CN217328441U

CN217328441U - Electric stay bar and automobile

Info

Publication number: CN217328441U
Application number: CN202220501269.8U
Authority: CN
Inventors: 林社认; 龙帅; 张伟大
Original assignee: Guangdong Dongjian Automobile Technology Co Ltd
Current assignee: Guangdong Dongjian Automobile Technology Co Ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-08-30
Anticipated expiration: 2032-03-08

Abstract

The utility model relates to an electronic vaulting pole and car, include: the transmission module comprises a transmission case and a first sealing component, and the first sealing component is arranged on the transmission case to realize the sealing of the transmission case; the damper end cover is connected with the transmission case in a sealing mode through the sealing element; and the second sealing component is arranged on the conduit module so as to realize the sealing of the conduit module, the transmission case and the conduit module. Compare in prior art, the electronic vaulting pole of this scheme has fully carried out waterproof dustproof design, can prevent effectively that water, dirt among the external environment from getting into electronic vaulting pole inside, prevent to corrode and wear and tear the damage, guarantees the life and the reliability of electronic vaulting pole.

Description

Electric stay bar and automobile

Technical Field

The utility model relates to an auto-parts technical field especially relates to an electronic vaulting pole and car.

Background

Nowadays, with the improvement of living standard and technology level, the configuration requirement of consumers to automobiles is higher and higher, and the electric tail gate is favored by customers. Through electronic vaulting pole drive car tail-gate, and can realize the automation of car tail-gate and open and shut, greatly promoted the convenience in utilization of car. The automobile electric tail gate in the current market uses a single electric stay bar driving system and a double electric stay bar driving system; one end of the single electric stay bar driving system uses an electric stay bar, and the other end uses a combination of an air stay bar and a mechanical spring, but the air stay bar is greatly influenced by temperature, the variation fluctuation of supporting force is large, when the output force values of the stay bars at two sides are too different for a long time, the electric tail gate is easy to be distorted and deformed, and the requirement on the rigidity of the whole metal plate of the electric tail gate is relatively high; the double-electric-strut driving system is driven by double motors, so that the cost is higher, and the market competition is insufficient.

However, no matter what type of electric stay bar is lack of reliable waterproof and dustproof structure design, so that when the automobile runs in a complex environment, the electric stay bar is easy to enter water and dust, corrosion and abrasion damage of the electric stay bar component are caused, and the service life and reliability of the electric stay bar are further influenced.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an electronic vaulting pole and car, aims at solving prior art waterproof dustproof performance poor, influences the problem of electronic vaulting pole life and reliability.

In one aspect, the present application provides an electric stay, the electric stay including:

the transmission module comprises a transmission case and a first sealing component, and the first sealing component is arranged on the transmission case to realize the sealing of the transmission case;

the damper end cover is connected with the transmission case in a sealing mode through the sealing element; and

the second sealing component is arranged on the conduit module to realize the sealing of the conduit module, the transmission case and the conduit module.

In the electric stay bar in the scheme, the first sealing component is designed and mounted on the transmission case shell, so that the motor and the gear cavity form a closed space, the transmission module has excellent waterproof and dustproof capabilities, and further, the sealing element is additionally arranged between the damper end cover and the transmission case shell, so that the damper cavity forms a closed space, and the waterproof and dustproof purposes are achieved; in addition, through design installation second seal assembly on the pipe module, transmission case and the inside seal installation of pipe module and pipe module can be realized to the second seal assembly, reaches waterproof dustproof purpose. Compared with the prior art, the electric stay bar of the scheme has the advantages that the design of water prevention and dust prevention is fully carried out, water and dust in the external environment can be effectively prevented from entering the electric stay bar, corrosion and abrasion damage is prevented, and the service life and the reliability of the electric stay bar are guaranteed.

The technical solution of the present application is further described below:

in one embodiment, the transmission case comprises a transmission case rear cover and a transmission case main shell, and the first sealing assembly comprises a first sealing part which is arranged between the transmission case rear cover and the transmission case main shell in a sealing mode.

In one embodiment, the rear cover of the transmission case is provided with a plug end, the plug end is internally used for hiding and installing a connecting wire harness, and the outer wall of the plug end is provided with a connecting buckle.

