CN212136148U

CN212136148U - Dry-type transformer

Info

Publication number: CN212136148U
Application number: CN202021016949.8U
Authority: CN
Inventors: 李俊丞
Original assignee: Zhejiang Yilanke Power Electronics Technology Co ltd
Current assignee: Zhejiang Yilanke Power Electronics Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-11
Anticipated expiration: 2030-06-05

Abstract

The utility model provides a dry-type transformer, which comprises a support frame; a stepping motor is fixedly arranged at the top of the support frame; two groups of four connecting blocks are also fixedly and symmetrically arranged on two sides of the supporting frame; each group of the fastening rods are connected through a group of fastening bolts. The setting of anchorage bar, be favorable to improving the convenience of operation, this device is when fixed, it is crisscross with the anchorage bar inboard polymerization with the one side that the support frame removed the wire pole earlier, then pass the crisscross hole fastening in middle with fastening bolt, thereby fix the support frame in wire pole one side, it is rotatory to drive the screw rod with step motor switch on and control it at last, thereby it can to drive slip bracket and transformer main part rebound to suitable position, this device can go on ground when the installation, the degree of difficulty and the danger degree greatly reduced of installation, and only need control step motor reversal drive transformer main part when needing the maintenance move down the bottom can, degree of difficulty also greatly reduced during the maintenance.

Description

Dry-type transformer

Technical Field

The utility model belongs to the technical field of the transformer, more specifically say, in particular to dry-type transformer.

Background

The pace of social and economic development is accelerated, and all trades change day by day. Various electrical appliances have been developed and used in various fields. Among them, the dry type transformer becomes a key device. Dry transformers are widely used in many situations, such as airports, hospitals or shopping malls, where a large amount of power is needed.

For example, patent application No. 201720921151.X discloses a dry-type transformer, which comprises a transformer main body, a base, a movable wheel, a high-voltage connecting bus, a high-voltage outgoing conductor, a heat dissipation device and an adjusting and fixing device, wherein the transformer main body is arranged at the upper part of the base; the base is fixed in the heat dissipation device. The middle bottom wheel of the utility model is a polyurethane wheel, which is beneficial to reducing the self friction degree of the bottom wheel and prolonging the service life; the sensor, the heat dissipation fan and the controller are arranged, so that when the temperature in the storage bin is too high, the controller can control the heat dissipation fan to dissipate heat; the arrangement of the extension rod, the extension pipe, the support pipe, the fixing bolt, the mounting hole, the support rod, the through hole and the mounting plate is favorable for conveniently placing the placing box, and the placing box can be adjusted according to different types of transformers; the fixed orifices, the fixed plate, the return pulley, the fixed axle, the installation piece, connecting rod and adjusting bolt's setting is favorable to the easy to assemble to remove the wheel, further is favorable to the convenient removal to place the case.

Based on the above search, the above patent combines with most dry-type transformers in the prior art, and has the following problems in use: when needing to be installed on a telegraph pole, the existing dry-type transformers are directly fixed on the telegraph pole, and the installation height is high, so that the dry-type transformers are difficult to operate and high in danger degree during installation, and still need to climb to a high place during later maintenance, and the dry-type transformers are inconvenient during maintenance.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a dry-type transformer is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a dry-type transformer to when solving present dry-type transformer and need install on the wire pole, all be the snap-on the wire pole, because the height that needs the installation is higher, so be difficult to operate and dangerous degree is higher during the installation, and also still need climb to the eminence when later stage maintenance, also inconvenient problem during the maintenance.

The purpose and the efficacy of the dry-type transformer are achieved by the following specific technical means:

a dry-type transformer includes a support frame; a stepping motor is fixedly arranged at the top of the support frame; a rotatable vertical screw is fixedly installed on the inner side of the support frame, and the top of the screw is fixedly connected with a rotating shaft of the stepping motor; a sliding bracket is movably embedded in the inner side of the supporting frame, and the screw rod also penetrates through the sliding bracket; one side of the sliding bracket is fixedly connected with one side of the transformer shell; a transformer main body is fixedly arranged on the inner side of the transformer shell; two groups of four connecting blocks are also fixedly and symmetrically arranged on two sides of the supporting frame; one side of each of the four connecting blocks is rotatably connected with a fastening rod through a rotating shaft; each group of the fastening rods are connected through a group of fastening bolts.

