CN111395438B - Bull-dozer driver's cabin roof with air filtering capability - Google Patents
Bull-dozer driver's cabin roof with air filtering capability Download PDFInfo
- Publication number
- CN111395438B CN111395438B CN202010298429.9A CN202010298429A CN111395438B CN 111395438 B CN111395438 B CN 111395438B CN 202010298429 A CN202010298429 A CN 202010298429A CN 111395438 B CN111395438 B CN 111395438B
- Authority
- CN
- China
- Prior art keywords
- guide groove
- transmission shaft
- side wall
- fixedly arranged
- cab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/16—Cabins, platforms, or the like, for drivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
Abstract
The invention discloses a bulldozer cab roof with an air filtering function, which comprises a cab body, wherein a cab is arranged in the cab body, a compression cavity is arranged on the upper side of the cab, a transmission cavity is arranged on the upper side of the compression cavity, sun shields are arranged on the upper side of the cab body in an annular array mode, and an unfolding and folding device for unfolding or folding the sun shields is arranged in the transmission cavity; the invention has simple operation and low manufacturing cost, can discharge the air outside the cab body and inside the cab into the water in the water tank after being filtered by the first filter screen and the nut through the sliding fit of the blade and the inner wall of the compression cavity respectively so as to remove dust in the air, and can also impact the second sliding block through the impact block so as to impact the dust adsorbed on the first filter screen and prevent the first filter screen from being blocked.
Description
Technical Field
The invention relates to the technical field of construction bulldozers, in particular to a bulldozer cab roof with an air filtering function.
Background
The current bull-dozer, in order to be convenient for the operator to observe the surrounding environment in the construction, the cockpit is mostly the permeable cockpit that glass made, because it is glass material to make, does not have any to shelter from, leads to the heat higher in the cockpit, and the operator is worked under this environment and is heatstroke easily to, the bull-dozer is usually worked in the great place of dust, and itself does not have filtering capability, leads to the operator to inhale a large amount of dust, influences healthyly.
Disclosure of Invention
The invention aims to provide a bulldozer cab roof with an air filtering function, which is used for overcoming the defects in the prior art.
The bulldozer cab roof with the air filtering function comprises a cab main body, a cab is arranged in the cab main body, a compression cavity is arranged on the upper side of the cab, a transmission cavity is arranged on the upper side of the compression cavity, sun shields are arranged on the upper side of the cab main body in an annular array mode, an unfolding and folding device for unfolding or folding the sun shields is arranged in the transmission cavity and comprises a transmission shaft I, the upper side wall of the transmission cavity is rotatably arranged and extends out of the cab main body, the sun shields are sleeved on the transmission shaft I, an auxiliary disc is fixedly arranged at the tail end of the upper side of the transmission shaft and is positioned on the upper side of the sun shields, guide pins are fixedly arranged on the upper side wall of the sun shields, guide grooves I in sliding fit with the guide pins are formed in the auxiliary disc, and guide blocks I are symmetrically and fixedly arranged on the lower side wall of the sun shields by taking the transmission shaft I as, the upper side wall of the cab body is provided with a guide groove II in sliding fit with the guide block I, the front and rear walls of the guide groove II are symmetrically provided with a guide groove III, the guide groove III is internally provided with a sliding block I in a sliding manner, the sliding block I is fixedly arranged on the guide block I, the tail end of the lower side of the transmission shaft is fixedly provided with a bevel gear I, the left side wall of the transmission cavity is fixedly provided with a motor, the right side wall of the motor is rotatably provided with a transmission shaft II, the transmission shaft II is symmetrically sleeved with a bevel gear II meshed with the bevel gear I in a left-right shape by taking the transmission shaft I as a center, the inner ring of the bevel gear II is fixedly provided with a spline, the transmission shaft II is provided with a spline groove in sliding fit with the spline, the left-right position of the transmission shaft II is symmetrically and fixedly provided, the auxiliary plate is fixedly provided with a second electromagnet, and a first spring is fixedly arranged between the first electromagnet and the second electromagnet; the motor drives the second transmission shaft to rotate, when the second bevel gear on the left side is meshed with the first bevel gear, the transmission shaft drives the auxiliary disc to rotate anticlockwise, so that the auxiliary disc drives the sun shield to move outwards along the guide groove through sliding fit of the guide pin and the first guide groove, and when the first bevel gear is meshed with the second bevel gear on the right side, the transmission shaft drives the auxiliary disc to rotate clockwise, so that the auxiliary disc drives the sun shield to move inwards along the guide groove through sliding fit of the guide pin and the first guide groove.
