CN212999252U - Novel high-efficient car air dryer - Google Patents
Novel high-efficient car air dryer Download PDFInfo
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- CN212999252U CN212999252U CN202021681530.4U CN202021681530U CN212999252U CN 212999252 U CN212999252 U CN 212999252U CN 202021681530 U CN202021681530 U CN 202021681530U CN 212999252 U CN212999252 U CN 212999252U
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Abstract
The utility model provides a novel high-efficiency automobile air dryer, which comprises a shell with a closed upper end, a bottom cover in threaded connection with the bottom of the shell and a filter element, wherein the bottom cover is provided with an air inlet and a connecting part with an external air pipeline; the inner container is arranged in the shell, an inner container cover and a connecting disc are arranged on the inner container, a downward extending part in the middle of the bottom of the connecting disc is sleeved outside a threaded bayonet of the bottom cover, an inner cavity of the inner container forms a drying agent storage cavity, a spring is clamped between the inner container cover and the shell, a channel communicated with the inner container is arranged on the inner container cover, an air channel is formed by a cavity between the inner container and the shell, the filter element is arranged at the upper part of the inner container, and a one-way check valve block is clamped between the top end of the outer wall of the; a fixed rod is arranged in the drying agent storage cavity and in the center between the inner container cover and the connecting disc, a spiral sheet is fixedly arranged on the fixed rod in a penetrating way, and the outline of the spiral sheet is matched with the inner wall of the inner container. The utility model discloses can filter greasy dirt among the compressed air, thoroughly get rid of moisture, ensure car brake performance, improve the security.
Description
Technical Field
The utility model relates to an air dryer technical field, concretely relates to novel high-efficient car air dryer.
Background
The automobile air dryer is an indispensable part of an automobile, and is particularly equipped for some heavy-duty automobiles, and the automobile air dryer is used for drying compressed air from an automobile inflating pump so that moisture contained in the air cannot enter a braking system of the automobile through the air, thereby keeping the sensitivity and the effectiveness of the automobile braking system.
Because the oil pumping phenomenon of the domestic inflating pump is serious, the air discharged by the inflating pump contains oil stain and solid impurities besides water, and the drying agent in the ordinary automobile air dryer can only adsorb the water in the compressed air and cannot filter the oil mist in the compressed air in advance. Meanwhile, after the drying material in the air drying agent is contacted with oil stains, the function of drying moisture is lost, so that the drier is quickly out of work, the braking performance of the automobile is further influenced, and serious potential safety hazards exist; meanwhile, the service life of the drying agent is short, so that the maintenance cost is increased.
The patent application No. 201820380584.3, entitled "oil filter drying cylinder for air dryer" discloses a device for preventing moisture and particulate matter contained in compressed air from entering a pipeline system behind the dryer, which makes the compressed air firstly pass through a filter element to filter oil and then pass through a molecular sieve to adsorb moisture.
The inventor discovers that:
in the implementation of the technical scheme of 'an oil filtering drying cylinder for an air dryer' with the patent application number of 201820380584.3, because the three-dimensional installation space of the dryer reserved in the design of the whole vehicle is fixed, namely the air dryer is limited by the installation space and cannot be designed too high, the height of the air dryer directly influences the height of the drying cylinder, the path of compressed air passing through a molecular sieve is shorter, and because the contact time of air in an air flow channel which is vertically up and down and the molecular sieve is relatively shorter, the moisture in the air enters a subsequent pipeline system without being completely absorbed, and the sensitivity and the effectiveness of an automobile braking system are influenced.
Disclosure of Invention
In order to solve the problem that exists among the prior art, guarantee that compressed air does not take oil and moisture behind air dryer, improve the security performance, the utility model provides a novel high-efficient car air dryer.
