CN210593765U

CN210593765U - Rotating disc type lower carrier roller bracket

Info

Publication number: CN210593765U
Application number: CN201921138097.7U
Authority: CN
Inventors: 施国强; 王海波; 张慧峰; 李国安; 张伟忠; 王嘉林; 马磊; 俞壮理; 张立福; 周依中
Original assignee: Baoshan Iron and Steel Co Ltd
Current assignee: Baoshan Iron and Steel Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-22
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a turntable type lower carrier roller bracket, which comprises a hanger (1), a sleeve (2), a rotating pin (3), a turntable (4), a handle (5), a first ear ring (8) and a second ear ring (6); the hanging bracket is fixedly connected with a truss (9) of the belt conveyor; the lower end of the hanger is fixedly connected with a sleeve, and the axis of the sleeve is horizontally arranged and is vertical to the truss; a rotating pin is arranged in the sleeve, one end of the rotating pin, which is close to the inner side of the truss, is fixedly connected with the turntable, and the other end of the rotating pin is provided with a handle, and the rotating pin and the turntable can coaxially and synchronously rotate by rotating the handle; one surface of the turntable, which is close to the inner side of the truss, is fixedly connected with a first earring and a second earring; the first ear ring is provided with a connecting part for arranging the end part of a roll shaft (7) of the lower carrier roller; the structure of the second earring is the same as that of the first earring; the lower carrier roller supports are arranged in pairs, a first lower carrier roller (11) is arranged on the first ear ring, and a second lower carrier roller (12) is arranged on the second ear ring. The utility model discloses can realize the fast switch-over snub pulley, need not to shut down.

Description

Rotating disc type lower carrier roller bracket

Technical Field

The utility model relates to a belt conveyor bearing roller support piece, in particular to but carousel formula snub pulley support of quick assembly disassembly bearing roller.

Background

The belt conveyer, also called as rubber belt conveyer or belt conveyer, mainly consists of truss, belt (conveyer belt), upper carrier roller, lower carrier roller, etc. The truss is arranged along the running direction of the belt, and a lower carrier roller is arranged below the truss and used for supporting the belt at the idle side of the belt conveyor. A plurality of snub pulleys parallel arrangement, the roller both ends of snub pulley are generally fixed on the truss through snub pulley support. The loading amount of the lower carrier roller is large, and the damage of the lower carrier roller directly influences the service life of the belt and the smooth running of the whole equipment system. The failure modes of the lower carrier roller are generally as follows: 1) the roller body deforms and breaks; 2) excessive wear and degumming of the roller surface; 3) fatigue wear and fracture of the bearing; 4) the bearing is rusted, stuck and the like, and the lower carrier roller is easy to wear and tear after failure, or the belt sags and rubs a truss due to loss of supporting force, so the failed lower carrier roller needs to be replaced in time.

However, generally, the lower carrier roller bracket needs to be disassembled first when the lower carrier roller is replaced, the installation and the disassembly of related parts are complex, and meanwhile, the machine needs to be stopped for maintenance and replacement, so that the maintenance time is increased, and the production efficiency is reduced.

Disclosure of Invention

An object of the utility model is to provide a carousel formula snub pulley support, this snub pulley support can satisfy the installation configuration requirement of two snub pulleys, and two snub pulleys are equipped with and can the fast switch over use as one owner, and the dismouting step of snub pulley can be simplified to the notch on the earrings moreover.

The utility model discloses a realize like this:

a rotating disc type lower carrier roller bracket comprises a hanging bracket, a sleeve, a rotating pin, a rotating disc, a handle, a first ear ring and a second ear ring;

the hanging bracket is fixedly connected with a truss of the belt conveyor; the lower end of the hanger is fixedly connected with a sleeve, and the axis of the sleeve is horizontally arranged and is vertical to the truss; a rotating pin is arranged in the sleeve, one end of the rotating pin, which is close to the inner side of the truss, is fixedly connected with the turntable, and the other end of the rotating pin is provided with a handle, and the rotating pin and the turntable can coaxially and synchronously rotate by rotating the handle; one surface of the turntable, which is close to the inner side of the truss, is fixedly connected with a first earring and a second earring; the first ear ring is provided with a connecting part for arranging the end part of the roll shaft of the lower carrier roller; the structure of the second earring is the same as that of the first earring;

the lower carrier roller supports are arranged below the truss in pairs, the first ear rings are provided with first lower carrier rollers, and the second ear rings are provided with second lower carrier rollers.

