CN219658494U - Mounting structure of control transformer and control transformer - Google Patents

Abstract

The utility model provides a control transformer and a mounting structure thereof, and relates to the technical field of control transformers, wherein the technical scheme is as follows: comprising the following steps: the shell is provided with a sliding groove extending along a first direction, the sliding groove is opened towards a second direction, and a mounting piece is arranged in the sliding groove; the sliding chute is internally provided with a first limiting structure for blocking the mounting piece from moving along the first direction and a second limiting structure for blocking the mounting piece from moving along the second direction, and the first limiting structure and/or the second limiting structure are/is movably arranged. The mounting structure of the control transformer and the control transformer provided by the utility model have the advantage of convenience in disassembly and assembly.

Description

Mounting structure of control transformer and control transformer

Technical Field

The utility model relates to the technical field of control transformers, in particular to a mounting structure of a control transformer and the control transformer.

Background

A control transformer is a small-sized transformer, and is generally used as a control power source in electrical equipment, and is widely used in machine tools and other mechanical equipment.

In general, a control transformer needs to be installed and fixed on various mechanical devices to ensure working stability, in the prior art, an installation connection structure is arranged on a shell of the control transformer, the installation connection structure is generally installed and fixed with the shell in a bolt connection mode, and then the installation connection structure is connected with external mechanical devices.

However, in the prior art, there are disadvantages of large occupied space and inconvenient installation, and in particular, reference may be made to the chinese patent of publication No. CN213211917U, which describes a corrosion-resistant alloy control transformer, in which support plates are provided on front and rear sides of the bottom of the control transformer body, and mounting holes are formed on the support plates in the left and right sides, so that the control transformer is mounted on the bottom plate, however, as can be seen from fig. 1, the support plates are extended outwards, so that the control transformer needs to occupy additional space, and the support plates need to be fixed on the control transformer body by bolts, so that the problem of inconvenient dismounting exists.

In view of the above, improvements are needed.

Disclosure of Invention

The utility model aims to provide a control transformer mounting structure and a control transformer, which have the advantage of convenience in disassembly and assembly.

In a first aspect, the present utility model provides a mounting structure of a control transformer, which has the following technical scheme:

comprising the following steps:

the shell is provided with a sliding groove extending along a first direction, the sliding groove is opened towards a second direction, and a mounting piece is arranged in the sliding groove;

the sliding chute is internally provided with a first limiting structure for blocking the mounting piece from moving along the first direction and a second limiting structure for blocking the mounting piece from moving along the second direction, and the first limiting structure and/or the second limiting structure are/is movably arranged.

Through setting up the spout on the casing to the spout extends along first direction, the opening of spout is towards the second direction, and, the spout is used for placing the installed part, and, owing to offer the spout on the casing, the spout indent is in the casing, the installed part sets up in the spout, can reduce the extra space that occupies of installed part like this, and, still set up first limit structure and second limit structure in the spout, limit the installed part through setting up first limit structure and second limit structure, prevent that the installed part from moving in first direction and second direction, thereby the convenience is installed the control transformer and is set up on external equipment, and first limit structure and/or second limit structure are the activity setting, namely realize the spacing to the installed part through the contact of activity first limit structure and/or second limit structure, the dismouting between installed part and the casing of being convenient for, consequently, the scheme that the utility model provided has easy dismounting's beneficial effect.

Further, in the utility model, the first limiting structure comprises a first groove body arranged on the side surface and/or the bottom surface of the sliding groove, the mounting piece is provided with a first limiting block matched with the first groove body, and the dimension of the first groove body in the first direction is matched with the dimension of the first limiting block in the first direction.

Through the setting, the mounting is through first stopper and first cell body cooperation, and first stopper inlays in first cell body, because the size of first cell body in first direction and the size adaptation of first stopper in first direction, consequently, first stopper can not remove along first direction in first cell body to realize spacing to the mounting in first direction.

Further, in the utility model, the first groove body extends along a third direction perpendicular to the first direction, the dimension of the first groove body in the third direction is larger than that of the first limiting block in the third direction, and the dimension of the sliding groove in the third direction is larger than that of the mounting piece in the third direction.

