WO2019100521A1 - Tractor cab - Google Patents
Tractor cab Download PDFInfo
- Publication number
- WO2019100521A1 WO2019100521A1 PCT/CN2017/119405 CN2017119405W WO2019100521A1 WO 2019100521 A1 WO2019100521 A1 WO 2019100521A1 CN 2017119405 W CN2017119405 W CN 2017119405W WO 2019100521 A1 WO2019100521 A1 WO 2019100521A1
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- WIPO (PCT)
- Prior art keywords
- cab
- column
- ring beam
- upright
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0617—Drivers' cabs for tractors or off-the-road vehicles
Definitions
- the invention belongs to the technical field of tractors, and in particular relates to a tractor cab.
- the farming method is changed from traditional single-type farming to compound-type operation.
- the operation mode is changed from single-handle operation to multi-handle and electronic control.
- the proportion of occupation space is increased, resulting in the reduction of personnel manipulation and activity area.
- the composite operation increases the observation surface of the vehicle condition, the ground condition, the machine tool, etc., and the requirements for the visual field are extremely high on the basis of ensuring safety and high efficiency.
- the blind zone caused by the six-column cab in the traditional sense seriously affects the work safety. coefficient.
- the above-mentioned farming method makes the existing agricultural machinery unable to meet the problems of wide vision, high sealing and firm structure of the cab.
- the object of the present invention is to provide a tractor cab for the deficiencies in the above technology, which aims to solve the problem that the vision of the existing tractor cab is not wide.
- the present invention provides a tractor cab including a cab skeleton and a door and window structure;
- the cab skeleton includes a first column, a second column, a third column, and a fourth column; the first column, the second column, the third column, and the The four pillars are distributed around the cab to form a support frame structure for the cab skeleton.
- top ends of the first column and the second column are fixedly connected by the top right ring beam; the top ends of the first column and the fourth column are fixedly connected by the front windshield upper beam; the top ends of the fourth column and the third column pass the top cover
- the left ring beam is fixedly connected; the top ends of the second column and the third column are fixedly connected by the top cover rear ring beam.
- the cab skeleton further includes a left door lower beam, a right door lower beam, a right fender ring beam and a left fender ring beam; one end of the left door lower beam is fixedly connected with the bottom end of the fourth column, and the other end and the left block are One end of the mud plate beam is fixedly connected, and the other end of the left fender ring beam is fixedly connected with the bottom end of the third column; one end of the lower door of the right door is fixedly connected with the bottom end of the first column, and the other end and the right fender are connected One end of the ring beam is fixedly connected, and the other end of the right fender ring beam is fixedly connected with the bottom end of the second column.
- the right fender ring beam is curved and disposed between the first column and the right door lower beam to form a cab door frame structure;
- the left fender ring beam is curved and disposed on the third column and Between the left door and the lower beam to form the cab door frame structure.
- the cab skeleton further includes a rear window lower beam; the first column and the fourth column bottom end are connected by a front windshield lower beam; the rear window lower beam is fixedly connected between the second column and the third column.
- the cab skeleton further includes a front panel and a front windshield middle beam; the front windshield middle beam is disposed between the first pillar and the fourth pillar; and the front panel is disposed between the front windshield middle beam and the front windshield lower beam.
- the cab skeleton further includes a rear bracket and a bottom pole; the rear bracket includes a first rear bracket and a second rear bracket; the bottom pole includes a first bottom rod and a second bottom rod; and the first bottom rod is fixed at one end to the left door lower beam
- the other end of the first rear bracket is fixedly connected with the third post, and the other end of the first rear bracket is fixedly connected with the fixing base.
- first column, the second column, the third column, and the fourth column are all made of a shaped tube material; the first column, the second column, the third column, and the fourth column are both hollow structures; the first column, the first column The four columns have the same cross section; the second column and the third column have the same cross section.
- the right fender ring beam, the left fender ring beam, the left door lower beam, and the right door lower beam are all made of shaped pipe material; the right fender ring beam, the left fender ring beam, the left door lower beam, The right door lower beam is a hollow structure; and the right fender ring beam, the left fender ring beam, the left door lower beam, and the right door lower beam are all L-shaped.
- top cover right ring beam, the top cover rear ring beam, the top cover left ring beam, the rear window lower beam are all sheet metal stamping;
- the front windshield is made of rectangular tube, square tube, angle steel or channel steel. .
- FIG. 1 is a schematic structural view of a tractor cab skeleton according to the present invention.
- FIG. 2 is a schematic structural view of a tractor cab according to the present invention.
- FIG. 3 is a schematic structural view of a tractor cab of the prior art
- Figure 4 is a top plan view of a tractor cab structure of the present invention.
- Figure 5 is a top plan view of a prior art cab structure of a tractor
- Figure 6 is a front elevational view showing the skeleton structure of a tractor cab according to the present invention.
- Figure 7 is a side view of a tractor cab skeleton structure of the present invention.
- Figure 8 is a cross-sectional view taken along line A-A of Figure 5;
- Figure 9 is a cross-sectional view taken along line B-B of Figure 5;
- Figure 10 is a cross-sectional view taken along line C-C of Figure 6;
- Figure 11 is a cross-sectional view taken along line D-D of Figure 6;
- Figure 12 is a cross-sectional view taken along line E-E of Figure 5;
- Figure 13 is a cross-sectional view of a front crossbar of a tractor cab structure of the present invention.
- Figure 14 is a cross-sectional view of the lower windshield of the windshield of the tractor cab structure of the present invention.
- Figure 15 is a cross-sectional view taken along line F-F of Figure 5;
- the present invention provides a tractor cab including a cab skeleton and a door and window structure; wherein the cab skeleton includes a first pillar 1, a second pillar 2, a third pillar 3, and a fourth pillar 4; the first column 1, the second column 2, the third column 3 and the fourth column 4 are distributed around the cab to form a four-column support frame structure of the cab skeleton; as shown in FIG. 4 and FIG. 5, four
- the business angle a formed by the column structure in the tractor seat is wider than the angle of view b of the existing six-column structure.
- the door and window structure comprises a front windshield, side door glass 20 on the left and right sides, and a rear side glass 21; the versatility of the profile, the first column and the fourth column 4 in front of the cab adopt the same profile; the second after the cab The column 2 and the third column 3 adopt the same profile; the top cover left ring beam 11 and the top cover right side are relatively larger, the larger the door glass is, the greater the gravity generated by its own weight, and the greater the torque generated by the opening of the door glass.
- the front fourth pillar 4 the top left ring beam 11, the third rear pillar 3, the left fender ring beam 7 and the left lower beam 13 form a welding assembly, and the first pillar in front of the cab 2.
- the top cover right ring beam 9, the rear rear column 2, the right fender ring beam 5 and the right door lower beam form another welding assembly; and the front of the cab is adjusted by adjusting the front windshield middle beam 12 and the front windshield
- the width of the beam 8, the top cover rear ring beam 10 and the rear window lower beam 6 realize the change of the width of the cab, and maximize the versatility of the serialized parts; the use of the above four column structure can not only eliminate the visual blind zone and reduce the product cost; Moreover, it can improve the sealing, noise reduction and upgrade modeling of domestic products.
