CN214368079U - Fixing piece air guide pilot type electromagnetic pulse valve - Google Patents
Fixing piece air guide pilot type electromagnetic pulse valve Download PDFInfo
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- CN214368079U CN214368079U CN202120300089.9U CN202120300089U CN214368079U CN 214368079 U CN214368079 U CN 214368079U CN 202120300089 U CN202120300089 U CN 202120300089U CN 214368079 U CN214368079 U CN 214368079U
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- pulse valve
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Abstract
The utility model discloses a fixing piece air guide pilot electromagnetic pulse valve, which comprises a main shell, wherein an air inlet and an air outlet are arranged on the main shell along the axial direction of the main shell; the second airtight chamber is installed on first airtight chamber, and first airtight chamber is installed on the main casing body and first diaphragm mobilizable laminating is on air inlet and gas outlet, and pressure relief structure installs on the airtight chamber of second and passes airtight chamber of second and first airtight chamber in proper order, and pressure relief structure can act on second diaphragm and first diaphragm in order to reduce the pressure in first airtight chamber and the main casing, and first diaphragm removes the UNICOM state in order to change air inlet and gas outlet. The utility model provides a mounting guide formula electromagnetic pulse valve for among the reverse deashing system of sack cleaner to reduce the damage frequency of changing the main diaphragm in the use.
Description
Technical Field
The utility model relates to an electromagnetic pulse valve especially relates to a mounting air guide formula electromagnetic pulse valve.
Background
The electromagnetic pulse valve is a core component in a reverse ash removal system of the bag type dust collector. Because they are subjected to high-pressure, high-frequency, high-speed reciprocating motion for a long time, the long-time operation can cause the rupture or the aging of the diaphragm assembly, and the service life of the electromagnetic pulse valve is seriously influenced.
In the electromagnetic pulse valve in the prior art, a primary air guide hole is generally arranged on a membrane, and under the condition that the membrane works for a long time, the membrane is torn once due to the air guide hole, so that the electromagnetic pulse valve fails and cannot be used continuously, and the frequency of replacing the membrane is high.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art and not enough, the utility model aims to provide a mounting air guide formula electromagnetic pulse valve to reduce the damage frequency of changing the main diaphragm in the use.
The technical scheme of the utility model as follows: a fixing piece air guide pilot type electromagnetic pulse valve comprises: the pressure relief device comprises a main shell, a first air guide hole, a first closed cavity, a second closed cavity and a pressure relief structure;
the main shell is provided with an air inlet and an air outlet along the axial direction, the first air guide hole is arranged on the main shell and is communicated with the first closed chamber, the first closed chamber comprises a first diaphragm, and the second closed chamber comprises a second diaphragm;
the second airtight chamber is installed on first airtight chamber, and first airtight chamber is installed on the main casing body and first diaphragm mobilizable laminating is on air inlet and gas outlet, and pressure relief structure installs on the airtight chamber of second and passes airtight chamber of second and first airtight chamber in proper order, and pressure relief structure can act on second diaphragm and first diaphragm in order to reduce the pressure in first airtight chamber and the main casing, and first diaphragm removes the UNICOM state in order to change air inlet and gas outlet.
Preferably, the pressure relief structure comprises an electromagnetic coil, a conduit, an electromagnetic valve core, a second spring, a first spring and a first diaphragm clamping assembly which are coaxially arranged, the electromagnetic coil is sleeved outside the conduit, the electromagnetic valve core is installed in the conduit and is in sliding fit with the inner wall of the conduit, the second spring is installed between the conduit and the second diaphragm, and the first spring is installed between the second diaphragm and the first diaphragm clamping assembly.
Preferably, the first closed chamber further comprises a first shell and a second air guide hole, the second air guide hole is arranged on the first shell along the axial direction of the first shell, a cylindrical stepped hole is arranged in the first shell, and a supporting portion for connecting the first spring and the second diaphragm is arranged in a small diameter hole of the cylindrical stepped hole.
Preferably, the second closed chamber further comprises a second housing, a hollow cavity for accommodating the second spring is formed in the second housing, and a first air passage for communicating the conduit with the outside air and a second air passage for connecting the conduit with the hollow cavity are formed in the second housing.
Preferably, the device further comprises an end cap connecting the conduit and the second housing.
