CN102829713A - Automotive rut depth measuring instrument - Google Patents
Automotive rut depth measuring instrument Download PDFInfo
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- CN102829713A CN102829713A CN2012103217158A CN201210321715A CN102829713A CN 102829713 A CN102829713 A CN 102829713A CN 2012103217158 A CN2012103217158 A CN 2012103217158A CN 201210321715 A CN201210321715 A CN 201210321715A CN 102829713 A CN102829713 A CN 102829713A
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- tugboat
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- columns
- valve seat
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Abstract
The invention discloses an automotive rut depth measuring instrument, consisting of a valve seat assembly (I), a hinge assembly (II), a dragging wheel assembly (III), a long upright column and a long L-shaped swing rod. The valve seat assembly (I) is arranged on the right end of the long upright column; the left end of the long upright column is fixedly connected with the right end of the hinge assembly (II); the left end of the hinge assembly (II) is fixedly connected with the upper end of the long L-shaped swing rod; the lower end of the long L-shaped swing rod is fixedly connected with the left end of the dragging wheel assembly (III). The long upright column consists of two, three, four or five sections of upright columns according to length of a vehicle; and the two, three, four or five sections of the upright columns forming the long upright column are sequentially connected by threads from end to end. The long L-shaped swing rod consists of one, two, three or four sections of straight swing rods and an L-shaped swing rod (15) according to the length of the vehicle, and the one, two, three or four sections of the straight swing rods and the L-shaped swing rod (15) for forming the long L-shaped swing rod are sequentially connected by the threads from end to end. The automotive rut depth measuring instrument solves a problem that some rut depth measuring instruments with large number of parts result in decreasing of accuracy.
Description
Technical field
The present invention relates to a kind of measuring mechanism of automobile rut, saying more properly the present invention relates to a kind of automobile produces continuous rut when soft terrain goes automobile rut depth calibrator that is used for.
Background technology
At present, automobile goes on soft surface, and the measurement mechanism of the rut that produces is most to be laser ranging system, the continuous rut degree of depth that promptly adopts the laser sensor measured automobiles to produce, and that laser sensor is measured the cost of rut degree of depth device is higher.In addition, its structure and performance cause it to be not suitable in the desert or the depopulated zone operation.
Adopt the displacement of accurate conductive plastic potentiometer measured angular, be widely used in industrial sector at present.Serviceable life should be longer in actual use for sensor, and measuring accuracy should be higher, can be operated in dust and shake under the very big environment, and cost is lower.The sensor that present automobile rut depth measurement device is adopted also is not very desirable in the cost performance aspect cost and the precision and for the measurement of straight-line displacement.Under the situation that guarantees precision, be easy to cause sensor poor to environmental suitability, and the higher drawback of sensor cost; And when guaranteeing serviceable life and cost, can't take the requirement of its precision again into account.In addition, in order to control cost and to improve precision, have and need reduce the instrument number of components and parts as far as possible, the amount of parts of some rut depth calibrator is more at present, causes precise decreasing.Above-mentioned phenomenon is for the universal adverse effect that produced of the accurate measured automobiles rut degree of depth.
Summary of the invention
Technical matters to be solved by this invention is to have overcome prior art to exist amount of parts more, and the problem that causes measuring accuracy to descend provides a kind of automobile rut depth calibrator.
For solving the problems of the technologies described above, the present invention adopts following technical scheme to realize: described automobile rut depth calibrator is made up of with long L shaped fork valve seat assembly, hinge assembly, tugboat assembly, long column.
The valve seat assembly is installed in the right-hand member of long column, and the left end of long column is fixedly connected with the right-hand member of hinge assembly, and the left end of hinge assembly is fixedly connected with the upper end of long L shaped fork, and the lower end of long L shaped fork is fixedly connected with the left end of tugboat assembly.
Long column described in the technical scheme is made up of 2,3,4 or 5 sections columns according to the rear overhang length of vehicle, and 2,3,4 or 5 sections column head and the tail forming long column are threaded successively.The L shaped fork of described length is made up of 1,2,3 or 4 section straight fork and L shaped fork according to the rear overhang length of vehicle, and 1,2,3 or 4 section straight fork forming long L shaped fork is threaded with L shaped fork head and the tail successively.
5 sections columns described in the technical scheme are meant No. 1 column, No. 2 columns, No. 3 columns, No. 4 columns and No. 5 columns, and said 4 sections straight forks are meant No. 1 straight fork, No. 2 straight forks, No. 3 straight forks and No. 4 straight forks.It is the assembly of 1 large diameter cylinder and 1 small diameter cylinders body that No. 1 column, No. 2 columns, No. 3 columns, No. 4 columns, No. 5 columns, No. 1 straight fork, No. 2 straight forks, No. 3 straight forks and No. 4 straight forks all are arranged to; Be processed with screw thread on the external cylindrical surface of small diameter cylinders body, on the other end of large diameter cylinder and its axis be provided with tapped blind hole No. 1.The diameter of No. 1 tapped blind hole in No. 1 column, No. 2 columns, No. 3 columns, No. 4 columns, No. 5 columns, No. 1 straight fork, No. 2 straight forks, No. 3 straight forks and No. 4 straight forks on the large diameter cylinder and the external thread diameter on the small diameter cylinders body all equate.
