CN210739426U - Gate valve for cooling iron powder - Google Patents
Gate valve for cooling iron powder Download PDFInfo
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- CN210739426U CN210739426U CN201921411861.3U CN201921411861U CN210739426U CN 210739426 U CN210739426 U CN 210739426U CN 201921411861 U CN201921411861 U CN 201921411861U CN 210739426 U CN210739426 U CN 210739426U
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- valve body
- iron powder
- valve
- telescopic device
- flashboard
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Abstract
The utility model provides a cooling slide valve for iron powder, which relates to iron powder preparation technical field, characterized by: comprises a valve body, a flashboard and a telescopic device I; a feed port is formed in one side of the valve body, a discharge port is formed in the other side of the valve body, the highest point of the edge of the opening part of the discharge port is lower than the lowest point of the edge of the opening part of the feed port, a telescopic device I is arranged on one side of the valve body, which corresponds to the discharge port, a telescopic rod of the telescopic device I movably penetrates through the side wall of a valve cavity of the valve body in a sealing mode, and a gate plate used for correspondingly; the top of the valve body is provided with a telescopic device II, a telescopic rod of the telescopic device II movably penetrates through the top surface of the valve cavity of the valve body in a sealing manner, and a protective plate for protecting the flashboard in the iron powder circulation process is arranged at one end part of the telescopic rod of the telescopic device II, which is positioned in the valve cavity of the valve body; the utility model discloses the problem that traditional iron powder circulation pipeline is difficult to seal has effectively been solved.
Description
Technical Field
The utility model belongs to the technical field of the iron powder preparation technique and specifically relates to a gate valve for cooling iron powder is related to.
Background
As is known, when a medium in a pipeline is liquid or gas, a gate valve is used at the same time, and is one of the most commonly used shut-off valves, and is mainly used for switching on or shutting off the medium in the pipeline, and is not used for adjusting the medium flow, and the applied pressure, temperature and diameter range is very large, especially applied to pipelines with medium and large diameters, and if the medium is mixed with solid powder or particles, the gate valve is easily sealed untight; when the medium in the pipeline is solid, a gate valve is usually used, and the gate valve closes or opens the discharge bin opening like a gate, and is mainly used under the working conditions that the medium is powder, granular material, small material and the like, but the gate valve has poor sealing effect and is not suitable for gas or liquid medium; however, in the iron powder preparation, the preparation chamber usually needs to be evacuated to form negative pressure, and after the preparation is completed, the valve is opened to discharge all the high-temperature iron powder at one time to cool the iron powder, so that the iron powder circulation pipeline needs to circulate the powdered medium and can realize good sealing.
Disclosure of Invention
In order to overcome the defects in the background art, the utility model discloses a gate valve for cooling iron powder.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a gate valve for cooling iron powder comprises a valve body, a gate and a telescopic device I; a feed port is formed in one side of the valve body, a discharge port is formed in the other side of the valve body, the highest point of the edge of the opening part of the discharge port is lower than the lowest point of the edge of the opening part of the feed port, a telescopic device I is arranged on one side of the valve body, which corresponds to the discharge port, a telescopic rod of the telescopic device I movably penetrates through the side wall of a valve cavity of the valve body in a sealing mode, and a gate plate used for correspondingly; the top of the valve body is provided with a telescopic device II, telescopic rods of the telescopic device II movably seal and penetrate through the top surface of the valve cavity of the valve body, and the end part, located in the valve cavity of the valve body, of each telescopic rod of the telescopic device II is provided with a guard plate for protecting the flashboard in the iron powder circulation process.
Preferably, the caliber of the discharge hole is larger than that of the feed hole.
Preferably, the end face of one end of the feed inlet, which is positioned in the valve cavity of the valve body, is provided with a sealing ring capable of resisting high temperature.
Preferably, the position of the corresponding collision of the gate plate and the feed inlet is provided with an annular bulge.
Preferably, the axis of the telescopic rod of the telescopic device I is correspondingly overlapped with the axis of the feeding hole.
Preferably, the bottom of the valve cavity of the valve body is obliquely arranged from one end of the feeding hole to one end of the discharging hole.
Preferably, the flashboard is in threaded connection with the telescopic rod of the telescopic device I correspondingly.
Preferably, the guard plate is in threaded connection with the telescopic rod of the telescopic device II correspondingly.
Preferably, the telescopic device I is an air cylinder or a hydraulic cylinder.
