CN220016268U - Stop valve - Google Patents
Stop valve Download PDFInfo
- Publication number
- CN220016268U CN220016268U CN202320782163.4U CN202320782163U CN220016268U CN 220016268 U CN220016268 U CN 220016268U CN 202320782163 U CN202320782163 U CN 202320782163U CN 220016268 U CN220016268 U CN 220016268U
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- CN
- China
- Prior art keywords
- valve body
- cavity
- shell
- valve
- liquid outlet
- 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.)
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- 239000007788 liquid Substances 0.000 claims abstract description 35
- 230000000903 blocking effect Effects 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims description 10
- 235000013305 food Nutrition 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 230000001954 sterilising effect Effects 0.000 abstract description 7
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 7
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000009434 installation Methods 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
- 230000035945 sensitivity Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a stop valve, which comprises a valve body, wherein the valve body is provided with a liquid outlet, a blocking rod for controlling the liquid outlet to be opened and closed is connected in a sliding way, a shell is arranged outside the valve body, the shell is connected with the valve body in a sliding way, an outer magnet for adsorbing the blocking rod is fixedly connected with the shell, a cavity is formed between the shell and the valve body, and an air source is communicated with the cavity so as to enable the shell and the valve body to move relatively through inputting or outputting air to the cavity. The utility model provides a stop valve which is convenient for sterilization.
Description
Technical Field
The utility model relates to the technical field of food filling, in particular to a stop valve.
Background
The stop valve is widely used in the field of food filling and has the advantages of good sealing performance and durability. See existing patent publication nos.: WO/2013/057694; international application number: PCT/IB2012/055700 discloses a stop valve, and current stop valve includes valve body, sliding connection's putty rod in the valve body, sliding connection's magnetic part outside the valve body, and magnetic part adsorbs the putty rod, and when magnetic part moved along the valve body, under magnetic part's adsorption, the putty rod also will be in the corresponding motion of valve body to realize the switch of stop valve. The stop valve also comprises a pneumatic component independent of one side of the valve body, the pneumatic component is connected with the magnetic component through a connecting rod, and the pneumatic component controls the magnetic component to move through the connecting rod so as to realize the switching of the stop valve.
The existing stop valve pneumatic component is separated from the valve body, and the surface area of the structure is increased by connecting rod transmission, so that a sterilization dead angle is easy to form, sterilization is inconvenient, and obvious sanitary problems can be generated in the use process.
Disclosure of Invention
The utility model provides a stop valve, which aims to solve the defect that the conventional stop valve is inconvenient to sterilize.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a stop valve, includes the valve body, and the valve body is provided with the liquid outlet, and sliding connection has the putty bar that is used for controlling the liquid outlet switching in the valve body, and the valve body overcoat is provided with the shell, shell and valve body sliding connection, and shell fixedly connected with is used for adsorbing the outer magnet of putty bar, is formed with the cavity between shell and the valve body, and air supply and cavity intercommunication are in order to make shell and valve body relative motion through the input or the output gas to the cavity.
Through the arrangement, the cavity is formed between the shell and the valve body, and the air is input or output to the cavity through the air source so as to drive the shell and the outer magnet to move.
Further, the shell comprises an upper shell part and a lower shell part, the upper shell part and the lower shell part are both sleeved on the valve body, the outer magnet is fixedly connected in the upper shell part, the lower shell part and the upper shell part are detachably connected, and a cavity is formed between the lower shell part and the valve body.
Through the arrangement, the upper shell part is used for installing the outer magnet, and when the lower shell part and the upper shell part are detachably connected, the outer magnet is conveniently installed on the upper shell part.
Further, the outside fixedly connected with drive block of valve body, drive block sliding connection are in the cavity, and the drive block separates the cavity into the last cavity that is located the upside of drive block and the lower cavity that is located the downside of drive block, and the upside of lower shell portion is provided with the first air flue with last cavity intercommunication, and the downside of lower shell portion is provided with the second air flue with lower cavity intercommunication, and first air flue and second air flue all are connected with the air supply.
Further, the upper side of the lower shell part is fixedly connected with an internal thread head along the circumferential direction, the lower side of the upper shell part is fixedly connected with an external thread head along the circumferential direction, and the internal thread head is in threaded connection with the external thread head.
