High-performance hand strap guide wheel prepared from PBT (Polybutylece Terephthalate) material

Abstract

The utility model discloses a high-performance hand strap guide wheel made of PBT (polybutylene terephthalate) material, which comprises a tire bead, a deep groove ball bearing is mounted in the tire bead, a mounting groove is formed in an inner ring of the tire bead, a collar is mounted on the outer side of the deep groove ball bearing, a first ball is rotatably connected between the deep groove ball bearing and the collar, and a second ball is rotatably connected between the deep groove ball bearing and the collar. The first balls are arranged in the deep groove ball bearing and the shaft ring in an attached mode, anti-skid grooves are formed in the outer side of the tire bead, the anti-skid grooves are arranged in an array mode relative to the vertical central axis of the tire bead, the shaft ring and the installation groove are arranged in an attached mode, and the diameter of the installation groove is consistent with that of the shaft ring. According to the high-performance hand strap guide wheel prepared from the PBT material, the whole has good wear resistance and performance through separate connection and independent rotation, meanwhile, the friction force between the high-performance hand strap guide wheel and a hand strap is increased, connection is firmer, sliding is prevented, and therefore better stability is provided.

Description

TECHNICAL FIELD

[0001] The utility model relates to escalator and moving sidewalk technical field, concretely is a kind of high-performance handrail with guide wheel prepared by PBT material. BACKGROUND

[0002] The guide wheel on the handrail is to ensure the correct operation and direction of the handrail, and when the escalator is running, these guide wheels help the handrail to stay on its track, thereby reducing friction and preventing the handrail from slipping, while ensuring the stability and safety of passengers when using it.

[0003] The existing conventional handrail guide wheel is made of steel material and is prone to wear and tear during long-term use, which requires replacement or maintenance after a period of use, thereby shortening the service life of the handrail and affecting the normal use of the escalator. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a high-performance handrail guide wheel prepared by PBT material to solve the problem of the existing handrail guide wheel made of steel material, which is prone to wear and tear during long-term use and requires replacement or maintenance after a period of use, thereby shortening the service life of the handrail and affecting the normal use of the escalator.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high-performance handrail guide wheel prepared by PBT material, comprising:

[0006] A tire bead is provided with a deep groove ball bearing inside;

[0007] Further comprising:

[0008] A mounting groove is provided in the inner ring of the tire bead, and an axle ring is mounted on the outer side of the deep groove ball bearing, and a first ball is rotatably connected between the deep groove ball bearing and the axle ring, and the first ball is arranged in a state of adhesion with the deep groove ball bearing and the axle ring.

[0009] Preferably, the axle ring is arranged in a state of adhesion with the mounting groove, and the diameter of the mounting groove is consistent with the diameter of the axle ring.

[0010] Preferably, a connecting rod is inserted into the inner ring of the deep groove ball bearing, and the inner ring diameter of the deep groove ball bearing is consistent with the outer ring diameter of the connecting rod, and the connecting rod penetrates the deep groove ball bearing.

[0011] Preferably, the connecting rod is fixedly installed with a rotating disc about the left and right ends of the outer deep groove ball bearing, the diameter of the outer ring of the rotating disc is consistent with the diameter of the outer ring of the tire bead, and the tire bead is made of PBT material.

[0012] Preferably, the outer ring side wall of the rotating disc is provided with a first sliding groove, and the outer ring of the rotating disc is arranged in a corresponding state with the inner side wall of the outer ring of the tire bead, and the inner side wall of the outer ring of the tire bead is provided with a second sliding groove.

[0013] Preferably, the first sliding groove and the second sliding groove are rotatably installed with a second ball therebetween, and the second ball is connected with the inner side wall of the outer ring of the tire bead and the outer ring of the rotating disc.

[0014] Compared with the prior art, the high-performance handrail belt guide wheel prepared from PBT material has the advantages that: the whole has good wear resistance and performance through separate rotation between the parts and the connection, the friction between the guide wheel and the handrail belt is increased, the connection is more firm to prevent sliding, better stability is provided, smoother rotation effect is provided, better stability is provided, wear between the connection is reduced, and the service life is prolonged.

