CN207246502U - A kind of powder special gas control flow valve - Google Patents
A kind of powder special gas control flow valve Download PDFInfo
- Publication number
- CN207246502U CN207246502U CN201721124381.XU CN201721124381U CN207246502U CN 207246502 U CN207246502 U CN 207246502U CN 201721124381 U CN201721124381 U CN 201721124381U CN 207246502 U CN207246502 U CN 207246502U
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- piston
- support column
- flow valve
- gas control
- control flow
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Abstract
The utility model discloses a kind of powder special gas control flow valve, including piston cylinder, second piston, piston and doctor blade, the top of the piston cylinder is connected with each other with sealing plate, the fixes sleeve is connected with each other with support column, the second piston is fixed on the top of support column, the piston is fixedly connected with the bottom of support column, and the lower face of piston is provided with retainer plate, the doctor blade and retainer plate are connected with each other, the bottom of the piston cylinder is provided with sealing block, and material hole is both provided with left and right sides of piston cylinder, and material hole is connected with each other by connecting tube and connector, ventilating opening is installed on the left of the fixes sleeve, the second tracheae is provided with above first tracheae.The powder special gas control flow valve, material proportion adjustable range can realize stepless adjustable, any proportioning, and regulating system and control are succinct, and processing and fabricating is simple.
Description
Technical field
Fire plant technical field is the utility model is related to, is specially a kind of powder special gas control flow valve.
Background technology
Regulating valve also known as control valve, in industrial automation process control field, are exported by receiving regulation unit
Control signal, go to change the final control element of rate-of flow, pressure, temperature, the technological parameter such as liquid level by power operation,
Generally it is made of executing agency and valve.
With the improvement of people ' s living standards with the continuous development in regulating valve field, application of the flow valve in fire-fighting domain
Also it is more and more extensive, but existing powder with flow valve when in use there is can not accurately be adjusted to flow velocity, valve
Interior dust is easily accumulated, it is inconvenient to use the shortcomings that.In view of the above-mentioned problems, urgent need carries out innovation on the basis of original flow valve and sets
Meter.
Utility model content
The purpose of this utility model is to provide a kind of powder special gas control flow valve, to solve to carry in above-mentioned background technology
Go out and flow velocity can not accurately be adjusted, dust is easily accumulated in valve, inconvenient problem with use.
To achieve the above object, the utility model provides following technical solution：A kind of powder special gas control flow valve, including
Piston cylinder, second piston, piston and doctor blade, top and the sealing plate of the piston cylinder are connected with each other, and the lower end of sealing plate
Face is provided with fixes sleeve, and the fixes sleeve is connected with each other with support column, and the second piston is fixed on the top of support column,
The piston is fixedly connected with the bottom of support column, and the lower face of piston is provided with retainer plate, the doctor blade and retainer plate
It is connected with each other, the bottom of the piston cylinder is provided with sealing block, and material hole is both provided with left and right sides of piston cylinder, and leads to
Material mouth is connected with each other by connecting tube and connector, is provided with ventilating opening on the left of the fixes sleeve, and ventilating opening passes through first
Tracheae and solenoid valve are connected with each other, and the second tracheae is provided with above first tracheae.
Preferably, the support column is sliding equipment in fixes sleeve, and support column and piston are in 90 ° of angles.
Preferably, the second piston is rubber material, and itself and support column are heat bonding.
Preferably, the scope of activities of the piston is between the upper surface of sealing block and the lower face of sealing plate.
Preferably, the doctor blade has 3, and the side of doctor blade and piston cylinder in the outside spaced set of retainer plate
Inner wall fit.
Preferably, the specification of first tracheae and the second tracheae is identical, and both of which passes through ventilating opening and fixes sleeve
It is connected with each other.
