CN203996123U - The air channel structure of tractor cab top cover - Google Patents
The air channel structure of tractor cab top cover Download PDFInfo
- Publication number
- CN203996123U CN203996123U CN201420482651.4U CN201420482651U CN203996123U CN 203996123 U CN203996123 U CN 203996123U CN 201420482651 U CN201420482651 U CN 201420482651U CN 203996123 U CN203996123 U CN 203996123U
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- CN
- China
- Prior art keywords
- air channel
- defrosting duct
- ventilation inlet
- interior top
- cover
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- 238000010257 thawing Methods 0.000 claims abstract description 90
- 238000009423 ventilation Methods 0.000 claims abstract description 59
- 238000004080 punching Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Abstract
The utility model relates to a kind of air channel structure of tractor cab top cover, the upper surface on the interior top of described top cover is fixed with the first defrosting duct and the second defrosting duct, the first defrosting duct and the second defrosting duct are inwardly pushed up the two ends of extending rear end and are being collected and be connected together near the middle of Nei Ding rear end, be positioned at the position of collecting connection and offer a ventilation inlet, ventilation inlet is communicated with the air outlet that is arranged on the A/C evaporator on top cover, the below of interior top front end is provided with one and collects air channel, the two ends of collecting air channel have respectively the first ventilation inlet and the second ventilation inlet, the first defrosting duct is communicated with described the first ventilation inlet through interior top near one end of interior top front end, the second defrosting duct is connected together through interior top and the second ventilation inlet near one end of interior top front end, collect air channel and be provided with the defrosting air outlet corresponding with cab-principal forward facing glazed surface position.The beneficial effects of the utility model: simplify assembly technology, operation fast, is convenient to install.
Description
Technical field
The utility model relates to tractor cab air channel structure technical field, relates in particular to a kind of air channel structure of tractor cab top cover.
Background technology
Trac. air channel exists two kinds in the market: one is the integrated air channel of evaporator, and wind directly enters operator's compartment inside, without front window defrost function; One is independent ventiduct structure, its air channel and lid of cab adopt the production method of independent moulding, later stage need have bolt to carry out assembly connection, exist positioning precision poor, the phenomenons such as difficulty are installed, cause leak tightness to decline, the desirable fanning effect of out of reach, independent ventiduct structure, makes materials many simultaneously, and cost is high.
Utility model content
The purpose of this utility model is to provide a kind of air channel structure of tractor cab top cover, to solve the operator's compartment air channel structure that adopts existing setting, and the technical matters that defrosting effect is poor, manufacturing cost is high and assembling is wasted time and energy.
The utility model is to realize like this, a kind of air channel structure of tractor cab top cover, the upper surface on the interior top of described top cover is fixed with the first defrosting duct and the second defrosting duct, described the first defrosting duct and described the second defrosting duct are symmetricly set on the relative both sides of described interior top upper surface, described the first defrosting duct and described the second defrosting duct are extended along the length direction of the sidewall of relative both sides, described interior top respectively, and the two ends that described the first defrosting duct and described the second defrosting duct are extended to described Nei Ding rear end are being collected and are being connected together near the middle of described Nei Ding rear end, be positioned at the position that described the first defrosting duct and described the second defrosting duct collect connection and offer a ventilation inlet, described ventilation inlet is communicated with the air outlet that is arranged on the A/C evaporator on described top cover,
The below of described interior top front end is provided with one and collects air channel, extend along the Width of described interior top lower surface in the described air channel of collecting, and described in collect air channel two ends there is respectively the first ventilation inlet and the second ventilation inlet, the described two ends of collecting air channel are fixed together with the lower surface on corresponding described interior top by fastener respectively, described the first defrosting duct is communicated with described the first ventilation inlet through described interior top near one end of described interior top front end, described the second defrosting duct is connected together through described interior top and described the second ventilation inlet near one end of described interior top front end, the described air channel of collecting is provided with the defrosting air outlet corresponding with described cab-principal forward facing glazed surface position.
As improving further, the air channel cavity that the upper surface that described the first defrosting duct and described the second defrosting duct are included in respectively described interior top forms by punching press and the air channel button cover that is fastened on cavity top, described air channel, described air channel button covers and is fastened together with corresponding described interior top by tap bolt.
