CN213673718U - Control valve with good stability - Google Patents
Control valve with good stability Download PDFInfo
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- CN213673718U CN213673718U CN202022279404.2U CN202022279404U CN213673718U CN 213673718 U CN213673718 U CN 213673718U CN 202022279404 U CN202022279404 U CN 202022279404U CN 213673718 U CN213673718 U CN 213673718U
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Abstract
The utility model belongs to the technical field of the pneumatic element technique and specifically relates to indicate a control valve that stability is good, including the control mechanism of vacuum generation mechanism and be used for external high pressurized air source, vacuum generation mechanism include the pedestal and install in the vacuum generation subassembly in the pedestal, the pedestal is provided with air inlet, extraction opening and gas vent, control mechanism install in the pedestal, control mechanism with the vacuum generation subassembly warp the air inlet intercommunication, the vacuum generation subassembly warp gas vent exhaust high-speed gas to external world, the vacuum generation subassembly is used for right air exhaust in the extraction opening. The utility model directly integrates the control mechanism and the vacuum generating mechanism, so that the structure is more compact and the space is saved; meanwhile, the control mechanism is directly communicated with the vacuum generating mechanism in the seat body, so that the arrangement of a conduit is omitted, and the occurrence of air leakage can be reduced.
Description
Technical Field
The utility model belongs to the technical field of pneumatic element technique and specifically relates to indicate a good control valve of stability.
Background
Most of the existing vacuum valves comprise a seat body, a vacuum generation assembly and a control mechanism, wherein the vacuum generation assembly is installed on the seat body, the control mechanism is communicated with the vacuum generation assembly through the seat body through a guide pipe, the seat body is connected to enable the control mechanism to control a high-pressure air source to input high-speed air into the vacuum generation assembly, and a corresponding air suction port on the seat body is sucked through a Venturi effect to achieve the effect of manufacturing vacuum.
Obviously, of the above-mentioned components, the seat body is only used for realizing the installation, which does not show specific effects, the volume of the vacuum valve is increased due to the lack, and the increase of the components also leads to higher requirements on sealing, thereby increasing the use cost virtually.
Disclosure of Invention
The utility model discloses problem to prior art provides a good control valve of stability, can reduce the use of part and reduce the emergence of gas leakage phenomenon.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a pair of good control valve of stability, include the control mechanism of vacuum generation mechanism and be used for external high pressurized air source, vacuum generation mechanism include the pedestal and install in vacuum generation subassembly in the pedestal, the pedestal is provided with air inlet, extraction opening and gas vent, control mechanism install in the pedestal, control mechanism with the vacuum generation subassembly warp the air inlet intercommunication, the vacuum generation subassembly warp gas vent discharge high-speed gas to external world, the vacuum generation subassembly is used for right air exhaust in the extraction opening.
Further, the control mechanism is an electromagnetic valve.
Furthermore, the control mechanism is connected with the base body through a screw, and a sealing ring is arranged at the abutting position of the control mechanism and the base body.
Furthermore, the vacuum generating assembly comprises a plurality of vacuum tubes arranged side by side, two ends of each vacuum tube are respectively provided with an air inlet communicated with the air inlet and an air outlet communicated with the air outlet, and the side wall of each vacuum tube is provided with a negative pressure hole communicated with the air suction port.
Furthermore, the side wall of the vacuum tube is provided with at least two negative pressure holes.
Furthermore, the vacuum pump also comprises a vacuum breaking valve used for being externally connected with an air source or the atmosphere, and the vacuum breaking valve is communicated with the air pumping port in the seat body.
Furthermore, the base body is provided with a first vacuum breaking channel and a second vacuum breaking channel, one end of the first vacuum breaking channel is communicated with one side of the air extraction opening, the other end of the first vacuum breaking channel is communicated with one end of the second vacuum breaking channel in the base body in a crossing manner, the other end of the second vacuum breaking channel is exposed on the end face of the base body, and the vacuum breaking valve is communicated with the other end of the second vacuum breaking channel.
Furthermore, an adjusting mechanism for adjusting the gas flow is arranged at the communication position of the vacuum breaking valve and the pumping hole.
Furthermore, one side of the seat body is provided with a vacuum detection port, the vacuum detection port is communicated with the air pumping port, and the vacuum detection port is communicated with an external vacuum detection device.
Furthermore, the vacuum detection port is detachably provided with an air blocking piece.