The first ear ring is plate-shaped and bent into a U shape, one end of the first ear ring is fixedly connected with the turntable in an attaching mode, the other end of the first ear ring is provided with a notch, and the notch is U-shaped and matched with the end portion of the roller shaft of the lower carrier roller; the angular position of the first earring and the second earring is less than 90 degrees, so that when the notch of the first earring is completely upward, the second lower supporting roller cannot fall off from the notch of the second earring.

The lower carrier roller support further comprises a positioning pin, a pin hole is formed in the hanging bracket, and a plurality of pin holes are formed in the rotary disc, so that when the first lower carrier roller or the second lower carrier roller bears a belt, the positioning pin can penetrate through the pin hole in the hanging bracket and one pin hole in the rotary disc simultaneously.

The first earring and the second earring are fixedly connected to the turntable through bolts.

The rotating pin and the rotating disc are integrated.

The utility model discloses carousel formula snub pulley support uses through the fast switch over between two snub pulleys of carousel formula structure realization, has avoided maintaining because of the snub pulley inefficacy needs frequent shut down, and the notch structure on the earrings makes dismouting snub pulley convenient and fast more simultaneously, has greatly shortened when overhauing the operation and using, has effectively improved the bearing roller and has changed the operating efficiency, ensures that equipment is in the same direction as going.

Compared with the prior art, the utility model, following beneficial effect has: the double lower carrier rollers can be quickly switched to be used, the lower carrier rollers are easy to replace due to the notch structures of the ear rings, the maintenance process is simplified, the maintenance time is shortened, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the turntable type lower carrier roller bracket of the utility model, which is arranged on a truss;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic view of the angular positions of the first earring and the second earring of the present invention.

In the figure, 1 hanging bracket, 2 sleeves, 3 rotating pins, 4 rotating discs, 5 handles, 6 second earrings, 7 roller shafts, 8 first earrings, 9 trusses, 10 positioning pins, 11 first lower supporting rollers and 12 second lower supporting rollers.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 and 2, the lower idler supports of the rotating disc type are arranged below two sides of a truss 9 of a belt conveyor in pairs, and each lower idler support comprises a hanging bracket 1, a sleeve 2, a rotating pin 3, a rotating disc 4, a handle 5, a first lug ring 8 and a second lug ring 6. The hanger 1 is fixedly connected with a truss 9 of the belt conveyor, and the sleeve 2 is fixed at the lower end of the hanger 1 through welding. The axis of the sleeve 2 is horizontal and vertical to the truss 9, and the rotating pin 3 is arranged in the sleeve 2. One end of the rotating pin 3 close to the inner side of the truss 9 is fixedly connected with a rotating disc 4, the rotating pin 3 and the rotating disc 4 are an integral piece, the other end of the rotating pin 3 is provided with a handle 5, and the rotating handle 5 can enable the rotating pin 3 and the rotating disc 4 to coaxially and synchronously rotate.

A first lug 8 and a second lug 6 are fixedly connected to one surface of the rotary table 4 close to the inner side of the truss 9 through bolts. Be provided with connecting portion on the first earrings 8 for set up the 7 tip of roller of snub pulley, first earrings 8 are platelike and buckle into the U type, and the one end of first earrings 8 and 4 laminating rigid couplings of carousel set up the notch on the other end, the notch be the U type and with 7 tip phase-matchs of roller of snub pulley. The second earring 6 has the same structure as the first earring 8. A first lower carrier roller 11 is arranged on the first ear ring 8 and is used as a main carrier roller, and a second lower carrier roller 12 is arranged on the second ear ring 6 and is used as a standby carrier roller.