As improving further, the upper surface that is positioned at the described top of described the first ventilation inlet top is provided with the first block cover, and the bottom of described the first block cover is communicated with the first ventilation inlet, described the first defrosting duct end corresponding with described the first block cover penetrates in described the first block cover and stretches in described the first ventilation inlet, the top of described the first defrosting duct and the inwall of described the first block cover that are positioned at described the first block cover lean, and bottom is overlapped in corresponding described air channel cavity; The upper surface that is positioned at the described top of described the second ventilation inlet top is provided with the second block cover, and the bottom of described the second block cover is communicated with the second ventilation inlet, described the second defrosting duct end corresponding with described the second block cover penetrates in described the second block cover and stretches in described the second ventilation inlet, the top of described the second defrosting duct and the inwall of described the second block cover that are positioned at described the second block cover lean, and bottom is overlapped in corresponding described air channel cavity.
As improving further, the common described ventilation inlet place of described air channel cavity and described air channel button cover is fixed with an air channel attaching parts, described air channel attaching parts is the taper of both ends open, and the little end opening of taper air channel attaching parts is communicated with described ventilation inlet, large end opening is communicated with the air outlet of described A/C evaporator.
Adopted after technique scheme, the beneficial effects of the utility model are:
Because the upper surface pushing up in top cover is fixed with the first defrosting duct and the second defrosting duct, be positioned at the position that the first defrosting duct and described the second defrosting duct collect connection and offer a ventilation inlet, ventilation inlet is communicated with the air outlet that is arranged on the A/C evaporator on top cover, and below the front end of interior top, be provided with one and collect air channel, this two ends ventilation inlet that collects air channel is communicated with corresponding the first defrosting duct and the second defrosting duct respectively, and the air outlet that collects air channel connection corresponding to cab-principal forward facing glazed surface position, the wind that so just evaporator can be sent into, enter respectively and collect in air channel by the first defrosting duct and the second defrosting duct, then the wind entering respectively from two ends flows to front screen by the defrosting air outlet that collects air channel again, not only make point wind more reasonable, and increase trac. front window defrost function, solve the integrated air channel of conventional evaporator without front window defrost function, sight line is caused and blocked, affect the problem of normal driving, integral structure is simple, above-mentioned defrosting duct can be used as interior top reinforced rib simultaneously, make interior top more firm, not yielding.
The air channel cavity that the upper surface that is included in respectively described interior top due to the first defrosting duct and described the second defrosting duct forms by punching press and be fastened on the air channel button cover of cavity top, described air channel, described air channel button cover is fastened together with corresponding described interior top by tap bolt.The direct punch forming of this defrosting duct half, second half simple moulding, use material with traditional independent ventiduct compared with, this integrated air channel structure conservation more, reduces costs; Simultaneously upper and lower two parts snap together relatively, are more prone to control aspect precision, without erection location before, simplify the operation time saving and energy saving.
Because the top of defrosting duct and the inwall of described block cover that are positioned at block cover lean, bottom is overlapped in corresponding described air channel cavity, does not need other fasteners to connect, and simplifies assembly technology, and operation fast, is convenient to install.
Because the common ventilation inlet place of air channel cavity and described air channel button cover is fixed with an air channel attaching parts, adopt air channel attaching parts to be convenient to realize and being connected with the air outlet of evaporator.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation that collects air channel and be arranged on interior top lower surface;
Fig. 3 is the partial enlarged drawing of A in Fig. 2;
Fig. 4 is the partial enlarged drawing of B in Fig. 1;
In figure: 1, Nei Ding, 2, the first defrosting duct, 20, air channel button cover, 3, the second defrosting duct, 30, air channel button cover, 4, air channel attaching parts, 40, ventilation inlet, 5, collect air channel, 50, the first ventilation inlet, 51, the second ventilation inlet, 52, defrosting air outlet, 6, the first block cover, 7, the second block cover, 8, tap bolt.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Shown in common as shown in Figure 1 to Figure 4, a kind of air channel structure of tractor cab top cover, integrated defrosting duct on the interior top of top cover, concrete structure is as follows: the upper surface on the interior top of top cover is fixed with the first defrosting duct 2 and the second defrosting duct 3, the first defrosting duct 2 and the second defrosting duct 3 are symmetricly set on the relative both sides of interior top 1 upper surface, the first defrosting duct 2 and the second defrosting duct 3 are extended along the length direction of the sidewall of relative both sides, interior top respectively, and the first defrosting duct 2 and the second defrosting duct 3 two ends that inwardly extend rear end, top are being collected and are being connected together near the middle of Nei Ding rear end, being positioned at the first defrosting duct 2 and the second defrosting duct 3 collects the position of connection and offers a ventilation inlet 40, ventilation inlet 40 is communicated with the air outlet that is arranged on the A/C evaporator on top cover,
The below of interior top 1 front end is provided with one and collects air channel 5, collecting air channel 5 extends along the Width of interior top lower surface, and the two ends of collecting air channel 5 have respectively the first ventilation inlet 50 and the second ventilation inlet 51, the two ends of collecting air channel 5 are fixed together with the lower surface on corresponding described interior top by fastener respectively, specifically as shown in Figure 3, two ends can connect with corresponding interior top respectively by tap bolt 8, the first defrosting duct 2 is communicated with the first ventilation inlet 50 through interior top near one end of interior top front end, the second defrosting duct 3 is connected together through interior top and the second ventilation inlet 51 near one end of interior top front end, collect air channel 5 and be provided with the defrosting air outlet 52 corresponding with cab-principal forward facing glazed surface position.