- the top ends of the first upright 1 and the second upright 2 are fixedly connected by the top cover right ring beam 9; the first upright 1 and The top end of the fourth column 4 is fixedly connected by the front windshield upper beam 8; the top ends of the fourth column 4 and the third column 3 are fixedly connected by the top left ring beam 10; the top ends of the second column 2 and the third column 3 pass through the top cover
- the rear ring beam 9 is fixedly connected; thereby forming a top cover supporting structure, the top cover supporting structure is mounted with a top cover or a top cover glass at the upper end, and is provided with a skylight exhaust.
- the cab skeleton further includes a left door lower beam 13 , a right door lower beam, a right fender ring beam 5 and a left fender ring beam 7;
- One end of the beam 13 is fixedly connected to the bottom end of the fourth column 4, the other end of which is fixedly connected to one end of the left fender ring beam 7, and the other end of the left fender ring beam 7 is fixedly connected with the bottom end of the third column 3.
- One end of the right door lower beam is fixedly connected with the bottom end of the first column 1, and the other end is fixedly connected with one end of the right fender ring beam 5, and the other end of the right fender ring beam 5 and the bottom end of the second column 2 Fixed connection; in this embodiment, by analyzing the force of the four-column structure, the right fender ring beam 5 and the left fender ring beam 7 are symmetrically arranged into an arc structure to form a cab door frame structure, and the right block
- the mud plate ring beam 5 is disposed between the first column 1 and the right door lower beam;
- the left fender ring beam 7 is disposed between the third column 3 and the left door lower beam 13 to form a cab door frame structure;
- Reasonable design improve the versatility of parts and reduce the investment of molds.
- the cab skeleton further includes a rear window lower beam 6, a front panel 14 and a front windshield middle beam 12; and a bottom end of the first column 1 and the fourth column 4
- the front windshield lower cross member 6 is fixedly connected between the second upright column 2 and the third upright column 6; the front windshield middle cross member 12 is disposed between the first upright column 1 and the fourth upright column 4; the front panel 14 is disposed between the front windshield middle beam 12 and the front windshield lower beam 19 for connection with other components of the tractor.
- the cab skeleton further includes a rear bracket and a bottom pole;
- the rear bracket includes a first rear bracket 16 and a second rear bracket;
- the bottom pole includes a first bottom pole 17 and a second bottom rod; one end of the first bottom rod 17 is fixedly connected with the left door lower beam 13 and the other end thereof is fixedly connected with the fixing seat; one end of the first rear bracket 16 is fixedly connected with the third column 3, and the other end is fixed
- the fixed connection of the seat; the fixed seat and the tractor body are fixedly connected; the cab structure adopted by the above scheme is more compact and stable, and is convenient to be installed and fixed.
- the first upright 1 , the second upright 2 , the third upright 3 , and the fourth upright 4 are made of a shaped tube material;
- the first column 1, the second column 2, the third column 3, and the fourth column 4 are all hollow structures, and the smooth transition of the full surface ensures the accuracy and precision of product development; as shown in Fig. 8, the first column 1
- the fourth column 4 has the same cross section, and both are asymmetrical concave structures on both sides; as shown in FIG.
- the second column 2 and the third column 3 have the same cross section, and each has a symmetrical concave structure, and the two sides are respectively It has a symmetrical L-shaped chamfer; in this scheme, through the analysis of the technical difficulty of the left and right door columns, the design and technical difficulties of the cab support structure are reasonably balanced, and the strength of the cab skeleton, self-explosion, low qualification rate, etc. are solved. Difficulties in the process.
- the right fender ring beam 5, the left fender ring beam 7, the left door lower beam 13, and the right door lower beam are all shaped pipe materials.
- the top cover right ring beam 9, the top cover rear ring beam 10, the top cover left ring beam 11, the rear window lower beam 6 are all sheet metal stamping; and, the right fender ring beam 5, the left fender
- the ring beam 7, the left door lower beam 13, and the right door lower beam are hollow structures; as shown in Fig.
- the top cover rear ring beam 10 has an L-shaped cross section and is provided with solder joints 18;
- the rear window lower cross member 6 has an L-shaped cross section and is provided with solder joints 18;
- the front windshield middle beam 12 has a square cross section and is also provided with a solder joint 18;
- the front windshield lower beam 19 has a square cross section; by adopting the above scheme, the cross section and shape of the shaped pipe and the section and shape of the sheet metal part are rationally designed.
- the front windshield, the door glass and the rear window glass are relatively balanced with the cab skeleton mounting surface to ensure a uniform gap, thereby achieving a lifting drive.
- the sealing effect of the chamber by adopting the design idea of combining the special-shaped pipe and the sheet metal stamping parts, the connection relationship between the sample pieces is ensured (such as ensuring the gap uniformity, reducing the surface difference between the surface and the surface, etc.), thereby achieving the appearance of the product.
- the effect of quality through the reasonable arrangement of the welding process, the solder joints are designed on the non-design surface or the joint of the sample to reduce the exposed solder joints, thereby achieving the effect of improving the appearance quality of the product;
- the technical difficulty analysis of each beam of the frame skeleton, reasonable balance of the design and technical difficulties of the cab support structure, can also solve the difficult problems of the cab skeleton strength, self-explosion, low qualification rate, etc.; further, compared with ordinary profiles (such as Rectangular tube, square tube, angle steel, etc.)
- the special-shaped tube has the advantages of large force area and large angle, so it has high strength, strong bending and torsion resistance, can improve the strength of the cab, prevent the turning and
- the performance of the falling object is superior, the field of view is expanded, the material is saved, and since the shape of the shaped pipe is different, a special mold and tooling are required.
- the precision of the cab can be ensured, so the frame of the cab after molding is relatively fine, the dimensional accuracy is high, the cab tightness is ensured, and the noise reduction effect is very obvious.
- the product strength is improved, and the product is improved in bending resistance and resistance. Twisting ability to improve the product's ability to prevent rollover and prevent falling objects, thereby improving product safety.
- the top cover right ring beam 9, the top cover rear ring beam 10, the top cover left ring beam 11, and the rear window lower beam 6 are all ⁇ Gold stamping molding;
- the cab skeleton top cover rear beam 10 needs to withstand sufficient pressure (preventing turning and falling), according to the design input requirements, increase the upper surface area of the beam, and adopt the stepped structure to design the beam rear end structure, which not only increases the The force area improves the strength of the sample itself, and also ensures the design accuracy of the sealing structure of the rear window glass;
- the lower beam 6 of the rear frame of the cab skeleton has to withstand sufficient pressure (preventing turning), according to the design input requirements, after the beam is enlarged
- the end area adopts a stepped structure to design the upper end structure, which not only increases the force area, but also improves the strength of the sample itself, and also ensures the design precision of the sealing structure of the rear window glass;
- the horizontal windshield on the front windshield is a rectangular
- the tractor cab provided by the invention can solve the problem of the cab stress It has the characteristics of high strength, strong bending resistance and strong torsion resistance. It improves the strength of the cab, prevents the turning and falling property from being superior, and improves the appearance quality of the product.
