CN2716610Y - Overpressure protective valve for chemical energy automatic sprayer - Google Patents
Overpressure protective valve for chemical energy automatic sprayer Download PDFInfo
- Publication number
- CN2716610Y CN2716610Y CN 200420070967 CN200420070967U CN2716610Y CN 2716610 Y CN2716610 Y CN 2716610Y CN 200420070967 CN200420070967 CN 200420070967 CN 200420070967 U CN200420070967 U CN 200420070967U CN 2716610 Y CN2716610 Y CN 2716610Y
- Authority
- CN
- China
- Prior art keywords
- sliding plug
- elasticity
- overvoltage protection
- sliding
- protection valve
- 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 relates to an overpressure protective valve for a chemical energy automatic sprayer. The utility model is characterized in that the utility model comprises a hollow spool channel, a spool shaft, a pressure spring and an elastic spool, wherein, the elastic spool is in close contact with one end of the spool shaft and can make a reciprocating movement in the spool channel which is provided with air pressure through holes which are pressed tightly by the elastic spool under the action of the pressure spring. Additionally, the spool channel is provided with an air exhaust opening communicating with outside. The spool shaft is in flexible connection with a stopper which has a handgrip on the external cover of the chemical energy automatic sprayer. When the overpressure happens in the gas generation chamber, the utility model can release the pressure in the chamber automatically or manually.
Description
Technical field
The utility model relates to a kind of antomobile sprayer that is used to utilize chemical energy, prevents the too high overvoltage protection valve of gas generating chamber's air pressure of this sprayer.
Background technique
In utilizing the antomobile sprayer of chemical energy, air pressure is too high when gas generating chamber, causes the danger of explosion even blast easily.
Summary of the invention
The purpose of this utility model is exactly to propose can discharge a kind of overvoltage protection valve of gas generating chamber's air pressure automatically when gas generating chamber's air pressure is too high.
Another purpose of the present utility model is exactly to propose can discharge gas generating chamber's air pressure automatically when gas generating chamber's air pressure is too high, can discharge a kind of overvoltage protection valve of gas generating chamber's air pressure again by manually-operable.
For achieving the above object; a kind of overvoltage protection valve that is used for chemical energy automatic sprayer of the utility model; comprise the sliding plug passage of hollow, sliding plug axle, stage clip, the sliding plug of elasticity; the sliding jam-pack of elasticity connects airtight to touch is sliding plug axle one end; and can move up and down at sliding plug passage; on the sliding plug passage air pressure through hole that communicates with chemical energy automatic sprayer gas generating chamber is arranged, the sliding plug of elasticity compresses the Pneumatic pipe cleaner hole under the effect of stage clip, also has one and the exhaust port of exterior on the sliding plug passage.
Described sliding plug axle can flexibly connect in the cam mode with the chock of the band handgrip that chemical energy automatic sprayer covers outward.
Touch at sliding plug axle one end owing to adopted the sliding jam-pack of elasticity to connect airtight, and can move up and down at sliding plug passage, on the sliding plug passage air pressure through hole that communicates with chemical energy automatic sprayer gas generating chamber is arranged, the sliding plug of elasticity compresses the Pneumatic pipe cleaner hole under the effect of stage clip, also have on the sliding plug passage one with the structure of the exhaust port of exterior, so, when the air pressure of gas generating chamber is too high, sliding plug of stage clip drive and valve shaft that pressure promotes the overvoltage protection valve move up, be communicated with air pressure through hole and exhaust port, the air pressure of gas generating chamber is able to discharge by the exhaust port; When the air pressure of gas generating chamber drops to a certain degree, under the stage clip effect of overvoltage protection valve, sliding plug has been blocked the air pressure through hole that communicates with gas generating chamber, stops to discharge air pressure; When if the air pressure of gas generating chamber is too high again, repeat said process, discharge gas generating chamber's air pressure automatically.
Again because the mode that has adopted the chock of the cunning plug axle of overvoltage protection valve and the band handgrip that chemical energy automatic sprayer covers to flexibly connect outward in the cam mode; operator only need manually stir handgrip; chock rotates; thereby the drive of sliding plug axle is sliding moves down beyond the Great Wall by driving; operator can discharge gas generating chamber's air pressure according to actual needs; so it is too high at original gas generating chamber's air pressure of working as; automatically discharge on the overvoltage protection valve base plinth of gas generating chamber's air pressure, increased the function that discharges gas generating chamber's air pressure by manually-operable.