Through the arrangement, the mounting piece can slide in the sliding groove along the third direction, when the mounting piece slides in the sliding groove along the third direction, the first limiting block slides in the first groove along the third direction, the mounting piece can slide along the third direction in such a way that the mounting piece is separated from or is in contact with the second limiting structure, and the mounting piece can be conveniently connected with the sliding groove in a quick dismounting manner.

Further, in the utility model, the second limiting structure is arranged on at least one side of the chute and comprises a movable block which stretches out and draws back from the chute, a space is reserved between the movable block and the bottom surface of the chute, and the mounting piece is positioned in the space.

Further, in the present utility model, the second limiting structure further includes an extension block, the extension block is fixedly disposed on a side surface of the chute and extends toward an inner direction of the chute, the interval is left between the extension block and a bottom surface of the chute, and the movable block is disposed on the other side of the chute opposite to the extension block.

Further, in the utility model, the mounting piece is shaped like a Chinese character 'ji', and comprises a first horizontal section, a second horizontal section, a third horizontal section, a first vertical section and a second vertical section, wherein the first vertical section and the second vertical section are correspondingly inclined or vertically arranged at two ends of the first horizontal section, the second horizontal section is arranged at the other end of the first vertical section, and the third horizontal section is arranged at the other end of the second vertical section;

the second horizontal section and the third horizontal section are respectively contacted with the bottom surface of the sliding groove and are arranged in the interval, an installation cavity is formed between the installation piece and the sliding groove in a surrounding mode, and a penetrating installation hole is formed in the first horizontal section.

Further, in the utility model, the shell is provided with a second groove body communicated with the sliding groove, the movable block is slidably arranged in the second groove body, the movable block is provided with an elastic body connected with the shell, and the elastic body provides elastic force to drive the movable block to slide on the second groove body and extend out of the sliding groove to limit the mounting piece.

Further, in the utility model, the movable block comprises a first limiting body and a second limiting body, the first limiting body is in sliding connection with the second groove body, the second limiting body is arranged on the first limiting body, the second limiting body extends along the direction of the sliding groove and protrudes out of the first limiting body, a first limiting surface is arranged on one side, close to the sliding groove, of the first limiting body, a second limiting surface is arranged on one side, close to the bottom surface of the sliding groove, of the second limiting body, and a gap is reserved between the second limiting surface and the bottom surface of the sliding groove.

Further, in the utility model, the side of the extension block, which is close to the bottom surface of the chute, is provided with an inclined surface, and the inclined surface is inclined towards the opening direction of the chute.

Further, the utility model also provides a control transformer, which is provided with the mounting structure of the control transformer.

According to the mounting structure of the control transformer and the control transformer, the sliding groove is formed in the shell and extends along the first direction, the opening of the sliding groove faces the second direction, the sliding groove is used for placing the mounting piece, and the sliding groove is formed in the shell and is concave in the shell, the mounting piece is arranged in the sliding groove, so that the space occupied by the mounting piece additionally can be reduced, the first limiting structure and the second limiting structure are further arranged in the sliding groove, the mounting piece is limited by the first limiting structure and the second limiting structure, and the mounting piece is prevented from moving in the first direction and the second direction, so that the control transformer is conveniently mounted on external equipment, the first limiting structure and/or the second limiting structure are movably arranged, namely, the mounting piece is limited by contact of the movable first limiting structure and/or the second limiting structure, and the mounting piece and the shell are convenient to mount and dismount.

Drawings

Fig. 1 is a schematic structural diagram of an installation structure of a control transformer according to the present utility model.

Fig. 2 is a cross-sectional view of a mounting structure of a control transformer according to the present utility model.

Fig. 3 is a schematic structural diagram of an installation structure of a control transformer according to the present utility model.

Fig. 4 is a schematic partial structure diagram of a mounting structure of a control transformer according to the present utility model.

Fig. 5 is a schematic partial structure diagram of a mounting structure of a control transformer according to the present utility model.

Fig. 6 is a schematic structural diagram of a movable block according to the present utility model.