Compared with prior art, the beneficial effects of the utility model are：The powder special gas control flow valve, uses support column
Firm fixation can be carried out to piston, prevent piston because of gravity and automatic descending so as to influence the current of powder, second piston can
The indirect control moved up and down well to piston, is controlled flow using moveable piston, structure more adduction
Reason, can effectively prevent powder from adsorbing in the piston inside wall of cylinder to deposit, reduce the maintenance frequency of the flow valve, use using doctor blade
Tracheae is controlled moving up and down for piston, and control is more accurate, and operation is more convenient, and material proportion adjustable range can be with
Realize stepless adjustable, any proportioning, regulating system and control are succinct, and processing and fabricating is simple.
Brief description of the drawings
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is enlarged structure schematic diagram at the utility model A；
Fig. 3 is enlarged structure schematic diagram at the utility model B.
In figure：1st, piston cylinder, 2, sealing plate, 3, fixes sleeve, 4, support column, 5, second piston, 6, piston, 7, fixed
Circle, 8, doctor blade, 9, sealing block, 10, material hole, 11, connecting tube, 12, connector, 13, ventilating opening, the 14, first tracheae, 15, the
Two tracheaes, 16, solenoid valve.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of powder special gas control flow valve, including work
Plug cylinder 1, sealing plate 2, fixes sleeve 3, support column 4, second piston 5, piston 6, retainer plate 7, doctor blade 8, sealing block 9, logical material
Mouthfuls 10, connecting tube 11, connector 12, ventilating opening 13, the first tracheae 14, the second tracheae 15 and solenoid valve 16, the top of piston cylinder 1 with
Sealing plate 2 is connected with each other, and the lower face of sealing plate 2 is provided with fixes sleeve 3, and fixes sleeve 3 is connected with each other with support column 4,
Support column 4 is sliding equipment in fixes sleeve 3, and support column 4 and piston 6 are in 90 ° of angles, prevent piston 6 because of gravity and oneself
Row declines so as to influence the current of powder, and second piston 5 is fixed on the top of support column 4, and second piston 5 is rubber material, and
It is heat bonding, the indirect control that second piston 6 well can move up and down piston 5, piston 6 and branch with support column 4
The bottom of dagger 4 is fixedly connected, and the scope of activities of piston 6 is between the upper surface of sealing block 9 and the lower face of sealing plate 2, knot
Structure is more reasonable, and the lower face of piston 6 is provided with retainer plate 7, and doctor blade 8 and retainer plate 7 are connected with each other, and doctor blade 8 is solid
Surely the outside spaced set of circle 7 has 3, and the inner wall of the side of doctor blade 8 and piston cylinder 1 fits, and can effectively prevent
Powder is adsorbed in 1 inner wall of piston cylinder and deposited, and the bottom of piston cylinder 1 is provided with sealing block 9, and the left and right sides of piston cylinder 1 is all provided with
Material hole 10 is equipped with, and material hole 10 is connected with each other by connecting tube 11 and connector 12, the left side of fixes sleeve 3 is provided with logical
Air port 13, and ventilating opening 13 is connected with each other by the first tracheae 14 and solenoid valve 16, the top of first tracheae 14 is provided with
Second tracheae 15, the first tracheae 14 is identical with the specification of the second tracheae 15, and both of which passes through 3 phase of ventilating opening 13 and fixes sleeve
Connect, control is more accurate, and operation is more convenient.