Therefore, the technical scheme of the utility model is that: a novel high-efficiency automobile air dryer comprises a shell with a closed upper end, a bottom cover in threaded connection with the bottom of the shell and a filter element, wherein an air inlet is formed in the bottom cover, and a threaded bayonet connected with an external air pipeline is arranged in the middle of the bottom cover; be equipped with the inner bag in the shell, the inner bag top is equipped with inner bag lid, the bottom is equipped with the connection pad, the downward extension cover in the middle of the connection pad bottom is established outside the screw thread bayonet socket of bottom, the position of looks butt is equipped with the sealing washer, the inner bag inner chamber constitutes the drier and stores the chamber, the card is equipped with the spring between inner bag lid and the shell, the inner bag is covered to be equipped with and the communicating passageway of inner bag, cavity between inner bag and shell constitutes air passage, its characterized in that:
the filter element is arranged at the upper part of the inner container, a filter element installation cavity is extended from outside to inside at the upper part of the inner container and is preset, through holes are uniformly distributed at the outer wall and the upper part of the inner wall of the filter element installation cavity, the filter element is arranged in the filter element installation cavity, the top and the bottom of the filter element are respectively abutted against the bottoms of the inner container cover and the filter element installation cavity, and a sealing ring is arranged at the abutting part of the top and; an elastic one-way check valve plate which extends downwards in an inclined way towards the inner wall direction of the shell is arranged between the top end of the outer wall of the filter element mounting cavity and the inner container cover;
a groove extending towards the inner part of the inner container is formed in the middle of the connecting disc, air outlet holes are uniformly distributed in the side wall of the groove, filter discs are arranged on the inner sides of the air outlet holes, and the groove is communicated with the threaded bayonet of the bottom cover; a cavity formed between the bottom surface of the connecting disc and the bottom cover, an air channel between the inner container and the shell and an air inlet on the bottom cover are communicated;
the drying agent storage cavity, the center between the inner container cover and the connecting disc are provided with fixing rods, spiral pieces are fixedly arranged on the fixing rods in a penetrating mode, and the outer contours of the spiral pieces are matched with the size of the inner wall of the inner container.
Preferably, the drying agent is a molecular sieve, or silica gel, or cellulose particles, which have good water absorption function.
Preferably, the elastic one-way check valve plate is made of rubber, so that the sealing effect is good, and the valve plate can be opened or closed conveniently under the pressure of air flows in two opposite directions; simultaneously, can guarantee that the air dryer normal during operation check valve leakproofness is good, guarantee that the air that gets into the inner bag and pass through the molecular sieve all will pass through the filter core, the check valve opening pressure is very little when the air dryer blowback, can guarantee that the aqueous vapor that blows off in the opposite direction is all discharged outside the dryer.
Preferably, the filter element comprises an upper end cover, a lower end cover, a supporting framework and a filtering material, wherein the upper end cover and the lower end cover are made of metal or plastic, the supporting framework is made of metal or plastic on the inner side of the filter element, the supporting framework is provided with air inlet and outlet holes, and the filtering material is made of synthetic fiber with an oil absorption function, or non-woven fabric, or filtering paper, or the combination of the synthetic fiber, the non-woven fabric and the filtering paper, and has the function of absorbing oil stains and particle impurities in air passing through.
Has the advantages that: the utility model filters out solid impurities and oil stains in the compressed air entering the air dryer, and then leads the path of the air passing through the drying agent to be longer than that of the existing air dryer by the flow guide of the spiral piece in the inner container, thereby ensuring that the filtered air enters the drying agent to completely remove moisture and then enters other components; the problem that the drying material is polluted by oil stains to cause premature failure of the drying material is solved, the drying efficiency of compressed air is increased, the service life of a drying agent is prolonged, the drying and cleaning of a braking system are ensured, the braking performance of an automobile is ensured, and the safety of drivers is improved.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic view of the flow path of the present invention when drying compressed air.
FIG. 3 is a schematic view of the air flow path during reverse cleaning according to the present invention.
