CN208845805U - A kind of blow valve of changeable gas flow direction - Google Patents
A kind of blow valve of changeable gas flow direction Download PDFInfo
- Publication number
- CN208845805U CN208845805U CN201821604571.6U CN201821604571U CN208845805U CN 208845805 U CN208845805 U CN 208845805U CN 201821604571 U CN201821604571 U CN 201821604571U CN 208845805 U CN208845805 U CN 208845805U
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- China
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- air inlet
- elastic element
- valve body
- blast pipe
- leather cup
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Abstract
The utility model discloses a kind of blow valves of changeable gas flow direction, including valve body, valve body one end is provided with air inlet, the valve body other end is provided with installing port, valve outer wall is provided with air outlet, blast pipe one end is welded on the valve interior wall of air inlet, installing port installs end cap, installing port inner wall is socketed elastic element, elastic element closed end bottom is pressed in the blast pipe other end, the valve outer wall of air inlet is socketed air inlet pipe one end, the air inlet pipe other end is socketed in end cap side, normally closed solenoid valve is installed in air inlet pipe, the end cap other side is socketed exhaust pipe, normally open solenoid valve is installed on exhaust pipe, discharge pipe is fixedly mounted on air outlet.When machine stops, in normal pressure in elastic element, high pressure gas jacks up elastic element after entering blast pipe, high pressure gas is discharged from discharge pipe, when machine run, air inlet intraductal pressure is equal to elastic element inner cavity pressure, and elastic element is pressed on blast pipe, blast pipe and air outlet separate, then high pressure gas runs well.
Description
Technical field
The utility model relates to blow valve technical field, specially a kind of blow valve of changeable gas flow direction.
Background technique
The gas that blow valve can will have pressure, when inoperative or the state of emergency is discharged by it, avoids sending out
Raw other accidents, existing blow valve are the pressure that pipeline is adjusted by the pressure of spring, the elastic force of spring be it is fixed, this
Kind blow valve only just can be used in the case where high pressure, and that compares is single, and machine is caused to have pressure in a non-operative state
The gas of power can not be completely exhausted out, and spring installation when have to accomplish with the air inlet of gas it is concentric, it is necessary to
It wants experienced master craftsman to install, there is also the eccentric of spring when jolting when usually transporting and show
As dismounting again also being needed at the scene, thus it is proposed that a kind of blow valve of changeable gas flow direction is for solving
The above problem.
Utility model content
The purpose of this utility model is to provide a kind of blow valves of changeable gas flow direction, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of changeable gas flow direction is put
The other end opening hole flanging of empty valve, including valve body, the formation air inlet open at one end of the valve body, the valve body forms installation
Mouthful, the valve outer wall is provided with air outlet, and the valve body inner sleeve taps into air hose, and one end of blast pipe is integrally molded in air inlet
On the valve interior wall at place, end cap, valve interior wall at the installing port is fixedly mounted by the first bolt in flange at the installing port
It is slidably socketed elastic element, the opening end boss held tight of the elastic element is described between end cap and installing port flange
Elastic element closed end bottom is closely pressed in the other end of blast pipe, and the valve outer wall of the air inlet is fixedly attached air inlet pipe
One end, the other end of the air inlet pipe is fixedly attached to the side of end cap, normally closed solenoid valve is installed in the air inlet pipe, described
The other side of end cap is fixedly attached exhaust pipe, and normally open solenoid valve is installed on the exhaust pipe, is fixedly mounted out on the air outlet
Air hose.
Preferably, the axis of the valve axis, blast pipe axis and elastic element on the same line, in the valve body
Diameter is greater than air inlet pipe outside diameter, and the elastic element bottom inner diameter is greater than air inlet pipe outside diameter.
Preferably, the elastic element includes leather cup, and the leather cup is slidably socketed in installing port, the leather cup open end
For flange held tight between end cap and installing port flange, leather cup closed end inner cavity fits closely stainless steel bushing, described
Leather cup closed end outer wall fits closely silicagel pad, and the silicagel pad is closely pressed in the other end of blast pipe, the leather cup closed end,
Run through the second bolt between stainless steel bushing and silicagel pad, second bolt passes through helicitic texture attaching nut, second spiral shell
Seal washer is respectively mounted between the nut and stainless steel lining inner room and nut and silicagel pad of bolt.
