CN215496340U - Dry-type transformer with anti-theft and noise reduction functions - Google Patents

Abstract

The utility model discloses a dry-type transformer with anti-theft and noise reduction functions, which comprises a bottom plate and a dry-type transformer main body, wherein the dry-type transformer main body is arranged on the upper side of the bottom plate, a protective box body fixed on the bottom plate is arranged on the outer side of the dry-type transformer main body, the protective box body comprises two outwards-turned doors which are arranged in a bilateral symmetry manner, sponge sound insulation layers are fixedly bonded on the inner walls of the protective box bodies, a straight-bar motor is fixed on the rear surface of one of the outwards-turned doors, a push rod is vertically arranged at the output end of the straight-bar motor, pushing locking mechanisms fixed on the outwards-turned doors are arranged on the upper side and the lower side of the straight-bar motor, and rotating locking mechanisms fixed on the outwards-turned doors are arranged on the upper side and the lower side of the push rod. The utility model can prevent illegal personnel from opening the outward-turning door by himself, improves the anti-theft performance of the protective box body, and simultaneously, the arrangement of the sponge sound-proof layer can reduce the noise generated by the dry-type transformer main body from being transmitted out of the protective box body, thereby reducing the noise pollution.

Description

Dry-type transformer with anti-theft and noise reduction functions

Technical Field

The utility model relates to the technical field of transformers, in particular to a dry-type transformer with anti-theft and noise reduction functions.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, the transformer is commonly used for voltage lifting, impedance matching, safety isolation and the like in electrical equipment and wireless power, in a generator, no matter a coil moves through a magnetic field or a magnetic field and passes through a fixed coil, electric potential can be induced in the coil, the value of magnetic flux is not changed in the two conditions, but the quantity of the magnetic flux linked with the coil is changed, which is the distance of mutual induction, the transformer is a device for changing voltage, current and impedance by utilizing the electromagnetic mutual induction, and the transformer mainly has the functions of: voltage transformation, impedance transformation, isolation steady voltage etc. and current transformer noise ratio is great, and the noise is too big leads to the fact the puzzlement for nearby resident family easily, adopts traditional mechanical lock to protect simultaneously and prevents burglary, and this mode is easily pried open or is used other modes to open, and the theftproof performance is lower, may cause the loss for the transformer.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the problems that the conventional transformer provided in the background art has high noise and is easy to cause trouble to nearby residents due to overlarge noise, and meanwhile, the conventional mechanical lock is adopted for protecting and preventing theft, so that the conventional transformer is easy to pry or open in other ways, the anti-theft performance is low, and loss can be caused to the transformer.

(II) technical scheme

The utility model provides a dry-type transformer with anti-theft and noise reduction functions, which comprises a bottom plate and a dry-type transformer main body, wherein the dry-type transformer main body is arranged on the upper side of the bottom plate, a protective box body fixed on the bottom plate is arranged on the outer side of the dry-type transformer main body, the protective box body comprises two outwards-turned doors which are arranged in a bilateral symmetry manner, sponge sound insulation layers are fixedly bonded on the inner walls of the protective box body, a straight-bar motor is fixed on the rear surface of one of the outwards-turned doors, a push rod is vertically arranged at the output end of the straight-bar motor, pushing locking mechanisms fixed on the outwards-turned doors are arranged at the upper part and the lower part of the straight-bar motor, and rotating locking mechanisms fixed on the outwards-turned doors are arranged at the upper part and the lower part of the push rod;

promote locking mechanism including being fixed in one of them two of evagination door return the shape frame and be fixed in another the first fixed block of evagination door, and two it is same with the straight-bar motor to return the shape frame the evagination door, two it is provided with square pole, two to slide jointly in the inside casing of shape frame return and be provided with the restriction piece that is fixed in the square pole between the shape frame, restriction piece and be close to first fixed block one side return and be provided with the cover between the shape frame and locate the spring of returning the shape frame, square through hole has been seted up to first fixed block, just square through hole is passed to the one end of square pole, square pole and catch bar butt.

Preferably, rotate locking mechanism and include that the second fixed block who installs in the L shape rotor plate of evagination door and be fixed in the protection box through the pivot rotation, rectangular oblique through-hole has been seted up to the diaphragm portion of L shape rotor plate, set up the promotion post in the rectangular oblique through-hole, just promote post and catch bar fixed connection.

