CN210118527U - Energy-saving vacuum control valve - Google Patents
Energy-saving vacuum control valve Download PDFInfo
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- CN210118527U CN210118527U CN201920482149.6U CN201920482149U CN210118527U CN 210118527 U CN210118527 U CN 210118527U CN 201920482149 U CN201920482149 U CN 201920482149U CN 210118527 U CN210118527 U CN 210118527U
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Abstract
An energy-saving vacuum control valve, the body of which is composed of a control module with an input port and a vacuum breaking adjusting knob, a vacuum control module with a vacuum adjusting knob and a throttle hole, a vacuum generating module with a vacuum generator, a digital display module and a vacuum filtering module with a suction inlet, wherein a first flow passage is arranged from the input port to the throttle hole, a second flow passage is arranged between the throttle hole and the vacuum generator and the vacuum adjusting knob, an air-controlled two-port two-position valve is arranged in the second flow passage, a third flow passage is communicated to the suction inlet by the vacuum adjusting knob and the vacuum generator, a check valve is arranged between the vacuum generator and the suction inlet, when the vacuum adjusting knob is opened upwards and is matched with the air-controlled two-port two-position valve and the check valve to be closed synchronously, the negative pressure from the third flow passage to the suction inlet can form a vacuum holding state, the vacuum breaking adjusting knob is also provided with a fourth flow passage communicated with the third flow passage, the check valve is opened by the positive pressure of the flow, and the vacuum state of the suction port can be broken.
Description
Technical Field
The utility model relates to an energy-saving vacuum control valve, its body adopts the module that a plurality of functions are different to constitute, can be under vacuum state, sees through two mouthfuls of two state valves of gas accuse type and check valve of inside setting, makes vacuum state can continuously maintain, except reducing air consumption and the volume of reducing the noise, more can improve air cycle efficiency, reaches energy saving's purpose.
Background
In the development of the current industrial automation, the pneumatic vacuum technology is widely applied to various production lines, as shown in fig. 10, a vacuum generator 90 of the prior art has a pneumatic source 91, an exhaust port 92, and a suction port 93, and has a relatively simple internal structure;
the working principle of the vacuum generator 90 in the prior art is that compressed air is input from the air pressure source 91, then the compressed air is exhausted through the exhaust port 92, and the suction port 93 generates a vacuum adsorption effect by utilizing a suction effect, so that the purpose of adsorbing a workpiece is achieved; if no compressed air is maintained, the vacuum at the suction port 93 will dissipate directly into the atmosphere and the workpiece will also drop directly.
Accordingly, in view of the above-mentioned shortcomings of the conventional vacuum generator 90, the present inventors have devised an energy-saving vacuum control valve by integrating design features of maintaining vacuum suction and reducing compressed air consumption through elaborate planning and design to improve the problems of the prior art structure.
SUMMERY OF THE UTILITY MODEL
The main purpose of the present invention is to provide an energy-saving vacuum control valve, which can maintain the vacuum state of the internal structure for a long time and reduce the flow input by the air pressure source when the suction inlet and the workpiece are adsorbed;
to achieve the above object, the present invention provides an energy-saving vacuum control valve, which comprises: the vacuum filter comprises a main body consisting of a control module, a vacuum generation module, a digital display module and a vacuum filter module in sequence, wherein the vacuum control module is internally provided with a throttling hole and a vacuum adjusting button which can be used for controlling the flow of an input air pressure source, and the vacuum generation module is provided with a vacuum generator;
wherein, a first flow channel is further provided and is communicated with the throttling hole through an input port arranged on the control module, a second flow passage is arranged in the throttle hole and communicated between the vacuum generator and the vacuum adjusting button, and an air-controlled two-port two-position valve is further arranged in the second flow passage, a third flow passage connected to a suction port of the vacuum filter module via the vacuum adjusting button and the vacuum generator, and a check valve disposed between the vacuum generator and the suction port, when the vacuum adjusting button is opened upwards, the pneumatic control type two-port two-position valve and the check valve are matched to be closed synchronously, the negative pressure from the third flow channel to the suction port can form a vacuum holding state, and the vacuum breaking adjusting button is further provided with a fourth flow channel, the fourth flow passage is communicated with the third flow passage, and the check valve is opened through the flowing positive pressure, so that the vacuum state of the suction inlet is destroyed.
Yet another object of the present invention is to provide the vacuum adjusting button, further comprising: and the atmosphere channel port is arranged in the vacuum control module and is communicated with the vacuum adjusting button.
Drawings
Fig. 1 is a perspective view of an energy-saving vacuum control valve provided in an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of the economizer vacuum control valve of FIG. 1 in the "A-A" direction in the ready state.
FIG. 3 is a schematic circuit diagram of the economized vacuum control valve of FIG. 2 in a ready state.
Fig. 4 is a schematic sectional view in the direction of a-a of the energy saving vacuum control valve of fig. 1 in a vacuum generating state.
Fig. 5 is a schematic circuit diagram of the energy-saving vacuum control valve in fig. 4 in a vacuum generation state.
FIG. 6 is a schematic sectional view taken along the line A-A of the economizer vacuum control valve of FIG. 1 in the vacuum economizer state.
FIG. 7 is a schematic diagram of the economizer vacuum control valve of FIG. 6 in a vacuum economizer state.
FIG. 8 is a schematic sectional view of the economizer vacuum control valve of FIG. 1 in a vacuum break state in the direction B-B.
FIG. 9 is a schematic circuit diagram of the economizer vacuum control valve of FIG. 8 in a vacuum break state.
Fig. 10 is a schematic diagram of the prior art.
Description of reference numerals:
10
A control module
An input port
A vacuum generating solenoid valve
22.. two-port two-position valve for vacuum generation
Vacuum break solenoid valve
Vacuum break adjustment knob
30
Vacuum adjusting knob
Orifice
Pneumatic control type two-port two-position valve
Vacuum generating module
401
Vacuum generator
A muffler
Check valve
A digital display module
Vacuum sensing switch
Vacuum signal of 511
Vacuum filtration module
A suction inlet
61.. vacuum filter
A first flow channel
71.. second flow passage
711
A third flow channel
73.. fourth flow passage
80.. air pressure source
Positive pressure
82.. negative pressure
90.. vacuum generator
Air pressure source
92.. discharge port
93.. suction inlet
Detailed Description
The following best possible embodiment of the present invention will be described in detail with reference to the drawings and accompanying detailed description to improve understanding of the present invention;
first, please refer to fig. 1-2, the present invention discloses an energy-saving vacuum control valve, which comprises: a main body 10, which is composed of a control module 20, a vacuum control module 30, a vacuum generating module 40, a digital display module 50, and a vacuum filtering module 60 connected in sequence;
the control module 20 has an input port 201 for inputting a pneumatic source 80, a vacuum generating solenoid valve 21, a vacuum generating two-port two-position valve 22, a vacuum breaking solenoid valve 23, and a vacuum breaking adjusting button 24; the vacuum control module 30 has a vacuum adjusting knob 31 and an orifice 32, the vacuum generating module 40 has a vacuum generator 41, and the vacuum filtering module 60 has a suction port 601;
as shown in fig. 3, a first flow passage 70 is disposed at a position where the input port 201 communicates with the throttle hole 32; a second flow channel 71 is disposed between the throttle hole 32 and the vacuum generator 41 and the vacuum adjustment knob 31, and a pneumatic two-port two-position valve 33 is further disposed in the second flow channel 71; a third flow passage 72 is provided at a position where the orifice 32 and the vacuum generator 41 communicate with the suction port 601, and a check valve 42 is provided between the vacuum generator 41 and the suction port 601.
Referring to fig. 4-5, the air pressure source 80 inputted from the input port 201 is a positive pressure 81, and the flow rate of the positive pressure 81 inputted from the input port 201 is controlled by the vacuum generating solenoid valve 21 in the first flow channel 70 linking with the two-port two-position vacuum generating valve 22 to the orifice 32; the second flow channel 71 flows the positive pressure 81 to the vacuum adjusting button 31 and the vacuum generator 41, an atmospheric channel port 711 is further provided beside the vacuum adjusting button 31 to assist in discharging the inputted air pressure source 80, and an air-controlled two-port two-position valve 33 is further provided between the orifice 32 and the vacuum generator 41, the air-controlled two-port two-position valve 33 can be used to control the flow of the positive pressure 81 flowing to the vacuum generator 41, so that the flow of the positive pressure 81 at the discharge port 401 can be correspondingly controlled, and a muffler 411 is provided in the vacuum generator 41, and the muffler 411 can reduce the volume generated by the positive pressure 81 passing through the discharge port 401.
A check valve 42 is further disposed in the third flow channel 72 formed by the vacuum adjusting knob 31 and the vacuum generator 41 to the suction port 601, and the check valve 42 is opened at this time, so that the negative pressure 82 is filled in the third flow channel 72 to the suction port 601, and the suction port 601 is in a vacuum generating state and can be used for an adsorption object.
