CN212313702U

CN212313702U - Overturning bracket assembly structure

Info

Publication number: CN212313702U
Application number: CN202021148646.1U
Authority: CN
Inventors: 姜轶帆; 陈竹君; 王莉; 张新宇; 赵雅倩; 姚缙然; 张健慧
Original assignee: Dongfeng Automobile Co Ltd
Current assignee: Dongfeng Automobile Co Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-01-08
Anticipated expiration: 2030-06-19

Abstract

The utility model provides a upset support assembly structure, includes upset support that trip shaft and both ends were established respectively to the cover, and this upset support is including upset piece and last connecting piece down, upset piece is including outer even portion and interior even portion down, and the middle part of outer even portion is seted up and is supplied the trip shaft to wear through and cross the shaft hole, and the right side portion of outer even portion is connected with the left side portion of interior even portion, and the top surface of interior even portion is connected with the driver's cabin, and the top of outer even portion is provided with the latch mechanism of indent, and latch mechanism includes an inclined plane and No. two inclined planes, go up the connecting piece and include the connection pterygoid lamina that connects the medium plate and be connected rather than both ends, connect the middle part of medium plate and be connected with an inclined plane, the tip of connecting the medium plate is connected with the bottom of being connected the pterygoid lamina, and. The design not only ensures that the connecting bolt is easy to tighten at the position of the cab drop-loading overturning bracket assembly, but also ensures that the assembly efficiency is higher.

Description

Overturning bracket assembly structure

Technical Field

The utility model relates to a upset support that is connected with driver's cabin belongs to light-duty commercial car upset support assembly technical field, especially relates to an upset support assembly structure.

Background

In the prior art, the connected mode between upset support assembly and the driver's cabin generally is for setting up two fixed points on the front beam, respectively set up three fixed point about the longeron, but now because driving structure changes, lead to not having the fixed point on the front beam, all fixed points can only be arranged about on the longeron, the assembly space has been extruded, and because connecting bolt can only tighten from bottom to top, nevertheless because sheltering from of preceding suspension support assembly, lead to a plurality of connecting bolt on the upset support assembly can't adopt the air gun to tighten, the firmness of connection has been reduced, the security has been weakened.

The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model aims at overcoming the difficult defect and the problem of tightening connecting bolt of driver's cabin dress upset support assembly department that falls that exists among the prior art, providing a driver's cabin dress upset support assembly department that falls easily tightens connecting bolt's upset support assembly structure.

In order to achieve the above purpose, the technical solution of the utility model is that: a turnover support assembly structure comprises a turnover shaft and turnover supports sleeved at two ends of the turnover shaft respectively; the turnover support comprises a lower turnover part and an upper connecting part, the lower turnover part comprises an outer connecting part and an inner connecting part, a shaft passing hole for the turnover shaft to pass through is formed in the middle of the outer connecting part, the right side part of the outer connecting part is connected with the left side part of the inner connecting part, the top surface of the inner connecting part is connected with the cab, an inwards concave clamping mechanism is arranged at the top of the outer connecting part, the clamping mechanism comprises a first inclined surface and a second inclined surface, and the distance between the tops of the first inclined surface and the second inclined surface is larger than that between the bottoms of the first inclined surface and the second inclined surface;

go up the connecting piece including connecting the medium plate and the connection pterygoid lamina that is connected rather than both ends, the middle part of connecting the medium plate is connected with an inclined plane, and the tip of connecting the medium plate is connected with the bottom of connecting the pterygoid lamina, and the top of connecting the pterygoid lamina upwards extends, and the top of connecting the pterygoid lamina is seted up the wing connecting hole that is connected with the driver's cabin, and the oblique contained angle of the wing that presss from both sides between connection pterygoid lamina and an inclined plane is.

The top end of the connecting wing plate is connected with the side wall of the platform connecting platform, the middle of the platform connecting platform is provided with a penetrating wing connecting hole, the top surface of the platform connecting platform is a horizontal plane, and the top surface of the platform connecting platform is perpendicular to the central axis of the wing connecting hole.

