CN216965372U

CN216965372U - Device for replacing supporting spring of screening machine

Info

Publication number: CN216965372U
Application number: CN202123278119.XU
Authority: CN
Inventors: 肖放萍
Original assignee: Nanchang Mineral Systems Group Co Ltd
Current assignee: Nanchang Mineral Systems Group Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-15
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a device for replacing a supporting spring of a screening machine, which comprises a support, a screen box, a supporting group and rubber springs, wherein the supporting group is fixed on the screen box and is positioned at the top of the support; through the designed supporting seat, the hydraulic jack, the rectangular block and the supporting plate, the rubber spring on the screening machine can be detached and replaced without additionally increasing complex facilities, large hoisting equipment is not needed on site, the implementation process is simple and quick, the maintenance time is greatly reduced, and convenience is brought to the subsequent maintenance of the screening machine; through the limit structure who sets up, can improve the dismouting convenience of this device.

Description

Device for replacing supporting spring of screening machine

Technical Field

The utility model belongs to the technical field of replacement of springs of screening machines, and particularly relates to a device for replacing a supporting spring of a screening machine.

Background

The screening machine is widely used in industries such as metallurgy, coal, building materials, chemical engineering, stone materials, mines and the like, and the supporting spring is an essential part of the screening machine and determines whether the screening machine can normally work in a vibration mode; the supporting spring belongs to a normal loss spare part of the feeding and screening equipment, and needs to be replaced in time when the feeding and screening equipment is used for a certain time or under the condition of aging.

The utility model provides a device for replacing a support spring of a screening machine, which is provided by the utility model because large-scale hoisting facilities cannot be arranged on site, the support spring bears the main working weight of the screening machine, the replacement operation of the support spring is difficult to a certain extent, most of the support spring is replaced by a chain block on site in actual operation, the efficiency of the chain block is low, and the upper part of the chain block needs to be provided with a suspension point, so that the device is complex and troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for replacing a support spring of a screening machine, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a change screening machine supporting spring's device, includes support, sieve case, support group and rubber spring, support the group and fix on the sieve case, support the group and be located the top of support, and support and install a plurality of rubber springs between group and the support, the supporting seat is all installed on the both sides surface of support and the both sides surface of support group, and two from top to bottom be provided with hydraulic jack between the supporting seat, the both sides surface of support and the both sides surface of support group are equal the symmetry and are fixed with two rectangular blocks, and two one side to the supporting seat is all run through to the tip of rectangular block, the surface of supporting seat is for two be fixed with the fagging between the rectangular block, be equipped with limit structure between rectangular block and the fagging.

Preferably, limit structure includes bolt and limiting plate, the surface of fagging is run through and has been seted up first perforation, the second perforation has been seted up to the tip surface of rectangular block, the bolt runs through the fagging through first perforation, and the both ends of bolt are in respectively that the second on two rectangular block surfaces is perforated, a side surface swivelling joint of rectangular block has the limiting plate, the pore has been seted up to one side inner wall of second perforation, be equipped with connection structure between limiting plate and the bolt.

Preferably, connection structure is including seting up at the inside flexible groove of bolt, the inside in flexible groove is provided with expanding spring and circular fixture block, expanding spring connects between the inner wall in circular fixture block and flexible groove, the rectangle card hole has been seted up on the surface of limiting plate, and the tip embedding of circular fixture block is downthehole to the rectangle card.

Preferably, a base rod with a T-shaped section is fixed on the surface of one side of the rectangular block, and the limiting plate is rotatably sleeved on the base rod.

Preferably, the surface of the screen box is fixed with two circular supporting legs, the top of the supporting group is provided with two semicircular supporting grooves, the two circular supporting legs are respectively embedded into the two semicircular supporting grooves, and a semicircular fixing piece is further arranged above the top of the supporting group relative to each semicircular supporting groove.

Preferably, the semicircular fixing piece is sleeved on the circular supporting leg, and two ends of the semicircular fixing piece are fixed with the supporting group through bolts.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the supporting seat, the hydraulic jack, the rectangular block and the supporting plate, the rubber spring on the screening machine can be detached and replaced without additionally increasing complex facilities, large-scale hoisting equipment is not needed on site, the implementation process is simple and quick, the maintenance time is greatly reduced, and convenience is brought to subsequent maintenance of the screening machine.

2. Through the limit structure who sets up, can improve the dismouting convenience of supporting seat, it is convenient that further assembly and the dismantlement for this device bring, improves the dismouting flexibility of this device, and it is convenient to bring for operating personnel's actual installation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of a portion of the area B of FIG. 2 in accordance with the present invention;

FIG. 4 is a side cross-sectional view of the latch and rectangular block connection of the present invention;

FIG. 5 is an enlarged view of a portion of the utility model in the area C of FIG. 4;

in the figure: 1. a support; 2. a screen box; 3. a support group; 4. a rubber spring; 5. a supporting seat; 6. a hydraulic jack; 7. a rectangular block; 8. a supporting plate; 9. a bolt; 10. a limiting plate; 11. a circular fixture block; 12. a telescopic groove; 13. a tension spring; 14. a rectangular clamping hole; 15. plate holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: a device for replacing supporting springs of a screening machine comprises a support 1, a screen box 2, a supporting group 3 and rubber springs 4, wherein the supporting group 3 is fixed on the screen box 2, the supporting group 3 is positioned at the top of the support 1, a plurality of rubber springs 4 are arranged between the supporting group 3 and the support 1, supporting seats 5 are respectively arranged on the two side surfaces of the support 1 and the two side surfaces of the supporting group 3, a hydraulic jack 6 is arranged between the upper supporting seat and the lower supporting seat 5, a rocker on the hydraulic jack 6 can be shaken, so that the supporting group 3 and the screen box 2 are jacked up by the hydraulic jack 6, the rubber springs 4 can be released, the rubber springs 4 are disassembled, replaced, two rectangular blocks 7 are symmetrically fixed on the two side surfaces of the support 1 and the two side surfaces of the supporting group 3, the end parts of the two rectangular blocks 7 penetrate through one side of the supporting seat 5, a supporting plate 8 is fixed on the surface of the supporting seat 5 relative to the two rectangular blocks 7, a limiting structure is arranged between the rectangular block 7 and the supporting plate 8.

In this embodiment, preferably, the limiting structure includes a pin 9 and a limiting plate 10, a first through hole corresponding to the pin 9 is formed in the surface of the supporting plate 8, a second through hole corresponding to the pin 9 is formed in the end surface of the rectangular block 7, the pin 9 penetrates through the supporting plate 8 through the first through hole, and two ends of the pin 9 are respectively located in the second through holes in the surfaces of the two rectangular blocks 7, so as to limit the supporting seat 5, so that the supporting seat 5 is easy to disassemble and assemble, a limiting plate 10 is rotatably connected to a side surface of the rectangular block 7, a plate hole 15 corresponding to the limiting plate 10 is formed in an inner wall of one side of the second through hole, so that the limiting plate 10 can penetrate to one side of the supporting seat 5 along with the rectangular block 7, a connection structure is disposed between the limiting plate 10 and the pin 9, the connection structure includes a telescopic groove 12 disposed inside the pin 9, a telescopic spring 13 and a circular fixture block 11 are disposed inside the telescopic groove 12, the telescopic spring 13 is connected between the inner walls of the circular fixture block 11 and the telescopic groove 12, the rectangular fixture hole 14 corresponding to the circular fixture block 11 is formed in the surface of the limiting plate 10, the end portion of the circular fixture block 11 is embedded into the rectangular fixture hole 14 and used for limiting the bolt 9, a base rod with a T-shaped cross section is fixed on the surface of one side of the rectangular block 7, and the limiting plate 10 is rotatably sleeved on the base rod so that the limiting plate 10 can rotate smoothly.

In this embodiment, preferably, two circular supporting legs are fixed to the surface of the sieve box 2 by welding, two semicircular supporting grooves are formed in the top of the supporting group 3, the two circular supporting legs are respectively embedded into the two semicircular supporting grooves, a semicircular fixing member is further arranged on the top of the supporting group 3 above each semicircular supporting groove, the semicircular fixing members are sleeved on the circular supporting legs, and two ends of each semicircular fixing member are fixed to the supporting group 3 through bolts.

The hydraulic jack 6 is QYL-2T.

