CN102717947A

CN102717947A - A housing

Info

Publication number: CN102717947A
Application number: CN2011100766106A
Authority: CN
Inventors: 周明杰; 杜联栋
Original assignee: Oceans King Lighting Science and Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Current assignee: Oceans King Lighting Science and Technology Co Ltd; Shenzhen Oceans King Lighting Science and Technology Co Ltd; Shenzhen Oceans King Lighting Engineering Co Ltd
Priority date: 2011-03-29
Filing date: 2011-03-29
Publication date: 2012-10-10
Anticipated expiration: 2031-03-29
Also published as: CN102717947B

Abstract

The invention relates to a technical field of connecting devices, and discloses a housing. The housing comprises an upper housing, a lower housing cooperated with the upper housing, a sealing ring and a sleeve member, wherein one end of the lower housing is sleeved at the inner surface of one end of the upper housing; a containing chamber is formed by the enclosure of the upper housing and the lower housing; the sealing ring is arranged in a joint region where the lower housing and the upper housing are correspondingly sleeved; and the sleeve member is sleeved on the outer circular surface of one end of the upper housing, wherein the end of the upper housing is connected with the lower housing. Compared with the prior art, outsides of the upper housing and the lower housing are arranged in contact connection; liquid inside the containing chamber will not flow into the joint region where the sealing ring is positioned; a pressure that the sealing ring bears will not be over increased so as to prevent an overlarge compression amount; the housing assembling and disassembling are convenient; and due to the sleeve member, the connection between the upper housing and the lower housing is more stable, and the mutual disengaging caused by overlarge pressure inside the housing is prevented.

Description

A kind of housing

Technical field

The present invention relates to the technical field of connecting device, especially a kind ofly be convenient to install, the housing of dismounting and good airproof performance.

Background technology

In the prior art, housing generally comprises upper casing and the lower casing that is assembled together each other, and the interior side contacts that is connected to of upper casing and lower casing is connected; The outside face that is upper casing one end is fitted on the inside face of lower casing one end, thereby realizes being connected of upper casing and lower casing, on appearance; Leave art designing's line between upper casing and the lower casing, the sealing between upper casing and the lower casing leans on the seal ring of radial seal to realize that promptly seal ring is placed between upper casing and the lower casing fully; And owing to be that interior side contacts connects between upper casing and the lower casing, promptly upper shell is connected in the lower casing, like this; The liquid of device is big to the pressure of seal ring in the housing, and the amount of compression that causes seal ring is big (being generally 10%～20%), and housing install and remove relatively more difficult when assembling or keep in repair; And sometimes, upper casing is a clear glass spare, can not carry out installation or removal by serviceable tool; And free-hand operation, moment of torsion is bigger, is difficult to assembling or dismounting.In addition, when the pressure of housing constantly rose, the phenomenon of separating owing to pressure is excessive can appear in upper casing and lower casing.

Summary of the invention

The object of the present invention is to provide a kind of housing, the seal ring amount of compression that is intended to solve housing of the prior art big and cause housing to be difficult to assembling or dismounting, housing connects unsteady problem.

The present invention realizes like this; A kind of housing comprises upper casing, the lower casing and the seal ring that cooperate with said upper casing, and said lower casing one end is socketed on the inside face of said upper casing one end; Surround formation one containing cavity with said upper casing; Said seal ring places in the socket zone of said lower casing and the corresponding socket of said upper casing, and said housing also comprises an external member, and said external member is sheathed on said upper casing and is connected on the external peripheral surface of an end with said lower casing.

Further, said external member comprise the cover bar, be located at said cover bar one end first pullover and be located at the said cover bar other end and can with said first pullover engage second pullover.

Further, said first has draw-in groove in pullover, and said second has the dop that can be sticked in the said draw-in groove on pullover.

Further, said draw-in groove is provided with first latch, and said card article is provided with second latch that can be sticked in said first latch.

Further; The inside face of said upper casing one end has first joint face; The outside face of said lower casing one end has second joint face that cooperates with said first joint face; Said second joint face is provided with at least one groove around said lower casing outside face, and said seal ring places said groove, and is connected to said first joint face and second joint face respectively.

Further, engaging is connected said first joint face with second joint face.

Further, have negative thread on said first joint face, have on said second joint face and can engage the bonded assembly outside thread with said negative thread.

Further, said negative thread and said externally threaded thread are the flat thread tooth.

Further, the outside face of said lower casing is surrounded with the flange that can connect with said upper casing bottom surface.

Further, said seal ring is the O RunddichtringO.

Compared with prior art, upper casing is connected with the outer side contacts of lower casing, and the liquid that can not in the containing cavity enters into the socket zone of upper casing and lower casing socket; Seal ring is placed in this socket zone, and like this, the suffered pressure of seal ring can be not excessive; Thereby can not produce bigger amount of compression; Be convenient to the assembling or the dismounting of housing, and external member can be so that the connection between upper casing and the lower casing be more firm, can mutual disengaging because the housing internal pressure is excessive.