An inclined plane is an swash plate, No. two inclined planes are No. two swash plates, and the bottom of an swash plate, No. two swash plates is connected with the top of outer company portion, and the top of an swash plate upwards extends towards the position of keeping away from interior company portion, and the top of No. two swash plates upwards extends towards the position of being close to interior company portion, and the top interval of an swash plate, No. two swash plates is greater than the bottom interval, and the swash plate contained angle between the bottom of an swash plate, No. two swash plates and the horizontal plane is the acute angle.

And a plate bottom space is arranged between the bottoms of the first inclined plate and the second inclined plate.

The top of the outer connecting part is provided with an outer inclined leaning surface, a middle transition surface and an inner inclined leaning surface, the bottom end of the outer inclined leaning surface is connected with the bottom end of the inner inclined leaning surface through the middle transition surface, and the inner inclined leaning surface is connected with the left side part of the inner connecting part; the outer inclined leaning surface is attached with a first inclined plate, and the inner inclined leaning surface is attached with a second inclined plate.

The outer oblique leaning surface comprises a first oblique supporting plate, a second oblique supporting plate and a supporting plate gap formed between the first oblique supporting plate and the second oblique supporting plate, two ends of the first oblique plate are respectively lapped on the first oblique supporting plate and the second oblique supporting plate, the middle of the first oblique plate is just opposite to the supporting plate gap, and an oblique plate connecting hole is formed in the first oblique plate.

The connecting wing plate is of a Z-shaped structure and comprises a wing bottom plate, a wing middle plate and a wing top plate which are sequentially connected from bottom to top, the bottom end of the wing bottom plate is close to the second inclined plane, the top end of the wing bottom plate is far away from the second inclined plane, the top end of the wing middle plate is close to the second inclined plane, the top end of the wing top plate is far away from the second inclined plane, and a wing connecting hole is formed in the top end of the wing top plate.

The top surface of the inner connecting part comprises an upper inclined surface and a lower inclined surface, the top end of the upper inclined surface is contacted with the top of the outer connecting part, the bottom end of the upper inclined surface is connected with the top end of the lower inclined surface, the middle part of the upper inclined surface is provided with a lower positioning pin hole, and the middle part of the lower inclined surface is provided with a lower fixing connecting hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a turnover support assembly structure, the turnover support is a split structure, which comprises a lower turnover part and an upper connecting part which are mutually independent, wherein, the lower turnover part comprises an outer connecting part and an inner connecting part, the middle part of the outer connecting part is provided with a shaft hole for the turnover shaft to pass through, the top of the outer connecting part is provided with an inward-concave clamping mechanism, the upper connecting part comprises a connecting middle plate and two connecting wing plates, the top end of the connecting wing plate extending upwards is provided with a wing connecting hole connected with a cab, when in use, the upper connecting part is clamped in the clamping mechanism, the connecting middle plate in the upper connecting part is connected with an inclined plane, the connecting wing plate in the upper connecting part is connected with the cab, therefore, the clamping operation and the connecting operation are respectively carried out, the mutual interference is avoided, in addition, the connecting surface between the connecting middle plate and the inclined plane is an inclined plane connection, the operation space is, do benefit to the tightening of connecting bolt, be convenient for adopt the higher tightening equipment of efficiency, like the air gun, connect between pterygoid lamina, the driver's cabin and be independent of the upset support other positions outside go on, operating space is also great, also does benefit to tightening of connecting bolt. Therefore, the utility model discloses not only the driver's cabin falls to adorn upset support assembly department and easily tightens connecting bolt, and assembly efficiency is higher moreover.

