CN212863867U - Track pulley - Google Patents

Abstract

The utility model discloses a track tackle, which comprises two pairs of upwarp-proof wheels, two pairs of bearing wheels, a tackle body, a buffer and an emergency stop device, wherein the two upwarp-proof wheels and the two bearing wheels are rotatably arranged at one side of the tackle body; the emergency stop device is arranged at one end of the trolley body and comprises an electromagnetic valve support, an electromagnetic valve and an expansion link, the electromagnetic valve support is fixedly connected to one side of the trolley body through screws, the electromagnetic valve is installed at the bottom of the electromagnetic valve support, the expansion link, provided with a rubber layer, at the bottom of the electromagnetic valve support is arranged on one side of the electromagnetic valve, and the expansion link is used for stretching out and supporting on a track when the electromagnetic valve is started so that the track pulley can perform emergency braking or prevent the track pulley from sliding when. The utility model discloses simple structure easily operates, fixes a position accurately, can stop and do not have relative slip displacement, safe and reliable at the optional position.

Description

Track pulley

Technical Field

The utility model relates to a transportation auxiliary component field especially relates to a track coaster.

Background

The suspension arm is a hoisting equipment part commonly used, mainly used hoist and mount small-size goods, and the work interval is limited, according to the operation requirement of difference, is equipped with corresponding coaster usually, and the coaster can only stop fixedly at the both ends of suspension arm at present, can't stop in arbitrary position, and the emergency can't in time react appears, and when the hoist and mount scope is less than suspension arm length, can not accurate location, and the coaster can produce the displacement during loading and unloading goods, not only influences work efficiency and also has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a track coaster solves the coaster and can not pinpoint, can produce the slip displacement, problem that work efficiency is low.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a track tackle, including two pairs of proof warp wheels, two pairs of bearing wheels, automobile body, buffer and scram device, two proof warp wheels and two the bearing wheels rotatable mounting in one side of automobile body, the buffer fixed connection is in the both ends of automobile body, and the locating lever that both ends all were provided with the dog runs through the middle part of automobile body, the dog is fixed by the U type spring card that the inboard set up;

the emergency stop device is arranged at one end of the trolley body and comprises an electromagnetic valve support, an electromagnetic valve and an expansion link, the electromagnetic valve support is fixedly connected to one side of the trolley body through screws, the electromagnetic valve is arranged at the bottom of the electromagnetic valve support, the expansion link, provided with a rubber layer at the bottom, is arranged on one side of the electromagnetic valve, and the expansion link is used for extending out of the electromagnetic valve when the electromagnetic valve is started and abutting against a rail so that the rail trolley can be emergently braked or prevented from sliding when the rail trolley stops.

Furthermore, the two pairs of bearing wheels are located between the two pairs of anti-warping wheels, the edges of the two pairs of bearing wheels are in contact with the upper edge of the track, and the edges of the two pairs of anti-warping wheels are in contact with the lower edge of the track.

Furthermore, the car body is formed by die-casting two aluminum alloy plates and is locked by a plurality of bolts.

Furthermore, a plurality of limiting bulges are arranged at the bottom of the vehicle body.

Furthermore, the material of buffer sets up to the rubber material, reaches the purpose of buffering shock attenuation.

Furthermore, wear-resisting pad is used in the bottom setting of telescopic link.

Still further, the wear pad is embedded in the bottom end of the telescopic rod.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model discloses an emergency stop device simple structure, small in size, the installation is nimble, can install the clamp in the optional position of track coaster, and solenoid valve control and telescopic link bottom are provided with the rubber layer, do not harm the track, and the frictional force that produces through rubber layer and track room makes the effective braking of track coaster, can realize the track coaster in the braking of suspension arm optional position, has solved the displacement that the slip of track coaster produced to work efficiency has been improved greatly, has greatly reduced the time of artifical location.

The utility model discloses simple structure easily operates, fixes a position accurately, can stop and do not have relative slip displacement, safe and reliable at the optional position.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

Fig. 1 is a schematic structural view of the track trolley of the present invention;

fig. 2 is a front view of the track trolley of the present invention;

FIG. 3 is a schematic view of the track trolley of the present invention;

description of reference numerals: 1. anti-warp wheels; 2. a load-bearing wheel; 3. positioning a rod; 4. a spring clip; 5. a limiting bulge; 6. a bolt; 7. a vehicle body; 8. a buffer; 9. a solenoid valve bracket; 10. an electromagnetic valve; 11. a telescopic rod.

Detailed Description

As shown in fig. 1 and 2, the track trolley comprises two pairs of anti-warp wheels 1, two pairs of bearing wheels 2, a trolley body 7, a buffer 8 and an emergency stop device; two proof warp wheel 1 and two bearing wheel 2 rotatable installations are in one side of automobile body 7, and two pairs of bearing wheel 2 are located two pairs of proof warp wheel 1 between, and the edge of two pairs of bearing wheel 2 contacts with orbital last edge, and the edge of two proof warp wheel 1 contacts with orbital lower edge, can effectively reduce the in-process of coaster at the removal and rock.

The buffers 8 are fixedly connected to two ends of the vehicle body 7, the positioning rods 3 with the stop blocks arranged at two ends penetrate through the middle part of the vehicle body 7, and the U-shaped spring clamping pieces 4 are arranged on the inner sides of the stop blocks for fixing; the buffer 8 is made of rubber, so that the purpose of buffering and damping is achieved. The vehicle body 7 is formed by die-casting two aluminum alloy plates and is locked by a plurality of bolts 6. The bottom of the vehicle body 7 is provided with a plurality of limiting bulges 5.

Scram device includes solenoid valve bracket 9, solenoid valve 10 and telescopic link 11, solenoid valve bracket 9 passes through screw fixed connection in one side of automobile body 7, solenoid valve 10 installs in solenoid valve bracket 9's bottom, telescopic link 11 sets up in one side of solenoid valve 10, the bottom of telescopic link 11 sets up uses the wear pad, the wear pad is embedded to be set up in the bottom of telescopic link, thereby telescopic link 11 is used for stretching out and support when solenoid valve 10 starts and slide when making the track coaster emergency braking or preventing that it stops on the track.

The action process of the utility model is as follows:

first, refer to fig. 1, fig. 2 and fig. 3, the utility model discloses a first embodiment installs the track coaster in the track, and the edge of two pairs of bearing wheels 2 and orbital upward along the contact, two edges and orbital lower edge contacts of proof warp wheel 1, and proof warp wheel 1 and bearing wheel 2 are in two-way bearing the weight of, and proof warp wheel 1 has good anti-eccentric ability, can effectively avoid rocking that the operation in-process produced, and the impact when buffer 8 reduces the collision avoids producing vibrations.

Referring to fig. 1, fig. 2 and fig. 3, the utility model discloses a second embodiment, the track coaster when the track operation, need stop midway, makes things convenient for workman's transport goods, starts solenoid valve 10 this moment, promotes 11 butts of telescopic link on the track, avoids the slip displacement that produces in the handling, also can be used to emergency braking under the emergency simultaneously.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims (7)

1. A rail trolley which is characterized in that: the anti-warp vehicle comprises two pairs of anti-warp wheels (1), two pairs of bearing wheels (2), a vehicle body (7), a buffer (8) and an emergency stop device, wherein the two anti-warp wheels (1) and the two bearing wheels (2) are rotatably arranged on one side of the vehicle body (7), the buffer (8) is fixedly connected to two ends of the vehicle body (7), a positioning rod (3) with a stop block arranged at each of two ends penetrates through the middle part of the vehicle body (7), and the stop block is fixed by a U-shaped spring clamping piece (4) arranged on the inner side;

the emergency stop device is arranged at one end of the trolley body (7) and comprises an electromagnetic valve support (9), an electromagnetic valve (10) and an expansion link (11), the electromagnetic valve support (9) is fixedly connected to one side of the trolley body (7) through screws, the electromagnetic valve (10) is installed at the bottom of the electromagnetic valve support (9), the expansion link (11) with a rubber layer arranged at the bottom is arranged at one side of the electromagnetic valve (10), and the expansion link (11) is used for extending out when the electromagnetic valve is started and abutting against a rail so that the rail trolley can perform emergency braking or prevent the rail trolley from sliding when the rail trolley stops.

2. The track trolley of claim 1, wherein: the two pairs of the bearing wheels (2) are located between the two pairs of the warp-proof wheels (1), the edges of the bearing wheels (2) are in contact with the upper edge of the track, and the edges of the warp-proof wheels (1) are in contact with the lower edge of the track.

3. The track trolley of claim 1, wherein: the car body (7) is formed by die-casting two aluminum alloy plates and is locked by a plurality of bolts (6).

4. The track trolley of claim 1, wherein: the bottom of the vehicle body (7) is provided with a plurality of limiting bulges (5).

5. The track trolley of claim 1, wherein: the buffer (8) is made of rubber, so that the purpose of buffering and shock absorption is achieved.

6. The track trolley of claim 1, wherein: the bottom end of the telescopic rod (11) is provided with a wear-resistant pad.

7. The track trolley of claim 6, wherein: the wear-resistant pad is embedded in the bottom end of the telescopic rod (11).

Images