Description of drawings

Fig. 1 is the main scheme drawing of looking of dissecing of the housing that provides of the embodiment of the invention;

Fig. 2 is the cross-sectional schematic in the socket zone of the upper casing that provides of the embodiment of the invention and lower casing;

Fig. 3 is that the master of the housing that provides of the embodiment of the invention looks scheme drawing;

Fig. 4 is the schematic rear view of the housing that provides of the embodiment of the invention;

Fig. 5 is that the master that external member that the embodiment of the invention provides is in open configuration looks scheme drawing;

Fig. 6 is that the master that external member that the embodiment of the invention provides is in closure state looks scheme drawing.

The specific embodiment

In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.

The invention provides a kind of housing; Comprise upper casing, the lower casing and the seal ring that cooperate with said upper casing; Said lower casing one end is socketed on the inside face of said upper casing one end, surrounds with said upper casing and forms a containing cavity, and said seal ring places in the socket zone of said lower casing and the corresponding socket of said upper casing; And said housing also comprises an external member, and said external member is sheathed on said upper casing and is connected on the external peripheral surface of an end with said lower casing.

The upper casing of the housing among the present invention is connected with the outer side contacts of lower casing; And the liquid that can not in the containing cavity enters into the socket zone, and seal ring is placed in this socket zone, and the suffered pressure of seal ring can be not excessive; Thereby can not produce bigger amount of compression; Be convenient to the assembling or the dismounting of housing, and external member can be so that the connection between upper casing and the lower casing be more firm, can mutual disengaging because the housing internal pressure is excessive.

Below in conjunction with concrete accompanying drawing detailed description is carried out in realization of the present invention.

Shown in Fig. 1～4, be a preferred embodiment provided by the invention.

This housing 1 comprises upper casing 11, the lower casing 12 that can cooperate with upper casing 11 and is used for housing 1 leak free seal ring 13, after this upper casing 11 is assembled together with lower casing 12, forms the housing 1 of a completion; Has first cavity 111 in the upper casing 11; Have second cavity 121 in the lower casing 12, after upper casing 11 and lower casing 12 were assembled together, this first cavity 111 and second cavity 121 had formed the containing cavity in this housing 1; This containing cavity can be used for holding liquid object such as water; Seal ring 13 is placed on upper casing 11 and interconnects the place with lower casing 12, and is connected to respectively on upper casing 11 and the lower casing 12, is used to guarantee the leak tightness of housing 1.

Upper casing 11 among the present invention and lower casing 12 are connected for outer side contacts, that is, promptly lower casing 12 is socketed in the upper casing 11; The outside face contact of the inside face of upper casing 11 and lower casing 12 is connected, and seal ring is placed in the socket zone of upper casing 11 and lower casing 12 corresponding sockets, and the containing cavity of this socket zone and housing 1 is isolated each other; Be that socket zone and containing cavity do not communicate, 13 of seal rings are placed in this socket zone, and are connected to respectively on upper casing 11 and the lower casing 12; Like this, the upper casing of housing is connected with the outer side contacts of lower casing, and the liquid that can not of placing in the housing 1 gets in the socket zone of housing 1; Thereby seal ring 13 suffered pressure can be not excessive, avoids taking place the excessive phenomenon of moment of torsion between seal ring 13 amount of compressions excessive so that upper casing 11 and the lower casing 12; Thereby, be convenient to the assembling or the dismounting of upper casing 11 and lower casing 12.

In addition, interconnect between upper casing 11 and the lower casing 12 firmly, in order to avoid housing 1 makes upper casing 11 and lower casing 12 break-off occur owing to its internal pressure is excessive in order to make; This housing 1 also comprises an external member 14, and this external member 14 is sleeved on outside the upper casing 11, and it is set in upper casing 11 and is connected on the external peripheral surface of an end with lower casing 12; Like this, even housing 1 pressure inside raises, because the clamping action of external member 14 is arranged; Can not break away between upper casing 11 and the lower casing 12; When customer requirement is taken housing 1 apart, then can be directly upper casing 11 outer external members 14 be pulled down, and then being connected between dismounting upper casing 11 and the lower casing 12 then can.

In the present embodiment, external member 14 comprises cover bar 141, and this cover bar 141 surrounds arc shape; Two ends at cover bar 141 are respectively equipped with first pullover 142 and second pullover 143; It is first pullover 142 that an end that promptly overlaps bar 141 is provided with, and it is second pullover 143 that its other end is provided with, and this first pullover 142 and second pullover 143 can be fastened togather each other; Thereby the two ends of realizing this external member 14 interconnect, and external member 14 forms with the osed top circle.