On the basis of the technical scheme, the right side of the compression cavity is provided with an air inlet which is communicated with the outside of the cab main body, the lower side of the compression cavity is provided with a water tank, and the compression cavity is internally provided with an air suction device which sucks air in the water tank from the outside of the cab main body and the inside of the cab.
On the basis of the technical scheme, the air suction device comprises a cab, a compression cavity and a transmission shaft III which is arranged between the compression cavity and the transmission cavity in a rotating mode, an auxiliary wheel is fixedly arranged on the transmission shaft III in the compression cavity, a guide groove IV is formed in the auxiliary wheel in an annular array, blades are arranged in the guide groove IV in a sliding mode, a spring II is fixedly arranged between each blade and the bottom of the guide groove IV, each blade is always in contact with the inner wall of the compression cavity under the action of the spring II, an air guide groove communicated with an air inlet is formed in the right side wall of the compression cavity, a pipeline I communicated with the air guide groove is arranged on the side wall of the cab, a pipeline II communicated with a water tank is arranged on the left side wall of the auxiliary wheel, and a transmission device for driving the transmission shaft III to rotate is arranged in the.
On the basis of the technical scheme, the transmission device comprises a transmission shaft IV which is rotatably arranged between the left wall and the right wall of the transmission cavity, a bevel gear III, a connecting rod I and a gear I are fixedly arranged on the transmission shaft IV from left to right in sequence, the bevel gear III and the bevel gear IV are internally provided, and a gear II which is meshed with the gear I is fixedly arranged on the transmission shaft II.
On the basis of the technical scheme, a fifth guide groove is formed in the left side wall of the air inlet, a second sliding block is arranged in the fifth guide groove in a sliding mode, a first filter screen is fixedly arranged on the inner wall of the second sliding block, and a striking device which strikes dust on the first filter screen is arranged in the transmission cavity and is used for striking the first sliding block.
On the basis of the technical scheme, the striking device comprises a second guide block fixedly arranged on the left side wall of the first connecting rod, a sixth guide groove is formed in the five left side wall of the upper guide groove, a seventh guide groove communicated with the transmission cavity is formed in the six upper side wall of the guide groove, an impact block is slidably arranged in the sixth guide groove, the second connecting rod penetrating through the seventh guide groove and extending into the transmission cavity is fixedly arranged at the tail end of the left side of the impact block, a third spring is fixedly arranged between the left side wall of the second connecting rod and the six left side wall of the guide groove, and a fourth spring is fixedly arranged between the left side wall of the first filter screen and the left side wall of the air inlet.
On the basis of the technical scheme, a nut in spiral fit with the pipeline is sleeved at the tail end of the lower side of the pipeline, a second filter screen is fixedly arranged on the inner wall of the nut, fan blades are fixedly arranged at the tail end of the lower side of the third transmission shaft, and an air outlet communicated with the cab is formed in the right side wall of the water tank.