2. The utility model relates to an among upset support assembly structure, the top of connecting the pterygoid lamina is connected with the side wall of platform connection platform, and the wing connecting hole that runs through is seted up at the middle part of platform connection platform, the top surface of platform connection platform is the horizontal plane, and the top surface of platform connection platform and the axis mutually perpendicular of wing connecting hole, and the levelness when being connected between connection pterygoid lamina and the driver's cabin can be ensured in this design to levelness when guaranteeing to be connected between connecting piece and the driver's cabin, and then the levelness when guaranteeing that the driver's cabin falls on the upset support. Therefore, the utility model discloses can ensure the levelness of assembly between driver's cabin, the upset support assembly.

3. The utility model relates to an among the upset support assembly structure, the top of outer portion of linking is provided with outer oblique leaning on the face, well transition face and interior oblique leaning on the face, wherein, the laminating has an swash plate on the outer oblique leaning on the face, it has No. two swash plates to laminate on the interior oblique leaning on the face, this design not only does benefit to setting up an swash plate, No. two swash plates are in order to obtain the latch mechanism of indent, and can reduce the occupation space of spare part, provide operating space when tightening connecting bolt for the follow-up, be convenient for realize tightening of bolt, in addition, can also alleviate the weight of whole spare part. Therefore, the utility model discloses not only easily tighten, the assembly degree of difficulty is lower, and the structure is concise moreover, does benefit to and realizes the lightweight.

4. The utility model relates to an among the upset support assembly structure, in whole assembly order, be connected the connecting piece earlier with the driver's cabin in order to obtain the driver's cabin unit, then with the downward upset whereabouts of driver's cabin unit, until after the connecting piece and the mutual joint of the joint mechanism that corresponds, realize "connecting piece, linking firmly between the joint mechanism", "link firmly of upset piece and driver's cabin down" again in proper order, thereby accomplish the fixed connection of driver's cabin and this upset support assembly structure, the step is clear, the operational step front-to-back linkage is stronger, through with the driver's cabin, the linking firmly falls into a plurality of little joining steps between the upset support assembly structure, not only do benefit to realizing tightening of connecting bolt, the operation of being convenient for, and can ensure the completion quality of every little joining step, thereby improve the quality of whole assembly process. Therefore, the utility model discloses not only easily tighten connecting bolt, assembly quality is higher moreover.

5. The utility model relates to an among the upset support assembly structure, a bottom of the room portion, room location pinhole and room link firmly the hole has all been seted up on No. two bottom of the room portions, be provided with down the location pinhole on the top surface of interconnection portion and link firmly the hole down, the one end of locating pin has been inserted in the room location pinhole, when the outside portion whereabouts of linking of driver's cabin unit, insert down the location pinhole with the other end of locating pin, in order to accomplish the direction of whereabouts, and after falling down, link firmly the hole with the room earlier, link firmly hole interconnect down, extract the locating pin again, then through the round pin connecting bolt with room location pinhole, lower locating pin hole interconnect, visible, room location pinhole, the setting of location pinhole down, can not only provide the direction to the whereabouts operation, in order to ensure the accuracy of whereabouts, the efficiency of falling is improved, and can be as the connecting hole. Therefore, the utility model discloses the efficiency of not only whereabouts is higher, and the fastness that links firmly moreover is stronger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic view of the structure of the upper connecting member in fig. 2.

Fig. 4 is a schematic structural view of the lower tumbler in fig. 2.

Fig. 5 is a schematic view of the structure of the bottom of the first chamber in fig. 2.

In the figure: the overturning device comprises an overturning shaft 1, an overturning bracket 2, a lower overturning part 3, an upper connecting piece 4, a middle connecting plate 41, an oblique connecting bolt 411, a connecting wing plate 42, a wing bottom plate 421, a wing middle plate 422, a wing top plate 423, a flat connecting platform 43, a wing connecting hole 431, a wing connecting bolt 432, a wing oblique included angle 44, an outer connecting part 5, a shaft passing hole 51, an outer oblique leaning surface 52, a first oblique supporting plate 521, a second oblique supporting plate 522, a supporting plate gap 523, a middle transition surface 53, an inner oblique leaning surface 54, an inner connecting part 6, an upper oblique surface 61, a lower positioning pin hole 611, a lower oblique surface 62, a lower fixing hole 621, a clamping mechanism 7, a first oblique plate 71, an oblique plate connecting hole 711, a first oblique surface 710, a second oblique plate 72, a second oblique surface 720, an oblique plate included angle 73, a plate bottom space 74, a cab 8, a first cab bottom 81, a second cab bottom 82, a cab positioning pin hole 83, a cab fixing hole 84, a positioning pin 85, a, And a flat connection hole 88. The left and right positions in this design are based on the directions shown in fig. 1 and 2.

