CN210150599U - Track pulley for cable - Google Patents

Abstract

The utility model provides a track pulley for cables, which relates to the technical field of track pulleys and comprises a frame, a bracket and roller components arranged on the upper part of the bracket, wherein the bracket is symmetrically provided with a plurality of pairs, the lower part of the bracket is provided with a first through hole for leading the frame to pass through, the middle of the bracket is provided with a second through hole for leading a first screw rod to pass through, and the two ends of the first screw rod are screwed with first nuts; the distance between each pair of brackets can be adjusted by rotating the first nut, so that the distance between the corresponding roller assemblies is adjusted, the roller assemblies can be suitable for tracks with different specifications, and the application range of the utility model is improved; at least a pair of support is passed by the frame, therefore the junction of support and frame has two at least, makes the gravity that the frame received because of supporting the cable can disperse on the support and distribute, the utility model discloses reduce the stress concentration condition on the support, improve joint strength, guarantee safe in utilization.

Description

Track pulley for cable

Technical Field

The utility model relates to a track coaster technical field specifically is a track coaster for cable.

Background

The crane trolley is widely applied to various industries, great help is provided for production activities of people, the trolley needs to be lifted up and down and moved back and forth and left and right, so that a lifting mechanism in the trolley needs to be moved, the lifting mechanism is connected with a power wire, the power wire of the lifting mechanism is usually hung on a steel wire rope parallel to the displacement direction by a steel ring, and the problems that the power wire is not smoothly pulled by the installation structure, the steel ring is rusted, the steel wire rope is broken after being excessively worn, the maintenance cost is high, the tensile stress of the cable is large in loss, the appearance is not attractive and the like exist in the installation structure.

The Chinese patent with the publication number of CN204454288U discloses a travelling crane cable sliding device, which comprises rollers, a V-shaped support, wherein the V-shaped support is of an integrated structure and comprises a left inclined plane, a right inclined plane and a transverse plane, the two ends of the transverse plane are connected with the left inclined plane and the right inclined plane, the rollers are installed on the left inclined plane and the right inclined plane, the travelling crane cable sliding device further comprises a U-shaped screw, a pressing block and a tile-shaped piece, two sides of the V-shaped support are provided with flanges formed by punching, the transverse plane of the V-shaped support is bent by punching to form a connecting piece, the connecting piece is provided with an opening, the U-shaped screw is arranged in the opening, the U-shaped screw is sequentially connected with the pressing block.

In above-mentioned technical scheme, a evagination connecting portion is stamped out V type support, passes connecting portion with U type screw in order to connect U type screw and V type support, because the connecting portion intensity of stamping out is low, so this kind of connected mode's firm in connection is not enough, also can not adjust relative interval between the wheel components moreover to make the wheel components can install on the track of different specifications.

If also disclose a cable slider for driving a vehicle in the chinese patent of grant publication No. CN204400461U, including gyro wheel, V type support includes left inclined plane, right inclined plane and transverse plane, and left inclined plane, right inclined plane are connected at the transverse plane both ends, the inboard installation gyro wheel on left inclined plane and right inclined plane still includes connecting piece, traction piece, U type screw, briquetting, tile-shaped piece, connecting piece one end and V type support fixed connection or rotation erection joint, the connecting piece other end and U type screwed connection, traction piece cover lie in between V type support and U type screw outside the connecting piece, and briquetting, tile-shaped piece, nut are connected in proper order to U type screw, the cross section of tile-shaped piece is arc.

In the above technical solution, a screw rod passing through the V-shaped bracket is connected to the U-shaped screw, and the top of the screw rod is screwed with the nut, although the connection strength is increased compared with the technical solution of the chinese patent with the publication number CN204454288U, the connection strength is still insufficient in practical use, and the relative distance between the roller assemblies cannot be adjusted, so that the roller assemblies can be installed on the rails with different specifications.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a track coaster for cable, it is not enough to aim at solving the leg joint intensity among the prior art, also can not adjust relative interval between the wheel components to make the wheel components can install the problem on the track of different specifications.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the track pulley for the cable comprises a frame, a support and roller assemblies arranged on the upper portion of the support, wherein a plurality of pairs of the support are symmetrically arranged, a first through hole for enabling the frame to penetrate is formed in the lower portion of the support, a second through hole for enabling a first screw rod to penetrate is formed in the middle of the support, and first nuts are screwed at two ends of the first screw rod.

