CN214099424U - Transparent protective cover for contact of quick clamping - Google Patents

Abstract

The utility model relates to a transparent protection casing of contact of quick clamping, a static contact seat for in the protection cubical switchboard, transparent protection casing includes the first cover body, and with the second cover body of first cover body butt joint, the cooperation of the first cover body and the second cover body is in order to form the protection cavity that is used for acceping single static contact seat, through the cooperation of the first cover body and the second cover body in order to form the protection cavity that is used for acceping single static contact seat, reach 4b and separate the grade, and simple structure, the on-the-spot assembly is simple swift, regular pleasing to the eye, can clearly observe the protection cavity internal conditions, convenient maintenance is overhauld, applicable in different specification cables, and the static contact seat of different combinations.

Description

Transparent protective cover for contact of quick clamping

Technical Field

The utility model relates to a transparent protection casing of quick clamping's contact.

Background

The switch cabinet is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light textile industry, factories and mines, residential districts, high-rise buildings and the like. With the development of the switch cabinet manufacturing industry, the safety requirements of customers on the switch cabinet are higher and higher, and not only the protection grade but also the grade requirements on the internal separation of the switch cabinet are also improved. In the market, the internal separation of most switch cabinets is only 2b separation level, even less than 2b separation level, and the safety level is lower. There is the sub-unit cubical switchboard to use the steel sheet to separate and make to separate and reach 3b and separate the grade, but the assembly is troublesome, need before the steel sheet before dismantling before the installation cable of being qualified for the next round of competitions, then seals the steel sheet installation, and the assembly is complicated, the waste time. A small part of switch cabinets are also separated by rubber sleeves, but the rubber sleeves are firstly sleeved on the cables during field installation, the rubber sleeves are sleeved after the cables are installed, the actual operation is troublesome, the rubber sleeves are irregular, and the attractiveness is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple swift, regular pleasing to the eye, 4b separate the grade and be used for protecting the transparent protection casing of contact of quick clamping of different combination static contact seats of assembly.

In order to achieve the above purpose, the utility model provides a following technical scheme: the transparent protective cover comprises a first cover body and a second cover body butted with the first cover body, wherein the first cover body and the second cover body are matched to form a protective cavity for accommodating a single static contact seat.

Further, the first cover body is provided with at least one first joint portion, be provided with on the second cover body with the second joint portion of first joint portion adaptation, the first cover body and the second cover body pass through the connection can be dismantled in the cooperation of first joint portion and second joint portion.

Further, one of the first clamping portion and the second clamping portion is a clamping groove, and the other of the first clamping portion and the second clamping portion is a clamping block.

Further, one of the first clamping portion and the second clamping portion is a slide rail, and the other of the first clamping portion and the second clamping portion is a slide block.

Furthermore, at least one static contact seat is arranged on the mounting plate, at least one cable is led out of the static contact seat, a terminal is further arranged between the static contact seat and the cable, and the terminal is located in the protective cavity.

Furthermore, the first cover body is provided with at least one first half-knocking-off hole, the second cover body is provided with a second half-knocking-off hole in butt joint with the first half-knocking-off hole, after the first cover body and the second cover body are matched, the first half-knocking-off hole is in butt joint with the second half-knocking-off hole to form a knocking-off hole, and the cable extends out of the knocking-off hole.

Furthermore, at least two first locking parts are formed on the mounting plate, a second locking part clamped with the first locking parts is formed on the first cover body, a third locking part clamped with the first locking parts is formed on the second cover body, and the first cover body and the mounting plate are matched and detachably connected through the first locking parts and the second locking parts; the second cover body and the mounting plate are matched and detachably connected through the first locking part and the third locking part.

Further, one of the second locking part and the first locking part engaged with the second locking part is a hook, and the other of the second locking part and the first locking part engaged with the second locking part is a hook hole; one of the third locking part and the first locking part clamped with the third locking part is a hook, and the other of the third locking part and the first locking part clamped with the third locking part is a hook hole.

Furthermore, the hook is provided with a guide surface used for being clamped with the hook hole.

Further, the guide surface is an inclined surface.

The beneficial effects of the utility model reside in that: the utility model discloses a first cover body and the cooperation of second cover body reach 4b separation level in order to form the protection cavity that is used for acceping single stationary contact seat, and simple structure, on-the-spot assembly are simple swift, regular pleasing to the eye, can clearly observe the protection cavity internal conditions, convenient maintenance, applicable stationary contact seat in different specification cables and different combinations.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a transparent shield for a quick-clamping contact according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the quick-attach transparent shield for the contact shown in FIG. 1;

FIG. 3 is a schematic structural view of the mounting plate shown in FIG. 1;

FIG. 4 is a schematic structural view of the first housing shown in FIG. 1;

fig. 5 is a schematic structural view of the second cover shown in fig. 1.