Preferably, the case further includes a first case locking bolt connecting the main case and the first case, a second case locking bolt connecting the second case and the first case, and an end cover locking bolt connecting the end cover and the second case.
Preferably, the pressure relief structure further comprises an electromagnetic coil buckle and a wiring connector, the electromagnetic coil buckle is used for fixing the electromagnetic coil and the conduit, and the wiring connector is connected with the electromagnetic coil.
Preferably, the electromagnetic coil connector further comprises a waterproof gasket arranged at the interface of the electromagnetic coil and the wiring connector.
Preferably, the air conditioner further comprises a plurality of sealing rubber rings arranged on the main shell.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model is provided with two stages of diaphragms and two air guide holes, and the diaphragms do not bear larger pressure through two stages of air guide, thereby prolonging the service life of the diaphragms;
(2) the utility model provides the high resistant resistance of assaulting of guide's valve body to improve electromagnetic pulse valve's life.
Drawings
Fig. 1 is a schematic structural view of a fixed member air guide pilot type electromagnetic pulse valve according to the present invention;
description of reference numerals:
1. a main shell 1-2, a first air guide hole;
2. 2-1 parts of a first closed chamber, 2-2 parts of a first membrane, 2-3 parts of a first shell and a second air guide hole;
3. a second closed chamber 3-1, a second diaphragm 3-2, a second shell 32-1, a first air passage 32-2 and a second air passage;
4. the pressure relief structure comprises, by weight, 4-1 parts of a pressure relief structure, 4-2 parts of an electromagnetic coil, 4-3 parts of a conduit, 4-4 parts of an electromagnetic valve core, 4-5 parts of a second spring, 4-6 parts of a first spring, 4-7 parts of a first membrane clamping assembly, 4-8 parts of an electromagnetic coil buckle, 4-9 parts of a wiring connector and a waterproof gasket;
5. the sealing rubber ring comprises an air inlet, 6, an air outlet, 7, an end cover, 8, a first shell locking bolt, 9, a second shell locking bolt, 10, an end cover locking bolt, 11 and a sealing rubber ring.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that can be achieved.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1, which illustrates a specific embodiment of the present invention; the utility model discloses a fixing piece air guide pilot electromagnetic pulse valve, which comprises a main shell 1, a first air guide hole 1-2, a first closed cavity 2, a second closed cavity 3 and a pressure relief structure 4;
an air inlet 5 and an air outlet 6 are arranged on the main shell 1 along the axial direction of the main shell, a first air guide hole 1-2 is arranged on the main shell 1 and communicated with the first closed chamber 2, the first air guide hole 1-2 is used for guiding compressed air into the first closed chamber 2, and the first closed chamber 2 comprises a first diaphragm 2-1;
the second closed chamber 3 is arranged on the first closed chamber 2, the first closed chamber 2 is arranged on the main shell 1, the first diaphragm 2-1 is movably attached to the air inlet 5 and the air outlet 6, the first diaphragm 2-1 opens or cuts off compressed air leading to the air outlet 6, the second closed chamber 3 comprises a second diaphragm 3-1, the second diaphragm 3-1 realizes pressure maintaining and pressure releasing in the second closed chamber, the pressure releasing structure 4 is arranged on the second closed chamber 3 and sequentially penetrates through the second closed chamber 3 and the first closed chamber 2, the pressure releasing structure 4 can act on the second diaphragm 3-1 and the first diaphragm 2-1 to reduce the pressure in the first closed chamber 2 and the main shell 1, and the first diaphragm 2-1 moves to change the communication state of the air inlet 5 and the air outlet 6;
the main housing 1 is used for connecting a compressed air bag and a dust remover blowing pipe.