Through the arrangement, the upper shell part and the lower shell part are convenient to install.
Further, the blocking rod is fixedly connected with an inner magnet to increase the adsorption force between the blocking rod and the outer magnet.
Through the arrangement, the sensitivity of the blocking rod is increased, and the motion between the blocking rod and the outer magnet is more synchronous.
Further, the putty rod comprises a rod body, one end of the rod body faces the liquid outlet and is provided with a plug for plugging the liquid outlet, an accommodating groove is formed in the rod body, an inner magnet is arranged in the accommodating groove, and a notch of the accommodating groove faces away from the liquid outlet and is in threaded connection with a sealing head.
Through the arrangement, the installation of the inner magnet is facilitated.
Further, one end of the valve body, which is far away from the liquid outlet, is provided with a liquid inlet, and one end of the sealing head, which is close to the liquid inlet, is provided with a conical surface for reducing the flow resistance of food.
Further, the valve body includes main part, fixed connection at the sleeve of the lower extreme of main part, goes up the equal cover setting of shell portion and lower shell portion in the main part, and lower shell portion sliding connection forms the cavity in the sleeve between shell portion, sleeve, the main part down, is provided with reset spring between sleeve and the lower shell portion, and telescopic downside is provided with the third air flue with the cavity intercommunication, third air flue and air supply intercommunication.
The utility model can reduce the possibility of air leakage in use by the arrangement that the utility model will affect the hygiene of the food when in use, such as air leakage.
Further, the upper end of the main body is connected with a limit nut in a threaded manner so as to prevent the lower shell part from being separated from the sleeve.
Further, the downside of lower shell portion is provided with first ring channel, and telescopic bottom is provided with the second ring channel, and reset spring's upper end sets up in first ring channel, and reset spring's lower extreme sets up in the second ring channel. Through the arrangement, the reset spring is more stable in the sleeve.
Drawings
Fig. 1 is a schematic diagram of example 1.
Fig. 2 is a cross-sectional view of the shut-off valve of example 1.
Fig. 3 is a schematic view of the shutoff valve of example 1 when opened.
Fig. 4 is a schematic view of the shut-off valve of example 2.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
Example 1:
referring to fig. 1 to 3, a shut-off valve comprises a valve body 11, wherein the valve body 11 is provided with a liquid outlet 111, a blocking rod 12 for controlling the liquid outlet 111 to open and close is slidably connected in the valve body 11, a housing 13 is arranged outside the valve body 11, the housing 13 is slidably connected with the valve body 11, the housing 13 is fixedly connected with an outer magnet 14 for adsorbing the blocking rod 12, a cavity 15 is formed between the housing 13 and the valve body 11, and an air source is communicated with the cavity 15 so as to enable the housing 13 and the valve body 11 to move relatively through inputting or outputting air to the cavity 15.
Through the arrangement, the cavity 15 is formed between the shell 13 and the valve body 11, and gas is input or output to the cavity 15 through the gas source to drive the shell 13 and the outer magnet 14 to move.
In the utility model, the external magnet 14 adsorbs the blocking rod 12, and when the external magnet 14 moves along the valve body 11, the blocking rod 12 correspondingly moves in the valve body 11 under the adsorption action between the external magnet 14 and the blocking rod 12, so that the valve body 11 is opened and closed. Specifically, when the utility model is used, food is output from the liquid outlet 111 through the valve body 11 and the blocking rod 12, when the stop valve is required to be closed, the air source drives the outer magnet 14 to move along the valve body 11, so that the blocking rod 12 moves towards the liquid outlet 111 and blocks the liquid outlet 111, the stop valve is closed, and when the stop valve is required to be opened, the air source drives the outer magnet 14 to reversely move, so that the blocking rod 12 and the liquid outlet 111 are disconnected. Specifically, like the cylinder principle, when the gas source inputs or outputs gas to or from the chamber 15, the housing 13 and the valve body 11 relatively move, thereby achieving the relative movement of the outer magnet 14 and the valve body 11. The movement direction of the outer magnet 14 can be adjusted by changing the movement direction of the air source, thereby realizing the opening or closing of the stop valve. Wherein, the air source can be an air pump.
