CN211692669U - Overhead air filter - Google Patents
Overhead air filter Download PDFInfo
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- CN211692669U CN211692669U CN201922468611.XU CN201922468611U CN211692669U CN 211692669 U CN211692669 U CN 211692669U CN 201922468611 U CN201922468611 U CN 201922468611U CN 211692669 U CN211692669 U CN 211692669U
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Abstract
The utility model discloses an overhead air cleaner relates to the air cleaner field, and this overhead air cleaner sets up in the vacant space on vehicle top, and overhead air cleaner top height is not higher than vehicle top height. So set up, air cleaner does not occupy engine compartment space, has reduced engine compartment height, and air cleaner utilizes vehicle top vacant space to install in the vehicle top under the condition that does not increase vehicle top height, and then has effectively reduced special vehicle height. In addition, the air filter is arranged at the top end of the vehicle, and compared with the air filter arranged in the engine compartment, the cleanliness of air entering the air filter is greatly improved, and the service life of the air filter is effectively prolonged.
Description
Technical Field
The utility model relates to an air cleaner field especially relates to an overhead air cleaner.
Background
Traditional air cleaner arranges in engine compartment, sets up like this and makes air cleaner's air intake be close to the extremely high ground of dust turbidity, has increaseed air cleaner's work burden, has shortened air cleaner's life. In addition, the height of the special vehicle is high, and the air filter is arranged in the engine compartment, so that the height of the special vehicle is further increased, and the special vehicle cannot run on a part of height-limited road sections and must bypass.
Therefore, how to provide an air cleaner with long service life and capable of effectively reducing the height of a vehicle is a problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a long service life, and can effectively reduce the overhead air cleaner of special vehicle height.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides an overhead air cleaner, overhead air cleaner sets up in the vacant space on vehicle top, just overhead air cleaner top height is not higher than vehicle top height.
Preferably, the overhead air cleaner is removably attached to the vehicle roof.
Preferably, overhead air cleaner includes the lid, the inside coarse filtration chamber and the fine filtration chamber that is formed with mutual intercommunication of lid, be provided with on the lid be used for with the inlet channel of coarse filtration chamber and external intercommunication and be used for with the outlet channel of fine filtration chamber and engine air inlet intercommunication, be provided with the first air filter who is used for coarse filtration external air in the coarse filtration chamber, be provided with the second air filter who is used for fine filtration external air in the fine filtration chamber.
Preferably, an air outlet pipe is arranged at one end of the cover body, a partition board is arranged in the air outlet pipe, the partition board divides the air outlet pipe into a first air passage and a second air passage which are mutually independent, one end of the first air passage is communicated with the outside, the other end of the first air passage is communicated with the inside of the fine filter cavity to serve as the air outlet passage, one end of the second air passage is communicated with the outside, the other end of the second air passage is communicated with the air inlet of the air conditioner to realize air inlet of the air conditioner, an air inlet used for communicating the first air passage and the second air passage is formed in the partition board, a plugging door used for plugging the air inlet is installed at one side of the air inlet through a spring hinge, when the air pressure in the first air passage is equal to the air pressure in the second air passage, the plugging door is closed, when the air pressure in the first air passage, the plugging door is opened.
Preferably, first air filter includes first mounting panel, first mounting panel set up in coarse filtration intracavity portion and with the coarse filtration chamber is separated for the first chamber of admitting air and the first chamber of giving vent to anger of mutual independence, be provided with a plurality of intercommunications on the first mounting panel first chamber of admitting air with the coarse filtration air flue of first chamber of giving vent to anger, first intracavity of admitting air is provided with a plurality of spiral passageways that are arranged in the large granule in the centrifugal processing air, spiral passageway with coarse filtration air flue one-to-one, one is located to spiral passageway's an pot head the one end of coarse filtration air flue is outside so that the two communicates, and radially there is first clearance between the two, in order to supply behind the centrifugal processing the large granule passes, first go out the chamber with fine filtration chamber intercommunication.
Preferably, the fine filter chamber includes that mutually independent second admits air the chamber and the second goes out the gas cavity, second air filter is the filter screen, the second admit air the chamber with coarse filter chamber intercommunication, just the second admit air the chamber and pass through the filter screen with the second goes out the gas cavity intercommunication.
