CN220600518U

CN220600518U - Gas circuit reversing device and automation equipment thereof

Info

Publication number: CN220600518U
Application number: CN202321497827.9U
Authority: CN
Inventors: 杨焜; 许晋诚
Original assignee: Parsini Perception Technology Zhangjiagang Co ltd
Current assignee: Parsini Perception Technology Zhangjiagang Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2024-03-15
Anticipated expiration: 2033-06-13

Abstract

The embodiment of the application belongs to the technical field of reversing valves, and relates to a gas circuit reversing device, which comprises: the device comprises a driving assembly, a conversion part, an input joint, an output joint, a retainer and a sealing piece; the retainer forms a hollow part; the conversion part is accommodated in the hollow part; one ends of the first input connector, the second input connector and the output connector are fixed on the retainer and penetrate through the retainer; the output end of the driving component is fixedly connected with the conversion part so as to drive the conversion part to linearly move along a preset direction; a first air passage which is communicated with the air passage and is formed among the first input connector, the first conversion bin and the output connector or along with the movement of the conversion part; a second air passage which is communicated with the air passage and is formed among the second input connector, the second conversion bin and the output connector or along with the movement of the conversion part; and the sealing piece is used for sealing the first air passage and the second air passage. The application also relates to an automation device. The technical scheme provided by the application can simplify the structure of the gas circuit reversing device.

Description

Gas circuit reversing device and automation equipment thereof

Technical Field

The application relates to the technical field of air exchange valves, in particular to an air passage reversing device and automatic equipment thereof.

Background

The air path reversing device on the market is complex, needs to be connected with a large-sized air compressor, has large volume and cannot be independently used in small-sized movable equipment.

Disclosure of Invention

Based on this, the embodiment of the application provides a gas circuit reversing device and an automation device thereof, so as to simplify the structure of the gas circuit reversing device.

In a first aspect, an embodiment of the present application provides a gas circuit reversing device, which adopts the following technical scheme:

a gas circuit reversing device, the device comprising: the device comprises a driving assembly, a conversion part, an input joint, an output joint, a retainer and a sealing piece; the input connector comprises a first input connector and a second input connector; the inside of the conversion part is divided into two independent first conversion bins and second conversion bins along the preset direction;

the retainer forms a hollow part; the conversion part is accommodated in the hollow part;

one ends of the first input connector, the second input connector and the output connector are fixed on the retainer and penetrate through the retainer;

the output end of the driving component is fixedly connected with the conversion part so as to drive the conversion part to linearly move along a preset direction;

a first air passage which is communicated with the air passage and is formed among the first input connector, the first conversion bin and the output connector or along with the movement of the conversion part; and a second air passage which is communicated with the second input connector, the second conversion bin and the output connector or forms air passage along with the movement of the conversion part.

The sealing piece is used for sealing the first air passage and the second air passage.

Further, the first input connector, the output connector and the second input connector are sequentially arranged along the preset direction;

along the preset direction, the conversion part forms a first channel and a second channel corresponding to the first conversion bin; forming a third channel and a fourth channel corresponding to the second conversion bin; wherein,

the positional relationship of the first channel, the second channel, the third channel and the fourth channel satisfies the following requirements:

when the conversion part moves to a first preset position, the first channel is communicated with the first input joint; the second channel is communicated with the output joint;

when the conversion part moves to a second preset position, the third channel is communicated with the output joint; the fourth passage communicates with the second input fitting.

Further, the seal is fixed to the outer surfaces of the transition portion corresponding to the input joint and the output joint.

Further, the first input connector and the second input connector are arranged in parallel along the preset movement direction;

the top surfaces of the conversion parts corresponding to the input connectors are inwards recessed to form the first conversion bin and the second conversion bin, so that the tops of the first conversion bin and the second conversion bin are openings;

the output joint is fixed on the surface of the retainer, which is not corresponding to the top;

when the conversion part moves to a third preset position, the top of the first conversion bin is communicated with the internal space of the retainer and then is communicated with the output joint; when the conversion part moves to a fourth preset position, the top of the second conversion bin is communicated with the inner space of the retainer and then is communicated with the output connector.

Further, the sealing piece is a sealing ring, and the sealing ring is sleeved at the joint of the conversion part and the retainer.

Further, the air path reversing device further comprises a limiting piece;

the limiting piece is arranged between the conversion part and the retainer and is positioned on the opposite side of the input connector, and the conversion part is more closely attached to the input connector through the limiting piece.

Further, the limiting piece includes: a spring and a press block;

one end of the spring is fixedly connected with the pressing block; the other end of the spring is arranged corresponding to the retainer or the driving component;

the pressing block is abutted with the conversion part.