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Abstract
A tractor cab, comprising a cab skeleton and a door and window structure. The cab skeleton comprises a first upright post (1), a second upright post (2), a third upright post (3), and a fourth upright post (4). The first upright post, the second upright post, the third upright post, and the fourth upright post are distributed around the cab to form a support frame structure of the cab skeleton. According to the cab, a blind spot of an existing tractor cab is eliminated, and product costs are reduced; moreover, sealing of the product can be improved, noise can be reduced, and the shape is improved; the problem of stress of the cab is resolved, high strength and strong bending and torsion resistance are provided, and the strength of the cab, the rollover prevention and object falling prevention performances, and the product appearance are improved.
Description
本发明属于拖拉机技术领域，具体涉及一种拖拉机驾驶室。The invention belongs to the technical field of tractors, and in particular relates to a tractor cab.
随着对土地耕作价值要求的提升及耕作效率的提升，传统的农机耕作、操纵方式也产生了巨大变化，主要体现为：With the improvement of the value of land cultivation and the improvement of farming efficiency, the traditional farming methods and manipulation methods have also undergone tremendous changes, mainly as follows:
A、耕作方式由传统单一型耕作改为复合型作业，操纵方式由单手柄作业改为多手柄、电控等方式作业，在操作空间方面占用比重加大，导致人员操纵、活动区域减少。要确保在舒适的前提下长时间作业，避免疲劳这一需求，就需要对驾驶舱整体布局从人机工程等方面进行全新优化，改变传统作业坐姿；A. The farming method is changed from traditional single-type farming to compound-type operation. The operation mode is changed from single-handle operation to multi-handle and electronic control. The proportion of occupation space is increased, resulting in the reduction of personnel manipulation and activity area. To ensure long-term operation under the premise of comfort and avoid the need for fatigue, it is necessary to completely optimize the overall layout of the cockpit from ergonomics and other aspects, and change the traditional sitting posture;
B、复合型作业对于车况、地况、机具等的观察面增加，在确保安全、高效的基础上对视野的要求极高，传统意义上的六柱型驾驶室造成的盲区以严重影响作业安全系数。B. The composite operation increases the observation surface of the vehicle condition, the ground condition, the machine tool, etc., and the requirements for the visual field are extremely high on the basis of ensuring safety and high efficiency. The blind zone caused by the six-column cab in the traditional sense seriously affects the work safety. coefficient.
上述的耕作方式使得现有的农业机械，无法满足其视野开阔、密封性高以及驾驶室结构牢靠的问题The above-mentioned farming method makes the existing agricultural machinery unable to meet the problems of wide vision, high sealing and firm structure of the cab.
基于上述拖拉机驾驶室中存在的技术问题，尚未有相关的解决方案；因此迫切需要寻求有效方案以解决上述问题。Based on the technical problems existing in the above-mentioned tractor cab, there is no relevant solution; therefore, it is urgent to find an effective solution to solve the above problems.
发明内容Summary of the invention
本发明的目的是针对上述技术中存在的不足之处，提出一种拖拉机驾驶室，旨在解决现有拖拉机驾驶室，视野不开阔的问题。The object of the present invention is to provide a tractor cab for the deficiencies in the above technology, which aims to solve the problem that the vision of the existing tractor cab is not wide.
本发明提供一种拖拉机驾驶室，包括驾驶室骨架以及门窗结构；驾驶室骨架包括第一立柱、第二立柱、第三立柱以及第四立柱；第一立柱、第二立柱、第三立柱以及第四立柱分布于驾驶室的四周，以形成驾驶室骨架的支撑架结构。The present invention provides a tractor cab including a cab skeleton and a door and window structure; the cab skeleton includes a first column, a second column, a third column, and a fourth column; the first column, the second column, the third column, and the The four pillars are distributed around the cab to form a support frame structure for the cab skeleton.
进一步地，第一立柱和第二立柱的顶端通过顶盖右圈梁固定连接；第一立柱和第四立柱的顶端通过前风挡上横梁固定连接；第四立柱和第三立柱的顶端通过顶盖左圈梁固定连接；第二立柱和第三立柱的顶端通过顶盖后圈梁固定连接。Further, the top ends of the first column and the second column are fixedly connected by the top right ring beam; the top ends of the first column and the fourth column are fixedly connected by the front windshield upper beam; the top ends of the fourth column and the third column pass the top cover The left ring beam is fixedly connected; the top ends of the second column and the third column are fixedly connected by the top cover rear ring beam.
进一步地，驾驶室骨架还包括左门下横梁、右门下横梁、右挡泥板圈梁和左挡泥板圈梁；左门下横梁一端与第四立柱的底端固定连接，其另一端与左挡泥板圈梁的一端固定连接，左挡泥板圈梁的另一端与第三立柱的底端固定连接；右门下横梁一端与第一立柱的底端固定连接，其另一端与右挡泥板圈梁的一端固定连接，右挡泥板圈梁的另一端与第二立柱的底端固定连接。Further, the cab skeleton further includes a left door lower beam, a right door lower beam, a right fender ring beam and a left fender ring beam; one end of the left door lower beam is fixedly connected with the bottom end of the fourth column, and the other end and the left block are One end of the mud plate beam is fixedly connected, and the other end of the left fender ring beam is fixedly connected with the bottom end of the third column; one end of the lower door of the right door is fixedly connected with the bottom end of the first column, and the other end and the right fender are connected One end of the ring beam is fixedly connected, and the other end of the right fender ring beam is fixedly connected with the bottom end of the second column.
进一步地，右挡泥板圈梁为弧形且设置于第一立柱和所述右门下横梁之间，以形成驾驶室门框结构；左挡泥板圈梁为弧形且设置于第三立柱和左门下横梁之间，以形成驾驶室门框结构。Further, the right fender ring beam is curved and disposed between the first column and the right door lower beam to form a cab door frame structure; the left fender ring beam is curved and disposed on the third column and Between the left door and the lower beam to form the cab door frame structure.
进一步地，驾驶室骨架还包括后窗下横梁；第一立柱和第四立柱底端通过前风挡下横梁连接；后窗下横梁固定连接于第二立柱和第三立柱之间。Further, the cab skeleton further includes a rear window lower beam; the first column and the fourth column bottom end are connected by a front windshield lower beam; the rear window lower beam is fixedly connected between the second column and the third column.
进一步地，驾驶室骨架还包括前面板和前风挡中横梁；前风挡中横梁设置于第一立柱和第四立柱之间；前面板设置于前风挡中横梁和前风挡下横梁之间。Further, the cab skeleton further includes a front panel and a front windshield middle beam; the front windshield middle beam is disposed between the first pillar and the fourth pillar; and the front panel is disposed between the front windshield middle beam and the front windshield lower beam.