Preferably, the lid includes upper cover and lower cover, the lower cover is inside to be provided with side by side coarse filtration chamber with fine filtration chamber, the lower cover top is provided with the installing port, the upper cover lid fits the lower cover top is with the shutoff the installing port, be provided with on the lateral wall of lower cover a plurality ofly with the inlet port that coarse filtration chamber is linked together, the lateral wall cover of upper cover is located the lateral wall of lower cover is outside, just the lateral wall of upper cover with leave the second clearance between the lateral wall of lower cover in order to form inlet channel.
Preferably, the lower cover is provided with a plurality of air outlet holes for communicating the second air passage with the air inlet of the air conditioner.
Preferably, the air outlet pipe is arranged on one side of the lower cover, and an angle between the air outlet pipe and the lower cover is an obtuse angle.
The utility model discloses for prior art gain following technological effect:
1. the utility model provides an overhead air cleaner sets up and does not occupy engine compartment space in the vehicle top, has reduced engine compartment height, and air cleaner utilizes vehicle top vacant space to install in the vehicle top under the condition that does not increase vehicle top height, and then has effectively reduced special vehicle height.
2. The utility model provides an overhead air cleaner sets up in the vehicle top, compares with setting up in engine compartment, and the air cleanliness that gets into air cleaner improves greatly, has effectively prolonged air cleaner's life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an overhead air cleaner provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a coarse filtration chamber provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second mounting plate and a spiral channel provided in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the first mounting plate and the blocking door provided in the embodiment of the present invention;
fig. 5 is a schematic structural view of the outlet pipe in the embodiment of the present invention.
Description of reference numerals: 1. an upper cover; 2. a lower cover; 3. an air intake passage; 4. an air outlet pipe; 5. a first air passage; 6. a second air passage; 7. a partition plate; 8. a first mounting plate; 9. plugging the door; 10. a first air intake chamber; 11. a first air outlet cavity; 12. a mounting frame; 13. a spiral channel; 14. rough filtering the air passage; 15. a second air intake chamber; 16. a second air outlet cavity; 17. a filter screen; 18. an air outlet; 19. an air inlet; 20. a first gap; 21. a second mounting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that 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 work belong to the protection scope of the present invention.
The utility model aims at providing a long service life, and can effectively reduce the overhead air cleaner of special vehicle height.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 5, the present embodiment provides an overhead air cleaner that is disposed in a vacant space at the top end of a vehicle and that has a height at the top end not higher than the height at the top end of the vehicle. So set up, air cleaner does not occupy engine compartment space, has reduced engine compartment height, and air cleaner utilizes vehicle top vacant space to install in the vehicle top under the condition that does not increase vehicle top height, and then has effectively reduced special vehicle height. In addition, the air filter is arranged at the top end of the vehicle, and compared with the air filter arranged in the engine compartment, the cleanliness of air entering the air filter is greatly improved, and the service life of the air filter is effectively prolonged.
It should be noted that the overhead air cleaner is applicable to all types of vehicles and is not limited to special vehicles; the vehicle top height refers to the highest end height of the vehicle; the space on the roof of the military special vehicle is loaded with weapons, and a large amount of vacant space exists, so that the overhead air filter can be easily accommodated; "overhead" of an overhead air cleaner means that the air cleaner is disposed on the top end of the vehicle, and the position of the air cleaner is limited, and the structure of the air cleaner is not limited.
In this embodiment, the overhead air cleaner is removably attached to the roof of the vehicle. Specifically, the bottom end of the overhead air cleaner is provided with a mounting bracket 12, and the mounting bracket 12 is fixed to the top end of the vehicle by bolts. So set up, air cleaner easy dismounting.
In this embodiment, overhead air cleaner includes the lid, and the lid is inside to be formed with the coarse filtration chamber and the fine filtration chamber that communicate each other, is provided with on the lid to be used for with the inlet channel 3 of coarse filtration chamber and external intercommunication and to be used for the outlet channel with fine filtration chamber and engine air inlet intercommunication, and the coarse filtration intracavity is provided with the first air filter who is used for coarse filtration external air, is provided with the second air filter who is used for fine filtration external air in the fine filtration intracavity. The outside air is subjected to two-stage filtration of coarse filtration and fine filtration, the filtering effect is good, the damage of the engine is effectively avoided, and the service life of the engine is prolonged.