In order to realize, materials are few, location is simple, it is time saving and energy saving to operate, reduce costs, concrete defrosting duct can adopt following version: the first defrosting duct 2 and the second defrosting duct 3 included respectively top upper surface the air channel cavity that forms by Sheet Metal Forming Technology and be fastened on the air channel button cover 20 of cavity top, air channel, air channel button cover 20 is fastened together with corresponding interior top 1 by tap bolt 8.
In order to reach the object of further simplification assembly technology, the concrete mounting means of defrosting duct can adopt following simple structure: the upper surface that is positioned at the top 1 of the first ventilation inlet 50 tops is provided with the first block cover 6, and the bottom of the first block cover 6 is communicated with the first ventilation inlet 50, the first defrosting duct 2 end corresponding with the first block cover 6 penetrates in the first block cover 6 and stretches in the first ventilation inlet 50, the top of the first defrosting duct 2 and the inwall of the first block cover 6 that are positioned at the first block cover 6 lean, and bottom is overlapped in corresponding air channel cavity; The upper surface that is positioned at the top 1 of the second ventilation inlet 51 tops is provided with the second block cover 7, and the bottom of the second block cover 7 is communicated with the second ventilation inlet 51, the second defrosting duct 3 end corresponding with the second block cover 7 penetrates in the second block cover 7 and stretches in the second ventilation inlet 51, the top of the second defrosting duct 3 and the inwall of the second block cover 7 that are positioned at the second block cover 7 lean, and bottom is overlapped in corresponding air channel cavity.
The connection structure of evaporator and defrosting duct ventilation inlet can be in the following way: common ventilation inlet 40 places of air channel cavity and air channel button cover are fixed with an air channel attaching parts 4, air channel attaching parts 4 is the taper of both ends open, and the little end opening of taper air channel attaching parts is communicated with ventilation inlet 40, large end opening is communicated with the air outlet of A/C evaporator.
Concrete air intake process is: the wind that evaporator is sent into carries out rationally point wind uniformly by the bearing of trend of the first defrosting duct 2 and the second defrosting duct 3 respectively by ventilation inlet 40 is rear, then arrive respectively and collect after first ventilation inlet 50 and the second ventilation inlet 51 in air channel 5, collect again to enter and collect in air channel 5, consistent owing to collecting the bearing of trend of defrosting air outlet 52 and the bearing of trend of cab-principal forward facing glazed surface in air channel 5, the wind that so just wind can be entered respectively from two ends is introduced front screen, evenly point wind, be convenient to realize the quickly defrosting of front window, integral structure is simple, Duct design is reasonable.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. the air channel structure of tractor cab top cover, it is characterized in that, the upper surface on the interior top of described top cover is fixed with the first defrosting duct and the second defrosting duct, described the first defrosting duct and described the second defrosting duct are symmetricly set on the relative both sides of described interior top upper surface, described the first defrosting duct and described the second defrosting duct are extended along the length direction of the sidewall of relative both sides, described interior top respectively, and the two ends that described the first defrosting duct and described the second defrosting duct are extended to described Nei Ding rear end are being collected and are being connected together near the middle of described Nei Ding rear end, be positioned at the position that described the first defrosting duct and described the second defrosting duct collect connection and offer a ventilation inlet, described ventilation inlet is communicated with the air outlet that is arranged on the A/C evaporator on described top cover,
The below of described interior top front end is provided with one and collects air channel, extend along the Width of described interior top lower surface in the described air channel of collecting, and described in collect air channel two ends there is respectively the first ventilation inlet and the second ventilation inlet, the described two ends of collecting air channel are fixed together with the lower surface on corresponding described interior top by fastener respectively, described the first defrosting duct is communicated with described the first ventilation inlet through described interior top near one end of described interior top front end, described the second defrosting duct is connected together through described interior top and described the second ventilation inlet near one end of described interior top front end, the described air channel of collecting is provided with the defrosting air outlet corresponding with described cab-principal forward facing glazed surface position.
