CN216389195U

CN216389195U - Contactor

Info

Publication number: CN216389195U
Application number: CN202122562353.9U
Authority: CN
Inventors: 葛顺锋; 李新叶; 施钰; 冉勇; 朱嫣然; 郑云
Original assignee: Delixi Electric Co Ltd
Current assignee: Delixi Electric Co Ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-26
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to a contactor, which comprises a contactor body and a dustproof cover; the top end of the contactor body is provided with a bulge, the side wall of the bulge is provided with a bayonet, and the front end of the bayonet facing to the first direction is provided with a clamping wall; the dustproof cover comprises a cover plate and a clamping part arranged on the cover plate, and the clamping part is provided with a first clamping piece and a second clamping piece at intervals along a first direction; the dust cover can move along the first direction relative to the contactor body, so that the clamping wall clamp is arranged between the first clamping piece and the second clamping piece, and the second clamping piece is located in the clamping opening. The installation of the dust cover of the contactor can be simplified, and the dust-proof effect after the installation is ensured.

Description

Contactor

Technical Field

The utility model relates to the technical field of power equipment, in particular to a contactor.

Background

The top of contactor is equipped with arch and through-hole, and the arch is equipped with the bayonet socket and is used for installing the contactor annex, but when the top of contactor was not installed the annex, the bellied bayonet socket of accessible installation shield to avoid outside dust to get into in the contactor by the through-hole, thereby play dustproof effect.

The shield need not to establish mounting structure in addition through bellied bayonet socket installation, and the commonality is good, but among the prior art, installs through interference fit between shield and the casing, and the operation is comparatively inconvenient to shield after the installation warp easily and produces the gap, leads to dustproof effect relatively poor.

Therefore, how to simplify the installation of the dustproof cover of the contactor and ensure the dustproof effect after the installation is a technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a contactor, which can simplify the installation of a dustproof cover of the contactor and ensure the dustproof effect after the installation.

In order to solve the technical problem, the utility model provides a contactor, which comprises a contactor body and a dustproof cover; the top end of the contactor body is provided with a bulge, the side wall of the bulge is provided with a bayonet, and the front end of the bayonet facing to the first direction is provided with a clamping wall; the dustproof cover comprises a cover plate and a clamping part arranged on the cover plate, and the clamping part is provided with a first clamping piece and a second clamping piece at intervals along the first direction; the dustproof cover can move along the first direction relative to the contactor body, so that the clamping wall is clamped between the first clamping piece and the second clamping piece, and the second clamping piece is located in the clamping opening.

Under the installation state, two fasteners are located the front and back both sides of joint wall respectively to restriction shield is for contactor body along first direction fore-and-aft movement, simultaneously, because the second fastener is located the bayonet socket, can restrict shield for contactor body rebound, that is to say, under the installation state, when no exogenic action, the shield passes through the joint wall restriction of two fasteners and bayonet socket, makes it unable and contactor body emergence relative movement, guarantees that the mounted position is stable.

In the installation, first fastener slides outside the joint wall along the bayonet socket, therefore, in the installation, first fastener laminating when the joint wall slides, joint portion takes place to warp in first fastener department, and slide outside the joint wall at first fastener and install the back in place promptly, joint portion reconversion, in the installation, the second fastener does not take place to warp, so to speak, under the installation state, two fasteners all keep the original state and do not take place to warp, and installation stability is guaranteed to the accessible joint, avoid producing the gap between shield and contactor body owing to warp, and then guarantee dustproof effect.

When the installation specifically, only need be according to protruding and the concrete position of joint portion adjustment shield for the contactor body, then act on the shield and make it move forward along the first direction by the back for the contactor body, until first fastener slide to the bayonet socket the joint wall outside, the second fastener be located the bayonet socket can, installation operation is comparatively convenient.

Optionally, the number of the protrusions and the number of the clamping portions are two, and the bayonet is arranged on one side opposite to the protrusions respectively, or the bayonet is arranged on one side opposite to the protrusions respectively.

Optionally, the front end and the rear end of the first clamping piece along the first direction are respectively provided with a guide surface, and when the dust cap moves relative to the contactor body, the dust cap can drive the guide surfaces to be attached to the clamping wall and slide outside the bayonet.

Optionally, the clamping portion is further provided with a weakening structure, and the weakening structure is located on one side, facing the cover plate, of the first clamping piece.

Optionally, the weakening structure is a hole structure formed in the clamping portion.

Optionally, a thinning bevel angle is arranged at the front end of the second clamping piece towards the end face of one side of the cover plate.

Optionally, in an installation state, the second clamping piece faces one side face of the cover plate and can be attached to the inner wall of one side of the dust cover facing the bayonet.

