CN211799561U - One-way exhaust device - Google Patents
One-way exhaust device Download PDFInfo
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- CN211799561U CN211799561U CN202020029463.1U CN202020029463U CN211799561U CN 211799561 U CN211799561 U CN 211799561U CN 202020029463 U CN202020029463 U CN 202020029463U CN 211799561 U CN211799561 U CN 211799561U
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- hole
- filter
- plug
- pneumatic control
- control element
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Abstract
A one-way exhaust device comprises a base, an air plug, a filter seat and a filter pipe; the base is fixed on the exhaust port of the pneumatic control element, and is internally provided with a bottom hole, a plug hole, a diffusion hole and an exhaust hole, wherein the bottom hole is communicated with the exhaust port, and the exhaust hole guides out working gas exhausted by the pneumatic control element; the air plug is made of elastic material, the bottom hole is closed in a normal state, and the air plug deforms to open the bottom hole under the pushing of working gas exhausted by the pneumatic control element; the filter seat is arranged on the air plug and covers the top of the plug hole, and a gas plug cavity is surrounded by the bottom surface of the filter seat, the top surface of the air plug and the hole wall of the plug hole; two ends of the filter pipe are abutted against the top surface of the filter seat and the top of the diffusion hole, the hollow part of the filter pipe is communicated with the exhaust hole, and the outer wall of the filter pipe, the top wall and the side wall of the diffusion hole and the top surface of the filter seat form a diffusion cavity; the filter seat around the outer wall of the filter pipe is provided with air holes for communicating the air plug cavity and the diffusion cavity. The utility model discloses can realize pneumatic control element's one-way exhaust, prevent the entering of outside dust.
Description
Technical Field
The utility model relates to a pneumatic control element's supporting device especially relates to an one-way exhaust apparatus, belongs to the machine-building technical field.
Background
The pneumatic element has wide application, relates to a pneumatic power element and a pneumatic control element, and mainly adopts compressed gas as a working medium, wherein most of the working medium is compressed air.
In order to ensure the safe and reliable work of the pneumatic element, certain cleanliness requirements are required for working media and working environment in the whole working process of the pneumatic element.
In the prior art, in order to ensure the safety and reliability of the work of the pneumatic element, the design focus is often put on the cleanliness control of the air intake of the pneumatic element, and for the discharge aspect of the working gas, whether the gas discharged by the working equipment meets the environmental protection requirement is often only considered, and the requirement of the pneumatic element on the working environment is not considered, such as:
the invention provides an exhaust gas filtering device (application number: 201080007033.9), which aims to: even if the pressure in the exhaust gas filtering device is excessively increased due to the increase of the particulate matter trapped in the exhaust gas filtering device, the exhaust gas can be discharged by detouring, thereby preventing the exhaust gas filtering device from being damaged; in addition, damage to engine parts (EGR, turbocharger, etc.) and output drop can be prevented;
the invention provides a simple waste gas filtering environment-friendly device with adjustable up and down, which is provided by the patent application (application number: 201711033664.8), and a T-shaped filtering pipe is adopted to treat waste gas;
the utility model provides a "chimney filter device for agricultural tractor" which is provided by the utility model patent (application number: 201821184513.2), the waste gas in the chimney is filtered by the mutual cooperation of a filter screen and an active carbon filter layer.
However, in many working places, such as roads where automobiles run, mines with much dust, grain processing plants, etc., not only the air inlet of the pneumatic element needs air purification equipment to ensure the cleanness of the inlet air, but also the exhaust port of the pneumatic element can cause the abrasion and failure of the pneumatic element and even send out a wrong action to cause a serious accident because the dust content in the environment is large and the dust can enter the pneumatic element through the exhaust port of the pneumatic element.
However, at present, there is no technical measure for controlling the cleanliness of the exhaust port of the pneumatic element.
Disclosure of Invention
For overcoming prior art's not enough, guarantee the cleanness of pneumatic control component gas vent, prevent the dust to pass through the gas vent and get into pneumatic control component, guarantee pneumatic control component's normal work and life, the embodiment of the utility model provides a special one-way exhaust apparatus that provides is as the clean degree control unit of pneumatic control component gas vent.
