CN206130128U - Inlet valve - Google Patents
Inlet valve Download PDFInfo
- Publication number
- CN206130128U CN206130128U CN201621170683.6U CN201621170683U CN206130128U CN 206130128 U CN206130128 U CN 206130128U CN 201621170683 U CN201621170683 U CN 201621170683U CN 206130128 U CN206130128 U CN 206130128U
- Authority
- CN
- China
- Prior art keywords
- valve body
- rotating shaft
- axle sleeve
- inlet valve
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an inlet valve, valve body structure about it adopts sets up the valve block that has with cavity sphere inner wall shape complex arc piece board in the cavity, and the sphere inner wall covers the sphere space that forms between arbitrary two adjacent arc piece flanges reason for which angle all to have at least two arc piece boards to be located sphere inner wall coverage no matter the valve block is rotatory to, can avoid the hourglass material phenomenon after the valve block stall. The utility model discloses a further adopt clamp fixed connection, be convenient for dismouting and washing between pneumatic motor and the axle sleeve from top to bottom between the valve body,
Description
Technical field
The utility model is related to a kind of inlet valve, especially a kind of continuous rotating feeding valve on pulverizer.
Background technology
Inlet valve can be to be installed in the upper valve body structure for being used for control charging such as materials crusher, depiler.At present,
Known charging valve arrangement is made up of valve body, valve block, pneumatic actuator.Air motor is passed through the rotation of gas rear-guard moving valve plate, valve
Material rotation in sector-meeting band moving valve is fallen.But when valve block stops operating, valve block may stop to discontiguous with valve body
Angle, now valve body can not fully seal, there is material leakage situation.And the upper lower valve body of existing inlet valve is fastened by bolt,
Dismounting is required for instrument, very inconvenient for the inlet valve for needing frequent dismounting and cleaning.
Utility model content
The purpose of this utility model is to make up above-mentioned the deficiencies in the prior art, there is provided a kind of new inlet valve, it is to avoid
Valve block stop operating after material leakage phenomenon, and can with easy disassembly, be easy to cleaning.
For achieving the above object, the utility model provides a kind of inlet valve, and it includes：
Valve body, including the upper valve body and lower valve body that can mutually dismantle, is formed with penetrating outside valve body up and down in the valve body
Cavity, the cavity left and right sides has the sphere inwall of two positional symmetries；
Valve block, is arranged in the cavity of the valve body, and it has rotating shaft, and multiple arcs are provided with along direction of rotation in the rotating shaft
To coordinate with the sphere inner wall shape of the cavity, the arc-like sheet edges of boards edge coordinates shape sheet with sphere inwall gap, and appoints
The spherical space formed between two adjacent arc sheet edges of meaning can be completely covered by sphere inwall each described, so that
The valve block rotate to it is arbitrarily angled when at least two arc sheets be located in the sphere inwall coverage；The rotating shaft
Two ends are rotatably connected respectively in the both sides in front and back of the valve body, and wherein one end of the valve body connection rotating shaft also has opening, with
Connect the rotating shaft for rotating driving device.
Wherein, the top to bottom, left and right, front and rear in the utility model and embodiment are for same object of reference
's.
Further, both sides have the planar inner wall of two positional symmetries before and after the cavity, and the valve block rotating shaft has
The thin axle that middle rotating shaft cylinder and the two ends coaxial with rotating shaft cylinder stretches out, the rotating shaft cylinder both ends of the surface are that plane is described to coordinate
The planar inner wall of cavity, the arc sheet is on the rotating shaft cylinder.
Further, the plurality of arc sheet is uniformly distributed in the rotating shaft.
Further, the arc sheet rotates arc-like sheet edges of boards edge and sphere during to the sphere inwall coverage
The gap of inwall is 0.2-0.5mm.
Further, the rotating shaft two ends are rotatably connected respectively in first, second axle sleeve for being arranged on both sides before and after valve body
On.
Further, first, second axle sleeve is installed on the both sides in front and back of the lower valve body.
Further, the first axle set has the circular hole of the axle sleeve of non-through first for the insertion of described rotating shaft one end；Institute
The second axle sleeve is stated located at the valve body end with opening, and it has the circle through the second axle sleeve for rotating shaft other end insertion
Hole, so that rotating driving device connects the rotating shaft.