Optionally, the dust cover further comprises a surrounding plate, wherein the surrounding plate is arranged on one side, facing the contactor body, of the cover plate and is arranged along the circumferential direction of the cover plate.

Optionally, a notch is further formed in the front side of the enclosing plate facing the first direction.

Optionally, the top end of the contactor body is further provided with a pit, and the cover plate can cover the pit in the mounting state.

Optionally, the dust cover is made of a transparent material.

Drawings

FIG. 1 is a schematic structural diagram of a contactor according to an embodiment of the present invention;

fig. 2 and 3 are schematic structural views of the contactor body at different viewing angles;

fig. 4 and 5 are schematic structural views of the dust cap at different viewing angles.

In fig. 1-5, the reference numerals are illustrated as follows:

100-contactor body, 110-bulge, 111-bayonet, 112-clamping wall, 120-through hole and 130-pit;

200-dust cap, 210-cover plate, 220-clamping part, 221-weakening structure, 230-first clamping piece, 231-guide surface, 240-second clamping piece, 241-thinning bevel angle, 250-enclosing plate, 251-notch and 260-additional space.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

An embodiment of the present invention provides a contactor, as shown in fig. 1, which includes a contactor body 100 and a dust cap 200, wherein, as shown in fig. 2 and 3, the top end of the contactor body 100 is provided with a through hole 120 and two protrusions 110, the two protrusions 110 are respectively positioned at the left and right sides of the through hole 120, each protrusion 110 is provided with a bayonet 111, and the opposite side or the opposite side of the two protrusions 110 is respectively provided with a bayonet 111, that is, the openings of the bayonets 111 of the two protrusions 110 are opposite, the bayonets 111 of the two protrusions 110 are used for inserting and hanging accessories, each bayonet 111 is provided with a clamping wall 112 at only one end in a first direction (as indicated by an arrow in the figure), the other end is provided with an opening, when the contactor is not used for inserting and hanging accessories, the bayonet 111 can be used for installing the dust cover 200, and the through hole 120 is covered by the dust cover 200 so as to ensure the dust-proof effect of the contactor.

Specifically, as shown in fig. 4 and 5, the dust cap 200 includes a cover plate 210, one side of the cover plate 210 facing the contactor body 100 is provided with two parallel clamping portions 220, each clamping portion 220 is provided with two clamping pieces, namely a first clamping piece 230 and a second clamping piece 240, at an interval along a first direction, the first clamping piece 230 is located at the front side of the second clamping piece 240, the two clamping pieces of each clamping portion 220 are respectively matched with the clamping opening 111 of one protrusion 110, when the dust cap 200 is specifically installed, the position of the dust cap 200 is adjusted according to the positions of the clamping portions 220 and the protrusions 110, and then the dust cap 200 is acted to move along the first direction relative to the contactor body 100, each clamping piece can also move along the first direction relative to the clamping opening 111 along with the dust cap 200, and can enter the clamping opening into the clamping opening 111 in sequence, when the first clamping piece 230 enters the clamping opening 111 and slides out of the clamping wall 112 along the clamping opening, and the second clamping piece 240 is located in the clamping opening 111, this shield 200 slides and targets in place, two fasteners are located the front and back both sides of joint wall 112 respectively, in order to restrict shield 200 and move along the first direction fore-and-aft for contactor body 100, simultaneously, because second fastener 240 is located bayonet 111, can restrict shield 200 and for contactor body 100 rebound, that is, under the mounted state, when no exogenic action, shield 200 passes through the joint wall 112 restriction of two fasteners and bayonet 111, make it unable and contactor body 100 take place relative movement, guarantee that the mounted position is stable.

In the installation, first fastener 230 slides to outside bayonet socket wall 112 along bayonet socket 111, therefore, in the installation, first fastener 230 laminates in the slip of joint wall 112, joint portion 220 warp in first fastener 230 department, and slide to the outer back of target location of installing promptly of joint wall 112 at first fastener 230, joint portion 220 reconversion, in the installation, second fastener 240 does not take place to warp, so, under the installation state, two fasteners all keep the original state and do not take place to warp, and installation stability is guaranteed to the accessible joint, avoid producing the gap between shield 200 and contactor body 100 owing to warp, and then guarantee dustproof effect.

When the installation is carried out, the specific position of the dust cap 200 relative to the contactor body 100 is adjusted only according to the protrusion 110 and the clamping portion 220, then the dust cap 200 is acted on to enable the dust cap 200 to move forwards along the first direction relative to the contactor body 100 until the first clamping piece 230 slides to the outside of the clamping wall 112 of the clamping opening 111 and the second clamping piece 240 is located in the clamping opening 111, and the installation operation is convenient.