In one embodiment, the transmission case further comprises a transmission case front cover, and the first sealing assembly further comprises a second sealing member, and the second sealing member is arranged between the transmission case front cover and the transmission case main shell in a sealing mode.

In one embodiment, the damper end cover is provided with a molding cavity, and the sealing element is integrally injection molded in the molding cavity.

In one embodiment, the guide pipe module comprises an outer guide pipe, the outer guide pipe is inserted into the transmission case main shell, the second sealing assembly comprises a third sealing part, and the third sealing part is arranged between the outer guide pipe and the transmission case main shell in a sealing mode.

In one embodiment, one of the inner wall of the transmission case main shell and the outer peripheral wall of the third sealing member is provided with at least two first positioning grooves which are distributed at intervals in the axial direction, the other one of the inner wall of the transmission case and the outer peripheral wall of the third sealing member is provided with at least two first positioning protrusions which are distributed at intervals in the axial direction, and the first positioning protrusions are inserted into the first positioning grooves in a one-to-one correspondence manner.

In one embodiment, the conduit module further comprises an inner conduit inserted into the outer conduit, and the second seal assembly further comprises a fourth seal member sealingly disposed between the outer conduit and the inner conduit.

In one embodiment, the fourth sealing member is of an annular structure, one of an inner annular wall of the fourth sealing member and an outer peripheral wall of the inner catheter is provided with a second positioning groove, and the other one of the inner annular wall of the fourth sealing member and the outer peripheral wall of the inner catheter is provided with a second positioning convex body which is inserted into the second positioning groove.

In another aspect, the present application also provides an automobile, comprising:

a vehicle body;

the vehicle door is movably arranged on the vehicle body to complete opening and closing actions; and

the electric stay bar is used for connecting the vehicle door with the vehicle body.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an electric stay according to an embodiment of the present application;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

fig. 3 is a partially enlarged structural diagram of a portion B in fig. 2.

Description of reference numerals:

100. an electric stay bar; 10. a transmission module; 11. a damper end cap; 12. a sealing element; 13. a transmission case rear cover; 131. a plug end; 14. a transmission case main shell; 141. a first positioning groove; 15. a first seal member; 16. a transmission case front cover; 17. a second seal member; 18. an outer catheter; 19. a third seal member; 191. a first positioning convex body; 19a, an inner conduit; 191a, a second positioning convex body; 19b, a fourth seal member; 191b and a second positioning groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

The embodiment of the application provides an automobile, which can be any kind of motor vehicles in the prior art, such as a sedan, an SUV, an MPV, a pickup and the like. Illustratively, the automobile includes: the automobile door comprises an automobile body, an automobile door and an electric stay bar 100, wherein the automobile door is movably arranged on the automobile body to complete opening and closing actions. For example, the vehicle door may refer to any one of a tailgate, a scissor door, and the like. Taking the tail gate as an example, the tail gate can be installed at the tail of the vehicle body through a rotating assembly or a rotating mechanism such as a hinge, and the opening and closing action is executed in an upward or downward overturning mode.

Further, the vehicle door is connected to the vehicle body through the electric stay 100. The electric stay bar 100 is used for providing supporting force and pushing force required when the automobile door is opened or closed, so that the automatic opening and closing of the automobile door are realized, and the use experience of the automobile is improved.

As shown in fig. 1 and 2, an electric brace 100 is shown for an embodiment of the present application, where the electric brace 100 includes: the damper comprises a transmission module 10, a damper end cover 11, a sealing element 12, a conduit module and a second sealing component.

The transmission module 10 comprises a transmission case and a first sealing assembly, wherein the first sealing assembly is arranged on the transmission case to realize sealing of the transmission case; the damper end cover 11 is connected with the transmission case in a sealing mode through the sealing element 12; the second sealing assembly is arranged on the conduit module to realize the sealing of the conduit module, the transmission case and the conduit module.

