of anchor clamps fixed block 401 with adjusting nut 403's cooperation with high low pressure compensator 501 press from both sides tightly fixedly.

Wherein, heat dissipation support body 601 is square hollow support, and the spliced pole of rear end is the parallel position subsection, and the interval of spliced pole is two centimetres, and under heat abstractor 6 mounted state, heat dissipation support body 601 front end is located cooling mounting groove 105, and flushes mutually with right side groove 103 rear end face central point.

The power mechanism 7 comprises a placing rack 701, a motor 702 and a limiting elastic pad 703, the placing rack 701 is a U-shaped support, the top end face of the U-shaped groove of the placing rack 701 is attached to a cover plate at the bottom of the motor 702 and fixedly connected with the cover plate through a screw, a rotating shaft of the motor 702 penetrates through the U-shaped groove at the bottom of the placing rack 701, the outer wall of the motor 702 at the inner side of the limiting elastic pad 703 is fixedly connected with the outer wall of the motor 702, and the rotating shaft of the motor 702 penetrates through the U-shaped groove at the bottom of the placing rack 701 and is fixedly connected with the top end position of.

When in use: firstly, assembling a box type transformer with protection and temperature reduction measures, wherein in the first step, rotating shaft grooves at two ends of a box type door 201 are rotatably connected with a rotating shaft groove of a transformation box 101, one box type door 201 is rotatably connected at the front end position in a left side groove 102, the other box type door 201 is rotatably connected at the front end position in a right side groove 103, the box type door 201 is fixed at the front end of the transformation box 101, so that one box type door 201 is arranged at the front ends of the left side groove 102 and the right side groove 103, in the next step, the bottom end surface of the transformer 301 is placed at the central position of the bottom of the right side groove 103, then the tail end of a connecting screw 404 is fixedly connected with the front end surface of an adjusting mounting plate 104 to fixedly connect a clamp fixing block 401, then the rear end surface of a high-low voltage compensator 501 is attached to the front end surface of the clamp fixing block 401, and the high-low voltage compensator 501 is, accomplish adding of compensation mechanism 5 and install the process, later place heat dissipation support body 601 front end in cooling mounting groove 105, heat dissipation support body 601 front end flushes with right side groove 103 rear end face central point mutually, has accomplished heat abstractor 6's the process of installing additional, passes rack 701 bottom U-shaped groove fixed connection with motor 702 pivot at terminal 602 top position at last.

Become the inside recess of having seted up of pressure tank 101, and cut apart through middle baffle, make the space in the pressure tank 101 go on reaching clean and tidy pleasing to the eye effect to the semi-detached in other components and parts installations, be equipped with the circulation mouth that link up mutually in the middle of the pressure tank 101 baffle, can provide the access mouth when transformer mechanism 3 and 5 UNICOMs of compensating mechanism, pressure tank 101 top is the design of three horn shapes slopes, can get rid of the rainwater at equipment top when equipment is in outdoor meeting rainy day.

The operation of the gripper mechanism 4 is as follows: come the movable clamp plate 402 at anchor clamps fixed block 401 both ends to adjust the scope of activity on the threaded rod through rotation regulation adjusting nut 403, with the laminating of terminal surface before high-low pressure compensator 501 rear end face and anchor clamps fixed block 401, press from both sides movable clamp plate 402 through rotation regulation adjusting nut 403 and press from both sides, movable clamp plate 402 is fixed with middle high-low pressure compensator 501, through this step, can carry out quick installation and dismantlement to high-low pressure compensator 501, can not cause the damage of high-low pressure compensator 501 body.

When the temperature in the left groove 102 and the right groove 103 inside the transformer tank 101 is too high, the motor 702 can be started, the motor 702 is connected with the fan blade 603 through the bottom of the binding post 602, so that the fan blade 603 rotates, the heat in the left groove 102 and the right groove 103 is removed, the cooling effect is achieved, and the heat generated during the operation of the motor 702 cannot influence the facilities inside the transformer tank 101 because the motor 702 is wholly located outside the transformer tank 101.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. An automatic protection type box transformer which is characterized in that: the box body mechanism comprises a box body mechanism (1), a clamp mechanism (4) and a power mechanism (7), wherein two box door mechanisms (2) are symmetrically arranged at the front end of the box body mechanism (1); the bottom in the groove on the right side of the box body mechanism (1) is fixedly connected with the bottom of the transformation mechanism (3); the clamp mechanism (4) is fixedly connected to a mounting column at the rear end of a groove on the left side of the box body mechanism (1); a compensation mechanism (5) is fixedly connected in each clamp mechanism (4); a through groove is formed in the right side position of the rear part of the box body mechanism (1), and the front part of the heat dissipation device (6) is fixedly connected into the through groove formed in the right side position of the rear part of the box body mechanism (1); the heat dissipation device (6) comprises a heat dissipation frame body (601), a binding post (602) and fan blades (603), wherein the binding post (602) is arranged in the heat dissipation frame body (601), the top of the binding post (602) penetrates through the center of the top of the heat dissipation frame body (601) for ten centimeters, and the fan blades (603) are located in the center of an inner groove of the heat dissipation frame body (601) and fixedly connected to a rotating shaft at the front end of the binding post (602); the bottom of the power mechanism (7) is fixedly connected in a binding post (602) at the top of the heat dissipation device (6), and the front part of the power mechanism (7) is fixedly connected with the upper right part of the rear part of the box body mechanism (1).

