CN220919894U

CN220919894U - Damping device suitable for oval screen

Info

Publication number: CN220919894U
Application number: CN202322358184.6U
Authority: CN
Inventors: 胡建明; 温智阳
Original assignee: Huzhou Hengtong Mechanical Equipment Co ltd
Current assignee: Huzhou Hengtong Mechanical Equipment Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-05-10
Anticipated expiration: 2033-08-30

Abstract

The utility model relates to a damping device suitable for an elliptical screen, which is used between a fixed part and a vibrating part of the elliptical screen, and comprises the following components: the first mounting seat is fixedly arranged on the fixing part; the second mounting seat is fixedly arranged on the vibration part; the damping part comprises at least one damping unit, the damping unit comprises at least two damping rods, and every two adjacent damping rods are hinged, or every two adjacent damping rods are hinged through a third mounting seat; one of the shock absorption rods at the end part is hinged with the first mounting seat, and the other shock absorption rod at the end part is hinged with the second mounting seat, so that the shock absorption rod has the shock absorption state of limiting the mutual collision or mutual separation of the fixed part and the vibration part, and the shock absorption device has the advantage of prolonging the service life of the shock absorption device.

Description

Damping device suitable for oval screen

Technical Field

The utility model relates to the technical field of damping products, in particular to a damping device suitable for an elliptical screen.

Background

Elliptical screens generally comprise a stationary portion for stable placement of the entire elliptical screen on the ground, such as a base; the vibrating portion is used for installing a vibrator and a screen tray to drive the screen tray to vibrate and screen materials, such as a screen frame.

The vibration of vibration portion can influence the stability of fixed part usually, in order to realize the shock attenuation between the two, current general damping spring that sets up between vibration portion and fixed part, but shock attenuation effect is not good, and violent vibration for a long time, leads to the spring inefficacy easily, reduces damping device's life.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, thereby providing the damping device suitable for the elliptical screen.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

A damping device suitable for an elliptical screen for use between a fixed portion and a vibrating portion of the elliptical screen, comprising: the first mounting seat is fixedly arranged on the fixing part; the second mounting seat is fixedly arranged on the vibration part; the damping part comprises at least one damping unit, the damping unit comprises at least two damping rods, and every two adjacent damping rods are hinged, or every two adjacent damping rods are hinged through a third mounting seat; one shock-absorbing rod positioned at the end part is hinged with the first mounting seat, and the other shock-absorbing rod positioned at the end part is hinged with the second mounting seat, so that the shock-absorbing rod is in a shock-absorbing state for limiting the fixed part and the vibrating part to collide with each other or be far away from each other.

Preferably, the first mount, the second mount and the third mount each have at least one hinge unit for hinge-connecting with the shock absorbing rod; the hinge unit comprises a hinge block and a hinge hole arranged on the hinge block; and at least one auxiliary damping component is arranged on the periphery of the hinge hole so as to damp shock between the damping rod and the hinge block.

Preferably, the auxiliary damping assembly comprises a sinking groove and an elastic damping block; the sinking groove is arranged on the hinging block and surrounds the periphery of the hinging hole; the sinking groove is provided with a first side wall and a second side wall which are oppositely arranged, the first side wall is close to the hinge hole, and the second side wall is far away from the hinge hole; the elastic damping block is arranged in the sinking groove, one end of the elastic damping block abuts against the first side wall, and the other end of the elastic damping block abuts against the second side wall.

Preferably, the hinge block has oppositely disposed first and second end faces; two ends of the hinge hole respectively penetrate through the first end face and the second end face; the first end face and the second end face are both provided with the auxiliary damping component.

Preferably, the first mounting seat and the second mounting seat are symmetrically arranged with respect to the third mounting seat; the first mounting seat and the second mounting seat are provided with one hinging unit, and the third mounting seat is provided with two hinging units; the two hinge units of the third installation seat are arranged along the direction from the first installation seat to the second installation seat and are fixedly connected.

Preferably, both the shock absorbing rods are plate-shaped, and the end surfaces of the two shock absorbing rods are coincident.

Preferably, the third mounting seat is slidably mounted on the vibration portion or the fixing portion along a connecting line direction of the first mounting seat and the second mounting seat.

