CN213057312U

CN213057312U - Connecting structure of electric vehicle rear seat frame

Info

Publication number: CN213057312U
Application number: CN202021875528.0U
Authority: CN
Inventors: 金伟战
Original assignee: Tianjin Youjin Precision Parts Co ltd
Current assignee: Tianjin Youjin Precision Parts Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-27
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a connection structure of electric motor car rear seat frame, its structure includes connecting subject, first through-hole, second through-hole, third through-hole, fourth through-hole, fixing bolt and supplementary fixing device, the utility model discloses a connection structure of electric motor car rear seat frame, through set up supplementary fixing device at connecting subject bottom face middle part, the user fixes second C type fixed plate and electric motor car rear seat frame, then the user rotates the nut with the screwdriver, the nut drives drive mechanism and rotates, and then drives connecting mechanism to the inboard motion to it is fixed with electric motor car rear seat frame, can reverse rotation nut lift off when the user need pull down, avoids the irreversible fixed that welded fastening brought.

Description

Connecting structure of electric vehicle rear seat frame

Technical Field

The utility model relates to a connection structure technical field, concretely relates to connection structure of electric motor car rear seat frame.

Background

The electric vehicle is an alternating current electric vehicle and a direct current electric vehicle, generally speaking, the electric vehicle takes a battery as an energy source, electric energy is converted into mechanical energy to move through a controller, a motor and other components so as to control the current to change the speed, and a rear seat is often arranged at the rear part of the electric vehicle, so that people usually fix the electric vehicle and the rear seat frame through a connecting structure.

In the connection structure use of seat frame behind the electric motor car, because the seat frame needs the welding to fix when fixing with the electric motor car, and then makes the electric motor car surface pleasing to the eye to it is irreversible when fixed, can not be intact when the user wants to pull down lift off the seat frame, thereby cause the damage to the electric motor car, the person of not being convenient for uses.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the connecting structure of the rear seat frame of the electric vehicle is provided, and the problems that the surface of the electric vehicle is not attractive due to the fact that the rear seat frame needs to be welded and fixed when being fixed with the electric vehicle, and the rear seat frame cannot be completely dismounted when a user wants to dismount the electric vehicle due to the fact that the electric vehicle is damaged, and the electric vehicle is inconvenient to use by the user are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a connecting structure of an electric vehicle rear seat frame, which comprises a connecting main body, wherein a first through hole is arranged in the middle of the right side of the top end surface of the connecting main body, a second through hole is arranged on the right side of the middle of the top end surface of the connecting main body, a third through hole is arranged on the left side of the middle of the top end surface of the connecting main body, a fourth through hole is fixed in the middle of the left side of the top end surface of the connecting main body, fixing bolts are respectively arranged around the top end surface of the connecting main body, the middle of the bottom end surface of the connecting main body is welded with the top end surface of an auxiliary fixing device, the auxiliary fixing device comprises a first C-shaped fixing plate, a fixing mechanism, a connecting structure and a transmission device, the top end surface of the first C-shaped fixing plate and the middle of the bottom end, the middle part of the right side face of the first C-shaped fixing plate is welded with the left end of the connecting structure, and the middle part of the right side face of the front end face of the connecting structure is fixed with the back of the transmission device through welding.

The connecting structure comprises a connecting shaft and a connecting piece, the left end of the connecting shaft is welded with the middle of the right side face of the first C-shaped fixing plate, and the right end of the connecting shaft penetrates through the middle of the left side face of the connecting piece.

The transmission device comprises a shell, a nut and a transmission mechanism, the back of the shell is welded and fixed with the middle part of the right side of the front end face of the connecting piece, the middle part of the right side of the front end face of the shell is connected with the back of the nut, the transmission mechanism is arranged inside the shell, and the middle part of the right side of the front end face of the transmission mechanism is connected with the back of the nut.

The transmission mechanism comprises a first rotating wheel, a belt and a second rotating wheel, the middle part of the front end face of the first rotating wheel is connected with the back of the nut, the belt is arranged on the outer side face of the first rotating wheel, and the first rotating wheel is rotatably connected with the second rotating wheel through the belt.

The fixing mechanism comprises a second C-shaped fixing plate and a spring, the middle of the top end of the inner side face of the second C-shaped fixing plate is connected with the outer side face of the fixing plate, the spring is arranged at the top end of the inner side face of the second C-shaped fixing plate, and the inner side face of the spring is elastically connected with the middle of the outer side face of the fixing plate.

The connecting shaft is of a cylindrical structure, and the movable length range of the connecting shaft is 0-10 cm.

The width of the spring is 5mm shorter than that of the fixing plate, and the compressible length of the spring ranges from 0cm to 1 cm.

The first rotating wheel is of a cylindrical structure with a concave middle part, and the concave depth of the middle part of the first rotating wheel is 3mm longer than the thickness of the belt.

The belt is made of natural rubber.

