CN210298298U - Electric protection device - Google Patents

Abstract

The utility model discloses an electrical protection device, include: a device body in which an installation space is provided; the mounting unit comprises a first mounting unit and a second mounting unit, the first mounting unit comprises a magnetic piece and a blocking bulge, the blocking bulge is arranged on the inner wall surface of the mounting space, the magnetic piece is arranged in the mounting space, and the blocking bulge prevents the magnetic piece from separating from the mounting space; the second mounting unit includes a knock-out hole provided in an inner wall surface of the apparatus body. The magnetic piece is connected to the mounting surface in an adsorption manner to realize the connection of the magnetic piece and the mounting surface; through the arrangement of the knock-off holes, when the installation environment is a thicker installation surface or the installation surface is too large or other installation environments suitable for installation by adopting the second installation unit, the knock-off holes can be punched, and the second installation connecting piece is connected to the installation surface from the accommodating space of the device body, so that the installation difficulty is reduced; and various installation modes of the electric protection device are realized.

Description

Electric protection device

Technical Field

The utility model relates to an electrical equipment technical field, concretely relates to electrical protection device.

Background

Electronic components, such as relays, transformers, disconnectors, and the like, which are important components of electrical products, are now widely produced and used. Because electronic components belong to precision components and parts, be liable to receive humidity, dust or corrosive material etc. in the external environment to cause electronic components short circuit and lead to the electric product unable work, therefore we are generally equipped with protection device to electronic components or electric product when using to carry out effectual protection such as waterproof, dustproof, anticorrosion to electronic components, thereby improve electronic components's life thereby improves electric components's life.

The electric protection device in the prior art is usually provided with the mounting connection hole, and is fastened and mounted on the mounting surface through, for example, screws or other fasteners, so that the mounting mode of the electric protection device is single, the difference exists in the mounting difficulty degree of different mounting environments, for example, when the electric protection device is mounted on the mounting surface with thicker thickness, the length requirement on the fastener is longer, and the difficulty of penetrating the fastener through the mounting surface is difficult, thereby limiting the popularization and the use of the electric protection device.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the present invention is to overcome the single defect of the installation mode of the electrical protection device in the prior art, thereby providing an electrical protection device.

An electrical protection device comprising:

a device body in which an installation space is provided;

the mounting unit comprises a first mounting unit and a second mounting unit, the first mounting unit comprises a magnetic piece and a blocking bulge, the blocking bulge is arranged on the inner wall surface of the mounting space, the magnetic piece is arranged in the mounting space, and the blocking bulge prevents the magnetic piece from separating from the mounting space; the second mounting unit includes a knock-out hole provided in an inner wall surface of the apparatus body.

Further, the mounting unit further comprises a third mounting unit arranged on the device body and comprising an adaptive hole and a clamping hole which are communicated with each other, and the adaptive hole allows a first mounting connecting piece arranged on the mounting surface to enter and be clamped in the clamping hole.

Furthermore, the third installation unit is arranged on the outer wall surface of the installation space, and the magnetic piece in the installation space is taken out through the clamping hole.

Furthermore, one end of the clamping hole is flush with or arranged beyond the inner wall surface of the mounting space along the entering direction of the magnetic member.

Furthermore, the magnetic force piece is arranged in the installation space and taken out through the disassembly opening.

Further, the mounting unit further comprises a fourth mounting unit, the fourth mounting unit comprises a mounting opening hole formed in the device body, and an opening of the mounting opening hole is communicated with the edge of the device body.

Further, the blocking protrusion is an elastic protrusion.

Further, the knockout hole comprises a knockout piece and a knockout hole body, the knockout piece is seamlessly arranged in the knockout hole body, and the thickness of the knockout piece is thinner than that of the knockout hole body.

Further, the second mounting unit further comprises an annular penetrating piece, and the annular penetrating piece is arranged on the inner wall surface of the knockout hole body.