Detailed Description

The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.

Referring to fig. 1 to 5, an overturning bracket assembly structure includes an overturning shaft 1 and an overturning bracket 2 sleeved at both ends thereof; the overturning bracket 2 comprises a lower overturning part 3 and an upper connecting part 4, the lower overturning part 3 comprises an outer connecting part 5 and an inner connecting part 6, a shaft passing hole 51 for the overturning shaft 1 to pass through is formed in the middle of the outer connecting part 5, the right side part of the outer connecting part 5 is connected with the left side part of the inner connecting part 6, the top surface of the inner connecting part 6 is connected with a cab 8, a concave clamping mechanism 7 is arranged at the top of the outer connecting part 5, the clamping mechanism 7 comprises a first inclined plane 710 and a second inclined plane 720, and the distance between the tops of the first inclined plane 710 and the second inclined plane 720 is larger than that between the bottoms of the first inclined plane 710 and the second inclined plane 720;

the upper connecting piece 4 comprises a middle connecting plate 41 and connecting wing plates 42 connected with two ends of the middle connecting plate 41, the middle of the middle connecting plate 41 is connected with a first inclined plane 710, the end of the middle connecting plate 41 is connected with the bottom end of the connecting wing plates 42, the top ends of the connecting wing plates 42 extend upwards, wing connecting holes 431 connected with the cab 8 are formed in the top ends of the connecting wing plates 42, and a wing inclined included angle 44 formed between the connecting wing plates 42 and the first inclined plane 710 is an acute angle.

The top end of the connecting wing plate 42 is connected with the side wall of the flat connecting platform 43, the middle part of the flat connecting platform 43 is provided with a penetrating wing connecting hole 431, the top surface of the flat connecting platform 43 is a horizontal plane, and the top surface of the flat connecting platform 43 is perpendicular to the central axis of the wing connecting hole 431.

No. one inclined plane 710 is an inclined plate 71, No. two inclined planes 720 is No. two inclined plates 72, the bottom of a swash plate 71, No. two inclined plates 72 is connected with the top of outer connecting portion 5, the top of a swash plate 71 upwards extends towards the position of keeping away from inner connecting portion 6, the top of a swash plate 72 upwards extends towards the position of being close to inner connecting portion 6, the top interval of a swash plate 71, No. two inclined plates 72 is greater than the bottom interval, and the swash plate included angle 73 between the bottom of a swash plate 71, No. two inclined plates 72 and the horizontal plane is an acute angle.

And a plate bottom space 74 is arranged between the bottoms of the first inclined plate 71 and the second inclined plate 72.

The top of the outer connecting part 5 is provided with an outer inclined leaning surface 52, a middle transition surface 53 and an inner inclined leaning surface 54, the bottom end of the outer inclined leaning surface 52 is connected with the bottom end of the inner inclined leaning surface 54 through the middle transition surface 53, and the inner inclined leaning surface 54 is connected with the left side of the inner connecting part 6; a first inclined plate 71 is attached to the outer inclined leaning surface 52, and a second inclined plate 72 is attached to the inner inclined leaning surface 54.

The outer inclined leaning surface 52 comprises a first inclined supporting plate 521, a second inclined supporting plate 522 and a supporting plate gap 523 formed between the first inclined supporting plate 521 and the second inclined supporting plate 522, two ends of the first inclined plate 71 are respectively overlapped on the first inclined supporting plate 521 and the second inclined supporting plate 522, the middle of the first inclined plate 71 is arranged opposite to the supporting plate gap 523, and an inclined plate connecting hole 711 is formed in the first inclined plate 71.