进一步地，驾驶室骨架还包括后支架和底杆；后支架包括第一后支架和第二后支架；底杆包括第一底杆和第二底杆；第一底杆一端与左门下横梁固定连接，其另一端与固定座固定连接；第一后支架一端与第三立柱固定连接，其另一端与固定座固定连接。Further, the cab skeleton further includes a rear bracket and a bottom pole; the rear bracket includes a first rear bracket and a second rear bracket; the bottom pole includes a first bottom rod and a second bottom rod; and the first bottom rod is fixed at one end to the left door lower beam The other end of the first rear bracket is fixedly connected with the third post, and the other end of the first rear bracket is fixedly connected with the fixing base.
进一步地，第一立柱、第二立柱、第三立柱、第四立柱均为异型管材料制成；第一立柱、第二立柱、第三立柱、第四立柱均空心结构；第一立柱、第四立柱横截面相同；第二立柱、第三立柱横截面相同。Further, the first column, the second column, the third column, and the fourth column are all made of a shaped tube material; the first column, the second column, the third column, and the fourth column are both hollow structures; the first column, the first column The four columns have the same cross section; the second column and the third column have the same cross section.
进一步地，右挡泥板圈梁、左挡泥板圈梁、左门下横梁、右门下横梁均为异型管材料制成；右挡泥板圈梁、左挡泥板圈梁、左门下横梁、右门下横梁均为空心结构；并且右挡泥板圈梁、左挡泥板圈梁、左门下横梁、右门下横梁横截面均为L型。Further, the right fender ring beam, the left fender ring beam, the left door lower beam, and the right door lower beam are all made of shaped pipe material; the right fender ring beam, the left fender ring beam, the left door lower beam, The right door lower beam is a hollow structure; and the right fender ring beam, the left fender ring beam, the left door lower beam, and the right door lower beam are all L-shaped.
进一步地，顶盖右圈梁、顶盖后圈梁、顶盖左圈梁、后窗下横梁均为钣金冲压成型；前风挡上横均为矩形管、方管、角钢或槽钢制成。Further, the top cover right ring beam, the top cover rear ring beam, the top cover left ring beam, the rear window lower beam are all sheet metal stamping; the front windshield is made of rectangular tube, square tube, angle steel or channel steel. .
通过采用以上技术方案，不仅可以消除现有拖拉机驾驶室的视觉盲区、降低产品成本，而且可以提升国内产品密封、降噪、升级造型；采用本发明提供的拖拉机驾驶室解决驾驶室受力问题，提高产品外观品质。By adopting the above technical solution, not only the visual blind zone of the existing tractor cab can be eliminated, the product cost can be reduced, but also the domestic product sealing, noise reduction and upgrade modeling can be improved; and the tractor cab provided by the invention can solve the problem of the cab stress. Improve the appearance quality of the product.
下面结合附图和具体实施方式对本发明作进一步详细的说明。The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
以下将结合附图对本发明作进一步说明：The invention will be further described below in conjunction with the accompanying drawings:
图1为本发明一种拖拉机驾驶室骨架结构示意图；1 is a schematic structural view of a tractor cab skeleton according to the present invention;
图2为本发明一种拖拉机驾驶室结构示意图；2 is a schematic structural view of a tractor cab according to the present invention;
图3为现有技术一种拖拉机驾驶室结构示意图；3 is a schematic structural view of a tractor cab of the prior art;
图4为本发明一种拖拉机驾驶室结构俯视图；Figure 4 is a top plan view of a tractor cab structure of the present invention;
图5为现有技术一种拖拉机驾驶室结构俯视图；Figure 5 is a top plan view of a prior art cab structure of a tractor;
图6为本发明一种拖拉机驾驶室骨架结构主视图；Figure 6 is a front elevational view showing the skeleton structure of a tractor cab according to the present invention;
图7为本发明一种拖拉机驾驶室骨架结构侧视图；Figure 7 is a side view of a tractor cab skeleton structure of the present invention;
图8为图5中A-A剖视图；Figure 8 is a cross-sectional view taken along line A-A of Figure 5;
图9为图5中B-B剖视图；Figure 9 is a cross-sectional view taken along line B-B of Figure 5;
图10为图6中C-C剖视图；Figure 10 is a cross-sectional view taken along line C-C of Figure 6;
图11为图6中D-D剖视图；Figure 11 is a cross-sectional view taken along line D-D of Figure 6;
图12为图5中E-E剖视图；Figure 12 is a cross-sectional view taken along line E-E of Figure 5;
图13为本发明一种拖拉机驾驶室结构前横杆剖视图；Figure 13 is a cross-sectional view of a front crossbar of a tractor cab structure of the present invention;
图14为本发明一种拖拉机驾驶室结构前风挡下横梁剖视图；Figure 14 is a cross-sectional view of the lower windshield of the windshield of the tractor cab structure of the present invention;
图15为图5中F-F剖视图。Figure 15 is a cross-sectional view taken along line F-F of Figure 5;
图中：1、第一立柱；2、第二立柱；3、第三立柱；4、第四立柱；5、右挡泥板圈梁；6、后窗下横梁；7、左挡泥板圈梁；8、前风挡上横梁；9、顶盖右圈梁；10、顶盖后圈梁；11、顶盖左圈梁；12、前风挡中横梁；13、左门下横梁；14、前面板；15、拉手架；16、第一后支架；17、第一底杆；18、焊点；19、前风挡下横梁；20、侧门玻璃；21、后侧玻璃。In the figure: 1, the first column; 2, the second column; 3, the third column; 4, the fourth column; 5, the right fender ring beam; 6, the rear window lower beam; 7, the left fender ring Beam; 8, front windshield upper beam; 9, top cover right ring beam; 10, top cover rear ring beam; 11, top cover left ring beam; 12, front windshield middle beam; 13, left door lower beam; ; 15, the handle frame; 16, the first rear bracket; 17, the first bottom rod; 18, the welding point; 19, the front windshield lower beam; 20, the side door glass; 21, the rear side glass.
需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。下面将参考附图并结合实施例来详细说明本发明。It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict. The invention will be described in detail below with reference to the drawings in conjunction with the embodiments.