Preferably, the shock absorbing part further comprises at least one elastic shock absorbing member; one end of the elastic shock absorbing piece is fixedly connected with the fixing part, and the other end of the elastic shock absorbing piece is fixedly connected with the vibrating part.

Preferably, the elastic shock absorbing member is provided as a shock absorbing rubber column or a metal spring in a spiral distribution.

Compared with the prior art, the utility model has the beneficial effects that: the damping device suitable for oval screen that provides among the above-mentioned technical scheme is through setting up of shock attenuation pole, first mount pad, second mount pad for can restrict the mutual collision (being close to each other) of fixed part and vibrating portion or the motion trend of keeping away from each other, and the shock attenuation portion that shock attenuation pole, first mount pad, second mount pad formed, its damping mode utilizes effort and reaction force between shock attenuation pole and first mount pad, shock attenuation pole and the second mount pad, compares in adopting elastic construction, can increase damping device's life and shock attenuation effect.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an example of the present utility model.

Fig. 2 is an enlarged view of the position a in fig. 1.

Fig. 3 is a schematic structural view of the hinge unit.

Fig. 4 is a schematic cross-sectional view of the articulation unit.

Reference numerals illustrate:

100. A base; 101. a screen frame; 1. a first mount; 2. a second mounting base; 3. a damper; 31. a shock-absorbing rod; 311. a first shock-absorbing rod; 312. a second shock-absorbing rod; 32. a third mount; 33. an elastic shock absorbing member; 4. a hinge unit; 40. an auxiliary shock absorbing assembly; 401. sinking grooves; 402. an elastic shock-absorbing block; 41. a hinge block; 411. a first end face; 412. a second end face; 42. and a hinge hole.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the embodiment of the present utility model provides a damping device suitable for an elliptical screen, which is used between a fixing portion and a vibrating portion of the elliptical screen, in this embodiment, the fixing portion is a base 100 horizontally arranged, the vibrating portion is illustrated as a screen frame 101 movably mounted on the base 100, and of course, the vibrating portion and the fixing portion may be configured as two other structures of the elliptical screen that need damping. Although the damping device is used for the elliptical screen in the present embodiment, the damping device is not limited to be used only for the elliptical screen, but also can be used between two structures of other devices requiring damping, such as between a knocking hammer and a fixed mounting seat.

Hereinafter, the stationary part is referred to as a base 100, and the vibrating part is referred to as a screen frame 101.

Referring to fig. 1 and 2, the shock absorbing device includes a first mount 1, a second mount 2, and a shock absorbing portion 3. The first mounting seat 1 is fixed on the base 100, the second mounting seat 2 is fixed on the screen frame 101, and a specific fixing manner can be fixed by adopting fasteners such as welding, bolts or screws. The damping parts 3 may be one, two or more, in this embodiment, a plurality of damping parts are arranged around the connection positions of the base 100 and the screen frame 101, each damping part 3 includes a damping unit, each damping unit includes two damping rods 31, two adjacent damping rods 31 are hinged through a third mounting seat 32, one damping rod 31 located at an end is hinged with the first mounting seat 1, and the other damping rod 31 located at an end is hinged with the second mounting seat 2, so that the damping rods 31 have damping states of limiting the mutual collision or mutual separation of the base 100 and the screen frame 101.

