CN216348192U

CN216348192U - Altitude valve dead zone position detection assistive device

Info

Publication number: CN216348192U
Application number: CN202122881922.6U
Authority: CN
Inventors: 汤国强; 周世雄; 张绍强
Original assignee: Hubei Shangong Precision Machinery Technology Co ltd
Current assignee: Hubei Shangong Precision Machinery Technology Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-19
Anticipated expiration: 2031-11-23

Abstract

The utility model provides a height valve dead zone position detection auxiliary tool, which relates to the technical field of height valve detection auxiliary tools and comprises a height valve, wherein a swing support is arranged on the height valve, the height valve also comprises a base plate, a positioning seat, a dial, a positioning pin, a limiting column and a pointer, the positioning pin and the limiting column are respectively and fixedly arranged on the positioning seat, the axis of the positioning pin is superposed with the circle center of the dial, the height valve is provided with a positioning hole coaxial with the swing axis of the swing support, the height valve is sleeved on the positioning pin through the positioning hole and is sleeved on the limiting column through the limiting hole, and the pointer is detachably and fixedly arranged on the swing support. The position angle of the sharp point of the pointer on the dial is the deflection angle of the swing support, when the pointer deflects to a certain scale grid left and right, the altitude valve starts to intake or exhaust, at the moment, the pointer indicates two angle positions on the dial, and the interval position is the dead zone position of the altitude valve.

Description

Altitude valve dead zone position detection assistive device

Technical Field

The utility model relates to the technical field of detection aids, in particular to the technical field of detection aids for a height valve.

Background

The suspension system of the heavy truck cab is an important system of the heavy truck cab and a chassis, and has irreplaceable effects on the aspects of ensuring driving safety, vehicle inspection and maintenance and the like. The cab suspension system comprises a height valve which can timely complete air intake and exhaust actions by dynamically sensing the height change of the vehicle so as to adjust the height of the air spring and improve the comfort of drivers and passengers. In the prior art, the altitude valve is mounted on a chassis and connected with a cab through a swing bracket. The altitude valve dead zone is a limited interval for controlling the change of an input signal of the altitude valve without any appreciable change of output quantity, namely an angle interval which a swing bracket of the altitude valve swings through from the beginning to the beginning of air intake or exhaust of the altitude valve, and the altitude valve needs to distinguish the interval from other stroke ranges in use or test and takes the interval as one of performance indexes of the altitude valve. However, the auxiliary tool for detecting the dead zone position of the height valve of the cab of the truck in the market still falls into the blank, so that the auxiliary tool for detecting the dead zone position of the height valve of the cab of the truck is urgently developed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an assistive device for detecting the position of a dead zone of a height valve, which solves the problem that the assistive device for detecting the dead zone of the height valve of a cab of a heavy truck in the prior art still belongs to a blank.

The technical scheme of the utility model is realized as follows:

altitude valve dead zone position detection assists utensil, including the altitude valve be equipped with swing support on the altitude valve, still include bed plate, positioning seat, calibrated scale, locating pin, spacing post and pointer, positioning seat and calibrated scale fixed mounting respectively are on the bed plate, locating pin and spacing post fixed mounting respectively are on the positioning seat, and the axial lead of locating pin coincides with the centre of a circle of calibrated scale, are equipped with the locating hole coaxial with swing support's oscillating shaft lead on the altitude valve, still are equipped with spacing hole on the altitude valve, and the altitude valve passes through the locating hole suit on the locating pin to suit is on spacing post through spacing hole, pointer detachably fixed mounting is on swing support, is equipped with the scale corresponding with the pointer on the upper surface of calibrated scale.

The pointer is provided with a pointer seat, the pointer seat is provided with a connecting hole, the swing support is provided with a connecting screw hole, and the connecting bolt penetrates through the connecting hole of the pointer seat and is in threaded connection with the connecting screw hole of the swing support.