Fig. 7 is a schematic structural view of a mounting member provided by the present utility model.

In the figure: 100. a housing; 200. a chute; 300. a mounting member; 400. a first limit structure; 500. a second limit structure; 600. a second tank body; 700. an elastomer; 310. a first limiting block; 320. a first horizontal segment; 330. a second horizontal segment; 340. a third horizontal segment; 350. a first vertical section; 360. a second vertical section; 370. a mounting cavity; 380. a mounting hole; 410. a first tank body; 510. a movable block; 520. an extension block; 511. a first limiting body; 512. the second limiting body; 513. a first limiting surface; 514. the second limiting surface; a. a first direction; b. a second direction; c. and a third direction.

Detailed Description

The following description of the embodiments of the present utility model will be made more apparent, and the embodiments described in detail, but are not necessarily limited to the embodiments of the utility model. The components of the present utility model, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present utility model, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 7, the present utility model provides an installation structure of a control transformer, and the technical scheme specifically includes:

the casing 100, the casing 100 has a chute 200 extending along a first direction a, the chute 200 is opened towards a second direction b, and a mounting member 300 is disposed in the chute 200;

the chute 200 is further provided with a first limit structure 400 for blocking the movement of the mounting piece 300 along the first direction a and a second limit structure 500 for blocking the movement of the mounting piece 300 along the second direction b, wherein the first limit structure 400 and/or the second limit structure 500 are movably arranged.

The housing 100 is a component for placing a core, a framework, a coil, and the like, and the housing 100 is generally a structure with a cavity, mainly for protection, and when the control transformer needs to be mounted and fixed on an external device, the related structure is generally arranged on the housing 100.

The sliding chute 200 is a structure for placing the mounting piece 300, the sliding chute 200 is disposed on the housing 100 and is in a concave shape, preferably, the sliding chute 200 is disposed at the bottom of the housing 100, and according to practical installation conditions, the sliding chute 200 may also be disposed on a side surface of the housing 100 or other positions, and the sliding chute 200 extends along the first direction a, so as to adapt to the mounting piece 300 with different length dimensions, and the sliding chute 200 may be a side-closed slot body or a slot body penetrating through a side surface of the housing 100.

In some preferred embodiments, the chute 200 may be disposed at the bottom of the housing 100, the overall profile of the housing 100 being square, the chute 200 extending along a first direction a, wherein the first direction a is parallel to two opposite sides of the housing 100, i.e., the chute 200 is parallel to two opposite sides of the housing 100, and the chute 200 extends through the other two opposite sides of the housing 100.

The mounting member 300 is configured to be connected with an external device, the mounting member 300 is disposed in the chute 200, and the mounting member 300 and the external device may be connected by a bolt connection, a clamping connection, or the like, so as to ensure the connection stability.

The first limiting structure 400 is a structure for preventing the mounting member 300 from moving along the first direction a, and generally, the dimension of the sliding chute 200 in the first direction a is larger than the dimension of the mounting member 300 in the first direction a, so as to place the mounting member 300 with different dimensions on the sliding chute 200 to meet the mounting requirements under different conditions, and specifically, the first limiting structure 400 may be a plug pin.

In addition, the dimension of the chute 200 in the first direction a may be set to be equal to the dimension of the mounting member 300 in the first direction a, and the mounting member 300 may be embedded in the chute 200, and in this case, the first limit structure 400 is two surfaces disposed opposite to each other on the chute 200.

The second limiting structure 500 is used to prevent the mounting member 300 from moving along the second direction b, and since the mounting member 300 is required to be used to complete the mounting connection between the control transformer and the external device, it is required to ensure that the mounting member 300 is in communication contact with the outside, in the embodiment of the present utility model, the mounting member 300 is disposed in such a manner that the chute 200 is disposed in the housing 100, and the mounting member 300 can be kept in communication with the outside, and on the basis of this, in order to ensure the connection between the mounting member 300 and the housing 100, it is required to provide the second limiting structure 500 to prevent the mounting member 300 from moving along the second direction b, and in particular, the second limiting structure 500 may be a latch.