Preferably, the telescopic device II is an air cylinder or a hydraulic cylinder.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a gate valve for cooling iron powder, simple structure, easy assembly, low production cost, the highest point of the edge of the opening part of the discharge port is lower than the lowest point of the edge of the opening part of the feed port, so that the iron powder in the valve cavity of the valve body can be completely discharged, and the iron powder is prevented from being retained in the valve cavity of the valve body to interfere the normal operation of other components, thereby causing the untight sealing; break away from the feed inlet and move to after leaving the feed inlet farthest point when the flashboard, II telescopic links of telescoping device stretch out to make the backplate can shield the flashboard completely, avoid the iron powder to cause wearing and tearing to the flashboard when high-speed circulation, effectively improved the life of flashboard, because the backplate need not through special finish machining, thereby effectively reduced manufacturing cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a valve body; 2. a shutter plate; 3. a telescopic device I; 4. a feed inlet; 5. a discharge port; 6. a telescopic device II; 7. and (4) protecting the plate.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to the attached drawing 1, the gate valve for cooling iron powder comprises a valve body 1, a gate 2 and a telescopic device I3; a feeding hole 4 is formed in one side of the valve body 1, a discharging hole 5 is formed in the other side of the valve body, and the highest point of the edge of the opening part of the discharging hole 5 is lower than the lowest point of the edge of the opening part of the feeding hole 4, namely the valve body 1 is arranged at the highest point of an iron powder conveying pipeline during installation, so that iron powder in the valve cavity of the valve body 1 can be completely discharged, and the iron powder is prevented from being retained in the valve cavity of the; according to the requirement, the caliber of the discharge port 5 is larger than that of the feed port 4, so that the iron powder entering the valve cavity of the valve body 1 can be discharged quickly, the bottom of the valve cavity of the valve body 1 is obliquely arranged from one end of the feed port 4 to one end of the discharge port 5, and the iron powder entering the valve cavity of the valve body 1 can be discharged completely; the telescopic device I3 is arranged on one side, corresponding to the discharge port 5, of the valve body 1, the telescopic rod of the telescopic device I3 movably penetrates through the side wall of the valve cavity of the valve body 1 in a sealing mode, and the end portion, located in the valve cavity of the valve body 1, of the telescopic rod of the telescopic device I3 is provided with the gate plate 2 used for correspondingly sealing the feed port 4, namely when the valve body is required to be closed, the telescopic rod of the telescopic device I3 extends out, so that the plate surface of the gate plate 2 and the edge of an end opening portion, located in the;
when the telescopic device is required to be opened, the telescopic rod of the telescopic device I3 retreats to completely enter the inner cavity of the telescopic device I3, and simultaneously the flashboard 2 is driven to be separated from the feeding hole 4, so that the feeding hole 4 is correspondingly communicated with the discharging hole 5; according to the requirement, a sealing ring capable of resisting high temperature is arranged on the end face of one end, located in the valve cavity of the valve body 1, of the feeding port 4, and an annular bulge is arranged at the position, corresponding to the feeding port 4, of the flashboard 2, namely, the annular bulge is correspondingly abutted to the sealing ring, so that sealing is realized, the contact area is reduced, and the sealing effect is favorably improved; the axis of the telescopic rod of the telescopic device I3 is correspondingly superposed with the axis of the feed port 4, so that the telescopic device I3 can apply thrust to the surface of the flashboard 2 uniformly, and the sealing effect is further improved; the flashboard 2 is correspondingly in threaded connection with a telescopic rod of the telescopic device I3, namely when the flashboard 2 is worn, an operator can dismantle and replace a brand-new flashboard 2, and resource waste caused by scrapping of the whole valve body 1 is avoided; the telescopic device I3 is an air cylinder or a hydraulic cylinder, the automation degree is high, sufficient thrust can be provided for the gate plate 2, and the gate plate 2 can be correspondingly and tightly abutted against the feed port 4 during sealing; the top of the valve body 1 is provided with a telescopic device II 6, a telescopic rod of the telescopic device II 6 penetrates through the top surface of a valve cavity of the valve body 1 in a movable sealing manner, and a protective plate 7 for protecting the gate plate 2 in the iron powder circulation process is arranged at one end part of the telescopic rod of the telescopic device II 6, which is positioned in the valve cavity of the valve body 1, namely, after the gate plate 2 is separated from abutting against the feed port 4, the telescopic rod of the telescopic device II 6 can extend, so that the protective plate 7 can completely shield the gate plate 2, the abrasion of the iron powder to the gate plate 2 in high-speed circulation is avoided, the service life of the gate plate 2 is effectively prolonged, the protective plate 7 is correspondingly in threaded connection with the telescopic rod of the telescopic device II 6, namely, the protective plate 7 can be detached; telescoping device II 6 is the cylinder, and the cylinder action is rapid, and it is long when the action that can effectively reduce backplate 7 to the protection effect of backplate 7 to flashboard 2 has been promoted.