Preferably, a square groove is formed in one side, close to the first fixed block, of the second fixed block, and the upper end of the vertical plate of the L-shaped rotating plate is located in the square groove.

Preferably, the straight rod motor is electrically connected with an external power supply and an external control system.

Preferably, the inner surface of the sponge soundproof layer is uneven.

Preferably, a pull block is fixed on the front side of one of the turnover doors.

Compared with the prior art, the utility model has the beneficial effects that:

through promoting locking mechanism, rotating locking mechanism, catch bar, straight-bar motor, sponge puigging's setting, can avoid illegal personnel to open the evagination door privately, improved the theftproof performance of protection box, the setting of sponge puigging can reduce the produced noise of dry-type transformer main part and spread the protection box simultaneously, has reduced noise pollution.

Drawings

Fig. 1 is a top cross-sectional view of a dry-type transformer with anti-theft and noise reduction functions according to the present invention;

fig. 2 is a front view of a dry-type transformer with anti-theft and noise reduction functions according to the present invention;

fig. 3 is a rear view of an outward-turning door of a dry type transformer with anti-theft and noise reduction functions according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a side sectional view at a in fig. 1.

In the figure: the transformer comprises a base plate 1, a protective box 2, a dry type transformer main body 3, a sponge sound insulation layer 4, a straight rod motor 5, a push rod 6, a push locking mechanism 7, a square frame 71, a square rod 72, a limiting block 73, a spring 74, a first fixing block 75, a rotation locking mechanism 8, an 81L-shaped rotating plate 82, a second fixing block 82, a strip inclined through hole 83, a push column 84 and a pull block 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1-5, the dry-type transformer with anti-theft and noise reduction functions provided by the present invention comprises a bottom plate 1 and a dry-type transformer main body 3, wherein the dry-type transformer main body 3 is arranged on the upper side of the bottom plate 1, the outer side of the dry-type transformer main body 3 is provided with a protection box 2 fixed on the bottom plate 1, the protection box 2 comprises two turnover doors 21 arranged in bilateral symmetry, the inner walls of the protection box 2 are all bonded and fixed with a sponge sound insulation layer 4, the rear surface of one of the turnover doors 21 is fixed with a straight-bar motor 5, the output end of the straight-bar motor 5 is fixed with a push rod 6 arranged vertically, the upper and lower parts of the straight-bar motor 5 are both provided with push locking mechanisms 7 fixed on the turnover doors 21, and the upper and lower parts of the push rod 6 are both provided with rotation locking mechanisms 8 fixed on the turnover doors 21;

the pushing locking mechanism 7 comprises two clip frames 71 fixed on one of the outward turning doors 21 and a first fixing block 75 fixed on the other outward turning door 21, the two clip frames 71 and the straight rod motor 5 are located on the same outward turning door 21, a square rod 72 is arranged in the inner frame of the two clip frames 71 in a sliding mode, a limiting block 73 fixed on the square rod 72 is arranged between the two clip frames 71, a spring 74 sleeved on the clip frame 71 is arranged between the limiting block 73 and the clip frame 71 close to one side of the first fixing block 75, a square through hole is formed in the first fixing block 75, one end of the square rod 72 penetrates through the square through hole, and the square rod 72 is abutted to the pushing rod 6.

In an alternative example, the rotation locking mechanism 8 includes an L-shaped rotating plate 81 rotatably mounted on the out-turning door 21 through a rotating shaft and a second fixing block 82 fixed on the protective casing 2, a long oblique through hole 83 is opened on a transverse plate portion of the L-shaped rotating plate 81, a pushing column 84 is arranged in the long oblique through hole 83, and the pushing column 84 is fixedly connected with the pushing rod 6.

In an alternative embodiment, a square groove is formed on a side of the second fixing block 82 close to the first fixing block 75, and an upper end portion of the vertical plate of the L-shaped rotating plate 81 is located in the square groove.

In an alternative embodiment, the linear rod motor 5 is electrically connected to an external power source and an external control system.

In an alternative example, the inner surface of the sponge soundproof layer 4 is provided with unevenness.

In an alternative example, a pull block 9 is fixed to the front side of one of the out-turning doors 21.