Specifically, the shock absorbing rod 31 includes a first shock absorbing rod 311 and a second shock absorbing rod 312, one end of the first shock absorbing rod 311 is hinged with the first mounting seat 1, and the other end is hinged with the third mounting seat 32; one end of the second shock absorbing rod 312 is hinged to the second mounting seat 2, and the other end is hinged to the third mounting seat 32. The shock absorption angle is formed between the first shock absorption rod 311 and the second shock absorption rod 312, when the base 100 and the screen frame 101 have a movement trend of approaching each other, the shock absorption angle between the first shock absorption rod 311 and the second shock absorption rod 312 has a trend of decreasing, at this time, the interaction force between the first shock absorption rod 311 and the first mounting seat 1, the interaction force between the second shock absorption rod 312 and the second mounting seat 2 can limit the movement trend, and similarly, when the base 100 and the screen frame 101 have a movement trend of moving away from each other, the shock absorption angle between the first shock absorption rod 311 and the second shock absorption rod 312 has a trend of increasing, at this time, the interaction force between the first shock absorption rod 311 and the first mounting seat 1, and the interaction force between the second shock absorption rod 312 and the second mounting seat 2 can limit the movement trend, thereby playing a shock absorption effect. Of course, in other embodiments, the shock absorbing portion 3 may also include two, three or more shock absorbing units, where the shock absorbing units may be disposed side by side, each shock absorbing unit may also include a plurality of shock absorbing rods 31, where the shock absorbing rods 31 may be disposed in groups of two or more, and may also be disposed to be hinged to each other, and adjacent shock absorbing rods 31 may also be directly hinged to each other, which is not shown in the drawings.

Further, in order to make the shock absorbing effect better, in the present embodiment, the first mount 1 and the second mount 2 are symmetrically arranged with respect to the third mount 32; the first mount 1 and the second mount 2 have one hinge unit 4, and the third mount 32 has two hinge units 4; the two hinge units 4 of the third mounting seat 32 are arranged along the direction from the first mounting seat 1 to the second mounting seat 2 and are fixedly connected.

Further, in order to reduce the space occupied by the shock absorbing device, in this embodiment, the two shock absorbing rods 31 are each configured in a plate shape, and the end surfaces of the two shock absorbing rods 31 are coincident, i.e. the two end surfaces of the two shock absorbing rods 31 are coincident correspondingly, and the shock absorbing rods 31 may be made of a metal material or a hard plastic material, such as iron, alloy steel, etc. Of course, in other embodiments, the shock absorbing rods 31 may be cylindrical, and different shock absorbing rods 31 may be offset.

Referring to fig. 2, in order to maintain the balance of the damping unit, in this embodiment, the third mount 32 is slidably mounted on the screen frame 101 or the base 100 along the connecting line direction of the first mount 1 and the second mount 2, and of course, the end face of one side of the screen frame 101 or the base 100 may be directly attached.

Referring to fig. 1 and 2, in order to further increase the damping effect, in this embodiment, the damping portion 3 further includes a plurality of elastic damping members 33, where the elastic damping members 33 are arranged along the contact surface between the base 100 and the screen frame 101, and one end of each elastic damping member 33 is fixedly connected to the base 100, and the other end is fixedly connected to the screen frame 101. Further, the elastic shock absorbing member 33 is provided as a shock absorbing rubber column or a metal spring in a spiral distribution. Of course, in other embodiments, only one elastic shock absorbing member 33 may be provided. Since the vibration damping units formed by the elastic vibration damping member 33 and the vibration damping rod 31 are different in vibration damping effect, the vibration damping effect can be increased.

Referring to fig. 2 to 4, in order to further increase the shock absorbing effect, in the present embodiment, each of the first, second and third mounting seats 1, 2 and 32 has a hinge unit 4 for hinge-connecting with the shock absorbing rod 31, the hinge unit 4 includes a hinge block 41 and a hinge hole 42 provided on the hinge block 41, and at least one auxiliary shock absorbing member 40 is provided at a circumferential side of the hinge hole 42 to absorb shock between the shock absorbing rod 31 and the hinge block 41. The hinge block 41 arranged on the first mounting seat 1 can be fixedly arranged on the first mounting seat 1 through a connecting plate, and the hinge block 41 arranged on the second mounting seat 2 can also be fixedly arranged on the second mounting seat 2 through a connecting plate.

Further, the hinge block 41 has a first end face 411 and a second end face 412 which are disposed opposite to each other, so that the hinge block 41 is prevented from locally exerting a large force on the damper rod 31 engaged with the hinge hole 42 located thereon in order to ensure balance of the entire hinge block 41, and in this embodiment, both ends of the hinge hole 42 penetrate the first end face 411 and the second end face 412, respectively; the first end face 411 and the second end face 412 are each provided with an auxiliary shock absorbing assembly 40.