The first limiting structure 400 and/or the second limiting structure 500 are movably disposed, so as to achieve quick assembly and disassembly between the mounting member 300 and the housing 100, and particularly, a movable manner is preferably achieved by using elastic connection.

The sliding chute 200 is arranged on the shell 100, the sliding chute 200 extends along the first direction a, the opening of the sliding chute 200 faces the second direction b, the sliding chute 200 is used for placing the installation piece 300, and because the sliding chute 200 is arranged on the shell 100, the sliding chute 200 is concaved in the shell 100, the installation piece 300 is arranged in the sliding chute 200, the space occupied by the installation piece 300 additionally can be reduced, the first limiting structure 400 and the second limiting structure 500 are further arranged in the sliding chute 200, the installation piece 300 is limited by arranging the first limiting structure 400 and the second limiting structure 500, and the installation piece 300 is prevented from moving in the first direction a and the second direction b, so that the installation of the control transformer on an external device is convenient, and the first limiting structure 400 and/or the second limiting structure 500 are movably arranged, namely, the limiting of the installation piece 300 is realized by the contact of the movable first limiting structure 400 and/or the second limiting structure 500, and the installation piece 300 and the shell 100 are convenient to disassemble and assemble.

Specifically, referring to fig. 1 and 2, in some embodiments, the first limiting structure 400 includes a first slot 410 formed on a side surface and/or a bottom surface of the chute 200, and the mounting member 300 is provided with a first limiting block 310 that is matched with the first slot 410, and a dimension of the first slot 410 in the first direction a is matched with a dimension of the first limiting block 310 in the first direction a.

Through the above arrangement, the mounting member 300 is matched with the first slot body 410 through the first limiting block 310, the first limiting block 310 is embedded in the first slot body 410, and due to the size of the first slot body 410 in the first direction a and the size adaptation of the first limiting block 310 in the first direction a, the first limiting block 310 cannot move along the first direction a in the first slot body 410, so that limiting of the mounting member 300 in the first direction a is achieved.

The first slot 410 may be formed on a side surface of the chute 200, may be formed on a bottom surface of the chute 200, and may be formed on both a side surface and a bottom surface of the chute 200.

In some preferred embodiments, the second limiting structure 500 includes at least a limiting structure extending from a side of the chute 200 into the chute 200, the first slot 410 is disposed at the bottom of the chute 200, the chute 200 penetrates through both sides of the housing 100, the mounting member 300 is disposed in the chute 200, the mounting member 300 is disposed between the bottom surface of the chute 200 and the second limiting structure 500, and the first limiting block 310 is disposed on the first slot 410, in order to achieve the mounting engagement of the mounting member 300 with the chute 200, the first limiting block 310 may be provided to have elasticity, the first limiting block 310 is compressed to enable the mounting member 300 to be sleeved into the chute 200 from one end of the chute 200 in a contracted state, the second limiting structure 500 limits the chute 200 in an opening direction of the chute 200, and the first limiting block 310 is engaged with the first slot 410 by sliding the mounting member 300, thereby completing the limiting of the mounting member 300 in the first direction a. However, this method requires that the first stopper 310 is provided to have elasticity, and during the disassembly, the first stopper 310 is required to be pressed to be in a compressed state, and in this state, the assembly and disassembly can be completed by sliding the mounting 300 in the chute 200, however, since the first stopper 310 presses the chute 200 by the elasticity, the friction force is increased, and thus the mounting 300 is difficult to slide in the chute 200, and thus there is a problem in that the assembly and disassembly are difficult.

In some embodiments of the present utility model, the first slot 410 extends along a third direction c perpendicular to the first direction a, the dimension of the first slot 410 in the third direction c is greater than the dimension of the first stopper 310 in the third direction c, and the dimension of the slot 200 in the third direction c is greater than the dimension of the mounting member 300 in the third direction c.

Through the above arrangement, the mounting piece 300 can slide along the third direction c in the chute 200, when the mounting piece 300 slides along the third direction c in the chute 200, the first limiting block 310 slides along the third direction c in the first slot 410, and in this way, the mounting piece 300 slides along the third direction c to separate from or complete the contact with the second limiting structure 500, so that the quick assembly disassembly connection between the mounting piece 300 and the chute 200 can be facilitated.

Further, referring to fig. 2 and 3, in some embodiments, the second limiting structure 500 is disposed on at least one side of the chute 200, and includes a movable block 510 that stretches out and draws back the chute 200, and a space is left between the movable block 510 and the bottom surface of the chute 200, and the mounting member 300 is located in the space.

The movable block 510 is configured to extend and retract toward the inner direction of the chute 200, and may specifically be configured to be elastic, and preferably, the movable block 510 extends and retract along the third direction c, i.e., perpendicular to the extending direction of the chute 200.

The movable block 510 may be disposed on one side of the chute 200, or may be disposed on two opposite sides of the chute 200.

Specifically, when the movable block 510 is in the extended state, a space is formed between the movable block 510 and the bottom surface of the chute 200, and the mounting member 300 is limited by the movable block 510 in the second direction b within the space.

Specifically, when the movable block 510 is in the contracted state, the movable block 510 no longer protrudes out of the chute 200, and at this time, the movable block 510 no longer blocks the mounting member 300, so that the movable block 510 can be disassembled.

Through the above-mentioned scheme, the movable block 510 that stretches and contracts in the chute 200 is provided, and a space is left between the movable block 510 and the bottom surface of the chute 200, and the mounting member 300 is provided in the space, that is, the limitation of the mounting member 300 in the second direction b can be realized through the stretching and contracting of the movable block 510.

Further, in some embodiments, the second limiting structure 500 further includes an extension block 520, where the extension block 520 is fixedly disposed on a side surface of the chute 200, extends toward an inner direction of the chute 200, and is spaced from a bottom surface of the chute 200, and the movable block 510 is disposed on the other side of the chute 200 opposite to the extension block 520.

That is, as one of the preferred embodiments, the second limiting structure 500 includes a movable block 510 and an extension block 520, wherein the movable block 510 is disposed at one side of the chute 200, and the extension block 520 is disposed at the opposite side of the chute 200.

Through setting up fixed extension piece 520 in one side of spout 200, it is more stable to the spacing effect of installed part 300, through setting up movable block 510 in the opposite side of spout 200, can realize spacing to installed part 300 through the flexible of movable block 510, when movable block 510 is in the shrink state, can make installed part 300 place and take out from the opening direction of spout 200, play the purpose of being convenient for the dismouting.

Specifically, referring to fig. 4 and 7, in some embodiments, the mounting member 300 has a shape of a Chinese character 'ji', and includes a first horizontal section 320, a second horizontal section 330, a third horizontal section 340, a first vertical section 350, and a second vertical section 360, wherein the first vertical section 350 and the second vertical section 360 are correspondingly inclined or vertically disposed at two ends of the first horizontal section 320, the second horizontal section 330 is disposed at the other end of the first vertical section 350, and the third horizontal section 340 is disposed at the other end of the second vertical section 360;

the second horizontal section 330 and the third horizontal section 340 are respectively contacted with the bottom surface of the chute 200 and are arranged in the interval, a mounting cavity 370 is formed between the mounting piece 300 and the chute 200 in a surrounding manner, and a mounting hole 380 penetrating through the first horizontal section 320 is formed.

The mounting 300 is disposed in a delta shape and the second and third horizontal sections 330 and 340 are respectively brought into contact with the bottom surface of the chute 200, thereby forming the mounting cavity 370, and generally, the connection of the mounting 300 with the external device is accomplished using bolts, and by forming the mounting cavity 370 and providing the mounting hole 380 on the first horizontal section 320, bolts can be placed in the mounting cavity 370, wherein nuts of the bolts are placed in the mounting cavity 370, and the bolts pass through the mounting hole 380 for connection with the external device.

Through the above arrangement, the second limiting structure 500 can limit the second horizontal segment 330 and the third horizontal segment 340, so that the excessive interval between the second limiting structure 500 and the bottom surface of the chute 200 can be avoided, that is, the too deep opening depth of the chute 200 is avoided, and the mounting member 300 is convenient to mount and dismount.