Specifically, the pressure relief structure 4 comprises an electromagnetic coil 4-1, a conduit 4-2, an electromagnetic valve core 4-3, a second spring 4-4, a first spring 4-5 and a first diaphragm clamping component 4-6 which are coaxially arranged, the electromagnetic coil 4-1 is sleeved outside the conduit 4-2, the electromagnetic valve core 4-3 is installed in the conduit 4-2, the electromagnetic valve core 4-3 is in sliding fit with the inner wall of the conduit 4-2, the second spring 4-4 is installed between the conduit 4-2 and the second diaphragm 3-1, and the first spring 4-5 is installed between the second diaphragm 3-1 and the first diaphragm clamping component 4-6. The first membrane clamping assembly 4-6 clamps the first membrane 2-1 to keep the membrane flat. The first spring 4-5 cooperates with the first diaphragm 2-1 to close the valve. The second spring 4-4 is matched with the second diaphragm 3-1 to realize pressure maintaining and pressure relief in the first closed chamber 2. The electromagnetic coil 4-1 converts electric energy into magnetic force, the guide pipe 4-2 forms an electromagnetic valve core action space, and the electromagnetic valve core 4-3 converts the magnetic force into linear stroke action.
Specifically, the first closed chamber 2 further comprises a first shell 2-2 and a second air guide hole 2-3, the second air guide hole 2-3 is arranged on the first shell 2-2 along the axial direction of the first shell 2-2, a cylindrical stepped hole is arranged in the first shell 2-2, and a supporting portion for connecting a first spring 4-5 and a second diaphragm 3-1 is arranged in a small-diameter hole of the cylindrical stepped hole. The first casing 2-2 forms a main flow space in the compressed air valve body. The second air-guide hole 2-3 guides the compressed air into the second closed chamber 3.
Specifically, the second closed chamber 3 further comprises a second housing 3-2, a hollow cavity for accommodating the second spring 4-4 is formed in the second housing 3-2, and a first air passage 32-1 for communicating the conduit 4-2 with the outside air and a second air passage 32-2 for connecting the conduit 4-2 with the hollow cavity are formed in the second housing 3-2. The second housing 3-2 forms a compressed air secondary pilot condition.
Specifically, an end cap 7 connecting the conduit 4-2 and the second housing 3-2 is also included.
Specifically, a first casing locking bolt 8 connecting the main casing 1 and the first casing 2-2, a second casing locking bolt 9 connecting the second casing 3-2 and the first casing 2-2, and an end cover locking bolt 10 connecting the end cover 7 and the second casing 3-2 are further included.
Specifically, the pressure relief structure 4 further comprises an electromagnetic coil buckle 4-7 and a wiring connector 4-8, the electromagnetic coil buckle 4-7 is used for fixing the electromagnetic coil 4-1 and the conduit 4-2, and the wiring connector 4-8 is connected with the electromagnetic coil 4-1.
Specifically, a waterproof gasket 4-9 is further included at the interface between the solenoid coil 4-1 and the terminal fitting 4-8. The waterproof gaskets 4-9 prevent water and electricity at the wiring position from being separated, and play a role in preventing rain.
Specifically, a plurality of seal rubber rings 11 provided on the main casing 1 are also included. The sealing rubber ring 11 realizes the sealing of the main shell 1, the compressed air bag and the dust remover blowing pipe.
The working principle is as follows:
the main shell 1 is connected with a compressed air bag, under the condition of compressed air, the compressed air passes through the main shell 1, pressure balance in an upper space and a lower space of the first diaphragm 2-1 is realized through the first air guide hole 1-2 and the second air guide hole 2-3, pressure balance in the second closed chamber 3 and the first closed chamber 2 is maintained through the second air guide hole 2-3, and at the moment, the first diaphragm 2-1 and the second diaphragm 3-1 are pressed tightly due to natural release of the first spring 4-5 and the second spring 4-4, so that normal closing of the electromagnetic pulse valve is realized.
When the electromagnetic pulse valve needs to be opened, firstly, electric energy is supplied to the electromagnetic coil 4-1, the electromagnetic valve core 4-3 in the conduit 4-2 is influenced by electromagnetic force and moves upwards, the pressure in the second closed chamber 3 is relieved, at the moment, the second membrane 3-1 moves upwards under the action of compressed air in the first shell 2-2 to realize the pressure relief in the first closed chamber 2, then, the pressure above the first membrane 2-1 is lost, the compressed air below the first membrane 2-1 acts to move the first membrane 2-1 upwards to realize the communication between the air inlet 5 and the air outlet 6, and the compressed air flows to the injection pipe of the dust remover to realize the injection action.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments disclosed, but only by the appended claims.