Further, the height adjusting device comprises a limiting bolt, wherein a vertical hole is formed in the positioning seat, the positioning pin is fixedly inserted into the vertical hole, a through hole coaxial with the positioning hole is formed in the height valve, a central screw hole is formed in the positioning pin, the limiting bolt penetrates through the through hole and is in threaded connection with the central screw hole of the positioning pin, and the head of the limiting bolt is abutted to the height valve.

Furthermore, the positioning seat is provided with a mounting hole, and the limiting column is fixedly inserted in the mounting hole of the positioning seat.

Further, the dial is fixedly mounted on the base plate through a fixing bolt, and the dial is sleeved on the outer side of the positioning seat.

The utility model adopts the technical proposal to achieve the following beneficial effects: the altitude valve is positioned and fixed on the positioning seat through the positioning pin and the limiting column, the pointer is fixedly installed on the swing support of the altitude valve, in the detection process, the position angle of the sharp point of the pointer on the dial is the deflection angle of the swing support, when the pointer deflects to a certain scale grid left and right, the altitude valve starts to intake or exhaust, at the moment, the pointer indicates two angle positions on the dial, the interval position is the dead zone position of the altitude valve, and therefore the detection of the dead zone position of the altitude valve in the cab of the heavy truck is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without creative efforts.

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

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a perspective view of the present invention with the scale on the dial omitted;

fig. 4 is a schematic view of the utility model of fig. 3 with components such as altitude valves and pointers omitted.

In the drawings, the parts corresponding to the reference numerals are as follows:

1-height valve, 2-base plate, 3-positioning seat, 4-dial, 5-central screw hole, 6-limiting column, 7-pointer, 8-connecting bolt, 9-scale, 11-connecting screw hole, 12-pointer seat, 13-connecting hole, 14-positioning pin, 15-limiting bolt, 16-vertical hole, 17-positioning hole, 18-through hole, 19-mounting hole, 20-limiting hole, 21-swing support and 22-fixing bolt.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, utensil is assisted in altitude valve dead zone position detection, including altitude valve 1 be equipped with swing support 21 on the altitude valve 1, still include bed plate 2, positioning seat 3, calibrated scale 4, locating pin 14, spacing post 6, pointer 7, connecting bolt 8 and spacing bolt 15, positioning seat 3 fixed mounting is on bed plate 2, calibrated scale 4 passes through fixing bolt 22 fixed mounting on bed plate 2, and calibrated scale 4 cover is established in the 3 outsides of positioning seat, locating pin 14 and spacing post 6 are fixed mounting respectively on positioning seat 3, and locating pin 14 and spacing post 6 respectively with positioning seat 3's concrete junction relation as follows: a vertical hole 16 is formed in the positioning seat 3, and the positioning pin 14 is fixedly inserted in the vertical hole 16; the positioning seat 3 is provided with a mounting hole 19, and the limit column 6 is fixedly inserted in the mounting hole 19.

The axis of the positioning pin 14 coincides with the center of the circle of the dial 4, the altitude valve 1 is provided with a positioning hole 17 which is coaxial with the swinging axis of the swinging bracket 21, the altitude valve 1 is also provided with a limiting hole 20, and the altitude valve 1 is sleeved on the positioning pin 14 through the positioning hole 17 and is sleeved on the limiting column 6 through the limiting hole 20. The height valve 1 is provided with a through hole 18 coaxial with the positioning hole 17, the positioning pin 14 is provided with a central screw hole 5, the limiting bolt 15 penetrates through the through hole 18 and is in threaded connection with the central screw hole 5 of the positioning pin 14, and the head of the limiting bolt 15 is abutted to the height valve 1.

The pointer 7 is detachably and fixedly installed on the swing bracket 21, the scale 9 corresponding to the pointer 7 is arranged on the upper surface of the dial plate 4, and the specific connection relationship between the pointer 7 and the swing bracket 21 is as follows: the pointer 7 is provided with a pointer seat 12, the pointer seat 12 is provided with a connecting hole 13, the swing bracket 21 is provided with a connecting screw hole 11, and the connecting bolt 8 is arranged in the connecting hole 13 of the pointer seat 12 in a penetrating manner and is in threaded connection with the connecting screw hole 11 of the swing bracket 21.

When the height valve dead zone position detection assistive device is used, the swing bracket 21 is connected with a height valve dead zone detection instrument, the height valve 1 is communicated with an air source through the height valve dead zone detection instrument, the height valve dead zone detection instrument is an existing product in the field and can be purchased from the market directly, the specific connection relation between the height valve dead zone detection instrument and the swing bracket 21 and the communication relation between the height valve 1 and the air source are common knowledge in the field, and detailed description is not needed. Before the detection is started, the pointer 7 is aligned to a zero scale line of the dial 4, the swing support 21 of the altitude valve 1 is located at a centering position of a swing amplitude, after the detection is started, the swing support 21 and the pointer 7 are driven to swing through an altitude valve dead zone detection instrument, the position angle of a pointer sharp point of the pointer 7 on the dial 4 is the swing angle of the swing support 21, when the pointer 7 swings left and right to a certain scale grid, the altitude valve 1 starts air intake or exhaust, the pointer 7 indicates two angle positions on the dial 4 at the moment, and the interval position of the two angle positions is the dead zone position of the altitude valve 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The altitude valve dead zone position detection auxiliary tool comprises an altitude valve (1), wherein a swing support (21) is arranged on the altitude valve (1), and the altitude valve dead zone position detection auxiliary tool is characterized by further comprising a base plate (2), a positioning seat (3), a dial (4), a positioning pin (14), a limiting column (6) and a pointer (7), wherein the positioning seat (3) and the dial (4) are respectively and fixedly arranged on the base plate (2), the positioning pin (14) and the limiting column (6) are respectively and fixedly arranged on the positioning seat (3), the axial lead of the positioning pin (14) is superposed with the circle center of the dial (4), the altitude valve (1) is provided with a positioning hole (17) which is coaxial with the swing axial lead of the swing support (21), the altitude valve (1) is further provided with a limiting hole (20), the altitude valve (1) is sleeved on the positioning pin (14) through the positioning hole (17) and is sleeved on the limiting column (6) through the limiting hole (20), the pointer (7) is detachably and fixedly arranged on the swing support (21), and scales (9) corresponding to the pointer (7) are arranged on the upper surface of the dial (4).

2. The altitude valve dead zone position detection assistive device of claim 1, further comprising a connecting bolt (8), wherein a pointer base (12) is provided on the pointer (7), a connecting hole (13) is provided on the pointer base (12), a connecting screw hole (11) is provided on the swing bracket (21), and the connecting bolt (8) is inserted into the connecting hole (13) of the pointer base (12) and is threadedly connected to the connecting screw hole (11) of the swing bracket (21).

3. The auxiliary height valve dead zone position detecting tool as claimed in claim 1, further comprising a limit bolt (15), wherein a vertical hole (16) is formed in the positioning seat (3), the positioning pin (14) is fixedly inserted into the vertical hole (16), a through hole (18) coaxial with the positioning hole (17) is formed in the height valve (1), a central screw hole (5) is formed in the positioning pin (14), the limit bolt (15) is inserted into the through hole (18) and is in threaded connection with the central screw hole (5) of the positioning pin (14), and the head of the limit bolt (15) abuts against the height valve (1).

4. The altitude valve dead zone position detection aid of claim 1, wherein a mounting hole (19) is formed in the positioning seat (3), and the limiting column (6) is fixedly inserted into the mounting hole (19) of the positioning seat (3).

5. The altitude valve dead zone position detection aid of claim 1, characterized in that the dial (4) is fixedly mounted on the base plate (2) through a fixing bolt (22), and the dial (4) is sleeved outside the positioning seat (3).