Further, referring to fig. 5, in some embodiments, the housing 100 is provided with a second slot 600 in communication with the chute 200, the movable block 510 is slidably disposed in the second slot 600, the movable block 510 is provided with an elastic body 700 connected to the housing 100, and the elastic body 700 provides elastic force to drive the movable block 510 to slide on the second slot 600 and extend out of the chute 200 to limit the mounting member 300.

The movable block 510 is disposed in the second slot body 600, so that the movable block 510 is prevented from protruding out of the housing 100, space occupation is reduced, and the elastic body 700 is connected with the housing 100, so that the elastic body 700 integrally pushes the movable block 510 to the sliding slot 200, and the movable block 510 protrudes out of the sliding slot 200, thereby limiting the mounting member 300.

Further, referring to fig. 5 and 6, in some embodiments, the movable block 510 includes a first limiting body 511 and a second limiting body 512, the first limiting body 511 is slidably connected with the second slot body 600, the second limiting body 512 is disposed on the first limiting body 511, the second limiting body 512 extends along the direction of the chute 200 and protrudes from the first limiting body 511, a first limiting surface 513 is disposed on a side of the first limiting body 511 near the chute 200, a second limiting surface 514 is disposed on a side of the second limiting body 512 near the bottom surface of the chute 200, and a space is left between the second limiting surface 514 and the bottom surface of the chute 200.

Through the above technical solution, the movable block 510 protrudes from the sliding chute 200 under the action of the elastic body 700, and the second limiting body 512 and the bottom surface of the sliding chute 200 form a space, so that the second limiting surface 514 on the second limiting body 512 contacts with the mounting piece 300, thereby limiting the mounting piece 300 in the second direction b, and in addition, the first limiting body 511 protrudes from the sliding chute 200 under the action of the elastic body 700, so that the first limiting surface 513 on the first limiting body 511 contacts with the mounting piece 300, that is, the first limiting body 511 can squeeze the mounting piece 300 in the third direction c, thereby further limiting the mounting piece 300.

Specifically, as a preferred embodiment, in the process of setting the mounting member 300 to the chute 200, the elastic body 700 in the movable block 510 is pressed to make the movable block 510 in a contracted state and not protrude from the chute 200, at this time, the extending block 520 is disposed on the other side of the chute 200 opposite to the side where the movable block 510 is disposed, the first stopper 310 on the mounting member 300 is aligned with the first slot 410, the second horizontal section 330 on the mounting member 300 is clamped into the space formed between the extending block 520 and the bottom surface of the chute 200, the third horizontal section 340 of the mounting member 300 is further placed on the bottom surface of the chute 200, finally, the elastic body 700 is released, the movable block 510 protrudes out of the chute 200 under the action of the elastic body 700, the second stopper 512 contacts with the third horizontal section 340 in the mounting member 300 through the second stopper surface 514, thereby stopping the mounting member 300 in the second direction b, the first stopper 511 contacts with the third horizontal section 340 through the first stopper surface 513 under the action of the elastic body 700, thereby pressing the mounting member 300, and further stopping the mounting member 300.

Further, in some embodiments, the side of the extension block 520 near the bottom surface of the chute 200 is provided as a slope, and the slope is inclined toward the opening direction of the chute 200.

The extension block 520 is provided with an inclined surface on one side close to the bottom surface of the chute 200, so that the installation member 300 can be conveniently taken and placed in the chute 200.

In a second aspect, the present utility model also provides a control transformer, where the control transformer is provided with a mounting structure of the control transformer.

The structure is arranged on the control transformer, so that the control transformer can be connected with external equipment, the space occupied by the control transformer is effectively saved, and meanwhile, the control transformer has the effect of being convenient to disassemble and assemble.

