CN211995515U

CN211995515U - Tyre brake

Info

Publication number: CN211995515U
Application number: CN202020732084.9U
Authority: CN
Inventors: 卢长苑
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-11-24
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a tire brake, including the center pin, center pin surface middle part is seted up flutedly, recess inside embedding installs hexagonal rotatory piece, hexagonal rotatory piece top and below all install half lead screw through the embedding of lead screw seat, top half lead screw top is installed bolster bearing housing, below half lead screw bottom is installed the step down, the utility model has the advantages of scientific and reasonable structure, convenient use, can directly through rotatory hexagonal rotatory piece in the operation, drive half lead screw through hexagonal rotatory piece and rotate, thereby under the effect of lead screw seat, drive half lead screw and reciprocate, in tensile extension, half lead screw drives horizontal parallel more and more, and under the support piece of arc support piece, forms the triangle with half lead screw and fixes, has improved fixed stable effect, and four brake blocks and the automobile tire of both sides contact each other and after fixing, rolling of the vehicle tires can be prevented.

Description

Tyre brake

Technical Field

The utility model relates to the field of automotive technology, specifically be tire stopper.

Background

The brake is a device with the functions of decelerating, stopping or keeping a stopped state and the like of a moving part (or a moving machine), is a mechanical part for stopping or decelerating the moving part in the machine, is commonly called as a brake and a brake, mainly comprises a braking frame, a braking part, an operating device and the like, and some brakes are also provided with automatic adjusting devices of braking part gaps;

however, the tire brakes in the current market are not only complex in structure, but also complex in operation, and can cause the phenomena of instability, inconvenience and insecurity in external use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tire brake can effectively solve and propose tire brake on the existing market among the above-mentioned background art not only the structure is complicated, complex operation moreover can cause the problem of unstable and inconvenient and unsafe phenomenon in the external world uses.

In order to achieve the above object, the utility model provides a following technical scheme: the tire brake comprises a central shaft, wherein a groove is formed in the middle of the surface of the central shaft, a hexagonal rotating block is embedded in the groove, and half screws are embedded above and below the hexagonal rotating block through screw rod seats;

an upper bearing seat is installed at the top end of the upper half screw rod, and a lower bearing seat is installed at the bottom end of the lower half screw rod;

the front end surface and the rear end surface of the lower bearing seat and the upper bearing seat are connected with an arc-shaped support sheet through rotary bolt sleeves, the front end surface and the rear end surface of the central shaft are connected with a transverse support sheet through rotary bolt sleeves, and the middle part of the transverse support sheet is movably connected with the bottom end of the arc-shaped support sheet through rotary bolt sleeves;

the bottom ends of the two transverse supporting sheets are movably connected with the brake block through a rotating shaft.

According to the technical scheme, the handle is installed on the surface of the upper bearing seat through the rotary bolt sleeve and is L-shaped.

According to the technical scheme, the surface of the brake block is provided with a plurality of convex blocks which are arranged in an array.

According to the technical scheme, the back of the central shaft is arc-shaped, and the groove can accommodate the space between the thumb and the forefinger.

According to the technical scheme, one end of the half screw rod with the screw thread is connected with the screw rod seat, and the other end of the half screw rod without the screw thread is connected with the lower bearing seat and the upper bearing seat.

According to the technical scheme, the brake block is arc-shaped.

According to the technical scheme, the diameter of the upper half screw rod is larger than that of the lower half screw rod, a hollow groove is formed in the upper half screw rod, and the outer diameter of the lower half screw rod is equal to the inner diameter of the hollow groove.

According to the technical scheme, the thread direction of the upper half screw rod is opposite to that of the lower half screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, convenient and safe use, the operation can be directly through rotating the hexagonal rotary block, the half-screw rod is driven to rotate through the hexagonal rotary block, thereby under the action of the screw rod seat, the half-screw rod is driven to move up and down, in the stretching extension, the half-screw rod drives the transverse supporting sheet to be more and more parallel, and under the support of the arc supporting sheet, the half-screw rod forms a triangle with the half-screw rod for fixation, thereby improving the stable effect of fixation, and after the four brake blocks are contacted with the automobile tires at both sides and fixed, the rolling of the automobile tires can be prevented, and the hexagonal rotary block is rotated in the opposite direction at the later stage, namely the brake blocks and the tires can be moved away, the operation is convenient and reliable, moreover, the diameter of the upper half-screw rod is larger than that of the lower half-screw rod, and a hollow groove is arranged inside the upper half-screw rod, the outer diameter of the, thereby reducing floor space.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic view of the lateral three-dimensional structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic sectional structure of the present invention;

FIG. 5 is a schematic view of the upper and lower screw bases of the present invention in a sectional view;