As an implementation manner, the housing 13 includes an upper housing part 131 and a lower housing part 132, the upper housing part 131 and the lower housing part 132 are both sleeved on the valve body 11, the outer magnet 14 is fixedly connected in the upper housing part 131, the lower housing part 132 is detachably connected with the upper housing part 131, and a cavity 15 is formed between the lower housing part 132 and the valve body 11.
With the above arrangement, the upper case portion 131 is used to mount the outer magnet 14, and the outer magnet 14 is conveniently mounted on the upper case portion 131 when the lower case portion 132 and the upper case portion 131 are detachably coupled.
As an implementation manner, the driving block 112 is fixedly connected to the outer side of the valve body 11, the driving block 112 is slidably connected in the cavity 15, the driving block 112 divides the cavity 15 into an upper cavity 151 located at the upper side of the driving block 112 and a lower cavity 152 located at the lower side of the driving block 112, a first air passage 1321 communicated with the upper cavity 151 is arranged at the upper side of the lower shell portion 132, a second air passage 1322 communicated with the lower cavity 152 is arranged at the lower side of the lower shell portion 132, and the first air passage 1321 and the second air passage 1322 are both connected with an air source.
Through the above arrangement, when the shut-off valve is required to be closed, the air source inputs air into the upper cavity 151 through the first air passage 1321, the air pressure of the upper cavity 151 is increased, the air source outputs air of the lower cavity 152 through the second air passage 1322, the air pressure of the lower cavity 152 is reduced, the driving block 112 and the cavity relatively slide under the action of the pressure difference between the upper side and the lower side of the driving block 112, and when the driving block 112 and the valve body 11 are fixedly connected, the outer magnet 14 moves upwards along the valve body 11, and the outer magnet 14 makes the blocking rod 12 move upwards and blocks the liquid outlet 111 through the adsorption. Similarly, when the shut-off valve needs to be opened, the air source outputs air in the upper cavity 151 through the first air passage 1321, and the air source inputs air into the lower cavity 152 through the second air passage 1322, and referring to fig. 3, the outer magnet 14 moves downward along the valve body 11, so that the blocking rod 12 is disengaged from the liquid outlet 111.
As one implementation, an inner thread head 1323 is fixedly connected to an upper side of the lower shell portion 132 in a circumferential direction, an outer thread head 1311 is fixedly connected to a lower side of the upper shell portion 131 in a circumferential direction, and the inner thread head 1323 is screw-connected to the outer thread head 1311.
With the above arrangement, the mounting between the upper and lower shell portions 131 and 132 is facilitated.
As one implementation, the blocking rod 12 is fixedly connected with an inner magnet 121 to increase the attraction force between the blocking rod 12 and the outer magnet 14.
With the above arrangement, the sensitivity of the blocking rod 12 is increased and the movement between the blocking rod 12 and the outer magnet 14 is more synchronized.
As an implementation manner, the plugging rod 12 includes a rod body 122, one end of the rod body 122 faces the liquid outlet 111 and is provided with a plug 1221 for plugging the liquid outlet 111, a containing groove 1222 is provided in the rod body 122, the inner magnet 121 is provided in the containing groove 1222, and a notch of the containing groove 1222 faces away from the liquid outlet 111 and is in threaded connection with the sealing head 123.
With the above arrangement, the installation of the inner magnet 121 is facilitated.
As an implementation manner, the end of the valve body 11 far away from the liquid outlet 111 is provided with a liquid inlet 116, and the end of the sealing head 123 near the liquid inlet 116 is provided with a conical surface 1231 for reducing the flow resistance of food.
As one implementation, the cavity is annular disposed about the valve body. Through the arrangement, when the air source drives the shell to move up and down along the valve body through the input or output air in the cavity, the driving force born by the shell is basically close to the axis of the shell, so that the stability of the shell is better when the shell moves up and down along the valve body, and the inner Zhou Shouli of the shell is uniform. In the running process of the conventional stop valve, the connecting rod is bent and deformed due to the fact that the connecting rod frequently moves up and down, the inner periphery of the magnetic component and the valve body are stressed unevenly after the connecting rod is deformed, and the movement stability of the magnetic component is reduced.
