CN218761133U

CN218761133U - Rubber shock absorber with good shock absorption effect

Info

Publication number: CN218761133U
Application number: CN202221203961.9U
Authority: CN
Inventors: 郑清国
Original assignee: Nanjing Saiboning Absorber Manufacturing Co ltd
Current assignee: Nanjing Saiboning Absorber Manufacturing Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2023-03-28
Anticipated expiration: 2032-05-19

Abstract

The utility model relates to a damping technical field just discloses an effectual rubber shock absorber of damping, include: the fixed plate, telescopic link fixed connection be in on the top surface of fixed plate, resistance to compression board fixed connection the telescopic link is kept away from on one end of fixed plate, and damping device sets up on the fixed plate, damping device includes: the first sliding groove is formed in the top face of the fixing plate, and the fixing block is fixedly connected to the middle point of the bottom face of the first sliding groove. The utility model discloses a set up vibration damper, utilize the connecting rod, turn into the vertical pressure that the resistance to compression board received the slider to the power of horizontal direction to elasticity through a spring deformation production is with pressure neutralization reduction, reaches the reduction amplitude, thereby carries out the purpose of damping, has solved current rubber shock absorber and has only gone on neutralization to the vibrational force through the resistance to compression and the deformability of rubber and offset, and the damping effect is relatively poor, is difficult to the problem of elimination to the great vibration impact of range.

Description

Rubber shock absorber with good shock absorption effect

Technical Field

The utility model relates to a damping technical field specifically is an effectual rubber shock absorber of damping.

Background

The generation of vibration is inevitable when the engine is running because the gas pressure in the combustion chamber and the inertia force of the moving mass of the crank link mechanism are both periodic functions related to the rotation period of the crankshaft of the engine, so that the torsional moment for rotating the crankshaft, the overturning moment of the engine, the inertia force acting along the center line of the cylinder and the inertia force in the horizontal direction generated by the gas pressure and the inertia force are also periodic functions, and the engine generates vibration in the vertical direction and the horizontal direction under the action of the periodically changing force and moment; the violent vibration can weaken the strength of parts of the engine, increase the abrasion, reduce the service life, fatigue operators, hinder the work of surrounding instruments and equipment and pollute the environment; the existing rubber vibration damper only neutralizes and offsets vibration force through the compression resistance and the deformation capacity of rubber, has poor vibration damping effect, and is difficult to eliminate vibration impact with large amplitude.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effectual rubber shock absorber of damping reaches the purpose of solving above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: a rubber damper with good damping effect comprises:

a fixing plate;

the telescopic rod is fixedly connected to the top surface of the fixing plate;

the compression plate is fixedly connected to one end of the telescopic rod, which is far away from the fixed plate;

the damping device is arranged on the fixed plate;

the vibration damping device includes:

the first sliding chute is arranged on the top surface of the fixed plate;

the fixed block is fixedly connected to the middle point of the bottom surface of the first sliding groove, the telescopic rod penetrates through the fixed block, and the telescopic rod is fixedly connected with the bottom surface of the first sliding groove;

the two sliding blocks are connected in the first sliding groove in a sliding mode and are respectively in contact connection with two sides of the fixed block;

the two connecting rods are respectively hinged on the top surfaces of the two sliding blocks;

the two connecting blocks are fixedly connected to the bottom surface of the pressure resisting plate, and one ends of the two connecting rods, which are far away from the sliding block, are respectively hinged with the two connecting blocks;

one end of each limiting rod is fixedly connected with the corresponding sliding block, the two limiting rods penetrate through two sides of the corresponding fixing plate respectively, and the two limiting rods are connected with the corresponding fixing plate in a sliding mode;

the two first springs are respectively sleeved on sections of the two limiting rods, which are positioned in the first sliding grooves, one ends of the first springs are fixedly connected with the sliding blocks, and the other ends of the first springs are fixedly connected with the side walls of the first sliding grooves;

and the two stop blocks are respectively and fixedly connected to one ends of the two limiting rods, which are far away from the sliding block.

The embodiment of the utility model provides an in, be fixed with the rubber pad on the top surface of resistance to compression board, the rubber pad covers resistance to compression board top surface completely, through setting up the rubber pad, both can protect resistance to compression board, avoids resistance to compression board to receive to hit the damage, can tentatively weaken the vibration again.