Referring to fig. 3 and 4, the auxiliary shock absorbing assembly 40 includes a sinking groove 401 and an elastic shock absorbing block 402; the sinking groove 401 is arranged on the hinging block 41 and surrounds the periphery of the hinging hole 42; the sinking groove 401 is provided with a first side wall and a second side wall which are oppositely arranged, the first side wall is close to the hinge hole 42, and the second side wall is far away from the hinge hole 42; the elastic shock absorbing blocks 402 are installed in the sinking groove 401, one end of each elastic shock absorbing block abuts against the first side wall, the other end abuts against the second side wall, the elastic shock absorbing blocks 402 can be four, and the elastic shock absorbing blocks are distributed in a circumferential array around the hinge holes 42, and of course, one, two, three or more elastic shock absorbing blocks 402 can be arranged.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. Damping device suitable for oval screen for between fixed part and the vibrating part of oval screen, its characterized in that includes:

The first mounting seat (1) is fixedly arranged on the fixing part;

the second mounting seat (2) is fixedly arranged on the vibration part;

The damping part (3) comprises at least one damping unit, wherein the damping unit comprises at least two damping rods (31), and two adjacent damping rods (31) are hinged, or two adjacent damping rods (31) are hinged through a third mounting seat (32);

One of the shock absorbing rods (31) at the end part is hinged with the first mounting seat (1), and the other shock absorbing rod (31) at the end part is hinged with the second mounting seat (2), so that the shock absorbing rod (31) has a shock absorbing state for limiting the fixed part and the vibration part to collide with each other or be far away from each other.

2. Damping device for oval sieves according to claim 1, characterized in that said first mount (1), said second mount (2) and said third mount (32) each have at least one articulation unit (4) for articulation with said damping rod (31);

The hinge unit (4) comprises a hinge block (41) and a hinge hole (42) arranged on the hinge block (41);

At least one auxiliary damping component (40) is arranged on the periphery of the hinge hole (42) so as to damp shock between the damping rod (31) and the hinge block (41).

3. A damping device for oval sieves according to claim 2, characterized in that said auxiliary damping assembly (40) comprises a sink (401) and an elastic damping block (402);

the sinking groove (401) is arranged on the hinge block (41) and surrounds the periphery of the hinge hole (42);

The sinking groove (401) is provided with a first side wall and a second side wall which are oppositely arranged, the first side wall is close to the hinge hole (42), and the second side wall is far away from the hinge hole (42);

The elastic shock absorption block (402) is arranged in the sinking groove (401), one end of the elastic shock absorption block abuts against the first side wall, and the other end of the elastic shock absorption block abuts against the second side wall.

4. A damping device for oval sieves according to claim 2 or 3, characterized in that said hinge block (41) has a first end face (411) and a second end face (412) arranged opposite each other;

two ends of the hinge hole (42) respectively penetrate through the first end face (411) and the second end face (412);

the first end face (411) and the second end face (412) are both provided with the auxiliary damping assembly (40).

5. A damping device for oval sieves according to claim 2, characterized in that said first mount (1) and said second mount (2) are symmetrically arranged with respect to said third mount (32);

the first mounting seat (1) and the second mounting seat (2) are provided with one hinging unit (4), and the third mounting seat (32) is provided with two hinging units (4);

The two hinging units (4) of the third mounting seat (32) are arranged along the direction of the first mounting seat (1) towards the direction of the second mounting seat (2) and are fixedly connected.

6. Damping device for oval sieves according to claim 1, characterized in that both damping rods (31) are provided in plate form and that the end faces of both damping rods (31) coincide.

7. A damping device for oval screen according to claim 1, wherein the third mounting base (32) is slidably mounted on the vibrating portion or the fixing portion along the connecting line direction of the first mounting base (1) and the second mounting base (2).

8. A damping device for oval sieves according to claim 1, characterized in that said damping portion (3) further comprises at least one elastic damping element (5);

One end of the elastic shock absorbing piece (5) is fixedly connected with the fixing part, and the other end of the elastic shock absorbing piece is fixedly connected with the vibrating part.

9. Damping device for oval screen according to claim 8, characterized in that the elastic damping element (5) is provided as a damping rubber column or as a metal spring in a spiral distribution.