CN208457197U - A kind of movable sealing structure of charging cabinet - Google Patents
A kind of movable sealing structure of charging cabinet Download PDFInfo
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- CN208457197U CN208457197U CN201821034789.2U CN201821034789U CN208457197U CN 208457197 U CN208457197 U CN 208457197U CN 201821034789 U CN201821034789 U CN 201821034789U CN 208457197 U CN208457197 U CN 208457197U
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- mandrel
- dynamic sealing
- charging cabinet
- sealing structure
- operation panel
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Abstract
The utility model relates to a kind of movable sealing structure of charging cabinet, comprising: dynamic sealing operation panel, mandrel and dynamic sealing brass mounted；The dynamic sealing operation panel is provided with hollow operating groove, and the mandrel is placed in the operating groove of the dynamic sealing operation panel；The dynamic sealing brass mounted is sleeved on the mandrel exterior；Ring-shaped step is provided in the dynamic sealing brass mounted, the ring-shaped step both ends are respectively arranged with bearing and outside framework oil seal, and the bearing is crimped on the outside framework oil seal end face.Using the utility model, mandrel radially can be permanently interference fitted with dynamic sealing operation panel, guarantee that operation panel will not move axially, and two equality is faced directly on mandrel, can play the role of transmitting torque.
Description
Technical field
The utility model relates to a kind of Gas sealing technology field more particularly to a kind of movable sealing structure of charging cabinet.
Background technique
Currently, one kind is riveting knot there are two types of the sealing structures of existing gas-filling cabinet dynamic sealing mandrel and dynamic sealing operation panel
Structure, one is welding structures.Riveted structure is not easy to position, and design specialized tooling to guarantee angle, needs Special riveting equipment,
Higher cost；And welding structure, although simple process, welding temperature is higher, can generate high temperature deformation, and operation panel is with mandrel
Two different material welding, technique require high, quality to be not easy to guarantee, high temperature will affect the mechanicalness of welding portion material body
It can change, while also make troubles sequent surface processing；In existing operation, operation panel and mandrel can only plate after welding
Zinc operation, with it is no-welding when to destroy surface zinc-plated, and mandrel is caused to be easy gouge problem.
In view of above-mentioned existing defect, the present inventor is based on being engaged in such product design manufacture practical experience abundant for many years
And professional knowledge, and cooperate the utilization of scientific principle, actively it is subject to research and innovation, to found a kind of movable sealing structure of charging cabinet, makes
It has more practicability.By constantly studying, designing, and after being studied sample repeatedly and being improved, it is real that really tool is created finally
With the utility model of value.
Summary of the invention
In order to solve the above technical problems, the purpose of the utility model is to provide a kind of movable sealing structure of charging cabinet.
It the purpose of this utility model and solves its technical problem and adopts the following technical solutions to realize.
A kind of movable sealing structure of charging cabinet, comprising: dynamic sealing operation panel, mandrel and dynamic sealing brass mounted；The dynamic sealing
Operation panel is provided with hollow operating groove, and the mandrel is placed in the operating groove of the dynamic sealing operation panel；The dynamic sealing is yellow
Copper cover for seat is mounted in the mandrel exterior；Ring-shaped step, the ring-shaped step both ends difference are provided in the dynamic sealing brass mounted
It is provided with bearing and outside framework oil seal, the bearing is crimped on the outside framework oil seal end face.
Further, the operating groove be one group of arcuate line being oppositely arranged and one group of rectilinear strip being oppositely arranged according to
It is secondary to be formed by connecting.
Further, the mandrel includes mandrel plane, along platform and ring body；
The mandrel plane is circular flat and is arranged described along platform upper end；
It is described to match along platform and the operating groove；
The ring body is cylindrical and is arranged described along platform lower end.
Further, it is described platform two sides be provided with first face directly faced directly with second, described first faces directly and described second
It faces directly as one group of parallel plane.
Further, the diameter of the mandrel plane is greater than the diameter along platform.
Further, first along platform, which is faced directly, is equal to the ring body diameter with the second straight distance between the surface.
Further, the bearing and the dynamic sealing brass mounted interference fit.
Further, retaining ring is provided between the dynamic sealing operation panel and the mandrel, the retaining ring is by upper layer retaining ring
It is formed with lower layer's retaining ring, lower layer's retaining ring width is greater than the upper layer retaining ring width.
Further, the mandrel outer surface smears 7501 silicone grease.
Further, the mandrel lower end is provided with cubic blind hole, for preventing gas from leaking.