如图1至图15所示，本发明提供一种拖拉机驾驶室，包括驾驶室骨架以及门窗结构；其中，驾驶室骨架包括第一立柱1、第二立柱2、第三立柱3以及第四立柱4；第一立柱1、第二立柱2、第三立柱3以及第四立柱4分布于驾驶室的四周，以形成驾驶室骨架的四立柱支撑架结构；如图4和图5所示，四立柱结构在拖拉机座驾形成的事业角度a比现有六立柱结构程度视野角度b更宽，因此可以解决现有拖拉机驾驶室左、右侧由于立柱遮挡，有较大盲区，影响工作视野问题；进一步地，门窗结构包括前面的挡风玻璃、左右两侧的侧门玻璃20以及后侧玻璃21；型材通用性，驾驶室前第一立柱1、第四立柱4采用同一种型材；驾驶室后第二立柱2、第三立柱3采用同一种型材；顶盖左圈梁11、顶盖右相较而言，门玻璃越大，由自身重量产生的重力越大，门玻璃开启产生的扭力越大，承受的应力也越大，门玻璃过小，起不到开阔视野的效果，也严重影响驾驶室外观造型；后窗玻璃弧度越大，成型工艺越复杂，产品合格率越低，后窗玻璃弧度过小，直接导致门玻璃设计尺寸过大，增加门玻璃的工艺难度及自爆率；本方案中通过对左、右侧门玻璃及后侧玻璃的工艺难度分析，整体采用四柱结构，通过对第三立柱及第二立柱的最优化布置，合理平衡门玻璃及后窗玻璃的设计及工艺难点，解决左、右侧门玻璃及后侧玻璃受力强度、自爆、合格率低等工艺难点问题；进一步地，驾驶室前第四立柱4、顶盖左圈梁11、驾驶室后第三立柱3、左挡泥板圈梁7及左门下横梁13形成一个焊接总成，驾驶室前第一立柱2、顶盖右圈梁9、驾驶室后二立柱2、右挡泥板圈梁5及右门下横梁形成另一个焊接总成；并且驾驶室前面通过调整前风挡中横梁12、前风挡上横梁8、顶盖后圈梁10及后窗下横梁6 的宽度实现驾驶室宽度的大小变化，最大限度实现系列化零部件通用性；采用上述四立柱结构不仅可以消除视觉盲区、降低产品成本；而且可以提升国内产品密封、降噪、升级造型。As shown in FIGS. 1 to 15, the present invention provides a tractor cab including a cab skeleton and a door and window structure; wherein the cab skeleton includes a first pillar 1, a second pillar 2, a third pillar 3, and a fourth pillar 4; the first column 1, the second column 2, the third column 3 and the fourth column 4 are distributed around the cab to form a four-column support frame structure of the cab skeleton; as shown in FIG. 4 and FIG. 5, four The business angle a formed by the column structure in the tractor seat is wider than the angle of view b of the existing six-column structure. Therefore, it can solve the problem that the left and right sides of the existing tractor cab are blocked by the column, and there is a large blind zone, which affects the working vision problem; further The door and window structure comprises a front windshield, side door glass 20 on the left and right sides, and a rear side glass 21; the versatility of the profile, the first column and the fourth column 4 in front of the cab adopt the same profile; the second after the cab The column 2 and the third column 3 adopt the same profile; the top cover left ring beam 11 and the top cover right side are relatively larger, the larger the door glass is, the greater the gravity generated by its own weight, and the greater the torque generated by the opening of the door glass. The greater the stress, the too small the door glass, the effect of wide field of view, and the appearance of the cab; the greater the curvature of the rear window, the more complicated the molding process, the lower the product qualification rate, the curvature of the rear window glass. Too small, directly leading to the design size of the door glass is too large, increasing the process difficulty and self-explosion rate of the door glass; in this scheme, through the analysis of the process difficulty of the left and right door glass and the rear side glass, the overall adoption of the four-column structure, through the The optimal arrangement of the three columns and the second column, reasonably balance the design and process difficulties of the door glass and the rear window glass, and solve the difficult problems of the left and right door glass and the rear side glass, such as the strength of the force, self-explosion, and low qualification rate; Further, the front fourth pillar 4, the top left ring beam 11, the third rear pillar 3, the left fender ring beam 7 and the left lower beam 13 form a welding assembly, and the first pillar in front of the cab 2. The top cover right ring beam 9, the rear rear column 2, the right fender ring beam 5 and the right door lower beam form another welding assembly; and the front of the cab is adjusted by adjusting the front windshield middle beam 12 and the front windshield The width of the beam 8, the top cover rear ring beam 10 and the rear window lower beam 6 realize the change of the width of the cab, and maximize the versatility of the serialized parts; the use of the above four column structure can not only eliminate the visual blind zone and reduce the product cost; Moreover, it can improve the sealing, noise reduction and upgrade modeling of domestic products.
优选地，结合上述方案，如图1、图6以及图7所示，本实施例中，第一立柱1和第二立柱2的顶端通过顶盖右圈梁9固定连接；第一立柱1和第四立柱4的顶端通过前风挡上横梁8固定连接；第四立柱4和第三立柱3的顶端通过顶盖左圈梁10固定连接；第二立柱2和第三立柱3的顶端通过顶盖后圈梁9固定连接；以此形成一个顶盖支撑结构，顶盖支撑结构上端安装有顶盖板或顶盖玻璃，并且设有天窗排气。Preferably, in combination with the above solution, as shown in FIG. 1 , FIG. 6 and FIG. 7 , in the present embodiment, the top ends of the first upright 1 and the second upright 2 are fixedly connected by the top cover right ring beam 9; the first upright 1 and The top end of the fourth column 4 is fixedly connected by the front windshield upper beam 8; the top ends of the fourth column 4 and the third column 3 are fixedly connected by the top left ring beam 10; the top ends of the second column 2 and the third column 3 pass through the top cover The rear ring beam 9 is fixedly connected; thereby forming a top cover supporting structure, the top cover supporting structure is mounted with a top cover or a top cover glass at the upper end, and is provided with a skylight exhaust.
优选地，结合上述方案，如图1所示，本实施例中，驾驶室骨架还包括左门下横梁13、右门下横梁、右挡泥板圈梁5和左挡泥板圈梁7；左门下横梁13一端与第四立柱4的底端固定连接，其另一端与左挡泥板圈梁7的一端固定连接，左挡泥板圈梁7的另一端与第三立柱3的底端固定连接；右门下横梁一端与第一立柱1的底端固定连接，其另一端与右挡泥板圈梁5的一端固定连接，右挡泥板圈梁5的另一端与第二立柱2的底端固定连接；本实施例中，通过分析四立柱结构受力，将右挡泥板圈梁5和左挡泥板圈梁7均对称设置为弧形结构，以形成驾驶室门框结构，并且右挡泥板圈梁5设置于第一立柱1和右门下横梁之间；左挡泥板圈梁7设置第三立柱3和左门下横梁13之间，以形成驾驶室门框结构；通过对各横梁的合理设计，提高零部件的通用性，减少模具投入。Preferably, in combination with the above solution, as shown in FIG. 1 , in the embodiment, the cab skeleton further includes a left door lower beam 13 , a right door lower beam, a right fender ring beam 5 and a left fender ring beam 7; One end of the beam 13 is fixedly connected to the bottom end of the fourth column 4, the other end of which is fixedly connected to one end of the left fender ring beam 7, and the other end of the left fender ring beam 7 is fixedly connected with the bottom end of the third column 3. One end of the right door lower beam is fixedly connected with the bottom end of the first column 1, and the other end is fixedly connected with one end of the right fender ring beam 5, and the other end of the right fender ring beam 5 and the bottom end of the second column 2 Fixed connection; in this embodiment, by analyzing the force of the four-column structure, the right fender ring beam 5 and the left fender ring beam 7 are symmetrically arranged into an arc structure to form a cab door frame structure, and the right block The mud plate ring beam 5 is disposed between the first column 1 and the right door lower beam; the left fender ring beam 7 is disposed between the third column 3 and the left door lower beam 13 to form a cab door frame structure; Reasonable design, improve the versatility of parts and reduce the investment of molds.