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 mechanism 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.

Referring to fig. 1 to 3, a transparent contact protection cover for quick clamping according to an embodiment of the present invention is used for protecting a stationary contact seat 1 in a switch cabinet, and the transparent protection cover includes a first cover body 2 and a second cover body 3 butted with the first cover body 2, and the first cover body 2 and the second cover body 3 cooperate to form a protection cavity for accommodating a single stationary contact seat 1. The transparent protective cover can be used for protecting a monopole static contact seat, a dipolar static contact seat, a tripolar static contact seat, a quadrapole static contact seat and the like, and is suitable for static contact seats with different combinations. The first cover body 2 or the second cover body 3 is made of plastic, preferably, the first cover body 2 or the second cover body 3 is made of polycarbonate, and the obtained protective cover is transparent, insulating, high-temperature resistant, flame-retardant and long in service life. Because the protection casing is transparent, can clearly observe the inside condition of protection cavity, the convenient maintenance is overhauld.

The at least one stationary contact base 1 is arranged on the mounting plate 4, in this embodiment, the number of the stationary contact bases 1 is four, the mounting plate 4 is provided with mounting holes 41 for mounting the stationary contact bases 1, and the number of the mounting holes 41 is four, so that the quadrupole stationary contact base 1 is obtained.

At least one cable 5 is led out from the static contact seat 1, a terminal 6 is further arranged between the static contact seat 1 and the cable 5, and the terminal 6 is located in the protective cavity. The structures of the stationary contact block 1, the terminal 6 and the mounting plate 4, the mounting manner of the stationary contact block 1 on the mounting plate 4, the connection manner of the terminal 6 and the stationary contact block 1, and the like are the prior art, and are not described herein again.

Referring to fig. 4, the cross section of the first cover body 2 is an L-shaped structure, the first cover body 2 includes a first plate 21 and a second plate 22 connected to one end of the first plate 21, and the first plate 21 and the second plate 22 are integrally formed, so as to reduce the assembling steps and simplify the structure of the first cover body 2.

Referring to fig. 5, the second housing 3 is similar to a U-shaped structure, the second housing 3 includes a first sidewall 31 and a second sidewall 32 that are oppositely disposed, a third sidewall 33 that connects the first sidewall 31 and the second sidewall 32, and a fourth sidewall 34 that connects a part of the first sidewall 31 and a part of the second sidewall 32, and the first sidewall 31, the second sidewall 32, the third sidewall 33, and the fourth sidewall 34 are integrally formed, so as to simplify the structure of the second housing 3. Note that the size of the first plate 21 is the same as the size of the third side wall 33.

The first cover body 2 is provided with at least one first joint portion 23, is provided with the second joint portion 35 with first joint portion 23 adaptation on the second cover body 3, and the first cover body 2 and the second cover body 3 can be dismantled through the cooperation of first joint portion 23 and second joint portion 35 and be connected. The first cover body 2 and the second cover body 3 are butted to form a cuboid cavity with an opening, when the first cover body 2 and the second cover body 3 are butted, one side of the first plate 21 is fixed with the first side wall 31, the other side of the first plate 21 is fixed with the second side wall 32, so that the first plate 21 and the third side wall 33 are oppositely arranged, and the second plate 22 and the first side wall 31 are butted to form a side surface of the cuboid cavity.

In order to fix the first plate 21 relative to the first and second side walls 31 and 32, the first catching portion 23 is provided on the first plate 21, and the second catching portion 35 is provided on the first and second side walls 31 and 32. One of the first clamping portion 23 and the second clamping portion 35 is a clamping groove, and the other of the first clamping portion 23 and the second clamping portion 35 is a clamping block, in this embodiment, the first clamping portion 23 is the clamping groove 23, and the second clamping portion 35 is the clamping block 35. The number of the clamping grooves 23 and the clamping blocks 35 is six, the three clamping grooves 23 are arranged on one side of the first plate 21, the three clamping grooves 23 are arranged on the other side of the first plate 21, specifically, the clamping grooves 23 are formed by first protruding blocks 24 and second protruding blocks 25, the first protruding blocks 24 are of cuboid structures, the second protruding blocks 25 are of L-shaped structures, the first protruding blocks 24 and the second protruding blocks 25 protrude upwards from the first plate 21, the first protruding blocks 24 and the second protruding blocks 25 are oppositely arranged to form the clamping grooves 23, the first side walls 31 and the first side walls 31 can slide in the clamping grooves 23, when the clamping blocks 35 slide into the clamping grooves 23, the clamping grooves 23 can limit the movement of the clamping blocks 35 relative to the clamping grooves 23 in the vertical direction, and therefore the first cover body 2 and the second cover body 3 are relatively fixed. Three blocks 35 are disposed on the first side wall 31, three blocks 35 are disposed on the second side wall 32, and specifically, the blocks 35 are formed by extending outward from the first side wall 31 or the second side wall 32. However, the specific number of the latch 35 and the latch slot 23 is not specifically limited herein, and may be set according to actual needs.