Preferably, the leather cup is hollow round table structure, and leather cup open end diameter is greater than closed end diameter, the leather cup
Open end outer diameter is less than installing port internal diameter, and leather cup closed end internal diameter is greater than silicagel pad diameter, and the silicagel pad diameter is greater than
Enter the wind pipe outside diameter.
Compared with prior art, the utility model has the beneficial effects that when machine makes in off working state, normally closed electromagnetism
Valve power-failure close, normally open solenoid valve power-off are opened, and the seal chamber between elastic element and end cap is in normal pressure at this time, high pressure gas into
Elastic element is jacked up after entering blast pipe, blast pipe is connected to air outlet, so that high pressure gas is discharged from discharge pipe, to change height
Gas flow is pressed, the high pressure gas in machine is vented completely；When machine run, normally closed solenoid valve, which is powered, to be opened, normally opened electromagnetism
Valve, which is powered, to be closed, so that the seal chamber pressure that intraductal pressure is equal between elastic element and end cap is entered the wind, and elastic element seal chamber
Locate forced area and is greater than forced area at blast pipe, so that elastic element is pressed on blast pipe, blast pipe and air outlet separate,
Then high pressure gas runs well；Leather cup closed end inner cavity fits closely stainless steel bushing, the high pressure gas for avoiding air inlet pipe from flowing out
Leather cup is directly impacted, extends leather cup service life, between the nut and stainless steel lining inner room and nut and silicagel pad of the second bolt
It is respectively mounted seal washer, outside in leather cup is avoided to be connected to gas leakage.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model elastic element structural schematic diagram.
In figure: 1 valve body, 2 air inlets, 3 installing ports, 4 air outlets, 5 blast pipes, 6 first bolts, 7 end caps, 8 elastic elements,
81 leather cups, 82 stainless steel bushings, 83 silicagel pads, 84 seal washers, 85 second bolts, 86 nuts, 9 discharge pipes, 10 air inlet pipe, 11
Normally closed solenoid valve, 12 exhaust pipes, 13 normally open solenoid valves.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of emptying of changeable gas flow direction
The other end opening hole flanging of valve, including valve body 1, the formation air inlet 2 open at one end of valve body 1, valve body 1 forms installing port 3, valve body
1 outer wall is provided with air outlet 4, and 1 inner sleeve of valve body taps into air hose 5, and the integrally molded valve body 1 at air inlet 2 in one end of blast pipe 5
On inner wall, end cap 7 is fixedly mounted by the first bolt 6 in flange at installing port 3, and 1 inner wall of valve body is slidably socketed elasticity at installing port 3
Element 8, the opening end boss held tight of elastic element 8 is between 3 flange of end cap 7 and installing port, 8 closed end bottom of elastic element
Portion is closely pressed in the other end of blast pipe 5, and 1 outer wall of valve body at air inlet 2 is fixedly attached one end of air inlet pipe 10, air inlet pipe 10
The other end be fixedly attached to the side of end cap 7, normally closed solenoid valve 11, the other side fixing sleeve of end cap 7 are installed in air inlet pipe 10
Run in tracheae 12, and normally open solenoid valve 13 is installed on exhaust pipe 12, discharge pipe 9 is fixedly mounted on air outlet 4, when machine is in non-work
Make as state, 11 power-failure close of normally closed solenoid valve, the power-off of normally open solenoid valve 13 is opened, close between elastic element 8 and end cap 7 at this time
Envelope chamber is in normal pressure, and high pressure gas jacks up elastic element 8 after entering blast pipe 5, and blast pipe 5 is connected to air outlet 4, so that high pressure
Gas is discharged from discharge pipe 9, to be vented the high pressure gas in machine, when machine run, normally closed solenoid valve 11, which is powered, to be opened,
Normally open solenoid valve 13, which is powered, to be closed, and when high pressure gas enters blast pipe 5, a part of high pressure gas enters elasticity by air inlet pipe 10
The seal chamber of element 8 and end cap 7, so that pressure is equal to seal chamber pressure between elastic element 8 and end cap 7 in blast pipe 5, and bullet
Property 8 seal chamber of element at forced area be greater than forced area at blast pipe 5 so that elastic element 8 is pressed on blast pipe 5, into
Air hose 5 and air outlet 4 separate, then high pressure gas runs well.
