CN210372177U - Be applied to relief valve on atomizer - Google Patents
Be applied to relief valve on atomizer Download PDFInfo
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- CN210372177U CN210372177U CN201921458053.2U CN201921458053U CN210372177U CN 210372177 U CN210372177 U CN 210372177U CN 201921458053 U CN201921458053 U CN 201921458053U CN 210372177 U CN210372177 U CN 210372177U
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Abstract
The utility model discloses a relief valve applied to a sprayer, which comprises a valve body, a valve rod and a valve cap, wherein an inner cavity is formed on the top surface of the valve body towards the bottom surface, an upper cavity and a lower cavity are formed in the inner cavity, and the inner diameter of the upper cavity is larger than that of the lower cavity; the top surface of the valve body is provided with a flange seat, the bottom of the valve body is provided with an air inlet, and the center of the flange seat is provided with an air release hole; the valve rod penetrates through the air release hole and extends to the air inlet hole, the outer diameter of the valve rod is smaller than the aperture of the air release hole, a spring is sleeved on the valve rod, the lower end of the spring abuts against a baffle plate at the lower part of the valve rod, the upper end of the spring abuts against a flange seat, a flange plate is arranged at the lower part of the valve rod, and the bottom surface of the flange plate is attached to the bottom surface of the inner cavity; the valve rod is sleeved with a sealing ring, and the sealing ring is attached and sealed on the cavity wall of the lower cavity; the valve cap is arranged at the top end of the valve rod; the air inlet hole, the lower cavity, the upper cavity and the air leakage hole form a pressure relief channel together. The utility model discloses a be applied to relief valve on the atomizer, it can improve the pressure release accuracy, avoids gassing at the mouth that loses heart.
Description
Technical Field
The utility model relates to a relief valve, in particular to relief valve for be applied to on atomizer.
Background
The pressure relief valve is used for relieving the air pressure in a certain container to ensure that the pressure of an internal medium is easily below a set pressure, protect the container and prevent accidents.
The utility model discloses a sprayer has the relief valve to use usually on the atomizer, and concrete structure includes the valve body, valve rod and valve cap, and the valve rod is in the valve body, is equipped with air inlet and disappointing mouth in the valve body, and the lower terminal surface of valve rod matches at the air inlet, and the spring has the squeezing action to the valve rod to seal the air inlet, make valve rod and valve body be in encapsulated situation, when atmospheric pressure in the atomizer is higher than the spring to the elasticity of valve rod, then atmospheric pressure promotes the valve rod and shifts up, and the air inlet is opened, thereby accomplishes the. In practical application process, for example, when atmospheric pressure in the atomizer reaches 3 kilograms, the relief valve work, the pressure release, however, the actual condition is, when atmospheric pressure is less than 3 kilograms and is close to 3 kilograms, the valve rod of relief valve just has the displacement of upwards slight displacement, at this moment, have the clearance between valve rod bottom surface and the air inlet, lead to losing heart production bubble at the relief valve like this, lead to the pressure release performance inaccuracy, and when atmospheric pressure thoroughly reachs 3 kilograms, then the valve rod is thoroughly shifted up by the jack-up, the air inlet loses heart with the mode of full-open, gas is discharged from losing heart.
Disclosure of Invention
The utility model aims to solve the technical problem that a be applied to relief valve on the atomizer is provided, it can improve the pressure release accuracy, avoids at the mouth gassing that loses.
In order to solve the technical problem, the utility model relates to a be applied to technical solution of relief valve on atomizer does:
the utility model discloses a relief valve applied to a sprayer, which comprises a valve body, a valve rod and a valve cap, wherein an inner cavity is formed towards the bottom surface of the top surface of the valve body, an upper cavity and a lower cavity are formed in the inner cavity, and the inner diameter of the upper cavity is larger than that of the lower cavity; the top surface of the valve body is provided with a flange seat, the bottom of the valve body is provided with an air inlet, and the center of the flange seat is provided with an air release hole; the valve rod penetrates through the air release hole and extends to the air inlet hole, the outer diameter of the valve rod is smaller than the aperture of the air release hole, a spring is sleeved on the valve rod, the lower end of the spring abuts against a baffle plate at the lower part of the valve rod, the upper end of the spring abuts against a flange seat, a flange plate is arranged at the lower part of the valve rod, and the bottom surface of the flange plate is attached to the bottom surface of the inner cavity; the valve rod is sleeved with a sealing ring, and the sealing ring is attached and sealed on the cavity wall of the lower cavity; the valve cap is arranged at the top end of the valve rod; the air inlet hole, the lower cavity, the upper cavity and the air leakage hole form a pressure relief channel together.