In other embodiments, one of the first clamping portion and the second clamping portion can also be a slide rail, the other of the first clamping portion and the second clamping portion is a slide block, and the first cover body and the second cover body are relatively fixed through the matching of the slide block and the slide rail. The specific structure of the first clamping portion 23 and the second clamping portion 35 is not limited in detail, and can be set according to actual needs.

The first cover body 2 is provided with at least one first half-knock-out hole 26, the second cover body 3 is provided with a second half-knock-out hole 36 butted with the first half-knock-out hole 26, specifically, the first half-knock-out hole 26 is arranged on the second plate 22, the second half-knock-out hole 36 is arranged on the fourth side wall 34, after the first cover body 2 and the second cover body 3 are matched, the second plate 22 is butted with the fourth side wall 34, the first half-knock-out hole 26 is butted with the second half-knock-out hole 36 to form a knock-out hole, and the cable 5 extends out of the knock-out hole. In this embodiment, in order to extend the two cables 5, the number of the knock-out holes is two, and the two cables 5 extend from one knock-out hole. The knock-off hole is provided with a plurality of rings which can be cut off, so that the transparent protective cover can be suitable for cables 5 with different specifications, and the application range of the transparent protective cover is enlarged.

In order to fix the transparent protective cover on the mounting plate 4, at least two first locking parts 42 are formed on the mounting plate 4, a second locking part 27 which is clamped with the first locking part 42 is formed on the first cover body 2, a third locking part 37 which is clamped with the first locking part 42 is formed on the second cover body 3, and the first cover body 2 and the mounting plate 4 are matched and detachably connected through the first locking part 42 and the second locking part 27; the second cover 3 and the mounting plate 4 are detachably connected by the first locking portion 42 and the third locking portion 37. One of the second locking portion 27 and the first locking portion 42 engaged with the second locking portion 27 is a hook, and the other of the second locking portion 27 and the first locking portion 42 engaged with the second locking portion 27 is a hook hole; one of the third locking portion 37 and the first locking portion 42 engaged with the third locking portion 37 is a hook, and the other of the third locking portion 37 and the first locking portion 42 engaged with the third locking portion 37 is a hook hole. The first locking part 42 is formed on a side wall of the mounting plate 4, the second locking part 27 is formed at one end of the first plate 21, and the third locking part 37 is formed at one end of the third side wall 33. In the present embodiment, the first locking portions 42 are hook holes, the second locking portions 27 and the third locking portions 37 are hooks, the second locking portions 27 and the third locking portions 37 are provided in two numbers, and the first locking portions 42 are provided in four numbers. The hook hole is of a rectangular structure, the hook is provided with a guide surface for clamping with the hook hole, the guide surface is an inclined surface, and the inclined surface is obliquely arranged from one end of the first plate 21 or the third side wall 33 to the other end of the first plate 21 or the third side wall 33 because the hook is arranged at one end of the first plate 21 or the third side wall 33. The hook also has a side perpendicular to the first plate 21 or the third side wall 33, which side has a cross-section larger than the cross-section of the hook.

When the first cover body 2 or the second cover body 3 is butted with the mounting plate 4, because of the existence of the inclined plane of the trip, the trip easily stretches into the hook hole, and because of the first cover body 2 or the second cover body 3 is prepared by plastics, elasticity is provided, under the action of external force, the trip can deform to enable the side surface of the trip to pass through the hook hole, the cross section of the side surface of the trip is larger than that of the trip, the trip can not easily pass back the hook hole, unless external force is applied, thereby the first cover body 2 or the second cover body 3 is limited to move relative to the mounting plate 4, and the first cover body 2 or the second cover body 3 is fixed on the mounting plate 4. However, the specific number of the first locking portions 42, the second locking portions 27, and the third locking portions 37 is not specifically limited herein, and may be set according to actual needs.

The specific structures of the first locking portion 42, the second locking portion 27, and the third locking portion 37 are not particularly limited, and may be set according to actual needs.