The roller assembly comprises an installation shaft, a roller arranged on the installation shaft, a second screw rod which is connected with the installation shaft and movably penetrates through a third through hole formed in the support, and a second nut screwed on the second screw rod.

And a gasket is arranged between each pair of the brackets.

The bracket is provided with a plurality of traction holes for the traction rope to pass through.

Install on the frame and be used for the spacing stop gear to the cable, stop gear includes the mounting of fixed connection on the vertical section of frame, and the lower surface of mounting is connected with the soft glue layer, and the recess that is used for making the cable to pass is offered to the lower surface of soft glue layer, and the lower part on soft glue layer is equipped with the cable support piece that is passed and is the protruding shape by the vertical section activity of frame, the external screw thread has been seted up to the vertical section of frame, is located cable support piece lower part the third nut has been screwed on the external screw thread.

The bracket is provided with a pair.

A pair of the brackets form a Y-shaped shape.

The utility model has the advantages that:

1. in the utility model, the distance between each pair of brackets can be adjusted by rotating the first nut, so as to adjust the distance between the corresponding roller components, so that the roller components can be suitable for tracks with different specifications, and the application range of the utility model is improved;

2. the utility model discloses in, at least a pair of support is passed by the frame, therefore the junction of support and frame has two at least, makes the gravity that the frame received because of supporting the cable can disperse on the support and distribute, only will support and frame connection's design through a junction point among the contrast prior art, the utility model discloses reduced the stress concentration condition on the support, improved joint strength, guarantee safe in utilizationly.

Drawings

Fig. 1 is a front view of an embodiment of a cable trolley.

Fig. 2 is a left side view of an embodiment of a track trolley for cables.

Fig. 3 is a left side view of a bracket in an embodiment of the track trolley for cables.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, a rail trolley for cables comprises a frame 5, a bracket 1 and a roller assembly 2 mounted on the upper part of the bracket 1; in the prior art, two connection modes are provided for connecting the bracket 1 and the frame 5, one is to punch a convex connecting part on the bracket 1 and pass the frame 5 through the connecting part to connect the frame 5 and the bracket 1, and the punched connecting part has low strength, so that the connection firmness of the connection mode is insufficient, and the relative distance between the roller assemblies 2 cannot be adjusted, so that the roller assemblies 2 can be installed on rails with different specifications; and the other way is that a screw rod penetrating through the bracket 1 is connected to the frame 5, and a nut is screwed on the top of the screw rod, so that the connection strength is increased compared with the first way, but the connection strength is insufficient in practical use, and the relative distance between the roller assemblies 2 cannot be adjusted, so that the roller assemblies 2 can be installed on tracks with different specifications.

In the utility model, as shown in fig. 1-3, the support 1 is symmetrically provided with a plurality of pairs, the lower part of the support 1 is provided with a first through hole 103 for the frame 5 to pass through, the middle of the support 1 is provided with a second through hole 102 for the first screw rod 3 to pass through, and the two ends of the first screw rod 3 are screwed with first nuts 4;

in the utility model, at least one pair of brackets 1 are penetrated by the frame 5, so that at least two connecting parts of the brackets 1 and the frame 5 are provided, the gravity borne by the frame 5 for supporting the cable can be distributed on the brackets 1 in a dispersing way, compared with the design that the bracket 1 and the frame 5 are connected by only one connecting point in the prior art, the utility model reduces the stress concentration condition on the brackets 1, improves the connecting strength and ensures the use safety;

in the utility model, the distance between each pair of brackets 1 can be adjusted by rotating the first nut 4, so as to adjust the distance between the corresponding roller assemblies 2, so that the roller assemblies 2 can be suitable for tracks with different specifications, and the application range of the utility model is improved; preferably, it is every right be equipped with the gasket between the support 1, the gasket that is located gap department between the support 1 can guarantee that support 1 removes in opposite directions, improves the utility model discloses a mobility stability.