In order to achieve the above purpose, the embodiment of the present invention provides the following technical solutions:
a one-way vent for use as a kit for a pneumatic control element vent, said one-way vent comprising:
the filter comprises a base, an air plug, a filter seat and a filter pipe;
the base is fixed on the exhaust port of the pneumatic control element, a bottom hole, a plug hole, a diffusion hole and an exhaust hole which are sequentially distributed in a step shape from large to small are formed in the base from bottom to top, the bottom hole is used for communicating with the exhaust port of the pneumatic control element, and the exhaust hole is formed in the top of the base and used for guiding working gas exhausted into the diffusion hole by the pneumatic control element to the environment;
the air plug is made of elastic materials, is arranged between the bottom hole and the plug hole, is a bowl-shaped component reversely buckled on the bottom hole, normally seals the bottom hole, blocks a channel between the bottom hole and the plug hole, and is deformed under the pushing of working gas exhausted by the pneumatic control element so as to open the sealed bottom hole and allow the working gas exhausted by the pneumatic control element to enter the plug hole;
the filter seat is arranged above the air plug and covers the top of the plug hole, and the bottom surface of the filter seat, the top surface of the air plug and the hole wall of the plug hole are enclosed to form an air plug cavity;
the filter pipe is made of gas filtering materials, two ends of the filter pipe are respectively abutted against the top surface of the filter seat and the top of the diffusion hole, and a hollow part of the filter pipe is communicated with the exhaust hole;
the outer wall of the filter pipe, the top wall and the side wall of the diffusion hole and the top surface of the filter seat form a diffusion cavity;
and air holes are formed in the filter seat around the outer wall of the filter pipe and are used for communicating the air plug cavity with the diffusion cavity.
Furthermore, the middle part of the filter base is provided with a bulge, and the filter pipe sleeve is inserted on the bulge.
Furthermore, the one-way exhaust device further comprises a check ring which is clamped on the hole wall of the plug hole at the bottom of the filter base and used for fixing the filter base.
Further, the air plug is fixed at the bottom of the filter seat through a connecting bolt.
Preferably, the elastic material is rubber.
The utility model discloses beneficial effect and showing the progress and lie in:
1) the embodiment of the utility model provides a one-way exhaust device, including the base, the air lock, filter seat and filter tube, the base is fixed on the gas vent of pneumatic control component, bottom hole, consent, diffusion hole and exhaust hole that the inside is the echelonment and is equipped with in proper order, the bottom hole communicates the gas vent of pneumatic control component, the exhaust hole is used for deriving the working gas that pneumatic control component discharged to the environment, the air lock is made with elastic material, set up in the consent, the bottom hole is closed under the normality, block the passageway between bottom hole and the air lock hole, under the promotion of the working gas that pneumatic control component discharged, the air lock warp and opens closed bottom hole, let the working gas that pneumatic control component discharged enter the air lock hole, filter seat establishes on the air lock and covers the top of consent, the bottom surface of filter seat encloses with the top surface of air lock and the pore wall of consent and forms the air lock chamber, the filter tube adopts the filter gas material preparation, the two ends of the filter tube are respectively abutted against the top surface of the filter seat and the top of the diffusion hole, the hollow part of the filter tube is communicated with the exhaust hole, the outer wall of the filter tube, the top wall and the side wall of the diffusion hole and the top surface of the filter seat form a diffusion cavity, and the filter seat around the outer wall of the filter tube is provided with air holes for communicating the air plug cavity with the diffusion cavity;
through the one-way exhaust device provided by the embodiment of the utility model, the working gas exhausted by the pneumatic control element can be exhausted outwards only in one way through the one-way exhaust device, and the external gas can not enter the pneumatic control element, so that the pneumatic control element can be protected from being interfered by external dust, and the normal work and the service life of the pneumatic control element can be ensured;
2) the embodiment of the utility model provides an one-way exhaust apparatus, the modern design is unique, compact structure, low in production cost, excellent in use effect, commonality are strong, the reliable operation, consequently, have popularization and application and worth.
Drawings
To more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments of the present invention will be briefly described below.
It should be apparent that the drawings in the following description are only for some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without any inventive exercise, and the other drawings also belong to the drawings required for the embodiments of the present invention.
Fig. 1 is a schematic sectional view of an unidirectional exhaust apparatus provided in an embodiment of the present invention.
In the figure:
10-base, 11-bottom hole, 12-plug hole, 121-air plug cavity, 13-diffusion hole, 131-diffusion cavity and 14-exhaust hole;
20-air lock;
30-filter seat, 31-air hole, 32-bulge;
40-filtering pipe, 41-hollow part;
50-a retainer ring;
60-connecting bolts.
Detailed Description
In order to make the objects, technical solutions, advantageous effects and significant progress of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings provided in the embodiments of the present invention, and it is obvious that all the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the terms "first", "second" and "third" (if present) and the like in the description and claims of the present invention and the accompanying drawings of the embodiments of the present invention are used for distinguishing different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
It should be understood that in the description of the embodiments of the present invention, the terms "upper", "lower", "top", "bottom", and other indicative orientations or positions are only used for describing the orientation or position relationship shown in the drawings according to the embodiments of the present invention, and are not used for indicating or implying any particular orientation, particular orientation configuration, or operation that the device or component must have, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or movably connected, or integrated; either directly or indirectly through intervening media, either internally or in any other relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It should be further noted that the following embodiments may be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments.
