CN212523003U - Adjustable rail clamping mechanism - Google Patents

Abstract

The utility model relates to an adjustable track clamping mechanism, which belongs to the technical field of amusement equipment, and comprises a suspension bracket, a first rotating plate and a second rotating plate which are rotatably connected on the lower side of the suspension bracket, wherein a first driving wheel is arranged on the first rotating plate, a second driving wheel is arranged on the second rotating plate, one end of the first rotating plate, which is far away from the rotating shaft, is connected with a first scissor fork connecting plate, one end of the second rotating plate, which is far away from the rotating shaft, is connected with a second scissor fork connecting plate, the first scissor fork connecting plate and the second scissor fork connecting plate are arranged in a crossed manner, one end of the first scissor fork connecting plate, which is far away from the first rotating plate, is a first driving end, and one end; an elastic assembly for adjusting and elastically tensioning the first driving end and the second driving end is arranged between the first driving end and the second driving end. Extra corollary equipment does not need to be installed to this scheme, has reduced the installation space of railcar chassis, and simultaneously, the buffering effect preferred during the operation, the operation is more stable.

Description

Adjustable rail clamping mechanism

Technical Field

The utility model belongs to the technical field of amusement equipment, concretely relates to track clamping mechanism with adjustable.

Background

The utility model provides a drive arrangement of railcar, mainly applies to the track that has the T template, for letting the railcar obtain forward drive power, all have a pair of wheel of embracing around the railcar, make each pair of both sides centre gripping of embracing the T template of wheel pair through adjusting clamping mechanism, and then embrace the wheel all and press from both sides tight track around letting, under motor drive, drive and embrace the wheel and rotate, rotate the in-process and embrace wheel and track friction and can produce forward drive power.

At present, a clamping mechanism usually uses an air cylinder or an oil cylinder to provide clamping force, when the air cylinder or the oil cylinder is used, matching equipment needs to be installed, when the air cylinder provides the clamping force, an air compressor, an air storage tank, a battery valve and the like need to be assembled, the oil cylinder also needs the matching equipment, and a large amount of space is occupied by the excessive matching equipment. Secondly, through the mode that uses cylinder or hydro-cylinder to provide the clamping force, embrace the buffering effect between wheel and the track relatively poor, especially when crossing the bend, the impact force is great relatively.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model aims to provide a track clamping mechanism with adjustable. Can accomplish drive and elasticity spacing to first scissors fork connecting plate and second scissors fork connecting plate through the elastic component who sets up, need not install extra corollary equipment, reduced the installation space of railcar chassis greatly, simultaneously, when turning, middle compression spring has certain deformation volume, has reduced the impact force to a certain extent, moves more stably.

In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:

an adjustable track clamping mechanism comprises a suspension bracket, a first rotating plate and a second rotating plate, wherein the first rotating plate and the second rotating plate are rotatably connected to the lower side of the suspension bracket through a rotating shaft; one end, far away from the rotating shaft, of the first rotating plate is connected with a first scissor fork connecting plate, one end, far away from the rotating shaft, of the second rotating plate is connected with a second scissor fork connecting plate, the first scissor fork connecting plate and the second scissor fork connecting plate are arranged in a crossed mode, one end, far away from the first rotating plate, of the first scissor fork connecting plate is a first driving end, and one end, far away from the second rotating plate, of the second scissor fork connecting plate is a second driving end; an elastic assembly for adjusting and elastically tensioning the first driving end and the second driving end is arranged between the first driving end and the second driving end.

Preferably, the elastic component comprises a cylinder barrel, a compression spring, a cylinder sleeve and an adjusting rod; a compression cavity is formed in the cylinder barrel, a sliding interface communicated with the compression cavity is formed in one end of the cylinder barrel, one end, far away from the sliding interface, of the cylinder barrel is rotatably connected with the first driving end, one end of the cylinder sleeve penetrates through the sliding interface and is in sliding connection with the compression cavity, the compression spring is located inside the compression cavity, one end of the compression spring abuts against the inner end portion of the cylinder barrel, and the other end of the compression spring abuts against the end portion of the cylinder sleeve; the cylinder sleeve is provided with an adjusting hole, one end of the adjusting rod is positioned in the adjusting hole and can slide along the length direction of the adjusting hole, and the other end of the adjusting rod is connected with the second driving end; and the adjusting rod is provided with an adjusting piece for adjusting the telescopic length of the adjusting rod and the cylinder sleeve.

Preferably, the adjusting rod comprises a threaded rod section with an external thread and a sliding rod section with a smooth circumferential side, the diameter of the sliding rod section is larger than that of the threaded rod section, and the sliding rod section is slidably connected in the adjusting hole; and a fastening nut is connected on the threaded rod section and positioned outside the adjusting hole in a threaded manner.

Preferably, the cylinder sleeve is positioned in the compression cavity and positioned on the annular outer wall of the cylinder sleeve, and a limiting ring is arranged on the limiting ring, and the diameter of the limiting ring is larger than that of the sliding port.

Preferably, one end of the cylinder barrel, which is close to the sliding interface, is detachably provided with a clamping ring, and the limiting ring can abut against the end part of the clamping ring when moving.

Preferably, one end of the cylinder barrel, which is far away from the sliding connector, is connected with a positioning column; one end of the compression spring is sleeved on the cylinder sleeve and is abutted against the limiting ring, and the other end of the compression spring is sleeved on the positioning column.

Preferably, an installation opening is formed in one end, far away from the sliding connector, of the cylinder barrel, and an end cover is detachably installed at the installation opening.

Preferably, the first rotating plate is provided with a first driving motor for driving the first driving wheel to rotate, and/or the second rotating plate is provided with a second driving motor for driving the second driving wheel to rotate.

The utility model provides a pair of track clamping mechanism with adjustable has following beneficial effect:

the utility model discloses a first scissors fork connecting plate and second scissors fork connecting plate that set up to and be located the elastic component between the two, when using, can accomplish drive and elasticity spacing to first scissors fork connecting plate and second scissors fork connecting plate through elastic component, and then make first drive wheel and second drive wheel press from both sides tight track. The utility model discloses need not install extra corollary equipment, reduced the installation space of railcar chassis greatly, whole total amount is littleer when the vehicle operation. Meanwhile, when the vehicle turns, the middle compression spring has a certain deformation amount, so that the impact force is reduced to a certain degree, and the vehicle runs more stably. Secondly, the cost is relatively lower during installation due to the fact that the matched equipment is avoided.

Drawings

Fig. 1 is a front view of an adjustable rail clamping mechanism of the present invention;

fig. 2 is a top view of an adjustable rail clamping mechanism according to the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged schematic view of the structure A of FIG. 3 according to the present invention;

fig. 5 is a schematic view of the protruding adjusting rod of the present invention.

Reference numbers in the figures:

100. a suspension bracket; 200. a first rotating plate; 300. a second rotating plate; 400. a first drive wheel; 500. a second drive wheel; 600. a first scissor fork connecting plate; 610. a first driving end; 611. a transfer block; 612. the connecting lug is rotated; 700. a second scissor fork connecting plate; 710. a second drive end;

800. an elastic component; 810. a cylinder barrel; 811. compressing the cavity; 812. a sliding interface; 813. a hinged block; 814. an installation port; 815. an end cap; 816. a positioning column; 817. a snap ring; 820. a cylinder liner; 821. a limiting ring; 822. an adjustment hole; 830. a compression spring; 840. adjusting a rod; 841. a threaded rod section; 842. a sliding connection rod section; 850. fastening a nut;

900. a first drive motor; 910. a second drive motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. 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.

Examples

The utility model provides a track clamping mechanism with adjustable, refer to fig. 1-5, including mounted frame 100, rotate first rotor plate 200 and second rotor plate 300 of connection on mounted frame 100 through the axis of rotation, rotate on the first rotor plate 200 and be connected with first drive wheel 400, be provided with second drive wheel 500 on the second rotor plate 300, first rotor plate 200 and second rotor plate 300 rotate along the axis of rotation, and drive first drive wheel 400 and second drive wheel 500 to being close to each other or the one side rotation of keeping away from each other. One end of the first rotating plate 200, which is far away from the rotating shaft, is connected with a first scissor fork connecting plate 600, one end of the second rotating plate 300, which is far away from the rotating shaft, is connected with a second scissor fork connecting plate 700, the first scissor fork connecting plate 600 and the second scissor fork connecting plate 700 are arranged in a crossed manner, one end of the first scissor fork connecting plate 600, which is far away from the first rotating plate 200, is a first driving end 610, and one end of the second scissor fork connecting plate 700, which is far away from the second rotating plate 300, is a second driving end; an elastic assembly 800 is provided between the first drive end 610 and the second drive end 710 to adjust and elastically tension the first drive end 610 and the second drive end 710. When the driving device is used, the distance between the first driving end 610 and the second driving end 710 is adjusted through the arranged elastic assembly 800, the first driving end 610 and the second driving end 710 are elastically limited, when the distance between the first driving end 610 and the second driving end 710 is enlarged, the first rotating plate 200 and the second rotating plate 300 are driven to rotate towards the side close to each other, and then the distance between the first driving wheel 400 and the second driving wheel 500 is relatively reduced, so that a track between the first driving wheel 400 and the second driving wheel 500 is clamped. When the railcar moves and meets the turning position, the first driving end 610 and the second driving end 710 are elastic limit, so that the impact force is buffered to a certain extent, and the railcar is more stable in operation.

Specifically, the first rotating plate 200 and the second rotating plate 300 are symmetrically disposed, and the shape may be a dolphin plate shape, or other shapes, specifically without limitation, that is, one end of the first rotating plate is fixed to the first driving wheel 400 or the second driving wheel 500, and the other end of the first rotating plate can drive the first driving wheel 400 and the second driving wheel 500 to approach or separate from each other when rotating.

The first driving wheel 400 and the second driving wheel 500 are parallel to each other, and the first driving wheel 400 is parallel to the first rotating plate 200 and the second driving wheel 500 is parallel to the second rotating plate 300. In operation, the gap between the first and second drive wheels 400 and 500 is used to engage the track, and the first and second drive wheels 400 and 500 abut the track when they are close to each other.

A first driving motor 900 for driving the first driving wheel 400 to rotate is provided on the first rotating plate 200, and/or a second driving motor 910 for driving the second driving wheel 500 to rotate is provided on the second rotating plate 300. Specifically, one driving motor, i.e., the first driving motor 900 or the second driving motor 910, may be provided, i.e., the first driving wheel 400 or the second driving wheel 500 is used as a driving wheel, and the other is used as a driven wheel. Or the first driving motor 900 and the second driving motor 910 are simultaneously arranged to drive simultaneously, at this time, the first driving wheel and the second driving wheel are both driving wheels, and the specific configuration is not limited herein.

The elastic assembly 800 includes a cylinder 810, a compression spring 830, a cylinder sleeve 820, and an adjustment rod 840.

The cylinder 810 is internally provided with a compression cavity 811, one end of the cylinder 810 is provided with a sliding interface 812 communicated with the compression cavity 811, one end, far away from the sliding interface 812, of the cylinder 810 is rotatably connected with the first driving end 610, one end, far away from the sliding interface 812, of the cylinder 810 is provided with a hinge block 813, the first driving end 610 is connected with a switching block 611, one side, close to the cylinder 810, of the switching block 611 is provided with a rotary connecting lug 612, and the hinge block 813 is connected with the rotary connecting lug 612 through a pin. In use, the hinge block 813 and swivel joint lug 612 may be rotated relative to the pin.

An installation opening 814 is formed in one end of the cylinder 810 far away from the sliding connector 812, and an end cover 815 is detachably installed at the installation opening 814. Specifically, the end cap 815 may be secured at the mounting opening 814 by a threaded connection. Hinge block 813 is attached to end cap 815.

A locating post 816 is bolted to the side of end cap 815 located within compression cavity 811. One end of the compression spring 830 is sleeved on the positioning column 816.

One end of the cylinder sleeve 820 penetrates through the sliding interface 812 and is in sliding connection with the compression cavity 811, the other end of the cylinder sleeve 820 is located outside the compression cavity 811, the cylinder sleeve 820 is located in the compression cavity 811 and is provided with a limiting ring 821 on the circumferential side wall, and the diameter of the limiting ring 821 is larger than that of the sliding interface 812. Further, the retainer ring 821 cannot be disengaged from the cylinder 810.

Specifically, the cylinder 810 is detachably provided with a snap ring 817 at one end thereof close to the sliding interface 812, and the limit ring 821 can abut against the end of the snap ring 817 when moving. The inner limit ring 821 is clamped and limited by the arranged clamping ring 817, so that the inner limit ring cannot be separated from the cylinder 810.

The compression spring 830 is located inside the compression cavity 811, and one end of the compression spring 830 abuts against the positioning pillar 816 at the end of the cylinder 810, and the other end abuts against the cylinder sleeve 820, and the specific abutting position may be sleeved on the cylinder sleeve 820 and abutted against the limiting ring 821. Furthermore, both ends form a limit for the compression spring 830, and the position of the compression spring 830 is relatively stable during adjustment.

An adjusting hole 822 is formed in the cylinder sleeve 820, one end of an adjusting rod 840 is located in the adjusting hole 822 and can slide along the length direction of the adjusting hole 822, and the other end of the adjusting rod is located outside the adjusting hole 822 and is connected with the second driving end 710. The adjusting rod 840 is provided with an adjusting member for adjusting the extension length of the adjusting rod 840 and the cylinder sleeve 820.

Specifically, the adjusting rod 840 comprises a threaded rod section 841 provided with external threads and a sliding rod section 842 with smooth circumferential side wall, the diameter of the sliding rod section 842 is larger than that of the threaded rod section 841, and the sliding rod section 842 is connected in the adjusting hole 822 in a sliding manner; the adjustment member includes a fastening nut 850 disposed on the threaded rod section 841 and threaded outside of the adjustment aperture 822.

In use, the fastening nut 850 is first rotated to move the fastening nut 850 toward the cylinder 810, and in the illustrated direction, the fastening nut 850 is rotated to the right. At this time, in the process that the fastening nut 850 moves to the right side, the adjusting rod 840 and the cylinder sleeve 820 relatively move to both sides, and at this time, the total length of the adjusting rod 840 and the cylinder sleeve 820 is lengthened, that is, the distance between the first driving end 610 and the second driving end 710 is increased, so that the first rotating plate 200 and the second rotating plate 300 are driven to rotate to the side close to each other, the distance between the first driving wheel 400 and the second driving wheel 500 is reduced, and the track between the first driving wheel 400 and the second driving wheel 500 is clamped. When the first driving wheel 400 and the second driving wheel 500 are attached to the surface of the rail during continuous movement, at this time, the cylinder sleeve 820 moves to the right side to press the compression spring 830, so that the compression spring 830 is shortened, and the first driving wheel 400 and the second driving wheel 500 elastically press the rail. When removed, the fastening nut 850 is rotated to the left. By adopting the process, additional corollary equipment does not need to be installed, the installation space of the chassis of the railway vehicle is greatly reduced, and the whole weight is smaller when the vehicle runs. Meanwhile, when the vehicle turns, the middle compression spring 830 has a certain deformation amount, so that the impact force is reduced to a certain degree, and the vehicle runs more stably.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (8)

1. The utility model provides a track clamping mechanism with adjustable which characterized in that: comprises a suspension bracket (100), a first rotating plate (200) and a second rotating plate (300) which are rotationally connected on the suspension bracket (100) through a rotating shaft,

the first rotating plate (200) is rotatably connected with a first driving wheel (400), the second rotating plate (300) is provided with a second driving wheel (500), and the first rotating plate (200) and the second rotating plate (300) rotate along a rotating shaft and drive the first driving wheel (400) and the second driving wheel (500) to approach to each other or to separate from each other;

one end, far away from the rotating shaft, of the first rotating plate (200) is connected with a first scissor-fork connecting plate (600), one end, far away from the rotating shaft, of the second rotating plate (300) is connected with a second scissor-fork connecting plate (700), and the first scissor-fork connecting plate (600) and the second scissor-fork connecting plate (700) are arranged in a crossed mode;

one end, away from the first rotating plate (200), of the first scissor fork connecting plate (600) is a first driving end (610), and one end, away from the second rotating plate (300), of the second scissor fork connecting plate (700) is a second driving end (710); an elastic assembly (800) for adjusting and elastically tensioning the first driving end (610) and the second driving end (710) is arranged between the first driving end (610) and the second driving end (710).

2. The adjustable track clamping mechanism of claim 1, wherein: the elastic assembly (800) comprises a cylinder barrel (810), a compression spring (830), a cylinder sleeve (820) and an adjusting rod (840);

a compression cavity (811) is formed in the cylinder (810), a sliding port (812) communicated with the compression cavity (811) is formed in one end of the cylinder (810), one end, far away from the sliding port (812), of the cylinder (810) is rotatably connected with the first driving end (610),

one end of the cylinder sleeve (820) penetrates through the sliding port (812) and is in sliding connection with the compression cavity (811), the compression spring (830) is located in the compression cavity (811), one end of the compression spring (830) abuts against the inner end of the cylinder barrel (810), and the other end of the compression spring (830) abuts against the cylinder sleeve (820);

the cylinder sleeve (820) is provided with an adjusting hole (822), one end of the adjusting rod (840) is located in the adjusting hole (822) and can slide along the length direction of the adjusting hole (822), and the other end of the adjusting rod (840) is connected with the second driving end (710);

the adjusting rod (840) is provided with an adjusting piece for adjusting the telescopic length of the adjusting rod (840) and the cylinder sleeve (820).

3. The adjustable track clamping mechanism of claim 2, wherein: the adjusting rod (840) comprises a threaded rod section (841) provided with external threads and a sliding rod section (842) with smooth circumference, the diameter of the sliding rod section (842) is larger than that of the threaded rod section (841), and the sliding rod section (842) is in sliding connection with the adjusting hole (822);

the adjusting piece comprises a fastening nut (850) which is arranged on the threaded rod section (841) and is positioned outside the adjusting hole (822) in a threaded connection mode.

4. The adjustable track clamping mechanism of claim 2, wherein: the cylinder sleeve (820) is located in the compression cavity (811) and located on the annular outer wall of the compression cavity, and a limiting ring (821) is arranged, and the diameter of the limiting ring (821) is larger than that of the sliding port (812).

5. The adjustable track clamping mechanism as claimed in claim 4, wherein: one end of the cylinder barrel (810) far away from the sliding connector (812) is connected with a positioning column (816);

one end of the compression spring (830) is sleeved on the cylinder sleeve (820) and is abutted against the limit ring (821), and the other end of the compression spring is sleeved on the positioning column (816).

6. The adjustable track clamping mechanism as claimed in claim 4, wherein: one end of the cylinder (810) close to the sliding interface (812) is detachably provided with a clamping ring (817), and the limiting ring (821) can abut against the end part of the clamping ring (817) when moving.

7. The adjustable track clamping mechanism of claim 2, wherein: an installation opening (814) is formed in one end, far away from the sliding connector (812), of the cylinder barrel (810), and an end cover (815) is detachably installed at the installation opening (814).

8. The adjustable track clamping mechanism as claimed in any one of claims 1 to 7, wherein: the first rotating plate (200) is provided with a first driving motor (900) for driving the first driving wheel (400) to rotate, and/or

The second rotating plate (300) is provided with a second driving motor (910) for driving the second driving wheel (500) to rotate.

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