The invention has the beneficial effects that: the invention has simple operation and low manufacturing cost, can discharge the air outside the cab body and inside the cab into the water in the water tank after being filtered by the first filter screen and the nut through the sliding fit of the blade and the inner wall of the compression cavity respectively so as to remove dust in the air, and can also impact the second sliding block through the impact block so as to impact the dust adsorbed on the first filter screen and prevent the first filter screen from being blocked.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic front view of a bulldozer cab roof structure with air filtering capability according to the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B-B in FIG. 1;
FIG. 4 is a schematic top view of the structure of FIG. 1 at the auxiliary disk;
fig. 5 is a schematic top view of the sun visor of fig. 1;
FIG. 6 is an enlarged view of the right bevel gear of FIG. 1;
fig. 7 is a partially enlarged schematic view of the structure at C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 7, a bulldozer cab roof with an air filtering function according to an embodiment of the present invention includes a cab body 10, a cab 26 is disposed in the cab body 10, a compression chamber 50 is disposed on an upper side of the cab 26, a transmission chamber 11 is disposed on an upper side of the compression chamber 50, sun visors 16 are disposed in an annular array on the upper side of the cab body 10, an unfolding and folding device 63 for unfolding or folding the sun visors 16 is disposed in the transmission chamber 11, the unfolding and folding device 63 includes a first transmission shaft 20 rotatably disposed on an upper side wall of the transmission chamber 11 and extending outside the cab body 10, the sun visors 16 are sleeved on the first transmission shaft 20, an auxiliary disc 17 is fixedly disposed at an upper end of the first transmission shaft 20, the auxiliary disc 17 is located on an upper side of the sun visor 16, and guide pins 18 are fixedly disposed on an upper side wall of the sun visor, the auxiliary disc 17 is provided with a first guide groove 35 in sliding fit with the guide pin 18, the lower side wall of the sun shield 16 is symmetrically and fixedly provided with a first guide block 21 at the position taking the first transmission shaft 20 as the center, the upper side wall of the cab body 10 is provided with a second guide groove 15 in sliding fit with the first guide block 21, the front and rear walls of the second guide groove 15 are symmetrically provided with a third guide groove 38, the third guide groove 38 is internally provided with a first sliding block 37 in a sliding manner, the first sliding block 37 is fixedly arranged on the first guide block 21, the lower end of the first transmission shaft 20 is fixedly provided with a first bevel gear 19, the left side wall of the transmission cavity 11 is fixedly provided with the motor 14, the right side wall of the motor 14 is rotatably provided with a second transmission shaft 22, and the second transmission shaft 22 is symmetrically sleeved with a second bevel gear 32 meshed with the first bevel gear 19 in a left-, a spline 40 is fixedly arranged on the inner ring of the second bevel gear 32, a spline groove 39 in sliding fit with the spline 40 is formed in the second transmission shaft 22, auxiliary plates 13 are symmetrically and fixedly arranged on the left and right positions of the second transmission shaft 22, a first electromagnet 41 is fixedly arranged on one side wall of the second bevel gear 32, which is far away from the first bevel gear 19, a second electromagnet 43 is fixedly arranged on the auxiliary plate 13, and a first spring 42 is fixedly arranged between the first electromagnet 41 and the second electromagnet 43; the motor 14 drives the second transmission shaft 22 to rotate, when the second bevel gear 32 on the left side is engaged with the first bevel gear 19, the first transmission shaft 20 drives the auxiliary disc 17 to rotate counterclockwise, so that the auxiliary disc 17 drives the sun visor 16 to move outwards along the second guide groove 15 through the sliding fit of the guide pin 18 and the first guide groove 35, and when the first bevel gear 19 is engaged with the second bevel gear 32 on the right side, the first transmission shaft 20 drives the auxiliary disc 17 to rotate clockwise, so that the auxiliary disc 17 drives the sun visor 16 to move inwards along the second guide groove 15 through the sliding fit of the guide pin 18 and the first guide groove 35.
In one embodiment, an air inlet 25 is provided at the right side of the compression chamber 50, the air inlet 25 communicates with the outside of the cab body 10, a water tank 30 is provided at the lower side of the compression chamber 50, and an air suction device 64 for sucking air from the outside of the cab body 10 and the inside of the cab 26 into the water tank 30 is provided in the compression chamber 50.
In addition, in one embodiment, the air suction device 64 includes a driving shaft III 27 rotatably disposed between the cab 26, the compression chamber 50 and the driving chamber 11, an auxiliary wheel 51 is fixedly arranged on the third transmission shaft 27 in the compression cavity 50, a guide groove IV 47 is arranged on the auxiliary wheel 51 in an annular array, a blade 49 is arranged in the fourth guide groove 47 in a sliding manner, a second spring 48 is fixedly arranged between the blade 49 and the bottom of the fourth guide groove 47, the vane 49 is always contacted with the inner wall of the compression cavity 50 under the action of the second spring 48, the right side wall of the compression cavity 50 is provided with an air guide groove 52 communicated with the air inlet 25, the upper side wall of the cab 26 is provided with a first pipeline 34 communicated with the air guide groove 52, a second pipeline 29 communicated with the water tank 30 is installed on the left side wall of the auxiliary wheel 51, and a transmission device 65 for driving a third transmission shaft 27 to rotate is arranged in the transmission cavity 11; the third transmission shaft 27 drives the auxiliary wheel 51 to rotate, the auxiliary wheel 51 is in sliding fit with the compression cavity 50 through the blade 49, air outside the cab body 10 is sucked into the compression cavity 50 along the air guide groove 52, meanwhile, air inside the cab 26 is also sucked into the compression cavity 50 along the first pipeline 34 and the air guide groove 52, and then is discharged into the water tank 30 along the second pipeline 29.
