CN212209145U

CN212209145U - Mutual-inductor is with dismantlement formula protection casing

Info

Publication number: CN212209145U
Application number: CN202020969307.3U
Authority: CN
Inventors: 毛卫兴
Original assignee: Jiangsu Eryi Electric Co ltd
Current assignee: Jiangsu Eryi Electric Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-12-22
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a detachable protective shell for an inductor; the heat dissipation device comprises a base, wherein a protection box is arranged on the base, one side of the protection box is connected with a cover plate, one side of the protection box is provided with a pin rod groove, the end part of the cover plate is provided with a spring groove, a spring is arranged in the spring groove, a pin rod is connected in the spring, one side of the protection box is provided with a heat dissipation rack, a heat dissipation fan is arranged in the heat dissipation rack, a filtering device is arranged on the protection box, and a non-woven cotton cloth layer, a glass fiber layer and an activated carbon layer are sequentially arranged in the filtering device; the utility model discloses be equipped with cooling fan and dispel the heat to the mutual-inductor, be equipped with filter equipment, realize carrying out filtration treatment to dust and moisture, be equipped with the apron on the protecting box, realize carrying out sealing connection to the protecting box to the apron passes through spring and pin rod swing joint, and is equipped with the slider at the apron both ends, reduces the frictional force when apron activity.

Description

Mutual-inductor is with dismantlement formula protection casing

Technical Field

The utility model belongs to the technical field of the mutual-inductor, concretely relates to mutual-inductor is with dismantlement formula protection casing.

Background

The mutual inductor is also called instrument transformer, and is a general name of current mutual inductor and voltage mutual inductor. The high voltage can be changed into the low voltage, the large current can be changed into the small current for measuring or protecting the system, and when the mutual inductor is used, the protection shell can be used for protecting the mutual inductor, however, various mutual inductor protection shells on the market still have various problems.

Such as a detachable protective shell for a mutual inductor disclosed in the publication No. CN201921551338.0, although the heat dissipation fan and the protective net are realized, the heat in the device can be greatly dissipated, and the detachable protective shell for the mutual inductor is also provided with a dehumidification function, thereby preventing the mutual inductor from rusting due to being wetted, the device is also provided with a plurality of detachable structures such as a protection pad, a chain buckle, a heat dissipation fan and the like, which greatly facilitates the replacement and the cleaning of a user and prolongs the service life of the mutual inductor, but does not solve the problem that the heat dissipation of the mutual inductor is realized by the existing heat dissipation fan, and is provided with a filter element for filtering dust and moisture, and a cover plate for facilitating disassembly and assembly, and the cover plate is provided with a pin rod connected with a spring, so that the cover plate is convenient to mount, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mutual inductor is with dismantlement formula protection casing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mutual inductor is with dismantlement formula protection casing, includes the base, fixing bolt fixed mounting is passed through on the upper portion of base has the protective housing, one side swing joint of protective housing has the apron, the spout has been seted up to a side end of protective housing, the fixed slider that is equipped with in both ends of apron, the slider activity is in the inside of spout, the round pin pole groove has been seted up to one side of protective housing, the spring groove has been seted up to the tip of apron, the inside activity in spring groove is equipped with the spring, the interior fixedly connected with round pin pole of spring, one side fixed mounting of protective housing has the heat dissipation wind frame, the inside fixed mounting of heat dissipation wind frame has cooling fan, the upper portion fixed mounting of protective housing has filter equipment, be equipped with non-woven cotton layer, glass fiber layer and active carbon layer in the filter.

Preferably, two groups of access ports are fixedly arranged on one side of the protection box, and two groups of access ports are fixedly arranged on the other side of the protection box.

Preferably, an iron core is fixedly installed inside the protective box, and a winding is fixedly wound on the iron core.

Preferably, the both ends of cooling air frame are equallyd divide and do not fixedly be equipped with cooling fan frame graticule mesh, filter equipment's both ends are equallyd divide and do not fixedly be equipped with the filter equipment graticule mesh.

