TWM581174U - Energy-saving type vacuum control valve - Google Patents

Abstract

An energy-saving vacuum control valve, the main body of which is controlled by a control module having an input port and a vacuum breaking adjustment button, and a vacuum control module with a vacuum adjustment knob and an orifice, and then a vacuum generated by a vacuum generator a module, a digital display module, and a vacuum filter module having a suction port, the input port to the throttle hole is provided with a first flow path, and the throttle hole is provided with a second between the vacuum generator and the vacuum adjustment button a flow passage, and the second flow passage is further provided with a gas-controlled two-port two-position valve, and the third flow passage is connected to the vacuum inlet by the vacuum adjustment knob and the vacuum generator, and the vacuum generator is provided between the vacuum inlet and the suction inlet. The check valve, when the vacuum adjustment knob is opened upwards and the air-controlled two-position two-position valve and the check valve are synchronously closed, the negative pressure in the third flow passage to the suction port can be maintained in a vacuum state, and the vacuum destruction adjustment button is further A fourth flow passage is connected to the third flow passage, and the positive pressure of the circulation causes the check valve to open, thereby destroying the vacuum state of the suction port.

Description

Energy-saving vacuum control valve

This creation is about an energy-saving vacuum control valve. The main body is composed of a plurality of modules with different functions. The vacuum state can be achieved through a gas-operated two-position two-position valve and a check valve disposed inside the vacuum state. It can be maintained continuously. In addition to reducing air consumption and reducing noise, it can improve air circulation efficiency and achieve energy conservation.

In the current development of industrial automation, pneumatic vacuum technology has been widely used in various production lines, as shown in Figure 10, the conventional vacuum generator (90) can be seen as a pressure source (91), a row of outlets (92 ), and a suction port (93), and the internal structure is quite simple;

The operation of the conventional vacuum generator (90) is input from the air pressure source (91) through compressed air, and is exhausted through the discharge port (92), and the suction port is made by the suction action (93). The effect of vacuum adsorption is generated to achieve the purpose of adsorbing the workpiece; if the compressed air is not supplied, the vacuum of the suction port (93) will be directly dissipated into the atmosphere, and the workpiece will be directly dropped.

Therefore, from the above shortcomings of the vacuum generator (90), various problems in practical use can be known, and in view of this, the creator will maintain vacuum suction and compressed air consumption through careful planning and design. Reduced design features and integration to redesign an energy-saving vacuum control valve to improve the various problems of the conventional structure.

One of the main purposes of this creation is to provide an energy-saving vacuum control valve that maintains the vacuum state of the internal structure of the suction port and the workpiece for a long time and reduces the flow rate of the air pressure source input;

In order to achieve the above objective, an energy-saving vacuum control valve of the present invention comprises: a main body consisting of a control module, a vacuum control module, a vacuum generating module, a digital display module and a vacuum filter module. The vacuum control module has a throttle orifice for controlling the flow rate of the input air pressure source, and a vacuum adjustment knob, and the vacuum generation module has a vacuum generator;

Wherein, a first flow channel is connected to the orifice through an input port provided by the control module, and a second flow channel is disposed in the throttle hole to communicate with the vacuum generator and the vacuum adjustment button And an air-controlled two-port two-position valve is further disposed in the second flow path, and a third flow path is connected between the vacuum adjusting button and the vacuum generator to a suction port of the vacuum filter module. And a check valve is disposed between the vacuum generator and the suction port, and when the vacuum adjustment button is opened upward, the gas-controlled two-position two-position valve and the check valve are synchronously closed, thereby enabling the The negative pressure in the third flow path to the suction port forms a vacuum holding state, and the vacuum breaking adjustment button is further provided with a fourth flow path, the fourth flow path is connected to the third flow path, and the positive pressure is notified by the flow The check valve is opened to destroy the vacuum state of the suction port.

For another purpose of the present invention, the vacuum adjustment button further includes: an atmospheric passage opening disposed in the vacuum control module, and the atmospheric passage port communicates with the vacuum adjustment knob.

In general, based on this creation, the best possible embodiment, together with the drawings and detailed description, will increase the understanding of the creation;

First of all, please refer to Figure 1 to Figure 2, the creation is an energy-saving vacuum control valve, the structure of which includes: a body (10), sequentially controlled by a control module (20), a a vacuum control module (30), a vacuum generating module (40), a digital display module (50), and a vacuum filter module (60) are connected;

The control module (20) has an input port (201) for inputting a gas pressure source (80), a vacuum generating solenoid valve (21), a vacuum generating two-port two-position valve (22), and a vacuum destruction. a solenoid valve (23) and a vacuum break control knob (24); the vacuum control module (30) has a vacuum adjustment knob (31) and a throttle hole (32), the vacuum generation module (40) having a vacuum generator (41), and the vacuum filter module (60) has a suction port (601);

Wherein, in conjunction with FIG. 3, a first flow path (70) is disposed at the input port (201) connected to the orifice (32); and the vacuum hole (32) is connected to the vacuum. A second flow path (71) is disposed between the generator (41) and the vacuum adjustment button (31), and a gas-controlled two-position two-position valve is further disposed in the second flow path (71). And a third flow path (72) is provided from the orifice (32) and the vacuum generator (41) to the suction port (601), and the vacuum generator (41) and the suction A check valve (42) is provided between the ports (601).

In addition, as shown in the fourth to fifth figures, the air pressure source (80) input from the input port (201) is a positive pressure (81), and is connected via the vacuum generating solenoid valve (21) in the first flow path (70). The vacuum occurs after the two-position two-position valve (22) to the orifice (32), thereby controlling the positive pressure (81) flow entering the input port (201); and then the second flow path (71) respectively A positive pressure (81) flows to the vacuum adjustment knob (31) and the vacuum generator (41), and an air passage port (711) is provided beside the vacuum adjustment knob (31) to assist in inputting a plurality of air pressure sources ( 80) discharging, and between the orifice (32) and the vacuum generator (41), an air-controlled two-port two-position valve (33) is further provided, and the gas-controlled two-position two-position valve (33) ) can be used to control the flow of positive pressure (81) to the vacuum generator (41) so that the positive pressure (81) flow rate of the discharge port (401) can also be correspondingly controlled, and the vacuum generator (41) There is a silencer (411) which can reduce the volume generated by the positive pressure (81) through the discharge port (401).

And a vacuum valve (31) and a third flow path (72) formed by the vacuum generator (41) to the suction port (601) are further provided with a check valve (42), the check valve (42) At this time, it is in an open state. Thus, the third flow path (72) to the suction port (601) is filled with a negative pressure (82), and the suction port (601) is in a vacuum generating state, and can be used for adsorbing objects. use.

Please cooperate with the sixth to seventh diagrams, when the vacuum sensing switch (51) in the digital display module (50) senses that the negative pressure (82) in the third flow path (72) is fully loaded, thereby A vacuum signal (511) is generated, and the vacuum signal (511) can be associated with the external wire connection, and the vacuum adjustment button (31) will be opened upward, and the second flow path (71) is positively pressed ( 81) will be restricted by the pneumatically controlled two-position two-position valve (33) and the check valve (42) to the third flow passage (72), thereby allowing the third flow passage (72) to the suction The negative pressure (82) in the port (601) forms a vacuum holding state; if the negative pressure (82) in the third flow path (72) is gradually dissipated for a long time, the solenoid valve (21) is generated due to the vacuum. It is still continuously started, so it can be immediately moved from the first flow channel (70) through the second flow channel (71) to the third flow channel (72), so that the vacuum holding state can be maintained continuously, and the waste is not always discharged indefinitely. The air pressure source (80) is used to save energy.

In addition, as shown in the figures 8 to 9, in the vacuum holding state, if vacuum destruction is required, the vacuum generating solenoid valve (21) is closed, and the position of the vacuum breaking adjusting button (24) is further provided. a fourth flow path (73), the fourth flow path (73) is connected to the third flow path (72), and the positive pressure (81) introduced by the vacuum destruction solenoid valve (23) is transmitted through the fourth flow path ( 73) Pushing the check valve (42) through the third flow passage (72) to break the vacuum state of the suction port (601).