Further, the rotating shaft other end and the second axle sleeve are stretched out in outside the valve body.
Further, the junction of the upper valve body and lower valve body has a seal, first axle sleeve respectively with upper valve
The junction of body and lower valve body is respectively provided with seal, and second axle sleeve is respectively provided with respectively with the junction of upper valve body and lower valve body
Seal.
Further, the inlet valve also includes the air motor being connected with rotating shaft, the air motor by clip with
Second axle sleeve is mutually fixed.
Further, the upper valve body and lower valve body are removably secured connection by clip.
Further, the upper valve body, lower valve body, valve block, the second axle sleeve material be 316L stainless steels, surface roughness
0.4 μm of Ra is reached, the material of first axle sleeve is polytetrafluoroethylene (PTFE).What described clip etc. was not contacted with material adopts
304 stainless steels.
The inlet valve that the utility model is provided adopts to be arranged in upper and lower valve body structure, cavity to be had and cavity sphere inwall shape
The valve block of the arc sheet that shape coordinates, and sphere inwall covers the sphere formed between the adjacent arc sheet edge of any two
Space so that no matter which angle valve block is rotated to, all at least two arc sheets are located in sphere inwall coverage, can
With the material leakage phenomenon after avoiding valve block from stopping operating.Enter between upper lower valve body of the present utility model, between air motor and axle sleeve
One step is fixedly connected using clip, is easy to dismount and is cleaned.
Description of the drawings
To become apparent from understanding the purpose of this utility model, feature and advantage, below with reference to accompanying drawing to the utility model
Preferred embodiment be described in detail, wherein：
Fig. 1 is the stereogram of the utility model second embodiment inlet valve；
Fig. 2 is the first sectional view of the utility model second embodiment inlet valve；
Fig. 3 is the second sectional view of the utility model second embodiment inlet valve；
Fig. 4 is the stereogram that the utility model second embodiment inlet valve removes upper valve body；
Fig. 5 is the stereogram of the utility model second embodiment valve block.
Specific embodiment
First embodiment
The inlet valve of the present embodiment includes valve body and its interior valve block.
Valve body includes upper valve body and the lower valve body that can mutually dismantle, and the upper and lower penetrating sky outside valve body is formed with valve body
Chamber, the cavity left and right sides has the sphere inwall of two positional symmetries.
Valve block is arranged in the cavity of valve body, and it has rotating shaft, in rotating shaft along direction of rotation be provided with multiple arcs sheet with
Coordinate with the sphere inner wall shape of cavity, arc-like sheet edges of boards edge coordinates with sphere inwall gap, and the adjacent arc-like sheet of any two
The spherical space formed between edges of boards edge can be completely covered by each sphere inwall so that valve block rotate to it is arbitrarily angled when
At least one arc sheet is located in sphere inwall coverage；Rotating shaft two ends are rotatably connected respectively two before and after valve body
Side, wherein one end of valve body connection rotating shaft also has opening, for rotating driving device connection rotating shaft.
The inlet valve of the present embodiment is arranged in cavity and had and cavity sphere inwall using dismountable valve body structure up and down
The valve block of the arc sheet of form fit, and sphere inwall covers the ball formed between the adjacent arc sheet edge of any two
Space of planes so that no matter which angle valve block is rotated to, all at least two arc sheets are located in sphere inwall coverage,
Material leakage phenomenon after valve block can be avoided to stop operating.
Second embodiment
Please refer to Fig. 1 to Fig. 4, the inlet valve of the present embodiment, including valve body and valve block are shown in Fig. 1.
Valve body includes cylindrical shape upper valve body 1 and the cylindrical shape lower valve body 2 that can mutually dismantle, and is formed with valve body penetrating up and down
Cavity 3 outside valve body, the upper and lower side of cavity 3 is extended to outside valve body respectively from upper valve body 1 and lower valve body 2, the left and right sides of cavity 3
Sphere inwall 31 with two positional symmetries, as shown in Figure 3.