Further, the driving assembly includes: the device comprises a driving part, a screw rod and a connecting arm;

the output end of the driving part is connected with one end tooth of the connecting arm in a matched manner through the screw rod;

the other end of the connecting arm is fixedly connected with the conversion part;

the driving part drives the screw rod to rotate, so that the connecting arm is driven to drive the conversion part to move.

Further, the cage includes: a holder main body and a connection portion;

the retainer body forms the hollow portion;

the connecting part is fixedly connected with the retainer, and is fixedly connected with the driving part of the driving assembly through the connecting part.

In a second aspect, embodiments of the present application provide an automated apparatus including the gas circuit reversing device described above.

Compared with the prior art, the embodiment of the application has the following main beneficial effects:

according to the embodiment of the application, the driving assembly is controlled to drive the first conversion bin and the first conversion bin of the conversion part to move, so that the output connector can be communicated with the first channel or the second channel, and the conversion between positive and negative voltage output can be achieved through the same output connector, so that the whole structure of the air channel reversing device is smaller, and the problem that the air channel needs to be reversed in a compact environment is solved.

Drawings

For a clearer description of the solution of the present application, a brief introduction will be given to the drawings needed in the description of the embodiments, which are some embodiments of the present application, and from which other drawings can be obtained for a person skilled in the art without the inventive effort.

Fig. 1 is a schematic overall structure of an embodiment of a gas circuit reversing device provided in the present application;

FIG. 2 is a schematic cross-sectional view of one embodiment of the gas circuit reversing device provided in FIG. 1;

FIG. 3 is a schematic view of an embodiment of the air circuit reversing device provided in FIG. 1 with the cage body removed;

FIG. 4 is a schematic cross-sectional view of one embodiment of the gas circuit reversing device provided in FIG. 3;

fig. 5 is a schematic overall structure of another embodiment of the gas circuit reversing device provided in the present application.

FIG. 6 is a schematic cross-sectional view of another embodiment of the gas circuit reversing device provided in FIG. 5;

FIG. 7 is a schematic view of another embodiment of the air path reversing device shown in FIG. 5 with the body of the handling frame removed;

fig. 8 is a schematic cross-sectional view of another embodiment of the gas circuit reversing device provided in fig. 7.

Reference numerals: the device comprises a 10 air circuit reversing device, a 11 driving assembly, a 12 conversion part, a 13 input connector, a 14 output connector, a 15 retainer, a 16 sealing element, a 17 limiting element, a 131 first input connector, a 132 second input connector, a 151 retainer main body, a 152 connecting part, a 171 spring, a 172 pressing block, an L1 first conversion bin, an L2 second conversion bin, a T1 first through hole, a T2 second through hole and a T3 third through hole.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Unless otherwise defined, reference herein to a structural member being "secured to," "fixedly attached to" another structural member, and the like, includes the manner in which the two structural members are prefabricated as a unit or are fixedly attached via a central member, and the like.

In order to better understand the technical solutions of the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings.

As shown in fig. 1 and fig. 5, fig. 1 is a schematic overall structure of an embodiment of a gas circuit reversing device provided in the present application; fig. 5 is a schematic overall structure of another embodiment of the gas circuit reversing device provided in the present application.

The embodiment of the application provides a gas circuit reversing device 10, the device 10 includes: a drive assembly 11, a switching section 12, an input joint 13, an output joint 14, a cage 15 and a seal 16; the input connector 13 includes a first input connector 131 and a second input connector 132; the conversion section 12 is divided into two independent first and second conversion bins L1 and L2 along a preset movement direction X of the conversion section 12.

The holder 15 includes a hollow portion, and the conversion portion 12 is accommodated in the hollow portion.

Further, in an alternative embodiment, the cage 15 includes a cage body 151 that forms a hollow. Specifically, the hollow cylindrical structure.

The cross section of the holder main body 151 perpendicular to the movement direction X of the conversion part can be designed into any shape as required, and for convenience of understanding, the cross section of the holder main body 151 is rectangular, and the corresponding cross section of the conversion part is also rectangular.

One ends of the first input joint 131, the second input joint 132, and the output joint 14 are fixed to the holder 15, and penetrate the holder 15 to perform position definition based on the holder body 151.

Specifically, the holder forms a through hole penetrating the walls of the input joint 13 and the output joint 14, the input joint 13 and the output joint 14 are fixed to the holder body through the through holes, and the joints are penetrated through the holder 15.

The other ends of the first and second input joints 131 and 132 are for connection with an input interface and an output interface of a pneumatic drive assembly (omitted from the drawing), respectively.

The pneumatic drive assembly described above may be, but is not limited to: an air pump. Taking an air pump as an example, a negative pressure can be formed at the input interface, and a positive pressure can be formed at the output interface, so that the first input connector 131 and the second input connector 132 form a positive pressure and a negative pressure, respectively.

The other end of the output connection 14 is intended for a fixed connection to a component to be pneumatically driven (not shown).