The technical solution of the present invention will be described in detail with reference to specific examples.
Example 1
As shown in fig. 1, the schematic sectional structure diagram of the one-way exhaust apparatus provided in the embodiment of the present invention is shown:
a one-way vent for use as a kit for a pneumatic control element vent, comprising:
the base 10, the air plug 20, the filter base 30 and the filter pipe 40;
the base 10 is fixed on an exhaust port (not shown in the figure) of the pneumatic control element, a bottom hole 11, a plug hole 12, a diffusion hole 13 and an exhaust hole 14 which are sequentially distributed in a step shape from large to small are formed in the base 10 from bottom to top, the bottom hole 11 is used for communicating with the exhaust port (not shown in the figure) of the pneumatic control element, and the exhaust hole 14 is formed in the top of the base 10 and used for guiding working gas discharged into the diffusion hole 13 by the pneumatic control element (not shown in the figure) to the environment;
the air plug 20 is made of elastic material, is arranged between the bottom hole 11 and the plug hole 12, is a bowl-shaped component reversely buckled on the bottom hole 11, normally closes the bottom hole 11, blocks a channel between the bottom hole 11 and the plug hole 12, and under the pushing of working gas exhausted by a pneumatic control element (not shown in the figure), the air plug 20 deforms to open the closed bottom hole 11, so that the working gas exhausted by the pneumatic control element (not shown in the figure) enters the plug hole 12;
the filter seat 30 is arranged on the air plug 20 and covers the top of the plug hole 12, and the bottom surface of the filter seat 30, the top surface of the air plug 20 and the hole wall of the plug hole 12 enclose to form an air plug cavity 121;
the filter tube 40 is made of gas filtering material, two ends of the filter tube are respectively propped against the top surface of the filter seat 30 and the top of the diffusion hole 13, and a hollow part 41 of the filter tube is communicated with the exhaust hole 14;
the outer wall of the filter pipe 40, the top wall and the side wall of the diffusion hole 13 and the top surface of the filter seat 30 form a diffusion cavity 131;
the filtering seat 30 around the outer wall of the filtering pipe 40 is provided with a ventilating hole 31, and the ventilating hole 31 is used for communicating the air plug cavity 121 and the diffusion cavity 131.
As can be seen from the unidirectional air discharging device provided in the above embodiment:
firstly, the embodiment of the utility model provides a one-way exhaust device, its gas plug sets up between bottom hole and consent, has cut off the intercommunication of bottom hole and consent under the normality for outside gas can not get into the pneumatic control component inside being connected with one-way exhaust device, thereby protects the pneumatic control component not receive the interference of outside dust, guarantees the normal work and the life of pneumatic control component;
secondly, the embodiment of the utility model provides an one-way exhaust apparatus is only under the working gas promotion of pneumatic control component, the gas plug just can warp and open, let the working gas of pneumatic control component exhaust get into the consent through the bottom hole, then get into the diffusion hole through the bleeder vent, the hollow part that gets into the filter tube after the lateral wall filtration of rethread filter tube, discharge to the environment from the exhaust hole again, form the one-way passage of the working gas outward discharge of pneumatic control component only from this, and the working gas of the pneumatic control component of outward discharge passes through the filtration of filter tube, can effectively control the cleanliness of working gas, protect the environment, simultaneously, dust in the external gas also can't break through the blockking of filter tube and get into inside one-way exhaust apparatus, more can't go deep into in the pneumatic control component;
obviously, through so setting up defences, can effectively prevent the dust in the environment to get into in the pneumatic control component through the gas vent to guarantee the normal work and the life of pneumatic control component.
Example 2
As a further improvement of the one-way exhaust device provided in embodiment 1, the present embodiment provides the following improved technical solutions on the basis of embodiment 1.
It should be noted that, in this embodiment, the same technical points as those in embodiment 1 are involved, and for simplicity and clarity of description, detailed description is omitted.
Hereinafter, an example 2 in which a further improvement is made on the one-way exhaust device provided in example 1 will be described in detail, and example 2 includes:
the middle part of the filter seat 30 is provided with the bulge 32, and the filter pipe 40 is sleeved and inserted on the bulge 32, so that the filter pipe 40 is convenient and quick to install and replace, the internal structure of the one-way exhaust device is more stable, and the work is more reliable;
a check ring 50 is added on the one-way exhaust device, and the check ring 50 is clamped on the hole wall of the plug hole 12 at the bottom of the filter seat 30 to fix the filter seat 30, so that the filter seat 30 is more convenient to mount;
the air plug 20 is fixed at the bottom of the filter seat 30 through the connecting bolt 60, so that the internal components of the one-way exhaust device are more coherent, the assembly and disassembly are more convenient, and the work is more reliable;
in addition, the elastic material is preferably rubber, so that the production cost can be effectively reduced, and the competitiveness of the product is improved.