In addition, in one embodiment, the transmission device 65 includes a transmission shaft four 12 rotatably disposed between the left wall and the right wall of the transmission cavity 11, a bevel gear three 31, a connecting rod one 54, and a gear one 24 are fixedly disposed on the transmission shaft four 12 from left to right, the bevel gear three 31 and the bevel gear four 33 are disposed inside, and a gear two 23 engaged with the gear one 24 is fixedly disposed on the transmission shaft two 22; the second transmission shaft 22 is meshed with the first transmission shaft 24 through the second transmission gear 23 to drive the fourth transmission shaft 12 to rotate, and the fourth transmission shaft 12 is meshed with the fourth transmission gear 33 through the third transmission gear 31 to drive the third transmission shaft 27 to rotate.
In addition, in one embodiment, a guide groove five 46 is formed in the left side wall of the air inlet 25, a sliding block two 45 is slidably arranged in the guide groove five 46, a filter screen one 44 is fixedly arranged on the inner wall of the sliding block two 45, and a striking device 66 for striking the sliding block two 45 to remove dust on the filter screen one 44 is arranged in the transmission cavity 11.
In addition, in one embodiment, the striking device 66 includes a second guide block 55 fixed to the left side wall of the first connecting rod 54, a sixth guide groove 59 is formed in the left side wall of the fifth guide groove 46 on the upper side, a seventh guide groove 58 communicated with the transmission cavity 11 is formed in the upper side wall of the sixth guide groove 59, an impact block 56 is slidably arranged in the sixth guide groove 59, a second connecting rod 57 extending into the transmission cavity 11 through the seventh guide groove 58 is fixed to the left end of the impact block 56, a third spring 60 is fixed between the left side wall of the second connecting rod 57 and the left side wall of the sixth guide groove 59, and a fourth spring 53 is fixed between the left side wall of the first filtering net 44 and the left side wall of the air inlet 25; the first connecting rod 54 rotates to push the second connecting rod 57 to move leftwards along the guide groove seven 58 through the second guide block 55, when the second guide block 55 is separated from the second connecting rod 57, the second connecting rod 57 moves rightwards under the action of the third spring 60, and the second sliding block 45 is impacted through the impacting block 56 to knock down dust on the first filter screen 44.
In addition, in one embodiment, a nut 62 in threaded fit with the first pipe 34 is sleeved at the lower end of the first pipe, a second filter screen 61 is fixedly arranged on the inner wall of the nut 62, fan blades 28 are fixedly arranged at the lower end of the third transmission shaft 27, and an air outlet 36 communicated with the cab 26 is formed in the right side wall of the water tank 30.
In the initial state, the first spring 42, the fourth spring 53 and the third spring 60 are all in a relaxed state, so that the second bevel gear 32 is disengaged from the first bevel gear 19, the second sliding block 45 is in contact with the striking block 56, and a certain amount of water is injected into the water tank 30, so that the lower end of the second pipeline 29 is placed in the water.
When the air cleaner starts to work, the motor 14 is started to drive the second transmission shaft 22 to rotate, the second transmission shaft 22 drives the third transmission shaft 27 to rotate through the transmission device 65, the third transmission shaft 27 discharges air outside the cab body 10 and air in the cab 26 into water in the water tank 30 after being filtered through the first filter screen 44 and the second filter screen 61 respectively through the air suction device 64, and the air is discharged into the cab 26 from the air outlet 36, then the third transmission shaft 27 drives the fan blades 28 to rotate to drive air in the cab 26 to flow, and dust adsorbed on the first filter screen 44 is knocked down through the knocking device 66 to prevent the dust from being blocked.
When the sun shading is needed, the first electromagnet 41 and the second electromagnet 43 on the left side are electrified to generate mutual repulsion, so that the second bevel gear 32 on the left side is meshed with the first bevel gear 19, the sun shading board 16 is unfolded through the unfolding and folding device 63, when the sun shading board 16 needs to be retracted, the second electromagnet 43 on the right side is electrified with the first electromagnet 41 to generate mutual repulsion, so that the second bevel gear 32 on the right side is meshed with the first bevel gear 19, and the sun shading board 16 is retracted through the unfolding and folding device 63.
The invention has the beneficial effects that: the invention has simple operation and low manufacturing cost, can discharge the air outside the cab body and inside the cab into the water in the water tank after being filtered by the first filter screen and the nut through the sliding fit of the blade and the inner wall of the compression cavity respectively so as to remove dust in the air, and can also impact the second sliding block through the impact block so as to impact the dust adsorbed on the first filter screen and prevent the first filter screen from being blocked.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.
Claims (1)
1. The utility model provides a bull-dozer driver's cabin roof with air filtering capability, includes the driver's cabin main part, its characterized in that: the driving cab is arranged in the driving cab main body, a compression cavity is arranged on the upper side of the driving cab, a transmission cavity is arranged on the upper side of the compression cavity, the driving cab main body is provided with sun-shading boards in an annular array mode, an unfolding and folding device for unfolding or folding the sun-shading boards is arranged in the transmission cavity, the unfolding and folding device comprises a first transmission shaft which is rotatably arranged on the upper side wall of the transmission cavity and extends out of the driving cab main body, the sun-shading boards are sleeved on the first transmission shaft, an auxiliary disc is fixedly arranged at the tail end of the upper side of the first transmission shaft and is positioned on the upper side of the sun-shading boards, a guide pin is fixedly arranged on the upper side wall of the sun-shading boards, a first guide groove in sliding fit with the guide pin is formed in the auxiliary disc, a first guide block is symmetrically and fixedly arranged on the lower side wall of the sun-shading, a third guide groove is symmetrically arranged on the front wall and the rear wall of the second guide groove, a first sliding block is arranged in the third guide groove in a sliding manner, the first sliding block is fixedly arranged on the first guide block, the tail end of the lower side of the transmission shaft is fixedly provided with a first bevel gear, a motor is fixedly arranged on the left side wall of the transmission cavity, a transmission shaft II is rotatably arranged on the right side wall of the motor, a second bevel gear meshed with the first bevel gear is symmetrically sleeved on the second transmission shaft in a left-right shape by taking the first transmission shaft as a center, a spline is fixedly arranged on the inner ring of the second bevel gear, a spline groove in sliding fit with the spline is arranged on the second transmission shaft, auxiliary plates are symmetrically and fixedly arranged on the left and right positions of the second transmission shaft, one side wall of the second bevel gear far away from the bevel gear is fixedly provided with a first electromagnet, the auxiliary plate is fixedly provided with a second electromagnet, and a first spring is fixedly arranged between the first electromagnet and the second electromagnet; the motor drives the second transmission shaft to rotate, when the second bevel gear on the left side is meshed with the first bevel gear, the transmission shaft drives the auxiliary disc to rotate anticlockwise, so that the auxiliary disc drives the sun shield to move outwards along the guide groove through the sliding fit of the guide pin and the first guide groove, and when the first bevel gear is meshed with the second bevel gear on the right side, the transmission shaft drives the auxiliary disc to rotate clockwise, so that the auxiliary disc drives the sun shield to move inwards along the guide groove through the sliding fit of the guide pin and the first guide groove; an air inlet is formed in the right side of the compression cavity, the air inlet is communicated with the outside of the cab main body, a water tank is arranged on the lower side of the compression cavity, and an air suction device for sucking air in the cab main body and the cab into the water tank is arranged in the compression cavity; the air suction device comprises a cab, a compression cavity and a transmission shaft III which is rotatably arranged between the compression cavity and the transmission cavity, an auxiliary wheel is fixedly arranged on the