CN211398317U

CN211398317U - Automobile main bearing cap fastening bolt

Info

Publication number: CN211398317U
Application number: CN202020062122.4U
Authority: CN
Inventors: 钱春芳
Original assignee: Shenzhen Jianhui Hardware Products Co ltd
Current assignee: Shenzhen Jianhui Hardware Products Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-01
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a car base bearing cap fastening bolt, the on-line screen storage device comprises a base, the top fixedly connected with lower cover of base, the top of lower cover is provided with the upper cover, be provided with the bearing body between lower cover and the upper cover, the both sides at lower cover top all set up threaded hole, the equal fixedly connected with fixed plate in both sides of upper cover, the surface threaded connection of fixed plate has the bolt body, the bottom of bolt body extends to the inner chamber of screw hole. The utility model discloses a rotatory inner chamber to the screw hole with the bolt body to fix lower cover and upper cover, reset spring's elasticity drives the inner chamber of kelly motion to the fixed orifices, thereby fixes the screw cap, prevents that the nut from appearing not hard up in the use together with the bolt body, has solved that car main bearing cap generally fixes through the bolt, but the bolt can appear not hard up in this kind of fixed mode long-time use, thereby leads to the problem of trouble.

Description

Automobile main bearing cap fastening bolt

Technical Field

The utility model relates to a fastening bolt technical field specifically is a car main bearing cap fastening bolt.

Background

The bearing is a part for fixing and reducing the friction coefficient of load in the mechanical transmission process, is used for reducing the friction coefficient in the power transmission process and keeping the central position of a shaft fixed when other parts move relatively to each other on the shaft, is a light-weight part in modern mechanical equipment, mainly has the function of supporting a mechanical rotating body and is used for reducing the friction coefficient of the mechanical load of the equipment in the transmission process, can be divided into a rolling bearing and a sliding bearing according to the difference of the friction properties of moving elements, and an automobile main bearing cover is generally fixed by bolts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car main bearing cap fastening bolt possesses locking not hard up advantage, has solved car main bearing cap and generally has fixed through the bolt, but the bolt is not hard up can appear in this kind of fixed mode long-time use to lead to the problem of trouble.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a car base bearing cap fastening bolt, includes the base, the top fixedly connected with lower cover of base, the top of lower cover is provided with the upper cover, be provided with the bearing body between lower cover and the upper cover, the both sides at lower cover top all set up threaded hole, the equal fixedly connected with fixed plate in both sides of upper cover, the surperficial threaded connection of fixed plate has the bolt body, the bottom of bolt body extends to the inner chamber of screw hole, the top fixedly connected with nut of bolt body, the fixed orifices has been seted up on the surface of nut, the equal fixedly connected with sleeve pipe in both sides of upper cover, sheathed tube inner chamber fixedly connected with reset spring, reset spring's other end fixedly connected with kelly, the kelly extends to the inner chamber of fixed orifices.

Preferably, the surface of the bolt body is movably connected with a gasket, and the gasket is positioned between the nut and the fixing plate.

Preferably, the top and the bottom of the sleeve are both provided with a limiting slide hole, the inner cavity of the limiting slide hole is connected with a limiting slide block in a sliding manner, and one end of the limiting slide block is fixedly connected with the clamping rod.

Preferably, the locating slot has all been seted up to the both sides of upper cover bottom, the equal fixedly connected with locating piece in both sides at lower cover top, the locating piece extends to the inner chamber of locating slot.

Preferably, one end of the bolt body, which is positioned in the inner cavity of the threaded hole, is in threaded connection with the inner cavity of the threaded hole, and the nut is arranged in a hexagonal shape.

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

1. the utility model discloses a rotatory inner chamber to the screw hole with the bolt body to fix lower cover and upper cover, reset spring's elasticity drives the inner chamber of kelly motion to the fixed orifices, thereby fixes the screw cap, prevents that the nut from appearing not hard up in the use together with the bolt body, has solved that car main bearing cap generally fixes through the bolt, but the bolt can appear not hard up in this kind of fixed mode long-time use, thereby leads to the problem of trouble.

2. The utility model discloses a set up the gasket, played increase area of contact, prevented gliding effect, through setting up spacing slide opening and spacing slider, played the spacing effect of card pole.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the casing according to the present invention;

fig. 3 is a schematic view of the sectional structure of the positioning groove of the present invention.