Referring to Fig. 1, the axis of 1 axis of valve body, 5 axis of blast pipe and elastic element 8 makes elasticity on the same line
8 edge uniform force of element, once long 8 service life of elastic element, 1 internal diameter of valve body was greater than 5 outer diameter of blast pipe, so that 5 outer wall of blast pipe
There are gaps with 1 inner wall of valve body, are connected to air outlet 4 convenient for blast pipe 5, and 8 bottom inner diameter of elastic element is greater than 5 outer diameter of blast pipe,
8 inner cavity area of elastic element is set to be greater than blast pipe 5 and 8 contact area of elastic element.
Fig. 1 and Fig. 2 are please referred to, elastic element 8 includes leather cup 81, and leather cup 81 is slidably socketed in installing port 3, and leather cup 81 is opened
For mouth end boss held tight between 3 flange of end cap 7 and installing port, 81 closed end inner cavity of leather cup fits closely stainless steel bushing
82, the high pressure gas for avoiding air inlet pipe 10 from flowing out directly impacts leather cup 81, and leather cup 81 is avoided to wear, and 81 closed end outer wall of leather cup is tight
Closely connected conjunction silicagel pad 83, silicagel pad 83 is closely pressed in the other end of blast pipe 5, to 5 other end of blast pipe be sealed, leather cup 81
Run through the second bolt 85 between closed end, stainless steel bushing 82 and silicagel pad 83, the second bolt 85 passes through helicitic texture attaching nut
86, seal washer 84, skin are respectively mounted between the nut and stainless steel bushing 82 of the second bolt 85 and between nut 86 and silicagel pad 83
Bowl 81 is hollow round table structure, and 81 open end diameter of leather cup is greater than closed end diameter, and 81 open end outer diameter of leather cup is less than installation
3 internal diameters of mouth, 81 closed end internal diameter of leather cup are greater than 83 diameter of silicagel pad, and 83 diameter of silicagel pad is greater than 5 outer diameter of blast pipe, so that leather cup
Seal chamber makes in normal pressure between 81 and end cap 7, and leather cup 81 can be jacked up by high pressure gas in blast pipe 5, and leather cup 81 and end cap 7
Between seal chamber pressure be equal to pressure in blast pipe 5,8 inner cavity area of elastic element is greater than blast pipe 5 and 8 contact surface of elastic element
Product, according to F (pressure)=P (pressure) * S (forced area), then 81 inner wall stress of leather cup be greater than the outer wall that is contacted with blast pipe 5 by
Power, so that silicagel pad 83 is pressed on blast pipe 5 by leather cup 81.