Shown in the figure: 1. a housing; 2. a bottom cover; 21. an air inlet; 22. a threaded bayonet; 3. a filter element; 4. an inner container; 41. a through hole; 5. an inner container cover; 51. a channel; 6. a connecting disc; 61. an air outlet; 62. a filter disc; 7. a spring; 8. a one-way check valve plate; 9. fixing the rod; 10. a spiral sheet.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 to 3:
a novel high-efficiency automobile air dryer comprises a shell 1 with a closed upper end, a bottom cover 2 in threaded connection with the bottom of the shell and a filter element 3, wherein the bottom cover 2 is provided with an air inlet 21, the middle of the bottom cover is provided with a threaded bayonet 22 connected with an external air pipeline, and the air inlet 21 is arranged around the threaded bayonet 22; the inner container 4 is arranged in the shell, the top of the inner container is provided with an inner container cover 5, the bottom of the inner container is provided with a connecting disc 6, a downward extending part in the middle of the bottom of the connecting disc is sleeved outside the threaded bayonet of the bottom cover, a sealing ring is arranged at the abutted part, an inner cavity of the inner container forms a drying agent storage cavity, the drying agent storage cavity is used for placing drying agents, a spring 7 is clamped between the inner container cover and the shell, a channel 51 communicated with the inner container is arranged on the inner container cover, and a cavity between the inner container;
the filter element 3 is arranged at the upper part of the inner container 4, a filter element installation cavity is preset in the upper part of the inner container in an extending mode from outside to inside, through holes 41 are uniformly distributed in the outer wall and the upper part of the inner wall of the filter element installation cavity, the filter element is installed in the filter element installation cavity, the top and the bottom of the filter element are respectively abutted against the bottom of the inner container cover and the filter element installation cavity, and a sealing ring is arranged at the abutting part of the top and the; an elastic one-way check valve plate 8 which extends downwards in an inclined way towards the inner wall direction of the shell is arranged between the top end of the outer wall of the filter element mounting cavity and the inner container cover;
a groove extending towards the inner part of the inner container is formed in the middle of the connecting disc 6, air outlet holes 61 are uniformly distributed in the side wall of the groove, filter discs 62 are arranged on the inner sides of the air outlet holes, and the groove is communicated with the threaded bayonet of the bottom cover; a cavity formed between the bottom surface of the connecting disc and the bottom cover, an air channel between the inner container and the shell and an air inlet on the bottom cover are communicated;
a fixing rod 9 is arranged in the drying agent storage cavity and in the center between the inner container cover and the connecting disc, a spiral piece 10 is fixedly arranged on the fixing rod in a penetrating mode, and the outer contour of the spiral piece is the same as the inner wall of the inner container in size.
The drying agent can be a molecular sieve, or silica gel, or cellulose particles, which have the water absorption function.
The elastic one-way check valve plate 8 is made of rubber.
The filter element 3 is made of metal or plastic, the support frame is made of metal or plastic at the inner side of the filter element, the support frame is provided with air inlet and outlet holes, the filter material is made of synthetic fiber with oil absorption function, or non-woven fabric, or filter paper, or the combination of the three, and has the function of absorbing oil stains and particle impurities in the air passing through the filter material.
The utility model discloses a theory of operation:
when compressed air enters the air dryer from an air inlet of the chassis, the compressed air sequentially passes through a cavity between the bottom surface of the connecting disc and the bottom cover and an air channel between the side wall of the inner container and the shell, the one-way check valve plate is in a closed state under the action of the compressed air, the compressed air enters the drying agent storage cavity through the filter element, passes through the drying agent storage cavity through the spiral plate for diversion, comes out of an air outlet hole of the connecting disc, passes through the thread bayonet and then enters a braking system of an automobile through a pipeline connected with the thread bayonet. (shown in FIG. 2)
When the air dryer needs back flushing cleaning, air flow enters the drying agent storage cavity from the air outlet of the connecting disc through the threaded bayonet, is shunted at the upper part of the drying agent storage cavity, one part of air flow enters the air channel between the side wall of the inner container and the shell from the filter element, takes away oil stain, impurities and partial moisture, the other part of air flow takes away moisture and enters the cavity between the top of the inner container cover and the shell from the channel of the inner container cover, the one-way check valve plate is close to the outer wall of the inner container and is in an open state under the action of air flow pressure, the part of air flow enters the air channel between the side wall of the inner container and the shell through the one-way check valve plate, and the combined air flow passes through the cavity between the bottom surface of the connecting disc. (shown in FIG. 3)