优选地，结合上述方案，如图1所示，本实施例中，驾驶室骨架还包括后窗下横梁6、前面板14和前风挡中横梁12；第一立柱1和第四立柱4底端通过前风挡下横梁19固定连接；后窗下横梁6固定连接于第二立柱2 和第三立柱6之间；前风挡中横梁12设置于第一立柱1和第四立柱4之间；前面板14设置于前风挡中横梁12和前风挡下横梁19之间，用于和拖拉机其他部件连接。Preferably, in combination with the above solution, as shown in FIG. 1, in the embodiment, the cab skeleton further includes a rear window lower beam 6, a front panel 14 and a front windshield middle beam 12; and a bottom end of the first column 1 and the fourth column 4 The front windshield lower cross member 6 is fixedly connected between the second upright column 2 and the third upright column 6; the front windshield middle cross member 12 is disposed between the first upright column 1 and the fourth upright column 4; the front panel 14 is disposed between the front windshield middle beam 12 and the front windshield lower beam 19 for connection with other components of the tractor.
优选地，结合上述方案，如图1所示，本实施例中，驾驶室骨架还包括后支架和底杆；后支架包括第一后支架16和第二后支架；底杆包括第一底杆17和第二底杆；第一底杆17的一端与左门下横梁13固定连接，其另一端与固定座固定连接；第一后支架16一端与第三立柱3固定连接，其另一端与固定座固定连接；固定座和拖拉机机体固定连接；通过采用上述方案指的该驾驶室结构更加紧凑、稳固，且方便安装、固定。Preferably, in combination with the above solution, as shown in FIG. 1 , in the embodiment, the cab skeleton further includes a rear bracket and a bottom pole; the rear bracket includes a first rear bracket 16 and a second rear bracket; and the bottom pole includes a first bottom pole 17 and a second bottom rod; one end of the first bottom rod 17 is fixedly connected with the left door lower beam 13 and the other end thereof is fixedly connected with the fixing seat; one end of the first rear bracket 16 is fixedly connected with the third column 3, and the other end is fixed The fixed connection of the seat; the fixed seat and the tractor body are fixedly connected; the cab structure adopted by the above scheme is more compact and stable, and is convenient to be installed and fixed.
优选地，结合上述方案，如图1至图15所示，本实施例中，第一立柱1、第二立柱2、第三立柱3、第四立柱4均为异型管材料制成；并且，第一立柱1、第二立柱2、第三立柱3、第四立柱4均为空心结构，且为全曲面圆滑过渡，保证产品开发的准确性及精度；如图8所示，第一立柱1、第四立柱4横截面相同，均为两侧不对称的内凹结构；如图9所示，第二立柱2、第三立柱3横截面相同，均为对称的内凹结构，两侧分别设有对称的L性倒角；本方案中通过对左、右侧门立柱工艺难度分析，合理平衡驾驶室支撑结构的设计及工艺难点，解决驾驶室骨架受力强度、自爆、合格率低等工艺难点问题。Preferably, in combination with the above solution, as shown in FIG. 1 to FIG. 15 , in the embodiment, the first upright 1 , the second upright 2 , the third upright 3 , and the fourth upright 4 are made of a shaped tube material; The first column 1, the second column 2, the third column 3, and the fourth column 4 are all hollow structures, and the smooth transition of the full surface ensures the accuracy and precision of product development; as shown in Fig. 8, the first column 1 The fourth column 4 has the same cross section, and both are asymmetrical concave structures on both sides; as shown in FIG. 9, the second column 2 and the third column 3 have the same cross section, and each has a symmetrical concave structure, and the two sides are respectively It has a symmetrical L-shaped chamfer; in this scheme, through the analysis of the technical difficulty of the left and right door columns, the design and technical difficulties of the cab support structure are reasonably balanced, and the strength of the cab skeleton, self-explosion, low qualification rate, etc. are solved. Difficulties in the process.
优选地，结合上述方案，如图1至图15所示，本实施例中，右挡泥板圈梁5、左挡泥板圈梁7、左门下横梁13、右门下横梁均为异型管材料制成；顶盖右圈梁9、顶盖后圈梁10、顶盖左圈梁11、后窗下横梁6均为钣金冲压成型；并且，右挡泥板圈梁5、左挡泥板圈梁7、左门下横梁13、右门下横梁均为空心结构；如图12所示，右挡泥板圈梁5、左挡泥板圈梁 7、左门下横梁13、右门下横梁的横截面均为L型；如图10所示，顶盖后圈梁10的横截面为L型，并设有焊点18；后窗下横梁6为横截面为L型，并设有焊点18；前风挡中横梁12横截面为四方形，并且还设有焊点18；前风挡下横梁19的横截面为四方形；采用以上方案，通过合理设计异型管截面、形状及钣金件断面、形状，使得前风挡玻璃、门玻璃及后窗玻璃与驾驶室骨架安装面保持相对平衡，保证间隙均匀，从而达到提升驾驶室的密封效果；通过采用异型管材及钣金冲压件相结合的设计思路，保证样件之间的连接关系(如保证间隙均匀、减小面与面的面差等)，从而达到提升产品外观品质的效果；通过对焊接工艺的合理安排，把焊点设计在样件非外观面或搭接处，达到减少外露焊点的目的，从而达到提高产品外观品质的效果；本方案中通过对驾驶室骨架各个横梁的工艺难度分析，合理平衡驾驶室支撑结构的设计及工艺难点，同样能够解决驾驶室骨架受力强度、自爆、合格率低等工艺难点问题；进一步地，相比普通型材(如矩形管、方管、角钢等)，本方案中，异型管材的优点在于受力面积大、角多，因此具有强度高、抗弯和抗扭能力强，能提高驾驶室的强度，预防翻以及防落物性能更优越，扩大了视野，节省材料；并且由于异型管材形状各异，需要投入专用的模具、工装才能保证其精度需求，所以成型后的驾驶室骨架制作比较精细，尺寸精度较高，保证驾驶室密封性，降噪效果非常明显；通过采用异型管材料，提高产品强度，提高产品抗弯、抗扭能力，提升产品预防翻车及预防落物的能力，从而提高产品安全性能。Preferably, in combination with the above solution, as shown in FIG. 1 to FIG. 15, in the present embodiment, the right fender ring beam 5, the left fender ring beam 7, the left door lower beam 13, and the right door lower beam are all shaped pipe materials. Made; the top cover right ring beam 9, the top cover rear ring beam 10, the top cover left ring beam 11, the rear window lower beam 6 are all sheet metal stamping; and, the right fender ring beam 5, the left fender The ring beam 7, the left door lower beam 13, and the right door lower beam are hollow structures; as shown in Fig. 12, the cross section of the right fender ring beam 5, the left fender ring beam 7, the left door lower beam 13, and the right door lower beam L-shaped; as shown in Figure 10, the top cover rear ring beam 10 has an L-shaped cross section and is provided with solder joints 18; the rear window lower cross member 6 has an L-shaped cross section and is provided with solder joints 18; The front windshield middle beam 12 has a square cross section and is also provided with a solder joint 18; the front windshield lower beam 19 has a square cross section; by adopting the above scheme, the cross section and shape of the shaped pipe and the section and shape of the sheet metal part are rationally designed. The front windshield, the door glass and the rear window glass are relatively balanced with the cab skeleton mounting surface to ensure a uniform gap, thereby achieving a lifting drive. The sealing effect of the chamber; by adopting the design idea of combining the special-shaped pipe and the sheet metal stamping parts, the connection relationship between the sample pieces is ensured (such as ensuring the gap uniformity, reducing the surface difference between the surface and the surface, etc.), thereby achieving the appearance of the product. The effect of quality; through the reasonable arrangement of the welding process, the solder joints are designed on the non-design surface or the joint of the sample to reduce the exposed solder joints, thereby achieving the effect of improving the appearance quality of the product; The technical difficulty analysis of each beam of the frame skeleton, reasonable balance of the design and technical difficulties of the cab support structure, can also solve the difficult problems of the cab skeleton strength, self-explosion, low qualification rate, etc.; further, compared with ordinary profiles (such as Rectangular tube, square tube, angle steel, etc.) In this scheme, the special-shaped tube has the advantages of large force area and large angle, so it has high strength, strong bending and torsion resistance, can improve the strength of the cab, prevent the turning and The performance of the falling object is superior, the field of view is expanded, the material is saved, and since the shape of the shaped pipe is different, a special mold and tooling are required. The precision of the cab can be ensured, so the frame of the cab after molding is relatively fine, the dimensional accuracy is high, the cab tightness is ensured, and the noise reduction effect is very obvious. By using the special-shaped pipe material, the product strength is improved, and the product is improved in bending resistance and resistance. Twisting ability to improve the product's ability to prevent rollover and prevent falling objects, thereby improving product safety.
