CN210039858U - Dry-type transformer with high-temperature power-off protection function - Google Patents

Abstract

The utility model discloses a dry-type transformer with a high-temperature power-off protection function, which comprises an installation casing, a dry-type transformer main body, a cooling fan and a shock-absorbing frame. A receiving seat is welded on the inner lower surface of the installation casing. The main body of the type transformer is located above the receiving seat, the cooling fans are installed on the left and right sides of the inside of the installation casing, the shock absorption frame is installed on the lower surface of the installation casing, and the front end of the installation casing is installed with a cabinet door. The dry-type transformer with high-temperature power-off protection function is convenient to install the main body of the dry-type transformer inside the installation casing, and can be installed on the ground and in various environments. The main body of the dry-type transformer is flexibly used, and the closed When the type transformer is installed, the main body of the dry-type transformer is radiated by a cooling fan to improve the heat dissipation effect and prevent the main body of the dry-type transformer installed inside the casing from being damaged.

Description

A dry-type transformer with high temperature power-off protection function

technical field

The utility model relates to the technical field of dry-type transformers, in particular to a dry-type transformer with a high-temperature power-off protection function.

Background technique

Dry-type transformers are mainly divided into three types: open type, closed type and pouring type. Open-type dry-type transformers are used indoors with relatively clean environment. Open-type dry-type transformers have their own fans, which dissipate heat faster. Closed-type dry-type transformers are used outdoors. Dry-type transformers use protective covers to avoid the impact of dust on dry-type transformers, but the heat dissipation effect is poor. General dry-type transformers have the functions of temperature controller, automatic high temperature alarm and automatic power-off protection.

The existing dry-type transformers with high-temperature power-off protection function are used in a single environment, and can only be used indoors or outdoors. , we propose a dry-type transformer with high temperature power-off protection function in order to solve the problems raised above.

Utility model content

The purpose of this utility model is to provide a dry-type transformer with high-temperature power-off protection function, so as to solve the problem that the existing dry-type transformer with high-temperature power-off protection function proposed in the above background technology has a single use environment, and the closed dry-type transformer dissipates heat. The effect is poor and the shock absorption effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dry-type transformer with a high temperature power-off protection function, comprising an installation casing, a dry-type transformer main body, a cooling fan and a shock absorbing frame, and the inner lower surface of the installation casing is A receiving seat is welded, the main body of the dry-type transformer is located above the receiving seat, and a base is fixedly connected to the bottom of the main body of the dry-type transformer. and the outer side of the screw rod is threadedly connected with a side block, the bottom end of the side block is installed with a connecting rod, and the bottom end of the connecting rod is connected with a bottom plate, and a horizontal block opened at the top of the installation shell is arranged above the screw rod. and the left and right ends of the installation casing are pasted with dust-proof nets, the cooling fans are installed on the left and right sides of the inside of the installation casing, the shock-absorbing frame is installed on the lower surface of the installation casing, and the shock-absorbing frame A backing plate is pasted and connected on the lower surface, and a cabinet door is installed at the front end of the installation shell.

Preferably, the distance between the upper surface of the receiving seat and the lower surface of the side block is greater than the distance between the lower surface of the base and the upper surface of the dry-type transformer main body, and the connecting rods are symmetrically arranged about the center line of the receiving seat.

Preferably, the longitudinal section of the base is in an "L"-shaped structure, and the connection between the base and the receiving seat is a slot connection.

Preferably, the left and right ends of the screw rod respectively penetrate through the left and right ends of the mounting shell, and the side blocks form a sliding structure with the mounting shell through the screw rod.

Preferably, the side blocks are arranged symmetrically with respect to the center line of the bottom plate, and the connecting rods are connected with the side blocks and the bottom plate in a hinged connection.

Preferably, the top end of the side block is installed on the inside of the transverse rail, and the bottom plate forms a lifting structure through the side block and the installation shell.

