CN210034258U

CN210034258U - Mining machinery shale shaker spring assembly

Info

Publication number: CN210034258U
Application number: CN201920582709.5U
Authority: CN
Inventors: 袁金戈; 张建平; 蓝俊; 孙晖; 刘真玮; 杨晓
Original assignee: Wuxi Jinfeng Garden Spring Manufacturing Co Ltd
Current assignee: Wuxi Jinfeng Garden Spring Manufacturing Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-02-07
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to the technical field of machinery, in particular to a spring assembly of a mine mechanical vibrating screen, which comprises an upper base, a lower base and a metal spiral spring, wherein the top end and the bottom end of the metal spiral spring can be detachably connected with a spring washer, the outer side of the spring washer positioned at the lower part is fixedly connected with the lower base, the inner side of the lower base is fixedly connected with a second gasket, the top end of the lower base is fixedly connected with a first fixing ring, the outer side of the spring washer positioned at the upper part is fixedly connected with the upper base, the inner side of the upper base is fixedly connected with a first gasket, the bottom end of the upper base is fixedly connected with a second fixing ring, and the first fixing ring and the second fixing ring are connected in a sliding way, affecting the screening effect of the vibrating screen.

Description

Mining machinery shale shaker spring assembly

Technical Field

The utility model relates to the technical field of machinery, specifically be a mining machinery shale shaker spring assembly.

Background

In the industrial engineering operation process, one of the common devices is a vibrating screen, particularly in a coal preparation plant of a coal mine enterprise, the vibrating screen is a throat with washing and selecting capability of the whole plant and is responsible for the screening tasks of material classification, dehydration, desliming and the like.

Damping spring that present shale shaker was used mainly is traditional metal coil spring, metal coil spring damping performance is good, but because its vibration amplitude leads to the operation noise great, can not protect metal coil spring when using, there is the interior mineral aggregate of shale shaker to drop to inside the metal coil spring, lead to metal coil spring's elastic instability, thereby direct influence shale shaker's screening effect, still can lead to certain influence to metal coil spring's life, consequently, provide a mine machinery shale shaker spring assembly to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining machinery shale shaker spring assembly to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a spring assembly of a mining machinery vibrating screen comprises an upper base, a lower base and a metal spiral spring, wherein the top end and the bottom end of the metal spiral spring are detachably connected with a spring washer, the outer side of the spring washer positioned below is fixedly connected with the lower base, the inner side of the lower base is fixedly connected with a second gasket, the top end of the lower base is fixedly connected with a first fixing ring, the bottom end of the lower base is fixedly connected with a clamping block, the outer side of the spring washer positioned above is fixedly connected with an upper base, the top end of the upper base is fixedly connected with a clamping block, the inner side of the upper base is fixedly connected with a first gasket, the bottom end of the upper base is fixedly connected with a second fixing ring, the first fixing ring is connected with the second fixing ring in a sliding manner, the inner side of the second fixing ring is fixedly connected with a tower spring, one, and the limiting plate is connected with the second fixing ring in a sliding manner, the other end of the limiting plate is fixedly connected with a limiting block, and the limiting block is connected with the first fixing ring in a sliding manner.

Preferably, the inner sides of the upper base and the lower base are provided with limit grooves, and the first gasket and the second gasket are respectively positioned in the limit grooves of the upper base and the lower base.

Preferably, the spring washer, the first gasket and the second gasket are all composed of fixing blocks made of rubber materials.

Preferably, the number of the clamping blocks is 8, and the clamping blocks are symmetrically distributed at the top end of the upper base and the bottom end of the lower base.

Preferably, the inner diameter of the first fixing ring is equal to the outer diameter of the second fixing ring.

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

1. the utility model discloses in, through the components such as spring washer, the fixture block that set up, when the shale shaker operation, come to carry out the shock attenuation to metal coil spring through spring washer, can improve the shock attenuation effect of shale shaker and reduce the noise that metal coil spring produced when the vibration, can also fix metal coil spring's position, avoid metal coil spring's skew original position when the shale shaker operation.

2. The utility model discloses in, through the solid fixed ring of first solid fixed ring, second that set up, can protect metal coil spring, prevent that the mineral aggregate or other impurity that the shale shaker dropped from entering into the clearance department in the metal coil spring when the shale shaker uses, cause metal coil spring's elastic instability, influence the screening effect of shale shaker and reduce metal coil spring's life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a second fixing ring structure according to the present invention.

In the figure: 1-upper base, 2-lower base, 3-metal spiral spring, 4-fixture block, 5-spring washer, 6-first gasket, 7-first fixing ring, 8-second fixing ring, 9-second gasket, 10-tower spring, 11-limiting plate and 12-limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a spring assembly of a mining machinery vibrating screen comprises an upper base 1, a lower base 2 and a metal spiral spring 3, wherein the top end and the bottom end of the metal spiral spring 3 can be detachably connected with a spring washer 5, the outer side of the spring washer 5 positioned at the lower part is fixedly connected with the lower base 2, the inner side of the lower base 2 is fixedly connected with a second gasket 9, the top end of the lower base 2 is fixedly connected with a first fixing ring 7, the bottom end of the lower base 2 is fixedly connected with a clamping block 4, the device can be fixed on a screen body in a clamping way of clamping the clamping block 4 with the vibrating screen, the outer side of the spring washer 5 positioned at the upper part is fixedly connected with an upper base 1, the top end of the upper base 1 is fixedly connected with the clamping block 4, the inner side of the upper base 1 is fixedly connected with a first gasket 6, and the bottom end of the upper base, and the solid fixed ring of first solid fixed ring 7 and the solid fixed ring of second 8 sliding connection, this kind of setting can be through protecting metal coil spring 3 with the solid fixed ring of first solid fixed ring 7 and the solid fixed ring of second 8's combination, the solid fixed ring of second 8's inboard fixedly connected with tower spring 10, the one end fixedly connected with limiting plate 11 of tower spring 10, and limiting plate 11 and the solid fixed ring of second 8 sliding connection, the other end fixedly connected with stopper 12 of limiting plate 11, this kind of setting can be when the device uses, through stopper 12 and the solid fixed ring's of first solid fixed ring 7 limiting action, is difficult for making and goes up base 1 and metal coil spring 3 separation, and stopper 12 and solid fixed ring 7 sliding connection of first.