Valve block 4 is arranged in the cavity 3 of valve body, valve block 4 have rotating shaft 41, as shown in Figure 2 and Figure 5, the present embodiment turn
Axle includes the first thin axle 412 and the second thin axle for stretching out in the hollow axle cylinder 411 of centre and the two ends coaxial with rotating shaft cylinder 411
413, on rotating shaft cylinder 411 along direction of rotation be provided with it is multiple (the present embodiment be 10, quantity can be carried out as needed in practical application
Adjustment) arc sheet 42 with the form fit of sphere inwall 31 with cavity 3, edge and the gap of sphere inwall 31 of arc sheet 42
Coordinate, i.e., when a piece of arc sheet is rotated to the coverage of sphere inwall 31, the arc sheet has with sphere inwall
Gap so that valve block will not cause friction with the valve interior wall in cavity when rotated.In the present embodiment, any two adjacent arcs
The spherical space S formed between the edge of shape sheet 42 can be completely covered by sphere inwall 31, as shown in figure 3, so that valve
Piece 4 rotate to it is arbitrarily angled when all at least one arc sheet 42 be located at sphere inwall 31 coverage in, so as in valve
After piece stops the rotation, material will not be passed through from cavity, prevent material leakage.It is preferred that arc sheet is rotated to sphere inwall covering
In the range of when arc-like sheet edges of boards edge and sphere inwall gap be arranged to 0.2-0.5mm, can avoiding both from contacting, friction
While, prevent material leakage.Especially in the interstice coverage, powder also will not drop after accumulation from gap location.
As shown in Figure 2 and Figure 4, the two ends of rotating shaft 41 are rotatably connected respectively in the both sides in front and back of valve body, valve body connection rotating shaft
41 rear end also has opening, for rotating driving device connection rotating shaft 41.
In order to prevent material from leaking down from the rear and front end of valve block after valve block stops the rotation, two before and after the cavity of the present embodiment
Side is configured to the planar inner wall 32 of two positional symmetries, as shown in Fig. 2 the both ends of the surface of the rotating shaft cylinder 411 in the middle of rotating shaft are set
Plane is set to be engaged with planar inner wall 32, arc sheet 42 is uniformly set on rotating shaft cylinder 411.
In the present embodiment, the first thin axle 412 on the both sides of rotating shaft cylinder 411 and the second thin axle 413 are rotatably connected respectively in installation
Before and after lower valve body 2 on first axle sleeve 21 and the second axle sleeve 22 of both sides, as shown in Figure 2 and Figure 4.First axle sleeve 21 has and supplies the
The circular hole of the axle sleeve of non-through first of the insertion of one thin axle 412, and the second axle sleeve 22 is located at the lower valve body rear end with opening, and the
Two axle sleeves 22 have the circular hole through the second axle sleeve for the insertion of the second thin axle 413, for the thin axle 413 of air motor 5 and second
Connection.First axle sleeve 21 and the second axle sleeve 22 of the present embodiment be each arranged to it is square, with will not after being fixed in lower valve body 2
The valve block for being rotated drives and rotates.In other embodiments, the first axle sleeve and the second axle sleeve can be solid with other shapes and mode
It is scheduled in upper valve body, lower valve body.
In order that the second thin axle 413 can be connected with air motor 5 and drive valve block to rotate, the thin axle 413 of the present embodiment second
And second axle sleeve 22 stretch out in that lower valve is external, the end of the second thin axle 413 is configured to stretch out bumping square 414, pneumatic
The rotary shaft of motor 5 is configured to the structure of circular outer wall, square inner bore, so that the bumping square of the second thin axle is inserted, i.e., in fact
Existing air motor drives the second thin axle, the rotation of valve block.In other embodiments, rotating shaft can also be other companies with air motor
Mode is connect, air motor also can be replaced with other rotating driving devices.
In order to realize the sealing of inlet valve, the present embodiment is provided with circle sealing in the junction of upper valve body 1 and lower valve body 2
Circle, as shown in Figure 2 and Figure 4, the first axle sleeve 21 is equipped with respectively sealing ring, the second axle sleeve with the junction of upper valve body and lower valve body
22 are also equipped with sealing ring with the junction of upper valve body and lower valve body respectively.
For the ease of dismounting, the upper valve body 1 and lower valve body 2 of the present embodiment are removably secured connection by the first clip 6,
The axle sleeve 22 of air motor 5 and second is removably secured connection by the second clip 7.