Claims (9)
1. The utility model provides a mounting air guide pilot-operated electromagnetic pulse valve which characterized in that: comprises a main shell (1), a first air guide hole (1-2), a first closed chamber (2), a second closed chamber (3) and a pressure relief structure (4);
the main shell (1) is provided with an air inlet (5) and an air outlet (6) along the axial direction, a first air guide hole (1-2) is formed in the main shell (1) and communicated with the first closed chamber (2), the first closed chamber (2) comprises a first diaphragm (2-1), and the second closed chamber (3) comprises a second diaphragm (3-1);
the second closed chamber (3) is installed on the first closed chamber (2), the first closed chamber (2) is installed on the main shell (1) and the first membrane (2-1) is movably attached to the air inlet (5) and the air outlet (6), the pressure relief structure (4) is installed on the second closed chamber (3) and sequentially penetrates through the second closed chamber (3) and the first closed chamber (2), the pressure relief structure (4) can act on the second membrane (3-1) and the first membrane (2-1) to reduce the pressure in the first closed chamber (2) and the main shell (1), and the first membrane (2-1) moves to change the communication state of the air inlet (5) and the air outlet (6).
2. The fixed member air guide pilot-operated electromagnetic pulse valve according to claim 1, characterized in that: the pressure relief structure (4) comprises an electromagnetic coil (4-1), a conduit (4-2), an electromagnetic valve core (4-3), a second spring (4-4), a first spring (4-5) and a first membrane clamping assembly (4-6) which are coaxially arranged, the electromagnetic coil (4-1) is sleeved outside the conduit (4-2), the electromagnetic valve core (4-3) is installed in the conduit (4-2), the electromagnetic valve core (4-3) is in sliding fit with the inner wall of the conduit (4-2), the second spring (4-4) is installed between the conduit (4-2) and the second membrane (3-1), and the first spring (4-5) is installed between the second membrane (3-1) and the first membrane clamping assembly (4-6).
3. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 2, wherein: the first closed chamber (2) further comprises a first shell (2-2) and a second air guide hole (2-3), the second air guide hole (2-3) is arranged on the first shell (2-2) along the axial direction of the first shell (2-2), a cylindrical stepped hole is formed in the first shell (2-2), and a supporting portion for connecting the first spring (4-5) and the second diaphragm (3-1) is arranged in the small-diameter hole of the cylindrical stepped hole.
4. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 3, wherein: the second closed chamber (3) further comprises a second shell (3-2), a hollow cavity for accommodating a second spring (4-4) is formed in the second shell (3-2), and a first air passage (32-1) communicated with the conduit (4-2) and outside air and a second air passage (32-2) connected with the conduit (4-2) and the hollow cavity are formed in the second shell (3-2).
5. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 4, wherein: and an end cover (7) connecting the conduit (4-2) and the second shell (3-2).
6. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 5, wherein: the shell locking device further comprises a first shell locking bolt (8) for connecting the main shell (1) and the first shell (2-2), a second shell locking bolt (9) for connecting the second shell (3-2) and the first shell (2-2), and an end cover locking bolt (10) for connecting the end cover (7) and the second shell (3-2).
7. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 2, wherein: the pressure relief structure (4) further comprises an electromagnetic coil buckle (4-7) and a wiring connector (4-8), the electromagnetic coil buckle (4-7) is used for fixing the electromagnetic coil (4-1) and the conduit (4-2), and the wiring connector (4-8) is connected with the electromagnetic coil (4-1).
8. The fixed member air guide pilot operated electromagnetic pulse valve according to claim 7, wherein: and a waterproof gasket (4-9) arranged at the interface of the electromagnetic coil (4-1) and the wiring connector (4-8).
9. The fixed member air guide pilot-operated electromagnetic pulse valve according to claim 1, characterized in that: the sealing device also comprises a plurality of sealing rubber rings (11) arranged on the main shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300089.9U CN214368079U (en) | 2021-02-03 | 2021-02-03 | Fixing piece air guide pilot type electromagnetic pulse valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300089.9U CN214368079U (en) | 2021-02-03 | 2021-02-03 | Fixing piece air guide pilot type electromagnetic pulse valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214368079U true CN214368079U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300089.9U Active CN214368079U (en) | 2021-02-03 | 2021-02-03 | Fixing piece air guide pilot type electromagnetic pulse valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214368079U (en) |
-
2021
- 2021-02-03 CN CN202120300089.9U patent/CN214368079U/en active Active
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