When this external member 14 in use; Cover bar 141 is set in upper casing 11 to be connected on the outside face of an end with lower casing 12; To overlap first pullover 142 and second pullover 143 of bar 141 two ends again and be fastened togather each other, thus the clamping action of realization external member 14 pairs of upper casings 11 and lower casing 12; When needs are taken external member 14 apart, then directly will be fastened togather each other first pullover 142 and second pullover 143 take apart then passable.

Particularly, external member 14 first pullover 142 in have on the draw-in groove 1421, the second pullover 143 and have card article 1431, this card article 1431 can be fastened in the draw-in groove 1421, thereby realizes that first pullover 142 is connected with second pullover 143 engaging.

More specifically, draw-in groove 1421 is provided with first latch, card article 1431 be provided with can with second latch of this first latch engaging, rely on the mutual engaging of first latch and second latch, thereby the engaging that realizes draw-in groove 1421 and card article 1431 is connected.

Upper casing 11 1 ends in the present embodiment have first joint face 112; This first joint face 112 is located on the inside face of opening part of first cavity 111; Lower casing 12 has second joint face 122 that can match with this first joint face 112; This second joint face 122 is located on the outside face of opening part of second cavity 121, and this first joint face 112 and second joint face, 122 places of cooperatively interacting form the socket zone of this housing 1, in addition; Second joint face 122 of lower casing 12 is provided with at least one annular groove; This annular groove is surrounded on the outside face of lower casing 12, and seal ring 13 is placed in the annular groove, and the seal ring 13 that is placed in this socket zone is connected to respectively on first joint face 112 and second joint face 122.

Certainly, also an annular groove around its inside face can be set on the inside face of upper casing 11, seal ring 13 is placed in this annular groove, and is connected to the inside face of upper casing 11.

In the present embodiment, these first joint face, 112 engagings are connected on second joint face 122,

Particularly, first joint face 112 has negative thread, and second joint face 122 has the outside thread that matches with this negative thread, through this negative thread and externally threaded being threaded, realizes being connected of upper casing 11 and lower casing 12.

More particularly, in order to make the socket containing cavity isolation regional and housing 1 of housing 1 good, negative thread in the present embodiment and outside thread all are the square shaped teeth screw threads.

Upper casing 11 and lower casing 12 are when assembling; In order to position to upper casing 11 and lower casing 12; In the present embodiment, be surrounded with block 123 on lower casing 12 outside faces, this block 123 can be connected to the end face of upper casing 11 first cavitys 111 opening parts; Promptly be connected to the bottom surface of upper casing, thereby realize upper casing 11 and the location of lower casing 12 when assembling.

Particularly, this block 123 is looped around on the outside face of whole lower casing 12, forms a ring piece 123, and like this, this block 123 promptly can play the effect of location, and since the end face of itself and upper casing 11 be connected to together, thereby also play the leak free effect.

Seal ring 13 in the present embodiment is the O RunddichtringO.

The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims

1. housing; Comprise upper casing, the lower casing and the seal ring that cooperate with said upper casing, it is characterized in that said lower casing one end is socketed on the inside face of said upper casing one end; Surround formation one containing cavity with said upper casing; Said seal ring places in the socket zone of said lower casing and the corresponding socket of said upper casing, and said housing also comprises an external member, and said external member is sheathed on said upper casing and is connected on the external peripheral surface of an end with said lower casing.

2. a kind of housing as claimed in claim 1 is characterized in that, said external member comprises the cover bar, be located at said cover bar one end first pullover and be located at the said cover bar other end and can with said first pullover engage second pullover.

3. a kind of housing as claimed in claim 2 is characterized in that, said first has draw-in groove in pullover, and said second has the dop that can be sticked in the said draw-in groove on pullover.

4. a kind of housing as claimed in claim 3 is characterized in that said draw-in groove is provided with first latch, and said card article is provided with second latch that can be sticked in said first latch.

5. like each described a kind of housing of claim 1 to 4; It is characterized in that; The inside face of said upper casing one end has first joint face, and the outside face of said lower casing one end has second joint face that cooperates with said first joint face, and said second joint face is provided with at least one groove around said lower casing outside face; Said seal ring places said groove, and is connected to said first joint face and second joint face respectively.

6. a kind of housing as claimed in claim 5 is characterized in that, engaging is connected said first joint face with second joint face.

7. a kind of housing as claimed in claim 6 is characterized in that, has negative thread on said first joint face, has on said second joint face to engage the bonded assembly outside thread with said negative thread.

8. a kind of housing as claimed in claim 7 is characterized in that, said negative thread and said externally threaded thread are the flat thread tooth.

9. like each described a kind of housing of claim 1 to 4, it is characterized in that the outside face of said lower casing is surrounded with the flange that can connect with said upper casing bottom surface.

10. like each described a kind of housing of claim 1 to 4, it is characterized in that said seal ring is the O RunddichtringO.