The angular position of the first ear loop 8 and the second ear loop 6 on the turntable 4 is less than 90 °, typically in the range of 60 ° to 80 °, preferably 65 ° in this embodiment, so that the second idler roller 12 does not fall out of the recess of the second ear loop 6 when the first idler roller 11 is carrying the belt, i.e. when the recess of the first ear loop 8 is fully up. Likewise, when the first idler roller 11 fails and the handle 5 is pulled so that the second idler roller 12 carries the belt, the first idler roller 11 does not fall out of the recess of the first earring 8, see fig. 2 and 3, in which the second idler roller 12 has been switched to the operating state for carrying the belt.

Referring to fig. 2, the utility model discloses still include locating pin 10 for the position of fixed carousel 4 sets up the pinhole on gallows 1, on carousel 4 at the rigid coupling department of first earring 8 and carousel 4, set up the pinhole respectively in the rigid coupling department of second earring 6 and carousel 4, when first snub pulley 11 or second snub pulley 12 when being in operating condition, locating pin 10 can pass a pinhole on gallows 1 and the pinhole of the corresponding position on carousel 4 simultaneously, realizes the fixed to carousel 4.

The utility model discloses an increased the carousel formula structure on the snub pulley support, realized that the installation configuration of two snub pulleys is equipped with the use as one owner, and the carousel formula structure can the fast switch over activestandby snub pulley, need not frequent shut down, and the notch structure on the earrings is convenient for change the snub pulley in addition, has shortened the maintenance and has changed operating time, and it is convenient to maintain, has improved production efficiency.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a carousel formula snub pulley support which characterized in that: comprises a hanger (1), a sleeve (2), a rotating pin (3), a turntable (4), a handle (5), a first earring (8) and a second earring (6);

the hanger (1) is fixedly connected with a truss (9) of the belt conveyor; the lower end of the hanger (1) is fixedly connected with a sleeve (2), and the axis of the sleeve (2) is horizontally arranged and is vertical to the truss (9); a rotating pin (3) is arranged in the sleeve (2), one end of the rotating pin (3) close to the inner side of the truss (9) is fixedly connected with a turntable (4), a handle (5) is arranged at the other end, and the rotating handle (5) can enable the rotating pin (3) and the turntable (4) to coaxially and synchronously rotate; one surface of the turntable (4) close to the inner side of the truss (9) is fixedly connected with a first earring (8) and a second earring (6); the first ear ring (8) is provided with a connecting part for arranging the end part of the roll shaft (7) of the lower carrier roller; the structure of the second ear ring (6) is the same as that of the first ear ring (8);

the lower carrier roller supports are arranged below the truss (9) in pairs, the first ear rings (8) are provided with first lower carrier rollers (11), and the second ear rings (6) are provided with second lower carrier rollers (12).

2. The rotating disc idler roller support of claim 1 wherein: the first earrings (8) are plate-shaped and bent into U shapes, one ends of the first earrings (8) are fixedly attached to the rotary table (4), and the other ends are provided with notches which are U-shaped and matched with the end parts of the roll shafts (7) of the lower carrier rollers; the angular position of the first ear ring (8) and the second ear ring (6) is less than 90 degrees, so that when the notch of the first ear ring (8) is completely upward, the second lower supporting roller (12) can not fall off from the notch of the second ear ring (6).

3. The rotating disc idler roller support of claim 1 wherein: the lower carrier roller support further comprises a positioning pin (10), a pin hole is formed in the hanging bracket (1), the rotary disc (4) is provided with a plurality of pin holes, and when the first lower carrier roller (11) or the second lower carrier roller (12) bears a belt, the positioning pin (10) can penetrate through the pin hole in the hanging bracket (1) and the pin hole in the rotary disc (4) simultaneously.

4. The rotating disc idler roller support of claim 1 wherein: the first ear ring (8) and the second ear ring (6) are fixedly connected to the rotary table (4) through bolts.

5. The carousel idler roller support as claimed in any one of claims 1 to 4, wherein: the rotating pin (3) and the rotating disc (4) are integrated.