In this embodiment, the one end of lid is provided with outlet duct 4, 4 inside baffles 7 that are provided with of outlet duct, baffle 7 is for 4 internal partitions of outlet duct 5 and second air flue 6 mutually independent, the one end and the external intercommunication of first air flue 5, the other end and the inside intercommunication of carefully straining the intracavity, in order to act as air outlet channel, the one end and the external intercommunication of second air flue 6, the other end and air conditioner air inlet intercommunication, in order to realize that the air conditioner admits air, set up the air inlet that is used for communicateing first air flue 5 and second air flue 6 on the baffle 7, the shutoff door 9 that is used for the shutoff air inlet is installed through spring hinge to one side of air inlet, during the first state, 5 inside atmospheric pressure of first air flue equals the inside atmospheric pressure of second air flue 6, shutoff door 9 closes, during the second state, 5 inside atmospheric pressure of first air flue is less than 6 inside atmospheric pressure of. When the first filtering device and the second filtering device are blocked in a specific using process and normal air supply cannot be realized, the blocking door 9 is opened, and outside air enters the first air passage 5 from the second air passage 6 and then enters the engine to ensure normal work of the engine. If the engine of military vehicle in the process of fighting flameout will threaten the life safety of the fighter, the filter gas at the top effectively avoids the above situation through setting the blocking door 9.
In addition, it should be noted that the spring in the spring hinge has a certain pre-tightening force, and the pre-tightening force is determined according to specific conditions. When the pressure difference between the first air passage 5 and the second air passage 6 is larger than the pretightening force of the spring, the blocking door 9 is opened, the opening and closing of the air inlet are controlled by arranging the spring hinge and the top blocking door, and any structure for opening the air inlet under the action of specific pressure difference can be used, such as an overflow valve.
In this embodiment, first air filter includes first mounting panel 8, first mounting panel 8 sets up inside the coarse filtration chamber and separates the coarse filtration chamber into first intake chamber 10 and first play air chamber 11 that are independent of each other, be provided with the coarse filtration air flue 14 of a plurality of first intake chambers 10 of intercommunication and first play air chamber 11 on the first mounting panel 8, be provided with a plurality of spiral channels 13 that are arranged in the centrifugal treatment air large granule in the first intake chamber 10, spiral channels 13 and coarse filtration air flue 14 one-to-one, the one end cover of a spiral channel 13 is located the one end outside of a coarse filtration air flue 14 so that the two communicates, and radially there is first clearance 20 between the two, for the large granule after the centrifugal treatment passes, first play air chamber 11 and fine filtration chamber intercommunication. In a specific use process, large particles are centrifuged by the spiral channel 13 and discharged through the first gap 20 to be deposited on the first mounting plate 8, and the air separated from the large particles passes through the coarse filter air passage 14 to enter the first air outlet chamber 11.
Further, in order to fix the spiral passages 13 conveniently, a second mounting plate 21 is arranged in the first air inlet cavity 10, and each spiral passage 13 penetrates through the second mounting plate 21 and is fixedly connected with the second mounting plate 21.
In this embodiment, the fine filter chamber includes mutually independent second air intake chamber 15 and second air outlet chamber 16, and the second air filter is filter screen 17, and second air intake chamber 15 and rough filter chamber intercommunication, and second air intake chamber 15 is through filter screen 17 and second air outlet chamber 16 intercommunication. The second outlet chamber 16 communicates with the first gas passage 5. The pore size of the filter screen 17 is determined according to the specific filtering requirements.
In this embodiment, the lid includes upper cover 1 and lower cover 2, and 2 inside coarse filtration chambeies and the fine filtration chamber of being provided with side by side of lower cover, and 2 tops of lower cover are provided with the installing port, and upper cover 1 covers and fits 2 tops of lower cover with the shutoff installing port, is provided with a plurality of inlet ports 19 that are linked together with the coarse filtration chamber on the lateral wall of lower cover 2, and the lateral wall cover of upper cover 1 locates the lateral wall outside of lower cover 2, and leaves the second clearance in order to form inlet channel 3 between the lateral wall of upper cover 1 and the lateral wall of lower cover 2. The number of the air intake holes 19 is determined as the case may be, and it is preferable that the height of the air intake holes 19 is higher than the height of the air inlet of the spiral passage 13. The upper cover 1 covers the lower cover 2, and the air inlet channel 3 is arranged between the side wall of the lower cover 2 and the side wall of the upper cover 1, so that large-grained gravel in the air and rainwater are effectively prevented from entering the cover body.
In this embodiment, the lower cover 2 is provided with a plurality of air outlet holes 18 for communicating the second air duct 6 with the air inlet of the air conditioner. The number of the air outlet holes 18 is determined as the case may be.