The embodiment of the utility model provides an in, two installation pieces of both sides fixedly connected with of fixed plate, two be provided with two bolts, two on the installation piece the bolt runs through two installation pieces respectively, just bolt and installation piece threaded connection through setting up installation piece and bolt, conveniently carry out the position of damping, facilitate the use with fixed plate fixed mounting in needs.

The embodiment of the utility model provides an in, the length of fixed block is greater than the distance between two connecting blocks, sets up like this and guarantees that the contained angle is the obtuse angle all the time between connecting rod and the gag lever post, when the connecting rod received the vertical decurrent pressure of resistance to compression plate, can make the component force of horizontal direction drive two sliders and separate the slip to both sides mutually to extrude two springs one and carry out the damping.

In an embodiment of the present invention, four removing devices are disposed on the fixing plate, and each of the removing devices includes:

the second sliding chute is formed in the inner wall of the through hole, which is penetrated through by the limiting rod, of the fixing plate;

the clamping block is connected in the second sliding groove in a sliding manner;

two springs II, one end with fixture block fixed connection, the other end and the two fixed connection in spout of spring II utilize fixture block and gag lever post joint through setting up the remove device to increase the required kinetic energy of gag lever post removal, eliminate the complementary force of the reciprocal resilience of spring I, reach the vibration frequency of quick reduction spring I and eliminate the purpose of vibration, avoid the spring I to continuously kick-back the noise production, influence the surrounding environment.

The embodiment of the utility model provides an in, evenly be provided with tooth on one side that spring two was kept away from to the fixture block, set up the draw-in groove with tooth looks adaptation on the outer wall of gag lever post, fixture block and gag lever post joint through setting up tooth and draw-in groove, make relatively fixed between gag lever post and the fixture block, the gag lever post need compress the fixture block and receive into two inside portions of spout and just can slide to increase the resistance that the gag lever post slides and receives, the resilience frequency that can more efficient eliminate spring one reaches the purpose of eliminating the vibration.

The utility model provides an effectual rubber shock absorber of damping. The method has the following beneficial effects:

(1) The utility model discloses a set up vibration damper, utilize the connecting rod, turn into the vertical pressure that the resistance to compression board received the slider to the power of horizontal direction to elasticity through a spring deformation production with the pressure neutralization reduce, reach and reduce the amplitude, thereby carry out the purpose of damping, solved current rubber shock absorber and only gone on the neutralization to the vibrational force through the resistance to compression and the deformability of rubber and offset, the damping effect is relatively poor, to the great vibration impact problem that is difficult to the elimination of range.

(2) The utility model discloses a set up the remove device, utilize fixture block and gag lever post joint to the increase gag lever post removes required kinetic energy, eliminates the complementary power of a reciprocal resilience of spring, reaches the vibration frequency of quick reduction spring one and eliminates the purpose of vibration, avoids a spring to last resilience noise generation, influences the surrounding environment.

Drawings

Fig. 1 is a front view provided by the present invention;

fig. 2 is a cross-sectional view provided by the present invention;

fig. 3 is an enlarged view of the structure a provided by the present invention.

In the figure: 1. a fixing plate; 2. a telescopic rod; 3. a pressure resistant plate; 4. a rubber pad; 5. mounting a sheet; 6. a bolt; 7. a vibration damping device; 701. a first chute; 702. a fixed block; 703. a slider; 704. a connecting rod; 705. connecting blocks; 706. a limiting rod; 707. a first spring; 708. a stopper; 8. an erasing device; 801. a second chute; 802. a clamping block; 803. and a second spring.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The first embodiment is as follows:

as shown in fig. 1-3, the utility model provides a technical scheme: a rubber damper with good damping effect comprises: fixed plate 1, 2 fixed connection of telescopic link are on the top surface of fixed plate 1, 3 fixed connection of resistance to compression board is served at the telescopic link 2 one of keeping away from fixed plate 1, be fixed with rubber pad 4 on resistance to compression board 3's the top surface, rubber pad 4 covers resistance to compression board 3 top surface completely, through setting up rubber pad 4, resistance to compression board 3 both can both be protected, avoid resistance to compression board 3 to receive to hit the damage, can tentatively weaken the vibration again, two installation pieces 5 of fixed plate 1's both sides fixedly connected with, be provided with two bolts 6 on two installation pieces 5, two bolts 6 run through two installation pieces 5 respectively, and bolt 6 and 5 threaded connection of installation piece, through setting up installation piece 5 and bolt 6, conveniently carry out the position of damping with 1 fixed mounting of fixed plate in needs, and convenient to use, damping device 7 sets up on fixed plate 1, damping device 7 includes: the first sliding groove 701 is formed in the top surface of the fixing plate 1, the fixing block 702 is fixedly connected to the middle point of the bottom surface of the first sliding groove 701, the telescopic rod 2 penetrates through the fixing block 702, the telescopic rod 2 is fixedly connected with the bottom surface of the first sliding groove 701, the two sliding blocks 703 are slidably connected in the first sliding groove 701, the two sliding blocks 703 are respectively in contact connection with the two sides of the fixing block 702, the two connecting rods 704 are respectively hinged to the top surfaces of the two sliding blocks 703, the two connecting blocks 705 are both fixedly connected to the bottom surface of the pressure resisting plate 3, one ends, far away from the sliding blocks 703, of the two connecting rods 704 are respectively hinged to the two connecting blocks 705, one ends, far away from the sliding blocks 703, of the two limiting rods 706 are respectively penetrated through the two sides of the fixing plate 1, the two limiting rods 706 are both slidably connected to the fixing plate 1, the two spring rods 707 are respectively sleeved on one section, far away from the sliding blocks 703, one end of the two limiting rods 706, one end is fixedly connected to the sliding block 703, the other end of the spring 707 is fixedly connected to the side wall of the first sliding block 701, the other end of the connecting rod 707 is fixedly connected to the side wall of the first sliding block 701, and the connecting rod 704 is capable of driving the two sliding blocks 704 to be capable of driving the pressure resisting plate 704 to be in an obtuse angle, and accordingly, and the horizontal component is set between the connecting rod 704, and the damping device is capable of driving the damping device when the damping device is driven by the damping device.

In this embodiment, through setting up damping device 7, utilize connecting rod 704, turn into the vertical pressure that resistance to compression board 3 received the power of slider 703 to the horizontal direction to the elasticity that produces through the deformation of spring 707 neutralizes the reduction with pressure, reaches and reduces the amplitude, thereby carries out the purpose of damping, has solved current rubber shock absorber and has only neutralized the offset through the resistance to compression and the deformability of rubber to the vibrational force, and the damping effect is relatively poor, is difficult to the problem of elimination to the great vibration impact of range.

Example two:

as shown in fig. 1-3, on the basis of the first embodiment, the utility model provides a technical solution: preferably, four removing devices 8 are provided on the fixing plate 1, and each removing device 8 includes: the second sliding groove 801 is formed in the inner wall of a through hole, which is penetrated through by the limiting rod 706, of the fixing plate 1, the fixture block 802 is connected in the second sliding groove 801 in a sliding mode, one end of each of two springs 803 is fixedly connected with the fixture block 802, the other end of each of the two springs 803 is fixedly connected with the second sliding groove 801, teeth are uniformly arranged on one side, away from the second spring 803, of the fixture block 802, a clamping groove matched with the teeth is formed in the outer wall of the limiting rod 706, the fixture block 802 is clamped with the limiting rod 706, the limiting rod 706 and the fixture block 802 are relatively fixed through the teeth and the clamping groove, the fixture block 802 needs to be squeezed and retracted into the second sliding groove 801 by the limiting rod 706 to slide, so that the resistance borne by the limiting rod 706 is increased, the rebound frequency of the first spring 707 can be efficiently eliminated, and the purpose of eliminating vibration is achieved.

In this embodiment, through setting up elimination device 8, utilize fixture block 802 and gag lever post 706 joint to increase gag lever post 706 and remove required kinetic energy, eliminate the complementary power of the reciprocal resilience of spring 707, reach the purpose that reduces the vibration frequency of spring 707 and eliminate the vibration fast, avoid spring 707 to continue to kick-back and produce the noise, influence surrounding environment.