Further, the mounting unit further comprises a fifth mounting unit, the fifth mounting unit comprises a mounting connecting hole, and the mounting connecting hole is formed in the device body and is not communicated with the accommodating space of the device body.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of electrical protection device, include: a device body in which an installation space is provided; the mounting unit comprises a first mounting unit and a second mounting unit, the first mounting unit comprises a magnetic piece and a blocking bulge, the blocking bulge is arranged on the inner wall surface of the mounting space, the magnetic piece is arranged in the mounting space, and the blocking bulge prevents the magnetic piece from separating from the mounting space; the second mounting unit includes a knock-out hole provided in an inner wall surface of the apparatus body. When the mounting surface is an iron mounting surface or other mounting surfaces which can be attracted and connected by the magnetic piece, the magnetic piece can be placed in the mounting space and attracted and connected to the mounting surface through the magnetic piece so as to realize the connection between the electric protection device and the mounting surface; the blocking bulge is arranged, so that the magnetic piece is positioned in the installation space when external force is not applied; through the arrangement of the knock-out holes, when the installation environment is a thicker installation surface or the installation surface is too large or other installation environments suitable for installation by adopting the second installation unit, the knock-out holes can be punched, and second installation connecting pieces such as screws and the like are connected to the installation surface from the accommodating space of the device body, so that the installation difficulty is reduced; and through being provided with magnetic force spare and the hole of pounding off, realized that electrical protection device's multiple mounting means is installed on the installation face.

2. The utility model provides a pair of electrical protection device, the installation unit is still including locating the third installation unit on the device body, and it is including adapter hole and the joint hole that the intercommunication set up, the adapter hole allows to locate the first erection joint spare on the installation face get into and the joint in the joint hole. According to the electric protection device with the structure, the third installation unit is arranged, when the installation surface is provided with the first installation connecting piece such as a screw or other first installation connecting pieces, the first installation connecting piece enters the adapting hole firstly through the moving device body, and the first installation connecting piece is clamped in the clamping hole under the gravity of the device body to be connected with the electric protection device and the installation surface in a hanging mode, so that the other installation mode of the electric protection device is installed on the installation surface.

3. The utility model provides a pair of electrical protection device, dismantle the mouth and locate installation space's outer wall, through it takes out to be located to dismantle the mouth in installation space magnetic force spare. In the electric protection device with the structure, the dismounting opening is arranged, so that a tool such as a straight screwdriver can be inserted into the dismounting opening to enter the installation space, and the tool applies force to the magnetic piece to take the magnetic piece out of the installation space.

4. The utility model provides a pair of electrical protection device, the installation unit still includes fourth installation unit, fourth installation unit is including locating installation open pore on the device body, the opening of installation open pore communicate in the edge of device body. According to the electric protection device with the structure, the fourth mounting unit is arranged, so that the first mounting connecting piece such as a screw and the like on the mounting surface can be clamped in the mounting opening hole to support and connect the electric protection device and the mounting surface, and the other mounting mode of the electric protection device is realized.

5. The utility model provides a pair of electrical protection device, the hole of pounding is including the piece of pounding and the hole body of pounding, the seamless locating of the piece of pounding is in the hole body of pounding, wherein the thickness of the piece of pounding is thinner than the thickness of the hole body of pounding. According to the electric protection device with the structure, the thickness of the knock-out piece is thinner than that of the knock-out hole body, so that the knock-out piece can be conveniently punched.

6. The utility model provides a pair of electrical protection device, the installation unit still includes fifth installation unit, fifth installation unit includes the erection joint hole, the erection joint hole is located on the device body, and not with the accommodation space intercommunication of device body. According to the electric protection device with the structure, the fifth installation unit is arranged, when the installation environment is a mounting surface with small thickness or other installation environments suitable for installation by adopting the fifth installation unit, a second installation connecting piece such as a screw can be connected into the installation connecting hole from the mounting surface so as to connect the electric protection device and the mounting surface, and another installation mode of the electric protection device is realized; and through setting up the installation connecting hole and not communicating with the accommodation space of device body, when not adopting fifth installation element to connect electric protection device and mounting surface, guarantee that electric protection device's sealing performance etc. can not worsen because of the existence of installation connecting hole.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an electrical protection device provided in an embodiment of the present invention;

FIG. 2 is a schematic view of the electrical protection device of FIG. 1 showing a receiving space;

FIG. 3 is a schematic structural view of the electrical protection device of FIG. 1 showing a blocking protrusion;

FIG. 4 is a schematic view of the electrical protection device of FIG. 1 and showing one of the mounting surfaces;

