Throttle valve shaft for automobile

Abstract

The utility model relates to the technical field of automobile parts, and discloses an automobile throttle valve shaft which comprises a first rod body, a second rod body, a fastening piece and a transmission piece, the first rod body comprises a transverse column and an upper rectangular block, the transverse column is fixedly installed at one end of the first rod body, and the upper rectangular block is fixedly installed at the other end of the first rod body; a first rectangular groove is formed in the outer surface of the end, close to the upper rectangular block, of the first rod body, the first rod body is hinged to the second rod body through a transverse column, the second rod body comprises two clamping columns and a lower rectangular block, the clamping columns are installed on the side, close to the first rod body, of the second rod body, the two clamping columns are symmetrically arranged, and the lower rectangular block is fixedly installed at one end of the second rod body. The first rod body and the second rod body are matched to form a connecting column, and the upper rectangular block and the lower rectangular block are matched to form a clamping block. By means of the structure, the throttle valve can be prevented from falling off from the throttle valve shaft.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a throttle shaft for an automobile. Background Art

[0002] The throttle shaft is an important component in the automobile throttle assembly. The current throttle shaft is driven to rotate by a motor and gear assembly installed in the throttle assembly.

[0003] Utility model patent application document CN213540576U discloses a throttle shaft for automobiles, comprising a throttle shaft body, a mounting hole, a countersunk hole, a threaded hole, a drive shaft, spline teeth, and an annular groove. This utility model can be directly connected to the output shaft of the motor in the throttle assembly via a coupling. This ensures the coaxiality of the throttle shaft body and the motor, thereby ensuring the long-term operational reliability of the throttle assembly.

[0004] The automobile throttle shaft disclosed in the above document has the following defects: during operation, the throttle valve plate frequently flips over, which easily causes the screw to fall off, resulting in the throttle valve plate falling off, which easily causes throttle failure.

[0005] It can be seen from this that the existing automobile throttle shaft does not have a structure for preventing the throttle valve plate from falling off. Utility Model Content

[0006] The purpose of the present utility model is to provide a throttle shaft for an automobile to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0008] The utility model is a throttle shaft for an automobile, comprising a first rod body, a second rod body, a fastener and a transmission part, wherein the first rod body comprises a transverse column and an upper rectangular block, the transverse column is fixedly mounted on one end of the first rod body, the upper rectangular block is fixedly mounted on the other end of the first rod body, a first rectangular groove is provided on the outer surface of the first rod body close to one end of the upper rectangular block, the first rod body is hinged to the second rod body through the transverse column, the second rod body comprises a clamping column and a lower rectangular block, the clamping column is mounted on a side of the second rod body close to the first rod body, the clamping columns are fixed in two and are symmetrically arranged, the lower rectangular block is fixedly mounted on one end of the second rod body, the first rod body and the second rod body cooperate to form a connecting column, and the upper rectangular block and the lower rectangular block cooperate to form a clamping block.

[0009] Furthermore, the fastener is slidably connected to the connecting column through a first rectangular groove, the inner surface of the transmission member is provided with a thread, the outer surface of the connecting member near one end of the block is provided with a first thread groove, and the transmission member is threadedly connected to the connecting member through the first thread groove.

[0010] Furthermore, the transmission member includes a first bearing and a cylinder, the outer surface of the first bearing is fixedly installed inside the transmission member, the inner surface of the first bearing is fixedly installed with a cylinder, and a first square groove is provided at one end of the cylinder away from the first bearing, and the cylinder is in contact with the outer surface of the block through the first square groove.

[0011] Furthermore, the fastener includes a screw, a second bearing, a limit piece, a sliding cover, a first slider, a second slider and a spring, the fastener is provided with a groove on the side away from the second rod body, the interior of the groove is provided with a first circular groove, the interior of the first circular groove is provided with a first sliding groove, the interior of the first rectangular groove is provided with a second circular groove, the end of the cylinder away from the first bearing is provided with a third circular groove, the first sliding groove, the second circular groove and the third circular groove form a first limit groove, the interior of the first circular groove is fixedly installed with the first bearing, the inner surface of the first bearing is fixedly installed with a screw, the limit piece is slidably connected to the interior of the first limit groove, the end of the limit piece away from the second rod body is provided with a second threaded groove, and the limit piece is threadedly connected to the screw.