Example 2:
referring to fig. 4, a stop valve comprises a valve body 11, wherein the valve body 11 is provided with a liquid outlet 111, a blocking rod 12 for controlling the liquid outlet 111 to be opened and closed is slidably connected in the valve body 11, a housing 13 is sleeved outside the valve body 11, the housing 13 is slidably connected with the valve body 11, the housing 13 is fixedly connected with an outer magnet 14 for adsorbing the blocking rod 12, a cavity 15 is formed between the housing 13 and the valve body 11, and an air source is communicated with the cavity 15 so as to enable the housing 13 and the valve body 11 to relatively move through inputting or outputting air to the cavity 15.
As an implementation manner, the housing 13 includes an upper housing part 131 and a lower housing part 132, the upper housing part 131 and the lower housing part 132 are both sleeved on the valve body 11, the outer magnet 14 is fixedly connected in the upper housing part 131, the lower housing part 132 is detachably connected with the upper housing part 131, and a cavity 15 is formed between the lower housing part 132 and the valve body 11.
As an implementation manner, the valve body 11 includes a main body 113, and a sleeve 114 fixedly connected to the lower end of the main body 113, wherein the upper shell portion 131 and the lower shell portion 132 are both sleeved on the main body 113, the lower shell portion 132 is slidably connected in the sleeve 114, a cavity 15 is formed among the lower shell portion 132, the sleeve 114 and the main body 113, a return spring 16 is arranged between the sleeve 114 and the lower shell portion 132, a third air passage 1141 communicated with the cavity 15 is arranged at the lower side of the sleeve 114, and the third air passage 1141 is communicated with an air source.
The utility model can reduce the possibility of air leakage in use by the arrangement that the utility model will affect the hygiene of the food when in use, such as air leakage.
In the case of filling food, the stop valve needs to be repeatedly opened and closed, that is, the housing 13 needs to be frequently moved up and down, in the embodiment 1, the first air passage 1321 and the second air passage 1322 are provided on the housing 13, and the housing 13 needs to be connected with air in many places, so that air leakage is easily generated in the first air passage 1321 and the second air passage 1322 under the reciprocating movement of the housing 13. In this embodiment, the housing 13 only needs to be connected with an air source at the third air flue 1141, so that the air receiving place is reduced, the possibility of air leakage is reduced, the sterilization dead angle is further reduced, and the sterilization is more convenient.
Specifically, when the air source inputs air into the cavity 15 through the third air passage 1141, the air pressure in the cavity increases, the return spring 16 stretches under the action of the air pressure, the lower shell 132 moves upward along the sleeve 114, so that the outer magnet 14 moves upward along the valve body 11, the blocking rod 12 moves upward under the adsorption action of the outer magnet 14 to block the liquid outlet 111, and the stop valve is closed. When the stop valve needs to be closed, the air source stops running, the shell 13 moves downwards along the sleeve 114 under the action of the return spring 16, the volume of the cavity is reduced, and the air in the cavity is discharged from the third air channel 1141. In addition, as the air-receiving place of the shell 13 of the embodiment is reduced, the sterilization dead angle is further reduced, and the sterilization is more convenient.
As one implementation, a limit nut 115 is screwed to an upper end of the body 113 to prevent the lower shell portion 132 from being separated from the sleeve 114.
As one implementation, the lower side of the lower shell portion 132 is provided with a first annular groove 1324, the bottom of the sleeve 114 is provided with a second annular groove 1142, the upper end of the return spring 16 is disposed in the first annular groove 1324, and the lower end of the return spring 16 is disposed in the second annular groove 1142. By the above arrangement, the return spring 16 is made more stable within the sleeve 114.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. The utility model provides a stop valve, includes valve body (11), valve body (11) are provided with liquid outlet (111), sliding connection has in valve body (11) be used for control putty bar (12) of liquid outlet (111) switching, a serial communication port, valve body (11) overcoat is provided with shell (13), shell (13) with valve body (11) sliding connection, shell (13) fixedly connected with is used for adsorbing outer magnet (14) of putty bar (12), shell (13) with be formed with cavity (15) between valve body (11), the air supply with cavity (15) intercommunication, in order to make shell (13) with valve body (11) relative motion through to cavity (15) input or output gas.