Preferably, the end of the pin rod is welded with a limiting plate, one side of the limiting plate is fixedly connected with the spring, and the limiting plate is movably located inside the spring groove.

Preferably, the top end of the pin rod is movably arranged in the pin rod groove.

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

(1) the utility model is provided with the heat radiation fan to realize heat radiation of the mutual inductor, and the protective box is provided with the filtering device to realize the filtering treatment of dust and moisture, thereby prolonging the service life of the mutual inductor and avoiding the problems of overheating damage, dust shielding and the like of the mutual inductor;

(2) the utility model discloses be equipped with the apron on the protective housing, realize carrying out sealing connection to the protective housing to be equipped with some pin stems of spring coupling in the apron, realize connecting the apron, and be equipped with the slider at the apron both ends, make the apron when gliding, the frictional force that receives reduces.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the filter assembly of the present invention;

FIG. 4 is a sectional view of part A of the present invention;

fig. 5 is an enlarged schematic view of part B of the present invention.

In the figure: 1. a base; 2. a protective box; 3. a cover plate; 4. a chute; 5. a slider; 6. a pin slot; 7. a spring slot; 8. a spring; 9. a pin rod; 10. a heat dissipation air rack; 11. a heat radiation fan; 12. a filtration device; 13. a non-woven cotton cloth layer; 14. a glass fiber layer; 15. an activated carbon layer; 16. an access port; 17. an iron core; 18. a winding; 19. a heat radiation fan is arranged on the grid; 20. a filtration device grid; 21. and a limiting plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a detachable protection shell for a mutual inductor comprises a base 1, wherein a protection box 2 is fixedly installed on the upper portion of the base 1 through a fixing bolt, a cover plate 3 is movably connected to one side of the protection box 2, a sliding groove 4 is formed in one side end portion of the protection box 2, sliding blocks 5 are fixedly arranged at two ends of the cover plate 3, the sliding blocks 5 are movably arranged in the sliding groove 4, a pin rod groove 6 is formed in one side of the protection box 2, a spring groove 7 is formed in the end portion of the cover plate 3, a spring 8 is movably arranged in the spring groove 7, a pin rod 9 is fixedly connected in the spring 8, when the detachable protection shell is used, the protection box 2 is hermetically connected through the cover plate 3, the cover plate 3 and the protection box 2 are movably connected through the sliding groove 4 and the sliding block 5, friction force generated when the cover plate 3 is movably connected is reduced, and then the pin rod 9 is inserted into the pin rod groove, the cover plate 3 can be fixedly installed, and the pin rod 9 is provided with the spring 8, so that the pin rod 9 can be inserted into the pin rod groove 6 under the action of the spring 8;

one side fixed mounting of protective housing 2 has a heat dissipation wind frame 10, the inside fixed mounting of heat dissipation wind frame 10 has cooling fan 11, the upper portion fixed mounting of protective housing 2 has filter equipment 12, be equipped with non-woven fabrics layer 13, glass fiber layer 14 and activated carbon layer 15 in the filter equipment 12 in proper order, when using, cooling fan 11 of cooling fan frame 10 inside can discharge the inside heat of protective housing 2 away to the upper portion of protective housing 2 is equipped with filter equipment 12, realizes carrying out dust and moisture to the inside air that enters into protective housing 2 and filters, prevents that the dust from covering on iron core 17 to and prevent that the moisture from causing the corruption to iron core 17.

In order to realize the electrical connection of the cable and the mutual inductance of the voltage, in this embodiment, preferably, two sets of access ports 16 are fixedly disposed on one side of the protection box 2, and two sets of access ports are fixedly disposed on the other side of the protection box 2.

In order to realize mutual inductance of the voltage and mutual inductance of the voltage for voltage transmission, in the embodiment, preferably, an iron core 17 is fixedly installed inside the protection box 2, and a winding 18 is fixedly wound on the iron core 17.