The above description is only an example of the present utility model and is not intended to limit the scope of the present utility model, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A mounting structure of a control transformer, characterized by comprising:

a housing (100), wherein the housing (100) is provided with a sliding groove (200) extending along a first direction (a), the sliding groove (200) is arranged towards a second direction (b) in an opening way, and a mounting piece (300) is arranged in the sliding groove (200);

the sliding chute (200) is internally provided with a first limit structure (400) for blocking the mounting piece (300) from moving along the first direction (a) and a second limit structure (500) for blocking the mounting piece (300) from moving along the second direction (b), and the first limit structure (400) and/or the second limit structure (500) are movably arranged.

2. The mounting structure of a control transformer according to claim 1, wherein the first limit structure (400) comprises a first groove body (410) formed on a side surface and/or a bottom surface of the chute (200), the mounting member (300) is provided with a first limit block (310) to be matched with the first groove body (410), and the dimension of the first groove body (410) in the first direction (a) is matched with the dimension of the first limit block (310) in the first direction (a).

3. The mounting structure of a control transformer according to claim 2, wherein the first slot (410) extends along a third direction (c) perpendicular to the first direction (a) and is disposed in the chute (200), a dimension of the first slot (410) in the third direction (c) is larger than a dimension of the first stopper (310) in the third direction (c), and a dimension of the chute (200) in the third direction (c) is larger than a dimension of the mounting member (300) in the third direction (c).

4. A mounting structure for a control transformer according to any one of claims 1 to 3, characterized in that the second limit structure (500) is arranged on at least one side of the chute (200) and comprises a movable block (510) extending and retracting from the chute (200), a space is left between the movable block (510) and the bottom surface of the chute (200), and the mounting member (300) is located in the space.

5. The mounting structure of a control transformer according to claim 4, wherein the second limiting structure (500) further comprises an extension block (520), the extension block (520) is fixedly arranged on a side surface of the chute (200) and extends toward an inner direction of the chute (200), the interval is reserved between the extension block (520) and a bottom surface of the chute (200), and the movable block (510) is arranged on the other side of the chute (200) opposite to the extension block (520).

6. The mounting structure of a control transformer according to claim 4, wherein the mounting member (300) is shaped like a Chinese character 'ji', and comprises a first horizontal section (320), a second horizontal section (330), a third horizontal section (340), a first vertical section (350) and a second vertical section (360), wherein the first vertical section (350) and the second vertical section (360) are correspondingly inclined or vertically arranged at two ends of the first horizontal section (320), the second horizontal section (330) is arranged at the other end of the first vertical section (350), and the third horizontal section (340) is arranged at the other end of the second vertical section (360);

the second horizontal section (330) and the third horizontal section (340) are respectively contacted with the bottom surface of the sliding chute (200) and are arranged in the interval, a mounting cavity (370) is formed between the mounting piece (300) and the sliding chute (200) in a surrounding mode, and a penetrating mounting hole (380) is formed in the first horizontal section (320).

7. The mounting structure of a control transformer according to claim 4, wherein the housing (100) is provided with a second slot body (600) which is communicated with the chute (200), the movable block (510) is slidably disposed in the second slot body (600), an elastic body (700) connected with the housing (100) is disposed on the movable block (510), and the elastic body (700) provides elastic force to drive the movable block (510) to slide on the second slot body (600) and extend out of the chute (200) to limit the mounting member (300).

8. The mounting structure of a control transformer according to claim 7, wherein the movable block (510) includes a first limiting body (511) and a second limiting body (512), the first limiting body (511) is slidably connected with the second slot body (600), the second limiting body (512) is disposed on the first limiting body (511), the second limiting body (512) extends along a direction in which the sliding slot (200) is located and protrudes out of the first limiting body (511), a first limiting surface (513) is disposed on a side, close to the sliding slot (200), of the first limiting body (511), a second limiting surface (514) is disposed on a side, close to the bottom surface of the sliding slot (200), of the second limiting body (512), and a space is reserved between the second limiting surface (514) and the bottom surface of the sliding slot (200).

9. The mounting structure of a control transformer according to claim 5, wherein the side of the extension block (520) near the bottom surface of the chute (200) is provided as a slope inclined toward the opening direction of the chute (200).

10. A control transformer, characterized in that the control transformer is provided with a mounting structure of a control transformer as claimed in any one of claims 1 to 9.