[0015] 1. The tire bead, the deep groove ball bearing, the mounting groove, the shaft ring and the first ball are arranged, the deep groove ball bearing is mounted in the inner part of the tire bead, the deep groove ball bearing and the shaft ring are connected through the first ball, the shaft ring and the mounting groove are arranged in a corresponding state, the deep groove ball bearing and the shaft ring are integrated through the first ball, the tire bead and the deep groove ball bearing are fixed together through the connection between the mounting groove and the shaft ring, the tire bead is made of PBT material, the tire bead and the shaft ring can rotate, the tire bead and the deep groove ball bearing can rotate, the parts can rotate separately, the whole has good wear resistance and performance, and the service life is prolonged.

[0016] 2. The tire bead and the anti-skid groove are arranged, the anti-skid groove is arranged on the outer side of the tire bead, and is arranged in an array state about the vertical central axis of the tire bead, the friction between the guide wheel and the handrail belt is increased through cooperation between the tire bead and the anti-skid groove, the connection surface contact is more firm to prevent sliding, better stability is provided.

[0017] 3. It is provided with a tire ring, a connecting rod, a rotating disc, a first sliding groove, a second sliding groove and a second ball, the outer side of the rotating disc and the inner side of the tire ring outer ring are respectively provided with the first sliding groove and the second sliding groove, and the second ball is also rotatably connected between the first sliding groove and the second sliding groove, and the diameter of the rotating disc outer ring is consistent with the diameter of the tire ring inner ring, so that the tire ring and the rotating disc are rotated by the second ball, and the rotating disc is fixedly installed at the left and right ends of the connecting rod, and the tire ring outer ring can be supported by the rotating disc, so that it can provide greater stability for the tire ring during operation, so that smoother rotation effect can be provided during rotation, which not only can provide better stability, but also can reduce the wear between the connections, so that the service life is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view of the structure of the utility model;

[0019] Figure 2 It is a front view of the structure of the utility model;

[0020] Figure 3 It is a side view of the structure of the utility model;

[0021] Figure 4 It is an enlarged structure diagram of the A place of the utility model Figure 1 .

[0022] In the drawing: 1, tire ring; 2, deep groove ball bearing; 3, mounting groove; 4, collar; 5, first ball; 6, anti-skid groove; 7, connecting rod; 8, rotating disc; 9, first sliding groove; 10, second sliding groove; 11, second ball. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-4 , the utility model provides a kind of technical scheme: a high-performance handrail belt guide wheel prepared by PBT material, including: tire ring 1, deep groove ball bearing 2, mounting groove 3, collar 4, first ball 5, anti-skid groove 6, connecting rod 7, rotating disc 8, first sliding groove 9, second sliding groove 10, second ball 11.

[0025] First, as shown in the drawings Figure 1 , drawings Figure 2and attached Figure 4 As shown in the, by the deep groove ball bearing 2 is installed inside the tire ring 1, also by the deep groove ball bearing 2 outside the sleeve set with the shaft ring 4, and then by the deep groove ball bearing 2 and the shaft ring 4 intermediate rotating connection with the first ball 5, so that the deep groove ball bearing 2 can rotate alone, so that the shaft ring 4 and the deep groove ball bearing 2 between the first ball 5 also make the shaft ring 4 can rotate alone, and then by the tire ring 1 inner ring opening has a mounting groove 3, and the shaft ring 4 and the mounting groove 3 is set in a corresponding state, and also by the diameter of the shaft ring 4 and the diameter of the mounting groove 3 is consistent, so that the mounting groove 3 and the shaft ring 4 between the cooperation of the deep groove ball bearing 2 is fixedly installed in the tire ring 1 inner ring, and then by the tire ring 1 in the rotating can be through the deep groove ball bearing 2 or through the deep groove ball bearing 2 and the shaft ring 4 between the cooperation also form a separate rotation, and then by the tire ring 1 is PBT material, so that the whole in the rotating can reduce the wear between the connection, so that the body and the connection between the separate rotation, so that the whole has good wear resistance and performance, and also by the tire ring 1 outside opening has anti-skid groove 6, and the anti-skid groove 6 about the vertical axis of the tire ring 1 is set in an array state, so that the anti-skid groove 6 can increase the friction between the handrail belt, and then make the connection more firm, so as to provide better stability;