In summary, the implementation of the technical solution of the present embodiment has the following beneficial effects: in the electric stay 100 of the above scheme, the first sealing component is designed and mounted on the transmission case, so that the motor and the gear cavity form a closed space, and the transmission module 10 has excellent waterproof and dustproof capabilities, and further, the sealing element 12 is additionally arranged between the damper end cover 11 and the transmission case, so that the damper cavity forms a closed space, and the waterproof and dustproof purposes are achieved; in addition, through design installation second seal assembly on the pipe module, transmission case and the inside seal installation of pipe module and pipe module can be realized to the second seal assembly, reaches waterproof dustproof purpose. Compare in prior art, the electronic vaulting pole 100 of this scheme has fully carried out waterproof dustproof design, can prevent effectively that water, dirt among the external environment from getting into electronic vaulting pole 100 inside, prevent to appear corroding and wearing and tearing damage, guarantee electronic vaulting pole 100's life and reliability.

In some embodiments, the damper end cap 11 is provided with a molding cavity in which the sealing element 12 is integrally injection molded. Therefore, the sealing element 12 and the damper end cover 11 are connected firmly and reliably, and the sealing element 12 and the damper end cover 11 can be molded into a whole, so that the number of parts and the installation difficulty are reduced.

With continued reference to fig. 2 and 3, in particular, in some embodiments, the transmission housing includes a transmission rear cover 13 and a transmission main housing 14, and the first sealing assembly includes a first sealing member 15, and the first sealing member 15 is sealingly disposed between the transmission rear cover 13 and the transmission main housing 14. The transmission case rear cover 13 and the transmission case main shell 14 are specifically cylindrical structures. The one end of lid 13 is equipped with the annular and detains the limit behind the transmission case, and first sealing member 15 is inserted and is arranged the inboard on annular knot limit in the equipment, then pegs graft the first end of transmission case owner shell 14 behind the transmission case in lid 13 and with first sealing member 15 butt, can form seal installation, reach waterproof dustproof effect.

Alternatively, the first sealing member 15 may be, but is not limited to, a rubber sealing ring.

On the basis of the above embodiment, the transmission case rear cover 13 is provided with the insertion end 131, the insertion end 131 is used for hiding and installing the connection wiring harness, and the outer wall of the insertion end 131 is provided with the connection buckle. Compare in prior art and seted up the wire hole, connect the pencil and wear out from the wire hole, the easy seepage inlet water of wire hole and dirt cause the leakproofness poor, this scheme will connect the pencil and hide in grafting end 131, and grafting end 131 can be directly pegged graft the equipment with the interfacing part to reliably fixed through connecting the buckle, the equipment mode is simpler, and it is better to connect the leakproofness. The plugging end 131 has a waterproof function without a hole, and can fundamentally eliminate potential leakage.

With continued reference to fig. 2 and 3, in addition to any of the above embodiments, the transmission case further includes a transmission case front cover 16, the first sealing assembly further includes a second sealing member 17, and the second sealing member 17 is sealingly disposed between the transmission case front cover 16 and the transmission case main shell 14. Specifically, the terminal surface of the first end of transmission case protecgulum 16 and the second end of transmission case main casing 14 all is equipped with the slot to the indent, and second sealing member 17 pegs graft simultaneously in two slots, and after transmission case protecgulum 16 and transmission case main casing 14 interconnect fastening, second sealing member 17 pressurized can produce deformation thereby play the sealed effect to the assembly face of transmission case protecgulum 16 and transmission case main casing 14.

Alternatively, the second sealing member 17 is a rubber packing molded by a two-shot molding process.

With continued reference to fig. 3, in some embodiments, the conduit module includes an outer conduit 18, the outer conduit 18 is inserted into the transmission case main casing 14, and the second sealing assembly includes a third sealing member 19, and the third sealing member 19 is sealingly disposed between the outer conduit 18 and the transmission case main casing 14. Therefore, the third sealing member 19 is pressed and mounted between the outer pipe 18 and the transmission case main housing 14 to be deformed, and the assembly gap is tightly filled, thereby achieving the waterproof and dustproof effects.

Alternatively, the third sealing member 19 may be, but is not limited to, any one of a rubber packing, a rubber sleeve, an oil seal, and the like.