The connection wing plate 42 is of a Z-shaped structure, and comprises a wing bottom plate 421, a wing middle plate 422 and a wing top plate 423 which are sequentially connected from bottom to top, wherein the bottom end of the wing bottom plate 421 is close to the second inclined plane 720, the top end of the wing bottom plate 421 is far away from the second inclined plane 720, the top end of the wing middle plate 422 is close to the second inclined plane 720, the top end of the wing top plate 423 is far away from the second inclined plane 720, and a wing connection hole 431 is formed in the top end of the wing top plate 423.

The top surface of the inner connecting part 6 comprises an upper inclined surface 61 and a lower inclined surface 62, the top end of the upper inclined surface 61 is contacted with the top of the outer connecting part 5, the bottom end of the upper inclined surface 61 is connected with the top end of the lower inclined surface 62, the middle part of the upper inclined surface 61 is provided with a lower positioning pin hole 611, and the middle part of the lower inclined surface 62 is provided with a lower fixing hole 621.

The principle of the utility model is explained as follows:

in the prior art, because the driving structure is changed, the front cross beam is not provided with fixed points, all the fixed points can only be arranged on the left longitudinal beam and the right longitudinal beam, and because the connecting bolts can only be tightened from bottom to top, and in addition, the front suspension bracket assembly is shielded, a plurality of connecting bolts connected with the driving cab on the overturning bracket assembly structure can not be tightened by adopting an air gun, the connection firmness is weakened, and the operation efficiency is reduced. The convenience of tightening the connecting bolt is further improved, the connecting firmness and the mounting efficiency are realized, and the problem that the connecting bolt of the overturning bracket assembly cannot be tightened through the air gun in the cab structure is fundamentally solved.

Example 1:

referring to fig. 1 to 5, an overturning bracket assembly structure includes an overturning shaft 1 and an overturning bracket 2 sleeved at both ends thereof; the overturning bracket 2 comprises a lower overturning part 3 and an upper connecting part 4, the lower overturning part 3 comprises an outer connecting part 5 and an inner connecting part 6, a shaft passing hole 51 for the overturning shaft 1 to pass through is formed in the middle of the outer connecting part 5, the right side part of the outer connecting part 5 is connected with the left side part of the inner connecting part 6, the top surface of the inner connecting part 6 is connected with a cab 8, a concave clamping mechanism 7 is arranged at the top of the outer connecting part 5, the clamping mechanism 7 comprises a first inclined plane 710 and a second inclined plane 720, and the distance between the tops of the first inclined plane 710 and the second inclined plane 720 is larger than that between the bottoms of the first inclined plane 710 and the second inclined plane 720; the upper connecting piece 4 comprises a middle connecting plate 41 and connecting wing plates 42 connected with two ends of the middle connecting plate 41, the middle of the middle connecting plate 41 is connected with a first inclined plane 710, the end of the middle connecting plate 41 is connected with the bottom end of the connecting wing plates 42, the top ends of the connecting wing plates 42 extend upwards, wing connecting holes 431 connected with the cab 8 are formed in the top ends of the connecting wing plates 42, and a wing inclined included angle 44 formed between the connecting wing plates 42 and the first inclined plane 710 is an acute angle. Preferably, the top end of the connecting wing plate 42 is connected with the side wall of the flat connecting platform 43, the middle part of the flat connecting platform 43 is provided with a wing connecting hole 431 which penetrates through the wing connecting plate, the top surface of the flat connecting platform 43 is a horizontal plane, and the top surface of the flat connecting platform 43 is perpendicular to the central axis of the wing connecting hole 431.