FIG. 6 is a schematic view of the closed cross-sectional structure of the upper and lower screw seats of the present invention;

reference numbers in the figures: 1. a central shaft; 2. a groove; 3. a hexagonal rotating block; 4. a screw base; 5. a half screw rod; 6. a lower bearing seat; 7. an upper bearing seat; 8. an arc support sheet; 9. a lateral support sheet; 10. rotating the bolt sleeve; 11. a handle; 12. a rotating shaft; 13. a brake pad; 14. a bump; 15. a hollow groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-6, the present invention provides a technical solution, a tire brake, including a central shaft 1, a groove 2 is provided in the middle of the surface of the central shaft 1, a hexagonal rotary block 3 is embedded in the groove 2, the back of the central shaft 1 is arc-shaped, and the groove 2 can accommodate the space between the thumb and the forefinger, so that the hexagonal rotary block 3 can be rotated manually by the operator, half screws 5 are embedded in the upper part and the lower part of the hexagonal rotary block 3 through screw seats 4, and the ends of the half screws 5 having screw teeth are connected with the screw seats 4, the ends of the half screws 5 having no screw teeth are connected with lower bearing seats 6 and upper bearing seats 7, so as to facilitate normal installation and rotation, and the screw teeth direction of the upper half screws 5 is opposite to the screw teeth direction of the lower half screws 5, so as to facilitate lifting and stretching;

the diameter of half lead screw 5 of top is greater than the diameter of half lead screw 5 of below, and the inside hollow groove 15 of having seted up of half lead screw 5 of top, and half lead screw 5 external diameter of below equals hollow groove 15 internal diameter to be convenient for the half lead screw 5 of later stage below can imbed in the hollow groove 15 of half lead screw 5 of top, thereby reduce and take up an area of the space.

The top end of the upper half screw rod 5 is provided with an upper bearing seat 7, the surface of the upper bearing seat 7 is provided with a handle 11 through a rotary bolt sleeve 10, the handle 11 is L-shaped, so that the brake is convenient to normally mount and take, and is convenient and reliable, and the bottom end of the lower half screw rod 5 is provided with a lower bearing seat 6;

the front end face and the rear end face of the lower bearing seat 6 and the front end face and the rear end face of the upper bearing seat 7 are connected with an arc-shaped support sheet 8 through rotary bolt sleeves 10, the front end face and the rear end face of the central shaft 1 are connected with a transverse support sheet 9 through the rotary bolt sleeves 10, and the middle of the transverse support sheet 9 is movably connected with the bottom end of the arc-shaped support sheet 8 through the rotary bolt sleeves 10;

two horizontal backing sheet 9 bottoms are passed through pivot 12 and brake block 13 activity and are linked to each other, and brake block 13 is the arc to be convenient for better laminating, and brake block 13 surface has seted up a plurality of lugs 14, and lug 14 is the formation range, thereby be convenient for brake block 13 can be better with the tire contact, increase the contact force on its surface.

The utility model discloses a theory of operation and use flow: the utility model has scientific and reasonable structure, safe and convenient use, firstly, the brake block 13 of the brake is relatively distant from the wheel during operation, then the hexagonal rotary block 3 is directly rotated, the hexagonal rotary block 3 drives the half-screw rod 5 to rotate, so that the half-screw rod 5 is driven to move up and down under the rotation action of the screw rod seat 4, in the stretching and extending process, the half screw rod 5 drives the transverse supporting sheet 9 to be more and more parallel, and forms triangular fixation with the half screw rod 5 under the support of the arc-shaped supporting sheet 8, thereby improving the stable effect of fixation, after the four brake blocks 13 are contacted with the automobile tires at two sides and fixed, the rolling of the automobile tires can be prevented, and the hexagonal rotary block 3 is rotated in the opposite direction at the later stage, the brake block 13 and the tire can be moved away, the tire brake block is convenient and reliable, the tire brake block is suitable for popularization and use, and the problem of complex operation in the current market is solved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tire brake, characterized by: the novel hexagonal rotary screw comprises a central shaft (1), wherein a groove (2) is formed in the middle of the surface of the central shaft (1), a hexagonal rotary block (3) is embedded in the groove (2), and half screw rods (5) are embedded above and below the hexagonal rotary block (3) through screw rod seats (4);

an upper bearing seat (7) is installed at the top end of the upper half screw rod (5), and a lower bearing seat (6) is installed at the bottom end of the lower half screw rod (5);

the front end face and the rear end face of the lower bearing seat (6) and the front end face and the rear end face of the upper bearing seat (7) are connected with an arc-shaped supporting sheet (8) through rotary bolt sleeves (10), the front end face and the rear end face of the central shaft (1) are connected with a transverse supporting sheet (9) through the rotary bolt sleeves (10), and the middle of the transverse supporting sheet (9) is movably connected with the bottom end of the arc-shaped supporting sheet (8) through the rotary bolt sleeves (10);

the bottom ends of the two transverse supporting sheets (9) are movably connected with a brake block (13) through a rotating shaft (12).

2. The tire brake of claim 1, characterized in that the upper bearing seat (7) surface is fitted with a handle (11) by means of a rotary bolt bushing (10), said handle (11) being L-shaped.

3. The tire brake of claim 1, characterized in that the surface of the brake block (13) is provided with a plurality of projections (14), and the projections (14) are arranged in a matrix.

4. The tire brake according to claim 1, characterized in that the back of the central shaft (1) is arc-shaped and the groove (2) can accommodate the space of thumb and forefinger.

5. The tire brake according to claim 1, characterized in that the threaded end of the half-lead screw (5) is connected to the lead screw seat (4) and the unthreaded end of the half-lead screw (5) is connected to the lower bearing seat (6) and the upper bearing seat (7).

6. Tyre brake according to claim 1, characterized in that the brake pads (13) are arc-shaped.

7. The tire brake of claim 1, characterized in that the diameter of the upper half screw (5) is larger than that of the lower half screw (5), a hollow groove (15) is opened inside the upper half screw (5), and the outer diameter of the lower half screw (5) is equal to the inner diameter of the hollow groove (15).

8. The tire brake according to claim 7, characterized in that the thread direction of the upper half screw (5) is opposite to the thread direction of the lower half screw (5).