By adopting the above technical scheme, it can be realized following technical effect:
1, using the application sealing structure, mandrel and the rotation of dynamic sealing operation panel are flexible, radial permanent interference fit
It is fixed, it does not need to be welded and fixed, it is ensured that dynamic sealing operation panel will not move axially, and it is blind to be provided with four directions below mandrel
Hole, can play prevents gas leakage effects, on mandrel two it is parallel face directly, the effect of torque can be transmitted；This structure is not
It needs to weld, does not need additional riveting particular manufacturing craft, reduce cost；
2, in this structure, dynamic sealing operation panel and mandrel can carry out zinc coating operations in advance before assembling, after being completed
Without zinc coating operations, zinc coating operations after can only first welding in old structure are reduced, avoids its surface of welding destruction zinc-plated, leads to mandrel
The problems such as being easy gouge, welding deformation reduces product rejection rate；
3, by both ends setting bearing and outside framework oil seal in ring-shaped step, and bearing crimps connection, axis with outside framework oil seal
Holding the cooperation with outside framework oil seal can reduce friction, improve stability of rotation；
4, by the way that retaining ring is arranged before dynamic sealing operation panel and mandrel, and its retaining ring is divided into upper and lower level retaining ring, lower layer's gear
It encloses width and is greater than upper layer retaining ring width, the setting of multi-layer sealed retaining ring improves the leakproofness between dynamic sealing operation panel and mandrel
Energy.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is a kind of movable sealing structure of charging cabinet overall structure top view of the utility model；
Fig. 2 is a kind of movable sealing structure of charging cabinet overall structure perspective view of the utility model；
Fig. 3 is a kind of core shaft structure perspective view of movable sealing structure of charging cabinet of the utility model；
Fig. 4 is a kind of dynamic sealing operation panel structure chart of movable sealing structure of charging cabinet of the utility model；
Fig. 5 is a kind of movable sealing structure of charging cabinet overall structure C-C sectional view of the utility model；
Appended drawing reference: dynamic sealing operation panel 1, operating groove 11, mandrel 2, mandrel platform 21 face 22a directly along platform 22., first,
Second faces 22b, ring body 23, cubic blind hole 24, dynamic sealing brass mounted 3, ring-shaped step 4, bearing 41, outside framework oil seal 42, retaining ring directly
5。
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Referring to Fig. 1 to Fig. 5, the utility model discloses a kind of movable sealing structure of charging cabinet, comprising: dynamic sealing operation panel 1,
Mandrel 2 and dynamic sealing brass mounted 3；Dynamic sealing operation panel 1 is provided with hollow operating groove 11, and mandrel 2 is placed on dynamic sealing operation
In the operating groove 11 of plate 1；Dynamic sealing brass mounted 3 is sleeved on outside mandrel 2；Ring-shaped step 4 is provided in dynamic sealing brass mounted 3,
4 both ends of ring-shaped step are respectively arranged with bearing 41 and outside framework oil seal 42, and bearing 41 is crimped on 42 end face of outside framework oil seal.
Using the application sealing structure, mandrel 2 and dynamic sealing operation panel 1 are rotated flexibly, radial permanent interference fit
It is fixed, it does not need to be welded and fixed, it is ensured that dynamic sealing operation panel 1 will not move axially, this structure does not need to weld, and not need
Additional riveting particular manufacturing craft reduces cost.
In this structure, dynamic sealing operation panel 1 and mandrel 2 can carry out zinc coating operations in advance before assembling, after being completed
Without zinc coating operations, zinc coating operations after can only first welding in old structure are reduced, avoids its surface of welding destruction zinc-plated, leads to mandrel
The problems such as being easy gouge, welding deformation reduces product rejection rate.
By in ring-shaped step 4 both ends bearing 41 and outside framework oil seal 42 need to be set, and bearing 41 and outside framework oil seal 42 are pressed
It connects in succession, the cooperation of bearing 41 and outside framework oil seal 42 can reduce friction, improve rotary balance stability.
Further, operating groove 11 be one group of arcuate line being oppositely arranged and one group of rectilinear strip being oppositely arranged successively
It is formed by connecting.
Further, mandrel 2 includes mandrel plane 21, along platform 22 and ring body 23；Mandrel plane 21 is circular flat and sets
It sets along 22 upper end of platform；Match along platform 22 and operating groove 11；Ring body 23 is cylindrical and is arranged along 22 lower end of platform.
Further, it 22 two sides of platform is provided with first faces 22a and second directly and face 22b directly, first to face 22a and second directly straight
Face 22b is one group of parallel plane, and two parallel planes can be used for transmitting operation panel torque.
Further, the diameter of mandrel plane 21 is greater than the diameter along platform 22.
Further, first along platform 22, which faces 22a and second directly and face distance between 22b directly, is equal to 23 diameter of ring body.
When operating groove 11 is arranged mandrel 2, the first of mandrel 2 faces one group of phase that 22a and second faces 22b directly with operating groove directly
Matching to lines disposed in parallel, the another two sides of mandrel 2 is matched with one group of arcwall face being oppositely arranged of operating groove 11, thus
Mandrel 2 can be inserted in operating groove 11, so that the mandrel plane 21 of mandrel 2 is in 11 upper surface of operating groove, cover operating groove
11。
It is no longer attached using previous welding manner between dynamic sealing operation panel 1 and mandrel 2, mandrel 2 and dynamic sealing
Flexible rotating between structure improves the aesthetics of movable sealing structure of charging cabinet and does not change its sealing performance, and makes it
It operates more easy.