When bayonet 111 through two protruding 110 looks or relative settings with locate the fastener cooperation of two joint portions 220, can further guarantee the stability of shield 200 after contactor body 100 installs, of course, in this embodiment, can also be through setting up a protruding 110 on contactor body 100's top, shield 200 sets up a joint portion 220, simultaneously can guarantee the installation stability towards bayonet 111 open-ended one side removal through the limit structure restriction shield 200 that sets up in addition, and when direct bayonet 111 through two protruding 110 of inserting the hanging accessory installs shield 200, can be when guaranteeing shield 200 installation stability, simplify the structure on contactor body 100 top.

As shown in fig. 4, the front end and the rear end of the first clip 230 along the first direction are respectively provided with a guide surface 231, when the dust cap 200 moves relative to the contactor body 100, the guide surfaces 231 can be driven to be attached to the clamping wall 112 and slide outside the clamping opening 111, when the contactor is installed, the first clip 230 firstly enters the clamping opening 111, and along with the continuous movement of the dust cap 200, the guide surface 231 at the front side along the first direction can be attached to the edge of the clamping wall 112 and slide, and drives the clamping portion 220 to deform and cross the clamping wall 112, so as to complete the installation operation; similarly, when the dust cap 200 needs to be detached, the dust cap 200 can be moved reversely in the first direction relative to the contactor body 100, at this time, the second latching part 240 is separated from the bayonet 111, the guide surface 231 at the rear end of the first latching part 230 can be attached to the clamping wall 112, move backwards to the point that the first latching part 230 enters the bayonet 111, and continuously slide to be separated from the bayonet 111, so that the dust cap 200 can be detached.

As shown in fig. 4, the first clip 230 is a first protruding block disposed on the clip portion 220, the first protruding block is respectively provided with a chamfer facing one side of the clip 111 at the front end and the rear end of the first direction, the chamfer forms the guiding surface 231, or the front end and the rear end of the first protruding block can also be provided with an arc-shaped surface to form the guiding surface 231, the front end and the rear end are respectively provided with the guiding surface 231, so that the first clip 230 can slide over the clip wall 112 of the clip 111, thereby facilitating the dismounting operation.

For further improving the convenience of this shield 200 dismouting operation, as shown in fig. 4 and 5, joint portion 220 still is equipped with weakens structure 221, this weakens structure 221 and is located one side of first fastener 230 towards apron 210, can weaken the structural strength of joint portion 220 and the position that first fastener 230 corresponds, in the dismouting process, first fastener 230 can make joint portion 220 take place to warp when sliding through joint wall 112, weaken structure 221 and be favorable to joint portion 220 to take place to warp, thereby reach labour saving and time saving's effect.

In this embodiment, the specific structure of the weakening structure 221 is not limited, as shown in fig. 4 and fig. 5, a hole structure is provided on a side of the clamping portion 220 facing the cover plate 210, and the hole structure forms the weakening structure 221, specifically, the hole structure may be one hole or a plurality of holes, or the clamping portion 220 may form the weakening structure 221 by providing a groove. By providing a large hole to form the weakening structure 221, the overall structure and the manufacturing process can be simplified.

As shown in fig. 4, the second clip 240 is a second protrusion disposed on the clip portion 220, the front end of the second protrusion facing the first direction is provided with a bevel 241, the bevel 241 is provided on the side of the second clip member 240 facing the cover 210, that is, the front end of the second clip member 240 has a thickness thinner than the rear end, and when installed, the part with smaller front end thickness slides into the bayonet 111 firstly, and along with the sliding, the part with larger rear end thickness slides into the bayonet 111 again, the arrangement of the thinning bevel angle 241 can increase the space between the front end of the second clamping piece 240 and the cover plate 210, further increase the deformation space of the second clamping piece 240, prevent the deformation of the second clamping piece during the installation process, the front end of the second clamping piece 240 is tightly matched with the bayonet 111, so that the installation is difficult, thereby avoiding the deformation of the dust cap 200 due to the large mounting force.

After the installation is in place, one side of the rear end of the second clamping piece 240 facing the cover plate 210 can be attached to the inner wall of the top of the bayonet 111 (i.e. facing the inner wall of one side of the dust cap 200), so that the stability after the installation is ensured, and the dust cap 200 is prevented from moving up and down in the height direction relative to the contactor body 100.

In addition, the thickness of the front end of the second clamping piece 240 is thinned due to the arrangement of the thinning bevel 241, so that the guiding effect can be realized, and the installation operation is convenient.

As shown in fig. 4 and 5, the dust cap 200 further includes a surrounding plate 250, the surrounding plate 250 is disposed on one side of the cover plate 210 facing the contactor body 100, and the surrounding plate 250 is disposed along the circumferential direction of the cover plate 210, when the dust cap 200 is covered on the contactor body 100, the cover plate 210 can be located above the through hole 120 and the protrusion 110, and meanwhile, the surrounding plate 250 can be attached to the upper end surface of the contactor body 100 along the circumferential direction, so as to achieve sealing and ensure a dust-proof effect.