2. The automatic protective box type transformer of claim 1, wherein: the box body mechanism (1) comprises a transformation box (101), a left side groove (102), a right side groove (103), an adjusting mounting plate (104) and a cooling mounting groove (105), a groove is arranged in the transformation box (101), and cut apart through middle baffle, be equipped with the circulation mouth that link up mutually in the middle of the baffle, the top is the design of triangle-shaped slope, left recess is left side groove (102) after transformer case (101) are cut apart, the recess on right side is right side groove (103), rear end is equipped with regulation mounting panel (104) in left side groove (102), adjust mounting panel (104) rear end fixed connection in transformer case (101) inside left side position, cooling mounting groove (105) that link up mutually with right side groove (103) rear end central point position are seted up on transformer case (101) rear end right side, the outside of transformer case (101) front end left side groove (102) and right side groove (103) is equipped with the pivot groove.

3. The automatic protective box type transformer of claim 1, wherein: the box door mechanism (2) comprises a box door (201), a handle (202) and an exploration window (203), wherein the box door (201) is symmetrical and provided with rotating shaft grooves at two ends, the front end face of the box door (201) is fixedly connected with the rear end face of the handle (202), the rectangular exploration window (203) is arranged above the middle of the box door (201), the rotating shaft grooves at two ends of the box door (201) are rotatably connected with the rotating shaft grooves of the transformation box (101) in the installation state of the box door mechanism (2), one box door (201) is rotatably connected to the front end position in the left side groove (102), and the other box door (201) is rotatably connected to the front end position in the right side groove (103).

4. The automatic protective box type transformer of claim 1, wherein: the transformer mechanism (3) comprises a transformer (301), high-voltage wiring sleeves (302) and low-voltage wiring sleeves (303), the center of the top end face of the transformer (301) is fixedly connected with the bottom end faces of the two high-voltage wiring sleeves (302), the front end of the center of the top end face of the transformer (301) is fixedly connected with the bottom end faces of the two low-voltage wiring sleeves (303), the low-voltage wiring sleeves (303) are located right in front of the high-voltage wiring sleeves (302), and the bottom end faces of the transformer (301) are fixedly connected to the center of the bottom of the right side groove (103) in the installation state of the transformer mechanism (3).

5. The automatic protective box type transformer of claim 1, wherein: anchor clamps mechanism (4) are including anchor clamps fixed block (401), movable clamp plate (402), adjusting nut (403), connecting screw (404), both ends symmetry is equipped with the threaded rod about anchor clamps fixed block (401), movable clamp plate (402) sliding connection is on the threaded rod at both ends about anchor clamps fixed block (401), and press from both sides tightly fixedly through adjusting nut (403), adjusting nut (403) symmetry is equipped with the page or leaf board, the through-hole is seted up to anchor clamps fixed block (401) preceding terminal surface, connecting screw (404) rotate to be connected in the through-hole of anchor clamps fixed block (401) front end, connecting screw (404) installation is accomplished the back top face and is aligned with anchor clamps fixed block (401) preceding terminal surface, under anchor clamps mechanism (4) mounted state, terminal fixed connection of connecting screw (404) is terminal surface before adjusting mounting panel (104).

6. The automatic protective box type transformer of claim 1, wherein: compensating mechanism (5) are equipped with the power cord access slot including high low pressure compensator (501), compensator switch (502), high low pressure compensator (501) top, and preceding terminal surface top position is equipped with the power meter, and high low pressure compensator (501) front end central point puts and is equipped with compensator switch (502), under compensating mechanism (5) the mounted state, terminal surface was laminated mutually before high low pressure compensator (501) rear end face and anchor clamps fixed block (401), and through anchor clamps fixed block (401) about the movable clamp plate (402) at both ends with adjusting nut (403) the cooperation press from both sides high low pressure compensator (501) and press from both sides tightly fixedly.

7. The automatic protective box type transformer of claim 1, wherein: the heat dissipation support body (601) is a square hollow support, connecting columns at the rear end are distributed in parallel, the distance between the connecting columns is two centimeters, and the front end of the heat dissipation support body (601) is located in the cooling installation groove (105) and is flush with the center of the rear end face of the right side groove (103) in the installation state of the heat dissipation device (6).

8. The automatic protective box type transformer of claim 1, wherein: power unit (7) is including rack (701), motor (702), spacing bullet pad (703), rack (701) is the support of U-shaped shape, rack (701) U-shaped inslot apical plane laminates with motor (702) bottom apron mutually, and carries out fixed connection through the screw, rack (701) bottom U-shaped groove is passed in motor (702) pivot, spacing bullet pad (703) inboard motor (702) outer wall fixed connection, spacing bullet pad (703) outside and rack (701) U-shaped inslot inboard fixed connection under power unit (7) installation state, rack (701) bottom U-shaped groove fixed connection is passed in motor (702) pivot.

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