transmission shaft III in the compression cavity, a guide groove IV is formed in the auxiliary wheel in an annular array, a blade is slidably arranged in the guide groove IV, a spring II is fixedly arranged between the blade and the bottom of the guide groove IV, the blade is always in contact with the inner wall of the compression cavity under the action of the spring II, an air guide groove communicated with the air inlet is formed in the right side wall of the compression cavity, a pipeline I communicated with the air guide groove is arranged on the upper side wall of the cab, a pipeline II communicated with the water tank is arranged on the left side wall of the auxiliary wheel, and a transmission device for driving the transmission shaft III to rotate is arranged in the transmission cavity; the transmission device comprises a transmission shaft IV which is rotatably arranged between the left wall and the right wall of the transmission cavity, a bevel gear III, a connecting rod I and a gear I are fixedly arranged on the transmission shaft IV from left to right in sequence, the bevel gear III and the bevel gear IV are internally provided, and a gear II which is meshed with the gear I is fixedly arranged on the transmission shaft II; a guide groove five is formed in the left side wall of the air inlet, a sliding block two is arranged in the guide groove five in a sliding mode, a first filter screen is fixedly arranged on the inner wall of the sliding block two, and a striking device for striking the sliding block two to strike off dust on the first filter screen is arranged in the transmission cavity; the striking device comprises a guide block II fixedly arranged on the left side wall of the connecting rod I, a guide groove VI is arranged on the left side wall of the guide groove V on the upper side, a guide groove VII communicated with the transmission cavity is arranged on the upper side wall of the guide groove VI, an impact block is slidably arranged in the guide groove VI, a connecting rod II penetrating through the guide groove VII and extending into the transmission cavity is fixedly arranged at the tail end of the left side of the impact block, a spring III is fixedly arranged between the left side wall of the connecting rod II and the left side wall of the guide groove VI, and a spring IV is fixedly arranged between the left side wall of the filter screen I and the left side wall of the air; the tail end of the lower side of the pipeline is sleeved with a nut in spiral fit with the pipeline, a second filter screen is fixedly arranged on the inner wall of the nut, fan blades are fixedly arranged at the tail end of the lower side of the third transmission shaft, and an air outlet communicated with the cab is formed in the right side wall of the water tank.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010298429.9A CN111395438B (en) | 2020-04-16 | 2020-04-16 | Bull-dozer driver's cabin roof with air filtering capability |
| GBGB2011567.1A GB202011567D0 (en) | 2020-04-16 | 2020-07-27 | A cab roof of bulldozer with air filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010298429.9A CN111395438B (en) | 2020-04-16 | 2020-04-16 | Bull-dozer driver's cabin roof with air filtering capability |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111395438A CN111395438A (en) | 2020-07-10 |
| CN111395438B true CN111395438B (en) | 2020-11-27 |
Family
ID=71435212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010298429.9A Expired - Fee Related CN111395438B (en) | 2020-04-16 | 2020-04-16 | Bull-dozer driver's cabin roof with air filtering capability |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111395438B (en) |
| GB (1) | GB202011567D0 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646468B (en) * | 2024-01-30 | 2024-03-29 | 徐州徐工筑路机械有限公司 | Filter plate mechanism of bulldozer front hood |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3482301B2 (en) * | 1996-05-27 | 2003-12-22 | コベルコ建機株式会社 | Air conditioner for construction machinery |
| JP2000177403A (en) * | 1998-12-16 | 2000-06-27 | Yutani Heavy Ind Ltd | Cooling device for construction machine |
| CN204059452U (en) * | 2014-07-31 | 2014-12-31 | 上海彭浦机器厂有限公司 | The micro-pressurization system of a kind of bulldozer cab |
| CN204723976U (en) * | 2015-06-29 | 2015-10-28 | 王春 | Construction-vehicle cab deduster |
| CN108177504A (en) * | 2018-01-30 | 2018-06-19 | 罗必锋 | A kind of truck cab vehicle-mounted air purification device |
| CN208430568U (en) * | 2018-06-13 | 2019-01-25 | 龙川县永鹏程工程机械有限公司 | A kind of excavator cab dust-extraction unit |
| CN209756740U (en) * | 2019-03-15 | 2019-12-10 | 陕西通力专用汽车有限责任公司 | cab pressurization and purification system |
| CN209865589U (en) * | 2019-03-25 | 2019-12-31 | 龙川县永鹏程工程机械有限公司 | Ventilation device of excavator cab |
-
2020
- 2020-04-16 CN CN202010298429.9A patent/CN111395438B/en not_active Expired - Fee Related
- 2020-07-27 GB GBGB2011567.1A patent/GB202011567D0/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN111395438A (en) | 2020-07-10 |
| GB202011567D0 (en) | 2020-09-09 |
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