The utility model has the advantages that: the utility model directly integrates the control mechanism and the vacuum generating mechanism, so that the structure is more compact and the space is saved; meanwhile, the control mechanism is directly communicated with the vacuum generating mechanism in the seat body, so that the arrangement of a conduit is omitted, and the occurrence of air leakage can be reduced.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is an internal schematic view of the seat body of the present invention.
Fig. 3 is a schematic view of the vacuum tube of the present invention.
Reference numerals: the vacuum detection device comprises a vacuum generating mechanism, a control mechanism, a seat body, a vacuum breaking valve, a regulating mechanism, an air inlet, an air suction opening, an air exhaust opening, a sealing ring, a first vacuum breaking passage, a second vacuum breaking passage, a vacuum detection opening, a vacuum blocking part, a vacuum pipe 41, an air inlet, an air outlet 43, a negative pressure hole 44, a sealing ring 34, a first vacuum breaking passage 35, a second vacuum breaking passage 36, a vacuum detection opening 37, an air blocking part 38, a vacuum pipe 41, an air inlet 42, an air outlet 43 and a negative pressure hole 44.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the utility model provides a pair of good control valve of stability, include vacuum generation mechanism 1 and be used for external high pressurized air source's control mechanism 2, vacuum generation mechanism 1 include pedestal 3 and install in the vacuum generation subassembly in pedestal 3, pedestal 3 is provided with air inlet 31, extraction opening 32 and gas vent 33, control mechanism 2 install in pedestal 3, control mechanism 2 with the vacuum generation subassembly warp air inlet 31 intercommunication, the vacuum generation subassembly warp gas vent 33 discharges high-speed gas to the external world, the vacuum generation subassembly is used for right bleed in the extraction opening 32. Specifically, the control mechanism 2 is a solenoid valve, preferably a pilot valve.
The utility model discloses the during operation, install sucking disc or other parts that are used for with the product contact at extraction opening 32, then open by control mechanism 2, make high pressurized air source and vacuum module switch-on, high-speed gas is in proper order through air inlet 31, vacuum module, discharge to the external world behind gas vent 33, at this in-process, the velocity of flow can increase behind the high-speed gas entering vacuum module, therefore make the inside atmospheric pressure of vacuum module reduce, thereby extract to vacuum module and discharge to the external world the gas in extraction opening 32, so that the atmospheric pressure reduces and has realized snatching the function in extraction opening 32.
Compared with the existing control mechanism 2, the vacuum generator directly installs the control mechanism 2 on the vacuum generating mechanism 1, thereby leading the structure of the vacuum generator to be more compact and saving space; meanwhile, the control mechanism 2 is directly communicated with the vacuum generating mechanism 1 in the seat body 3, so that the arrangement of a conduit is omitted, and the occurrence of air leakage can be reduced.
In this embodiment, the control mechanism 2 is connected to the seat body 3 through a screw, and a sealing ring 34 is disposed at a position where the control mechanism 2 abuts against the seat body 3. Screw connection is convenient for control and pedestal 3's dismouting, and sealing washer 34 then is used for promoting the utility model discloses a leakproofness prevents the utility model discloses leak gas and lead to becoming invalid.
In this embodiment, the vacuum generating assembly includes a plurality of vacuum tubes 41 arranged side by side, two ends of each vacuum tube 41 are respectively provided with an air inlet 42 for communicating with the air inlet 31 and an air outlet 43 for communicating with the air outlet 33, and a side wall of each vacuum tube 41 is provided with a negative pressure hole 44 for communicating with the air pumping hole 32. Specifically, the side wall of the vacuum tube 41 is provided with at least two negative pressure holes 44, and the two negative pressure holes 44 are preferably coplanar and spaced, so that after the previous negative pressure hole 44 is evacuated, the amount of high-speed gas in the vacuum tube 41 can be increased, and the speed of the high-speed gas can be increased, and when the gas passes through the next negative pressure hole 44, the evacuation can be performed more efficiently, which is beneficial to saving energy consumption. The stepwise increase is similar to the principle of turbocharging and will not be described in detail here.
In this embodiment, the utility model discloses still including being used for external air supply or atmospheric broken vacuum valve 5, broken vacuum valve 5 with extraction opening 32 in communicate in the pedestal 3. Through being provided with broken vacuum valve 5, make the utility model discloses can put down the product when needs, open and control extraction opening and external ordinary air supply or atmosphere intercommunication by broken vacuum valve 5 to let gas can get into the extraction opening and make the intraoral atmospheric pressure of air exhaust rise, realized breaking the effect in vacuum.