When the vibration reduction device is used, the fixing plate 1 is fixedly arranged at a position needing vibration reduction through the bolt 6, so that a vibration source is contacted with the rubber pad 4, when vibration is generated, the vibration source repeatedly impacts the rubber pad 4, the rubber pad 4 neutralizes and counteracts a few impact forces to achieve a primary vibration reduction effect, the vibration source extrudes the rubber pad 4, the telescopic rod 2 and the connecting rods 704 are extruded through the pressure resisting plate 3, the two connecting rods 704 transmit pressure to the two sliding blocks 703, the two sliding blocks 703 move away from each other under the action of horizontal component force to extrude the two first springs 707, the first springs 707 deform under the action of extrusion force, and generate elasticity to neutralize and counteract the extrusion force to achieve the purpose of vibration reduction; the first spring 707 rebounds to push the sliding block 703 to reset and enable the limiting rod 706 to reset, the limiting rod 706 pushes the clamping block 802 to contract in the resetting process, partial energy is consumed, in the moving process of the limiting rod 706, the second spring 803 continuously pushes the clamping block 802 to reset, so that kinetic energy of the limiting rod 706 is continuously consumed, namely the elastic restoring force of the first spring 707, and the restoring force of the first spring 707 is quickly eliminated.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides an effectual rubber shock absorber of damping which characterized in that includes:

a fixed plate (1);

the telescopic rod (2) is fixedly connected to the top surface of the fixing plate (1);

the compression-resistant plate (3) is fixedly connected to one end, far away from the fixed plate (1), of the telescopic rod (2);

a damping device (7) arranged on the fixed plate (1);

the vibration damping device (7) comprises:

a first sliding chute (701) which is arranged on the top surface of the fixed plate (1);

the fixing block (702) is fixedly connected to the middle point of the bottom surface of the first sliding groove (701), the telescopic rod (2) penetrates through the fixing block (702), and the telescopic rod (2) is fixedly connected with the bottom surface of the first sliding groove (701);

the two sliding blocks (703) are connected in the first sliding groove (701) in a sliding mode, and the two sliding blocks (703) are respectively in contact connection with two sides of the fixed block (702);

two connecting rods (704) respectively hinged on the top surfaces of the two sliding blocks (703);

the two connecting blocks (705) are fixedly connected to the bottom surface of the pressure resisting plate (3), and one ends, far away from the sliding block (703), of the two connecting rods (704) are hinged to the two connecting blocks (705) respectively;

one end of each limiting rod (706) is fixedly connected with the corresponding sliding block (703), the two limiting rods (706) penetrate through two sides of the corresponding fixing plate (1), and the two limiting rods (706) are connected with the corresponding fixing plate (1) in a sliding mode;

the two first springs (707) are respectively sleeved on a section of the two limiting rods (706) which is positioned inside the first sliding groove (701), one end of each first spring (707) is fixedly connected with the sliding block (703), and the other end of each first spring (707) is fixedly connected with the side wall of the first sliding groove (701);

and the two stop blocks (708) are respectively and fixedly connected to one ends of the two limiting rods (706) far away from the sliding block (703).

2. The rubber damper with good damping effect as claimed in claim 1, wherein: the top surface of the pressure-resistant plate (3) is fixedly provided with a rubber pad (4), and the rubber pad (4) completely covers the top surface of the pressure-resistant plate (3).

3. The rubber damper with good damping effect as claimed in claim 1, wherein: two installation pieces (5) of both sides fixedly connected with of fixed plate (1), two be provided with two bolts (6) on installation piece (5), two bolt (6) run through two installation pieces (5) respectively, just bolt (6) and installation piece (5) threaded connection.

4. The rubber damper with good damping effect as claimed in claim 1, wherein: the length of the fixed block (702) is larger than the distance between the two connecting blocks (705).

5. The rubber damper with good damping effect as claimed in claim 1, wherein: four abatement devices (8) are provided on the fixed plate (1), each of the abatement devices (8) comprising:

the second sliding groove (801) is formed in the inner wall of the through hole, which is penetrated through by the limiting rod (706), of the fixing plate (1);

the fixture block (802) is connected in the second sliding groove (801) in a sliding mode;

one end of each spring II (803) is fixedly connected with the corresponding clamping block (802), and the other end of each spring II (803) is fixedly connected with the corresponding sliding groove II (801).

6. The rubber damper with good damping effect as claimed in claim 5, wherein: teeth are uniformly arranged on one side, away from the second spring (803), of the fixture block (802), a clamping groove matched with the teeth is formed in the outer wall of the limiting rod (706), and the fixture block (802) is clamped with the limiting rod (706).