As shown in fig. 4, the front side of the enclosing plate 250 facing the first direction is further provided with a notch 251, specifically, when the dust cap 200 is mounted, the notch 251 corresponds to the position of the protrusion 110, the dust cap 200 is pushed to slide in the first direction, the two protrusions 110 can enter the dust cap 200 through the notch 251, so that the mounting operation is completed, similarly, when the dust cap 200 is dismounted, the dust cap 200 can be moved along the side opposite to the first direction, and the protrusion 110 can slide out of the dust cap 200 through the notch 251 relative to the dust cap 200.

As shown in fig. 2 and 3, the top end of the contactor body 100 is further provided with a recess 130, when the air delay switch is installed as an accessory on the contactor body 100, the top rod of the air delay switch extends into the recess 130, the cover plate 210 of the dust cap 200 can cover the top of the recess 130, so as to prevent dust from entering the interior of the contactor body 100 through the recess 130, specifically, as shown in fig. 5, an additional space 260 is formed between the enclosing plate 250 and the clamping portion 220 of the dust cap 200, and in an installation state, the additional space 260 can cover the top of the recess 130.

Of course, in this embodiment, the dust cover 200 may not be provided with the surrounding plate 250, but only the baffle may be provided at the rear end of the clamping portion 220. And the setting of bounding wall 250 can reduce the structural requirement to joint portion 220, joint portion 220 be provided with first fastener 230 and second fastener 240 can, specific does not restrict to joint portion 220's structure. In addition, the enclosing plate 250 is arranged, so that the dust cover 200 can form an additional space 260, namely, the covering area is not influenced by the clamping part 220, and the flexibility is good.

In this embodiment, the dust cover 200 is made of a transparent material, and thus, in the installation state, an operator can see the situation inside the dust cover 200 through the dust cover 200, such as whether a movable member at the top end of the contactor body 100 works or not.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. A contactor, characterized by comprising a contactor body (100) and a dust cap (200);

a bulge (110) is arranged at the top end of the contactor body (100), a bayonet (111) is arranged on the side wall of the bulge (110), and a clamping wall (112) is arranged at the front end, facing the first direction, of the bayonet (111);

the dustproof cover (200) comprises a cover plate (210) and a clamping part (220) arranged on the cover plate (210), wherein the clamping part (220) is provided with a first clamping piece (230) and a second clamping piece (240) at intervals along the first direction;

the dust cap (200) can move in the first direction relative to the contactor body (100), so that the clamping wall (112) is clamped between the first clamping piece (230) and the second clamping piece (240), and the second clamping piece (240) is positioned in the bayonet (111).

2. The contactor according to claim 1, wherein the number of the protrusions (110) and the clamping portions (220) is two, and the bayonets (111) are respectively arranged on the opposite sides of the two protrusions (110), or the bayonets (111) are respectively arranged on the opposite sides of the two protrusions (110).

3. The contactor according to claim 1, wherein the front end and the rear end of the first clamping piece (230) along the first direction are respectively provided with a guide surface (231), and when the dust cap (200) moves relative to the contactor body (100), the guide surfaces (231) can be driven to be attached to the clamping wall (112) and slide to the outside of the clamping opening (111).

4. The contactor according to claim 3, characterized in that the clamping portion (220) is further provided with a weakening structure (221), the weakening structure (221) being located on a side of the first jaw (230) facing the cover plate (210).

5. The contactor according to claim 4, characterized in that said weakening structure (221) is a hole structure provided in said clamping portion (220).

6. A contactor according to any of claims 1-5, characterized in that the front end of said second latch piece (240) is provided with a reduced bevel (241) towards the end surface of one side of said cover plate (210).

7. The contactor according to claim 6, wherein in the mounted state, the second latch member (240) is adapted to abut against an inner wall of the side of the bayonet (111) facing the dust cap (200), the side facing the cover plate (210).

8. Contactor according to any of claims 1-5, characterized in that said dust cover (200) further comprises a shroud (250), said shroud (250) being arranged on a side of said cover plate (210) facing said contactor body (100) and being arranged along a circumferential direction of said cover plate (210).

9. A contactor according to claim 8, characterized in that the shroud (250) is further provided with a notch (251) towards the front side in the first direction.

10. Contactor according to claim 8, characterized in that the top of the contactor body (100) is further provided with a recess (130), and the cover plate (210) can cover the recess (130) in the installed state.

11. A contactor according to any of claims 1-5, characterized in that said dust cover (200) is of transparent material.