In this embodiment, the air outlet tube 4 is disposed at one side of the lower cover 2, and an angle between the air outlet tube 4 and the lower cover 2 is an obtuse angle. So set up, outlet duct 4 is connected conveniently with the air conditioner air inlet.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. An overhead air cleaner, wherein the overhead air cleaner is disposed in a vacant space at a vehicle top end, and a height of a top end of the overhead air cleaner is not higher than a height of the vehicle top end; overhead air cleaner includes the lid, the inside coarse filtration chamber and the fine filtration chamber that is formed with mutual intercommunication of lid, be provided with on the lid be used for with the inlet channel of coarse filtration chamber and external intercommunication and be used for with the outlet channel of fine filtration chamber and engine air inlet intercommunication, the coarse filtration intracavity is provided with the first air filter who is used for coarse filtration external air, the fine filtration intracavity is provided with the second air filter who is used for fine filtration external air.
2. The overhead air cleaner of claim 1, wherein the overhead air cleaner is removably attached to the vehicle top end.
3. The overhead air cleaner according to claim 1, wherein an outlet duct is provided at one end of the cover, a partition is provided inside the outlet duct, the partition divides the interior of the outlet duct into a first air passage and a second air passage which are independent of each other, one end of the first air passage communicates with the outside and the other end communicates with the interior of the fine filter chamber to serve as the outlet passage, one end of the second air passage communicates with the outside and the other end communicates with an air inlet of an air conditioner to realize air intake of the air conditioner, an air inlet for communicating the first air passage and the second air passage is provided on the partition, a sealing door for sealing the air inlet is provided at one side of the air inlet through a spring hinge, when the air pressure inside the first air passage is equal to the air pressure inside the second air passage in the first state, when the sealing door is closed, when the air inlet door is in the second state, the air pressure in the first air passage is smaller than the air pressure in the second air passage, and the blocking door is opened.
4. The overhead air cleaner of claim 1, wherein the first air filtering device includes a first mounting plate, the first mounting plate is disposed inside the coarse filtering cavity and separates the coarse filtering cavity into a first air inlet cavity and a first air outlet cavity that are independent of each other, the first mounting plate is provided with a plurality of intercommunications, the first air inlet cavity and the coarse filtering air channel of the first air outlet cavity, the first air inlet cavity is provided with a plurality of spiral passages for large particles in the centrifugal processing air, the spiral passages correspond to the coarse filtering air channels one-to-one, one is located at one end of the spiral passages, the one end of the coarse filtering air channel is outside so as to communicate the two, and there is a first gap radially between the two, so that the large particles after centrifugal processing pass through, the first air outlet cavity communicates with the fine filtering cavity.
5. The overhead air cleaner of claim 1, wherein the fine filter chamber comprises a second inlet chamber and a second outlet chamber that are independent of each other, the second air filtering device is a filter screen, the second inlet chamber is in communication with the coarse filter chamber, and the second inlet chamber is in communication with the second outlet chamber through the filter screen.
6. The overhead air cleaner of claim 3, wherein the cover comprises an upper cover and a lower cover, the coarse filter chamber and the fine filter chamber are arranged side by side inside the lower cover, a mounting opening is arranged at the top end of the lower cover, the upper cover is covered on the top end of the lower cover to seal the mounting opening, a plurality of air inlets communicated with the coarse filter chamber are arranged on the side wall of the lower cover, the side wall of the upper cover is sleeved outside the side wall of the lower cover, and a second gap is left between the side wall of the upper cover and the side wall of the lower cover to form the air inlet channel.
7. The overhead air cleaner of claim 6, wherein the lower cover is provided with a plurality of outlet holes for communicating the second air passage with the air conditioner inlet.
8. The overhead air cleaner of claim 6, wherein the outlet duct is disposed at one side of the lower cover, and an angle between the outlet duct and the lower cover is an obtuse angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922468611.XU CN211692669U (en) | 2019-12-31 | 2019-12-31 | Overhead air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922468611.XU CN211692669U (en) | 2019-12-31 | 2019-12-31 | Overhead air filter |
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| Publication Number | Publication Date |
|---|---|
| CN211692669U true CN211692669U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922468611.XU Active CN211692669U (en) | 2019-12-31 | 2019-12-31 | Overhead air filter |
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| CN (1) | CN211692669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062819A (en) * | 2021-02-08 | 2021-07-02 | 浙江春风动力股份有限公司 | Empty device of straining, have this empty driving system who strains device and all terrain vehicle |
-
2019
- 2019-12-31 CN CN201922468611.XU patent/CN211692669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062819A (en) * | 2021-02-08 | 2021-07-02 | 浙江春风动力股份有限公司 | Empty device of straining, have this empty driving system who strains device and all terrain vehicle |
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