Furthermore, a set of convex blocks are arranged on two sides of the sliding towing bracket, and the two sets of convex blocks are respectively embedded into the vertical grooves in the two sides of the supporting frame.

Furthermore, when the stepping motor drives the screw rod to rotate, the stepping motor can be matched with a threaded hole in the sliding bracket to drive the transformer shell and the transformer main body to move up and down.

Further, the anchorage bar is J-shaped structure, and the one end that is close to the connecting block is the cylindricality, and the other end is the arc structure, and every group's corresponding anchorage bar is crisscross the setting from top to bottom all.

Further, one section of arc-shaped groove has all been seted up to the arc position inboard of anchorage bar, and the arc-shaped groove also can crisscross from top to bottom when every group anchorage bar is crisscross.

Compared with the prior art, the utility model discloses following beneficial effect has:

the setting of anchorage bar, be favorable to improving the convenience of operation, this device is when fixed, it is crisscross with the anchorage bar inboard polymerization with the one side that the support frame removed the wire pole earlier, then pass the crisscross hole fastening in middle with fastening bolt, thereby fix the support frame in wire pole one side, it is rotatory to drive the screw rod with step motor switch on and control it at last, thereby it can to drive slip bracket and transformer main part rebound to suitable position, this device can go on ground when the installation, the degree of difficulty and the danger degree greatly reduced of installation, and only need control step motor reversal drive transformer main part when needing the maintenance move down the bottom can, degree of difficulty also greatly reduced during the maintenance.

Drawings

Fig. 1 is a schematic view of the structure of the front axle after the utility model falls down.

Fig. 2 is a schematic diagram of the structure of the rear axle after the utility model falls down.

Fig. 3 is a schematic diagram of the structure of the lifted front axle of the present invention.

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

1. a support frame; 2. a screw; 3. a stepping motor; 4. a fastening rod; 5. fastening a bolt; 6. connecting blocks; 7. a sliding bracket; 8. a transformer housing; 9. a transformer body.

Detailed Description

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

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 3:

the utility model provides a dry-type transformer, which comprises a support frame 1; a stepping motor 3 is fixedly arranged at the top of the support frame 1; a rotatable vertical screw rod 2 is fixedly arranged on the inner side of the support frame 1, and the top of the screw rod 2 is fixedly connected with a rotating shaft of a stepping motor 3; a sliding bracket 7 is movably embedded in the inner side of the support frame 1, and the screw rod 2 also penetrates through the sliding bracket 7; a group of convex blocks are arranged on two sides of the sliding bracket 7 and are respectively embedded into vertical grooves in two sides of the support frame 1, when the device is installed, the stepping motor 3 is powered on and is controlled to drive the screw rod 2 to rotate, so that the sliding bracket 7 and the transformer main body 9 are driven to move upwards to a proper position, the convex blocks on two sides of the sliding bracket 7 can limit the sliding square, and the sliding is more stable; one side of the sliding bracket 7 is fixedly connected with one side of the transformer shell 8; a transformer main body 9 is fixedly arranged on the inner side of the transformer shell 8; two groups of four connecting blocks 6 are also fixedly and symmetrically arranged on two sides of the supporting frame 1; one side of each of the four connecting blocks 6 is rotatably connected with a fastening rod 4 through a rotating shaft; the fastening rods 4 are J-shaped structures, one end close to the connecting block 6 is cylindrical, the other end is arc-shaped, and each group of corresponding fastening rods 4 are arranged in a vertically staggered mode, so that even if two fastening rods 4 are parallel to the other end, the other ends of the two fastening rods can be staggered, and the diameter of the applicable telegraph pole is greatly increased; each set of fastening rods 4 is connected by a set of fastening bolts 5.

Wherein, when the stepping motor 3 drives the screw rod 2 to rotate, the stepping motor 3 can be matched with the threaded hole on the sliding bracket 7 to drive the transformer shell 8 and the transformer main body 9 to move up and down, when the stepping motor 3 is installed, the stepping motor is powered on and is controlled to drive the screw rod 2 to rotate, so that the sliding bracket 7 and the transformer main body 9 are driven to move up to a proper position, when the maintenance is needed, only the stepping motor 3 needs to be controlled to rotate reversely to drive the transformer main body 9 to move down to the bottom for maintenance, and the difficulty in the maintenance is greatly reduced.