2. A shut-off valve according to claim 1, wherein the housing (13) comprises an upper housing part (131) and a lower housing part (132), the upper housing part (131) and the lower housing part (132) are both arranged on the valve body (11) in a sleeved manner, the outer magnet (14) is fixedly connected in the upper housing part (131), the lower housing part (132) is detachably connected with the upper housing part (131), and the cavity (15) is formed between the lower housing part (132) and the valve body (11).
3. A shut-off valve according to claim 2, characterized in that the outer side of the valve body (11) is fixedly connected with a driving block (112), the driving block (112) is slidably connected in the cavity (15), the driving block (112) divides the cavity (15) into an upper cavity (151) located at the upper side of the driving block (112) and a lower cavity (152) located at the lower side of the driving block (112), a first air passage (1321) communicating with the upper cavity (151) is arranged at the upper side of the lower casing (132), a second air passage (1322) communicating with the lower cavity (152) is arranged at the lower side of the lower casing (132), and both the first air passage (1321) and the second air passage (1322) are connected with an air source.
4. The stop valve according to claim 2, wherein an inner thread head (1323) is fixedly connected to the upper side of the lower casing part (132) along the circumferential direction, an outer thread head (1311) is fixedly connected to the lower side of the upper casing part (131) along the circumferential direction, and the inner thread head (1323) and the outer thread head (1311) are in threaded connection.
5. A shut-off valve according to claim 1, wherein the blocking rod (12) is fixedly connected with an inner magnet (121) to increase the attractive force between the blocking rod (12) and the outer magnet (14).
6. A shut-off valve according to claim 5, wherein the blocking rod (12) comprises a rod body (122), one end of the rod body (122) faces the liquid outlet (111) and is provided with a plug (1221) for blocking the liquid outlet (111), a containing groove (1222) is arranged in the rod body (122), the inner magnet (121) is arranged in the containing groove (1222), and a notch of the containing groove (1222) faces away from the liquid outlet (111) and is connected with a sealing head (123) in a threaded manner.
7. A shut-off valve according to claim 6, wherein the valve body (11) is provided with a liquid inlet (116) at the end remote from the liquid outlet (111), and the sealing head (123) is provided with a conical surface (1231) for reducing the flow resistance of the food product at the end close to the liquid inlet (116).
8. A shut-off valve according to claim 2, wherein the valve body (11) comprises a main body (113), a sleeve (114) fixedly connected to the lower end of the main body (113), the upper shell part (131) and the lower shell part (132) are both arranged on the main body (113) in a sleeved mode, the lower shell part (132) is slidably connected in the sleeve (114), the cavity (15) is formed between the lower shell part (132) and the sleeve (114) and the main body (113), a return spring (16) is arranged between the sleeve (114) and the lower shell part (132), a third air passage (1141) communicated with the cavity (15) is arranged on the lower side of the sleeve (114), and the third air passage (1141) is communicated with a gas source.
9. A shut-off valve according to claim 8 wherein the upper end of the body (113) is threaded with a stop nut (115) to prevent disengagement between the lower housing portion (132) and the sleeve (114).
10. The shut-off valve according to claim 8, wherein a first annular groove (1324) is provided at the lower side of the lower housing part (132), a second annular groove (1142) is provided at the bottom of the sleeve (114), an upper end of the return spring (16) is provided in the first annular groove (1324), and a lower end of the return spring (16) is provided in the second annular groove (1142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320782163.4U CN220016268U (en) | 2023-04-06 | 2023-04-06 | Stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320782163.4U CN220016268U (en) | 2023-04-06 | 2023-04-06 | Stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016268U true CN220016268U (en) | 2023-11-14 |
Family
ID=88676387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320782163.4U Active CN220016268U (en) | 2023-04-06 | 2023-04-06 | Stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016268U (en) |
-
2023
- 2023-04-06 CN CN202320782163.4U patent/CN220016268U/en active Active
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