In order to prevent impurities from entering the inside of the heat dissipation air rack 10 and to realize stable fixed support of the filtering device 12, in this embodiment, it is preferable that the two ends of the heat dissipation air rack 10 are respectively and fixedly provided with a heat dissipation air rack grid 19, and the two ends of the filtering device 12 are respectively and fixedly provided with a filtering device grid 20.

In order to realize realizing elastic connection to pin 9 for pin 9 can realize connecting apron 3 and protective housing 2, in this embodiment, preferably, the tip welding of pin 9 has limiting plate 21, one side and the spring 8 fixed connection of limiting plate 21, limiting plate 21 activity is in the inside of spring pocket 7, the top activity of pin 9 is in the inside of pin groove 6.

The utility model discloses a theory of operation and use flow: when using, realize carrying out sealing connection to protective housing 2 through apron 3, and apron 3 and protective housing 2 realize swing joint through spout 4 and slider 5, reduce the frictional force when apron 3 swing joint, then insert the inside at pin rod groove 6 through pin rod 9, make apron 3 can fixed mounting live, and be equipped with spring 8 on the pin rod 9, can make pin rod 9 insert the inside of pin rod groove 6 under the effect of spring 8, the inside cooling fan 11 of cooling fan frame 10 can discharge away the inside heat of protective housing 2, and the upper portion of protective housing 2 is equipped with filter equipment 12, realize carrying out dust and moisture to the air that enters into protective housing 2 inside and filter, prevent that the dust from covering on iron core 17, and prevent that the moisture from leading to the fact the corruption to iron core 17, then can realize mutual inductance circular telegram.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mutual inductor is with dismantlement formula protection casing, includes base (1), its characterized in that: the protective box is characterized in that a protective box (2) is fixedly mounted on the upper portion of the base (1) through a fixing bolt, a cover plate (3) is movably connected to one side of the protective box (2), a sliding groove (4) is formed in one side end portion of the protective box (2), sliding blocks (5) are fixedly arranged at two ends of the cover plate (3), the sliding blocks (5) are movably located inside the sliding groove (4), a pin rod groove (6) is formed in one side of the protective box (2), a spring groove (7) is formed in the end portion of the cover plate (3), a spring (8) is movably arranged inside the spring groove (7), a pin rod (9) is fixedly connected inside the spring (8), a heat dissipation air rack (10) is fixedly mounted on one side of the protective box (2), a heat dissipation air fan (11) is fixedly mounted inside the heat dissipation air rack (10), and a filtering device (12) is fixedly mounted on the upper, the filter device (12) is internally provided with a non-woven cotton cloth layer (13), a glass fiber layer (14) and an activated carbon layer (15) in sequence.

2. The removable protective shell for the mutual inductor according to claim 1, wherein: one side of protective housing (2) is fixed and is equipped with two sets of access ports (16), the opposite side of protective housing (2) is fixed and is equipped with two sets of ports that connect out.

3. The removable protective shell for the mutual inductor according to claim 1, wherein: an iron core (17) is fixedly arranged inside the protective box (2), and a winding (18) is fixedly wound on the iron core (17).

4. The removable protective shell for the mutual inductor according to claim 1, wherein: the both ends of heat dissipation fan frame (10) are equallyd divide and are fixed respectively and be equipped with radiator fan frame graticule mesh (19), the both ends of filter equipment (12) are equallyd divide and are fixed respectively and be equipped with filter equipment graticule mesh (20).

5. The removable protective shell for the mutual inductor according to claim 1, wherein: limiting plates (21) are welded at the end portions of the pin rods (9), one sides of the limiting plates (21) are fixedly connected with the springs (8), and the limiting plates (21) are movably located inside the spring grooves (7).

6. The removable protective shell for the mutual inductor according to claim 1, wherein: the top end of the pin rod (9) is movably arranged in the pin rod groove (6).