In summary, it can be seen that:
firstly, the one-way exhaust device provided by the embodiment of the utility model realizes one-way exhaust through the air plug, so that the external air can not enter the pneumatic control element connected with the one-way exhaust device, thereby protecting the pneumatic control element from being interfered by external dust and ensuring the normal work and service life of the pneumatic control element;
secondly, the one-way exhaust device provided by the embodiment of the utility model effectively controls the cleanliness of the working gas discharged by the pneumatic control element through the filter pipe, protects the environment, and meanwhile, dust in the external gas can not break through the blocking of the filter pipe and enter the one-way exhaust device and can not go deep into the pneumatic control element;
by means of such arrangement, the one-way exhaust device provided by the embodiment of the utility model can effectively prevent dust in the environment from entering the pneumatic control element through the exhaust port, thereby ensuring the normal work and the service life of the pneumatic control element;
furthermore, the embodiment of the utility model provides an one-way exhaust apparatus, the modern design is unique, compact structure, low in production cost, excellent in use effect, commonality are strong, the reliable operation, consequently, have popularization and application and worth.
During the description of the above description:
the description of the terms "present embodiment," "embodiments of the invention," "as shown at … …," "further improved technical solutions," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention; in this specification, the schematic representations of the terms used above are not necessarily for the same embodiment or example, and the particular features, structures, materials, or characteristics described, etc., may be combined or brought together in any suitable manner in any one or more embodiments or examples; furthermore, those of ordinary skill in the art may combine or combine features of different embodiments or examples and features of different embodiments or examples described in this specification without undue conflict.
Finally, it should be noted that:
the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same;
although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments may be modified or equivalent replaced by some or all of the technical features, and such modifications or replacements may not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A one-way vent for use as a kit for a pneumatic control element vent, said one-way vent comprising:
the filter comprises a base, an air plug, a filter seat and a filter pipe;
the base is fixed on the exhaust port of the pneumatic control element, a bottom hole, a plug hole, a diffusion hole and an exhaust hole which are sequentially distributed in a step shape from large to small are formed in the base from bottom to top, the bottom hole is used for communicating with the exhaust port of the pneumatic control element, and the exhaust hole is formed in the top of the base and used for guiding working gas exhausted into the diffusion hole by the pneumatic control element to the environment;
the air plug is made of elastic materials, is arranged between the bottom hole and the plug hole, is a bowl-shaped component reversely buckled on the bottom hole, normally seals the bottom hole, blocks a channel between the bottom hole and the plug hole, and is deformed under the pushing of working gas exhausted by the pneumatic control element so as to open the sealed bottom hole and allow the working gas exhausted by the pneumatic control element to enter the plug hole;
the filter seat is arranged above the air plug and covers the top of the plug hole, and the bottom surface of the filter seat, the top surface of the air plug and the hole wall of the plug hole are enclosed to form an air plug cavity;
the filter pipe is made of gas filtering materials, two ends of the filter pipe are respectively abutted against the top surface of the filter seat and the top of the diffusion hole, and a hollow part of the filter pipe is communicated with the exhaust hole;
the outer wall of the filter pipe, the top wall and the side wall of the diffusion hole and the top surface of the filter seat form a diffusion cavity;
and air holes are formed in the filter seat around the outer wall of the filter pipe and are used for communicating the air plug cavity with the diffusion cavity.
2. A one-way venting device according to claim 1, wherein: the middle part of the filter base is provided with a bulge, and the filter pipe is sleeved on the bulge.
3. A one-way venting device according to claim 1, wherein: the filter base further comprises a check ring which is clamped on the hole wall of the plug hole at the bottom of the filter base and used for fixing the filter base.
4. A one-way venting device according to claim 1, wherein: the air plug is fixed at the bottom of the filter seat through a connecting bolt.
5. A one-way venting device according to claim 1, wherein: the elastic material is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020029463.1U CN211799561U (en) | 2020-01-07 | 2020-01-07 | One-way exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020029463.1U CN211799561U (en) | 2020-01-07 | 2020-01-07 | One-way exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211799561U true CN211799561U (en) | 2020-10-30 |
Family
ID=73049032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020029463.1U Expired - Fee Related CN211799561U (en) | 2020-01-07 | 2020-01-07 | One-way exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211799561U (en) |
-
2020
- 2020-01-07 CN CN202020029463.1U patent/CN211799561U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20220107 |