[0012] Furthermore, the fastener is provided with a second slide groove at one end away from the transmission member, the groove and the second slide groove form a third slide groove, the sliding cover is slidably connected to the inside of the third slide groove, the fastener is provided with a fourth slide groove on the side away from the transmission member, the fourth slide groove is communicated with the second slide groove, the fourth slide groove is provided with a fourth circular groove, the fourth circular groove is provided with a fifth slide groove, the first slider is slidably connected to the inside of the fourth slide groove, the first slider is rotatably connected to the inside of the fourth circular groove, the second slider is slidably connected to the inside of the fourth circular groove and the fifth slide groove, one end of the spring is fixedly installed on the end of the second slider away from the first slider, and the other end of the spring is fixedly installed on the inside of the fifth slide groove.

[0013] Furthermore, the inner surface of the sliding cover abuts against the outer surface of the screw.

[0014] Furthermore, a second square groove is opened inside the fastener, the second square groove is fixed into two and symmetrically arranged, the second square groove, the fourth circular groove and the fourth slide groove are connected, the second square groove and the fourth slide groove form a second limiting groove, and the first slider is slidably connected to the inside of the second limiting groove.

[0015] The utility model has the following beneficial effects:

[0016] (1) The utility model provides a first rod body and a first rectangular groove formed in the first rod body, a horizontal column, a second rod body, a fastener and a transmission member, so that the first rod body, the second rod body, the fastener and the transmission member are combined together to form a throttle shaft.

[0017] (2) The utility model provides an upper rectangular block, a lower rectangular block, a first bearing, a cylinder, a first square groove and a third circular groove provided on the cylinder, a groove provided on the fastener, a first circular groove and a first sliding groove, a second circular groove provided on the first rod body, a first bearing, a screw, a limiter, and a second threaded groove provided on the limiter, so that the first rod body, the second rod body, the fastener and the transmission member will not loosen or separate when they are combined.

[0018] (3) The utility model limits the movement of the sliding cover and the rotation of the screw by arranging the second sliding groove, the fourth sliding groove, the fourth circular groove, the fifth sliding groove and the second square groove, the sliding cover, the first slider, the second slider and the spring formed by the fastener.

[0019] Of course, any product implementing the present invention does not necessarily need to achieve all of the above advantages at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0022] Figure 2 This is a schematic cross-sectional view of the main structure of the utility model;

[0023] Figure 3 This is an enlarged schematic diagram of point A of the present utility model;

[0024] Figure 4 This is an exploded view of the main structure of the utility model;

[0025] Figure 5 This is a schematic cross-sectional view of the fastener structure of the utility model;

[0026] Figure 6 This is a schematic diagram of the fastener assembly of the utility model;

[0027] Figure 7 This is a schematic cross-sectional view of the transmission structure of the utility model;

[0028] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0029] In the figure: 1. first rod body; 101. horizontal column; 102. upper rectangular block; 2. second rod body; 201. clamping column; 202. lower rectangular block; 3. fastener; 301. second bearing; 302. screw; 303. limiter; 304. sliding cover; 305. first slider; 306. second slider; 307. spring; 4. transmission member; 401. first bearing; 402. cylinder. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] See also Figure 1 - Figure 7 , a throttle shaft for an automobile, comprising a first rod body 1, a second rod body 2, a fastener 3 and a transmission part 4, the first rod body 1 comprises a transverse column 101 and an upper rectangular block 102, the transverse column 101 is fixedly mounted on one end of the first rod body 1, and the upper rectangular block 102 is fixedly mounted on the other end of the first rod body 1, a first rectangular groove is opened on the outer surface of the first rod body 1 near one end of the upper rectangular block 102, the first rod body 1 is hinged to the second rod body 2 through the transverse column 101, the second rod body 2 comprises a clamping column 201 and a lower rectangular block 202, the clamping column 201 is mounted on one side of the second rod body 2 close to the first rod body 1, the clamping column 201 is fixed into two and symmetrically arranged, the lower rectangular block 202 is fixedly mounted on one end of the second rod body 2, the first rod body 1 and the second rod body 2 cooperate to form a connecting column, and the upper rectangular block 102 and the lower rectangular block 202 cooperate to form a clamping block.