When the gate valve for cooling iron powder is used, the valve body 1 is arranged at the highest point of an iron powder conveying pipeline, so that iron powder in a valve cavity of the valve body 1 can be completely discharged, the iron powder is prevented from being retained in the valve cavity of the valve body 1 to interfere with normal operation of other components, when an iron powder circulation passage needs to be closed, the telescopic rod of the telescopic device II 6 retracts to drive the protective plate 7 to move upwards, the interference influence of the protective plate 7 on the operation of the gate 2 is avoided, then the telescopic rod of the telescopic device I3 extends out, and the plate surface of the gate 2 and the edge of a port part of the feed port 4 in the valve cavity of the valve body 1 are correspondingly and tightly; when iron powder circulation passageway was opened to needs, the telescopic link of telescoping device I3 was retreated and is got into the inner chamber of telescoping device I3 completely, drives flashboard 2 and breaks away from feed inlet 4, makes feed inlet 4 correspond the intercommunication with discharge gate 5, and II 6 telescopic links of telescoping device stretch out simultaneously to make backplate 7 can shield flashboard 2 completely, avoid the iron powder to cause wearing and tearing to flashboard 2 when high-speed circulation, effectively improved flashboard 2's life.
The part of the utility model not detailed is prior art.
Claims (10)
1. The utility model provides a cooling slide valve for iron powder which characterized by: comprises a valve body (1), a flashboard (2) and a telescopic device I (3); a feed inlet (4) is formed in one side of the valve body (1), a discharge outlet (5) is formed in the other side of the valve body, the highest point of the edge of the opening of the discharge outlet (5) is lower than the lowest point of the edge of the opening of the feed inlet (4), a telescopic device I (3) is arranged on one side, corresponding to the discharge outlet (5), of the valve body (1), a telescopic rod of the telescopic device I (3) movably penetrates through the side wall of a valve cavity of the valve body (1), and a flashboard (2) used for correspondingly sealing the feed inlet (4) is arranged at the end part, located in; the top of the valve body (1) is provided with a telescopic device II (6), a telescopic rod of the telescopic device II (6) movably penetrates through the top surface of the valve cavity of the valve body (1), and the end part of one end, located in the valve cavity of the valve body (1), of the telescopic rod of the telescopic device II (6) is provided with a protective plate (7) used for protecting the flashboard (2) in the iron powder circulation process.
2. The gate valve for cooling iron powder as claimed in claim 1, wherein: the caliber of the discharge hole (5) is larger than that of the feed hole (4).
3. The gate valve for cooling iron powder as claimed in claim 1, wherein: the feed inlet (4) is located one end terminal surface in valve body (1) valve chamber and is equipped with the sealing washer that can high temperature resistance.
4. The gate valve for cooling iron powder as claimed in claim 1, wherein: the flashboard (2) is provided with an annular bulge corresponding to the position of the collision of the feed inlet (4).
5. The gate valve for cooling iron powder as claimed in claim 1, wherein: the axis of the telescopic rod of the telescopic device I (3) is correspondingly overlapped with the axis of the feed port (4).
6. The gate valve for cooling iron powder as claimed in claim 1, wherein: the bottom of the valve cavity of the valve body (1) is obliquely arranged from one end of the feed port (4) to one end of the discharge port (5).
7. The gate valve for cooling iron powder as claimed in claim 1, wherein: the flashboard (2) is in corresponding threaded connection with the telescopic rod of the telescopic device I (3).
8. The gate valve for cooling iron powder as claimed in claim 1, wherein: the guard plate (7) is in corresponding threaded connection with the telescopic rod of the telescopic device II (6).
9. The gate valve for cooling iron powder as claimed in claim 1, wherein: the telescopic device I (3) is an air cylinder or a hydraulic cylinder.
10. The gate valve for cooling iron powder as claimed in claim 1, wherein: and the telescopic device II (6) is an air cylinder or a hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411861.3U CN210739426U (en) | 2019-08-28 | 2019-08-28 | Gate valve for cooling iron powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411861.3U CN210739426U (en) | 2019-08-28 | 2019-08-28 | Gate valve for cooling iron powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210739426U true CN210739426U (en) | 2020-06-12 |
Family
ID=70989450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921411861.3U Active CN210739426U (en) | 2019-08-28 | 2019-08-28 | Gate valve for cooling iron powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210739426U (en) |
-
2019
- 2019-08-28 CN CN201921411861.3U patent/CN210739426U/en active Active
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