The spring is made of carbon steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving because the back seat frame needs the welding to fix when fixing with the electric motor car, and then make the electric motor car surface pleasing to the eye, and irreversible when fixed, the user can not be intact when wanting to pull down lift off the back seat frame, thereby cause the damage to the electric motor car, the problem that the person of not facilitating the use used, through set up supplementary fixing device in connecting main part bottom end face middle part, the user fixes second C type fixed plate and electric motor car back seat frame, then the user rotates the nut with the screwdriver, the nut drives drive mechanism and rotates, and then drive coupling mechanism and move to the inboard, thereby it is fixed with electric motor car back seat frame to connect the main part, can reverse rotation nut lift off when the user need pull down, avoid the irreversible fixed bringing of welded fastening.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the auxiliary fixing device of the present invention;

FIG. 4 is a schematic cross-sectional view of the transmission of the present invention;

fig. 5 is a schematic sectional structure view of the fixing mechanism of the present invention.

In the figure: the connecting body-1, the first through hole-2, the second through hole-3, the third through hole-4, the fourth through hole-5, the fixing bolt-6, the auxiliary fixing device-7, the first C-shaped fixing plate-71, the fixing plate-72, the fixing mechanism-73, the second C-shaped fixing plate-731, the spring-732, the connecting structure-74, the connecting shaft-741, the connecting piece-742, the transmission device-75, the shell-751, the nut-752, the transmission mechanism-753, the first rotating wheel-7531, the belt-7532 and the second rotating wheel-7533.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present invention provides a connection structure of a rear seat frame of an electric vehicle, which includes a connection main body 1, a first through hole 2 is provided in the middle of the right side of the top end surface of the connection main body 1, a second through hole 3 is provided in the right side of the middle of the top end surface of the connection main body 1, a third through hole 4 is provided in the left side of the middle of the top end surface of the connection main body 1, a fourth through hole 5 is fixed in the middle of the left side of the top end surface of the connection main body 1, fixing bolts 6 are respectively provided around the top end surface of the connection main body 1, and the middle of the.

Referring to fig. 2, the present invention provides a connection structure of a rear seat frame of an electric vehicle through an improvement, the auxiliary fixing device 7 includes a first C-shaped fixing plate 71, a fixing plate 72, a fixing mechanism 73, a connection structure 74 and a transmission device 75, the top end face of the first C-shaped fixing plate 71 is fixed to the middle of the bottom end face of the connecting body 1 by welding, the left and right sides of the first C-shaped fixing plate 71 are respectively provided with the fixing plate 72, the outer side face of the fixing plate 72 is connected to the middle of the inner side face of the fixing mechanism 73, the middle of the right side face of the first C-shaped fixing plate 71 is welded to the left end of the connection structure 74, and the middle of the right side face of the front end.

Referring to fig. 3, the present invention provides a connection structure of a rear seat frame of an electric vehicle, wherein the connection structure 74 includes a connection shaft 741 and a connection member 742, the left end of the connection shaft 741 is welded to the middle portion of the right side of the first C-shaped fixing plate 71, the connection shaft 741 is a cylindrical structure, the movable length range of the connection shaft is 0-10cm, the movable length range is large so as to increase the fixing firmness, and the right end of the connection shaft 741 penetrates through the middle portion of the left side of the connection member 742.

Referring to fig. 4, the present invention provides a connection structure of a rear seat frame of an electric vehicle, wherein the transmission device 75 includes a housing 751, a nut 752 and a transmission mechanism 753, the middle part of the right side of the front end face of the housing 751 is welded and fixed to the back part of the connecting member 742, the middle part of the right side of the front end face of the housing 751 is connected to the back part of the nut 752, the transmission mechanism 753 is disposed inside the housing 751, and the middle part of the right side of the front end face of the transmission mechanism 753 is connected to the back part.

Please refer to fig. 4, the utility model provides a connection structure of electric motor car rear seat frame here through the improvement, drive mechanism 753 includes first runner 7531, belt 7532 and second runner 7533, the terminal surface middle part is connected with the nut 752 back before the first runner 7531, first runner 7531 lateral surface is provided with belt 7532, first runner 7531 is the recessed cylinder structure in middle part, and the recessed degree of depth in middle part of first runner 7531 is 3mm than belt 7532 thickness, prevent that belt 7532 from droing, belt 7532 is the natural rubber material, the natural rubber low price is just easily obtained, can reduce production cost, first runner 7531 rotates through belt 7532 and second runner 7533 and is connected.

Referring to fig. 5, the present invention provides a connection structure of a rear seat frame of an electric vehicle through an improvement, the fixing mechanism 73 includes a second C-shaped fixing plate 731 and a spring 732, the middle of the top end of the inner side surface of the second C-shaped fixing plate 731 is connected with the outer side surface of the fixing plate 72, the spring 732 is disposed at the top end of the second C-shaped fixing plate 731, the inner side surface of the spring 732 is elastically connected with the middle of the outer side surface of the fixing plate 72, the width of the spring 732 is 5mm shorter than the width of the fixing plate 72, and the compressible length range of the spring 732 is 0-1cm, so as to increase the movable length of the fixing plate 72, the spring 732 is made of carbon steel, and.