The lower chamber and the upper chamber are in transition through an inclined plane, and a plurality of reinforcing plates are uniformly distributed on the inclined plane in the circumferential direction.
The bottom end of the valve rod is a ball head, and the ball diameter of the ball head is smaller than the aperture of the air inlet hole.
The utility model has the advantages that:
compared with the prior art, the utility model discloses a be applied to relief valve on atomizer, when the atmospheric pressure in the atomizer is close the pressure value of setting for soon, then atmospheric pressure makes the valve rod have the tendency of shifting up, specifically is: the air pressure acts on the bottom surface of the flange plate to push the valve rod to move upwards, after the valve rod moves upwards, air enters a gap between the outer peripheral surface of the valve rod and the cavity wall of the lower cavity, the air cannot further enter the upper cavity under the action of the sealing ring, the valve rod is further jacked upwards along with the continuous increase of the air pressure, when the sealing ring reaches the position of the upper cavity, the air inlet hole, the lower cavity, the upper cavity and the air release hole are communicated, the air is instantly discharged from the pressure release channel, the situation that a small part of air is slowly discharged is avoided, and bubbles are avoided; and after the pressure relief is finished, the spring enables the valve rod to move downwards instantly, the sealing ring enters the lower cavity, and the pressure relief channel is closed instantly.
Drawings
Fig. 1 is a structural sectional view of a pressure relief valve applied to a sprayer according to the present invention;
fig. 2 is an exploded perspective view of a pressure relief valve for use with a sprayer according to the present invention.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 and 2, the present invention provides a pressure relief valve applied to a sprayer, including a valve body 1, a valve rod 2 and a valve cap 3, wherein an inner cavity 4 is formed on the top surface of the valve body 1 facing the bottom surface, the inner cavity 4 forms an upper chamber 5 and a lower chamber 6, and the inner diameter of the upper chamber 5 is greater than the inner diameter of the lower chamber 6; a flange seat 7 is installed on the top surface of the valve body 1, an air inlet hole 8 is formed in the bottom of the valve body 1, and an air release hole 9 is formed in the center of the flange seat 7; the valve rod 2 penetrates through the air leakage hole 9 and extends to the air inlet hole 8, the outer diameter of the valve rod 2 is smaller than the aperture of the air leakage hole 9, a spring 10 is sleeved on the valve rod 2, the lower end of the spring 10 abuts against a baffle plate 11 at the lower part of the valve rod 2, the upper end of the spring 10 abuts against a flange seat 7, a flange plate 12 is arranged at the lower part of the valve rod 2, and the bottom surface of the flange plate 12 is attached to the bottom surface of the inner cavity 4; a sealing ring 13 is sleeved on the valve rod 2, and the sealing ring 13 is attached and sealed on the cavity wall of the lower cavity 6; the bonnet 3 is arranged at the top end of the valve rod 2; the air inlet hole 8, the lower chamber 6, the upper chamber 5 and the air release hole 9 form a pressure release channel together.
The lower chamber 6 and the upper chamber 5 are transited through an inclined plane 14, and a plurality of reinforcing plates 15 are uniformly distributed on the inclined plane 14 in the circumferential direction.
The bottom end of the valve rod 2 is a ball head 16, and the spherical diameter of the ball head 16 is smaller than the aperture of the air inlet 8. The ball head 16 enables the valve rod 1 to move up or down more smoothly, and the phenomenon of shell clamping with the air inlet 8 is avoided.
The utility model discloses a be applied to relief valve on atomizer installs on the atomizer through loose joint nut 17, and loose joint nut 17 cover is established on valve rod 2 to be in between valve cap 3 and the valve body 1, and the top of valve body 1 has flange 18, and the flange 18 below is equipped with O type circle 19, and like this, when loose joint nut 17 spiro union is on the atomizer, O type circle 19 matches on the atomizer, and loose joint nut 17 has the extrusion effort to flange seat 7, thereby makes the connection between flange seat 7 and the valve body 1 more firm.