[0026] As shown in the attached Figure 1 , attached Figure 3 and attached Figure 4 , and then also by the deep groove ball bearing 2 inner ring plug set with the connecting rod 7, and the connecting rod 7 through the deep groove ball bearing 2, and also by the outer diameter of the connecting rod 7 and the inner diameter of the deep groove ball bearing 2 is consistent, so that the connecting rod 7 and the object between the fixed drive tire ring 1 whole rotation, and then by the connecting rod 7 about the left and right ends of the deep groove ball bearing 2 are fixedly installed with rotating disc 8, at the same time through the rotating disc 8 outer diameter and the inner diameter of the tire ring 1 outer ring is consistent, so that the tire ring 1 and the rotating disc 8 connected together, and then by the outer wall of the rotating disc 8 opening has a first sliding groove 9, and also by the inner side of the tire ring 1 outer ring opening has a second sliding groove 10, so that the first sliding groove 9 and the second sliding groove 10 intermediate rotating connection with the second ball 11, so that the tire ring 1 and the rotating disc 8 rotating connection together through the second ball 11, and through the rotating disc 8 support the outer ring of the tire ring 1, so that the tire ring 1 whole through the deep groove ball bearing 2 or the shaft ring 4 between the separate rotation can drive the rotating disc 8 rotating at the same time, also by the rotating disc 8 installed in the left and right ends of the tire ring 1 make the rotating effect is more smooth, so as to provide better stability, so that it can also reduce the wear between the connection.

[0027] The content not described in detail in the specification belongs to the prior art known to those skilled in the art, the standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high-performance handrail belt guide wheel made of PBT material, comprising: a tire bead (1), an inner part of the tire bead (1) is provided with a deep groove ball bearing (2); characterized in that it further comprises: a mounting groove (3) is arranged in the inner ring of the tire bead (1), an outer side of the deep groove ball bearing (2) is provided with a shaft ring (4), a first ball (5) is rotatably connected between the deep groove ball bearing (2) and the shaft ring (4), the first ball (5) is arranged in a close contact state with the deep groove ball bearing (2) and the shaft ring (4), an outer side of the tire bead (1) is provided with an anti-skid groove (6), and the anti-skid groove (6) is arranged in an array state about the vertical central axis of the tire bead (1).

2. The high performance handrail belt guide wheel prepared from PBT material according to claim 1, characterized in that: The shaft ring (4) is arranged in a close contact state with the mounting groove (3), and the diameter of the mounting groove (3) is consistent with the diameter of the shaft ring (4).

3. The high performance handrail belt guide wheel prepared from PBT material according to claim 1, characterized in that: The inner ring of the deep groove ball bearing (2) is provided with a connecting rod (7), the inner ring diameter of the deep groove ball bearing (2) is consistent with the outer ring diameter of the connecting rod (7), and the connecting rod (7) penetrates the deep groove ball bearing (2).

4. The high performance handrail belt guide wheel made of PBT material according to claim 3, characterized in that: The connecting rod (7) is fixedly provided with a rotating disc (8) about the left and right ends outside the deep groove ball bearing (2), the outer ring diameter of the rotating disc (8) is consistent with the outer ring diameter of the tire bead (1), and the tire bead (1) is made of PBT material.

5. The high performance handrail belt guide wheel made of PBT material according to claim 4, characterized in that: The outer ring side wall of the rotating disc (8) is provided with a first sliding groove (9), the outer ring of the rotating disc (8) is arranged in a corresponding state with the inner side wall of the outer ring of the tire bead (1), and the inner side wall of the outer ring of the tire bead (1) is provided with a second sliding groove (10).

6. The high performance handrail belt guide wheel made of PBT material according to claim 5, characterized in that: The first sliding groove (9) and the second sliding groove (10) are rotatably provided with a second ball (11) therebetween, the second ball (11) is connected with the inner side wall of the outer ring of the tire bead (1), and the second ball (11) is connected with the outer ring of the rotating disc (8).

Images