Further, on the basis of the above embodiment, one of the inner wall of the transmission case main casing 14 and the outer peripheral wall of the third sealing member 19 is provided with at least two first positioning grooves 141 distributed at intervals in the axial direction, and the other one of the inner wall of the transmission case and the outer peripheral wall of the third sealing member 19 is provided with at least two first positioning protrusions 191 distributed at intervals in the axial direction, wherein the first positioning protrusions 191 are inserted into the first positioning grooves 141 in a one-to-one correspondence manner.

At least two first positioning convex bodies 191 are correspondingly inserted into the first positioning grooves 141 one by one, so that the third sealing part 19 can be axially positioned, and a plurality of folding sealing structures which are axially arranged can be formed, thereby further enhancing the water-blocking and dust-blocking capacity of the third sealing part 19.

With continued reference to fig. 3, in addition, in further embodiments, the conduit module further includes an inner conduit 19a, the inner conduit 19a is inserted into the outer conduit 18, the second sealing assembly further includes a fourth sealing member 19b, and the fourth sealing member 19b is disposed between the outer conduit 18 and the inner conduit 19a in a sealing manner. Therefore, the fourth sealing member 19b is pressed and installed between the outer pipe 18 and the inner pipe 19a to be deformed, and the assembly gap is tightly filled, thereby achieving the waterproof and dustproof effects.

Alternatively, the fourth sealing member 19b may be, but is not limited to, any one of a rubber packing, a rubber sleeve, an oil seal, and the like.

In order to ensure that the fourth sealing member 19b is firmly installed and not loosened, in some embodiments, the fourth sealing member 19b has a ring-shaped structure, one of the inner annular wall of the fourth sealing member 19b and the outer peripheral wall of the inner conduit 19a is provided with a second positioning groove 191b, and the other one of the inner annular wall of the fourth sealing member 19b and the outer peripheral wall of the inner conduit 19a is provided with a second positioning protrusion 191a, and the second positioning protrusion 191a is inserted into the second positioning groove 191 b.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims

1. An electric stay characterized by comprising:

2. The electric strut of claim 1, wherein the transmission housing comprises a transmission rear cover and a transmission main housing, and the first sealing assembly comprises a first sealing member sealingly disposed between the transmission rear cover and the transmission main housing.

3. The electric support rod as claimed in claim 2, wherein the rear cover of the transmission case is provided with a plug end, the plug end is internally used for hiding and installing a connecting wire harness, and the outer wall of the plug end is provided with a connecting buckle.

4. The motorized brace of claim 2, wherein the transmission housing further comprises a transmission front cover, the first seal assembly further comprising a second seal member sealingly disposed between the transmission front cover and the transmission main housing.

5. The electric stay of claim 1, wherein the damper end cap is provided with a molding cavity, and the sealing member is integrally injection molded in the molding cavity.

6. The motorized strut of claim 2, wherein said conduit module includes an outer conduit interposed within said transmission housing main shell, said second seal assembly including a third seal member sealingly disposed between said outer conduit and said transmission housing main shell.

7. The electric stay bar according to claim 6, wherein one of the inner wall of the transmission case main casing and the outer peripheral wall of the third sealing member is provided with at least two first positioning grooves which are axially spaced apart, and the other one of the inner wall of the transmission case and the outer peripheral wall of the third sealing member is provided with at least two first positioning protrusions which are axially spaced apart, and the first positioning protrusions are inserted into the first positioning grooves in a one-to-one correspondence manner.

8. The motorized strut of claim 6, wherein said conduit module further comprises an inner conduit, said inner conduit being inserted within said outer conduit, said second seal assembly further comprising a fourth seal member, said fourth seal member being sealingly disposed between said outer conduit and said inner conduit.

9. The electric stay of claim 8, wherein the fourth sealing member has a ring-shaped structure, one of the inner annular wall of the fourth sealing member and the outer peripheral wall of the inner conduit is provided with a second positioning groove, and the other of the inner annular wall of the fourth sealing member and the outer peripheral wall of the inner conduit is provided with a second positioning protrusion, and the second positioning protrusion is inserted into the second positioning groove.

10. An automobile, comprising:

a vehicle body;

an electrically powered stay as claimed in any one of claims 1 to 9 through which the door is connected to the vehicle body.