CN213935820U - Miniature transformer's protection device convenient to installation - Google Patents

Abstract

The utility model relates to a micro-transformer technical field just discloses a micro-transformer's protection device convenient to installation, establish at this external protection casing of transformer including base, the transformer body and the cover of fixed mounting in the base upper end, relative one side inner wall is respectively through many dead lever fixedly connected with air exhauster and hair-dryer about the protection casing. The utility model discloses can realize being convenient for to the maintenance of transformer body and use the quick assembly disassembly to the protection casing, avoid the relative seal of protection casing to influence the radiating problem of transformer body.

Description

Miniature transformer's protection device convenient to installation

Technical Field

The utility model relates to a micro-transformer technical field especially relates to a micro-transformer's protection device convenient to installation.

Background

The miniature transformer mainly refers to a single-phase transformer below 20 kV & A and a three-phase transformer below 50 kV & A, and is characterized by small volume, low cost and less wire consumption. The load factor and the utilization rate of the small transformer are generally low, inductive load carried by the small transformer is generally not subjected to capacitive compensation, the small transformer is a common device in a factory electrical control system, and the small transformer is increasingly widely applied along with the fact that a large number of electronic elements are applied to control, monitoring and automatic loops of a power plant.

At present micro-transformer can add when using outside and establish the protection casing and protect it and use, but present protection casing is fixed through a large amount of bolts mostly, not only make the dismouting to the protection casing inconvenient, the maintenance use to the transformer has been influenced, and the guard action all bears by bolted connection department, bolt department is out of shape easily when meetting great external force and leads to the dismouting inconvenient, and do not have relative heat dissipation mechanism in the protection casing, the heat dissipation efficiency of transformer has been influenced to the relative seal of protection casing, the in-service use of transformer is not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the safety cover among the prior art and mostly all fixing through a large amount of bolts, not only make the dismouting to the protection casing inconvenient, the maintenance to the transformer has been influenced and has been used, and the guard action all bears by bolted connection department, bolt department is out of shape easily when meetting great external force and leads to the dismouting inconvenient, and do not have relative heat dissipation mechanism in the protection casing, the relative seal of protection casing has influenced the heat dissipation efficiency of transformer, the problem of the not convenient to use of transformer, and the protection device of the micro-transformer of being convenient for to install that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a protection device of a miniature transformer convenient to install comprises a base, a transformer body fixedly installed at the upper end of the base and a protection cover covering the transformer body, wherein the inner wall of the left side and the inner wall of the right side, opposite to the left side, of the protection cover are fixedly connected with an exhaust fan and a blower through a plurality of fixing rods respectively;

the bottom of protection casing is mutually the equal fixedly connected with fixed plate in both sides mutually, the upper end symmetry joint of base has two L shape locating plates, the even fixedly connected with a plurality of location sliders of the horizontal part of L shape locating plate, the location spout that matches the slip with the location slider is seted up to the upper end of fixed plate, the upper end of base is still symmetrical fixedly connected with two fastening device that are used for restricting L shape locating plate.

Preferably, the side wall of the protective cover is provided with a vent corresponding to the exhaust fan and the blower, and a dustproof net is fixedly embedded in the vent.

Preferably, the lower extreme of protection casing evenly fixedly connected with many spacing posts, the spacing groove of pegging graft with spacing post correspondence is seted up to the upper end of base.

Preferably, fastening device includes the mounting plate of fixed connection in the base upper end, the surperficial activity of mounting plate is inserted and is equipped with many anchorage bars, the fastening groove that corresponds with the anchorage bar is seted up to the outer wall of L shape locating plate, many the same tractive board of one end fixedly connected with of L shape locating plate is kept away from to the anchorage bar, a plurality of fastening springs of establishing outside many anchorage bars are established respectively to fixedly connected with between the lateral wall of one side in opposite directions of tractive board and mounting plate.

Preferably, the lower end of the L-shaped positioning plate is fixedly connected with a wedge block, and the upper end of the base is provided with a dovetail groove matched and clamped with the wedge block.