Specifically, the roller assembly 2 includes a mounting shaft 21, a roller 24 mounted on the mounting shaft 21, a second screw 22 connected to the mounting shaft 21 and movably passing through a third through hole 101 formed in the bracket 1, and a second nut 23 screwed on the second screw 22; the mounting shaft 21 can be detached by screwing down the second nut 23, so that the roller 24 can be conveniently maintained or replaced and the like; as shown in fig. 1, a pair of brackets 1 is provided, the pair of brackets 1 forms a Y shape, and the roller assemblies 2 can be mounted on a V-shaped rail at this time, and of course, the inclination angles of the brackets 1 and the roller assemblies 2 with respect to the horizontal line can be changed according to the need to adapt to an i-shaped rail and the like.

In order to make more that set up on the track the utility model discloses can be synchronous remove, it is further, set up a plurality of traction holes 104 that are used for making the haulage rope to pass on the support 1, with the haulage rope in proper order pass traction holes 104, consequently can take wheel components 2 on other supports 1 to remove after one of them wheel components 2 is driven, make more wheel components 2 synchronous motion.

In order to better fix the cable at the frame 5, further, a limiting mechanism for limiting the cable is mounted on the frame 5, the limiting mechanism comprises a fixing piece 6 fixedly connected to a vertical section of the frame 5, the lower surface of the fixing piece 6 is connected with a soft rubber layer 7, a groove 8 for allowing the cable to pass through is formed in the lower surface of the soft rubber layer 7, a cable supporting piece 9 which is movably passed through by the vertical section of the frame 5 and is in a convex shape is arranged at the lower part of the soft rubber layer 7, an external thread is formed in the vertical section of the frame 5, and a third nut 10 is screwed on the external thread positioned at the lower part of the cable supporting piece 9; the cable can be passed through the groove 8 of the lower surface of the soft glue layer 7 and placed on the cable support 9 by turning the third nut 10 to adjust the position of the cable support 9 so that the cable support 9 can cooperate with the groove 8 to catch the cable.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (7)

1. The utility model provides a track coaster for cable, includes frame (5), support (1) and installs roller components (2) on support (1) upper portion, characterized by, support (1) symmetry is provided with a plurality of pairs, and first through-hole (103) that are used for making frame (5) pass are seted up to the lower part of support (1), and second through-hole (102) that are used for making first screw rod (3) pass are seted up to the centre of support (1), and the both ends of first screw rod (3) have connect first nut (4) soon.

2. The rail block for cables as claimed in claim 1, wherein the roller assembly (2) includes a mounting shaft (21), a roller (24) mounted on the mounting shaft (21), a second screw (22) connected to the mounting shaft (21) and movably passing through a third through hole (101) formed in the bracket (1), and a second nut (23) screwed to the second screw (22).

3. A rail trolley for cables according to claim 1, characterized in that a spacer is arranged between the brackets (1) of each pair.

4. The rail trolley for cables as claimed in claim 1, wherein the frame (1) is formed with a plurality of drawing holes (104) for passing the drawing rope therethrough.

5. The track trolley for the cables as claimed in any one of claims 1 to 4, wherein the frame (5) is provided with a limiting mechanism for limiting the cables, the limiting mechanism comprises a fixing member (6) fixedly connected to a vertical section of the frame (5), the lower surface of the fixing member (6) is connected with a soft adhesive layer (7), the lower surface of the soft adhesive layer (7) is provided with a groove (8) for allowing the cables to pass through, the lower portion of the soft adhesive layer (7) is provided with a cable supporting member (9) which is movably penetrated through the vertical section of the frame (5) and has a convex shape, the vertical section of the frame (5) is provided with an external thread, and a third nut (10) is screwed on the external thread positioned at the lower portion of the cable supporting member (9).

6. A rail trolley for cables according to any of claims 1-4, characterized in that the brackets (1) are provided with a pair.

7. A rail trolley for cables according to claim 6, characterized in that a pair of said brackets (1) forms a Y-shape.

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