In the figure: 1. a base; 2. a lower cover; 3. an upper cover; 4. a threaded hole; 5. a fixing plate; 6. a bolt body; 7. a nut; 8. a fixing hole; 9. a sleeve; 10. a return spring; 11. a clamping rod; 12. a gasket; 13. a limiting slide hole; 14. a limiting slide block; 15. positioning a groove; 16. and (5) positioning the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses a base 1, lower cover 2, upper cover 3, screw hole 4, fixed plate 5, bolt body 6, nut 7, fixed orifices 8, sleeve pipe 9, reset spring 10, kelly 11, gasket 12, spacing slide opening 13, spacing slider 14, constant head tank 15 and locating piece 16 part are general standard or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a fastening bolt for a main bearing cap of an automobile comprises a base 1, a lower cap 2 fixedly connected to the top of the base 1, an upper cap 3 arranged on the top of the lower cap 2, a bearing body arranged between the lower cap 2 and the upper cap 3, positioning slots 15 respectively arranged on both sides of the bottom of the upper cap 3, positioning blocks 16 respectively fixedly connected to both sides of the top of the lower cap 2, the positioning blocks 16 extending to the inner cavities of the positioning slots 15, threaded holes 4 respectively arranged on both sides of the top of the lower cap 2, fixing plates 5 respectively fixedly connected to both sides of the upper cap 3, a bolt body 6 in threaded connection with the surface of the fixing plates 5, the bottom of the bolt body 6 extending to the inner cavity of the threaded holes 4, a nut 7 fixedly connected to the top of the bolt body 6, a gasket 12 movably connected to the surface of the bolt body 6, the gasket 12 located between the, one end of the bolt body 6, which is positioned in an inner cavity of the threaded hole 4, is in threaded connection with the inner cavity of the threaded hole 4, the nut 7 is in a hexagonal arrangement, two sides of the upper cover 3 are both fixedly connected with the sleeve 9, the inner cavity of the sleeve 9 is fixedly connected with the reset spring 10, the other end of the reset spring 10 is fixedly connected with the clamping rod 11, the clamping rod 11 extends to the inner cavity of the fixed hole 8, the top and the bottom of the sleeve 9 are both provided with limiting slide holes 13, the inner cavity of the limiting slide holes 13 is in sliding connection with limiting slide blocks 14, one end of the limiting slide blocks 14 is fixedly connected with the clamping rod 11, the bolt body 6 is rotated to the inner cavity of the threaded hole 4, so that the lower cover 2 and the upper cover 3 are fixed, the elastic force of the reset spring 10 drives the clamping rod 11 to move to the inner cavity of the fixed hole 8, so that the nut 7 is fixed, the nut, however, the bolt can loosen in the long-term use process in the fixing mode, and therefore the problem of failure is caused.

During the use, through the inner chamber with bolt body 6 rotatory to screw hole 4 to fix lower cover 2 and upper cover 3, reset spring 10's elasticity drives the inner chamber that kelly 11 moved to fixed orifices 8, thereby fixes nut 7, prevents that nut 7 from appearing not hard up in the use together with bolt body 6.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a car main bearing cap fastening bolt, includes base (1), its characterized in that: the bearing is characterized in that a lower cover (2) is fixedly connected to the top of the base (1), an upper cover (3) is arranged on the top of the lower cover (2), a bearing body is arranged between the lower cover (2) and the upper cover (3), threaded holes (4) are formed in both sides of the top of the lower cover (2), fixing plates (5) are fixedly connected to both sides of the upper cover (3), a bolt body (6) is connected to the surface of each fixing plate (5) in a threaded manner, the bottom of the bolt body (6) extends to the inner cavity of each threaded hole (4), a nut (7) is fixedly connected to the top of the bolt body (6), a fixing hole (8) is formed in the surface of each nut (7), a sleeve (9) is fixedly connected to both sides of the upper cover (3), a reset spring (10) is fixedly connected to the inner cavity of the sleeve (9), and a clamping rod (11) is fixedly connected to the other, the clamping rod (11) extends to the inner cavity of the fixing hole (8).

2. The automotive main bearing cap fastening bolt according to claim 1, wherein: the surface of the bolt body (6) is movably connected with a gasket (12), and the gasket (12) is positioned between the nut (7) and the fixing plate (5).

3. The automotive main bearing cap fastening bolt according to claim 1, wherein: spacing slide opening (13) have all been seted up to the top and the bottom of sleeve pipe (9), the inner chamber sliding connection of spacing slide opening (13) has spacing slider (14), the one end and kelly (11) fixed connection of spacing slider (14).

4. The automotive main bearing cap fastening bolt according to claim 1, wherein: constant head tank (15) have all been seted up to the both sides of upper cover (3) bottom, the equal fixedly connected with locating piece (16) of both sides at lower cover (2) top, locating piece (16) extend to the inner chamber of constant head tank (15).

5. The automotive main bearing cap fastening bolt according to claim 1, wherein: the bolt body (6) is located one end of the threaded hole (4) inner cavity and is in threaded connection with the inner cavity of the threaded hole (4), and the nut (7) is arranged in a hexagonal shape.