The bar class formation spare that No. 2 columns described in the technical scheme, No. 4 columns, No. 1 straight fork and No. 3 straight forks are formed one by the small cylinder and the middle large cylinder at two ends; All be processed with external thread on two small cylinders; Described No. 1 column, No. 3 columns, No. 5 columns, No. 2 straight forks and No. 4 straight forks adopt hollow pipe fitting or solid rod member, but two ends all are processed with tapped blind hole No. 2.
Valve seat assembly described in the technical scheme comprises magnetic force valve seat star handle, magnetic force valve seat, valve seat U type circle and valve seat joint pin.The lower end of valve seat joint pin is threaded with the magnetic force valve seat, and valve seat U type snare is contained on the valve seat joint pin, and magnetic force valve seat star handle is threaded with the upper end of valve seat joint pin.
Be set with valve washer on the valve seat joint pin between the bottom face of the top end face of the magnetic force valve seat described in the technical scheme and valve seat U type circle, be set with the star spacer on the valve seat joint pin between the top end face of valve seat U type circle and the magnetic force valve seat star handle.
Hinge assembly described in the technical scheme comprises hinge U-shaped circle, hinge star handle, outer hinge adapter sleeve, outer hinge joint pin, outer hinge, inner hinge, accurate conductive plastic potentiometer, potentiometer fixed head, hinge axis and hinge axis limit spring.Outer hinge joint pin inserts in the outer hinge joint pin through hole on the hinge U-shaped circle; Hinge star handle is threaded with the left end of outer hinge joint pin; Outer hinge adapter sleeve is sleeved on the right-hand member of outer hinge joint pin for being slidingly connected; Radial direction through hole centering on radial direction through hole on the outer hinge adapter sleeve and the outer hinge joint pin, the yoke of outer hinge inserts in the radial direction through hole of outer hinge adapter sleeve and outer hinge joint pin centering.The upper end of inner hinge outside between the left side fork wall and right fork wall of hinge; Inner hinge is connected with outer hinge through through hinge axis; Be that hinge axis inserts in the left through hole of pitching on wall, inner hinge and the right fork wall, the left surface of the big column in the hinge axis is that face contacts with the right flank that wall is pitched on a left side, and the through hole on the small column of hinge axis and the left side fork wall is for being slidingly connected; Through hole on the big column of hinge axis and the right fork wall is for being slidingly connected, and through hole on the inner hinge and hinge axis are interference fit.The hinge axis limit spring is installed in the spring groove on the right side fork wall in the outer hinge, between the left side of hinge axis limit spring and the right side of the big column in the hinge axis end play is arranged.Outer hinge is fixedly connected through bolt of fixing plate with the potentiometer fixed head; The threaded area of accurate conductive plastic potentiometer is inserted in the through hole of potentiometer fixed head, in the blind hole of the cuboid on the protruding big column right flank that inserts in the hinge axis of the rectangular parallelepiped on the accurate conductive plastic potentiometer.
The left end of the outer hinge joint pin between the hinge star handle described in the technical scheme and the hinge U-shaped circle is set with hinge star spacer for contact is connected, and is set with the potentiometer spacing ring for being threaded on the threaded area of the accurate conductive plastic potentiometer on hinge axis limit spring right side.
Tugboat assembly described in the technical scheme comprises tugboat U-shaped circle, tugboat adapter sleeve, tugboat nut, tugboat, tugboat star handle, tugboat axle and tugboat joint pin.
The tugboat joint pin inserts in the tugboat joint pin through hole on the tugboat U-shaped circle; Tugboat star handle is threaded with the upper end of tugboat joint pin; The tugboat adapter sleeve is sleeved on the lower end of tugboat joint pin; The lower end that the tugboat adapter sleeve is sleeved on the tugboat joint pin is slidingly connected, and makes radial direction through hole and the radial direction through hole centering on the tugboat joint pin on the tugboat adapter sleeve.The tugboat axle inserts in the tugboat shaft through-hole on the tugboat U-shaped circle to being fixedly connected.Tugboat is sleeved on the right-hand member of tugboat axle, and the tugboat nut is threaded with the right-hand member of tugboat axle.
Tugboat joint pin upper end between tugboat star handle described in the technical scheme and the tugboat U-shaped circle is set with the tugboat packing ring and is connected for contact.Between tugboat axle and the tugboat copper bush being installed, is interference fit between tugboat axle and the copper bush, and for being slidingly connected, the right side of copper bush is connected for contact with the left side of tugboat nut between tugboat and the copper bush.
Compared with prior art the invention has the beneficial effects as follows:
1. automobile rut depth calibrator of the present invention adopts the magnetic force valve seat to be connected with automobile mechanical, through the relative motion of external crosslinking mechanism in measuring with the rigidly connected accurate conductive plastic potentiometer of hinge axis, and then accurately measures the rut degree of depth.
2. automobile rut depth calibrator of the present invention comprises mechanical type mechanism and accurate conductive plastic potentiometer, and sensor is sturdy and durable, and the life-span is high, and precision is high.
3. automobile rut depth calibrator of the present invention is simple in structure, easy for installation.In addition, the cost of automobile rut depth calibrator of the present invention is lower, and its cost is lower than 1/10 of automobile rut depth calibrator under the prior art.
4. automobile rut depth calibrator of the present invention is safe and reliable, and the electric signal of output is highly sensitive.
5. automobile rut depth calibrator of the present invention both can be used for the displacement of measured automobiles single-wheel, also can be used for the displacement of the many wheels of measured automobiles.
6. automobile of the present invention adopts the physical construction part of magnetic force valve seat; Successfully automobile rut depth calibrator is connected with the rear axle case partially rigid of vehicle; Through again the fluctuating on ground being reflected on the tugboat, guaranteed the information acquisition of accurate conductive plastic potentiometer.This structure needing to can be used for using in the machinery of this type of conversion, but has stronger generalization.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described:
Fig. 1 is the axonometric projection graph that the automobile rut depth calibrator structure of an instantiation of the present invention is formed;
Fig. 2 is that the valve seat assembly structure that is adopted in the automobile rut depth calibrator of the present invention is formed the axonometric projection graph that amplifies;
Fig. 3 is the breakdown axonometric projection graph of the valve seat assembly that adopted in the automobile rut depth calibrator of the present invention;
Fig. 4-a is the axonometric projection graph that the hinge assembly structure that adopted in the automobile rut depth calibrator of the present invention is formed;
Fig. 4-b is the axonometric projection graph after the hinge assembly shown in Fig. 4-a rotates to an angle;
Fig. 5 is the breakdown axonometric projection graph of the hinge assembly that adopted in the automobile rut depth calibrator of the present invention;
Fig. 6 is the axonometric projection graph that the tugboat assembly structure that adopted in the automobile rut depth calibrator of the present invention is formed;
Fig. 7 is the breakdown axonometric projection graph of the tugboat assembly that adopted in the automobile rut depth calibrator of the present invention;
Fig. 8 is the axonometric projection graph that the outer hinge arrangement that adopted in the automobile rut depth calibrator of the present invention is formed;
Fig. 9 is that the model that is adopted in the automobile rut depth calibrator of the present invention is the axonometric projection graph of the accurate conductive plastic potentiometer structure composition of WDD35D-4;
Among the figure: I. valve seat assembly, II. hinge assembly, III. tugboat assembly, 1. magnetic force valve seat star handle, 2. star spacer, 3. magnetic force valve seat; 4. valve washer, No. 5.1 columns, 6. valve seat U type circle, No. 7.2 columns, No. 8.3 columns, 9. hinge U-shaped circle; 10. hinge star handle, 11. outer hinges, 12. inner hinges, 13. copper bush, No. 14.1 straight forks, 15.L shape fork; 16. the tugboat packing ring, 17. tugboat U-shaped circles, 18. tugboat adapter sleeves, 19. tugboat nuts, 20. tugboats, 21. tugboat star handles; 22. accurate conductive plastic potentiometer, 23. potentiometer fixed heads, 24. bolt of fixing plates, 25. outer hinge adapter sleeves, 26. tugboat axles, 27. valve seat joint pins; 28. outer hinge joint pin, 29. hinge star spacers, 30. hinge axis, 31. tugboat joint pins, 32. hinge axis limit spring, 33. fixed head packing rings; 34. yoke, 35. left side fork walls, 36. right fork walls, 37. potentiometer spacing rings, 38. spring grooves; 39. the potentiometer terminals, 40. threaded area, 41. rectangular parallelepipeds are protruding, No. 42.2 straight forks, 43. fixed head nuts.
Embodiment
Below in conjunction with accompanying drawing the present invention is explained in detail:
Described automobile rut depth calibrator is made up of with long L shaped fork valve seat assembly I, hinge assembly II, tugboat assembly III, long column;
Valve seat assembly I is installed in the right-hand member of long column, and the left end of long column is fixedly connected with the right-hand member of hinge assembly II, and the left end of hinge assembly II is fixedly connected with the upper end of long L shaped fork, and the lower end of long L shaped fork is fixedly connected with the left end of tugboat assembly III.
Described long column can be arranged to be made up of 2,3,4 or 5 sections columns; Described 5 sections columns are 8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and No. 5 columns; It is identical that 8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and No. 5 columns can be designed to structure, and it is different also can be designed to structure.Long L shaped fork can add L shaped fork 15 by 1,2,3 or 4 section straight fork and form; Described 4 sections straight forks are No. 1 straight fork 42, No. 3 straight forks of 14, No. 2 straight forks and No. 4 straight forks; It is identical that 42, No. 3 straight forks of 14, No. 2 straight forks of No. 1 straight fork and No. 4 straight forks can be designed to structure, and it is different also can be designed to structure.The column that uses duration column and long L shaped fork to select for use is done the adaptability collocation with the hop count of straight fork by the rear overhang length of vehicle; Promptly long column can be made up of 1 section (long column), 2 sections (No. 1 column 5 and No. 2 columns 7), 3 sections (5, No. 2 columns 7 of No. 1 column and No. 3 columns 8), 4 sections (7, No. 3 columns 8 of 5, No. 2 columns of No. 1 column and No. 4 columns) and 5 sections (8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and No. 5 columns) columns; 2,3,4 or 5 sections column head and the tail forming long column are threaded successively, form the axis of rotation conllinear of 2,3,4 or 5 sections columns of long column; Long L shaped fork can add 1 section straight fork (L shaped fork 15 adds straight fork 14 No. 1), L shaped fork 15 by L shaped fork 15 and add 2 sections straight forks (L shaped fork 15 adds No. 1 straight fork 14 and No. 2 straight forks 42), L shaped fork 15 and add 3 sections straight forks (L shaped fork 15 adds 14, No. 2 straight forks 42 of No. 1 straight fork and No. 3 straight forks) and L shaped fork 15 and add 4 sections straight forks (L shaped fork 15 adds No. 1 straight fork 42, No. 3 straight forks of 14, No. 2 straight forks and No. 4 straight forks) and form; 1,2,3 or 4 section straight fork forming long L shaped fork is threaded with L shaped fork 15 head and the tail successively, forms 1,2, the 3 or 4 section straight fork of the L shaped fork of length and the axis of rotation conllinear of L shaped fork 15.How many long column in the automobile rut depth calibrator and selected hop counts of long L shaped fork be no matter be, automobile rut depth calibrator all adopts identical valve seat assembly I, hinge assembly II and tugboat assembly III.
It is identical that 8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of described No. 1 column, No. 5 columns, 42, No. 3 straight forks of 14, No. 2 straight forks of No. 1 straight fork and No. 4 straight forks can be designed to structure, and also can being designed to different being meant of structure, they can be arranged to two kinds of structures:
1. no matter be that 8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and No. 5 columns or No. 1 straight fork 42, No. 3 straight forks of 14, No. 2 straight forks and No. 4 straight forks all are arranged to is the assembly of 1 large diameter cylinder and 1 small diameter cylinders body; The axis of rotation conllinear of 1 large diameter cylinder and 1 small diameter cylinders body; Be processed with screw thread on the external cylindrical surface of small diameter cylinders body; On the other end of large diameter cylinder and its axis be provided with tapped blind hole, the external thread diameter on the diameter of the tapped blind hole on the large diameter cylinder and the small diameter cylinders body equates.The diameter of the tapped blind hole in each column or the straight fork on the large diameter cylinder is all equal with the external thread diameter on the small diameter cylinders body, promptly couples together through the external thread on tapped blind hole on the large diameter cylinder and the small diameter cylinders body between each column or the straight fork.
On one end face of L shaped fork 15 and its axis be provided with the small diameter cylinders body; The small diameter cylinders body is provided with external thread, and L shaped fork 15 is connected with No. 4 straight forks with tapped blind hole on No. 4 straight fork lower surfaces through the external thread on the small diameter cylinders body.
2. consult Fig. 1 and Fig. 3; When long column and long L shaped fork all adopt 3 sections or 5 sections; 7, No. 4 columns of described No. 2 columns, No. 1 straight fork 14 and No. 3 straight forks all can be arranged to the identical bar class formation spare of structure of forming one by two small cylinders and the middle large cylinder at two ends; The axis of rotation conllinear of two small cylinders and middle large cylinder all is processed with external thread on two small cylinders, and large cylinder is ganoid solid cylinder.8, No. 5 columns of 5, No. 3 columns of described No. 1 column, No. 2 straight forks 42 connect with No. 4 straight forks and can adopt identical hollow pipe fitting of structure or solid rod member, but their two ends all are processed with tapped blind hole.
According to the rear overhang length of vehicle, the hop count of long column institute employing column can be different with the hop count of long straight fork that L shaped fork adopts, and can free collocation can satisfy request for utilization and get final product.
Consult Fig. 1; Shown in the figure is the embodiment that long column and long L shaped fork all adopt the automobile rut depth calibrator of 3 segment structures, and it comprises valve seat assembly I, hinge assembly II, tugboat assembly III, 14, No. 2 straight forks 42 of 8, No. 1 straight fork of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and L shaped fork 15.
Valve seat assembly I is installed in the right-hand member of No. 1 column 5; The left end of No. 1 column 5 is threaded with the right-hand member of No. 2 columns 7; The left end of No. 2 columns 7 is threaded with the right-hand member of No. 3 columns 8; The left end of No. 3 columns 8 is fixedly connected with hinge assembly II right-hand member, and the left end of hinge assembly II is fixedly connected with the upper end screw thread of straight fork 14, and the lower end of straight fork 14 is fixedly connected with the upper end of No. 2 straight forks 42; The lower end of No. 2 straight forks 42 with the upper end of L shaped fork 15 be fixedly connected, the lower end of L shaped fork 15 is fixedly connected with the left end of tugboat assembly III.
When the long column in the automobile rut depth calibrator all adopted 5 segment structures with long L shaped fork, promptly long column was made up of 8, No. 4 columns of 7, No. 3 columns of 5, No. 2 columns of No. 1 column and No. 5 columns; Long L shaped fork is made up of 42, No. 3 straight forks of 14, No. 2 straight forks of No. 1 straight fork, No. 4 straight forks and L shaped fork 15.
Valve seat assembly I is installed in the right-hand member of No. 1 column 5; The left end of No. 1 column 5 is threaded with the right-hand member of No. 2 columns 7; The left end of No. 2 columns 7 is threaded with the right-hand member of No. 3 columns 8; The left end of No. 3 columns 8 is threaded with the right-hand member of No. 4 columns, and the left end of No. 4 columns is threaded with the right-hand member of No. 5 columns, and the left end of No. 5 columns is fixedly connected with hinge assembly II right-hand member.The left end of hinge assembly II is threaded with the upper end of straight fork 14; The lower end of straight fork 14 is threaded with the upper end of No. 2 straight forks 42; The lower end of No. 2 straight forks 42 is threaded with the upper end of No. 3 straight forks; The lower end of No. 3 straight forks is threaded with the upper end of No. 4 straight forks, and the lower end of No. 4 straight forks is fixedly connected with the upper end of L shaped fork 15, and the lower end of L shaped fork 15 is fixedly connected with the left end of tugboat assembly III.
Consult Fig. 2 and Fig. 3, described valve seat assembly I is made up of magnetic force valve seat star handle 1, magnetic force valve seat spacer 2, magnetic force valve seat 3, valve washer 4, valve seat U type circle 6 and valve seat joint pin 27.Valve seat assembly I is fixedly connected with the right-hand member of No. 1 column 5.
Described valve seat U-shaped circle 6 is rubber-like U type structural members; Valve seat U type circle 6 is provided with column through hole and valve seat joint pin through hole; The column through hole is that spatial vertical is intersected with the axis of rotation of valve seat joint pin through hole; The hole wall of valve seat joint pin through hole is provided with column slit (opening), and column slit and column through hole communicate, the axis of rotation coplane of the plane of symmetry in column slit and column through hole; And intersect vertically with the axis of rotation of valve seat joint pin through hole, the column slit is divided into two parts with valve seat joint pin through hole.
One (descending) end of valve seat joint pin 27 is threaded with the top of magnetic force valve seat 3; Valve washer 4, valve seat U type circle 6 are sleeved on the valve seat joint pin 27 with star spacer 2 successively; Seat cushion circle 4, valve seat U type circle 6 are followed successively by contact with star spacer 2 and are connected; Then, magnetic force valve seat star handle 1 and valve seat joint pin 27 another (on) end is threaded.The right-hand member of No. 1 column 5 inserts in the leghole on the valve seat U type circle 6 in the valve seat assembly I; When screwing magnetic force valve seat star handle 1; Owing to valve seat U type circle 6 deforms to clamp No. 1 valve seat assembly I and No. 1 column 5 are achieved a fixed connection; When unscrewing magnetic force valve seat star handle 1, can freely adjust the position of valve seat assembly I on No. 1 column 5.
Consult Fig. 4-a, Fig. 4-b and Fig. 5, hinge assembly II is made up of with potentiometer spacing ring 37 hinge U-shaped circle 9, hinge star handle 10, outer hinge adapter sleeve 25, outer hinge joint pin 28, hinge star spacer 29, outer hinge 11, inner hinge 12, accurate conductive plastic potentiometer 22, potentiometer fixed head 23, bolt of fixing plate 24, hinge axis 30, fixed head nut 43, hinge axis limit spring 32, fixed head packing ring 33.
Described hinge U-shaped circle 9 is rubber-like U type structural members; Hinge U-shaped circle 9 is provided with the column through hole and outer hinge joint pin through hole of No. 3 column 8 left ends insertions; The mutual square crossing of axis of rotation of column through hole and outer hinge joint pin through hole; The hole wall of hinge joint pin through hole is provided with column slit (opening) outside, and column slit and column through hole communicate, the axis of rotation coplane of the plane of symmetry in column slit and column through hole; And vertical with the axis of rotation of joint pin through hole, the column slit is divided into two parts with the joint pin through hole.The structure of the structure of hinge U-shaped circle 9 and valve seat U-shaped circle 6 is identical.
Outer hinge joint pin 28 inserts in the outer hinge joint pin through hole on the hinge U-shaped circle 9; Outer hinge joint pin 28 threaded left ends stretch out from the outer hinge joint pin through hole of hinge U-shaped circle 9; Hinge star spacer 29 is sleeved on the outer hinge joint pin 28 threaded external parts; Hinge star handle 10 is threaded with the left end of outer hinge joint pin 28; Outer hinge adapter sleeve 25 is sleeved on the right-hand member of outer hinge joint pin 28, and outer hinge adapter sleeve 25 is slidingly connected with the right-hand member of outer hinge joint pin 28, and makes radial direction through hole and the radial direction through hole centering on the outer hinge joint pin 28 on the outer hinge adapter sleeve 25.The yoke 34 of outer hinge 11 inserts in the radial direction through hole of the centering on outer hinge adapter sleeve 25 and the outer hinge joint pin 28; No. 3 column 8 inserts in the column through hole on the hinge U-shaped circle 9; The hinge star handle 10 screwed is about to No. 3 columns 8 and is fixed together with outer hinge 11, unscrews hinge star handle 10 and can realize adjusting the position that No. 3 columns 8 are fixedly connected with outer hinge 11.
Consult Fig. 5, described hinge axis 30 is made up of big column and small column two parts, and the right flank of big column is provided with the cuboid blind hole.
Consult Fig. 8, described outer hinge 11 is a fork configuration spare, is made up of yoke 34, left side fork wall 35, right fork wall 36.Yoke 34 is a right cylinder, and left side fork wall 35 overlaps with the right through hole axial line of pitching on the wall 36, has spring groove 38 in the through hole of right fork wall 36, and spring groove 38 is used to lay hinge axis limit spring 32.Rectangular parallelepiped bossing on right fork wall 36 front end faces is provided with two through holes, is used to connect potentiometer fixed head 23.The axis of two through holes is parallel to each other and perpendicular to the right side of right side fork wall 36.
Consult Fig. 9, described model be the accurate conductive plastic potentiometer 22 of WDD35D-4 by potentiometer terminals 39, threaded area 40, rectangular parallelepiped protruding 41 is formed.
Consult Fig. 1, Fig. 6 and Fig. 7, described tugboat assembly III is made up of copper bush 13, tugboat packing ring 16, tugboat U-shaped circle 17, tugboat adapter sleeve 18, tugboat nut 19, tugboat 20, tugboat star handle 21, tugboat axle 26, tugboat joint pin 31.
The structure of the structure of described tugboat U-shaped circle 17 and hinge U-shaped circle 9 is identical, and the structure of described tugboat joint pin 31 is identical with the structure of outer hinge joint pin 28, and described tugboat adapter sleeve 18 structures are identical with the structure of outer hinge adapter sleeve 25.
Consult Fig. 6 and Fig. 7; Tugboat joint pin 31 inserts in the tugboat joint pin through hole on the tugboat U-shaped circle 17; Stretch out the tugboat joint pin through hole of tugboat joint pin 31 threaded upper ends from tugboat U-shaped circle 17; Tugboat packing ring 16 is sleeved on the tugboat joint pin 31 threaded external parts, and tugboat star handle 21 is threaded with the upper end of tugboat joint pin 31, and tugboat adapter sleeve 18 is sleeved on the lower end of tugboat joint pin 31; Tugboat adapter sleeve 18 is slidingly connected with the lower end of tugboat joint pin 31, and makes radial direction through hole and the radial direction through hole centering on the tugboat joint pin 31 on the outer tugboat adapter sleeve 18.L shaped fork 15 inserts on tugboat adapter sleeves 18 and the tugboat joint pin 31 in the radial direction through hole of centering; Tugboat axle 26 inserts in the tugboat shaft through-hole on the tugboat U-shaped circle 17; The tugboat star handle 21 of screwing is about to L shaped fork 15 and is fixed together with tugboat axle 26, unscrews tugboat star handle 21 and can realize adjusting the position that L shaped fork 15 is fixedly connected with tugboat axle 26.
Described tugboat 20 is for adopting rubber, the disc-like structural member processed of type of moulding material firmly, and the center of tugboat 20 is provided with shaft through-hole vertically, and the outer warp of the diameter of the shaft through-hole on the tugboat 20 and copper bush 13 is equal.
Consult Fig. 1, the right-hand member of the left end of No. 1 column 5 and No. 2 columns 7 is for being threaded, and the right-hand member of the left end of No. 2 columns 7 and No. 3 columns 8 is for being threaded.The lower end of inner hinge 12 and No. 1 straight fork 14 upper end for be threaded, No. 1 straight fork 14 lower end and No. 2 straight fork 42 upper ends for be threaded, No. 2 straight fork 42 lower ends and L shaped fork 15 upper ends are for being threaded.
The principle of work of automobile rut depth calibrator:
Consult Fig. 1, open the switch of magnetic force valve seat 3, magnetic force valve seat 3 promptly produces magnetic, utilizes magnetic force that valve seat assembly I is adsorbed on the vehicle rear axle axle housing.
There is not relative motion between valve seat assembly I, 7, No. 3 columns 8 of 5, No. 2 columns of No. 1 column, hinge star handle 10, hinge star spacer 29, hinge U-shaped circle 9, outer hinge joint pin 28, outer hinge adapter sleeve 25, outer hinge 11, hinge axis limit spring 32, accurate conductive plastic potentiometer 22, potentiometer fixed head 23, bolt of fixing plate 24, fixed head nut 31, the fixed head packing ring 33.
There is not relative motion between the straight fork of No. 16,2, the straight fork of No. 30,1, inner hinge 12, hinge axis 14, L shaped fork 15, tugboat packing ring 42, copper bush 13, tugboat packing ring 16, tugboat U-shaped circle 17, tugboat adapter sleeve 18, tugboat nut 19, tugboat star handle 21, tugboat axle 26, the fixed head nut 31.
Model is that the rectangular parallelepiped protruding 41 of the accurate conductive plastic potentiometer 22 of WDD35D-4 is fixedly connected with hinge axis 30; During running car; Tugboat 20 rises and falls with the road surface; Cause the relative motion of outer hinge 11 and inner hinge 12, thereby the rut degree of depth be reflected on the relative angular displacement between hinge that accurate conductive plastic potentiometer 22 is measured the relative angular displacement of outer hinge 11 and inner hinge 12; And be translated into electric signal output; After the angular displacement that the rut degree of depth of the initial point that records is the corresponding angular displacement addition corresponding with the relative rut degree of depth, the relation of the absolute rut degree of depth that can obtain vehicle and corresponding angular displacement analog voltage signal, and then record the absolute rut degree of depth of vehicle.
Claims (10)
1. an automobile rut depth calibrator is characterized in that, described automobile rut depth calibrator is made up of with long L shaped fork valve seat assembly (I), hinge assembly (II), tugboat assembly (III), long column;
Valve seat assembly (I) is installed in the right-hand member of long column; The left end of long column is fixedly connected with the right-hand member of hinge assembly (II); The left end of hinge assembly (II) is fixedly connected with the upper end of long L shaped fork, and the lower end of long L shaped fork is fixedly connected with the left end of tugboat assembly (III).
2. according to the described automobile rut of claim 1 depth calibrator, it is characterized in that described long column is made up of 2,3,4 or 5 sections columns according to the rear overhang length of vehicle, 2,3,4 or 5 sections column head and the tail forming long column are threaded successively;
The L shaped fork of described length is made up of 1,2,3 or 4 section straight fork and L shaped fork (15) according to the rear overhang length of vehicle, and 1,2,3 or 4 section straight fork forming long L shaped fork is threaded with L shaped fork (15) head and the tail successively.
3. according to the described automobile rut of claim 2 depth calibrator; It is characterized in that; Described 5 sections columns are meant No. 1 column (5), No. 2 columns (7), No. 3 columns (8), No. 4 columns and No. 5 columns, and said 4 sections straight forks are meant No. 1 straight fork (14), No. 2 straight forks (42), No. 3 straight forks and No. 4 straight forks;
It is the assembly of 1 large diameter cylinder and 1 small diameter cylinders body that No. 1 column (5), No. 2 columns (7), No. 3 columns (8), No. 4 columns, No. 5 columns, No. 1 straight fork (14), No. 2 straight forks (42), No. 3 straight forks and No. 4 straight forks all are arranged to; Be processed with screw thread on the external cylindrical surface of small diameter cylinders body; On the other end of large diameter cylinder and its axis be provided with tapped blind hole No. 1, the diameter of No. 1 tapped blind hole in No. 1 column (5), No. 2 columns (7), No. 3 columns (8), No. 4 columns, No. 5 columns, No. 1 straight fork (14), No. 2 straight forks (42), No. 3 straight forks and No. 4 straight forks on the large diameter cylinder and the external thread diameter on the small diameter cylinders body all equate.
4. according to the described automobile rut of claim 3 depth calibrator; It is characterized in that; Described No. 2 columns (7), No. 4 columns, No. 1 straight fork (14) and No. 3 straight forks are made up of the bar class formation spare of one the small cylinder at two ends and middle large cylinder; All be processed with external thread on two small cylinders; Described No. 1 column (5), No. 3 columns (8), No. 5 columns, No. 2 straight forks (42) adopt hollow pipe fitting or solid rod member with No. 4 straight forks, but two ends all are processed with tapped blind hole No. 2.
5. according to the described automobile rut of claim 1 depth calibrator, it is characterized in that described valve seat assembly (I) comprises magnetic force valve seat star handle (1), magnetic force valve seat (3), valve seat U type circle (6) and valve seat joint pin (27);
The lower end of valve seat joint pin (27) is threaded with magnetic force valve seat (3), and valve seat U type circle (6) is sleeved on the valve seat joint pin (27), and magnetic force valve seat star handle (1) is threaded with the upper end of valve seat joint pin (27).
6. according to the described automobile rut of claim 3 depth calibrator; It is characterized in that; Be set with valve washer (4) on the valve seat joint pin (27) between the bottom face of the top end face of described magnetic force valve seat (3) and valve seat U type circle (6), be set with star spacer (2) on the valve seat joint pin (27) between the top end face of valve seat U type circle (6) and the magnetic force valve seat star handle (1).
7. according to the described automobile rut of claim 1 depth calibrator; It is characterized in that described hinge assembly (II) comprises hinge U-shaped circle (9), hinge star handle (10), outer hinge adapter sleeve (25), outer hinge joint pin (28), outer hinge (11), inner hinge (12), accurate conductive plastic potentiometer (22), potentiometer fixed head (23), hinge axis (30) and hinge axis limit spring (32);
Outer hinge joint pin (28) inserts in the outer hinge joint pin through hole on the hinge U-shaped circle (9); Hinge star handle (10) is threaded with the left end of outer hinge joint pin (28); Outer hinge adapter sleeve (25) is sleeved on the right-hand member of outer hinge joint pin (28) for being slidingly connected; Radial direction through hole centering on radial direction through hole on the outer hinge adapter sleeve (25) and the outer hinge joint pin (28), the yoke (34) of outer hinge (11) are inserted in the radial direction through hole of outer hinge adapter sleeve (25) and outer hinge joint pin (28) centering;
The upper end of inner hinge (12) is positioned between the left side fork wall (35) and right fork wall (36) of outer hinge (11); Inner hinge (12) is rotationally connected through hinge axis (30) and outer hinge (11); Be that hinge axis (30) inserts in the through hole on left side fork wall (35), inner hinge (12) and the right fork wall (36); The left surface of the big column in the hinge axis (30) is that face contacts with the right flank of left side fork wall (35); Through hole on the small column of hinge axis (30) and the left side fork wall (35) is for being slidingly connected; Through hole on the big column of hinge axis (30) and the right fork wall (36) is for being slidingly connected, and through hole on the inner hinge (12) and hinge axis (30) are interference fit; Hinge axis limit spring (32) is installed in the spring groove (38) on the right side fork wall (36) in the outer hinge (11), between the right side of the big column in the left side of hinge axis limit spring (32) and the hinge axis (30) end play is arranged; Outer hinge (11) is fixedly connected through bolt of fixing plate (24) with potentiometer fixed head (23); The threaded area (40) of accurate conductive plastic potentiometer (22) is inserted in the through hole of potentiometer fixed head (23), and the rectangular parallelepiped on the accurate conductive plastic potentiometer (22) protruding (41) inserts in the blind hole of the cuboid on the big column right flank in the hinge axis (30).
8. according to the described automobile rut of claim 5 depth calibrator; It is characterized in that; The left end of the outer hinge joint pin (28) between described hinge star handle (10) and the hinge U-shaped circle (9) is set with hinge star spacer (29) for contact is connected, and is set with potentiometer spacing ring (37) for being threaded on the threaded area (40) of the accurate conductive plastic potentiometer (22) on hinge axis limit spring (32) right side.
9. according to the described automobile rut of claim 1 depth calibrator; It is characterized in that described tugboat assembly (III) comprises tugboat U-shaped circle (17), tugboat adapter sleeve (18), tugboat nut (19), tugboat (20), tugboat star handle (21), tugboat axle (26) and tugboat joint pin (31);
Tugboat joint pin (31) inserts in the tugboat joint pin through hole on the tugboat U-shaped circle (17); Tugboat star handle (21) is threaded with the upper end of tugboat joint pin (31); Tugboat adapter sleeve (18) is sleeved on the lower end of tugboat joint pin (31); The lower end that tugboat adapter sleeve (18) is sleeved on tugboat joint pin (31) is slidingly connected, and makes radial direction through hole and the radial direction through hole centering on the tugboat joint pin (31) on the tugboat adapter sleeve (18); Tugboat axle (26) inserts in the tugboat shaft through-hole on the tugboat U-shaped circle (17) to being fixedly connected; Tugboat (20) is sleeved on the right-hand member of tugboat axle (26), and tugboat nut (19) is threaded with the right-hand member of tugboat axle (26).
10. according to the described automobile rut of claim 7 depth calibrator, it is characterized in that tugboat joint pin (31) upper end between described tugboat star handle (21) and the tugboat U-shaped circle (17) is set with tugboat packing ring (16) and is connected for contact; Between tugboat axle (26) and the tugboat (20) copper bush (13) is installed; Between tugboat axle (26) and the copper bush (13) is interference fit; For being slidingly connected, the right side of copper bush (13) is connected for contact with the left side of tugboat nut (19) between tugboat (20) and the copper bush (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321715.8A CN102829713B (en) | 2012-09-03 | 2012-09-03 | Automotive rut depth measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321715.8A CN102829713B (en) | 2012-09-03 | 2012-09-03 | Automotive rut depth measuring instrument |
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| Publication Number | Publication Date |
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| CN102829713A true CN102829713A (en) | 2012-12-19 |
| CN102829713B CN102829713B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210321715.8A Expired - Fee Related CN102829713B (en) | 2012-09-03 | 2012-09-03 | Automotive rut depth measuring instrument |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113906A1 (en) * | 1982-12-21 | 1984-07-25 | Hein-Werner Corporation | Method for measuring deformations of vehicle frames or bodies and measuring frame for performing that method |
| CN201740499U (en) * | 2010-04-23 | 2011-02-09 | 上海通用汽车有限公司 | Measuring tool |
| CN102410807A (en) * | 2011-12-04 | 2012-04-11 | 吉林大学 | Automobile rutting depth measuring mechanism |
| CN202793308U (en) * | 2012-09-03 | 2013-03-13 | 吉林大学 | Gauge for rut depth of automobile |
-
2012
- 2012-09-03 CN CN201210321715.8A patent/CN102829713B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113906A1 (en) * | 1982-12-21 | 1984-07-25 | Hein-Werner Corporation | Method for measuring deformations of vehicle frames or bodies and measuring frame for performing that method |
| CN201740499U (en) * | 2010-04-23 | 2011-02-09 | 上海通用汽车有限公司 | Measuring tool |
| CN102410807A (en) * | 2011-12-04 | 2012-04-11 | 吉林大学 | Automobile rutting depth measuring mechanism |
| CN202793308U (en) * | 2012-09-03 | 2013-03-13 | 吉林大学 | Gauge for rut depth of automobile |
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| Publication number | Publication date |
|---|---|
| CN102829713B (en) | 2015-04-08 |
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