CN213361213U - Flip type quick discharge valve for air cannon - Google Patents
Flip type quick discharge valve for air cannon Download PDFInfo
- Publication number
- CN213361213U CN213361213U CN202021282745.9U CN202021282745U CN213361213U CN 213361213 U CN213361213 U CN 213361213U CN 202021282745 U CN202021282745 U CN 202021282745U CN 213361213 U CN213361213 U CN 213361213U
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- valve
- valve core
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- hole
- rubber
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- 238000007789 sealing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000004568 cement Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- -1 metallurgy Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model discloses a flip formula quick discharge valve for air cannon, including valve seat and the valve gap that covers the valve seat top, be provided with the air inlet that link up from top to bottom on the valve gap, be provided with the through-hole from top to bottom on the valve seat, the top of through-hole meets with the air inlet, the bottom of through-hole is the evacuation mouth, be provided with the inflation inlet that communicates with the through-hole on the lateral wall of valve seat, be provided with the case in the through-hole in the valve seat, the case includes case welt and the case body that is set up from top to bottom, be provided with a plurality of concave grooves on the bottom surface of case body, all be provided with concave type draw-in groove and one from top to bottom through the air vent of case body in each concave groove, be provided with on the case welt; the utility model discloses well case is aerifyd and has adopted the flip mode with cutting off gas, and this flip plays the effect of check valve to life has been improved greatly. In addition, the rubber valve core cover is detachably connected with the valve core body, so that the rubber valve core cover is convenient to disassemble, assemble and maintain.
Description
Technical Field
The utility model belongs to the technical field of the bleeder valve, in particular to quick bleeder valve of flip formula for air bubble.
Background
In the existing industries of cement, metallurgy, chemical industry, coal, electric power, mine, coking, steel and the like, various methods are adopted for preventing and eliminating the phenomena of arch camber, bin sticking and blocking of materials at the bifurcation of various types of bins, hoppers, cement preheater kilns and pipelines, as well as mine drop shafts and slope, but an air cannon is taken as a blockage remover, has the characteristics of low energy consumption, small investment, easy maintenance and the like, and is ideal arch breaking and blockage removing equipment.
As shown in fig. 1, the prior art generally uses the following working methods in the air cannon product:
compressed air is filled into the air storage tank of each air cannon through the two-position three-way electromagnetic valve, the quick discharge valve and the closed piston through the air transmission pipeline, when the air pressure in the air storage tank is the same as the air pressure in the air transmission pipeline, the balance is achieved, and at the moment, the air cannon is in a waiting working state; when the control system sends a working instruction, a two-position three-way electromagnetic valve in the system acts (namely, an air inlet is closed, and an air outlet is opened), so that a valve core in the quick discharge valve is opened; due to the opening of the valve core, pressure difference is formed rapidly on two surfaces of a closed piston in the air cannon, so that the closed piston is opened; at the moment, a large amount of compressed air in the air storage tank is sprayed out directionally in an exploded state through the spray pipe, so that the arch breaking and blockage removing effects are achieved.
The specific connection relation when the air cannon valve body is used is as follows: the top of the air cannon valve body 801 is connected with an air storage tank 806 with a safety valve 805 and a pressure gauge 807, one side of the air cannon valve body 801 is connected with a spray pipe 802, the other side of the air cannon valve body is connected with a quick discharge valve 804 through a connecting pipe 803, the quick discharge valve 804 is connected with a main air supply pipe 812 through an air inlet pipe 808, a one-way valve 811, a ball valve 810 and an electromagnetic valve 809 are sequentially arranged on the air inlet pipe 808 between the main air supply pipe 812 and the quick discharge valve 804, and a control system 813 is connected with a power supply 814 and is connected with the electromagnetic valves 809.
In the above working mode, the quick discharge valve is a key part, the quality of the part directly affects the work and efficiency of the air cannon, and the valve core in the conventional quick discharge valve adopts a skirt edge type. As shown in fig. 2 and 3, the working principle is that the skirt is retracted for inflation when air enters, the air pressures on two sides of the valve core are equal after inflation is finished, the skirt naturally opens and shuts off air, the skirt plays a role of a one-way valve, when a two-position three-way valve for system control acts, the air pressure at the air inlet end is reduced, the air pressure at the air inlet end is larger than the air pressure at the air inlet end, the valve core is pushed away along the valve seat, and the air in the original air inlet is rapidly discharged from the air discharge port, so that the function of a rapid discharge valve is achieved, but the skirt of the valve core is easily damaged due to direct contact friction with the valve seat when in work, and the rapid discharge valve. The utility model discloses this problem has been solved to well flip formula quick blow-off valve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a quick blow-off valve of flip formula for air bubble to solve the problem among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a quick blow-off valve of flip formula for air cannon, includes disk seat 1 and the valve gap 4 that covers and fit the disk seat 1 top, is provided with the air inlet that link up from top to bottom on the valve gap 4, be provided with the through-hole from last on the disk seat 1 down, the top and the air inlet of through-hole meet, and the bottom of through-hole is the evacuation mouth, be provided with on the lateral wall of disk seat 1 with the communicating inflation inlet of through-hole, be provided with case 2 in the through-hole in the disk seat 1, case 2 is including case welt 23 and the case body 22 that are setting up from top to bottom, be provided with a plurality of concave groove 24 on the bottom surface of the case body 22, all be provided with concave type draw-in groove 241 and one from last air vent 242 that runs through the case body 22 down in every concave groove 24, be provided with the hole the same with air vent 242 quantity and position on the case welt 23, all assemble a rubber valve core lid 21 on every The rubber sheet 212 is shaped, and the rubber sheet 212 blocks the lower end of the air vent 242, and the rubber sheet 212 is turned downward under pressure in a state where there is air pressure.