Description of drawings
Below be the explanation of accompanying drawing drawing:
Fig. 1 is the structural representation of application the utility model embodiment's chemical energy automatic sprayer;
Fig. 2 is the utility model example structure schematic representation
Fig. 3 is the utility model embodiment's a sliding plug axle construction schematic representation;
Fig. 4 is the sliding plug structure schematic representation of the utility model embodiment's elasticity.
Embodiment
The utility model embodiment's CONSTRUCTED SPECIFICATION is described in detail in detail below in conjunction with accompanying drawing:
As shown in Figure 1, be the structural representation of the chemical energy automatic sprayer of using the utility model embodiment overvoltage protection valve 1, overvoltage protection valve 1 is arranged in the gas generating chamber 2.
As Fig. 2; Fig. 3 and shown in Figure 4; described overvoltage protection valve 1; the sliding plug passage 16 that comprises hollow; sliding plug axle 11; stage clip 12; the chock 17 of sliding plug 13 of elasticity and band handgrip; one end of the sliding plug 13 of elasticity has open cavity 132; the bottom of open cavity 132 is provided with elasticity convex edge 131; the top of cavity is provided with outer lug 133; it is one recessed along 111 open cavities 132 and the 131 tight clampings of elasticity convex edge that pass the sliding plug 13 of elasticity that sliding plug axle 11 front ends have; thereby the sliding plug 13 of elasticity closely contact is being slided plug axle 11 1 ends; and can move up and down at sliding plug passage 16; on the sliding plug passage 16 an air pressure through hole 20 that communicates with chemical energy automatic sprayer gas generating chamber 2 is arranged; stage clip 12 is inserted in the open cavity 132 of the sliding plug 13 of elasticity on the sliding plug axle 11; stage clip 12 1 ends compress open cavity 132 bottoms of the sliding plug 13 of elasticity; the other end of stage clip 12 is pressed on sliding plug passage 16 tops; the sliding plug 13 of elasticity compresses Pneumatic pipe cleaner hole 20 under the effect of stage clip 12; also have on the sliding plug passage 16 one with the exhaust port 14 of exterior; exhaust port 14 is positioned on the sidewall of the valve seat 18 of sliding plug passage 16 with hollow; and bottom near sliding plug passage 16; the sliding plug 13 of elasticity places sliding plug passage 16 places in the valve seat 18; enclosing cover 15 closely is tightened on the valve seat 18 through outer lug 133 liners that the cavity top of the sliding plug 13 of elasticity is provided with, and valve seat 18 closely is tightened on the air pressure through hole socket 22 that communicates with gas generating chamber 2 through the liner of elastic washer 21.
The chock 17 of the band handgrip on sliding plug axle 11 and the chemical energy automatic sprayer enclosing cover 15 flexibly connects in the cam mode.
When the air pressure of gas generating chamber 2 is too high, stage clip sliding plug 13 of 12 drive elasticity and the sliding axle 11 of filling in that pressure promotes overvoltage protection valve 1 move up, at this moment, owing to have the slit between the sliding plug axle 11 of overvoltage protection valve 1 and the enclosing cover 15, the open cavity 132 of the sliding plug 13 of the elasticity in the overvoltage protection valve 1 is kept barometric pressure all the time, the sliding plug axle 11 of overvoltage protection valve 1 upwards drives the chock 17 of band handgrip along cam rotation, be communicated with air pressure through hole 20 and exhaust port 14 by sliding plug passage 16, the air pressure of gas generating chamber 2 is able to discharge by exhaust port 14; When the air pressure of gas generating chamber 2 drops to a certain degree, under stage clip 12 effects of overvoltage protection valve 1, the sliding plug axle 11 that moves down drives the chock 17 of band handgrip along the cam backward rotation, sliding plug axle 11 drives the sliding plug 13 of elasticity and moves down, the sliding plug 13 of elasticity compresses Pneumatic pipe cleaner hole 20 under the effect of stage clip 12, stop to discharge the air pressure of gas generating chamber 2; When if the air pressure of gas generating chamber 2 is too high again, repeat said process, discharge gas generating chamber's 2 air pressure automatically, the air pressure in the assurance gas generating chamber 2 is in the pressure range of safety.
When the air pressure of gas generating chamber 2 is very high suddenly; stage clip sliding plug 13 of 12 drive elasticity and the sliding axle 11 of filling in that pressure promotes overvoltage protection valve 1 move up; the chock 17 that sliding plug axle 11 upwards drives the band handgrip is along cam rotation and turn at the end; overvoltage protection valve 1 is in self-locking state; by sliding plug passage 16; all the time be communicated with air pressure through hole 20 and exhaust port 14, discharge the undesired air pressure of gas generating chamber 2, prevent the danger of explosion even blast.
Just in case overvoltage protection valve 1 breaks down; and the air pressure of observing pressure gauge indication gas generating chamber 2 is too high; then can manually stir handgrip; chock 17 rotates the sliding plug axle 11 of drive and moves up; sliding plug axle 11 drives stage clip 12 and the upwards compression of the sliding plug 13 of elasticity; be communicated with air pressure through hole 20 and exhaust port 14, force to discharge air pressure.
Under the situation of not using sprayer; operator also can manually stir handgrip and push the end; chock 17 forwards the end to; overvoltage protection valve 1 is in self-locking state; all the time be communicated with air pressure through hole 20 and exhaust port 14; avoid gas generating chamber 2 to produce unnecessary air pressure, prevent the danger of explosion even blast.
Claims (7)
1. overvoltage protection valve that is used for chemical energy automatic sprayer; it is characterized in that: comprise the sliding plug passage of hollow, sliding plug axle, stage clip, the sliding plug of elasticity; the sliding jam-pack of elasticity connects airtight to touch is sliding plug axle one end; and can move up and down at sliding plug passage; on the sliding plug passage air pressure through hole that communicates with chemical energy automatic sprayer gas generating chamber is arranged; the sliding plug of elasticity compresses the Pneumatic pipe cleaner hole under the effect of stage clip, also have on the sliding plug passage one with the exhaust port of exterior.
2. overvoltage protection valve according to claim 1 is characterized in that: described sliding plug axle flexibly connects in the cam mode with the chock of the band handgrip that chemical energy automatic sprayer covers outward.
3. overvoltage protection valve according to claim 1 and 2; it is characterized in that: an end of the sliding plug of described elasticity has open cavity; the bottom of cavity is provided with the elasticity convex edge; the top of cavity is provided with outer lug, and described sliding plug axle front end has a recessed edge to pass the tight clamping of open cavity and elasticity convex edge of the sliding plug of elasticity.
4. overvoltage protection valve according to claim 3 is characterized in that: described stage clip is inserted in the open cavity of the sliding plug of elasticity on the sliding plug axle, and stage clip one end compresses the open cavity bottom of the sliding plug of elasticity, and the other end of stage clip is pressed on sliding plug channel roof.
5. overvoltage protection valve according to claim 1 and 2 is characterized in that: described exhaust port is positioned on the sidewall of the valve seat of sliding the plug passage with hollow, and near sliding bottom of filling in passage.
6. overvoltage protection valve according to claim 5 is characterized in that: described elasticity cunning plugs the sliding plug passage place in valve seat, and described enclosing cover closely is tightened on the valve seat through the outer lug liner that the cavity top of the sliding plug of elasticity is provided with.
7. overvoltage protection valve according to claim 6 is characterized in that: described valve seat closely is tightened on the air pressure through hole socket that communicates with gas generating chamber through the liner of elastic washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420070967 CN2716610Y (en) | 2004-06-30 | 2004-06-30 | Overpressure protective valve for chemical energy automatic sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420070967 CN2716610Y (en) | 2004-06-30 | 2004-06-30 | Overpressure protective valve for chemical energy automatic sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2716610Y true CN2716610Y (en) | 2005-08-10 |
Family
ID=34873888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420070967 Expired - Fee Related CN2716610Y (en) | 2004-06-30 | 2004-06-30 | Overpressure protective valve for chemical energy automatic sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2716610Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404901A (en) * | 2021-07-02 | 2021-09-17 | 台州长骁机械厂 | Pressure relief structure of pressure relief valve |
-
2004
- 2004-06-30 CN CN 200420070967 patent/CN2716610Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404901A (en) * | 2021-07-02 | 2021-09-17 | 台州长骁机械厂 | Pressure relief structure of pressure relief valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |