CN208090048U - A kind of pneumatic bottom open type baiting valve - Google Patents
A kind of pneumatic bottom open type baiting valve Download PDFInfo
- Publication number
- CN208090048U CN208090048U CN201820417483.9U CN201820417483U CN208090048U CN 208090048 U CN208090048 U CN 208090048U CN 201820417483 U CN201820417483 U CN 201820417483U CN 208090048 U CN208090048 U CN 208090048U
- Authority
- CN
- China
- Prior art keywords
- stem guiding
- flange
- tube socket
- sealing ring
- sealing
- 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 discloses a kind of pneumatic bottom open type baiting valves, including valve body, the valve body includes charging flange, discharging elbow and stem guiding tube socket, the inner cavity of tubular structure of the stem guiding tube socket is communicated with the inner cavity of discharging elbow, the bottom of the stem guiding tube socket is connected with pneumatic apparatus, it is provided with stem guiding set in the inner cavity of the stem guiding tube socket, it is provided with valve rod in the stem guiding set, the top of the valve rod is provided with flap, the bottom end of the valve rod is connected with pneumatic apparatus, the upper end of the flap is provided with annular groove, and third sealing ring is provided in annular groove, the upper end of the charging flange is provided with sealing flange, the feed inlet of the sealing flange cooperatively forms sealing structure with third sealing ring；The utility model is provided with pneumatic apparatus and multiple sealing rings, does not have to manual blowing, and good airproof performance, not will produce the phenomenon of leakage when producing with blowing.
Description
Technical field
The utility model is related to valve field, specifically a kind of pneumatic bottom open type baiting valve.
Background technology
In fields such as chemical industry, food, pharmacy, metallurgy, various reaction kettles are designed with the baiting valve for discharge, existing to put
Expect that the sealing of valve generally uses manual blowing, and feed liquid generally has corrosivity, is easy to damage blowing personnel.
Utility model content
The purpose of this utility model is to provide a kind of pneumatic bottom open type baiting valves, are to solve baiting valve in the prior art
The problem of manual baiting valve, corrosivity feed liquid is easy to damage blowing personnel when blowing.
To achieve the above object, the utility model provides the following technical solutions：A kind of pneumatic bottom open type baiting valve, including valve
Body, the valve body include that charging flange, discharging elbow and stem guiding tube socket, one end of the discharging elbow are connected to charging method
On blue lower face, be connected with stem guiding tube socket in the lower wall of the discharging elbow, the stem guiding tube socket perpendicular to
Flange setting is fed, the top of the stem guiding tube socket is tubular structure, and lower part is flange arrangement, the stem guiding tube socket
The inner cavity of tubular structure communicated with the inner cavity of discharging elbow, the bottom of the stem guiding tube socket, which is connected with, pneumatically executes member
Part is provided with stem guiding set in the inner cavity of the stem guiding tube socket, first is provided on the inner wall of the stem guiding set
Sealing ring mounting groove is provided with the first sealing ring in first sealing ring mounting groove, is set on the outer wall of the stem guiding set
It is equipped with the second sealing ring mounting groove, the second sealing ring is provided in second sealing ring mounting groove, during the stem guiding covers
It is provided with valve rod, the top of the valve rod is provided with flap, and the bottom end of the valve rod is connected with pneumatic apparatus, the flap
Upper end be provided with annular groove, and third sealing ring is provided in annular groove, the upper end of the charging flange is provided with Sealing Method
Orchid, feed inlet and the third sealing ring of the sealing flange cooperatively form sealing structure.
Preferably, it is provided with seal washer between charging flange and the sealing flange.
Preferably, the material selection polytetrafluoroethylene (PTFE) of the stem guiding set.
Preferably, the pneumatic apparatus is single-acting spring reset cylinder.
Compared with prior art, the utility model has the beneficial effects that：Provided with pneumatic apparatus and multiple sealing rings,
Without manual blowing, and good airproof performance, when production and blowing, not will produce the phenomenon of leakage.
Description of the drawings
Fig. 1 is the structural schematic diagram that the utility model is closed.
Fig. 2 is structural schematic diagram when the utility model is opened.
In figure：1- sealing flanges, 2- flaps, 3- valve bodies, 31- chargings flange, 32- discharging elbows, 33- stem guiding pipes
Seat, 4- stem guidings set, the first sealing rings of 5-, the second sealing rings of 6-, 7- valve rods, 8- pneumatic apparatus, 9- thirds sealing ring,
10- seal washers.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~2, in the utility model embodiment, a kind of pneumatic bottom open type baiting valve, including valve body 3, valve body 3
Including charging flange 31, discharging elbow 32 and stem guiding tube socket 33, one end of discharging elbow 32 is connected to charging flange 31
On lower face, stem guiding tube socket 33 is connected in the lower wall of discharging elbow 32, stem guiding tube socket 33 is perpendicular to charging method
Orchid 31 is arranged, and the top of stem guiding tube socket 33 is tubular structure, the upper end of tubular structure and the lower wall phase of discharging elbow 32
Pass through connected, lower part is flange arrangement, and the inner cavity of the tubular structure of stem guiding tube socket 33 is communicated with the inner cavity of discharging elbow 32, valve
The bottom that bar is oriented to tube socket 33 is connected with pneumatic apparatus 8, and pneumatic apparatus 8 is single-acting spring reset cylinder, valve rod
It is oriented in the inner cavity of tube socket 33 and is provided with stem guiding set 4, the installation of the first sealing ring is provided on the inner wall of stem guiding set 4
Slot is provided with the first sealing ring 5 in the first sealing ring mounting groove, the second sealing ring peace is provided on the outer wall of stem guiding set 4
Tankage is provided with the second sealing ring 6 in the second sealing ring mounting groove, valve rod 7, the top of valve rod 7 is provided in stem guiding set 4
It is provided with flap 2, the bottom end of valve rod 7 is connected with pneumatic apparatus 8, and the upper end of flap 2 is provided with annular groove, and in annular groove
It is provided with third sealing ring 9, the upper end of charging flange 31 is provided with sealing flange 1, and feed inlet and the third of sealing flange 1 seal
Circle 9 cooperatively forms sealing structure；It is provided with seal washer 10 between charging flange 31 and sealing flange 1, when preventing blowing, charging
The junction material leakage of flange 31 and sealing flange 1；The material selection polytetrafluoroethylene (PTFE) of stem guiding set 4, good airproof performance are corrosion-resistant
Property is good.
The operation principle of the utility model is：When production, in pneumatic apparatus 8 under the action of spring, valve rod 7 is pushed up
It rises, third sealing ring 9 and the feed inlet of sealing flange 1 on flap 2 is made to be in close contact to form sealing；When blowing, to pneumatically holding
Units 8 are passed through compressed air, and under the action of compressed air, valve rod 7 moves downward, third sealing ring 9 and sealing flange 1
Feed inlet is detached from, and the feed liquid in reaction kettle is entered by the feed inlet of sealing flange 1 in discharging elbow 32, by going out for discharging elbow 32
It is flowed out at mouthful；During blowing, seal washer 10 prevents the junction material leakage of charging flange 31 and sealing flange 1, and first is close
Bleed between seal 5 prevents valve rod 7 and stem guiding from covering 4, the second sealing ring 6 prevent stem guiding set 4 and stem guiding tube socket
Bleed between 33.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (4)
1. a kind of pneumatic bottom open type baiting valve, including valve body (3), which is characterized in that the valve body (3) includes charging flange
(31), one end of discharging elbow (32) and stem guiding tube socket (33), the discharging elbow (32) is connected to charging flange (31)
Lower face on, stem guiding tube socket (33), the stem guiding tube socket are connected in the lower wall of the discharging elbow (32)
(33) it is arranged perpendicular to charging flange (31), the top of the stem guiding tube socket (33) is tubular structure, and lower part is flange knot
The inner cavity of structure, the tubular structure of the stem guiding tube socket (33) is communicated with the inner cavity of discharging elbow (32), the stem guiding
The bottom of tube socket (33) is connected with pneumatic apparatus (8), and being provided with valve rod in the inner cavity of the stem guiding tube socket (33) leads
To set (4), the first sealing ring mounting groove, first sealing ring mounting groove are provided on the inner wall of the stem guiding set (4)
It is inside provided with the first sealing ring (5), is provided with the second sealing ring mounting groove on the outer wall of the stem guiding set (4), described
It is provided with the second sealing ring (6) in two sealing ring mounting grooves, valve rod (7), the valve rod are provided in the stem guiding set (4)
(7) top is provided with flap (2), and the bottom end of the valve rod (7) is connected with pneumatic apparatus (8), the flap (2) it is upper
End is provided with annular groove, and third sealing ring (9) is provided in annular groove, and the upper end of the charging flange (31) is provided with sealing
Flange (1), feed inlet and the third sealing ring (9) of the sealing flange (1) cooperatively form sealing structure.
2. a kind of pneumatic bottom open type baiting valve according to claim 1, which is characterized in that the charging flange (31) and close
It is provided with seal washer (10) between envelope flange (1).
3. a kind of pneumatic bottom open type baiting valve according to claim 1, which is characterized in that the stem guiding set (4)
Material selection polytetrafluoroethylene (PTFE).
4. a kind of pneumatic bottom open type baiting valve according to claim 1, which is characterized in that the pneumatic apparatus (8)
For single-acting spring reset cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820417483.9U CN208090048U (en) | 2018-03-27 | 2018-03-27 | A kind of pneumatic bottom open type baiting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820417483.9U CN208090048U (en) | 2018-03-27 | 2018-03-27 | A kind of pneumatic bottom open type baiting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208090048U true CN208090048U (en) | 2018-11-13 |
Family
ID=64060307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820417483.9U Expired - Fee Related CN208090048U (en) | 2018-03-27 | 2018-03-27 | A kind of pneumatic bottom open type baiting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208090048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022677A (en) * | 2019-12-25 | 2020-04-17 | 陕西航天泵阀科技集团有限公司 | Four-connecting-rod pneumatic discharge valve |
-
2018
- 2018-03-27 CN CN201820417483.9U patent/CN208090048U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022677A (en) * | 2019-12-25 | 2020-04-17 | 陕西航天泵阀科技集团有限公司 | Four-connecting-rod pneumatic discharge valve |
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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: 20181113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |