CN218494685U - Urban rail vehicle speed detection device with adjusting function - Google Patents

Abstract

The utility model discloses a speed detection device for urban rail vehicle with regulatory function, which comprises an outer shell, shell right side bottom department is equipped with the tachymeter, the top of tachymeter is equipped with the flat board, just dull and stereotyped top fixedly connected with fixed slot, the utility model discloses a set up adjustment mechanism, through the mutually supporting between worm wheel, worm, servo motor, movable frame, connecting rod, movable block, reciprocal lead screw, montant and lifter plate these parts, be convenient for highly adjust the tachymeter to improve the result of use, the utility model discloses a set up fixture, through arc splint, fixed frame, threaded rod, square bar, thread bush, knob, screens rack plate, pulling block, spring, dead lever and the cooperation each other between these parts of loose gear, be convenient for install fixedly the device, the simple operation.

Description

Urban rail vehicle speed detection device with adjusting function

Technical Field

The utility model relates to a detection device's technical field specifically is a speed detection device for urban rail vehicle with regulatory function.

Background

The primary factor of rail transit operation safety is the state safety of an operating vehicle, an information detection system is installed on the current subway vehicle according to relevant construction standards and specifications, the detection content comprises aspects of traction, braking, auxiliary systems, vehicle doors, air conditioners and the like, the safety monitoring is carried out on the vehicle operation, the detection means is optimized, the state of the vehicle in the vehicle operation process is mastered in time, system maintenance and vehicle operation quality guarantee are carried out in a more accurate and reasonable mode, the rail transit operation safety monitoring device is necessary for urban rail transit development, and therefore a speed detection device for urban rail vehicles is born.

Because traditional urban rail vehicle is with speed detection device, at the in-process that uses, be not convenient for highly adjusting the tachymeter to lead to the result of use poor, traditional device is not convenient for carry out the centre gripping installation to the device simultaneously, thereby leads to the practicality of device poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art and be not convenient for highly adjusting the defect to the tachymeter, provide a speed detection device for urban rail vehicle with regulatory function. The urban rail vehicle speed detection device with the adjusting function has the advantages that the height of the velometer can be conveniently adjusted, and the like.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a speed detection device for urban rail vehicle with regulatory function, includes the shell, shell right side bottom department is equipped with the tachymeter, the top of tachymeter is equipped with the flat board, just dull and stereotyped top fixedly connected with fixed slot, the inner chamber of fixed slot is equipped with slewing mechanism, just dull and stereotyped left side is equipped with adjustment mechanism, the left side of shell is close to top and bottom department and all is equipped with fixture.

Preferably, fixture includes fixed frame, fixed frame fixed connection is close to top department in the left side of shell, just the rear side of fixed frame is equipped with the knob, fixedly connected with threaded rod is located to knob front side centre of circle, the equal fixedly connected with first bearing of both sides department around the fixed frame inner chamber, the inner chamber of adjacent first bearing is run through to the front end of threaded rod, and the plug-in is keeping away from the inner chamber of first bearing mutually.

Preferably, the outside swing joint of threaded rod has two thread bush, and two the thread bush sets up around being, two the internal thread opposite direction of thread bush inner chamber, and two the equal fixedly connected with limiting plate in top of thread bush, two the square hole has all been seted up on the limiting plate, two the inner chamber in square hole runs through jointly and is equipped with the square pole, just both ends all with the inner chamber fixed connection of fixed frame, two around the square pole the equal fixedly connected with connecting rod in left side of thread bush, and two the equal fixedly connected with arc splint of left end department of one side that the connecting rod is relative.

Preferably, the outside of threaded rod is close to rear end department fixedly connected with loose gear, just loose gear's top meshing has the screens rack plate, the top fixedly connected with of screens rack plate pulls the piece, just the front side fixedly connected with movable block of pulling the piece, the shifting chute has been seted up to the rear side of fixed frame, movable block swing joint is in the inner chamber of shifting chute, just the through-hole has been seted up on the movable block, the inner chamber of through-hole runs through and is equipped with the dead lever, just the upper and lower both ends of dead lever all with shifting chute inner chamber fixed connection, the outside cover of dead lever is equipped with the spring, just the upper and lower both ends of spring respectively with shifting chute inner chamber top and movable block fixed connection.

Preferably, slewing mechanism includes the backup pad, backup pad fixedly connected with fixed slot inner chamber top is close to right side department, just the left side fixedly connected with electric telescopic handle of backup pad, electric telescopic handle's power end fixedly connected with movable plate, just the right side of movable plate is close to bottom fixedly connected with and removes the rack board, the front side of removing the rack board is close to right side department meshing and has a running gear, just running gear's bottom fixedly connected with dwang, dull and stereotyped top fixedly connected with second bearing, the inner chamber of second bearing is run through to the bottom of dwang to with tachymeter fixed connection.

Preferably, adjustment mechanism includes the rectangular channel, rectangular channel fixed connection is close to top department on the right side of shell, just rectangular channel inner chamber right side department fixedly connected with servo motor, servo motor's output shaft fixedly connected with worm, the left and right sides of shell inner chamber is close to the equal fixedly connected with third bearing of top department, the left end of worm runs through the inner chamber of adjacent third bearing, and plug in keeps away from the inner chamber of third bearing mutually, just the front side of worm is close to intermediate position department meshing and has the worm wheel, the reciprocal lead screw of bottom fixedly connected with of worm wheel, just the bottom and the shell inner chamber bottom swing joint of reciprocal lead screw.

Preferably, the outside of reciprocal lead screw is close to bottom department and is equipped with the movable frame, just there is even axle movable frame inner chamber front side swing joint, the rear end fixedly connected with movable block of even axle, movable block swing joint is in the outside of reciprocal lead screw, the left side fixedly connected with lifter plate of movable frame, just spacing hole has been seted up on the lifter plate, the inner chamber in spacing hole runs through and is equipped with the montant, just the lower extreme and the shell inner chamber bottom fixed connection of montant, the right side fixedly connected with connecting rod of movable frame, just the rectangle opening has been seted up on the right side of shell, the right-hand member of connecting rod is pegged graft at rectangle open-ended inner chamber to with dull and stereotyped fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the adjusting mechanism, and the height of the velocimeter can be conveniently adjusted through the mutual matching of the worm wheel, the worm, the servo motor, the movable frame, the connecting rod, the movable block, the reciprocating screw rod, the vertical rod and the lifting plate, thereby improving the use effect;

2. the utility model discloses a set up fixture, through mutually supporting between these parts of arc splint, fixed frame, threaded rod, square pole, thread bush, knob, screens rack plate, pulling piece, spring, dead lever and loose gear, be convenient for install fixedly, the simple operation the device.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a partial left side view of the fixing frame of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the point B in fig. 2 according to the present invention.

Reference numbers in the figures: 1. a housing; 2. an arc-shaped splint; 3. a worm gear; 4. a worm; 5. a servo motor; 6. an electric telescopic rod; 7. a fixing groove; 8. moving the rack plate; 9. a rotating gear; 10. a velocimeter; 11. moving the plate; 12. a fixing frame; 13. a threaded rod; 14. a square bar; 15. a threaded sleeve; 16. a movable frame; 17. a connecting rod; 18. a movable block; 19. a reciprocating screw rod; 20. a vertical rod; 21. a lifting plate; 22. a knob; 23. a clamping rack plate; 24. pulling the block; 25. a spring; 26. a fixing rod; 27. a movable gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

example 1:

a speed detection device with an adjusting function for an urban rail vehicle comprises a shell 1, wherein a speedometer 10 is arranged at the bottom of the right side of the shell 1, a flat plate is arranged at the top of the speedometer 10, a fixing groove 7 is fixedly connected to the top of the flat plate, a rotating mechanism is arranged in an inner cavity of the fixing groove 7, an adjusting mechanism is arranged on the left side of the flat plate, and clamping mechanisms are arranged on the left side of the shell 1, close to the top and the bottom;

the clamping mechanism comprises a fixed frame 12, the fixed frame 12 is fixedly connected to the left side of the shell 1 near the top, the rear side of the fixed frame 12 is provided with a knob 22, the center of the front side of the knob 22 is fixedly connected with a threaded rod 13, the outer side of the threaded rod 13 near the rear end is fixedly connected with a movable gear 27, the top of the movable gear 27 is meshed with a clamping rack plate 23, the top of the clamping rack plate 23 is fixedly connected with a pulling block 24, the front side of the pulling block 24 is fixedly connected with a movable block, the rear side of the fixed frame 12 is provided with a movable groove, the movable block is movably connected to the inner cavity of the movable groove, the movable block is provided with a through hole, the inner cavity of the through hole is provided with a fixed rod 26 in a penetrating manner, the upper end and the lower end of the fixed rod 26 are fixedly connected with the inner cavity of the movable groove, the outer side of the fixed rod 26 is sleeved with a spring 25, the upper end and the lower end of the spring 25 are respectively fixedly connected with the top of an inner cavity of the moving groove and the moving block, two thread sleeves 15 are movably connected to the outer side of the threaded rod 13, the two thread sleeves 15 are arranged in a front-back mode, the directions of internal threads of the inner cavities of the two thread sleeves 15 are opposite, limiting plates are fixedly connected to the tops of the two thread sleeves 15, square holes are formed in the two limiting plates, square rods 14 jointly penetrate through the inner cavities of the two square holes, the front ends and the rear ends of the square rods 14 are fixedly connected with the inner cavity of the fixing frame 12, connecting rods are fixedly connected to the left sides of the two thread sleeves 15, arc-shaped clamping plates 2 are fixedly connected to the left ends of the opposite sides of the two connecting rods, first bearings are fixedly connected to the front sides and the rear sides of the inner cavity of the fixing frame 12, and the front ends of the threaded rods 13 penetrate through the inner cavities of the adjacent first bearings and are inserted into the inner cavities far away from the first bearings;

when the device is fixed, the arc-shaped clamping plates 2 are located on the outer sides of the fixed columns firstly, then the pulling block 24 is moved upwards, the pulling block 24 moves upwards to drive the moving block to move on the fixed rod 26 and extrude the spring 25, meanwhile, the pulling block 24 also moves upwards to drive the clamping rack plate 23 to move upwards and not to be meshed with the movable gear 27, at the moment, the rotating knob 22 drives the threaded rod 13 to rotate, the threaded rod 13 rotates to drive the two threaded sleeves 15 to move relatively, the two threaded sleeves 15 move relatively to drive the two arc-shaped clamping plates 2 to move relatively through the adjacent connecting rods, so that the device is clamped and fixed on the fixed columns, the rotating knob 22 is stopped after clamping is completed, the pulling block 24 is loosened, the pulling block 24 moves downwards under the action of the spring 25 force and continues to be meshed with the movable gear 27, and then the two arc-shaped clamping plates 2 below are clamped on the fixed columns according to the same steps.

Example 2:

the rotating mechanism comprises a supporting plate, the top of an inner cavity of a fixing groove 7 is fixedly connected with the supporting plate and is close to the right side, the left side of the supporting plate is fixedly connected with an electric telescopic rod 6, the power end of the electric telescopic rod 6 is fixedly connected with a movable plate 11, the right side of the movable plate 11 is fixedly connected with a movable rack plate 8 close to the bottom, a rotating gear 9 is meshed at the position, close to the right side, of the front side of the movable rack plate 8, the bottom of the rotating gear 9 is fixedly connected with a rotating rod, the top of the flat plate is fixedly connected with a second bearing, and the bottom end of the rotating rod penetrates through the inner cavity of the second bearing and is fixedly connected with a velocimeter 10;

the adjusting mechanism comprises a rectangular groove, the rectangular groove is fixedly connected to the right side of the shell 1 close to the top, a servo motor 5 is fixedly connected to the right side of the inner cavity of the rectangular groove, an output shaft of the servo motor 5 is fixedly connected with a worm 4, third bearings are fixedly connected to the left side and the right side of the inner cavity of the shell 1 close to the top, the left end of the worm 4 penetrates through the inner cavity of the adjacent third bearing and is inserted into the inner cavity far away from the third bearing, a worm wheel 3 is meshed with the front side of the worm 4 close to the middle position, a reciprocating lead screw 19 is fixedly connected to the bottom of the worm wheel 3, a movable frame 16 is arranged on the outer side of the reciprocating lead screw 19 close to the bottom end, a connecting shaft is movably connected to the front side of the inner cavity of the movable frame 16, a movable block 18 is fixedly connected to the rear end of the connecting shaft, the movable block 18 is movably connected to the outer side of the reciprocating lead screw 19, a lifting plate 21 is fixedly connected to the left side of the movable frame 16, a limiting hole is formed in the lifting plate 21, a cavity of the limiting hole is formed in a penetrating manner, the inner cavity of the limiting hole is formed in the rectangular connecting rod 20, the lower end of the inner cavity of the connecting rod 20 is fixedly connected with the bottom of the inner cavity of the rectangular groove, and is fixedly connected with the inner cavity of the bottom of the shell 1, and is fixedly connected with the connecting rod 1, and is connected with the connecting rod 17, and is connected with the inner cavity of the rectangular plate 1;

the height and the angle of the velocimeter 10 can be adjusted as required before work, the servo motor 5 is started through an external power supply, an output shaft of the servo motor 5 can drive the worm 4 to rotate when the servo motor 5 works, the worm 4 rotates to drive the worm wheel 3 to rotate, the worm wheel 3 rotates to drive the reciprocating lead screw 19 to rotate, the reciprocating lead screw 19 rotates to drive the movable frame 16 to move up and down under the limit of the vertical rod 20 and the lifting plate 21 through the movable block 18, the movable frame 16 moves up and down through the connecting rod 17, the flat plate moves up and down to drive the velocimeter 10 to move up and down, when the velocimeter 10 moves to a proper height, the servo motor 5 stops running, then the electric telescopic rod 6 is started through the external power supply, the power end of the electric telescopic rod can push the movable plate 11 to move rightwards when the movable plate 11 moves rightwards to drive the movable rack plate 8 to move rightwards, the movable rack plate 8 can drive the rotating gear 9 meshed with the rotating rod to rotate, the rotating gear 9 rotates to drive the rotating rod to rotate, thereby adjusting the angle of the velocimeter 10, and adjusting the angle of the velocimeter 10 to the proper angle to move rightwards, and then stopping the electric telescopic rod.

The working principle is as follows: firstly, in the using process, the device is fixed firstly, so that a plurality of arc-shaped clamping plates 2 are all positioned on the outer side of a fixed column, then a pulling block 24 is moved upwards, the pulling block 24 moves upwards to drive a moving block to move on a fixed rod 26 and extrude a spring 25, meanwhile, the pulling block 24 moves upwards to drive a clamping rack plate 23 to move upwards without being meshed with a movable gear 27, at the moment, a rotating knob 22 drives a threaded rod 13 to rotate, the threaded rod 13 rotates to drive two threaded sleeves 15 to move relatively, the two threaded sleeves 15 move relatively to drive the two arc-shaped clamping plates 2 to move relatively through adjacent connecting rods so as to clamp and fix the device on the fixed column, the rotating knob 22 is stopped after clamping is completed, the pulled pulling block 24 is loosened, so that the pulling block 24 moves downwards under the action of the spring 25 force and continues to be meshed with the movable gear 27, then, according to the same steps, the two arc-shaped clamping plates 2 below are also clamped on the fixed column, after the fixation is finished, the height and the angle of the velocimeter 10 can be adjusted according to the use requirement, the servo motor 5 is started through an external power supply, an output shaft of the servo motor 5 can drive the worm 4 to rotate when working, the worm 4 can drive the worm wheel 3 to rotate, the worm wheel 3 can drive the reciprocating lead screw 19 to rotate, the reciprocating lead screw 19 can drive the movable frame 16 to move up and down under the limit of the vertical rod 20 and the lifting plate 21 through the movable block 18 when the servo motor 5 works, the movable frame 16 can drive the flat plate to move up and down through the connecting rod 17 when moving up and down, the flat plate can drive the velocimeter 10 to move up and down, when the velocimeter 10 moves to a proper height, the servo motor 5 stops operating, then the electric telescopic rod 6 is started through the external power supply, and the power end of the electric telescopic rod 6 can push the movable plate 11 when working, the movable plate 11 moves rightwards and can drive the movable rack plate 8 to move rightwards, the movable rack plate 8 moves rightwards and can drive the rotating gear 9 meshed with the movable rack plate to rotate, the rotating gear 9 rotates and can drive the rotating rod to rotate, the rotating rod rotates and can drive the speed measuring instrument 10 to rotate, therefore, the angle of the speed measuring instrument 10 is adjusted, the electric telescopic rod 6 stops operating after being adjusted to a proper angle, and then detection work can be carried out through the speed measuring instrument 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a speed detection device for urban rail vehicle with regulatory function, includes shell (1), shell (1) right side bottom department is equipped with tachymeter (10), its characterized in that: the top of tachymeter (10) is equipped with dull and stereotypedly, just dull and stereotyped top fixedly connected with fixed slot (7), the inner chamber of fixed slot (7) is equipped with slewing mechanism, just dull and stereotyped left side is equipped with adjustment mechanism, the left side of shell (1) is close to top and bottom department and all is equipped with fixture.

2. The speed detection device with regulation function for urban rail vehicles according to claim 1, characterized in that: fixture includes fixed frame (12), top department is close to in the left side of fixed frame (12) fixed connection at shell (1), just the rear side of fixed frame (12) is equipped with knob (22), fixedly connected with threaded rod (13) are located to knob (22) front side centre of circle, the equal fixedly connected with first bearing of both sides department around fixed frame (12) inner chamber, the inner chamber of adjacent first bearing is run through to the front end of threaded rod (13), and the plug-in connects the inner chamber of keeping away from first bearing mutually.

3. The speed detecting device for urban rail vehicles provided with adjusting function according to claim 2, characterized in that: the outside swing joint of threaded rod (13) has two thread bush (15), and two thread bush (15) sets up, two around being threaded bush (15) inner chamber's internal thread opposite direction, and two the equal fixedly connected with limiting plate in top of thread bush (15), two the square hole has all been seted up on the limiting plate, two the inner chamber in square hole runs through jointly and is equipped with square bar (14), just both ends all with the inner chamber fixed connection of fixed frame (12), two around square bar (14) the equal fixedly connected with connecting rod in left side of thread bush (15), and two the equal fixedly connected with arc splint (2) of left end department of one side that the connecting rod is relative.

4. The speed detecting device for urban rail vehicles provided with adjusting function according to claim 2, characterized in that: the utility model discloses a fixing device for the automobile seat, including threaded rod (13), rear end department fixedly connected with loose gear (27) is close to in the outside of threaded rod (13), just the top meshing of loose gear (27) has screens rack plate (23), the top fixedly connected with pulling block (24) of screens rack plate (23), just the front side fixedly connected with movable block of pulling block (24), the shifting chute has been seted up to the rear side of fixed frame (12), movable block swing joint is in the inner chamber of shifting chute, just the through-hole has been seted up on the movable block, the inner chamber of through-hole runs through and is equipped with dead lever (26), just the upper and lower both ends of dead lever (26) all with shifting chute inner chamber fixed connection, the outside cover of dead lever (26) is equipped with spring (25), just the upper and lower both ends of spring (25) respectively with shifting chute inner chamber top and movable block fixed connection.

5. The speed detection device with regulation function for urban rail vehicles according to claim 1, characterized in that: slewing mechanism includes the backup pad, backup pad fixedly connected with fixed slot (7) inner chamber top is close to right side department, just the left side fixedly connected with electric telescopic handle (6) of backup pad, power end fixedly connected with movable plate (11) of electric telescopic handle (6), just the right side of movable plate (11) is close to bottom department fixedly connected with and removes rack plate (8), the front side of removing rack plate (8) is close to right side department meshing and has rotating gear (9), just the bottom fixedly connected with dwang of rotating gear (9), dull and stereotyped top fixedly connected with second bearing, the inner chamber of second bearing is run through to the bottom of dwang to with tachymeter (10) fixed connection.

6. The speed detection device with regulation function for urban rail vehicles according to claim 1, characterized in that: adjustment mechanism includes the rectangular channel, rectangular channel fixed connection is close to top department on the right side of shell (1), just rectangular channel inner chamber right side department fixedly connected with servo motor (5), output shaft fixedly connected with worm (4) of servo motor (5), the left and right sides of shell (1) inner chamber is close to the equal fixedly connected with third bearing in top department, the left end of worm (4) runs through the inner chamber of adjacent third bearing, and plug in the inner chamber of keeping away from the third bearing mutually, just the front side of worm (4) is close to intermediate position department meshing and has worm wheel (3), the reciprocal lead screw (19) of bottom fixedly connected with of worm wheel (3), just the bottom and shell (1) inner chamber bottom swing joint of reciprocal lead screw (19).

7. The speed detecting device for urban rail vehicles provided with adjusting function according to claim 6, characterized in that: the outside of reciprocal lead screw (19) is close to bottom department and is equipped with movable frame (16), just movable frame (16) inner chamber front side department swing joint has even axle, the rear end fixedly connected with movable block (18) of even axle, movable block (18) swing joint is in the outside of reciprocal lead screw (19), the left side fixedly connected with lifter plate (21) of movable frame (16), just spacing hole has been seted up on lifter plate (21), the inner chamber in spacing hole runs through and is equipped with montant (20), just the lower extreme and shell (1) inner chamber bottom fixed connection of montant (20), the right side fixedly connected with connecting rod (17) of movable frame (16), just the rectangle opening has been seted up on the right side of shell (1), the right-hand member of connecting rod (17) is pegged graft at rectangle open-ended inner chamber to with dull and stereotyped fixed connection.

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