The inner sides of the upper base 1 and the lower base 2 are respectively provided with a limiting groove, the first gasket 6 and the second gasket 9 are respectively positioned in the limiting grooves of the upper base 1 and the lower base 2, when the metal spiral spring 3 breaks down, the first fixing ring 7 and the second fixing ring 8 are prevented from directly colliding with the upper base 1 and the lower base 2, the possibility of damage of the first fixing ring 7 and the second fixing ring 8 is reduced, the spring washer 5, the first gasket 6 and the second gasket 9 are all composed of fixing blocks made of rubber materials, the damping effect is better, damage of metal members caused by direct collision between the metal members is avoided, the number of the clamping blocks 4 is 8, the clamping blocks are symmetrically distributed at the top end of the upper base 1 and the bottom end of the lower base 2, the device can be fixed on the vibrating screen more firmly by the arrangement, the inner diameter of the first fixing ring 7 is equal to the outer diameter of the second fixing ring 8, when the device is used, no gap exists between the first fixing ring 7 and the second fixing ring 8, and impurities of any size are prevented from entering the gap of the metal spiral spring 3.

The working process is as follows: in the utility model, the clamping groove is arranged at the inner side of the screen body of the mine mechanical vibrating screen, so that the clamping block 4 is clamped with the clamping groove, the device is fixed on the screen body, the upper base 1 and the lower base 3 can fix the position of the metal helical spring 3, after the vibrating screen is started, the metal helical spring 3 can absorb shock to the vibrating screen, the spring washer 5 can prevent the metal helical spring 3 from contacting with other metal components, reduce the noise generated by the metal helical spring 3 in the shock absorption process, and improve the shock absorption effect, the first fixing ring 7 and the second fixing ring 8 are arranged at the outer side of the metal helical spring 3, prevent foreign matters from entering the spring ring gap of the metal helical spring 3 in the shock absorption process to cause the phenomenon of uneven spring elasticity, and can not cause influence on the shock absorption process of the metal helical spring 3, when the metal helical spring 3 needs to be overhauled, with fixture block 4 and draw-in groove separation, make whole device take out from the screen frame, upward movement goes up base 1, drive the solid fixed ring 8 rebound of second, when reacing first solid fixed ring 7 top, because the one end fixedly connected with tower spring 10 of limiting plate 11, can make the solid fixed ring 8 of second and the solid fixed ring 7 separation of first, will go up base 1 and take off, later take out metal coil spring 3 and overhaul, overhaul the completion back, place metal coil spring 3 at 2 inboard spring washers 5 inboards of base down, with the solid fixed ring 8 sliding connection of second in the inboard of first solid fixed ring 7 and slide down, until metal coil spring 3's top and the inboard spring washer 5 contact of last base 1, at last with fixture block 4 and the inboard draw-in groove block of screen frame, let the device normal use.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mining machinery shale shaker spring assembly, includes upper base (1), lower base (2) and metal coil spring (3), its characterized in that: the top end and the bottom end of the metal spiral spring (3) are detachably connected with a spring washer (5), the outer side of the spring washer (5) positioned below is fixedly connected with a lower base (2), the inner side of the lower base (2) is fixedly connected with a second gasket (9), the top end of the lower base (2) is fixedly connected with a first fixing ring (7), the bottom end of the lower base (2) is fixedly connected with a fixture block (4), the outer side of the spring washer (5) positioned above is fixedly connected with an upper base (1), the top end of the upper base (1) is fixedly connected with the fixture block (4), the inner side of the upper base (1) is fixedly connected with a first gasket (6), the bottom end of the upper base (1) is fixedly connected with a second fixing ring (8), the first fixing ring (7) is slidably connected with the second fixing ring (8), the inner side of the second fixing ring (8) is fixedly connected with a tower spring (10), one end fixedly connected with limiting plate (11) of tower spring (10), and the solid fixed ring of second (8) sliding connection of limiting plate (11), the other end fixedly connected with stopper (12) of limiting plate (11), and stopper (12) and solid fixed ring of first (7) sliding connection.

2. The mining machine shaker spring assembly of claim 1, wherein: the limiting groove is formed in the inner sides of the upper base (1) and the lower base (2), and the first gasket (6) and the second gasket (9) are located inside the limiting groove of the upper base (1) and the lower base (2) respectively.

3. The mining machine shaker spring assembly of claim 1, wherein: the spring washer (5), the first gasket (6) and the second gasket (9) are all composed of rubber fixing blocks.

4. The mining machine shaker spring assembly of claim 1, wherein: the number of the clamping blocks (4) is 8, and the clamping blocks are symmetrically distributed at the top end of the upper base (1) and the bottom end of the lower base (2).

5. The mining machine shaker spring assembly of claim 1, wherein: the inner diameter of the first fixing ring (7) is equal to the outer diameter of the second fixing ring (8).