CN210318484U

CN210318484U - Double-sealing structure

Info

Publication number: CN210318484U
Application number: CN201921223730.2U
Authority: CN
Inventors: 吴建文; 刘彪
Original assignee: Shanghai Yiao Automation Control Equipment Co ltd
Current assignee: Shanghai Yiao Automation Control Equipment Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-14
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a double seal structure, include: PC cover and casing, the bottom of PC cover outwards is equipped with the fixed plate, evenly be equipped with a plurality of through-holes on the fixed plate, correspond on the casing the through-hole is equipped with the screw hole, the fixed plate with the casing passes through the through-hole screw hole and bolt cooperation are connected, the casing with be equipped with the sealing strip that is used for sealed effect between the fixed plate, the fixed plate corresponds sealing strip department is equipped with protruding group. As above, the utility model discloses a double seal structure solves probably to lead to the inside intaking of product under the high condition that the outdoor required among the prior art, and can not reach the problem of the effect of protection, reasonable in design is suitable for production and popularization and application.

Description

Double-sealing structure

Technical Field

The utility model relates to a LED lighting technology field especially relates to a double seal structure.

Background

Present seal structure product, as shown in fig. 1, adopt two parts from top to bottom to add between and install sealed the pad sealedly, casing 1 is connected with translucent cover 3 through the cooperation of bolt 4 and sealed pad 2, and the mode extrusion sealed pad 2 of screwing through bolt 4 makes sealed pad 2 take place elastic deformation and reach sealed effect, but the place that general protection grade of this kind of structure required is not high can satisfy basically, but the high product of outdoor protection requirement probably leads to the inside water intake of product, and can not reach the effect of protection.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention is directed to a double sealing structure for solving the problem that the water may enter the inside of the product and the protection effect cannot be achieved in the high outdoor requirement of the prior art.

To achieve the above and other related objects, the present invention provides a double seal structure, including: PC cover and casing, the bottom of PC cover outwards is equipped with the fixed plate, the casing with fixed plate fixed connection, the casing with be equipped with the sealing strip that is used for sealed effect between the fixed plate, the fixed plate corresponds sealing strip department is equipped with protruding group.

As a preferred technical scheme, the protruding group comprises a first protruding block and a second protruding block, when the water impacts, double-curve sealing is formed by matching the first protruding block and the second protruding block with the sealing strip, the first curve formed by the first protruding block and the sealing strip can greatly reduce the energy of impact water, and the second curve formed by the second protruding block and the sealing strip can effectively prevent a water path after the impact energy is reduced, so that the sealing effect is achieved.

As an optimal technical scheme, a clamping groove is formed in the fixing plate, the sealing strip is partially arranged in the clamping groove, and the sealing strip is guaranteed to be in a fixed position and not to deviate through the clamping groove.

According to the preferable technical scheme, a plurality of through holes are uniformly formed in the fixing plate, threaded holes are formed in the shell corresponding to the through holes, and the fixing plate and the shell are connected in a matched mode through the through holes, the threaded holes and the bolts.

As a preferable technical scheme, the sealing strip is arranged on the side, close to the PC cover, of the bolt.

As described above, the utility model relates to a double seal structure has following beneficial effect: the PC cover is connected with the shell through the bolt, when the PC cover is impacted by water, a double-curved-path seal is formed by matching the first lug and the second lug with the sealing strip, the first curved path formed by the first lug and the sealing strip can greatly reduce the energy of impacting water, and the second curved path formed by the second lug and the sealing strip can effectively prevent a water path after the impact energy is reduced, so that the sealing effect is achieved, the design is reasonable, and the PC cover is suitable for production, popularization and application.

Drawings

FIG. 1 is a schematic structural view of a prior art seal structure;

fig. 2 is a schematic structural view of a double sealing structure disclosed in an embodiment of the present invention;

wherein the reference numerals are specified below, in the background art: 1. a housing; 2. a gasket; 3. a transparent cover; 4. a bolt;

in the examples: 21. a bolt; 22. a housing; 23. a fixing plate; 24. a first bump; 25. a sealing strip; 26. a second bump; PC hood.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a dual sealing structure, including: PC cover 27 and casing 22, the bottom of PC cover 27 outwards is equipped with fixed plate 23, evenly be equipped with a plurality of through-holes on the fixed plate 23, it is equipped with the screw hole to correspond the through-hole on the casing 22, fixed plate 23 and casing 22 pass through the through-hole, screw hole and bolt 21 cooperation are connected, be equipped with the sealing strip 25 that is used for sealed effect between casing 22 and the fixed plate 23, sealing strip 25 is located bolt 21 and is close to PC cover 27 side, fixed plate 23 corresponds sealing strip 25 department and is equipped with protruding group, protruding group extrudees sealing strip 25, make sealing strip 25 take place elastic deformation and reach sealed effect.

The double-sealing structure provided by the embodiment, the protruding group comprises the first protruding block 24 and the second protruding block 26, when the double-curved-path sealing structure is impacted by water, the first protruding block 24 and the second protruding block 26 are matched with the sealing strip 25 to form double-curved-path sealing, the first curved path formed by the first protruding block 24 and the sealing strip 25 can greatly reduce the energy of the impact water, and the second curved path formed by the second protruding block 26 and the sealing strip 25 can effectively prevent the water path after the impact energy is reduced, so that the sealing effect is achieved.

The double-seal structure provided by the embodiment is characterized in that the fixing plate 23 is provided with a clamping groove, the sealing strip 25 is partially arranged in the clamping groove, and the sealing strip 25 is ensured to be in a fixed position without deviation by arranging the clamping groove.

To sum up, the utility model relates to a double seal structure, PC cover 27 passes through bolt 21 and is connected with casing 22, when receiving water impact, it is sealed to cooperate with sealing strip 25 through setting up first lug 24 and second lug 26, first lug 24 extrudes sealing strip 25, but the first curved way greatly reduced impact water's of first lug 24 and sealing strip 25 formation energy, second lug 26 extrudes sealing strip 25, the second curved way of second lug 26 and sealing strip 25 formation can effectively prevent the water route after the impact energy reduces, thereby reach sealed effect, solved and probably lead to the inside water of product under the high condition of outdoor requirement among the prior art, and can not reach the problem of the effect of protection, and reasonable design is suitable for production and popularization and application. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A dual seal structure, comprising: PC cover and casing, the bottom of PC cover outwards is equipped with the fixed plate, the casing with fixed plate fixed connection, the casing with be equipped with the sealing strip that is used for sealed effect between the fixed plate, the fixed plate corresponds sealing strip department is equipped with protruding group.

2. A double seal structure according to claim 1, wherein said set of projections includes a first projection and a second projection.

3. A double seal arrangement according to claim 1, wherein said anchor plate is provided with a detent, said sealing strip portion being located within said detent.

4. A double seal structure according to claim 1, wherein a plurality of through holes are uniformly formed on said fixing plate, a threaded hole is formed on said housing corresponding to said through holes, and said fixing plate and said housing are connected by said through holes, said threaded hole and a bolt.

5. A double seal structure according to claim 4, wherein said seal strip is provided on the side of said bolt adjacent to said PC cover.