The specific functions of the components and the techniques known in the art are not described in detail in the present specification.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. A novel high-efficiency automobile air dryer comprises a shell with a closed upper end, a bottom cover in threaded connection with the bottom of the shell and a filter element, wherein an air inlet is formed in the bottom cover, and a threaded bayonet connected with an external air pipeline is arranged in the middle of the bottom cover; be equipped with the inner bag in the shell, the inner bag top is equipped with inner bag lid, the bottom is equipped with the connection pad, the downward extension cover in the middle of the connection pad bottom is established outside the screw thread bayonet socket of bottom, the position of looks butt is equipped with the sealing washer, the inner bag inner chamber constitutes the drier and stores the chamber, the card is equipped with the spring between inner bag lid and the shell, the inner bag is covered to be equipped with and the communicating passageway of inner bag, cavity between inner bag and shell constitutes air passage, its characterized in that:
the filter element is arranged at the upper part of the inner container, a filter element installation cavity is extended from outside to inside at the upper part of the inner container and is preset, through holes are uniformly distributed at the outer wall and the upper part of the inner wall of the filter element installation cavity, the filter element is arranged in the filter element installation cavity, the top and the bottom of the filter element are respectively abutted against the bottoms of the inner container cover and the filter element installation cavity, and a sealing ring is arranged at the abutting part of the top and; an elastic one-way check valve plate which extends downwards in an inclined way towards the inner wall direction of the shell is arranged between the top end of the outer wall of the filter element mounting cavity and the inner container cover;
a groove extending towards the inner part of the inner container is formed in the middle of the connecting disc, air outlet holes are uniformly distributed in the side wall of the groove, filter discs are arranged on the inner sides of the air outlet holes, and the groove is communicated with the threaded bayonet of the bottom cover; a cavity formed between the bottom surface of the connecting disc and the bottom cover, an air channel between the inner container and the shell and an air inlet on the bottom cover are communicated;
the drying agent storage cavity, the center between the inner container cover and the connecting disc are provided with fixing rods, spiral pieces are fixedly arranged on the fixing rods in a penetrating mode, and the outer contours of the spiral pieces are matched with the size of the inner wall of the inner container.
2. The new high efficiency air dryer for automobiles of claim 1, wherein: the drying agent is a molecular sieve, or silica gel, or cellulose particles.
3. The new high efficiency automotive air dryer of claim 1 or 2, wherein: the elastic one-way check valve plate is made of rubber.
4. The new high efficiency automotive air dryer of claim 1 or 2, wherein: the filter element adopts synthetic fiber with oil absorption function, or non-woven fabric, or filter paper, or the combination of the three.
5. The new high efficiency air dryer for automobiles of claim 3, wherein: the filter element adopts synthetic fiber with oil absorption function, or non-woven fabric, or filter paper, or the combination of the three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021681530.4U CN212999252U (en) | 2020-08-13 | 2020-08-13 | Novel high-efficient car air dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021681530.4U CN212999252U (en) | 2020-08-13 | 2020-08-13 | Novel high-efficient car air dryer |
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| Publication Number | Publication Date |
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| CN212999252U true CN212999252U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021681530.4U Active CN212999252U (en) | 2020-08-13 | 2020-08-13 | Novel high-efficient car air dryer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390684A (en) * | 2021-06-02 | 2021-09-14 | 苏州西热节能环保技术有限公司 | Efficient drying and filtering device for flue gas sampling |
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2020
- 2020-08-13 CN CN202021681530.4U patent/CN212999252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390684A (en) * | 2021-06-02 | 2021-09-14 | 苏州西热节能环保技术有限公司 | Efficient drying and filtering device for flue gas sampling |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 5026, Building 2, Hankou Entrepreneurship Center, Wisdom Building, Plot 0601, Jianghan Economic Development Zone, Jianghan District, Wuhan City, 430000 Hubei Province Patentee after: Hubei Kunlun Station Management Service Co.,Ltd. Address before: 442000 No.2 Zhongguan West Road, Shiyan economic and Technological Development Zone, Hubei Province Patentee before: Hubei Kaidu Industrial Co.,Ltd. |
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| CP03 | Change of name, title or address |