CN211315017U

CN211315017U - Steering sensitive steering gear

Info

Publication number: CN211315017U
Application number: CN201921929540.2U
Authority: CN
Inventors: 杨成
Original assignee: Hangzhou Xingyu Transmission Co ltd
Current assignee: Hangzhou Xingyu Transmission Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-08-21
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a turn to sensitive steering gear, which comprises a housin, the internally mounted of casing has steering screw, just steering screw's one end runs through and extends to the outside of casing, the cover is equipped with steering nut on the steering screw, steering nut's top mid-mounting has the slip fixture block, just the inside top of casing with the sliding tray of slip fixture block looks adaptation, the ball groove has been seted up to steering nut's inside, just the internally mounted in ball groove has a plurality of balls, the hole groove has been seted up at the top middle part in ball groove, steering nut's outside limit installs the hydro-cylinder, just keeping away from in hole groove the one end in ball groove runs through and extends to the bottom middle part of hydro-cylinder, steering nut's bottom has evenly seted up tooth's socket one, the sector plate is installed to steering nut's bottom.

Description

Steering sensitive steering gear

Technical Field

The utility model relates to a steering gear technical field particularly, relates to a turn to sensitive steering gear.

Background

The steering gear is commonly called a steering gear and a steering gear, is the most important part in a steering system and has the following functions: the device increases the force transmitted by the steering wheel to the steering transmission mechanism and changes the transmission direction of the force, and is a device which randomly changes the running route and the direction of a mechanical device which is driven by people or unmanned and has a power source in the running process; the situation that the steering is insensitive can appear in the use process of the existing steering device, so that the normal control is influenced, and the use requirements of people can not be better met.

In summary, how to improve the sensitivity of the steering gear is a technical problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a turn to sensitive steering gear, solve the problem that how can improve the sensitivity of steering gear.

The technical scheme of the utility model is realized like this:

a steering sensitive steering device comprises a shell, wherein a steering screw is arranged inside the shell, one end of the steering screw penetrates through and extends to the outer side of the shell, a steering nut is sleeved on the steering screw, a sliding clamping block is arranged in the middle of the top end of the steering nut, the top end of the shell is matched with the sliding groove of the sliding clamping block, a ball groove is formed in the steering nut, a plurality of balls are arranged in the ball groove, a hole groove is formed in the middle of the top end of the ball groove, an oil cylinder is arranged on the outer side edge of the steering nut, one end, far away from the ball groove, of the hole groove penetrates through and extends to the middle of the bottom end of the oil cylinder, a tooth socket I is uniformly formed in the bottom of the steering nut, a sector plate is arranged at the bottom of the steering nut, and a plurality of tooth sockets II matched with the tooth sockets I are formed in one side edge, close to the steering nut, of the sector plate, the middle part of the sector plate is provided with a rocker shaft in a penetrating way, and one end of the rocker shaft, which is far away from the sector plate, penetrates through and extends to the outer side of the shell.

Preferably, an axle seat is installed on one side edge inside the shell, and one end of the steering screw rod is connected with the inner side edge of the shell through the axle seat.

Preferably, a sleeve is fixedly installed in the casing and at a penetrating position of the steering screw, and the sleeve is sleeved on the outer side of the steering screw.

Preferably, the thread on the steering screw is adapted to the ball.

Preferably, the oil cylinder is provided with an opening, and the opening is provided with a sealing cover.

Preferably, a roller is installed in the middle of one side of the sliding fixture block, which is close to the sliding groove, and a wheel groove matched with the roller is formed in the position, corresponding to the roller, inside the shell.

Preferably, a lantern ring is fixedly installed on the sector plate, three fastening bolts penetrate through the lantern ring, and fastening grooves matched with the fastening bolts are formed in the positions, corresponding to the fastening bolts, on the rocker arm shaft.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. through the sliding fixture block with the sliding tray and the hydro-cylinder with the interact in hole groove can make steering nut when carrying out steady operation, also can with reach better lubricated effect between the steering screw to improve the sensitivity of turning to the operation, and then be convenient for can be better satisfy people's user demand.