The assembling method of the turnover bracket assembly structure comprises the following steps: firstly, two upper connecting pieces 4 are respectively connected with a first chamber bottom 81 and a second chamber bottom 82 on a cab 8 to obtain cab units, the first chamber bottom 81 and the second chamber bottom 82 are both of arc-shaped plate structures, then the cab units fall towards an outer connecting part 5 in two lower turnover pieces 3 until the upper connecting pieces 4 are clamped with corresponding clamping mechanisms 7, the falling is finished, then the upper connecting pieces 4 are fixedly connected with the corresponding clamping mechanisms 7, the cab 8 is turned up around a turnover center, then an inner connecting part 6 in the lower turnover pieces 3 is fixedly connected with the corresponding first chamber bottom 81 and the second chamber bottom 82, at the moment, the fixation of the cab 8 and the turnover support assembly structure is finished, and the assembling method of the turnover support assembly structure is finished.

Example 2:

the basic contents are the same as example 1, except that:

no. one inclined plane 710 is an inclined plate 71, No. two inclined planes 720 is No. two inclined plates 72, the bottom of a swash plate 71, No. two inclined plates 72 is connected with the top of outer connecting portion 5, the top of a swash plate 71 upwards extends towards the position of keeping away from inner connecting portion 6, the top of a swash plate 72 upwards extends towards the position of being close to inner connecting portion 6, the top interval of a swash plate 71, No. two inclined plates 72 is greater than the bottom interval, and the swash plate included angle 73 between the bottom of a swash plate 71, No. two inclined plates 72 and the horizontal plane is an acute angle. Preferably, a plate bottom space 74 is provided between the bottoms of the first inclined plate 71 and the second inclined plate 72.

Example 3:

the basic contents are the same as example 1, except that:

the connection between the upper connecting piece 4 and the first chamber bottom 81 and the second chamber bottom 82 is as follows: the wing connection hole 431 and the wing connection bolt 432 are connected with each other;

the cab unit dropping towards the outer joint 5 means: the first chamber bottom 81 and the second chamber bottom 82 are both provided with a chamber positioning pin hole 83 and a chamber fixedly connecting hole 84, the top surface of the inner connecting part 6 is provided with a lower positioning pin hole 611 and a lower fixedly connecting hole 621, during operation, one end of the positioning pin 85 is inserted into the chamber positioning pin hole 83, and then the other end of the positioning pin 85 is inserted into the lower positioning pin hole 611 during falling, so as to finish falling;

the upper connecting piece 4 is fixedly connected with the corresponding clamping mechanism 7, namely: the first inclined plane 710 and the middle connecting plate 41 are connected with each other through an inclined connecting bolt 411;

the fixedly connecting the inner connecting part 6 of the lower turnover part 3 with the corresponding first chamber bottom part 81 and the corresponding first chamber bottom part 81 is as follows: the chamber fixing hole 84 and the lower fixing hole 621 are connected to each other by the fixing bolt 86, the positioning pin 85 is pulled out, and the chamber positioning pin hole 83 and the lower positioning pin hole 611 are connected to each other by the pin connecting bolt 87.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all equivalent modifications or changes made by those skilled in the art according to the present invention should be included in the protection scope of the claims.

Claims

1. The utility model provides a upset support assembly structure, includes upset support (2) that trip shaft (1) and both ends were established respectively to the cover, its characterized in that: the turnover support (2) comprises a lower turnover part (3) and an upper connecting part (4), the lower turnover part (3) comprises an outer connecting part (5) and an inner connecting part (6), a through shaft hole (51) for the turnover shaft (1) to penetrate through is formed in the middle of the outer connecting part (5), the right side part of the outer connecting part (5) is connected with the left side part of the inner connecting part (6), the top surface of the inner connecting part (6) is connected with a cab (8), a concave clamping mechanism (7) is arranged at the top of the outer connecting part (5), the clamping mechanism (7) comprises a first inclined surface (710) and a second inclined surface (720), and the top space between the first inclined surface (710) and the second inclined surface (720) is larger than the bottom space;

go up connecting piece (4) including connecting middle plate (41) and connection pterygoid lamina (42) rather than both ends being connected, the middle part of connecting middle plate (41) is connected with inclined plane (710) No. one, and the tip of connecting middle plate (41) is connected with the bottom of connecting pterygoid lamina (42), and the top of connecting pterygoid lamina (42) upwards extends, and the top of connecting pterygoid lamina (42) is seted up wing connecting hole (431) that are connected with driver's cabin (8), and connects pterygoid lamina (42) and inclined included angle (44) of wing that press from both sides between inclined plane (710) and be the acute angle.