Working principle: when the utility model is used, when machine makes in off working state, the power-off of normally open solenoid valve 13 is beaten
It opens, leather cup 81 is connected to outer diameter by exhaust pipe 12 with 7 seal chambers of end cap and is in normal pressure at this time, and high pressure gas enters blast pipe
In 5,11 power-failure close of normally closed solenoid valve so that high pressure gas can not by air inlet pipe 10 flow into leather cup 81 in, high pressure gas into
Elastic element 8 is jacked up after entering blast pipe 5, blast pipe 5 is connected to air outlet 4, so that high pressure gas is discharged from discharge pipe 9, thus
The high pressure gas being vented in machine, when machine run, normally closed solenoid valve 11, which is powered, to be opened, and normally open solenoid valve 13, which is powered, to be closed,
When high pressure gas enters blast pipe 5, a part of high pressure gas is entered in leather cup 81 by air inlet pipe 10,8 inner cavity surface of elastic element
Product is greater than blast pipe 5 and 8 contact area of elastic element, according to F (pressure)=P (pressure) * S (forced area), then in leather cup 81
Wall stress is greater than the outer wall stress contacted with blast pipe 5, so that silicagel pad 83 is pressed on blast pipe 5 by leather cup 81, blast pipe 5
Separate with air outlet 4, then high pressure gas runs well.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of blow valve of changeable gas flow direction, including valve body (1), it is characterised in that: one end of the valve body (1)
Opening is formed air inlet (2), and the other end opening hole flanging of the valve body (1) forms installing port (3), and valve body (1) outer wall is opened
Have air outlet (4), valve body (1) inner sleeve taps into air hose (5), and one end of blast pipe (5) is integrally molded at air inlet (2)
Valve body (1) inner wall on, at the installing port (3) flange by the first bolt (6) be fixedly mounted end cap (7), the installing port
(3) valve body (1) inner wall is slidably socketed elastic element (8) at, and the opening end boss held tight of the elastic element (8) is in end cap
(7) between installing port (3) flange, elastic element (8) the closed end bottom is closely pressed in the other end of blast pipe (5), institute
One end that valve body (1) outer wall at air inlet (2) is fixedly attached air inlet pipe (10) is stated, the other end of the air inlet pipe (10) is fixed
It is socketed in the side of end cap (7), normally closed solenoid valve (11) are installed on the air inlet pipe (10), the other side of the end cap (7) is solid
Surely exhaust pipe (12) are socketed, normally open solenoid valve (13) is installed on the exhaust pipe (12), be fixedly mounted out on the air outlet (4)
Air hose (9).
2. a kind of blow valve of changeable gas flow direction according to claim 1, it is characterised in that: the valve body
(1) on the same line, valve body (1) internal diameter is greater than air inlet to the axis of axis, blast pipe (5) axis and elastic element (8)
(5) outer diameter is managed, elastic element (8) bottom inner diameter is greater than blast pipe (5) outer diameter.
3. a kind of blow valve of changeable gas flow direction according to claim 1, it is characterised in that: the elasticity member
Part (8) includes leather cup (81), and the leather cup (81) is slidably socketed in installing port (3), and leather cup (81) the opening end boss is tight
Close to be clamped between end cap (7) and installing port (3) flange, leather cup (81) the closed end inner cavity fits closely stainless steel bushing
(82), leather cup (81) closed end outer wall fits closely silicagel pad (83), and the silicagel pad (83) is closely pressed in blast pipe (5)
The other end, between leather cup (81) closed end, stainless steel bushing (82) and silicagel pad (83) run through the second bolt (85), it is described
Second bolt (85) is by helicitic texture attaching nut (86), between the nut and stainless steel bushing (82) of second bolt (85)
And seal washer (84) are respectively mounted between nut (86) and silicagel pad (83).
4. a kind of blow valve of changeable gas flow direction according to claim 3, it is characterised in that: the leather cup
It (81) is hollow round table structure, and leather cup (81) open end diameter is greater than closed end diameter, leather cup (81) open end outer diameter
Less than installing port (3) internal diameter, leather cup (81) the closed end internal diameter is greater than silicagel pad (83) diameter, silicagel pad (83) diameter
Greater than blast pipe (5) outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821604571.6U CN208845805U (en) | 2018-09-29 | 2018-09-29 | A kind of blow valve of changeable gas flow direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821604571.6U CN208845805U (en) | 2018-09-29 | 2018-09-29 | A kind of blow valve of changeable gas flow direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208845805U true CN208845805U (en) | 2019-05-10 |
Family
ID=66374084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821604571.6U Active CN208845805U (en) | 2018-09-29 | 2018-09-29 | A kind of blow valve of changeable gas flow direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208845805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027348A (en) * | 2018-09-29 | 2018-12-18 | 国合动力科技宜兴有限公司 | A kind of blow valve of changeable gas flow direction |
-
2018
- 2018-09-29 CN CN201821604571.6U patent/CN208845805U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027348A (en) * | 2018-09-29 | 2018-12-18 | 国合动力科技宜兴有限公司 | A kind of blow valve of changeable gas flow direction |
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| GR01 | Patent grant |