2. Through the utility model discloses fine solution how can improve the problem of the sensitivity of steering gear for the steering gear can not appear turning to insensitive condition emergence at the in-process that uses, thereby ensured normal controlling, and then be convenient for can be better satisfy people's user demand.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic diagram of a partial structure of a slider according to an embodiment of the present invention;

fig. 3 is a schematic bottom sectional view of a steering nut according to an embodiment of the present invention;

fig. 4 is a schematic view of a connection structure of a sector plate and a rocker shaft according to an embodiment of the present invention.

In the figure:

1. a housing; 2. a steering screw; 3. a steering nut; 4. sliding the clamping block; 5. a sliding groove; 6. a ball groove; 7. a ball bearing; 8. a hole groove; 9. an oil cylinder; 10. a first tooth groove; 11. a sector plate; 12. a tooth socket II; 13. a rocker shaft; 14. a shaft seat; 15. a sleeve; 16. a roller; 17. a wheel groove; 18. a collar; 19. fastening a bolt; 20. and (5) fastening the groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention will be further explained with reference to the drawings and the specific embodiments.

In the first embodiment, as shown in fig. 1-4, a steering sensitive steering gear according to an embodiment of the present invention includes a housing 1, a steering screw 2 is installed inside the housing 1, and one end of the steering screw 2 penetrates and extends to the outside of the housing 1, a steering nut 3 is sleeved on the steering screw 2, a sliding block 4 is installed at the top end middle portion of the steering nut 3, and a sliding groove 5 is formed at the inner top end of the housing 1 and is matched with the sliding block 4, a ball groove 6 is formed inside the steering nut 3, and a plurality of balls 7 are installed inside the ball groove 6, a hole groove 8 is formed in the top end middle portion of the ball groove 6, an oil cylinder 9 is installed at the outer side edge of the steering nut 3, and one end of the hole groove 8, which is far away from the ball groove 6, penetrates and extends to the bottom end middle portion of the oil cylinder 9, through the interaction of the sliding fixture block 4, the sliding groove 5, the oil cylinder 9 and the hole groove 8, the steering nut 3 can be stably operated, and meanwhile, a better lubricating effect can be achieved between the steering nut 3 and the steering screw rod 2, so that the sensitivity of steering operation is improved, and further the use requirements of people can be better met, a first tooth socket 10 is uniformly formed in the bottom of the steering nut 3, a sector plate 11 is installed at the bottom of the steering nut 3, a plurality of second tooth sockets 12 matched with the first tooth socket 10 are formed in one side edge, close to the steering nut 3, of the sector plate 11, a rocker arm shaft 13 penetrates through the middle of the sector plate 11, and one end, far away from the sector plate 11, of the rocker arm shaft 13 penetrates through and extends to the outer side of the shell 1.

In the second embodiment, as shown in fig. 1, an axle seat 14 is installed at one side edge inside the casing 1, and one end of the steering screw 2 is connected with the inner side edge of the casing 1 through the axle seat 14; a sleeve 15 is fixedly installed in the shell 1 and at a penetrating position of the steering screw 2, and the sleeve 15 is sleeved outside the steering screw 2; through axle bed 14 can make steering screw 2 better with casing 1 is connected, and sleeve 15 then can improve steering screw 2's steadiness to be convenient for can be better satisfy people's user demand.

In the third embodiment, as shown in fig. 1 and 3, the thread on the steering screw 2 is matched with the ball 7; the steering screw 2 and the steering nut 3 can be moved better, and the steering sensitivity can be improved.

In the fourth embodiment, as shown in fig. 1 and 3, an opening is formed in the oil cylinder 9, and a sealing cover is installed on the opening; the lubricating oil can be conveniently added when people use the lubricating oil, so that the use requirements of people can be better met.

In a fifth embodiment, as shown in fig. 2, a roller 16 is installed in the middle of one side of the sliding fixture block 4 close to the sliding groove 5, and a roller groove 17 adapted to the roller 16 is formed in the housing 1 at a position corresponding to the roller 16; through the mutual action of the roller 16 and the wheel groove 17, the sliding fixture block 4 can better slide between the sliding grooves 5, so that the sensitivity of steering operation can be improved, and the use requirements of people can be better met.

