CN209705141U - A kind of spring vibration isolation pedestal - Google Patents

Abstract

The utility model relates to spring shock absorption technical fields, specifically a kind of spring vibration isolation pedestal, including pedestal, lower seat, upper cover, spring and screw rod, the shape of the pedestal is circle, the outer circle of the pedestal is uniformly provided with bolt fixing hole by axle center, the pedestal lower surface offers knob, the knob is dentalation, the bottom of the pedestal is fixed with rubber pad, the top of the pedestal is fixedly connected with lower seat, the lower seat is tubular, the inside of the lower seat is socketed with upper cover, the inside of the upper cover is equipped with spring, it is fixedly connected at the top of the bottom of the spring and pedestal, fixed lid is connected at the top of the spring, the top of the fixed lid is equipped with regulating nut, screw rod is threaded at the axle center of the fixed lid, the screw rod is threadedly coupled with regulating nut.The utility model can prevent pedestal unbalance stress, improve spring vibration-isolator service life by the way that knob and rubber pad is arranged in base bottom.

Description

A kind of spring vibration isolation pedestal

Technical field

The utility model relates to spring shock absorption technical field, specially a kind of spring vibration isolation pedestal.

Background technique

Damping spring vibration isolator is the elastic element between equipment and supporting structure, by helical steel springs through impedance bundary structure At.Spring vibration-isolator is a kind of most common steel vibration isolator, there is the forms such as spiral shape, dish, annular and plate shape.Its advantages Be: static deflection is big, and intrinsic frequency is low, and low frequency vibration isolation performance is good；It is resistant to the erosion such as oil, water, temperature change not influence property Energy；Will not aging, creep does not occur.Suitable for the electronics such as airborne, vehicle-mounted, carrier-borne, mechanical equipment, computer and instrument and meter Anti-vibration and shock, vibrate under the adverse circumstances such as security protection and high/low temperature, the chemical contamination of working equipment mechanical, electronic equipment with Anti-vibration and shock of facility etc..

In the prior art to being had the following problems in spring vibration-isolator:

1, general spring vibration-isolator when spring is by radial force, is easy to produce when by high-frequency vibration and waves fortune It is dynamic, the lower seat being fixed on spring seat is impacted, is gone down for a long time, it may occur that phenomenon of rupture causes spring vibration-isolator base Seat damage.

2, the damping of general spring vibration-isolator is small, and the frictional force that spring generates during exercise is big, upper cover and lower seat and interior The friction that the spring in portion generates causes to wear to the shell of vibration isolator.

Utility model content

The purpose of this utility model is to provide a kind of spring vibration isolation pedestals, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of spring vibration isolation pedestal, including pedestal, The shape of lower seat, upper cover, spring and screw rod, the pedestal is circle, and the outer circle of the pedestal is uniformly provided with bolt by axle center Fixation hole, the pedestal lower surface offer knob, and the knob is dentalation, and the bottom of the pedestal is fixed with rubber Pad, the top of the pedestal are fixedly connected with lower seat, and the lower seat is tubular, and coaxially fixation is set for the top of the pedestal and lower seat Set, the inside of the lower seat is socketed with upper cover, and the inside of the upper cover is equipped with spring, the bottom of the spring by diaphragm seal with It is fixedly connected at the top of pedestal, the top of the spring is connected with fixed lid by diaphragm seal, and the top of the fixed lid is equipped with Regulating nut is threaded with screw rod at the axle center of the fixed lid, and the screw rod is threadedly coupled with regulating nut, the screw rod One end extends to the inside of spring through fixed lid, and the other end of the screw rod is threaded with fixing bolt through upper cover, institute The bottom for stating fixing bolt is equipped with the gasket to fit with upper cover.

Preferably, the bolt fixing hole is the waist-shaped hole equipped with opening.

Preferably, the knob is using the axle center of base bottom as the outside diffusion profile in the center of circle.

Preferably, the junction of the lower seat and upper cover is equipped with non-slip mat.

Preferably, the outside of the spring is equipped with spring pocket.

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

1, bolt fixing hole is uniformly provided with by axle center by the outer circle in pedestal, there are six bolt fixing hole opens up altogether, And bolt fixing hole is the waist-shaped hole equipped with opening, and bolt is facilitated to fix, and also facilitates and adjusts fixed position.By in pedestal Lower surface offer knob, knob is dentalation, and knob is using the axle center of base bottom as the outside diffusion profile in the center of circle.It is round Knob increase pedestal it is fixed after frictional force, pedestal can be effectively prevent to break away.It is fixed with rubber pad in the bottom of pedestal, Rubber pad both can be entire spring vibration-isolator damping, pedestal can also be fixed stronger.Even if by high-frequency vibration When, when spring is by radial force, oscillating motion will not be generated, can effective protection spring vibration isolation pedestal, improve spring vibration isolation The service life of device.

2, by the way that the junction of lower seat and upper cover is equipped with non-slip mat, non-slip mat, which has, prevents lower seat and upper cover that side occurs It moves up and down, reduces the abrasion shell phenomenon generated by friction.And it is equipped with spring in the inside of upper cover, the outside of spring is equipped with Spring pocket, spring pocket has the function of decaying vibration and impact strength, and will not generate Relative sliding to spring, to show Good linear elasticity out keeps the stabilization of spring vibration-isolator system.

Detailed description of the invention

Fig. 1 is the utility model schematic diagram of internal structure；

Fig. 2 is the utility model overall structure top view.

In figure: 1- pedestal；11- knob；12- rubber pad；13- bolt fixing hole；Seat under 2-；21- non-slip mat；3- upper cover； 4- spring；41- rubber sleeve；5- screw rod；41- gasket；52- fixing bolt；53- regulating nut；The fixed lid of 54-.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of spring vibration isolation pedestal, including pedestal 1, under The shape of seat 2, upper cover 3, spring 4 and screw rod 5, pedestal 1 is circle, and the outer circle of pedestal 1 is uniformly provided with bolt by axle center and fixes Hole 13, there are six bolt fixing hole 13 opens up altogether, and bolt fixing hole 13 is the waist-shaped hole equipped with opening, facilitates bolt solid It is fixed, also facilitate and adjusts fixed position.

Knob 11 is offered in the lower surface of pedestal 1, knob 11 is dentalation, and knob 11 is with the axle center of 1 bottom of pedestal For the outside diffusion profile in the center of circle.Circular knob 11 increases the frictional force after pedestal 1 is fixed, and can effectively prevent 1 side of pedestal It is sliding.It is fixed with rubber pad 12 in the bottom of pedestal 1, rubber pad 12 both can be entire spring vibration-isolator damping, can also be by base Seat 1 is fixed stronger.

The top of pedestal 1 is welded and fixed with lower seat 2 and is connect, weld is equipped with round-corner transition, and lower seat 2 is tubular, pedestal 1 Top and lower seat 2 be coaxially fixedly installed, the inside of lower seat 2 is socketed with upper cover 3, and the junction of lower seat 2 and upper cover 3 is equipped with anti-skidding Pad 21, non-slip mat 21, which has, prevents lower seat 2 from moving up and down with the generation of upper cover 3 side.The inside of upper cover 3 is equipped with spring 4, spring 4 Outside be equipped with spring pocket 41, spring pocket 41 have the function of decaying vibration with impact strength, and will not to spring 4 generation phase To sliding, to show good linear elasticity, the stabilization of spring vibration-isolator system is kept.

The bottom of spring 4 is fixedly connected by diaphragm seal with the top of pedestal 1, and the top of spring 4 is connected by diaphragm seal There is fixed lid 54, the diaphragm seal at spring about 4 two is made of rubber, and the top of fixed lid 54 is equipped with regulating nut 53, is led to The height for screwing the adjustable spring 4 of regulating nut 53 in spring vibration-isolator is crossed, the equipment for connecting it with the external world matches. It is threaded with screw rod 5 at the axle center of fixed lid 54, screw rod 5 is threadedly coupled with regulating nut 53, and 5 one end of screw rod is through fixation Lid 54 extends to the inside of spring 4, and the other end of screw rod 5 is threaded with fixing bolt 52 through upper cover 3, in order to improve bolt Tightness, be equipped with the gasket 51 that fits with upper cover 3 in the bottom of fixing bolt 52.

It should be noted that, in this document, the relational terms of such as " first ", " second " etc are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence, indication or suggestion relative importance can not be interpreted as.Term " includes ", " packet Containing " or any other variant thereof is intended to cover non-exclusive inclusion, so that including the process of a series of elements, side Method, article or equipment not only include those elements, but also including other elements that are not explicitly listed, or further include For elements inherent to such a process, method, article, or device.

In the present invention, unless otherwise indicated, " several " are meant that two or more；Term " peace Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection It is to be detachably connected, or be integrally connected, can be directly connected, it can also be indirectly connected through an intermediary.For ability For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of spring vibration isolation pedestal, including pedestal (1), lower seat (2), upper cover (3), spring (4) and screw rod (5), feature exists In: the shape of the pedestal (1) is circle, and the outer circle of the pedestal (1) is uniformly provided with bolt fixing hole (13), institute by axle center It states pedestal (1) lower surface to offer knob (11), the knob (11) is dentalation, and the bottom of the pedestal (1) is fixed with Rubber pad (12), the top of the pedestal (1) are fixedly connected with lower seat (2), and the lower seat (2) is tubular, the pedestal (1) Top and lower seat (2) are coaxially fixedly installed, and the inside of the lower seat (2) is socketed with upper cover (3), and the inside of the upper cover (3) is set Have spring (4), the bottom of the spring (4) at the top of diaphragm seal and pedestal (1) by being fixedly connected, the top of the spring (4) Portion is connected with fixed lid (54) by diaphragm seal, and the top of the fixed lid (54) is equipped with regulating nut (53), the fixed lid (54) it is threaded at axle center screw rod (5), the screw rod (5) is threadedly coupled with regulating nut (53), the screw rod (5) one End extends to the inside of spring (4) through fixed lid (54), and the other end of the screw rod (5) is threaded with through upper cover (3) Fixing bolt (52), the bottom of the fixing bolt (52) are equipped with the gasket (51) to fit with upper cover (3).

2. a kind of spring vibration isolation pedestal according to claim 1, it is characterised in that: the bolt fixing hole (13) be equipped with The waist-shaped hole of opening.

3. a kind of spring vibration isolation pedestal according to claim 1, it is characterised in that: the knob (11) is with pedestal (1) bottom The axle center in portion is the outside diffusion profile in the center of circle.

4. a kind of spring vibration isolation pedestal according to claim 1, it is characterised in that: the company of the lower seat (2) and upper cover (3) It meets place and is equipped with non-slip mat (21).

5. a kind of spring vibration isolation pedestal according to claim 1, it is characterised in that: the outside of the spring (4) is equipped with bullet Spring set (41).