2. A roll-over stand assembly structure as claimed in claim 1, wherein: the top of connecting pterygoid lamina (42) is connected with the side wall of flat connecting platform (43), and wing connecting hole (431) that run through are seted up at the middle part of flat connecting platform (43), the top surface of flat connecting platform (43) is the horizontal plane, the top surface of flat connecting platform (43) and the axis mutually perpendicular of wing connecting hole (431).

3. A roll-over stand assembly structure as claimed in claim 1 or 2, wherein: no. one inclined plane (710) is swash plate (71), No. two inclined planes (720) are No. two swash plates (72), No. one swash plate (71), the bottom of No. two swash plates (72) is connected with the top of outer company portion (5), the top of No. one swash plate (71) upwards extends towards the position of keeping away from interior company portion (6), the top of No. two swash plates (72) upwards extends towards the position that is close to interior company portion (6), the top interval of No. one swash plate (71), No. two swash plates (72) is greater than the bottom interval, swash plate contained angle (73) between the bottom of No. one swash plate (71), No. two swash plates (72) and the horizontal plane are the acute angle.

4. A roll-over stand assembly structure as claimed in claim 3, wherein: a plate bottom space (74) is arranged between the bottoms of the first inclined plate (71) and the second inclined plate (72).

5. A roll-over stand assembly structure as claimed in claim 3, wherein: the top of the outer connecting part (5) is provided with an outer inclined leaning surface (52), a middle transition surface (53) and an inner inclined leaning surface (54), the bottom end of the outer inclined leaning surface (52) is connected with the bottom end of the inner inclined leaning surface (54) through the middle transition surface (53), and the inner inclined leaning surface (54) is connected with the left side of the inner connecting part (6); a first inclined plate (71) is attached to the outer inclined leaning surface (52), and a second inclined plate (72) is attached to the inner inclined leaning surface (54).

6. A roll-over stand assembly structure as claimed in claim 5, wherein: the outer oblique leaning surface (52) comprises a first oblique supporting plate (521), a second oblique supporting plate (522) and a supporting plate gap (523) formed between the first oblique supporting plate and the second oblique supporting plate, two ends of the first oblique plate (71) are respectively overlapped on the first oblique supporting plate (521) and the second oblique supporting plate (522), the middle of the first oblique plate (71) is opposite to the supporting plate gap (523), and an oblique plate connecting hole (711) is formed in the first oblique plate (71).

7. A roll-over stand assembly structure as claimed in claim 1 or 2, wherein: connecting pterygoid lamina (42) are type Z style of calligraphy structure, include by lower supreme wing bottom plate (421), wing medium plate (422) and the wing roof (423) that connect gradually, the bottom of wing bottom plate (421) is close to No. two inclined plane (720) and sets up, and No. two inclined plane (720) settings are kept away from on the top of wing bottom plate (421), and the top of wing medium plate (422) is close to No. two inclined plane (720) and sets up, and No. two inclined plane (720) settings are kept away from on the top of wing roof (423), and set up on the top of wing roof (423) have a wing connecting hole (431).

8. A roll-over stand assembly structure as claimed in claim 1 or 2, wherein: the top surface of the inner connecting part (6) comprises an upper inclined surface (61) and a lower inclined surface (62), the top end of the upper inclined surface (61) is in contact with the top of the outer connecting part (5), the bottom end of the upper inclined surface (61) is connected with the top end of the lower inclined surface (62), a lower positioning pin hole (611) is formed in the middle of the upper inclined surface (61), and a lower fixing connecting hole (621) is formed in the middle of the lower inclined surface (62).