[0032] The fastener 3 is slidably connected to the connecting column through the first rectangular groove, the inner surface of the transmission member 4 is provided with a thread, and the outer surface of the connecting member near one end of the block is provided with a first thread groove, and the transmission member 4 is threadedly connected to the connecting member through the first thread groove.

[0033] The transmission member 4 includes a first bearing 401 and a cylinder 402. The outer surface of the first bearing 401 is fixedly installed inside the transmission member 4, and the cylinder 402 is fixedly installed on the inner surface of the first bearing 401. A first square groove is provided at one end of the cylinder 402 away from the first bearing 401, and the cylinder 402 is in contact with the outer surface of the block through the first square groove.

[0034] The fastener 3 includes a screw 302, a second bearing 301, a limit piece 303, a sliding cover 304, a first slider 305, a second slider 306 and a spring 307. A groove is provided on the side of the fastener 3 away from the second rod body 2, a first circular groove is provided inside the groove, a first sliding groove is provided inside the first circular groove, a second circular groove is provided inside the first rectangular groove, a third circular groove is provided on the end of the cylinder 402 away from the first bearing 401, the first sliding groove, the second circular groove and the third circular groove form a first limit groove, the first circular groove is fixedly installed with the first bearing 401, the inner surface of the first bearing 401 is fixedly installed with a screw 302, the limit piece 303 is slidably connected to the inside of the first limit groove, the end of the limit piece 303 away from the second rod body 2 is provided with a second threaded groove, and the limit piece 303 is threadedly connected to the screw 302.

[0035] A second slide groove is provided at the end of the fastener 3 away from the transmission member 4, and the groove and the second slide groove form a third slide groove. The sliding cover 304 is slidably connected to the inside of the third slide groove. A fourth slide groove is provided on the side of the fastener 3 away from the transmission member 4. The fourth slide groove is connected to the second slide groove. A fourth circular groove is provided inside the fourth slide groove. A fifth slide groove is provided inside the fourth circular groove. The first slider 305 is slidably connected to the inside of the fourth slide groove. The first slider 305 is rotatably connected to the inside of the fourth circular groove. The second slider 306 is slidably connected to the inside of the fourth circular groove and the fifth slide groove. One end of the spring 307 is fixedly installed on the end of the second slider 306 away from the first slider 305, and the other end of the spring 307 is fixedly installed inside the fifth slide groove.

[0036] The inner surface of the sliding cover 304 abuts against the outer surface of the screw 302 .

[0037] A second square groove is opened inside the fastener 3, and the second square groove is fixed in two and symmetrically arranged. The second square groove, the fourth circular groove and the fourth slide groove are connected. The second square groove and the fourth slide groove form a second limiting groove, and the first slider 305 is slidably connected to the inside of the second limiting groove.

[0038] During operation, the throttle shaft is driven to rotate by the gear assembly. When the valve fixed on the throttle shaft is replaced with a new valve, the first rod body 1 and the second rod body 2 are first combined to form a connecting piece, and then the fastener 3 is pushed into the first rectangular groove. The transmission member 4 is then threadedly connected to the connecting piece so that the first square groove opened by the cylinder 402 abuts against the block formed by the combination of the upper rectangular block 102 and the lower rectangular block 202. Then, the screw 302 is rotated with a hexagonal screwdriver to move the limiter 303 toward the cylinder 402 to limit the movement of the connecting piece and the transmission member 4. Then, the sliding cover 304 is pushed to limit the rotation of the screw 302. After that, the first slider 305 is placed into the fourth sliding groove with a tool, and then the first slider 305 is pressed down and rotated, and then moved upward so that the first slider 305 enters the second square groove to complete the replacement of the new valve.

[0039] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. These preferred embodiments do not exhaustively describe all details, nor do they limit the present invention to specific embodiments. Obviously, numerous modifications and variations are possible based on the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A throttle shaft for an automobile, comprising a first rod body (1), a second rod body (2), a fastener (3) and a transmission member (4), characterized in that: The first rod body (1) comprises a transverse column (101) and an upper rectangular block (102), wherein the transverse column (101) is fixedly mounted on one end of the first rod body (1), and the upper rectangular block (102) is fixedly mounted on the other end of the first rod body (1), and a first rectangular groove is provided on the outer surface of the first rod body (1) near one end of the upper rectangular block (102), and the first rod body (1) is hingedly connected to the second rod body (2) via the transverse column (101); The second rod body (2) comprises a clamping column (201) and a lower rectangular block (202); the clamping column (201) is mounted on a side of the second rod body (2) close to the first rod body (1); the clamping column (201) is fixed in two and symmetrically arranged; the lower rectangular block (202) is fixed on one end of the second rod body (2); the first rod body (1) and the second rod body (2) cooperate to form a connecting column; the upper rectangular block (102) and the lower rectangular block (202) cooperate to form a clamping block.

2. The throttle shaft for an automobile according to claim 1, characterized in that: It also includes a connecting piece, wherein the fastener (3) is slidably connected to the connecting column through a first rectangular groove, the inner surface of the transmission piece (4) is provided with a thread, and the outer surface of the connecting piece close to one end of the block is provided with a first thread groove, and the transmission piece (4) is threadedly connected to the connecting piece through the first thread groove.

3. The throttle shaft for an automobile according to claim 1, characterized in that: The transmission member (4) comprises a first bearing (401) and a cylinder (402), wherein the outer surface of the first bearing (401) is fixedly mounted inside the transmission member (4), and the inner surface of the first bearing (401) is fixedly mounted with the cylinder (402), and a first square groove is formed at one end of the cylinder (402) away from the first bearing (401), and the cylinder (402) abuts against the outer surface of the block through the first square groove.

4. The throttle shaft for an automobile according to claim 3, characterized in that: The fastener (3) comprises a screw (302), a second bearing (301), a limiting member (303), a sliding cover (304), a first slider (305), a second slider (306) and a spring (307). A groove is provided on a side of the fastener (3) away from the second rod body (2), a first circular groove is provided inside the groove, a first sliding groove is provided inside the first circular groove, a second circular groove is provided inside the first rectangular groove, a third circular groove is provided on one end of the cylinder (402) away from the first bearing (401), the first sliding groove, the second circular groove and the third circular groove form a first limiting groove, a first bearing (401) is fixedly installed inside the first circular groove, a screw (302) is fixedly installed on the inner surface of the first bearing (401), the limiting member (303) is slidably connected to the inside of the first limiting groove, a second threaded groove is provided on one end of the limiting member (303) away from the second rod body (2), and the limiting member (303) is threadedly connected to the screw (302).

5. The throttle shaft for an automobile according to claim 4, characterized in that: A second slide groove is provided at one end of the fastener (3) away from the transmission member (4), and the groove and the second slide groove form a third slide groove. The slide cover (304) is slidably connected inside the third slide groove. A fourth slide groove is provided on one side of the fastener (3) away from the transmission member (4), and the fourth slide groove is connected to the second slide groove. A fourth circular groove is provided inside the fourth slide groove, and a fifth slide groove is provided inside the fourth circular groove. The first slider (305) is slidably connected inside the fourth slide groove. The first slider (305) is rotatably connected inside the fourth circular groove. The second slider (306) is slidably connected inside the fourth circular groove and the fifth slide groove. One end of the spring (307) is fixedly mounted on the end of the second slider (306) away from the first slider (305), and the other end of the spring (307) is fixedly mounted inside the fifth slide groove.

6. The throttle shaft for an automobile according to claim 4, characterized in that: The inner surface of the sliding cover (304) abuts against the outer surface of the screw (302).

7. The throttle shaft for an automobile according to claim 5, characterized in that: A second square groove is provided inside the fastener (3), the second square groove is fixed in two and symmetrically arranged, the second square groove, the fourth circular groove and the fourth slide groove are connected, the second square groove and the fourth slide groove form a second limiting groove, and the first sliding block (305) is slidably connected inside the second limiting groove.

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