Operation principle：Powder can enter in piston cylinder 1 at connector 12 and connecting tube 11, then the opposite side from piston cylinder 1
Flowed out at material hole 10, generally required when powder passes through and the flow velocity of powder is controlled, start and stop position depends on material
Ratio, after material proportion ratio is adapted to extinguishment requirement, solenoid valve 16 is closed, so this pneumatic flowrate valve can realize material
The step-less adjustment of proportioning, so as to fulfill the fire extinguishing in various materials and place, when the solenoid valve 16 of lower section is in opening, pressure
Contracting air is delivered to the inside of fixes sleeve 3 from the first tracheae 14 and ventilating opening 13, and gas is endlessly from fixing sleeve at this time
The bottom of cylinder 3 applies pressure to second piston 5, so that inner wall upward sliding of the second piston 5 along fixes sleeve 3, and then
Band piston 6 is moved, the increase of open area at material hole 10, similarly, can be by the so that the flow of powder becomes larger
Compressed air is delivered in fixes sleeve 3 by the use of two tracheaes 15 from the top of second piston 5, promotes second piston 5 downward
It is mobile, and then moved down with piston 6, so that the flow of powder reduces, then reach what powder flow was controlled
Purpose, because what pipeline conveyed sometimes is powder medium, easily and the generation adhesion of 1 inner wall of piston cylinder, influences the movement of piston 6,
So having used doctor blade 8 in the bottom of piston 6, while piston 6 moves, doctor blade 8 will can be sticked on 1 inner wall of piston cylinder
Powder particles excision, and cut off after powder can be accumulated in the bottom of piston cylinder 1, can open sealing block 9 to powder at
Reason, here it is the operation principle of the powder special gas control flow valve.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of powder special gas control flow valve, including piston cylinder (1), second piston (5), piston (6) and doctor blade (8), its
It is characterized in that：The top of the piston cylinder (1) is connected with each other with sealing plate (2), and the lower face of sealing plate (2) is provided with fixation
Sleeve (3), the fixes sleeve (3) are connected with each other with support column (4), and the second piston (5) is fixed on the top of support column (4)
End, the piston (6) is fixedly connected with the bottom of support column (4), and the lower face of piston (6) is provided with retainer plate (7), described
Doctor blade (8) and retainer plate (7) are connected with each other, and the bottom of the piston cylinder (1) is provided with sealing block (9), and piston cylinder (1)
The left and right sides is both provided with material hole (10), and material hole (10) is connected with each other by connecting tube (11) and connector (12), institute
State and ventilating opening (13) is installed on the left of fixes sleeve (3), and ventilating opening (13) passes through the first tracheae (14) and solenoid valve (16)
It is connected with each other, the second tracheae (15) is provided with above first tracheae (14).
A kind of 2. powder special gas control flow valve according to claim 1, it is characterised in that：The support column (4) is solid
It is sliding equipment in sleeve (3) to determine, and support column (4) and piston (6) are in 90 ° of angles.
A kind of 3. powder special gas control flow valve according to claim 1, it is characterised in that：The second piston (5) is
Rubber material, and itself and support column (4) they are heat bonding.
A kind of 4. powder special gas control flow valve according to claim 1, it is characterised in that：The activity of the piston (6)
Scope is between the upper surface of sealing block (9) and the lower face of sealing plate (2).
A kind of 5. powder special gas control flow valve according to claim 1, it is characterised in that：The doctor blade (8) is solid
The outside spaced set of fixed circle (7) has 3, and the inner wall of the side of doctor blade (8) and piston cylinder (1) fits.
A kind of 6. powder special gas control flow valve according to claim 1, it is characterised in that：First tracheae (14) and
The specification of second tracheae (15) is identical, and both of which is connected with each other by ventilating opening (13) and fixes sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124381.XU CN207246502U (en) | 2017-09-04 | 2017-09-04 | A kind of powder special gas control flow valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124381.XU CN207246502U (en) | 2017-09-04 | 2017-09-04 | A kind of powder special gas control flow valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207246502U true CN207246502U (en) | 2018-04-17 |
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ID=61884282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721124381.XU Active CN207246502U (en) | 2017-09-04 | 2017-09-04 | A kind of powder special gas control flow valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207246502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327605A (en) * | 2017-09-04 | 2017-11-07 | 润泰救援装备科技河北有限公司 | A kind of powder special gas control flow valve |
-
2017
- 2017-09-04 CN CN201721124381.XU patent/CN207246502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327605A (en) * | 2017-09-04 | 2017-11-07 | 润泰救援装备科技河北有限公司 | A kind of powder special gas control flow valve |
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