In a sixth embodiment, as shown in fig. 1 and 4, a collar 18 is fixedly mounted on the sector plate 11, three fastening bolts 19 are mounted on the collar 18 in a penetrating manner, and fastening grooves 20 adapted to the fastening bolts 19 are formed in positions of the rocker arm shaft 13 corresponding to the fastening bolts 19; through the interaction of the fastening bolt 19 and the fastening groove 20, the rocker arm shaft 13 and the sector plate 11 can be connected more tightly, so that the sensitivity of steering operation can be improved, and the use requirements of people can be better met.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the rocker shaft 13 drives the sector plate 11 to rotate left and right, the steering nut 3 is driven to move on the steering screw 2 under the interaction of the first tooth groove 10 and the second tooth groove 12, so as to drive the steering screw 2 to rotate, the oil cylinder 9 is arranged on the steering nut 3, the hole groove 8 is connected between the oil cylinder 9 and the ball groove 6, when the ball 7 rolls, one end of the hole groove 8 close to the ball groove 6 can be in an open-close state, the lubricating oil in the oil cylinder 9 lubricates the ball 7 in a small quantity state continuously during opening and closing, so that the whole ball groove 6 is lubricated during the rolling process of the ball 7, and the lubrication between the steering screw 2 and the steering nut 3 is realized, the steering sensitivity can be improved, and simultaneously, due to the interaction of the sliding fixture block 4 and the sliding groove 5, the steering nut 3 can achieve good stability during movement, so that the steering sensitivity can be improved; generally speaking, the steering device does not have the situation of insensitive steering in the use process, so that normal operation and control are ensured, and the use requirements of people can be better met.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The steering sensitive steering device is characterized by comprising a shell (1), wherein a steering screw rod (2) is arranged inside the shell (1), one end of the steering screw rod (2) penetrates through and extends to the outer side of the shell (1), a steering nut (3) is sleeved on the steering screw rod (2), a sliding clamping block (4) is arranged in the middle of the top end of the steering nut (3), a sliding groove (5) matched with the sliding clamping block (4) is formed in the top end of the shell (1), a ball groove (6) is formed in the steering nut (3), a plurality of balls (7) are arranged in the ball groove (6), a hole groove (8) is formed in the middle of the top end of the ball groove (6), an oil cylinder (9) is arranged on the outer side edge of the steering nut (3), and one end, far away from the ball groove (6), of the hole groove (8) penetrates through and extends to the middle of the bottom end of the oil cylinder (9), the steering nut is characterized in that a first tooth socket (10) is uniformly formed in the bottom of the steering nut (3), a sector plate (11) is installed at the bottom of the steering nut (3), the sector plate (11) is close to one side edge of the steering nut (3) and is provided with a plurality of tooth sockets II (12) matched with the tooth sockets I (10), a rocker arm shaft (13) is installed in the middle of the sector plate (11) in a penetrating mode, and one end, far away from the sector plate (11), of the rocker arm shaft (13) penetrates through and extends to the outer side of the shell (1).

2. A steering sensitive steering gear according to claim 1, wherein an axle seat (14) is mounted on one side of the interior of the housing (1), and one end of the steering screw (2) is connected to the inner side of the housing (1) via the axle seat (14).

3. The steering sensitive steering gear according to claim 1, wherein a sleeve (15) is fixedly mounted inside the housing (1) and at a penetrating position of the steering screw rod (2), and the sleeve (15) is sleeved outside the steering screw rod (2).

4. A steering sensitive steering gear according to claim 1, wherein the thread on the steering screw (2) is adapted to the ball (7).

5. The steering sensitive steering gear according to claim 1, characterized in that the cylinder (9) is provided with an opening, and a sealing cover is arranged on the opening.

6. The steering sensitive steering gear according to claim 1, wherein a roller (16) is installed in the middle of one side of the sliding fixture block (4) close to the sliding groove (5), and a wheel groove (17) matched with the roller (16) is formed in the housing (1) at a position corresponding to the roller (16).

7. The steering sensitive steering gear according to claim 1, characterized in that a collar (18) is fixedly mounted on the sector plate (11), three fastening bolts (19) are mounted on the collar (18) in a penetrating manner, and fastening grooves (20) matched with the fastening bolts (19) are formed in positions of the rocker arm shaft (13) corresponding to the fastening bolts (19).