Referring to fig. 6 to 7, when the vacuum sensing switch 51 in the digital display module 50 senses that the negative pressure 82 in the third flow channel 72 is fully loaded, a vacuum signal 511 is generated, the vacuum signal 511 can cooperate with external wire connection for related linkage, the vacuum adjusting button 31 is opened upwards, and the positive pressure 81 of the second flow channel 71 is limited by the pneumatic control type two-port two-position valve 33 and the check valve 42 to flow into the third flow channel 72, so that the negative pressure 82 in the suction port 601 from the third flow channel 72 can form a vacuum holding state; if the vacuum generation solenoid valve 21 is still continuously activated when the negative pressure 82 in the third flow channel 72 is gradually dissipated after being continuously maintained for a long time, the vacuum can be immediately transferred from the first flow channel 70 to the third flow channel 72 through the second flow channel 71, so that the vacuum maintaining state can be continuously maintained, and the waste of the air pressure source 80 caused by the infinite discharge can be avoided, thereby achieving the purpose of saving energy.
Referring to fig. 8 to 9, in the vacuum maintaining state, if the vacuum breaking is required, after the vacuum generating solenoid valve 21 is closed, a fourth flow channel 73 is further disposed at the position of the vacuum breaking adjusting button 24, and the fourth flow channel 73 is communicated to the third flow channel 72, so that the positive pressure 81 introduced by the vacuum breaking solenoid valve 23 can push the check valve 42 to open through the fourth flow channel 73 via the third flow channel 72 to break the vacuum state of the suction port 601.
To sum up, the embodiment of the present invention provides an energy saving vacuum control valve, which is characterized in that the several flow channels 70, 71, 72, 73 inside the body 10 are penetrated, the spring force of the vacuum adjusting button 31 is linked with the pressure inside the body 10 and the opening and closing linkage of the two-position pneumatic control valve 33 and the check valve 42, so that the positive pressure 81 and the negative pressure 82 of the pneumatic pressure source 91 can correspond to different vacuum states, the supply demand of the vacuum pressure source is matched, the time for generating the vacuum state can be reduced, and the consumption of the pneumatic pressure source 80 can be reduced, thereby achieving the energy saving effect.
The structure, features and effects of the present invention have been described in detail above according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to the same changes should be considered within the protection scope of the present invention when not exceeding the spirit covered by the description and drawings.
Claims (2)
1. An energy efficient vacuum control valve comprising: the vacuum filtering device comprises a body, a vacuum control module, a vacuum generating module, a digital display module and a vacuum filtering module, wherein the control module is provided with an input port for inputting a pneumatic source, a vacuum generating electromagnetic valve, a vacuum generating two-port two-position valve, a vacuum destroying electromagnetic valve and a vacuum destroying adjusting button; the method is characterized in that: a first flow passage arranged at the input port and communicated with the throttling hole; the second flow passage is arranged between the throttling hole and the vacuum generator and communicated with the vacuum adjusting button, and an air-controlled two-port two-position valve is also arranged in the second flow passage; a third flow passage communicated to the suction inlet by the vacuum adjusting button and the vacuum generator, and a check valve is arranged between the vacuum generator and the suction inlet; when the vacuum adjusting button is opened upwards, the vacuum adjusting button is matched with the air-control type two-port two-position valve and the check valve to be closed synchronously, so that negative pressure from the third flow channel to the suction port forms a vacuum holding state, the vacuum destroying adjusting button is also provided with a fourth flow channel, the fourth flow channel is communicated with the third flow channel, the check valve is opened through flowing positive pressure, and the vacuum state of the suction port is destroyed.
2. The energy efficient vacuum control valve of claim 1, wherein the energy efficient vacuum control valve further comprises: and the atmosphere channel port is arranged in the vacuum control module and is communicated with the vacuum adjusting button.
Priority Applications (1)
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CN201920482149.6U CN210118527U (en) | 2019-04-10 | 2019-04-10 | Energy-saving vacuum control valve |
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CN201920482149.6U CN210118527U (en) | 2019-04-10 | 2019-04-10 | Energy-saving vacuum control valve |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111810710A (en) * | 2019-04-10 | 2020-10-23 | 台湾气立股份有限公司 | Energy-saving vacuum control valve |
JP2022022100A (en) * | 2020-07-23 | 2022-02-03 | 台灣氣立股▲ふん▼有限公司 | Thin energy saving electromagnetic control type vacuum generation and breaking valve |
-
2019
- 2019-04-10 CN CN201920482149.6U patent/CN210118527U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111810710A (en) * | 2019-04-10 | 2020-10-23 | 台湾气立股份有限公司 | Energy-saving vacuum control valve |
JP2022022100A (en) * | 2020-07-23 | 2022-02-03 | 台灣氣立股▲ふん▼有限公司 | Thin energy saving electromagnetic control type vacuum generation and breaking valve |
JP7161791B2 (en) | 2020-07-23 | 2022-10-27 | 台灣氣立股▲ふん▼有限公司 | Thin energy-saving electromagnetically controlled vacuum generation and release valve |
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