优选地，结合上述方案，如图1至图15所示，本实施例中，顶盖右圈梁9、顶盖后圈梁10、顶盖左圈梁11、后窗下横梁6均为钣金冲压成型；驾驶室骨架顶盖后横梁10需要承受足够大的压力(预防翻以及防落)，根据设计输入需求，加大横梁上表面面积，采用阶梯型结构设计梁后端结构， 不但增加了受力面积，提高样件本身强度，同时也保证后窗玻璃的密封结构设计精度；驾驶室骨架后窗下横梁6要有承受足够大的压力(预防翻)，根据设计输入需求，加大横梁后端面积，采用阶梯型结构设计上端结构，不但增加受力面积，还提高样件本身强度，同时也保证后窗玻璃的密封结构设计精度；前风挡上横均为矩形管、方管、角钢或槽钢制成；直接采用国家标准型材(如矩形管、方管、角钢、槽钢等)，不需要特殊定制，结构相对简单，成型、折弯时对模具的要求较弱，减少前期投入成本。Preferably, in combination with the above solution, as shown in FIG. 1 to FIG. 15, in the present embodiment, the top cover right ring beam 9, the top cover rear ring beam 10, the top cover left ring beam 11, and the rear window lower beam 6 are all 钣Gold stamping molding; the cab skeleton top cover rear beam 10 needs to withstand sufficient pressure (preventing turning and falling), according to the design input requirements, increase the upper surface area of the beam, and adopt the stepped structure to design the beam rear end structure, which not only increases the The force area improves the strength of the sample itself, and also ensures the design accuracy of the sealing structure of the rear window glass; the lower beam 6 of the rear frame of the cab skeleton has to withstand sufficient pressure (preventing turning), according to the design input requirements, after the beam is enlarged The end area adopts a stepped structure to design the upper end structure, which not only increases the force area, but also improves the strength of the sample itself, and also ensures the design precision of the sealing structure of the rear window glass; the horizontal windshield on the front windshield is a rectangular tube, a square tube, an angle steel or Made of channel steel; directly adopt national standard profiles (such as rectangular tubes, square tubes, angle steels, channel steels, etc.), no special customization is required, the structure is relatively simple, and the requirements for molds during forming and bending are weak. Reduce the cost of upfront investment.
通过采用以上技术方案，不仅可以消除现有拖拉机驾驶室的视觉盲区、降低产品成本，而且可以提升国内产品密封性、降噪、升级造型；采用本发明提供的拖拉机驾驶室解决驾驶室受力问题，具有强度高、抗弯和抗扭能力强等特点，提高驾驶室的强度，预防翻以及防落物性能更优越，提高产品外观品质。By adopting the above technical solution, not only the visual blind zone of the existing tractor cab can be eliminated, the product cost can be reduced, but also the sealing, noise reduction and upgrade modeling of the domestic product can be improved; and the tractor cab provided by the invention can solve the problem of the cab stress It has the characteristics of high strength, strong bending resistance and strong torsion resistance. It improves the strength of the cab, prevents the turning and falling property from being superior, and improves the appearance quality of the product.
以上所述，仅为本发明的较佳实施例，并非对本发明做任何形式上的限制。任何熟悉本领域的技术人员，在不脱离本发明技术方案范围情况下，都可利用上述所述技术内容对本发明技术方案做出许多可能的变动和修饰，或修改为等同变化的等效实施例。因此，凡是未脱离本发明技术方案的内容，依据本发明的技术对以上实施例所做的任何改动修改、等同变化及修饰，均属于本技术方案的保护范围。The above is only a preferred embodiment of the present invention and is not intended to limit the invention in any way. Any person skilled in the art can make many possible variations and modifications to the technical solutions of the present invention by using the above-mentioned technical contents, or modify equivalent embodiments of equivalent changes without departing from the scope of the technical solutions of the present invention. . Therefore, any modification, equivalent changes, and modifications made to the above embodiments in accordance with the techniques of the present invention are within the scope of the present technical solutions.
Claims (10)
- 一种拖拉机驾驶室，其特征在于，包括驾驶室骨架以及门窗结构；所述驾驶室骨架包括第一立柱、第二立柱、第三立柱以及第四立柱；所述第一立柱、所述第二立柱、所述第三立柱以及所述第四立柱分布于所述驾驶室的四周，以形成所述驾驶室骨架的支撑架结构。A tractor cab, comprising: a cab skeleton and a door and window structure; the cab skeleton includes a first pillar, a second pillar, a third pillar, and a fourth pillar; the first pillar, the second pillar A pillar, the third pillar, and the fourth pillar are distributed around the cab to form a support frame structure of the cab skeleton.
- 根据权利要求1所述的拖拉机驾驶室，其特征在于，所述第一立柱和所述第二立柱的顶端通过顶盖右圈梁固定连接；所述第一立柱和所述第四立柱的顶端通过前风挡上横梁固定连接；所述第四立柱和所述第三立柱的顶端通过顶盖左圈梁固定连接；所述第二立柱和所述第三立柱的顶端通过顶盖后圈梁固定连接。The tractor cab according to claim 1, wherein the top ends of the first uprights and the second uprights are fixedly connected by a top cover right ring beam; the top ends of the first uprights and the fourth uprights The top end of the fourth upright and the third upright are fixedly connected by a top cover left ring beam; the top ends of the second upright and the third upright are fixed by a top cover rear ring beam connection.