When the transparent protective cover is assembled on the mounting plate 4, firstly, the cable 5 is mounted on the stationary contact base 1, then the first half-knockout hole 26 and the second half-knockout hole 36 are cut into round holes with the same size as the cable 5, the first half-knockout hole 26 and the second half-knockout hole 36 are respectively aligned with the cable 5 from two sides, the cable 5 passes through the formed knockout hole, then the first cover body 2 and the second cover body 3 are staggered relatively, the first cover body 2 is translated relative to the second cover body 3, so that the first side wall 31 and the second side wall 32 slide in the clamping groove 23, the first cover body 2 and the second cover body 3 are aligned and clamped relatively firmly, finally, the first cover body 2 and the second cover body 3 are continuously pushed towards the mounting plate 4 until the clamping hook extends into the hook hole, the transparent protective cover of one stationary contact base 1 is completely mounted, and according to the method, the transparent protective covers of the rest three stationary contact bases 1 are mounted, the outer lane of cable 5 outside the transparent protection casing is provided with the inoxidizing coating, and the transparent protection casing makes each utmost point of static contact seat 1 keep apart each other for four poles of static contact seat 1 reaches 4b and separates the grade, and the installation back is regular pleasing to the eye.

Through the cooperation of first sticking department 42 and second sticking department 27 and third sticking department 37 and the cooperation of first joint portion 23 and second joint portion 35, transparent protection casing can be assembled on mounting panel 4 fast, encloses the protection of individual stationary contact seat 1 and establishes, and the assembly is swift simple, also can dismantle transparent protection casing from mounting panel 4 fast, reuse.

To sum up, the utility model discloses a first cover body and the cooperation of second cover body are in order to form the protection cavity that is used for acceping single stationary contact seat, reach 4b and separate the grade, and simple structure, on-the-spot assembly simply swift, regular pleasing to the eye, can clearly observe the protection cavity internal conditions, convenient maintenance and repair, applicable stationary contact seat in different specification cables and different combinations.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The transparent protective cover for the contact capable of being clamped quickly is used for protecting a static contact seat in a switch cabinet and is characterized by comprising a first cover body and a second cover body butted with the first cover body, wherein the first cover body and the second cover body are matched to form a protective cavity for accommodating a single static contact seat.

2. The transparent protective cover for the quick-clamping contacts as claimed in claim 1, wherein the first cover body is provided with at least one first clamping portion, the second cover body is provided with a second clamping portion adapted to the first clamping portion, and the first cover body and the second cover body are detachably connected through the first clamping portion and the second clamping portion.

3. The transparent shield for a quick-clamping contact according to claim 2, wherein one of the first clamping portion and the second clamping portion is a clamping groove, and the other of the first clamping portion and the second clamping portion is a clamping block.

4. The transparent shield for quick-clamping contacts as recited in claim 2, wherein one of the first clamping portion and the second clamping portion is a slide rail and the other of the first clamping portion and the second clamping portion is a slider.

5. The transparent shield for quick-clamping contacts as recited in claim 1, wherein at least one of the stationary contact blocks is disposed on a mounting plate, at least one cable is routed out of the stationary contact block, and a terminal is disposed between the stationary contact block and the cable and located in the shield cavity.

6. The transparent shield for quick-attach contacts according to claim 5, wherein the first shield has at least one first half-knock-out hole, the second shield has a second half-knock-out hole for mating with the first half-knock-out hole, and when the first and second shields are mated, the first and second half-knock-out holes are mated to form a knock-out hole, and the cable extends from the knock-out hole.

7. The transparent shield for quick-mounting contacts as recited in claim 5, wherein the mounting plate has at least two first locking portions formed thereon, the first cover has a second locking portion formed thereon for engaging with the first locking portion, the second cover has a third locking portion formed thereon for engaging with the first locking portion, and the first cover and the mounting plate are detachably connected by the first locking portion and the second locking portion in a mating manner; the second cover body and the mounting plate are matched and detachably connected through the first locking part and the third locking part.

8. The transparent shield for a quick-attach contact according to claim 7, wherein one of the second locking portion and the first locking portion engaged with the second locking portion is a hook, and the other of the second locking portion and the first locking portion engaged with the second locking portion is a hook hole; one of the third locking part and the first locking part clamped with the third locking part is a hook, and the other of the third locking part and the first locking part clamped with the third locking part is a hook hole.

9. The transparent shield for a quick-attach contact according to claim 8, wherein the hook has a guide surface for engaging the hook hole.

10. The transparent shield for a quick-attach contact according to claim 9, wherein the guide surface is a beveled surface.

Images