Wherein, one section arc wall has all been seted up to the arc position inboard of anchorage bar 4, the arc wall also can be crisscross from top to bottom when every 4 crisscross anchorage bars of group are crisscross, move support frame 1 to and stack up one deck rubber pad and the polymerization of internal rotation after the suitable position 4 inboard of every group, two anchorage bars 4 up to every group all promote the unable internal rotation in rubber pad contact wire pole outside, at this moment the arc wall on the anchorage bar 4 can be crisscross in the centre, then pass the crisscross hole fastening in the centre with fastening bolt 5, at this moment can fix anchorage bar 4 and can not rotate, thereby fix support frame 1 in wire pole one side, when the installation can go on ground, the degree of difficulty and the dangerous degree greatly reduced of installation.

The specific use mode and function of the embodiment are as follows:

in the utility model, when the device is fixed, the transformer body 9 is fixedly arranged at the inner side of the transformer shell 8 through bolts, then the support frame 1 is moved to one side of a telegraph pole, two groups of fastening bolts 5 are disassembled and fastening rods 4 are separated outwards before moving, after moving to a proper position, a layer of rubber pad is arranged on the inner side of each group of fastening rods 4 and the rubber pad is rotated inwards until two fastening rods 4 of each group push the rubber pad to contact with the outer side of the telegraph pole, the arc-shaped grooves on the fastening rods 4 are staggered in the middle, then the fastening bolts 5 pass through the staggered holes in the middle for fastening, the fastening rods 4 can be fixed and can not rotate, thereby the support frame 1 is fixed at one side of the telegraph pole, finally the stepping motor 3 is connected with a power supply and controls the stepping motor to drive the screw rods 2 to rotate, thereby driving the sliding bracket 7 and the transformer body 9 to move, this device can go on ground when the installation, the degree of difficulty and the danger degree greatly reduced of installation, only need control step motor 3 reversal drive transformer main part 9 move down to the bottom when needing the maintenance moreover maintain can, the degree of difficulty during the maintenance is greatly reduced also.

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

1. A dry-type transformer, characterized by: comprises a supporting frame (1); a stepping motor (3) is fixedly arranged at the top of the support frame (1); a rotatable vertical screw rod (2) is fixedly installed on the inner side of the support frame (1), and the top of the screw rod (2) is fixedly connected with a rotating shaft of the stepping motor (3); a sliding bracket (7) is movably embedded in the inner side of the support frame (1), and the screw rod (2) also penetrates through the sliding bracket (7); one side of the sliding bracket (7) is fixedly connected with one side of the transformer shell (8); a transformer main body (9) is fixedly arranged on the inner side of the transformer shell (8); two groups of four connecting blocks (6) are also fixedly and symmetrically arranged on two sides of the support frame (1); one side of each of the four connecting blocks (6) is rotatably connected with a fastening rod (4) through a rotating shaft; each group of the fastening rods (4) are connected through a group of fastening bolts (5).

2. A dry-type transformer as claimed in claim 1, wherein: a group of convex blocks are arranged on two sides of the sliding towing bracket (7), and the two groups of convex blocks are respectively embedded into vertical grooves in two sides of the supporting frame (1).

3. A dry-type transformer as claimed in claim 1, wherein: when the stepping motor (3) drives the screw rod (2) to rotate, the screw rod can be matched with a threaded hole in the sliding bracket (7) to drive the transformer shell (8) and the transformer main body (9) to move up and down.

4. A dry-type transformer as claimed in claim 1, wherein: the fastening rods (4) are J-shaped structures, one end close to the connecting block (6) is cylindrical, the other end of the connecting block is arc-shaped, and the fastening rods (4) corresponding to each group are arranged in a vertically staggered mode.

5. A dry-type transformer as claimed in claim 1, wherein: one section of arc-shaped groove is formed in the inner side of the arc-shaped position of each fastening rod (4), and the arc-shaped grooves are staggered up and down when each group of fastening rods (4) are staggered.