Compared with the prior art, the utility model provides a miniature transformer's protection device convenient to installation possesses following beneficial effect:

1. the protection device of the miniature transformer convenient to install is characterized in that after a transformer body is installed and fixed on a base through an arranged protection cover, the protection cover which is accurate and stable in protection cover is arranged outside the transformer body through corresponding insertion of a limiting column and a limiting groove, an L-shaped positioning plate is accurately clamped at the upper end of the base through matching clamping action of a wedge block and a dovetail groove, the L-shaped positioning plate is stably pressed and held at the upper side of a fixing plate through matching of a positioning sliding block and a positioning sliding groove in the connection process, at the moment, a fastening rod is aligned to the fastening groove, a fastening spring pulls back a pulling plate, and then the L-shaped positioning plate can be stably limited by stably inserting the fastening rod into the fastening groove, so that the protection cover can be stably limited, the protection cover can be quickly assembled and disassembled, the maintenance and the use of the transformer body are convenient, and the connection part bears external force by the L-shaped positioning plate, the whole structure has higher strength and is convenient to use.

2. This protection device of miniature transformer convenient to installation, through air exhauster and the hair-dryer that is equipped with, two fans can form high-speed butt joint air current for the speed of taking a breath in the protection casing is high, and then can blow off the protection casing with the transformer body fast at the heat that the during operation produced, avoids the relative seal of protection casing to influence the radiating problem of transformer body, and the dust screen that is equipped with in the vent can avoid outside dust to get into the problem of influencing the transformer body use in the protection casing.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can realize the quick assembly disassembly to the protection casing, be convenient for to transformer body's maintenance use, the relative seal of having avoided the protection casing influences transformer body radiating problem.

Drawings

Fig. 1 is a schematic structural diagram of a protection device for a miniature transformer, which is convenient to install according to the present invention;

fig. 2 is a schematic structural diagram of a part a of the protection device of the micro-transformer convenient for installation.

In the figure: the transformer comprises a base 1, a transformer body 2, a protective cover 3, a fixing rod 4, an exhaust fan 5, a blower 6, a fixing plate 7, an 8L-shaped positioning plate, a positioning sliding block 9, a positioning sliding groove 10, a fastening mechanism 11, a fastening plate 111, a fastening rod 112, a fastening groove 113, a traction plate 114, a fastening spring 115, a dust screen 12, a limiting column 13, a limiting groove 14, a wedge-shaped block 15 and a dovetail groove 16.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a protection device for a micro-transformer convenient to install comprises a base 1, a transformer body 2 fixedly installed at the upper end of the base 1 and a protection cover 3 covering the transformer body 2, wherein the inner walls of the left and right opposite sides of the protection cover 3 are fixedly connected with an exhaust fan 5 and a blower 6 through a plurality of fixing rods 4 respectively;

the equal fixedly connected with fixed plate 7 in both sides mutually back in the bottom of protection casing 3, the upper end symmetry joint of base 1 has two L shape locating plates 8, and the even fixedly connected with of horizontal part of L shape locating plate 8 a plurality of location sliders 9, the location spout 10 that matches the slip with location slider 9 is seted up to the upper end of fixed plate 7, and the upper end of base 1 is two fastening device 11 that are used for restricting L shape locating plate 8 of fixedly connected with still symmetry.

The side wall of the protective cover 3 is provided with a vent corresponding to the positions of the exhaust fan 5 and the blower 6, and a dustproof net 12 is fixedly embedded in the vent.

The even fixedly connected with many spacing posts 13 of lower extreme of protection casing 3, the spacing groove 14 that corresponds the grafting with spacing post 13 is seted up to the upper end of base 1.

The fastening mechanism 11 includes a fastening plate 111 fixedly connected to the upper end of the base 1, a plurality of fastening rods 112 are movably inserted into the surface of the fastening plate 111, fastening grooves 113 corresponding to the fastening rods 112 are formed in the outer wall of the L-shaped positioning plate 8, one ends of the fastening rods 112 far away from the L-shaped positioning plate 8 are fixedly connected with a same pulling plate 114, and a plurality of fastening springs 115 respectively sleeved outside the fastening rods 112 are fixedly connected between the pulling plate 114 and the side wall of the fastening plate 111 on the opposite side.