Specifically, the seat body 3 has a first vacuum breaking channel 35 and a second vacuum breaking channel 36, one end of the first vacuum breaking channel 35 is communicated with one side of the air suction opening, the other end of the first vacuum breaking channel 35 is communicated with one end of the second vacuum breaking channel 36 in the seat body in a crossing manner, the other end of the second vacuum breaking channel 36 is exposed at the end surface of the seat body 3, and the vacuum breaking valve 5 is communicated with the other end of the second vacuum breaking channel 36. Of course, according to practical situations, the first vacuum breaking channel 35 and the second vacuum breaking channel 36 may further be connected with a plurality of communication channels respectively for communicating the pumping ports with the vacuum breaking valve 5.
Specifically, a regulating mechanism 6 for regulating the gas flow is arranged at the communication position of the vacuum breaking valve 5 and the air extraction opening. The adjusting mechanism 6 is a conventional means, such as a screw connected to the base 3 by a screw thread, that is, the length of the screw inserted into the first vacuum breaking channel 35 is controlled by screwing the screw, so as to control the gas flow flowing into the pumping hole in a unit time, and prevent the gas from flowing into the pumping hole to blow the product.
In this embodiment, one side of pedestal 3 is provided with vacuum detection mouth 37, vacuum detection mouth 37 with the extraction opening intercommunication, vacuum detection mouth 37 be used for with external vacuum detection device intercommunication to let the staff can the actual monitoring in the intraoral vacuum of extraction, monitor with this the utility model discloses whether take place gas leakage.
In this embodiment, the vacuum detection port 37 is detachably mounted with a blocking member 38 for blocking the blocking member 38 when detection is not required so as to prevent air leakage.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a good control valve of stability, includes that the vacuum takes place the control mechanism that the mechanism and be used for external high pressurized air source, its characterized in that: the vacuum generating mechanism comprises a seat body and a vacuum generating assembly arranged in the seat body, the seat body is provided with an air inlet, an air pumping hole and an air exhaust hole, the control mechanism is arranged on the seat body, the control mechanism is communicated with the vacuum generating assembly through the air inlet, the vacuum generating assembly exhausts high-speed gas to the outside through the air exhaust hole, and the vacuum generating assembly is used for exhausting air in the air pumping hole.
2. The control valve with good stability according to claim 1, wherein: the control mechanism is an electromagnetic valve.
3. The control valve with good stability according to claim 1, wherein: the control mechanism is connected with the base body through a screw, and a sealing ring is arranged at the butt joint of the control mechanism and the base body.
4. The control valve with good stability according to claim 1, wherein: the vacuum generating assembly comprises a plurality of vacuum tubes arranged side by side, two ends of each vacuum tube are respectively provided with an air inlet communicated with the air inlet and an air outlet communicated with the air outlet, and the side wall of each vacuum tube is provided with a negative pressure hole communicated with the air pumping hole.
5. The control valve with good stability according to claim 4, wherein: the side wall of the vacuum tube is provided with at least two negative pressure holes.
6. The control valve with good stability according to claim 1, wherein: the vacuum breaking valve is used for being externally connected with an air source or the atmosphere and communicated with the air pumping hole in the seat body.
7. The control valve with good stability according to claim 6, wherein: the base body is provided with a first vacuum breaking channel and a second vacuum breaking channel, one end of the first vacuum breaking channel is communicated with one side of the extraction opening, the other end of the first vacuum breaking channel is communicated with one end of the second vacuum breaking channel in the base body in a cross mode, the other end of the second vacuum breaking channel is exposed out of the end face of the base body, and the vacuum breaking valve is communicated with the other end of the second vacuum breaking channel.
8. The control valve with good stability according to claim 6, wherein: and an adjusting mechanism for adjusting the gas flow is arranged at the communication part of the vacuum breaking valve and the air pumping hole.
9. The control valve with good stability according to claim 1, wherein: one side of the seat body is provided with a vacuum detection port, the vacuum detection port is communicated with the air pumping port, and the vacuum detection port is communicated with an external vacuum detection device.
10. The control valve with good stability according to claim 9, wherein: the vacuum detection port is detachably provided with an air blocking piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022279404.2U CN213673718U (en) | 2020-10-13 | 2020-10-13 | Control valve with good stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022279404.2U CN213673718U (en) | 2020-10-13 | 2020-10-13 | Control valve with good stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213673718U true CN213673718U (en) | 2021-07-13 |
Family
ID=76756754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022279404.2U Active CN213673718U (en) | 2020-10-13 | 2020-10-13 | Control valve with good stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213673718U (en) |
-
2020
- 2020-10-13 CN CN202022279404.2U patent/CN213673718U/en active Active
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