Compared with the prior art, the beneficial effects of the present utility model are: the dry-type transformer with high temperature power-off protection function is convenient to install the main body of the dry-type transformer in the inside of the installation casing, and can be installed on the ground, and can be installed on the ground. In various environments, use the dry-type transformer body flexibly. When using a closed-type transformer, use a cooling fan to dissipate heat on the dry-type transformer body to improve the heat dissipation effect and avoid damage to the dry-type transformer body installed inside the casing;

1. A mounting shell, a dry-type transformer body and a bottom plate are provided. By rotating the screw rod, the bottom plate presses the dry-type transformer body, and the dry-type transformer body is fixed inside the mounting shell to facilitate the installation of the connection between the shell and the dry-type transformer body. Removal and installation, the main body of the dry-type transformer can be installed on the ground using the base. When the installation environment contains a lot of dust, it is convenient to install the main body of the dry-type transformer on the inner side of the installation shell, and the main body of the dry-type transformer can be used flexibly to adapt to various environments;

2. A dry-type transformer body, a dust-proof net and a cooling fan are provided. Under the action of the cooling fan, the outside wind enters the interior of the installation casing through the dust-proof net, and the dry-type transformer body is dissipated to improve the heat dissipation effect;

3. A mounting shell, a shock-absorbing frame and a backing plate are provided. There are four shock-absorbing frames symmetrically arranged about the center line of the mounting shell. When the installation environment vibrates, the rigid springs inside the four shock-absorbing frames are used to reduce the impact of the mounting shell. Vibration to avoid damage to the dry-type transformer body inside the installation enclosure.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the present utility model;

Fig. 2 is the side view sectional structure schematic diagram of the utility model;

3 is a schematic structural diagram of the sliding state of the side block of the present invention;

Fig. 4 is the front view structure schematic diagram of the utility model;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 2 of the present invention.

In the figure: 1. Installation shell; 2. Receiving seat; 3. Main body of dry-type transformer; 4. Base; 5. Screw rod; 6. Operation panel; 7. Side block; 8. Connecting rod; 9. Bottom plate; 10. Cross rail; 11. Dust filter; 12. Cooling fan; 13. Cabinet door; 14. Damping frame; 15. Backing plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-5, the present utility model provides a technical solution: a dry-type transformer with high-temperature power-off protection function, comprising an installation casing 1, a receiving seat 2, a dry-type transformer main body 3, a base 4, and a screw rod 5 , operation panel 6, side block 7, connecting rod 8, bottom plate 9, horizontal rail 10, dustproof net 11, cooling fan 12, cabinet door 13, shock-absorbing frame 14 and backing plate 15, the inner lower surface of the installation shell 1 is welded There is a receiving seat 2, the dry-type transformer main body 3 is located above the receiving seat 2, and the base 4 is fixedly connected to the bottom of the dry-type transformer main body 3, the inner top of the installation shell 1 is installed with a screw rod 5, and the outer side of the screw rod 5 is installed. The operation panel 6 is welded, and the outer side of the screw rod 5 is threadedly connected with a side block 7, the bottom end of the side block 7 is installed with a connecting rod 8, and the bottom end of the connecting rod 8 is connected with a bottom plate 9, and the top of the screw rod 5 is provided with a The horizontal rail 10 is opened at the top of the installation casing 1, and the left and right ends of the installation casing 1 are pasted with dustproof nets 11. The cooling fans 12 are installed on the left and right sides of the interior of the installation casing 1, and the shock-absorbing frame 14 is installed on the installation casing 1. The lower surface of the housing 1, and the lower surface of the shock-absorbing frame 14 is pasted and connected with a backing plate 15, and the front end of the housing 1 is installed with a cabinet door 13;

As shown in Figures 1 and 2, the longitudinal section of the base 4 is an "L"-shaped structure, and the connection between the base 4 and the receiving seat 2 is a slot connection, and the bottom end of the dry-type transformer body 3 is installed on the receiving seat 2. , the left and right ends of the screw rod 5 respectively penetrate through the left and right ends of the installation shell 1, and the side block 7 forms a sliding structure with the installation shell 1 through the screw rod 5, so that the screw rod 5 rotates stably in the installation shell 1, and the side block 7 The center line of the bottom plate 9 is symmetrically arranged, and the connection mode of the connecting rod 8 and the side block 7 and the bottom plate 9 is hinged connection, which is convenient for moving the connecting rod 8, and the top end of the side block 7 is installed in the interior of the cross rail 10, and The bottom plate 9 forms a lifting structure with the installation casing 1 through the side block 7, and the dry-type transformer main body 3 is fixed on the inner side of the installation casing 1 by the base plate 9;

As shown in Figures 1 and 3, the distance between the upper surface of the receiving seat 2 and the lower surface of the side block 7 is greater than the distance between the lower surface of the base 4 and the upper surface of the dry-type transformer main body 3, and the connecting rod 8 is about the receiving The center line of the base 2 is symmetrically arranged, and the position of the dry-type transformer main body 3 can be adjusted inside the mounting case 1 .