FIG. 5 is a schematic view of the electrical protection device of FIG. 1 and showing an alternative construction of the mounting surface;

description of reference numerals:

1-cover body, 11-mounting hole;

2-device body, 21-upper mounting groove, 22-lower mounting groove, 23-containing space;

3-a disassembly port;

41-magnetic force piece, 42-blocking projection;

51-annular penetration, 521-knock-out, 522-knock-out body;

61-an adaptive hole and 62-a clamping hole;

7-installing an opening hole;

8, installing a connecting hole;

9-mounting surface;

101-a first mounting connection, 102-a second mounting connection.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

An electrical protection device as shown in fig. 1 to 5, comprising: a cover body 1, an apparatus body 2, an installation unit, and a removal opening 3. In this embodiment, the cover 1 is provided with a mounting hole 11, the mounting hole 11 is connected with the side wall of the device body 2 through a fastener, of course, the cover 1 and the device body 2 may be connected in a rotating manner through a pivot shaft, etc., and the cover 1 and the device body 2 may be connected in a snap-fit manner, etc.; an installation space and an accommodation space 23 are arranged in the device body 2, wherein the installation space is arranged on the side wall of the device body 2, specifically, the installation space can be an installation groove shown in fig. 1 and 3 or other installation spaces, and the side wall of the device body 2 is enclosed to form the accommodation space 23 for accommodating an electrical component; the installation unit is first installation unit, second installation unit, third installation unit, fourth installation unit and fifth installation unit respectively including a plurality of installation units of locating on device body 2, through being provided with multiple installation unit, has richened the mounting means between device body 2 and the installation face 9. The outer wall surface of the device body 2 connected to the mounting surface 9 may be a rough surface, or may not be a rough surface.

Hereinafter, the mounting connector provided on the mounting surface 9 and connecting the electrical protection device and the mounting surface 9 is referred to as a first mounting connector 101, and the mounting connector not provided on the mounting surface 9 and connecting the electrical protection device and the mounting surface 9 is referred to as a second mounting connector 102.

As shown in fig. 3, the first mounting unit in this embodiment includes a magnetic member 41 and a blocking protrusion 42, the blocking protrusion 42 is provided on an inner wall surface of the mounting space, the magnetic member 41 is placed in the mounting space, and the blocking protrusion 42 blocks the magnetic member 41 from being separated from the mounting space. Wherein the magnetic member 41 can be a magnet or other magnetic members 41 capable of realizing magnetic attraction; the blocking projection 42 is an elastic projection. It should be noted that, when the device body 2 is made of plastic or other elastic materials, the blocking protrusion 42 may not be configured as an elastic protrusion, and the magnetic member 41 may be placed in the mounting groove and the magnetic member 41 may be taken out from the magnetic member 41.

As shown in fig. 1, the mounting groove in this embodiment is provided with two, wherein the mounting groove located at the top of the device body 2 in fig. 1 is referred to as an upper mounting groove 21, and the mounting groove located at the bottom of the device body 2 in fig. 1 is referred to as a lower mounting groove 22. It should be noted that, one, three or more than three mounting grooves may be provided, and the number of the mounting grooves is not limited. It should be noted that, in the upper mounting groove 21, the entering direction of the magnetic member 41 refers to the direction from top to bottom in fig. 1; in the lower mounting groove 22, the entering direction of the magnetic member 41 means a direction from the lower side to the upper side in fig. 1.

In the embodiment, the detaching port 3 is disposed on the outer wall surface of the lower mounting groove 22, the detaching port 3 is disposed near the inner wall surface of the lower mounting groove 22 along the entering direction of the magnetic member 41, and the magnetic member 41 located in the mounting groove is taken out through the detaching port 3. By providing the removal port 3, a tool such as a straight screwdriver can be inserted into the removal port 3 to enter the installation space, and the magnetic member 41 can be forced by the tool to be removed from the installation space.