The working principle is as follows: when the outward turning doors 21 need to be opened, the straight rod motor 5 is operated, the straight rod motor 5 can move the push rod 6 to one side away from the straight rod motor 5 for a certain distance, when the push rod 6 moves, the square rod 72 can also move along with the push rod 6 for a certain distance due to the elastic force of the spring 74, the square rod 72 can be separated from the square through hole of the first fixed block 75, meanwhile, the push rod 6 can drive the L-shaped rotating plate 81 to rotate for a certain angle through the push column 84, so that the vertical plate part of the L-shaped rotating plate 81 is positioned at the rear side of the outward turning doors 21, the L-shaped rotating plate 81 does not interfere with the protective box body 2 any more, one of the outward turning doors 21 can be opened through the pull block 9, then the other outward turning door 21 is opened, if the outward turning doors 21 need to be locked, firstly the two outward turning doors 21 are closed, then the straight rod motor 5 is operated, and the push rod 6 can move for a certain distance towards the straight rod motor 5, catch bar 6 can drive square pole 72 and remove certain distance, make the one end of square pole 72 insert in the square through hole of first fixed block 75, meanwhile, catch bar 6 can drive L shape rotor plate 81 and rotate certain angle, make the riser portion of L shape rotor plate 81 rotate to the square inslot of second fixed block 82, can lock two outer turnover doors 21, if when opening by force from the outside, because draw block 9 is less, inconvenient messenger's power, thereby inconvenient opening outer turnover door 21, the theftproof performance of protective box 2 has been improved, sponge puigging 4's setting can reduce the produced noise of dry-type transformer main part 3 and spread protective box 2 simultaneously, noise pollution has been reduced.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. A dry-type transformer with anti-theft and noise reduction functions comprises a bottom plate (1) and a dry-type transformer main body (3), the dry type transformer main body (3) is arranged on the upper side of the bottom plate (1), the outer side of the dry type transformer main body (3) is provided with a protective box body (2) fixed on the bottom plate (1), and the protective box body (2) comprises two outward turning doors (21) which are arranged symmetrically left and right, it is characterized in that sponge sound-proof layers (4) are fixedly bonded on the inner walls of the protective box bodies (2), a straight rod motor (5) is fixed on the rear surface of one of the outward turning doors (21), a push rod (6) is vertically arranged at the output end of the straight rod motor (5), the upper part and the lower part of the straight rod motor (5) are both provided with a pushing locking mechanism (7) fixed on the outward turning door (21), the upper part and the lower part of the push rod (6) are both provided with a rotating locking mechanism (8) fixed on the outward turning door (21);

the pushing locking mechanism (7) comprises two clip frames (71) fixed on one of the outward turning doors (21) and a first fixing block (75) fixed on the other outward turning door (21), the two clip frames (71) and the straight rod motor (5) are positioned on the same outward turning door (21), a square rod (72) is arranged in the inner frame of the two clip frames (71) in a sliding mode, a limiting block (73) fixed on the square rod (72) is arranged between the two clip frames (71), a spring (74) sleeved on the clip-shaped frame (71) is arranged between the limiting block (73) and the clip-shaped frame (71) close to one side of the first fixing block (75), the first fixing block (75) is provided with a square through hole, and one end of the square rod (72) penetrates through the square through hole, and the square rod (72) is abutted against the push rod (6).

2. The dry-type transformer with the functions of theft prevention and noise reduction according to claim 1, wherein the rotation locking mechanism (8) comprises an L-shaped rotating plate (81) rotatably mounted on the outward turning door (21) through a rotating shaft and a second fixed block (82) fixed on the protective box body (2), a long oblique through hole (83) is formed in a transverse plate portion of the L-shaped rotating plate (81), a pushing column (84) is arranged in the long oblique through hole (83), and the pushing column (84) is fixedly connected with the pushing rod (6).

3. The dry-type transformer with the anti-theft and noise reduction functions as claimed in claim 2, wherein a square groove is formed at one side of the second fixed block (82) close to the first fixed block (75), and the upper end of the vertical plate of the L-shaped rotating plate (81) is positioned in the square groove.

4. The dry-type transformer with anti-theft and noise reduction functions as claimed in claim 1, wherein the straight rod motor (5) is electrically connected with an external power supply and an external control system.

5. The dry transformer with the anti-theft and noise reduction functions as claimed in claim 1, wherein the inner surface of the sponge soundproof layer (4) is rugged.

6. The dry transformer with anti-theft and noise reduction functions as claimed in claim 1, wherein a pull block (9) is fixed to the front side of one of the turnover doors (21).

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