Working principle: When using the dry-type transformer with high temperature power-off protection function, first, when the dry-type transformer body 3 needs to be installed inside the installation casing 1, the dry-type transformer body 3 is placed in the inner middle of the installation casing 1. , and then install the slot of the base 4 in the receiving seat 2, and then manually turn the operation panel 6 in FIG. 3 clockwise, the screw 5 rotates on the inside of the installation shell 1, and the screw 5 is about the vertical centerline of the installation shell 1. Divided into 2 sections with the same shape, the side block 7 is provided with 2 groups, and each group of side blocks 7 contains 2 side blocks 7, the two side blocks 7 on the left end of the installation shell 1 are opposite to the screw connection direction of the screw rod 5, so that 2 Each side block 7 moves relatively on the outside of the screw rod 5, and the connecting rod 8 is connected with the side block 7 and the bottom plate 9 by hinged connection. Move down, use the bottom plate 9 to squeeze the dry-type transformer main body 3, and fix the dry-type transformer main body 3 inside the installation casing 1;

During the working process of the dry-type transformer body 3, the cooling fan 12 is turned on, and the outside wind enters the interior of the installation casing 1 through the dust-proof net 11, and the dry-type transformer body 3 is dissipated. When the outdoor environment vibrates, as shown in Figure 2 As shown in the figure, the lower part of the installation casing 1 is connected with the flat plate, and a rigid spring is fixedly installed under the flat plate. The flat plate and the shock-absorbing frame 14 form a sliding structure, and the rigid spring is used to absorb shock waves, reduce the vibration of the installation casing 1, and the cooling fan 12 works. The principle is a mature technology under the existing background. The above completes a series of operations of the dry-type transformer with high temperature power-off protection function. The content not described in detail in this description belongs to the prior art known to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description in the specification and the drawings, and the specific connection method of each part adopts the mature bolts, rivets and welding in the prior art. and other conventional means, the machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection manner in the prior art, which will not be described in detail here.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. A dry-type transformer with a high-temperature power-off protection function, comprising an installation casing (1), a dry-type transformer main body (3), a cooling fan (12) and a shock-absorbing frame (14), characterized in that: the installation A receiving seat (2) is welded on the inner lower surface of the casing (1), the dry-type transformer main body (3) is located above the receiving seat (2), and a base (4) is fixedly connected below the dry-type transformer main body (3). ), a screw rod (5) is installed at the inner top of the mounting shell (1), an operation panel (6) is welded on the outer side of the screw rod (5), and a side block is threadedly connected to the outer side of the screw rod (5). (7), a connecting rod (8) is installed at the bottom end of the side block (7), and a bottom plate (9) is connected to the bottom end of the connecting rod (8), and an opening is provided above the screw rod (5). The horizontal rail (10) at the top of the installation casing (1), and the left and right ends of the installation casing (1) are affixed with dustproof nets (11), and the cooling fan (12) is located on the left and right inside the installation casing (1). There are installations on both sides, the shock-absorbing frame (14) is installed on the lower surface of the installation shell (1), and a backing plate (15) is pasted and connected to the lower surface of the shock-absorbing frame (14). ) is installed with a cabinet door (13). 2. A dry-type transformer with high temperature power-off protection function according to claim 1, characterized in that: the distance between the upper surface of the receiving seat (2) and the lower surface of the side block (7) is greater than The distance between the lower surface of the base (4) and the upper surface of the dry-type transformer main body (3), and the connecting rod (8) is symmetrically arranged with respect to the center line of the receiving seat (2). 3. A dry-type transformer with high-temperature power-off protection function according to claim 1, characterized in that: the longitudinal section of the base (4) is in an "L"-shaped structure, and the base (4) is connected to the The connection mode of the seat (2) is a card slot connection. 4. A dry-type transformer with high temperature power-off protection function according to claim 1, characterized in that: the left and right ends of the screw rod (5) respectively penetrate through the left and right ends of the installation casing (1), And the side block (7) forms a sliding structure through the screw rod (5) and the mounting shell (1). 5. A dry-type transformer with high temperature power-off protection function according to claim 1, characterized in that: the side blocks (7) are symmetrically arranged with respect to the center line of the bottom plate (9), and the connecting rods (8) The connection with the side block (7) and the bottom plate (9) is hinged connection. 6. A dry-type transformer with high temperature power-off protection function according to claim 1, characterized in that: the top of the side block (7) is installed in the interior of the transverse rail (10), and the bottom plate ( 9) A lifting structure is formed by the side block (7) and the mounting shell (1).

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