The lower end of the L-shaped positioning plate 8 is fixedly connected with a wedge block 15, and the upper end of the base 1 is provided with a dovetail groove 16 which is matched and clamped with the wedge block 15.

In the utility model, when in use, after the transformer body 2 is installed and fixed on the base 1 through the protection cover 3, the protection cover 3 which is accurately and stably arranged on the protection cover 3 is arranged outside the transformer body 2 through the corresponding insertion of the limit post 13 and the limit groove 14, the L-shaped positioning plate 8 is accurately clamped at the upper end of the base 1 through the matching clamping action of the wedge block 15 and the dovetail groove 16, the L-shaped positioning plate 8 is stably pressed at the upper side of the fixing plate 7 through the matching of the positioning slide block 9 and the positioning slide groove 10 in the connecting process, at the moment, the fastening rod 112 is aligned with the fastening groove 113, the fastening spring 115 pulls the pulling plate 114, and further, the fastening rod 112 is stably inserted in the fastening groove 113, so that the L-shaped positioning plate 8 can be stably limited, the protection cover 3 can be quickly assembled and disassembled, and the transformer body 2 can be maintained and used conveniently, and the junction bears external force by L shape locating plate 8, make overall structure intensity higher, convenient to use, air exhauster 5 and hair-dryer 6 through being equipped with, two fans can form high-speed butt joint air current, make the speed of taking a breath in the protection casing 3 high, and then can blow off the protection casing 3 with transformer body 2 fast at the heat that the during operation produced, avoid the relative seal of protection casing 3 to influence the radiating problem of transformer body 2, and the dust screen 12 that is equipped with in the vent can avoid outside dust to get into the problem of influencing transformer body 2 and using in the protection casing 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A protection device of a miniature transformer convenient to install comprises a base (1), a transformer body (2) fixedly installed at the upper end of the base (1) and a protective cover (3) covering the transformer body (2), and is characterized in that the inner wall of the left side and the right side of the protective cover (3) is fixedly connected with an exhaust fan (5) and a blower (6) through a plurality of fixing rods (4) respectively;

the utility model discloses a safety protection cover, including base (3), the equal fixedly connected with fixed plate in both sides mutually of bottom back of the body of protection casing (3) (7), the upper end symmetry joint of base (1) has two L shape locating plates (8), the even fixedly connected with a plurality of location sliders (9) of horizontal part of L shape locating plate (8), location spout (10) that match the sliding connection with location slider (9) are seted up to the upper end of fixed plate (7), the upper end of base (1) is symmetrical fixedly connected with two fastening device (11) that are used for restricting L shape locating plate (8) still.

2. The protection device of the miniature transformer convenient to install according to claim 1, wherein the side wall of the protective cover (3) is provided with a vent corresponding to the positions of the exhaust fan (5) and the blower (6), and a dustproof net (12) is fixedly embedded in the vent.

3. The protection device for the miniature transformer convenient to install according to claim 1, wherein the lower end of the protection cover (3) is uniformly and fixedly connected with a plurality of limiting columns (13), and the upper end of the base (1) is provided with limiting grooves (14) correspondingly inserted with the limiting columns (13).

4. The protection device for the miniature transformer convenient to install according to claim 1, wherein the fastening mechanism (11) comprises a fastening plate (111) fixedly connected to the upper end of the base (1), a plurality of fastening rods (112) are movably inserted into the surface of the fastening plate (111), a fastening groove (113) corresponding to the fastening rods (112) is formed in the outer wall of the L-shaped positioning plate (8), one end, far away from the L-shaped positioning plate (8), of each fastening rod (112) is fixedly connected with a same pulling plate (114), and a plurality of fastening springs (115) respectively sleeved outside the fastening rods (112) are fixedly connected between the side walls of the pulling plate (114) and the fastening plate (111) facing each other.

5. The miniature transformer protection device convenient to mount according to claim 1, wherein a wedge block (15) is fixedly connected to the lower end of the L-shaped positioning plate (8), and a dovetail groove (16) matched and clamped with the wedge block (15) is formed in the upper end of the base (1).

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