As shown in fig. 2, the second mounting unit includes an annular penetration piece 51 and a knock-out hole provided on an inner wall surface of the apparatus body 2. The knockout hole comprises a knockout 521 and a knockout body 522, the knockout 521 is seamlessly arranged in the knockout body 522, and the thickness of the knockout 521 is thinner than that of the knockout body 522. By setting the thickness of the knockout 521 thinner than the thickness of the knockout hole body 522, it is facilitated to punch through the knockout 521. The annular penetration member 51 may be provided as an annular projection member which is projected on the inner wall surface of the knockout hole body 522, and the head of the second mounting link 102 is located inside the annular projection member and connects the device body 2 and the mounting surface 9. As an alternative embodiment, the annular passage element 51 may not be provided. It should be noted that a sealing connector, such as a gasket, may be disposed between the knockout hole body 522 and the second mounting connector 102 according to the use requirement.

As shown in fig. 1 and 4, the third mounting unit in the present embodiment includes an adapter hole 61 and a clamping hole 62, which are arranged in a communicating manner, and the adapter hole 61 allows the first mounting connector 101 arranged on the mounting surface 9 to enter and be clamped in the clamping hole 62. In particular, the first mounting connector 101 may be a screw or the like. Wherein the fitting hole 61 is fitted with the head of the first mounting connector 101, such as the head of a screw, and the engaging hole 62 is engaged with the body of the first mounting connector 101, such as the threaded portion of a screw. In this embodiment, the third mounting unit is provided on the outer wall surface of the upper mounting groove 21, and the magnetic member 41 located in the mounting space is taken out through the catching hole 62. The engaging hole 62 is disposed near the inner wall surface of the upper mounting groove 21 along the entering direction of the magnetic member 41, and specifically, one end of the engaging hole 62 may be disposed flush with or beyond the inner wall surface of the mounting space along the entering direction of the magnetic member 41 or disposed along the inner wall surface of the mounting space without exceeding the entering direction of the magnetic member 41, but it is necessary to ensure that a force can be applied to the magnetic member 41 by using a tool such as a screwdriver. Of course, the third mounting unit may also be provided on the outer wall surface of the apparatus body 2 at other positions excluding the upper mounting groove 21. It should be noted that, when the clamping hole 62 can realize the clamping with the first mounting connector 101 but the magnetic member 41 is not taken out through the clamping hole 62, the magnetic member 41 can be taken out through the detaching port 3, that is, both the detaching port 3 and the third mounting unit are arranged on the outer wall surface of the mounting groove; when the clamping hole 62 can realize clamping with the first installation connecting part 101 and the magnetic part 41 can be taken out through the clamping hole 62, the dismounting opening 3 is not required to be arranged, and only the third installation unit is arranged on the outer wall surface of the installation groove.

By providing the third mounting unit, when the mounting surface 9 is provided with the first mounting connector 101 such as a screw or others, the first mounting connector 101 enters the fitting hole 61 first by moving the device body 2, and the first mounting connector 101 is clamped in the clamping hole 62 under the gravity of the device body 2 itself to connect the electrical protection device and the mounting surface 9 in a hanging manner, so that another mounting manner of the electrical protection device on the mounting surface 9 is realized.

As shown in fig. 1, the fourth mounting unit in the present embodiment includes a mounting opening hole 7 provided on the outer wall surface of the lower mounting groove 22, and the opening of the mounting opening hole 7 communicates with the lower edge of the apparatus body 2. Of course, it may be provided on the outer wall surface of the apparatus body 2 so that the opening of the mounting opening communicates with the left and right edges of the apparatus body 2 in fig. 1.

By providing the fourth mounting unit, the first mounting connector 101, such as a screw, on the mounting surface 9 can be engaged with the mounting opening 7 to support and connect the electrical protection device and the mounting surface 9, thereby realizing another mounting mode of the electrical protection device on the mounting surface 9.

As shown in fig. 1, 2 and 5, the fifth mounting unit in the present embodiment includes a mounting attachment hole 8, and the mounting attachment hole 8 is provided on the apparatus body 2 and does not communicate with the accommodation space 23 of the apparatus body 2. The mounting surface 9, the mounting attachment hole 8, and the mounting hole 11 may be connected in order by the second mounting connector 102 to achieve connection of the mounting surface 9, the apparatus body 2, and the cover body 1.