Furthermore, the number of the rubber valve core covers 21 is 4, and the rubber valve core covers are uniformly arranged on the circumference of the bottom surface of the valve core body 22.
Further, a sealing ring 3 is arranged at the joint of the valve seat 1 and the valve cover 4.
Furthermore, the peripheries of the valve seat 1 and the valve cover 4 are fixedly connected through bolts 7 respectively.
Further, a washer 5 and a spring washer 6 are mounted on the bolt 7.
Further, the valve core 2 is higher than the air charging port.
Further, the protruding clamping piece 211 and the rubber sheet 212 are integrated.
Furthermore, four concave grooves 24 are uniformly arranged on the bottom surface of the valve core body 22 along the circumference thereof.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses well case is aerifyd and has adopted the flip mode with cutting off gas, and this flip plays the effect of check valve to life has been improved greatly. In addition, the rubber valve core cover is detachably connected with the valve core body, so that the rubber valve core cover is convenient to disassemble, assemble and maintain.
Drawings
FIG. 1 is a diagram of the general operation of a prior art air cannon product;
FIG. 2 is an exploded view of a skirted valve cartridge of a prior art quick drain valve;
FIG. 3 is a schematic diagram of a prior art skirted valve cartridge for a quick drain valve;
fig. 4 is an exploded view of the present invention;
fig. 5 is a schematic structural diagram of the present invention;
FIG. 6 is an exploded view of the cartridge of the present invention;
fig. 7 is a bottom view of the valve core body of the present invention;
fig. 8 is a sectional view taken along line a-a of fig. 7 according to the present invention;
fig. 9 is a side view of the valve core body of the present invention;
FIG. 10 is a schematic structural view of a valve core lining plate according to the present invention;
fig. 11 is a schematic diagram of the state of the rubber valve core cover closed in the present invention;
FIG. 12 is a schematic view showing the rubber valve core cover of the present invention in a turned-up state;
wherein: 1-valve seat, 2-valve core, 21-rubber valve core cover, 211-convex clamping piece, 212-rubber sheet, 22-valve core body, 23-valve core lining plate, 24-concave groove, 241-concave clamping groove, 242-vent hole, 3-sealing ring, 4-valve cover, 5-gasket, 6-spring gasket, 7-bolt, 801-air cannon valve body, 802-spray pipe, 803-connecting pipe, 804-quick discharge valve, 805-safety valve, 806-air storage tank, 807-pressure gauge, 808-air inlet pipe, 809-electromagnetic valve, 810-ball valve, 811-one-way valve, 812-main air supply pipe, 813-control system and 814-power supply.
Detailed Description
The present invention will be further described with reference to the following examples.
The utility model is used for with the air spout principle of exploding, prevent and clear away the material arching of various types feed bin, hopper, cement preheater kiln and pipeline bifurcation department and mine drop shaft, swift current slope, glue the special position of phenomenons such as storehouse blocking. It is widely used in cement, metallurgy, chemical industry, coal, electric power, mine, coking, steel and other industries.
As shown in fig. 4-10, a flip-type quick release valve for an air cannon comprises a valve seat 1 and a valve cover 4 covering the top of the valve seat 1, wherein the valve cover 4 is provided with an air inlet which is communicated up and down, the valve seat 1 is provided with a through hole from top to bottom, the top of the through hole is connected with the air inlet, the bottom of the through hole is an evacuation hole, the side wall of the valve seat 1 is provided with an inflation inlet communicated with the through hole, a valve core 2 is arranged in the through hole in the valve seat 1, the valve core 2 comprises a valve core lining plate 23 and a valve core body 22 which are arranged up and down, the bottom of the valve core body 22 is provided with a plurality of concave grooves 24, each concave groove 24 is internally provided with a concave groove 241 and an air vent 242 which penetrates through the valve core body 22 from top to bottom, the valve core lining plate 23 is provided with holes with the same number and positions as, the rubber valve core cover 21 comprises a protruding clamping piece 211 detachably clamped in the concave clamping groove 241 and a rubber sheet 212 matched with the shape of the concave groove 24, the lower end of the vent hole 242 is blocked by the rubber sheet 212, and when air pressure exists, the rubber sheet 212 is turned downwards under the pressure.
Preferably, the number of the rubber valve core covers 21 is 4, and the rubber valve core covers are uniformly arranged on the circumference of the bottom surface of the valve core body 22. The raised clamping piece 211 and the rubber sheet 212 are integrated, and four concave grooves 24 are uniformly distributed on the bottom surface of the valve core body 22 along the circumference of the valve core body.
As a preferable mode, a sealing ring 3 is arranged at a seam of the valve seat 1 and the valve cover 4, the peripheries of the valve seat 1 and the valve cover 4 are respectively and fixedly connected through a bolt 7, a gasket 5 and a spring gasket 6 are further assembled on the bolt 7, and the valve core 2 is higher than the gas filling port.
As shown in fig. 11 and 12, the utility model discloses a theory of operation is rubber valve core lid when admitting air and opens (because the material of rubber valve core lid is elastic material, under the state that has atmospheric pressure, can make rubber valve core lid open under the effect of this pressure, concrete open state is shown in fig. 12) aerify, it finishes that case both sides atmospheric pressure is equal to aerify, the rubber valve core lid is covered the gas cut-off naturally, play the effect of check valve, when the action of the two-position three-way valve that system control used, the atmospheric pressure of air inlet end falls at the end, cause the atmospheric pressure of air inlet end to be greater than air inlet end atmospheric pressure, the case prolongs the disk seat and is pushed open, the quick discharge of air from the evacuation mouth in the former inflation mouth, thereby play the effect of quick discharge valve. The utility model discloses well case is aerifyd and has adopted the flip mode with cutting off gas, and this flip plays the effect of check valve to life has been improved greatly. In addition, the rubber valve core cover is detachably connected with the valve core body, so that the rubber valve core cover is convenient to disassemble, assemble and maintain.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick blow-off valve of flip formula for air bubble, fits valve gap (4) at valve seat (1) top including disk seat (1) and lid, is provided with the air inlet that link up from top to bottom on valve gap (4), be provided with the through-hole from last to bottom on disk seat (1), the top and the air inlet of through-hole meet, and the bottom of through-hole is the evacuation mouth, be provided with on the lateral wall of disk seat (1) with the communicating inflation inlet of through-hole, its characterized in that: a valve core (2) is arranged in a through hole in the valve seat (1), the valve core (2) comprises a valve core lining plate (23) and a valve core body (22) which are arranged up and down, a plurality of concave grooves (24) are arranged on the bottom surface of the valve core body (22), a concave clamping groove (241) and a vent hole (242) penetrating through the valve core body (22) from top to bottom are arranged in each concave groove (24), the valve core lining plate (23) is provided with holes with the same number and position as the vent holes (242), each concave groove (24) is provided with a rubber valve core cover (21), the rubber valve core cover (21) comprises a raised clamping piece (211) which is detachably clamped in the concave clamping groove (241) and a rubber sheet (212) which is matched with the shape of the concave groove (24), and the rubber sheet (212) blocks the lower end of the vent hole (242), and the rubber sheet (212) is turned downwards under pressure in the state of air pressure.
2. The flip type quick release valve for an air cannon according to claim 1, characterized in that: the number of the rubber valve core covers (21) is 4, and the rubber valve core covers are uniformly distributed on the circumference of the bottom surface of the valve core body (22).
3. The flip type quick release valve for an air cannon according to claim 1, characterized in that: and a sealing ring (3) is arranged at the joint of the valve seat (1) and the valve cover (4).
4. The flip type quick release valve for an air cannon according to claim 1, characterized in that: the valve seat (1) and the valve cover (4) are fixedly connected with each other through bolts (7) at the periphery.
5. The flip type quick release valve for an air cannon according to claim 4, wherein: the bolt (7) is also provided with a washer (5) and a spring washer (6).
6. The flip type quick release valve for an air cannon according to claim 1, characterized in that: the valve core (2) is higher than the inflation inlet.
7. The flip type quick release valve for an air cannon according to claim 1, characterized in that: the protruding clamping piece (211) and the rubber sheet (212) are integrated.
8. The flip type quick release valve for an air cannon according to claim 1, characterized in that: four concave grooves (24) are uniformly distributed on the bottom surface of the valve core body (22) along the circumference of the valve core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021282745.9U CN213361213U (en) | 2020-07-03 | 2020-07-03 | Flip type quick discharge valve for air cannon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021282745.9U CN213361213U (en) | 2020-07-03 | 2020-07-03 | Flip type quick discharge valve for air cannon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361213U true CN213361213U (en) | 2021-06-04 |
Family
ID=76139205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021282745.9U Expired - Fee Related CN213361213U (en) | 2020-07-03 | 2020-07-03 | Flip type quick discharge valve for air cannon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213361213U (en) |
-
2020
- 2020-07-03 CN CN202021282745.9U patent/CN213361213U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |