CN112540187A - Flexibly connected vehicle speed sensor - Google Patents
Flexibly connected vehicle speed sensor Download PDFInfo
- Publication number
- CN112540187A CN112540187A CN202011385061.6A CN202011385061A CN112540187A CN 112540187 A CN112540187 A CN 112540187A CN 202011385061 A CN202011385061 A CN 202011385061A CN 112540187 A CN112540187 A CN 112540187A
- Authority
- CN
- China
- Prior art keywords
- sliding pipe
- sliding
- pipe
- sleeve
- vehicle speed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a flexibly-connected vehicle speed sensor which comprises a sliding pipe, wherein a multidirectional damping structure is arranged on the circumferential side of the sliding pipe, the multidirectional damping structure comprises four first magnet blocks fixedly connected to the circumferential side of the sliding pipe, auxiliary springs are fixedly arranged in the directions of the four first magnet blocks, which are far away from the sliding pipe, the end parts of the auxiliary springs are sleeved with first coils, and one ends of the first coils, which are far away from the sliding pipe, are fixedly provided with movable frames positioned on the circumferential side of the sliding pipe. The speed measuring sensor has the advantages that the detection direction of the speed measuring sensor can be adjusted through the angle adjusting structure, the speed measuring sensor can be adjusted according to different vehicle types in the actual use process, the application range is expanded, speed measurement can be realized when the vehicle gear deviates, and the adjustment is convenient; through the multi-direction shock-absorbing structure who is equipped with, can multi-directionally carry out the shock attenuation to the sensor, make the shock attenuation effect better, better adaptation vehicle jolts, avoid the vehicle to jolt the multisensor and cause the damage.
Description
Technical Field
The invention relates to a vehicle speed sensor, in particular to a flexibly connected vehicle speed sensor.
Background
The vehicle speed sensor disclosed in the Chinese patent (application number: CN201220168515.9) comprises a sensor body, a plug and a multi-core wire for connecting the sensor body and the plug, wherein the sensor body comprises a shell, an iron core arranged in the shell, a coil frame coated outside the iron core, a coil wound on the coil frame and a connecting terminal, a plurality of positioning sleeves are uniformly distributed on the peripheral surface of the multi-core wire, a fixing plate detachably connected with an external part is arranged on the shell, and a clamping hole connected with the shell in a clamping manner and a screw hole for a screw to pass through are arranged on the fixing plate. By adopting the technical scheme, the vehicle speed sensor is convenient to install and compact in connection.
However, in the specific implementation, the sensor body is rigidly connected with the fixing plate, so that the automobile is often in a bumpy state during running, and the sensor is easily damaged.
According to the 'vehicle speed sensor' disclosed by Chinese utility model (application number: CN201320481709.9), the vehicle speed sensor comprises a sensor body, a multi-core wire and a plug, wherein a tower-shaped spring is arranged at the joint of the sensor body and the multi-core wire, the spring and the sensor body are fixedly connected by epoxy encapsulation, the multi-core wire passes through the spring, and a plastic plug outer sleeve is arranged outside the plug to play a role in water prevention. The utility model discloses when being in packing or user state, the spring can play buffering and damping effect for the difficult rupture of multicore wire improves speed sensor's life.
However, in the specific implementation, the direction of the sensor cannot be changed according to the actual use position, and secondly, the vibration direction of the automobile during running is variable, so that the vibration in all directions cannot be well buffered. We have therefore developed this and propose a flexibly linked vehicle speed sensor.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a flexibly-connected vehicle speed sensor.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a flexibly connected vehicle speed sensor, which comprises a sliding pipe, wherein a multidirectional damping structure is arranged on the circumference side of the sliding pipe, the multidirectional damping structure comprises four first magnet blocks fixedly connected to the circumference side of the sliding pipe, auxiliary springs are fixedly arranged in the directions of the four first magnet blocks away from the sliding pipe, a first coil is sleeved at the end part of each auxiliary spring, a movable frame positioned on the circumference side of the sliding pipe is fixedly arranged at one end of the first coil away from the sliding pipe, a cylindrical iron block positioned in the auxiliary springs is fixedly arranged in the movable frame, resistance rods are fixedly arranged on the four sides of the cylindrical iron block, a mounting frame is arranged outside the movable frame, strip-shaped holes are formed in the four sides of the mounting frame, sliding grooves are formed in the strip-shaped holes, a connecting structure is fixedly arranged at the four corners of the rear end of the mounting frame, and conducting rings positioned in the sliding grooves are sleeved on the resistance rods, the end fixing of resistance stick is equipped with the stopper, the cover is equipped with the spacing spring that is located between conducting ring and the stopper on the resistance stick, the inside of slide pipe is equipped with the angle modulation structure, the angle modulation structure includes fixed connection in the inside fixed plate of slide pipe, the rear end of fixed plate is fixed and is equipped with driving motor, driving motor's pivot is passed the fixed plate and is equipped with rotatory extending structure, rotatory extending structure's front end is equipped with the transfer line, the one end of transfer line is equipped with tacho sensor through a spherical axle hinge, tacho sensor's middle part is fixed and is equipped with global shape axle, global shape axle inlays the one end of locating the slide pipe, the opposite side cover of slide pipe is equipped with the sleeve, telescopic inside is equipped with axial shock-absorbing structure, telescopic one end is equipped with convenient mounting structure.
As a preferred technical proposal of the invention, the rotary telescopic structure comprises a threaded rod fixedly connected with a rotating shaft of a driving motor, a first electromagnet and a clamping disc are sleeved on a rotating shaft of the driving motor, the first electromagnet is positioned between the clamping disc and the fixed plate, a plurality of sliding columns are fixedly arranged on the circumferential side of one side of the clamping disc, one side of the fixed plate is provided with a plurality of sliding holes matched with the sliding columns, the sliding columns penetrate into the sliding holes, the circumference side of the threaded rod is in threaded connection with a telescopic sleeve, one end of the telescopic sleeve is hinged with the transmission rod, the telescopic sleeve is sleeved with an outer sleeve, four limiting grooves are arranged inside the outer sleeve, the circumference side of telescopic tube is fixed and is equipped with four limit strip that are arranged in the spacing groove, the circumference side that the outer tube is close to fixed plate one end is fixed and is equipped with limit carousel, the circumference side that blocks the adjacent one side of dish and limit carousel all is equipped with the meshing tooth.
According to the preferable technical scheme, the axial shock absorption structure comprises a plastic pipe, a first wire ring is sleeved on the circumferential side of the plastic pipe, metal blocks are fixedly arranged at two ends of the plastic pipe, a second wire ring is sleeved on the circumferential sides of the two metal blocks, a cylindrical magnet is arranged in the plastic pipe, buffer springs are arranged at two ends of the cylindrical magnet, a stress rod is fixedly arranged in the middle of one side, close to the sliding pipe, of the cylindrical magnet, the buffer springs are sleeved on the stress rod, and the end portion of the stress rod penetrates through the metal block, close to one end of the sliding pipe, and is fixedly connected with the sliding pipe.
According to the technical scheme, the convenient installation structure comprises the expansion column and the expansion installation piece, the expansion column is located inside the plastic pipe, one end of the expansion column penetrates through the sleeve to be fixedly provided with the clamping head, the other end of the expansion column is fixedly provided with the second magnet block, the expansion installation piece is fixedly connected to one side of the sleeve, and the clamping head is located inside the expansion installation piece.
According to the preferred technical scheme, the expansion mounting part is composed of four expansion arc-shaped plates, surface threads are arranged on the circumferential side of the expansion mounting part, a plurality of clamping grooves matched with the clamping heads are formed in the expansion mounting part, and four anti-falling blocks corresponding to the expansion arc-shaped plates are fixedly arranged on the circumferential side of the end portion of the expansion mounting part.
In a preferred embodiment of the present invention, the circumferential side of the slide pipe and the surface of the global shaft are covered with rubber layers.
As a preferred technical scheme of the invention, the connecting structure consists of a telescopic rod and a mounting plate.
The invention has the beneficial effects that: this kind of flexible coupling's speed of a motor vehicle sensor:
1. the detection direction of the speed measuring sensor can be adjusted through the angle adjusting structure, the speed measuring sensor can be adjusted according to different vehicle types in the actual use process, the application range is expanded, speed measurement can be realized when the vehicle gear deviates, and the adjustment is convenient;
2. the multi-direction damping structure is arranged, so that the sensor can be damped in multiple directions, the damping effect is better, the sensor can better adapt to vehicle bump, and the damage caused by multiple sensors during vehicle bump is avoided;
3. through the axial damping structure, the damping is realized by utilizing the spring and the electromagnetism and the electric energy generated by the damping structure, the axial damping effect can be improved, and the sensor can be better protected;
4. the convenient mounting structure is matched with the axial damping structure for use, so that the sensor is convenient to mount, and meanwhile, the magnetic force of the cylindrical magnet can be utilized to push the chuck when the axial damping structure damps, so that the chuck is more fastened and cannot be loosened, and the mounting reliability is improved;
5. the speed sensor is connected with the vehicle by adopting flexible connection, so that the vehicle is not easy to break or deviate when running, the speed measurement result is more accurate, and the running safety of the vehicle is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic representation of a flexibly linked vehicle speed sensor of the present invention;
FIG. 2 is a schematic cross-sectional view of a flexibly connected vehicle speed sensor bushing of the present invention;
FIG. 3 is a schematic cross-sectional view of a slide tube of a flexibly-connected vehicle speed sensor according to the present invention;
FIG. 4 is a schematic diagram of a rotationally-telescoping configuration of a flexibly-linked vehicle speed sensor in accordance with the present invention;
FIG. 5 is a schematic cross-sectional view of an axial shock absorbing structure in a flexibly connected vehicle speed sensor in accordance with the present invention.
FIG. 6 is a schematic structural view of a convenient mounting structure in a flexibly connected vehicle speed sensor of the present invention.
FIG. 7 is a schematic structural diagram of a multi-directional shock absorbing structure in a flexibly connected vehicle speed sensor according to the present invention.
In the figure: 1. a slide pipe; 2. a sleeve; 3. a speed measuring sensor; 4. a multi-directional shock-absorbing structure; 41. a first magnet block; 42. an auxiliary spring; 43. a cylindrical iron block; 44. a first coil; 45. a movable frame; 46. a resistance rod; 47. conducting rings; 48. a limiting block; 49. installing a frame; 410. a strip-shaped hole; 411. a chute; 5. a connecting structure; 6. a structure is convenient to mount; 61. opening the column; 62. an expansion arc plate; 63. clamping a head; 64. a card slot; 65. an anti-drop block; 66. surface threading; 7. an angle adjustment structure; 71. a fixing plate; 72. a drive motor; 73. a rotary telescopic structure; 731. a threaded rod; 732. an electromagnet; 733. a locking plate; 734. a traveler; 735. a telescopic sleeve; 736. a rotation limiting bar; 737. an outer sleeve; 738. a limiting disc; 74. a transmission rod; 75. a global shaft; 8. an axial shock-absorbing structure; 81. a plastic tube; 82. a cylindrical magnet; 83. a first wire loop; 84. a metal block; 85. a second conductive coil; 86. a stress beam; 87. a buffer spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, 2, 3, 4, 5, 6 and 7, the flexibly connected vehicle speed sensor of the present invention comprises a slide tube 1, a multidirectional shock-absorbing structure 4 is arranged on the circumference side of the slide tube 1, the multidirectional shock-absorbing structure 4 comprises four first magnet blocks 41 fixedly connected to the circumference side of the slide tube 1, auxiliary springs 42 are fixedly arranged in the directions of the four first magnet blocks 41 away from the slide tube 1, a first coil 44 is sleeved on the end portion of the auxiliary spring 42, a movable frame 45 positioned on the circumference side of the slide tube 1 is fixedly arranged at one end of the first coil 44 away from the slide tube 1, a cylindrical iron block 43 positioned inside the auxiliary spring 42 is fixedly arranged inside the movable frame 45, resistance rods 46 are fixedly arranged on the four sides of the cylindrical iron block 43, a mounting frame 49 is arranged outside the movable frame 45, strip-shaped holes 410 are arranged on the side of the mounting frame 49, sliding grooves 411 are arranged inside the strip-shaped holes 410, the four corners at the rear end of the mounting frame 49 are fixedly provided with connecting structures 5, the resistance rod 46 is sleeved with a conducting ring 47 positioned in the sliding groove 411, the end part of the resistance rod 46 is fixedly provided with a limiting block 48, the resistance rod 46 is sleeved with a limiting spring positioned between the conducting ring 47 and the limiting block 48, the sliding tube 1 is internally provided with an angle adjusting structure 7, the angle adjusting structure 7 comprises a fixing plate 71 fixedly connected in the sliding tube 1, the rear end of the fixing plate 71 is fixedly provided with a driving motor 72, the rotating shaft of the driving motor 72 penetrates through the fixing plate 71 to be provided with a rotary telescopic structure 73, the front end of the rotary telescopic structure 73 is provided with a transmission rod 74, one end of the transmission rod 74 is hinged with a speed measuring sensor 3 through a spherical shaft, the middle part of the speed measuring sensor 3 is fixedly provided with a global shaft 75, the global shaft 75 is embedded in one end of the sliding tube 1, the other side of, the one end of sleeve 2 is equipped with convenient mounting structure 6, and convenient mounting structure 6 is used for the auxiliary structure in advance when this sensor of installation to ingenious utilization axial shock-absorbing structure 8, design benefit effectively utilizes self structural feature.
Wherein, the rotary telescopic structure 73 comprises a threaded rod 731 fixedly connected to the rotating shaft of the driving motor 72, a first electromagnet 732 and a stop disc 733 are sleeved on the rotating shaft of the driving motor 72, the first electromagnet 732 is positioned between the stop disc 733 and the fixing plate 71, a plurality of sliding columns 734 are fixedly arranged on one side circumference side of the stop disc 733, a plurality of sliding holes matched with the sliding columns 734 are arranged on one side of the fixing plate 71, the sliding columns 734 penetrate the sliding holes, a telescopic sleeve 735 is connected with the circumference side of the threaded rod 731 in a threaded manner, one end of the telescopic sleeve 735 is hinged with the transmission rod 74, an outer sleeve 737 is sleeved on the telescopic sleeve 735, four limit grooves are arranged inside the outer sleeve 737, four limit strips 736 positioned in the limit grooves are fixedly arranged on the circumference side of the telescopic sleeve 735, a limit turntable 738 is fixedly arranged on the circumference side of one end of the outer sleeve 737 close to the circumference of the fixing plate 71, engaging teeth are arranged, can adjust the detection direction of speed sensor 3, can adjust according to different motorcycle types in the in-service use process, enlarge application scope, also can realize testing the speed when the vehicle gear takes place to squint, convenient adjustment.
Wherein, axial shock-absorbing structure 8 includes plastic tubing 81, the circumference side cover of plastic tubing 81 is equipped with wire circle 83 No. one, the both ends of plastic tubing 81 are all fixed and are equipped with metal block 84, the circumference side of two metal block 84 all is equipped with wire circle 85 No. two, the inside of plastic tubing 81 is equipped with cylindricality magnet 82, the both ends of cylindricality magnet 82 all are equipped with buffer spring 87, cylindricality magnet 82 is close to the fixed atress pole 86 that is equipped with in middle part of slip pipe 1 one side, buffer spring 87 overlaps on the atress pole 86, the tip of atress pole 86 passes metal block 84 and slip pipe 1 fixed connection close to slip pipe 1 one end, utilize spring and electromagnetism shock attenuation, and can utilize the electric energy of self production to realize the shock attenuation, can improve axial shock attenuation effect, better protect the sensor.
Wherein, convenient mounting structure 6 is including strutting post 61 and inflation installed part, it is located the inside of plastic tubing 81 to strut post 61, the one end that struts post 61 passes the fixed dop 63 that is equipped with of sleeve 2, the other end that struts post 61 is fixed to be equipped with No. two magnet pieces, inflation installed part fixed connection is in one side of sleeve 2, dop 63 is located the inside of inflation installed part, cooperation axial shock-absorbing structure 8 uses, make things convenient for the installation of sensor, the magnetism promotion dop 63 of cylindricality magnet 82 when can utilizing the shock attenuation of axial shock-absorbing structure 8 simultaneously, make dop 63 fasten more, can not become flexible, the reliability of installation is improved.
The expansion mounting part is composed of four expansion arc-shaped plates 62, surface threads 66 are arranged on the circumferential side of the expansion mounting part, a plurality of clamping grooves 64 matched with the clamping heads 63 are formed in the expansion mounting part, and four anti-falling blocks 65 corresponding to the expansion arc-shaped plates 62 are fixedly arranged on the circumferential side of the end portion of the expansion mounting part.
Wherein, the circumference of the slide pipe 1 and the surface of the global shaft 75 are covered with rubber layers, which improves the sealing performance and avoids the entry of impurities.
Wherein, connection structure 5 comprises telescopic link and mounting panel, the one end and the mounting frame 49 fixed connection of telescopic link, the other end and the mounting panel fixed connection of telescopic link, the mounting panel is used for being connected with the automobile body, guarantees stability.
When the portable installation structure works, the portable installation structure 6 is firstly inserted into an installation hole on a vehicle until the anti-falling block 65 passes through the installation hole, then the sliding pipe 1 is pushed to enable the stress rod 86 to push the cylindrical magnet 82, the cylindrical magnet 82 pushes the spreading column 61 to enable the spreading column 61 to enter the expansion installation part, the expansion installation part is spread, the chuck 63 is clamped into the clamping groove 64, then the portable installation structure is installed on the vehicle through screws, the normally clamping disc 733 and the limit turntable 738 are in a separated state, the driving motor 72 drives the threaded rod 731 to rotate, the threaded rod 731 drives the telescopic sleeve 735 and the outer sleeve 737 to simultaneously rotate, the driving transmission rod 74 of the telescopic sleeve 735 rotates, so that the angle of the rotary telescopic structure 73 is changed, the first electromagnet 732 is electrified, the first electromagnet 732 sucks the clamping disc 733 and the limit turntable 738, the clamping disc 733 and the limit turntable 738 are connected through meshing teeth, and the outer sleeve 737, when the threaded rod 731 rotates, the telescopic sleeve 735 moves axially through threads, so that the angle between the transmission rod 74 and the speed measuring sensor 3 is changed, the effect of adjusting the inclination angle of the speed measuring sensor 3 is achieved, the detection angle of the speed measuring sensor 3 can be adjusted, the adjustment can be performed according to different vehicle types in the actual use process, the application range is expanded, when the vehicle runs and jolts occur, the longitudinal and transverse displacement of the sensor is performed, the multi-direction damping structure 4 is utilized for damping, one end of the first coil 44 is communicated with the resistance rod 46, then the other end of the first coil 44 is connected with the conducting ring 47 to form a circuit, when the sleeve 2 moves towards one direction, the movable frame 45 is driven to move, the movable frame 45 drives the resistance rod 46 in the moving direction to slide in the conducting ring 47 in the direction, after the conducting ring 47 is close to the sleeve 2, the distance of current, the current in the circuit is increased, the magnetism of the electromagnet formed by the first coil 44 and the cylindrical iron block 43 is increased, the repulsion to the first magnet block 41 is increased, the sleeve 2 can be subjected to the force in the opposite moving direction, the damping and buffering effect is achieved, meanwhile, the auxiliary spring 42 and the limiting block 48 assist in buffering, the sensor is prevented from being broken, when the sliding tube 1 is displaced axially, the sliding tube 1 pushes the force receiving rod 86 to enable the cylindrical magnet 82 to slide in the plastic tube 81, due to the existence of the first wire coil 83, the first wire coil 83 cuts the magnetic induction line to generate current, the mechanical energy of the cylindrical magnet 82 is converted into electric energy to be difficult to slide, the plastic tube 81 is communicated with the second wire coil 85, the second wire coil 85 and the metal block 84 are electrified to form the electromagnet, when the cylindrical magnet 82 moves towards one end of the plastic tube 81, the metal block 84 at the end of the cylindrical magnet 82 is close to the end, the metal block 84 forms a repulsive force to reversely push, the metal block 84 at the other end generates suction to attract the cylindrical magnet 82, so that shock absorption and buffering are achieved, when the cylindrical magnet 82 moves towards the other end of the plastic pipe 81, the current direction in the first conducting coil 83 is changed to be opposite, the magnetic direction of the electromagnet formed by the metal block 84 and the second conducting coil 85 is changed to be opposite, the cylindrical magnet 82 is continuously prevented from moving, and the buffer spring 87 performs mechanical shock absorption for assistance, so that a good shock absorption effect is achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The flexibly-connected vehicle speed sensor comprises a sliding pipe (1) and is characterized in that a multi-direction shock absorption structure (4) is arranged on the circumference side of the sliding pipe (1), the multi-direction shock absorption structure (4) comprises four first magnet blocks (41) fixedly connected to the circumference side of the sliding pipe (1), four auxiliary springs (42) are fixedly arranged in the directions of the first magnet blocks (41) far away from the sliding pipe (1), coils (44) are sleeved at the end parts of the auxiliary springs (42), a movable frame (45) located on the circumference side of the sliding pipe (1) is fixedly arranged at one end, far away from the sliding pipe (1), of each coil (44), a cylindrical iron block (43) located inside each auxiliary spring (42) is fixedly arranged inside each movable frame (45), resistance rods (46) are fixedly arranged on the four sides of each cylindrical iron block (43), an installation frame (49) is arranged outside each movable frame (45), the four sides of installing frame (49) are opened and are equipped with bar hole (410), spout (411) have been seted up to the inside in bar hole (410), the fixed connection structure (5) that is equipped with in four corners of installing frame (49) rear end, the cover is equipped with conducting ring (47) that are located spout (411) inside on resistance stick (46), the end fixing of resistance stick (46) is equipped with stopper (48), the cover is equipped with the spacing spring that is located between conducting ring (47) and stopper (48) on resistance stick (46), the inside of slide tube (1) is equipped with angle adjusting structure (7), angle adjusting structure (7) include fixed plate (71) of fixed connection in slide tube (1) inside, the rear end of fixed plate (71) is fixed and is equipped with driving motor (72), the pivot of driving motor (72) passes fixed plate (71) and is equipped with rotatory extending structure (73), the front end of rotatory extending structure (73) is equipped with transfer line (74), the one end of transfer line (74) is equipped with tacho sensor (3) through a spherical axle hinge, the middle part of tacho sensor (3) is fixed and is equipped with global shape axle (75), the one end of locating slide pipe (1) is inlayed to global shape axle (75), the opposite side cover of slide pipe (1) is equipped with sleeve (2), the inside of sleeve (2) is equipped with axial shock-absorbing structure (8), the one end of sleeve (2) is equipped with convenient mounting structure (6).
2. The flexibly-connected vehicle speed sensor according to claim 1, wherein the rotary telescopic structure (73) comprises a threaded rod (731) fixedly connected to a rotating shaft of the driving motor (72), a first electromagnet (732) and a clamping disc (733) are sleeved on the rotating shaft of the driving motor (72), the first electromagnet (732) is located between the clamping disc (733) and the fixing plate (71), a plurality of sliding columns (734) are fixedly arranged on the circumferential side of one side of the clamping disc (733), a plurality of sliding holes matched with the sliding columns (734) are formed in one side of the fixing plate (71), the sliding columns (734) penetrate into the sliding holes, a telescopic sleeve (735) is connected to the circumferential side of the threaded rod (731) in a threaded manner, one end of the telescopic sleeve (735) is hinged to the transmission rod (74), an outer sleeve (737) is sleeved on the telescopic sleeve (735), four spacing grooves are seted up to the inside of outer tube (737), the fixed rotation limiting strip (736) that are arranged in the spacing groove that are equipped with of circumference side of telescopic tube (735), outer tube (737) are close to the fixed plate (71) one end circumference side fixed limit carousel (738) of being equipped with, the circumference side of the adjacent one side of card stop dish (733) and limit carousel (738) all is equipped with the meshing tooth.
3. A flexibly linked vehicle speed sensor according to claim 1, the axial shock absorption structure (8) comprises a plastic pipe (81), a first wire ring (83) is sleeved on the circumferential side of the plastic pipe (81), metal blocks (84) are fixedly arranged at two ends of the plastic pipe (81), second conductive coils (85) are sleeved on the circumferential sides of the two metal blocks (84), a cylindrical magnet (82) is arranged in the plastic pipe (81), two ends of the cylindrical magnet (82) are respectively provided with a buffer spring (87), a stress rod (86) is fixedly arranged in the middle of one side of the cylindrical magnet (82) close to the sliding pipe (1), the buffer spring (87) is sleeved on the stress rod (86), and the end part of the stress rod (86) penetrates through the metal block (84) close to one end of the sliding pipe (1) to be fixedly connected with the sliding pipe (1).
4. The flexibly-connected vehicle speed sensor according to claim 1, wherein the convenient mounting structure (6) comprises a spreading column (61) and an expansion mounting part, the spreading column (61) is located inside the plastic tube (81), one end of the spreading column (61) penetrates through the sleeve (2) to be fixedly provided with a clamping head (63), the other end of the spreading column (61) is fixedly provided with a magnet block II, the expansion mounting part is fixedly connected to one side of the sleeve (2), and the clamping head (63) is located inside the expansion mounting part.
5. The flexibly-connected vehicle speed sensor as claimed in claim 4, wherein the expansion mounting part is composed of four expansion arc-shaped plates (62), surface threads (66) are arranged on the circumference side of the expansion mounting part, a plurality of clamping grooves (64) matched with the clamping heads (63) are formed in the expansion mounting part, and four anti-falling blocks (65) corresponding to the expansion arc-shaped plates (62) are fixedly arranged on the circumference side of the end part of the expansion mounting part.
6. A flexibly connected vehicle speed sensor according to claim 2, wherein the circumferential side of the slide tube (1) and the surface of the global shaft (75) are each covered with a rubber layer.
7. A flexibly connected vehicle speed sensor according to claim 2, wherein the connection structure (5) consists of a telescopic rod and a mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385061.6A CN112540187A (en) | 2020-11-30 | 2020-11-30 | Flexibly connected vehicle speed sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385061.6A CN112540187A (en) | 2020-11-30 | 2020-11-30 | Flexibly connected vehicle speed sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112540187A true CN112540187A (en) | 2021-03-23 |
Family
ID=75016930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011385061.6A Withdrawn CN112540187A (en) | 2020-11-30 | 2020-11-30 | Flexibly connected vehicle speed sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112540187A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889068A (en) * | 2022-04-28 | 2022-08-12 | 南通三信塑胶装备科技股份有限公司 | Automatic demoulding device is used in plastics processing |
-
2020
- 2020-11-30 CN CN202011385061.6A patent/CN112540187A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889068A (en) * | 2022-04-28 | 2022-08-12 | 南通三信塑胶装备科技股份有限公司 | Automatic demoulding device is used in plastics processing |
| CN114889068B (en) * | 2022-04-28 | 2023-10-03 | 佛山市顺德区天玛仕电子有限公司 | Automatic demoulding device is used in plastic processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112540187A (en) | Flexibly connected vehicle speed sensor | |
| CN203528229U (en) | Shock absorbing bushing of automobile swing arm | |
| CN109638753B (en) | Spacing damping device for split conductors of overhead line | |
| US6733025B2 (en) | Motorcycle stand control mechanism | |
| CN104908978B (en) | Five-degree-of-freedom gyro case structure | |
| CN109186572B (en) | Locking, loosening and power supply device of suspension wire type gyro north seeker | |
| CN216050698U (en) | Durability testing device for motor bearing | |
| CN110345122A (en) | A kind of hydraulic support steering cylinder | |
| CN220983516U (en) | Geophysical prospecting earthquake detection sensor | |
| CN211348494U (en) | Intelligent wiring fault removal detection system | |
| CN109138764B (en) | Rotary access control device | |
| CN211522024U (en) | Cutter head protection device of glass cutting machine | |
| CN104908813A (en) | Steering detection device for balance vehicle and steering detection assembly | |
| CN109639099A (en) | A kind of elongated cylinder permanent-magnet speed governor of high speed | |
| CN220483592U (en) | Unmanned aerial vehicle shock attenuation undercarriage | |
| CN209375431U (en) | A kind of elongated cylinder permanent-magnet speed governor of high speed | |
| CN113984166B (en) | Vehicle-mounted structure matched with installation of magnetic field generating device and method thereof | |
| CN217532431U (en) | Device for monitoring gas temperature of automobile tire in real time | |
| CN204956622U (en) | A turn to detection device and turn to detection assembly for balance car | |
| CN220298673U (en) | Shock-absorbing structure of scooter | |
| CN104141718A (en) | Permanent magnet shock absorption damping device for automobile | |
| CN216613278U (en) | Hot air sealing machine auxiliary mechanism for production of protective cover | |
| CN219738670U (en) | High-protection neodymium-iron-boron magnet | |
| CN219221116U (en) | Automobile damping rubber bushing | |
| CN218162057U (en) | Electric bicycle hub motor with anti-impact function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210323 |