The output end of the driving component 11 is fixedly connected with the conversion part 12, so that the conversion part 12 is driven by the driving component 11 to linearly move along the preset direction X.

A first air passage which is formed among the first input joint 131, the first conversion bin L1 and the output joint 14 or forms air passage communication with the movement of the conversion part 12; a second air passage is formed between the second input connector 132, the second conversion chamber L2 and the output connector 14 or forms air passage communication with the movement of the conversion part. The embodiments will be further described below.

And a sealing member 16 for sealing the first air passage and the second air passage so that the first air passage and the second air passage can complete air passage transmission, which will be described in further detail later.

In this embodiment, the driving component is controlled to drive the first conversion bin L1 and the first conversion bin L2 of the conversion part to move, so that the output connector 14 can be respectively communicated with the air passage of the first conversion bin L1 and the first conversion bin L2 of the conversion part 12, and the air pressure of the output connector 14 is adjusted to change.

As shown in fig. 2 and 4, fig. 2 is a schematic cross-sectional view of one embodiment of the gas circuit reversing device provided in fig. 1; fig. 4 is a schematic cross-sectional view of one embodiment of the gas circuit reversing device provided in fig. 3.

In an alternative embodiment, the first input connector 131, the output connector 14, and the second input connector 132 are sequentially arranged along the preset direction X.

Illustratively, the first input connector 131, the output connector 14, and the second input connector 132 are sequentially arranged along a predetermined direction corresponding to the top of the converting part.

Along a preset direction X of movement of the conversion part, the conversion part 12 forms a first channel T1 and a second channel T2 corresponding to the first conversion bin L1; the third channel T3 and the fourth channel T4 are formed corresponding to the second switching bin L2.

The positional relationship of the first channel T1, the second channel T2, the third channel T3, and the fourth channel T4 satisfies the following requirements:

as shown in fig. 2, as the converting part 12 moves linearly, when the converting part moves to the first preset position as shown in fig. 2, the first passage T1 communicates with the first input joint 131; the second through hole T2 communicates with the output joint 14 to form the first gas passage. As shown in fig. 4, when the switching section moves to the second preset position as shown in fig. 4, the third through hole T3 communicates with the output joint 14; the fourth channel T4 communicates with the second input connector 132 to form the second air path channel.

As shown in fig. 3, fig. 3 is a schematic structural view of an embodiment of the air path reversing device provided in fig. 1 with a retainer body removed.

Further, in one embodiment, the seal 16 is secured to the outer surface of the transition 12 corresponding to the input joint 13 and the output joint 14.

Based on the structure of the above embodiment, the air leakage may be mainly generated in the first air path channel and the second air path channel at the junction of the input joint 13 and the output joint 14 and the conversion portion 12, so a sealing member may be provided here to perform the sealing function for the first air path channel and the second air path channel.

Illustratively, as shown in fig. 3, the sealing member 16 is a sealing gasket, and the gasket is integrally attached to the outer surfaces of the conversion portion corresponding to the input joint and the output joint, thereby performing a sealing function for the first air path channel and the second air path channel.

As shown in fig. 6 and 8, fig. 6 is a schematic cross-sectional view of another embodiment of the air circuit reversing device provided in fig. 5; fig. 8 is a schematic cross-sectional view of another embodiment of the gas circuit reversing device provided in fig. 7.

In an alternative embodiment, the first input joint 131 and the second input joint 132 are juxtaposed along a preset direction X of movement of the conversion section 12.

The output connector 14 is fixed to a face of the holder 15 that does not correspond to the top.

The top surfaces of the conversion parts 12 corresponding to the input connectors 13 are recessed inwards to form a first conversion bin L1 and a second conversion bin L2, so that the top surfaces of the first conversion bin L1 and the second conversion bin L2 are openings.

As shown in fig. 6, as the converting part 12 moves linearly, when the converting part moves to the third preset position as shown in fig. 6, one end of the first converting chamber L1 communicates with the inner space of the holder body and further communicates with the output connector 14 to form the first air passage. As shown in fig. 8, when the switching part moves to the fourth preset position shown in fig. 8, one end of the first switching chamber L1 communicates with the inner space of the holder body, and further communicates with the output connector 14 to form the second air path passage.

As shown in fig. 6 and 8, further, in an alternative embodiment, the seal 16 is a sealing ring that is sleeved on the outer surface of the transition portion where it interfaces with the bracket. Such as: the sealing member 16 comprises three sealing rings, wherein a first sealing ring is sleeved at the dividing ends of the first conversion bin L1 and the second conversion bin L2; the second sealing ring is sleeved at the other end of the first conversion bin; the third sealing ring is sleeved at the other end of the second conversion bin.

As shown in fig. 3 and 7, fig. 3 is a schematic structural view of an embodiment of the air path reversing device provided in fig. 1, with the operating frame main body removed; fig. 7 is a schematic structural view of another embodiment of the air path reversing device provided in fig. 5, with the steering frame body removed.