2. the air channel structure of tractor cab top cover according to claim 1, it is characterized in that, the air channel cavity that the upper surface that described the first defrosting duct and described the second defrosting duct are included in respectively described interior top forms by punching press and the air channel button cover that is fastened on cavity top, described air channel, described air channel button covers and is fastened together with corresponding described interior top by tap bolt.
3. the air channel structure of tractor cab top cover according to claim 2, it is characterized in that, the upper surface that is positioned at the described top of described the first ventilation inlet top is provided with the first block cover, and the bottom of described the first block cover is communicated with the first ventilation inlet, described the first defrosting duct end corresponding with described the first block cover penetrates in described the first block cover and stretches in described the first ventilation inlet, the top of described the first defrosting duct and the inwall of described the first block cover that are positioned at described the first block cover lean, and bottom is overlapped in corresponding described air channel cavity; The upper surface that is positioned at the described top of described the second ventilation inlet top is provided with the second block cover, and the bottom of described the second block cover is communicated with the second ventilation inlet, described the second defrosting duct end corresponding with described the second block cover penetrates in described the second block cover and stretches in described the second ventilation inlet, the top of described the second defrosting duct and the inwall of described the second block cover that are positioned at described the second block cover lean, and bottom is overlapped in corresponding described air channel cavity.
4. according to the air channel structure of the tractor cab top cover described in claim 2 or 3, it is characterized in that, the common described ventilation inlet place of described air channel cavity and described air channel button cover is fixed with an air channel attaching parts, described air channel attaching parts is the taper of both ends open, and the little end opening of taper air channel attaching parts is communicated with described ventilation inlet, large end opening is communicated with the air outlet of described A/C evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482651.4U CN203996123U (en) | 2014-08-23 | 2014-08-23 | The air channel structure of tractor cab top cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482651.4U CN203996123U (en) | 2014-08-23 | 2014-08-23 | The air channel structure of tractor cab top cover |
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| Publication Number | Publication Date |
|---|---|
| CN203996123U true CN203996123U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420482651.4U Active CN203996123U (en) | 2014-08-23 | 2014-08-23 | The air channel structure of tractor cab top cover |
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| CN (1) | CN203996123U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915218A (en) * | 2017-03-23 | 2017-07-04 | 烟台镇泰滚塑有限公司 | A kind of independent double air channel rotational moulding ceilings of built-in air-conditioning |
| CN114348122A (en) * | 2022-01-04 | 2022-04-15 | 第一拖拉机股份有限公司 | Driver's cabin outer roof with independent air duct of self-forming air conditioner and pressure relief function |
-
2014
- 2014-08-23 CN CN201420482651.4U patent/CN203996123U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915218A (en) * | 2017-03-23 | 2017-07-04 | 烟台镇泰滚塑有限公司 | A kind of independent double air channel rotational moulding ceilings of built-in air-conditioning |
| CN106915218B (en) * | 2017-03-23 | 2019-11-12 | 烟台镇泰滚塑有限公司 | A kind of independent double air duct rotational moulding ceilings of built-in air-conditioning |
| CN114348122A (en) * | 2022-01-04 | 2022-04-15 | 第一拖拉机股份有限公司 | Driver's cabin outer roof with independent air duct of self-forming air conditioner and pressure relief function |
| CN114348122B (en) * | 2022-01-04 | 2022-10-25 | 第一拖拉机股份有限公司 | Driver's cabin outer roof with independent air duct of self-forming air conditioner and pressure relief function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee after: LOVOL HEAVY INDUSTRY Co.,Ltd. Address before: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee before: FOTON LOVOL INTERNATIONAL HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai leiwo Heavy Industry Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: LOVOL HEAVY INDUSTRY Co.,Ltd. Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai Lovol Intelligent Agricultural Technology Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: Weichai leiwo Heavy Industry Co.,Ltd. |