The working principle and the using process of the utility model are as follows: when the device is used, the supporting seats 5 are arranged on the two sides of the supporting seat 1 and the two sides of the supporting group 3, then the hydraulic jack 6 is arranged between the upper supporting seat and the lower supporting seat 5, and then the rocker on the hydraulic jack 6 is shaken, so that the supporting group 3 and the sieve box 2 are jacked up by the hydraulic jack 6, and the rubber spring 4 can be released, the rubber spring 4 is disassembled, assembled and replaced, the implementation process is simple and quick, and the maintenance time is greatly reduced;

when the supporting seat 5 is installed, the supporting seat 5 is pushed to the side surface of the support 1 or the supporting group 3, so that the end parts of the two rectangular blocks 7 penetrate through one side of the supporting seat 5, the limiting plate 10 penetrates through one side of the supporting seat 5 through the plate hole 15, the second through holes in the rectangular blocks 7 are aligned with the first through holes in the supporting plate 8, the bolt 9 penetrates through the supporting plate 8 through the first through holes, the two ends of the bolt 9 are respectively positioned in the second through holes in the surfaces of the two rectangular blocks 7, the supporting and limiting of the supporting seat 5 can be completed, at the moment, the end part of the limiting plate 10 is rotated, so that the end part of the limiting plate 10 is rotated to one side of the bolt 9, the end part of the circular clamping block 11 is clamped into the inner side of the rectangular clamping hole 14 under the pushing of the telescopic spring 13, the limiting of the bolt 9 can be completed, the quick installation of the supporting seat 5 is completed, and the installation convenience of the device is improved, follow-up needs when tearing down this device from the screening machine, only need to remove the tip of limiting plate 10 from the surface rotation of bolt 9 earlier, cause bolt 9 no longer spacing by limiting plate 10, take out bolt 9 this moment, then rotate limiting plate 10 to align with diaphragm orifice 15 to with supporting seat 5 side shift, cause supporting seat 5 and the separation of rectangular block 7, can accomplish the quick dismantlement of supporting seat 5, it is convenient to have brought for the dismantlement after this device uses.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a change screening machine supporting spring's device, includes support (1), sieve case (2), supports group (3) and rubber spring (4), support group (3) and fix on sieve case (2), support group (3) and be located the top of support (1), and support and install a plurality of rubber spring (4), its characterized in that between group (3) and support (1): supporting seat (5) are all installed on the both sides surface of support (1) and the both sides surface of support group (3), and two from top to bottom be provided with hydraulic jack (6) between supporting seat (5), the both sides surface of support (1) and the both sides surface of support group (3) are all the symmetric fixation have two rectangular block (7), and two the tip of rectangular block (7) all runs through to one side of supporting seat (5), the surface of supporting seat (5) is for two be fixed with fagging (8) between rectangular block (7), be equipped with limit structure between rectangular block (7) and fagging (8).

2. The apparatus of claim 1, wherein the spring support mechanism includes: limiting structure includes bolt (9) and limiting plate (10), the surface of fagging (8) is run through and has been seted up first perforation, the second perforation has been seted up to the tip surface of rectangular block (7), bolt (9) run through fagging (8) through first perforation, and the both ends of bolt (9) are in respectively that two rectangular block (7) surperficial second perforate, a side surface swivelling joint of rectangular block (7) has limiting plate (10), pore (15) have been seted up to the one side inner wall of second perforation, be equipped with connection structure between limiting plate (10) and bolt (9).

3. The apparatus of claim 2, wherein the spring support mechanism includes: connection structure is including offering at the inside flexible groove (12) of bolt (9), the inside in flexible groove (12) is provided with expanding spring (13) and circular fixture block (11), expanding spring (13) are connected between the inner wall in circular fixture block (11) and flexible groove (12), rectangle card hole (14) have been seted up on the surface of limiting plate (10), and the tip embedding of circular fixture block (11) is to rectangle card hole (14).

4. The apparatus of claim 2, wherein the spring support mechanism includes: and a base rod with a T-shaped section is fixed on the surface of one side of the rectangular block (7), and the limiting plate (10) is rotatably sleeved on the base rod.

5. The apparatus of claim 1, wherein the spring support mechanism includes: the surface of the screen box (2) is fixed with two circular supporting legs, the top of the supporting group (3) is provided with two semicircular supporting grooves, the two circular supporting legs are respectively embedded into the two semicircular supporting grooves, and a semicircular fixing piece is further arranged on the top of the supporting group (3) relative to the upper side of each semicircular supporting groove.

6. The apparatus of claim 5, wherein the spring support mechanism includes: the semicircular fixing piece is sleeved on the circular supporting leg, and two ends of the semicircular fixing piece are fixed with the supporting group (3) through bolts.