Further, bearing 41 and 3 interference fit of dynamic sealing brass mounted.
Further, retaining ring 5 is provided between dynamic sealing operation panel 1 and mandrel 2, retaining ring 5 is kept off by upper layer retaining ring and lower layer
Circle composition, lower layer's retaining ring width are greater than upper layer retaining ring width.By the way that retaining ring 5 is arranged between dynamic sealing operation panel 1 and mandrel 2,
And its retaining ring 5 divides for upper and lower level retaining ring, lower layer's retaining ring width is greater than upper layer retaining ring width, and the setting of multi-layer sealed retaining ring improves
Sealing performance between dynamic sealing operation panel 1 and mandrel 2.
Further, 7501 silicone grease are smeared in 2 outer surface of mandrel.
Further, 2 lower end of mandrel is provided with cubic blind hole 24, for preventing gas from leaking.
A kind of assembling steps of movable sealing structure of charging cabinet of the utility model are as follows:
Step 1: ring-shaped step 4 is connect with dynamic sealing brass mounted 3 first；
Step 2: outside framework oil seal 42 is crimped on 4 end face of ring-shaped step；
Step 3: bearing 41 is crimped on 42 end face of outside framework oil seal；
Step 4: the operating groove 11 of dynamic sealing operation panel 1 is socketed on mandrel 2；
Step 5: dynamic sealing operation panel 1 and mandrel 2 are assembled, then retaining ring 5 is arranged in mandrel 2 and dynamic sealing operation panel 1
Between；
Step 6: will crimp land step 4 and dynamic sealing brass mounted 3 is set in outside mandrel 2.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of movable sealing structure of charging cabinet characterized by comprising dynamic sealing operation panel (1), mandrel (2) and dynamic sealing are yellow
Copper seat (3)；
The dynamic sealing operation panel (1) is provided with hollow operating groove (11), and the mandrel (2) is placed on the dynamic sealing operation
In the operating groove (11) of plate (1)；It is external that the dynamic sealing brass mounted (3) is sleeved on the mandrel (2)；
It is provided with ring-shaped step (4) in the dynamic sealing brass mounted (3), ring-shaped step (4) both ends are respectively arranged with bearing
(41) it is crimped on the outside framework oil seal (42) end face with outside framework oil seal (42), the bearing (41).
2. movable sealing structure of charging cabinet according to claim 1, which is characterized in that the operating groove (11) is one group opposite
The arcuate line of setting and one group of rectilinear strip being oppositely arranged are connected in sequence.
3. movable sealing structure of charging cabinet according to claim 1, which is characterized in that the mandrel (2) includes mandrel plane
(21), along platform (22) and ring body (23)；
The mandrel plane (21) is circular flat and is arranged described along platform (22) upper end；
It is described to match along platform (22) and the operating groove (11)；
The ring body (23) is cylindrical and is arranged described along platform (22) lower end.
4. movable sealing structure of charging cabinet according to claim 3, which is characterized in that described that platform (22) two sides are provided with
One, which faces (22a) and second directly, faces directly (22b), and described first, which faces (22a) directly, with described second faces (22b) directly and be one group and parallel put down
Face.
5. movable sealing structure of charging cabinet according to claim 3, which is characterized in that the diameter of the mandrel plane (21) is big
In the diameter along platform (22).
6. movable sealing structure of charging cabinet according to claim 4, which is characterized in that first along platform (22) is faced directly
(22a) and second faces distance between (22b) directly and is equal to the ring body (23) diameter.
7. movable sealing structure of charging cabinet according to claim 1, which is characterized in that the bearing (41) with it is described move it is close
Seal brass mounted (3) interference fit.
8. movable sealing structure of charging cabinet according to claim 1, which is characterized in that the dynamic sealing operation panel (1) and institute
It states and is provided between mandrel (2) retaining ring (5), the retaining ring (5) is made of upper layer retaining ring and lower layer's retaining ring, and lower layer's retaining ring is wide
Degree is greater than the upper layer retaining ring width.
9. movable sealing structure of charging cabinet according to claim 1, which is characterized in that smear mandrel (2) outer surface
7501 silicone grease.
10. movable sealing structure of charging cabinet according to claim 3, which is characterized in that mandrel (2) lower end is provided with four
Square blind hole (24), for preventing gas from leaking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821034789.2U CN208457197U (en) | 2018-07-02 | 2018-07-02 | A kind of movable sealing structure of charging cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821034789.2U CN208457197U (en) | 2018-07-02 | 2018-07-02 | A kind of movable sealing structure of charging cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208457197U true CN208457197U (en) | 2019-02-01 |
Family
ID=65170637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821034789.2U Active CN208457197U (en) | 2018-07-02 | 2018-07-02 | A kind of movable sealing structure of charging cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208457197U (en) |
-
2018
- 2018-07-02 CN CN201821034789.2U patent/CN208457197U/en active Active
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