In the present embodiment, the material with the part of material directly contact such as the upper valve body, lower valve body, valve block, second axle sleeve
Matter selects 316L stainless steels, and so as to meet GMP sanitation-grade requirements, and surface roughness reaches 0.4 μm of Ra；The material of the first axle sleeve
Matter is polytetrafluoroethylene (PTFE).What clip etc. was not contacted with material adopts 304 stainless steels.
Claims (10)
1. a kind of inlet valve, it is characterised in that it includes：
Valve body, including the upper valve body and lower valve body that can mutually dismantle, is formed with the upper and lower penetrating sky outside valve body in the valve body
Chamber, the cavity left and right sides has the sphere inwall of two positional symmetries；
Valve block, is arranged in the cavity of the valve body, and it has rotating shaft, and multiple arcs piece is provided with along direction of rotation in the rotating shaft
To coordinate with the sphere inner wall shape of the cavity, the arc-like sheet edges of boards edge coordinates plate with sphere inwall gap, and any two
The spherical space formed between individual adjacent arc sheet edge can be completely covered by sphere inwall each described, so that described
Valve block rotate to it is arbitrarily angled when at least two arc sheets be located in the sphere inwall coverage；The rotating shaft two ends
Be rotatably connected respectively the both sides before and after the valve body, and wherein one end of the valve body connection rotating shaft also has opening, for rotation
Rotary driving device connects the rotating shaft.
2. inlet valve according to claim 1, it is characterised in that：Both sides have two positional symmetries before and after the cavity
Planar inner wall, the thin axle that the valve block rotating shaft is stretched out with middle rotating shaft cylinder and the two ends coaxial with rotating shaft cylinder, described turn
Beam barrel both ends of the surface are plane to coordinate the planar inner wall of the cavity, the arc sheet to be located on the rotating shaft cylinder.
3. inlet valve according to claim 2, it is characterised in that：The plurality of arc sheet is uniformly distributed in the rotating shaft
On.
4. inlet valve according to claim 2, it is characterised in that：The arc sheet rotates to the sphere inwall and covers
In the range of when arc-like sheet edges of boards edge and sphere inwall gap be 0.2-0.5mm.
5. inlet valve according to claim 2, it is characterised in that：The rotating shaft two ends are rotatably connected respectively in being arranged on down
Before and after valve body on first, second axle sleeve of both sides.
6. inlet valve according to claim 5, it is characterised in that：The first axle set has for the insertion of described rotating shaft one end
The axle sleeve of non-through first circular hole；Second axle sleeve located at opening valve body end, and its have it is another for the rotating shaft
The circular hole through the second axle sleeve of one end insertion, so that rotating driving device connects the rotating shaft.
7. inlet valve according to claim 6, it is characterised in that：The rotating shaft other end and the second axle sleeve are stretched out in
Outside the valve body.
8. inlet valve according to claim 6, it is characterised in that：The junction of the upper valve body and lower valve body has sealing
Part, first axle sleeve is respectively provided with respectively seal with the junction of upper valve body and lower valve body, second axle sleeve respectively with it is upper
The junction of valve body and lower valve body is respectively provided with seal.
9. the inlet valve according to any one of claim 5 to 8, it is characterised in that：The inlet valve also includes and rotating shaft phase
Air motor even, the air motor is mutually fixed by clip with second axle sleeve.
10. the inlet valve according to any one of claim 1 to 8, it is characterised in that：The upper valve body and lower valve body are by card
Hoop is removably secured connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170683.6U CN206130128U (en) | 2016-10-26 | 2016-10-26 | Inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621170683.6U CN206130128U (en) | 2016-10-26 | 2016-10-26 | Inlet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206130128U true CN206130128U (en) | 2017-04-26 |
Family
ID=58575879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621170683.6U Expired - Fee Related CN206130128U (en) | 2016-10-26 | 2016-10-26 | Inlet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206130128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648083A (en) * | 2020-12-08 | 2021-04-13 | 广汽乘用车有限公司 | Exhaust pressure adjusting device |
-
2016
- 2016-10-26 CN CN201621170683.6U patent/CN206130128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648083A (en) * | 2020-12-08 | 2021-04-13 | 广汽乘用车有限公司 | Exhaust pressure adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20191026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |