CN110159605B - Vacuum and blowing combined valve - Google Patents

Vacuum and blowing combined valve Download PDF

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Publication number
CN110159605B
CN110159605B CN201910471897.9A CN201910471897A CN110159605B CN 110159605 B CN110159605 B CN 110159605B CN 201910471897 A CN201910471897 A CN 201910471897A CN 110159605 B CN110159605 B CN 110159605B
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Prior art keywords
hole
air inlet
vacuum
communicated
air
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CN201910471897.9A
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CN110159605A (en
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宋宏
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Dongguan Hongnuo Automation Technology Co ltd
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Dongguan Hongnuo Automation Technology Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B2013/002Modular valves, i.e. consisting of an assembly of interchangeable components

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

The invention relates to the technical field of pneumatic elements, in particular to a vacuum and air blowing combined valve, which comprises a confluence plate, a first control valve and a second control valve, wherein the first control valve and the second control valve are all arranged on the confluence plate, holes on the confluence plate are communicated in the confluence plate, and openings of the first control valve and the second control valve are respectively arranged on the same side of the valve, so that the vacuum and air blowing combined valve can be communicated on the premise that an air passage is not required to be additionally arranged.

Description

Vacuum and blowing combined valve
Technical Field
The invention relates to the technical field of pneumatic elements, in particular to a vacuum and blowing combination valve.
Background
Currently, pneumatic control valves have become very important components in equipment, and are mainly used for grabbing workpieces, controlling cylinders and the like. In a device, a plurality of air valves are often required to cooperate to realize control. In order to save the space for installing the air valves, the air valves are integrated on a bus plate, and the bus plate is adopted to realize the function of installing a plurality of air valves. But this approach has the following disadvantages: the bus plate is only used for realizing the effect of simultaneously supplying air to a plurality of air valves on one bus plate besides the air valves; however, if two air valves are installed on a bus plate and one air valve is used for controlling the other air valve, an additional pipeline is required to be added to the connection between the two air valves due to the structural defect of the bus plate, which can certainly complicate the connection structure between the air valves and increase the connection cost and instability of the air valves.
Disclosure of Invention
The invention provides a vacuum and blowing combined valve which aims at the problems in the prior art and can realize the communication of two pneumatic valves in a confluence plate.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a vacuum and air blowing combined valve, which comprises a confluence plate, a first control valve and a second control valve which are all arranged on the confluence plate, wherein the end surface of the confluence plate is provided with a first hole, a second hole, a third hole, a fourth hole, a vacuum hole for externally connecting a vacuum source, an air inlet hole for externally connecting the air source and an air outlet hole for outputting air;
the first control valve is provided with a first air inlet, a second air inlet, a first air outlet and a first control part, the first air inlet, the second air inlet and the first air outlet are all positioned on the same side of the first control valve, the first control part is used for controlling the first air outlet to be communicated with the first air inlet or the second air inlet, the first air inlet is communicated with the first hole, the first air outlet is communicated with the second hole, and the second air inlet is used for externally connecting the atmosphere;
the second control valve comprises a third air inlet, a fourth air inlet, a second air outlet and a second control part, wherein the third air inlet, the fourth air inlet and the second air outlet are all positioned on the same side of the second control valve, the second control part is used for controlling the second air outlet to be communicated with the third air inlet or the fourth air inlet, the third air inlet is communicated with the third hole, the fourth air inlet is communicated with the vacuum hole, and the second air outlet is communicated with the fourth hole.
Further, the busbar plate is further provided with a fifth hole, the fifth hole is arranged in parallel with the third hole, and the fifth hole is communicated with the air inlet hole in the busbar plate.
Further, the second control part is provided with a second pilot hole, and the second pilot hole is communicated with the fifth hole.
Preferably, the air inlet is communicated with an external air source after passing through the regulating valve.
Further, the fifth hole is communicated with the vacuum hole, and the bus plate is further provided with an air inlet hole, and the air inlet hole is communicated with the first hole in the bus plate.
Preferably, the busbar plate is further provided with a sixth hole, the sixth hole is arranged in parallel with the first hole, and the sixth hole is communicated with the air inlet hole in the busbar plate; the first control part is provided with a first pilot hole, and the first pilot hole is communicated with the sixth hole.
Preferably, a plugging piece is detachably arranged between the fifth hole and the vacuum hole.
Further, a vacuum channel for externally connecting a vacuum source is arranged on one side of the bus plate, and the vacuum channel is communicated with the vacuum hole in the bus plate.
The invention has the beneficial effects that: according to the invention, the first air inlet, the second air inlet and the first air outlet are all arranged on the same side of the first control valve, the third air inlet, the fourth air inlet and the second air outlet are all arranged on the same side of the second control valve, and the holes on the bus plate are communicated with the bus plate, so that the first control valve and the second control valve are communicated with the bus plate on the premise of no additional pipeline, the cost of the invention is saved, and the occurrence of air leakage phenomenon is reduced.
Drawings
Fig. 1 is a schematic view of a busbar of the present invention.
Fig. 2 is a schematic diagram of example 1.
Fig. 3 is a schematic diagram of example 2.
Reference numerals: 1-confluence plate, 2-first control valve, 3-second control valve, 4-regulating valve, 5-air source, 6-vacuum source, 11-first hole, 12-second hole, 13-third hole, 14-fourth hole, 15-fifth hole, 16-sixth hole, 17-vacuum hole, 18-air inlet hole, 19-air outlet hole, 110-vacuum channel, 111-air inlet hole, 21-first air inlet, 22-second air inlet, 23-first air outlet, 24-first control part, 25-first pilot hole, 31-third air inlet, 32-fourth air inlet, 33-second air outlet, 34-second control part, 35-second pilot hole.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention. The present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a vacuum and air blowing combined valve, which comprises a bus plate 1, a first control valve 2 and a second control valve 3 both installed on the bus plate 1, wherein a first hole 11, a second hole 12, a third hole 13, a fourth hole 14, a vacuum hole 17 for externally connecting a vacuum source 6, an air inlet hole 18 for externally connecting an air source 5, and an air outlet hole 19 for outputting air are arranged on the end surface of the bus plate 1, the first hole 11 and the second hole 12 are arranged in parallel, the third hole 13, the fourth hole 14 and the vacuum hole 17 are arranged in parallel, the air inlet hole 18 is communicated with the first hole 11 in the bus plate 1, the second hole 12 is communicated with the third hole 13 in the bus plate 1, and the fourth hole 14 and the air outlet hole 19 are communicated with the bus plate 1; the first control valve 2 is provided with a first air inlet 21, a second air inlet 22, a first air outlet 23 and a first control part 24, wherein the first air inlet 21, the second air inlet 22 and the first air outlet 23 are all positioned on the same side of the first control valve 2, the first control part 24 is used for controlling the first air outlet 23 to be communicated with the first air inlet 21 or the second air inlet 22, the first air inlet 21 is communicated with the first hole 11, the first air outlet 23 is communicated with the second hole 12, and the second air inlet 22 is used for externally connecting the atmosphere; the second control valve 3 includes a third air inlet 31, a fourth air inlet 32, a second air outlet 33 and a second control portion 34, where the third air inlet 31, the fourth air inlet 32 and the second air outlet 33 are all located on the same side of the second control valve 3, the second control portion 34 is used to control the second air outlet 33 to be communicated with the third air inlet 31 or the fourth air inlet 32, the third air inlet 31 is communicated with the third hole 13, the fourth air inlet 32 is communicated with the vacuum hole 17, and the second air outlet 33 is communicated with the fourth hole 14.
As shown in fig. 2, the working principle of the present embodiment is that when ventilation (i.e. blowing) is required, the first air inlet 21 and the first air outlet 23 are controlled to be conducted by the first control portion 24, the third air inlet 31 and the second air outlet 33 are controlled to be conducted by the second control portion 34, then air is input from the external air source 5 to the air inlet 18, and the air is discharged from the air outlet 19 after passing through the first hole 11, the first control valve 2, the second hole 12, the third hole 13, the second control valve 3 and the fourth hole 14, so that the blowing effect is achieved; when vacuum pumping is needed, the fourth air inlet 32 is controlled to be communicated with the second air outlet 33 by the second control part 34, so that the external vacuum source 6 can be pumped in vacuum through the vacuum hole 17, the fourth air inlet 32, the second control valve 3, the second air outlet 33, the fourth hole 14 and the air outlet 19, and the second air inlet 22 is controlled to be communicated with the first air outlet 23 by the first control part 24 so as to ensure that the air in the first control valve 2 is not excessively high, and the air in the air source 5 is discharged out of the atmosphere through the first control valve 2.
Because the current bus plate 1 only has the function of realizing the fixed installation of the valve bodies, and the communication between the valve bodies, the communication between the valve bodies and the outside all needs to be additionally provided with pipelines. Therefore, compared with the prior art, the invention has the advantages that the first air inlet 21, the second air inlet 22 and the first air outlet 23 are all arranged on the same side of the first control valve 2, the third air inlet 31, the fourth air inlet 32 and the second air outlet 33 are all arranged on the same side of the second control valve 3, and the holes on the bus plate 1 are communicated with the bus plate 1, so that the first control valve 2 and the second control valve 3 are communicated with the bus plate 1 without arranging additional pipelines, the cost of the invention is saved, and the occurrence of air leakage phenomenon is reduced.
The busbar 1 is further provided with a fifth hole 15, the fifth hole 15 is arranged in parallel with the third hole 13, and the fifth hole 15 and the air inlet hole 18 are communicated in the busbar 1. By the arrangement of the fifth hole 15, the invention can be accessed for use with a pilot valve.
The first control valve 2 is preferably a solenoid valve, and in this embodiment, the second control portion 34 is provided with a second pilot hole 35, and the second pilot hole 35 communicates with the fifth hole 15; specifically, the structure of the second control valve 3 can be referred to as patent document "201820596653.4". That is, the present invention can reduce power consumption when switching between the vacuum state and the air blowing state by employing the pilot valve structure for the second control valve 3.
Preferably, the invention further comprises a regulating valve 4, and the air inlet hole 18 is communicated with an external air source 5 after passing through the regulating valve 4. The regulating valve 4 is used for regulating the air flow input by the air source 5, so that the stability of the blowing of the invention is ensured.
Example 2
The present embodiment increases the effect of two-stage blowing compared to embodiment 1, and is specifically expressed as follows: the fifth hole 15 is communicated with the vacuum hole 17, the busbar 1 is further provided with an air inlet hole 111, and the air inlet hole 111 is communicated with the first hole 11 in the busbar 1.
As shown in fig. 3, that is, when two-stage controlled blowing is required, one end of the vacuum hole 17, which is communicated with the outside, is plugged, and a channel between the first hole 11 and the air inlet hole 18 is plugged, that is, the air inlet hole 18 and the air inlet hole 111 are respectively connected with two different air sources 5 in an external mode; then when blowing, the second control part 34 controls the fourth air inlet 32 to be communicated with the second air outlet 33, and meanwhile, in order to avoid danger caused by overlarge air pressure in the first control valve 2, the first control part 24 controls the second air inlet 22 to be communicated with the first air outlet 23, and at the moment, the external air source 5 is only discharged after passing through the air inlet hole 18, the fifth hole 15, the vacuum hole 17, the first control valve 2, the fourth hole 14 and the air outlet hole 19 because the vacuum hole 17 is blocked; when the level of the air outlet needs to be changed, only the first control valve 2 controls the first air inlet 21 to be communicated with the first air outlet 23, and the second control part 34 controls the third air inlet 31 to be communicated with the second air outlet 33, so that the other air source 5 can be discharged from the air outlet 19 through the second control valve 3 and the first control valve 2. That is, the invention can realize the switching between two states of blowing and vacuum, and also can realize the switching between two states of blowing with different levels, thereby enabling a user to select different working modes according to the needs and expanding the application of the invention.
Preferably, the busbar 1 is further provided with a sixth hole 16, the sixth hole 16 is arranged in parallel with the first hole 11, and the sixth hole 16 communicates with the air inlet hole 18 in the busbar 1; the first control portion 24 is provided with a first pilot hole 25, and the first pilot hole 25 communicates with the sixth hole 16. The pilot valve can switch the state of larger air flow on the premise of consuming smaller power.
Preferably, a plugging member is detachably disposed between the fifth hole 15 and the vacuum hole 17, for plugging the passage between the fifth hole 15 and the vacuum hole 17 as required.
In this embodiment, a vacuum channel 110 for externally connecting with the vacuum source 6 is disposed on one side of the busbar board 1, and the vacuum channel 110 communicates with the vacuum hole 17 in the busbar board 1.
The present invention is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present invention.

Claims (8)

1. A vacuum and blowing combination valve is characterized in that: the device comprises a bus plate, a first control valve and a second control valve which are all arranged on the bus plate, wherein a first hole, a second hole, a third hole, a fourth hole, a vacuum hole for externally connecting a vacuum source, an air inlet hole for externally connecting an air source and an air outlet hole for outputting air are arranged on the end face of the bus plate;
the first control valve is provided with a first air inlet, a second air inlet, a first air outlet and a first control part, the first air inlet, the second air inlet and the first air outlet are all positioned on the same side of the first control valve, the first control part is used for controlling the first air outlet to be communicated with the first air inlet or the second air inlet, the first air inlet is communicated with the first hole, the first air outlet is communicated with the second hole, and the second air inlet is used for externally connecting the atmosphere;
the second control valve comprises a third air inlet, a fourth air inlet, a second air outlet and a second control part, wherein the third air inlet, the fourth air inlet and the second air outlet are all positioned on the same side of the second control valve, the second control part is used for controlling the second air outlet to be communicated with the third air inlet or the fourth air inlet, the third air inlet is communicated with the third hole, the fourth air inlet is communicated with the vacuum hole, and the second air outlet is communicated with the fourth hole.
2. The combination vacuum and blow valve of claim 1 wherein: the bus plate is also provided with a fifth hole, the fifth hole is arranged in parallel with the third hole, and the fifth hole is communicated with the air inlet hole in the bus plate.
3. The combination vacuum and blow valve of claim 2 wherein: the second control part is provided with a second pilot hole, and the second pilot hole is communicated with the fifth hole.
4. A combined vacuum and blow valve according to any of claims 1-3, characterized in that: the air inlet is communicated with an external air source after passing through the regulating valve.
5. The combination vacuum and blow valve of claim 2 wherein: the fifth hole is communicated with the vacuum hole, the bus plate is further provided with an air inlet hole, and the air inlet hole is communicated with the first hole in the bus plate.
6. The combination vacuum and blow valve of claim 5 wherein: the bus plate is also provided with a sixth hole, the sixth hole is arranged in parallel with the first hole, and the sixth hole is communicated with the air inlet hole in the bus plate; the first control part is provided with a first pilot hole, and the first pilot hole is communicated with the sixth hole.
7. The combination vacuum and blow valve of claim 5 wherein: and a plugging piece is detachably arranged between the fifth hole and the vacuum hole.
8. The combination vacuum and blow valve of claim 1 wherein: one side of the bus plate is provided with a vacuum channel for externally connecting a vacuum source, and the vacuum channel is communicated with the vacuum hole in the bus plate.
CN201910471897.9A 2019-05-31 2019-05-31 Vacuum and blowing combined valve Active CN110159605B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910471897.9A CN110159605B (en) 2019-05-31 2019-05-31 Vacuum and blowing combined valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910471897.9A CN110159605B (en) 2019-05-31 2019-05-31 Vacuum and blowing combined valve

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CN110159605A CN110159605A (en) 2019-08-23
CN110159605B true CN110159605B (en) 2024-03-15

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111075786B (en) * 2019-11-29 2022-03-29 张巍 Air circuit block and air circuit valve block assembly
CN113323937B (en) * 2021-06-23 2024-02-20 宁波佳尔灵气动机械有限公司 Valve island

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0251602A (en) * 1988-08-16 1990-02-21 Komatsu Ltd Control valve device
CN101672306A (en) * 2009-06-17 2010-03-17 北京市劳动保护科学研究所 Six-way valve automatic switching device and confluence plate therein
CN208397412U (en) * 2018-04-24 2019-01-18 东莞市鸿诺自动化科技有限公司 A kind of external pilot formula reversal valve
CN210218268U (en) * 2019-05-31 2020-03-31 东莞市鸿诺自动化科技有限公司 Vacuum and blowing combined valve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0251602A (en) * 1988-08-16 1990-02-21 Komatsu Ltd Control valve device
CN101672306A (en) * 2009-06-17 2010-03-17 北京市劳动保护科学研究所 Six-way valve automatic switching device and confluence plate therein
CN208397412U (en) * 2018-04-24 2019-01-18 东莞市鸿诺自动化科技有限公司 A kind of external pilot formula reversal valve
CN210218268U (en) * 2019-05-31 2020-03-31 东莞市鸿诺自动化科技有限公司 Vacuum and blowing combined valve

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