By providing the fifth installation unit, when the installation environment is the installation surface 9 with small thickness or other installation environments suitable for installation by adopting the fifth installation unit, the second installation connecting piece 102 such as a screw can be connected into the installation connecting hole 8 from the installation surface 9 to connect the electric protection device and the installation surface 9, so that another installation mode of the electric protection device is realized on the installation surface 9; and by providing the mounting attachment hole 8 not communicating with the accommodation space 23 of the apparatus body 2, when the fifth mounting unit is not employed to connect the electrical protection apparatus and the mounting surface 9, it is ensured that the sealing performance and the like of the electrical protection apparatus is not deteriorated by the presence of the mounting attachment hole 8.

Alternatively, any one of the third, fourth and fifth mounting units, or any two of the third, fourth and fifth mounting units, or none of the third, fourth and fifth mounting units may be provided.

When the mounting surface 9 is an iron mounting surface 9 or other mounting surfaces 9 which can be connected by the magnetic member 41 in an adsorbing manner, the magnetic member 41 can be arranged in the mounting space and connected to the mounting surface 9 by the magnetic member 41 in an adsorbing manner so as to realize the connection between the electrical protection device and the mounting surface 9; by providing the blocking protrusion 42, it is ensured that the magnetic member 41 is located in the installation space when no external force is applied; by providing the knock-out hole, when the installation environment is the installation surface 9 with a thicker thickness, or the installation surface 9 is too large, or other installation is suitable for installation by using the second installation unit, the knock-out hole can be punched through, the second installation connecting piece 102 such as a screw and the like is connected to the installation surface 9 from the accommodating space 23 of the device body 2 without punching through the installation surface 9, so that the installation difficulty is reduced, wherein when the installation environment is the installation surface 9 with a thicker thickness, the punching through of the installation surface 9 is not required, the length requirement on the second installation connecting piece 102 is reduced, so that the installation difficulty is reduced, and when the installation environment is the installation surface 9 is too large, the second installation connecting piece is not convenient to move to the installation surface 9 and can be installed directly through the knock-out hole; and by arranging the magnetic piece 41 and the knock-out hole, various mounting modes of the electric protection device are realized to be mounted on the mounting surface 9. In the actual use process, the electric protection device can be installed by selecting a proper installation mode according to the specific installation environment of the installation surface 9.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. An electrical protection device, comprising:

a device body in which an installation space is provided;

the mounting unit comprises a first mounting unit and a second mounting unit, the first mounting unit comprises a magnetic piece and a blocking bulge, the blocking bulge is arranged on the inner wall surface of the mounting space, the magnetic piece is arranged in the mounting space, and the blocking bulge prevents the magnetic piece from separating from the mounting space; the second mounting unit includes a knock-out hole provided in an inner wall surface of the apparatus body.

2. The electrical protection device of claim 1, wherein the mounting unit further comprises a third mounting unit disposed on the device body and including an adapter hole and a clamping hole, the adapter hole and the clamping hole being communicated with each other, the adapter hole allowing the first mounting connector disposed on the mounting surface to enter and be clamped in the clamping hole.

3. The electrical protection device of claim 2, wherein the third mounting unit is disposed on an outer wall surface of the mounting space, and the magnetic member located in the mounting space is taken out through the engaging hole.

4. An electric protection device according to claim 3, wherein one end of the engaging hole is disposed flush with or beyond an inner wall surface of the mounting space in an entering direction of the magnetic member.

5. The electrical protection device according to claim 2, further comprising a removal opening provided in an outer wall surface of the installation space, through which the magnetic member located in the installation space is removed.

6. An electric protection device according to any one of claims 1 to 5, wherein the mounting unit further comprises a fourth mounting unit including a mounting opening hole provided in the device body, an opening of the mounting opening hole communicating with an edge of the device body.

7. An electrical protection device according to claim 6 wherein the blocking projection is a resilient projection.

8. An electrical protection device according to claim 7, wherein the knockout hole comprises a knockout and a knockout body, the knockout being seamlessly disposed within the knockout body, wherein the thickness of the knockout is thinner than the thickness of the knockout body.

9. The electrical protection device of claim 8, wherein the second mounting unit further comprises an annular penetration member, and the annular penetration member is disposed on an inner wall surface of the knockout hole body.

10. The electrical protection device of claim 9, wherein the mounting unit further comprises a fifth mounting unit, the fifth mounting unit comprising a mounting connection hole, the mounting connection hole being provided on the device body and not communicating with the receiving space of the device body.

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