In an alternative embodiment, the gas circuit reversing device further includes: and a stopper 17.

The stopper 17 is provided between the conversion part 12 and the holder main body 15; and is located on the opposite side of the input joint 13 so that the transition section is coupled to the input joint 13 and the output joint 14 by a stopper 17 (as in the embodiment shown in fig. 3); or the transition portion is more closely attached to the holder 15 (as in the embodiment shown in fig. 7) so as to improve the sealing performance of the first air passage and the second air passage.

Further, in one embodiment, the stopper 17 includes: a spring 171 and a press block 172.

One end of the spring 171 is fixedly connected with the pressing block 172; the other end of the spring 171 is provided corresponding to the holder or the driving portion 111 (as shown in fig. 3 or 7); the pressing block 172 abuts against the conversion portion 12.

As further shown in fig. 1 and 5, in one embodiment, the drive assembly 11 includes: a driving part 111, a screw 112 and a connecting arm 113.

The output end of the driving part 111 is connected with one end tooth of the connecting arm 113 through the screw 112.

The other end of the connecting arm 113 is fixedly connected to the conversion section 12.

The driving part 111 drives the screw rod 112 to rotate, and then drives the conversion part to realize linear motion through the connecting arm 113.

Specifically, the driving section 111 may be: linear motor, cylinder or hydraulic cylinder, etc. any structure capable of realizing linear driving is now available or developed in future. For ease of understanding, the embodiment of the present application will be described in further detail by taking the driving unit 111 as an example of a linear motor.

According to the embodiment of the application, the output end of the driving part is fixedly connected with the conversion part through the screw rod and the connecting arm, so that the axial occupied space is saved, and the structure of the driving part is more compact.

As further shown in fig. 1 and 5, in an alternative embodiment, the cage 15 may further include, in addition to the cage body 151 described above: a connection 152.

The connection portion 152 is fixedly connected to the holder body 151, and is fixedly connected to the driving portion 111 of the driving unit via the connection portion 152.

Based on the air path reversing device described in the above embodiment, the embodiment of the application further provides an automation device (omitting the drawing), where the automation device includes the air path reversing device described in the above embodiment.

The above-mentioned automation device may be, but is not limited to: medical equipment, printing/3D printing equipment, analytical instrumentation, semiconductor processing, food/beverage processing, portable gas detection devices, chemical test equipment.

The related description of the air path reversing device is referred to the above embodiments, and the description thereof will not be repeated here.

It is apparent that the embodiments described above are only some embodiments of the present application, but not all embodiments, the preferred embodiments of the present application are given in the drawings, but not limiting the patent scope of the present application. This application may be embodied in many different forms, but rather, embodiments are provided in order to provide a more thorough understanding of the present disclosure. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof. All equivalent structures made by the specification and the drawings of the application are directly or indirectly applied to other related technical fields, and are also within the protection scope of the application.

Claims

1. A gas circuit reversing device, the device comprising: the device comprises a driving assembly, a conversion part, an input joint, an output joint, a retainer and a sealing piece; the input connector comprises a first input connector and a second input connector; the inside of the conversion part is divided into two independent first conversion bins and second conversion bins along a preset direction;

the output end of the driving component is fixedly connected with the conversion part so as to drive the conversion part to linearly move along the preset direction;

a first air passage which is communicated with the air passage and is formed among the first input connector, the first conversion bin and the output connector or along with the movement of the conversion part; a second air passage which is communicated with the second input connector, the second conversion bin and the output connector or forms air passage along with the movement of the conversion part;

2. The gas circuit reversing device according to claim 1, wherein the first input connector, the output connector and the second input connector are arranged in sequence along the preset direction;

3. A gas circuit reversing device according to claim 2, wherein the seal is secured to the outer surface of the transition portion corresponding to the input and output connectors.

4. The gas circuit reversing device according to claim 1, wherein the first input connector and the second input connector are arranged in parallel along the preset direction;

5. A gas circuit reversing device according to claim 4, wherein the sealing member is a sealing ring, and the sealing ring is sleeved at the junction of the conversion part and the retainer.

6. A gas circuit reversing device according to any one of claims 1 to 5, further comprising a stop;

7. The gas circuit reversing device of claim 6, wherein the stop member comprises: a spring and a press block;

the pressing block is abutted with the conversion part.

8. A gas circuit reversing device according to any one of claims 1 to 5, wherein the drive assembly comprises: the device comprises a driving part, a screw rod and a connecting arm;

9. A gas circuit reversing device according to any one of claims 1 to 5, wherein the holder comprises: a holder main body and a connection portion;

the retainer body forms the hollow portion;

10. An automated apparatus comprising the gas circuit reversing device of any one of claims 1 to 9.