The spring 732 described in this patent: the spring can generate larger elastic deformation after an elastic part which is widely applied to mechanical equipment such as automobiles and the like is subjected to external load; when the external load is removed, the deformation disappears and the original spring is restored to the property, so that the spring can play various different roles in a plurality of mechanisms and machines, and in addition, the spring can convert mechanical work and kinetic energy into deformation energy or convert the deformation energy into kinetic energy or mechanical work, so the spring is also a part for converting energy.

The working principle is as follows: when a user wants to use the electric vehicle rear seat frame, the connecting structure of the electric vehicle rear seat frame can be placed on the ground, the user firstly fixes the second C-shaped fixing plate 731 with the electric vehicle rear seat frame, then the user rotates the nut 752 by using a screwdriver, the nut 752 drives the first rotating wheel 7531 to rotate, and then the first rotating wheel 7531 drives the second rotating wheel 7533 to rotate by using the belt 7532, so that the second rotating wheel 7533 drives the connecting shaft 741 to pass through the connecting piece 742 to move rightwards, then the connecting shaft 741 drives the first C-shaped fixing plate 71 to move rightwards, and further drives the fixing plate 72 to move rightwards, so that the second C-shaped fixing plate 731 moves rightwards, at the moment, the electric vehicle rear seat frame can be fixed, when the electric vehicle rear seat frame is thicker, the fixing plate 72 drives the spring 732 to move rightwards along with the pulling of the second rotating wheel 7533, and further enables, thereby better playing a role in fixing.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A connecting structure of a rear seat frame of an electric vehicle comprises a connecting main body (1), wherein a first through hole (2) is formed in the middle of the right side of the top end face of the connecting main body (1), a second through hole (3) is formed in the right side of the middle of the top end face of the connecting main body (1), a third through hole (4) is formed in the left side of the middle of the top end face of the connecting main body (1), a fourth through hole (5) is fixed in the middle of the left side of the top end face of the connecting main body (1), and fixing bolts (6) are arranged on the periphery of the top;

the method is characterized in that: still include supplementary fixing device (7), connecting body (1) bottom face middle part and supplementary fixing device (7) top face welding, supplementary fixing device (7) include first C type fixed plate (71), fixed plate (72), fixed establishment (73), connection structure (74) and transmission (75), first C type fixed plate (71) top face is fixed through the welding with connecting body (1) bottom face middle part, first C type fixed plate (71) each side is provided with fixed plate (72), fixed plate (72) lateral surface is connected with fixed establishment (73) medial surface middle part, first C type fixed plate (71) right flank middle part and connection structure (74) left end welding, connection structure (74) preceding terminal surface right side middle part is fixed through the welding with transmission (75) back.

2. The connecting structure of an electric vehicle rear seat frame according to claim 1, wherein: the connecting structure (74) comprises a connecting shaft (741) and a connecting piece (742), the left end of the connecting shaft (741) is welded with the middle of the right side face of the first C-shaped fixing plate (71), and the right end of the connecting shaft (741) penetrates through the middle of the left side face of the connecting piece (742).

3. The connecting structure of an electric vehicle rear seat frame according to claim 1, wherein: the transmission device (75) comprises a shell (751), a nut (752) and a transmission mechanism (753), the back of the shell (751) is welded and fixed with the middle of the right side of the front end face of the connecting piece (742), the middle of the right side of the front end face of the shell (751) is connected with the back of the nut (752), the transmission mechanism (753) is arranged inside the shell (751), and the middle of the right side of the front end face of the transmission mechanism (753) is connected with the back of the nut (752).

4. A connecting structure of a rear seat frame of an electric vehicle according to claim 3, wherein: the transmission mechanism (753) comprises a first rotating wheel (7531), a belt (7532) and a second rotating wheel (7533), the middle part of the front end face of the first rotating wheel (7531) is connected with the back of a nut (752), the belt (7532) is arranged on the outer side face of the first rotating wheel (7531), and the first rotating wheel (7531) is rotatably connected with the second rotating wheel (7533) through the belt (7532).

5. The connecting structure of an electric vehicle rear seat frame according to claim 1, wherein: the fixing mechanism (73) comprises a second C-shaped fixing plate (731) and a spring (732), the middle of the top end of the inner side face of the second C-shaped fixing plate (731) is connected with the outer side face of the fixing plate (72), the spring (732) is arranged at the top end of the inner part of the second C-shaped fixing plate (731), and the inner side face of the spring (732) is elastically connected with the middle of the outer side face of the fixing plate (72).

6. The connecting structure of the rear seat frame for an electric vehicle according to claim 2, wherein: the connecting shaft (741) is of a cylindrical structure, and the movable length range of the connecting shaft is 0-10 cm.

7. The connecting structure of an electric vehicle rear seat frame according to claim 5, wherein: the width of the spring (732) is 5mm shorter than the width of the fixing plate (72), and the compressible length of the spring (732) ranges from 0cm to 1 cm.

8. The connecting structure of an electric vehicle rear seat frame according to claim 4, wherein: the first rotating wheel (7531) is of a cylindrical structure with a concave middle part, and the concave depth of the middle part of the first rotating wheel (7531) is 3mm longer than the thickness of the belt (7532).