- 根据权利要求1所述的拖拉机驾驶室，其特征在于，所述驾驶室骨架还包括左门下横梁、右门下横梁、右挡泥板圈梁和左挡泥板圈梁；所述左门下横梁一端与所述第四立柱的底端固定连接，其另一端与所述左挡泥板圈梁的一端固定连接，所述左挡泥板圈梁的另一端与所述第三立柱的底端固定连接；所述右门下横梁一端与所述第一立柱的底端固定连接，其另一端与所述右挡泥板圈梁的一端固定连接，所述右挡泥板圈梁的另一端与所述第二立柱的底端固定连接。The tractor cab according to claim 1, wherein the cab skeleton further comprises a left door lower beam, a right door lower beam, a right fender ring beam and a left fender ring beam; and the left door lower beam end Fixedly connected to the bottom end of the fourth column, the other end of which is fixedly connected to one end of the left fender ring beam, and the other end of the left fender ring beam is fixed to the bottom end of the third column One end of the right door lower beam is fixedly connected to the bottom end of the first column, and the other end is fixedly connected to one end of the right fender ring beam, and the other end of the right fender ring beam is The bottom end of the second column is fixedly connected.
- 根据权利要求3所述的拖拉机驾驶室，其特征在于，所述右挡泥板圈梁为弧形且设置于所述第一立柱和所述右门下横梁之间，以形成驾驶室门框结构；所述左挡泥板圈梁为弧形且设置于所述第三立柱和所述左门下横梁之间，以形成驾驶室门框结构。The tractor cab according to claim 3, wherein the right fender ring beam is curved and disposed between the first upright and the right lower door cross member to form a cab door frame structure; The left fender ring beam is curved and disposed between the third upright and the left lower door beam to form a cab door frame structure.
- 根据权利要求1所述的拖拉机驾驶室，其特征在于，所述驾驶室骨架还包括后窗下横梁；所述第一立柱和所述第四立柱底端通过前风挡下横 梁连接；所述后窗下横梁固定连接于所述第二立柱和所述第三立柱之间。The tractor cab according to claim 1, wherein the cab skeleton further comprises a rear window lower beam; the first column and the fourth column bottom end are connected by a front windshield lower beam; The lower window beam is fixedly coupled between the second upright and the third upright.
- 根据权利要求5所述的拖拉机驾驶室，其特征在于，所述驾驶室骨架还包括前面板和前风挡中横梁；所述前风挡中横梁设置于所述第一立柱和所述第四立柱之间；所述前面板设置于所述前风挡中横梁和所述前风挡下横梁之间。The tractor cab according to claim 5, wherein the cab skeleton further comprises a front panel and a front windshield middle beam; the front windshield middle beam is disposed on the first pillar and the fourth pillar The front panel is disposed between the front windshield middle beam and the front windshield lower beam.
- 根据权利要求3所述的拖拉机驾驶室，其特征在于，所述驾驶室骨架还包括后支架和底杆；所述后支架包括第一后支架和第二后支架；所述底杆包括第一底杆和第二底杆；所述第一底杆一端与所述左门下横梁固定连接，其另一端与固定座固定连接；所述第一后支架一端与所述第三立柱固定连接，其另一端与所述固定座固定连接。The tractor cab of claim 3, wherein the cab skeleton further comprises a rear bracket and a bottom pole; the rear bracket includes a first rear bracket and a second rear bracket; the bottom pole includes the first a bottom rod and a second bottom rod; one end of the first bottom rod is fixedly connected to the left door lower beam, and the other end is fixedly connected with the fixing seat; one end of the first rear bracket is fixedly connected with the third column, The other end is fixedly connected to the fixing base.
- 根据权利要求1至7任一项所述的拖拉机驾驶室，其特征在于，所述第一立柱、所述第二立柱、所述第三立柱、所述第四立柱均为异型管材料制成；所述第一立柱、所述第二立柱、所述第三立柱、所述第四立柱均空心结构；所述第一立柱、所述第四立柱横截面相同；所述第二立柱、所述第三立柱横截面相同。The tractor cab according to any one of claims 1 to 7, wherein the first column, the second column, the third column, and the fourth column are made of a shaped tube material. The first upright, the second upright, the third upright, and the fourth upright are both hollow structures; the first upright and the fourth upright are the same in cross section; the second upright and the The third column has the same cross section.
- 根据权利要求3至4任一项所述的拖拉机驾驶室，其特征在于，所述右挡泥板圈梁、所述左挡泥板圈梁、所述左门下横梁、所述右门下横梁均为异型管材料制成；所述右挡泥板圈梁、所述左挡泥板圈梁、所述左门下横梁、所述右门下横梁均为空心结构；并且所述右挡泥板圈梁、所述左挡泥板圈梁、所述左门下横梁、所述右门下横梁横截面均为L型。The tractor cab according to any one of claims 3 to 4, wherein the right fender ring beam, the left fender ring beam, the left door lower beam, and the right door lower beam are both The right fender ring beam, the left fender ring beam, the left door lower beam, the right door lower beam are hollow structures; and the right fender ring beam The cross section of the left fender ring beam, the left door lower beam, and the right door lower beam are all L-shaped.
- 根据权利要求2所述的拖拉机驾驶室，其特征在于，所述顶盖右圈梁、所述顶盖后圈梁、所述顶盖左圈梁、所述后窗下横梁均为钣金冲压成型；所述前风挡上横均为矩形管、方管、角钢或槽钢制成。The tractor cab according to claim 2, wherein the top cover right ring beam, the top cover rear ring beam, the top cover left ring beam, and the rear window lower beam are all sheet metal stamping Forming; the front windshield is made of a rectangular tube, a square tube, an angle steel or a channel steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711200970.6A CN108100055A (en) | 2017-11-24 | 2017-11-24 | A kind of tractor cab |
| CN201711200970.6 | 2017-11-24 |
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| WO2019100521A1 true WO2019100521A1 (en) | 2019-05-31 |
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| PCT/CN2017/119405 WO2019100521A1 (en) | 2017-11-24 | 2017-12-28 | Tractor cab |
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| IT201900004621A1 (en) * | 2019-03-27 | 2020-09-27 | Italcab S P A | Anti-overturning structure for cabins |
| CN117922704B (en) * | 2024-03-22 | 2024-05-31 | 洛阳智能农业装备研究院有限公司 | Harvester cab framework and manufacturing method |
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| CN303719384S (en) * | 2016-02-03 | 2016-06-22 | ||
| US20170247064A1 (en) * | 2016-02-26 | 2017-08-31 | CNH Industrial America, LLC | Suspension system for a work vehicle and related sensor assembly |
| CN303815244S (en) * | 2016-05-18 | 2016-08-24 | ||
| CN304094990S (en) * | 2016-10-19 | 2017-04-05 | ||
| JP2017137055A (en) * | 2017-04-28 | 2017-08-10 | 株式会社クボタ | cabin |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108100055A (en) | 2018-06-01 |
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