In summary, the creation of the energy-saving vacuum control valve through the plurality of flow channels (70, 71, 72, 73) inside the body (10), the spring force of the vacuum adjustment button (31) and the body (10) The pressure linkage and the opening and closing of the gas-controlled two-position two-position valve (33) and the check valve (42) enable the positive pressure (81) and the negative pressure (82) of the air pressure source (91) to correspond to different vacuums. The state, in which the matching supply demand is performed, can reduce the time generated by the vacuum state and reduce the consumption of the air pressure source (80), thereby achieving the energy saving effect.

(10) ‧‧‧ Ontology  (20)‧‧‧Control Module  (201)‧‧‧ Input port  (21)‧‧‧Vacuum generating solenoid valve  (22)‧‧‧Vacuum two-position two-position valve  (23)‧‧‧Vacuum damage solenoid valve  (24)‧‧‧Vacuum damage control knob  (30)‧‧‧ Vacuum Control Module  (31)‧‧‧Vacuum adjustment button  (32) ‧‧‧ orifice  (33) ‧‧‧Air-controlled two-position two-position valve  (40) ‧‧‧vacuum generating module  (401)‧‧‧Export  (41)‧‧‧ Vacuum generator  (411)‧‧‧Muffler  (42) ‧‧‧ check valve  (50)‧‧‧Digital display module  (51)‧‧‧Vacuum sensing switch  (511) ‧‧‧vacuum signal  (60)‧‧‧ Vacuum Filter Module  (601)‧‧‧ Inhalation  (61)‧‧‧vacuum filter  (70)‧‧‧First runner  (71)‧‧‧Second runner  (711)‧‧‧Atmospheric passage  (72)‧‧‧ Third Runner  (73)‧‧‧ fourth runner  (80) ‧‧‧Pneumatic source  (81) ‧ ‧ positive pressure  (82) ‧‧‧ Negative pressure  (90)‧‧‧ Vacuum generator  (91) ‧‧‧Pneumatic source  (92)‧‧‧Export  (93)‧‧‧ Inhalation  

[Fig. 1] is a perspective view of the creation.  [Fig. 2] is a schematic cross-sectional view taken along line A-A of the preparation state shown in Fig. 1.  [Fig. 3] is a schematic diagram of the circuit in the state of preparation created in Fig. 2.  [Fig. 4] is a schematic cross-sectional view taken along the line A-A of the vacuum generation state shown in Fig. 1.  [Fig. 5] is a schematic diagram of the circuit of the vacuum generation state created in Fig. 4.  [Fig. 6] is a schematic cross-sectional view of the A-A section of the vacuum energy saving state created in Fig. 1.  [Fig. 7] is a schematic diagram of the circuit of the vacuum energy saving state created in Fig. 6.  [Fig. 8] is a schematic cross-sectional view taken along line B-B of the vacuum-destroyed state shown in Fig. 1.  [Fig. 9] is a schematic diagram of the circuit of the vacuum destruction state created in Fig. 8.  [Fig. 10] is a schematic diagram of a conventional technique.  

Claims (2)

An energy-saving vacuum control valve comprises: a body, which is composed of a control module, a vacuum control module, a vacuum generating module, a digital display module and a vacuum filter module in sequence, the control module The group has an input port for inputting a gas pressure source, a vacuum generating solenoid valve, a vacuum generating two-port two-position valve, a vacuum breaking solenoid valve, and a vacuum breaking adjusting button, and the vacuum control module has a vacuum adjusting knob And the venting orifice, the vacuum generating module has a vacuum generator, and the vacuum filtering module has a suction port; and the first flow channel is disposed at the input port and communicates with the orifice; a second flow passage is disposed between the vacuum generator and the vacuum adjustment knob, wherein the second flow passage is further provided with a gas-controlled two-port two-position valve; a third flow passage, The vacuum adjustment button is connected to the vacuum generator to the suction port, and a check valve is disposed between the vacuum generator and the suction port; when the vacuum adjustment button is opened upward, the air control type is used. The position valve and the check valve are closed synchronously The vacuum flow maintaining state of the third flow path to the suction port is formed, and the vacuum destruction adjusting button is further provided with a fourth flow path, and the fourth flow path is connected to the third flow path. The positive pressure causes the check valve to open, thereby destroying the vacuum state of the suction port. The energy-saving vacuum control valve according to claim 1, wherein the vacuum adjustment button further comprises: an atmospheric passage port disposed in the vacuum control module, and the atmospheric passage port communicates with the vacuum adjustment button .