In the actual working process, the air pressure in the sprayer acts on the bottom surface of the flange plate 12 to push the valve rod 2 to move upwards, after the valve rod 2 moves upwards, the air enters the space 20 between the outer peripheral surface of the valve rod 2 and the cavity wall of the lower cavity 6, the air cannot further enter the upper cavity 5 under the action of the sealing ring 13, the valve rod 2 is further jacked upwards along with the continuous increase of the air pressure, when the sealing ring 13 reaches the position of the upper cavity 5, the air inlet hole 8, the lower cavity 6, the upper cavity 5 and the air release hole 9 are communicated, the air is instantly discharged from the pressure release channel, the situation that a small part of air is slowly discharged is avoided, and bubbles are avoided; after the pressure relief is finished, the spring 10 enables the valve rod 2 to move downwards instantly, the sealing ring 13 enters the lower cavity 6, and the pressure relief channel is closed instantly.
The pressure relief valve applied to the sprayer provided by the embodiment of the invention is described in detail above, and the principle and the implementation mode of the invention are explained by applying a specific example, and the description of the above embodiment is only used for helping to understand the technical scheme disclosed by the invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (3)
1. The utility model provides a be applied to relief valve on atomizer, includes valve body, valve rod and valve cap, its characterized in that: the top surface of the valve body faces the bottom surface to form an inner cavity, the inner cavity forms an upper cavity and a lower cavity, and the inner diameter of the upper cavity is larger than that of the lower cavity; the top surface of the valve body is provided with a flange seat, the bottom of the valve body is provided with an air inlet, and the center of the flange seat is provided with an air release hole; the valve rod penetrates through the air release hole and extends to the air inlet hole, the outer diameter of the valve rod is smaller than the aperture of the air release hole, a spring is sleeved on the valve rod, the lower end of the spring abuts against a baffle plate at the lower part of the valve rod, the upper end of the spring abuts against a flange seat, a flange plate is arranged at the lower part of the valve rod, and the bottom surface of the flange plate is attached to the bottom surface of the inner cavity; the valve rod is sleeved with a sealing ring, and the sealing ring is attached and sealed on the cavity wall of the lower cavity; the valve cap is arranged at the top end of the valve rod; the air inlet hole, the lower cavity, the upper cavity and the air leakage hole form a pressure relief channel together.
2. A pressure relief valve for use with a nebulizer as claimed in claim 1 wherein: the lower chamber and the upper chamber are in transition through an inclined plane, and a plurality of reinforcing plates are uniformly distributed on the inclined plane in the circumferential direction.
3. A pressure relief valve for use with a nebulizer as claimed in claim 2 wherein: the bottom end of the valve rod is a ball head, and the ball diameter of the ball head is smaller than the aperture of the air inlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921458053.2U CN210372177U (en) | 2019-09-04 | 2019-09-04 | Be applied to relief valve on atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921458053.2U CN210372177U (en) | 2019-09-04 | 2019-09-04 | Be applied to relief valve on atomizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210372177U true CN210372177U (en) | 2020-04-21 |
Family
ID=70253982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921458053.2U Active CN210372177U (en) | 2019-09-04 | 2019-09-04 | Be applied to relief valve on atomizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210372177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555471A (en) * | 2020-11-20 | 2021-03-26 | 扬州船用电子仪器研究所(中国船舶重工集团公司第七二三研究所) | Pressure relief valve for protecting blind-mate fluid connector socket |
-
2019
- 2019-09-04 CN CN201921458053.2U patent/CN210372177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555471A (en) * | 2020-11-20 | 2021-03-26 | 扬州船用电子仪器研究所(中国船舶重工集团公司第七二三研究所) | Pressure relief valve for protecting blind-mate fluid connector socket |
| CN112555471B (en) * | 2020-11-20 | 2022-12-13 | 扬州船用电子仪器研究所(中国船舶重工集团公司第七二三研究所) | Pressure relief valve for protecting blind-mate fluid connector socket |
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