CN202790265U

CN202790265U - Spring fixing support

Info

Publication number: CN202790265U
Application number: CN 201220375698
Authority: CN
Inventors: 童成前; 江军; 曹广雷; 阎成; 席玉岭
Original assignee: BAIC Motor Co Ltd
Current assignee: BAIC Group ORV Co ltd
Priority date: 2012-07-30
Filing date: 2012-07-30
Publication date: 2013-03-13
Anticipated expiration: 2022-07-30

Abstract

The utility model discloses a spring fixing support which is used for solving the problem of premature failure of a spring due to stress and comprises an extending portion, a fixing portion and a bushing. The extending portion is provided with a circular through hole used for hooking a spring; the fixing portion is provided with a fixing through hole, and the spring fixing support is fixed onto a fixed article via the fixing through hole; the extending portion is fixedly connected with the fixing portion integrally; and the bushing is arranged inside the circular through hole and is cylindrical, an annular groove is arranged in the middle of the outer surface of the bushing, the bushing penetrates through the circular through hole so that the annular groove is meshed with the circular through hole, and two circular bosses are respectively formed on the upper portion of the circular through hole and the lower portion of the circular through hole. The spring fixing support has the advantages that the bushing made of abrasion-resistant materials is arranged in the circular through hole used for hooking the spring, so that concentrated stress on a hook of the spring is reduced, and the service life of the spring is prolonged.

Description

Spring fixator

Technical field

The utility model relates to a kind of fixing device, more specifically, relates to a kind of spring fixator.

Background technique

At present, means of fixation for spring terminal is varied, different means of fixation, life-span to spring has a significant impact, for example, what have directly is hooked in spring one end in the metal fixed support hole, and this fixed support hole does not generally all deal with, the hook place of spring produces easily stress and concentrates, thereby causes spring carrier arm place premature failure; In addition, because the working environment of spring is different, cause support bracket fastened stressing conditions different, this just requires fixed support to have stronger resistant function in the spring stress direction; Most of spring fixator does not have this respect function, occurs damaging too early, affects the working life of spring.

The model utility content

The utility model discloses a kind of spring fixator, and the spring that causes because support Design is unreasonable for the solution prior art damages problem too early.

For achieving the above object, the utility model discloses a kind of spring fixator, and has adopted following technological scheme:

Spring fixator comprises: extension is provided with one for the manhole that articulates spring; Standing part is provided with one described spring fixator is fixed on fixed via on the fixation; Described extension and described standing part are connected to one; Described spring fixator also comprises: the lining that is arranged on described manhole inside, described lining is cylindric, outer surface middle part at described lining is provided with an annular groove, described lining passes described manhole so that described annular groove and the interlock of described manhole phase, and all forms a round ring boss on the top of described manhole and the bottom of described manhole.

Further, the interior hole end surface of described lining is rounding.

Further, described spring fixator also comprises: the stiffening device for contacting with described fixation is connected with described extension or described standing part.

Further, described spring fixator is "T"-shaped, and described stiffening device is a pair of strengthening rib, and described strengthening rib is separately positioned on the both sides of the extension of described "T"-shaped spring fixator, with described standing part vertical connection.

Further, described spring fixator is bolted on the described fixation, and described bolt matches with described fixed via.

The utility model reduces the concentrated stressed of spring carrier arm by set up the lining of being made by high-abrasive material in articulating the manhole of spring, has prolonged the working life of spring.Simultaneously in the spring stress direction, increase can with the contacted strengthening rib structure of fixation, in spring stress, so that prolonged the working life of support itself.

Description of drawings

Accompanying drawing is used to provide further understanding of the present utility model, consists of the application's a part, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:

Fig. 1 represents the plan view of the described spring fixator of the utility model embodiment;

Fig. 2 represents the plan view of the lining in the described spring fixator of the utility model embodiment;

Fig. 3 represents vertical sectional drawing of the lining in the described spring fixator of the utility model embodiment;

Fig. 4 represents the front view of the described spring fixator of the utility model embodiment;

Fig. 5 represents the left view of the described spring fixator of the utility model embodiment; And

Fig. 6 represents the assembling use figure of the described spring fixator of the utility model embodiment.

Embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.

Fig. 1 represents the plan view of the described spring fixator of the utility model embodiment.

Fig. 2 represents the plan view of the lining in the described spring fixator of the utility model embodiment.

Fig. 3 represents vertical sectional drawing of the lining in the described spring fixator of the utility model embodiment.

Fig. 4 represents the front view of the described spring fixator of the utility model embodiment.

Fig. 5 represents the left view of the described spring fixator of the utility model embodiment.

Shown in Fig. 1-5, spring fixator comprises: extension 5 is provided with one and is used for articulating the spring manhole 6 of (Fig. 1-5 does not show); Standing part 1 is provided with one described spring fixator is fixed on fixed via 2 on the fixation (Fig. 1-5 does not show); Described extension 5 is connected to one with described standing part 1; Described spring fixator also comprises: the lining 7 that is arranged on described manhole 6 inside, described lining 7 is cylindric, outer surface middle part at described lining 7 is provided with an annular groove 11, described lining 7 passes described manhole 6 so that described annular groove 11 and described manhole 6 phase interlocks, and all forms a round ring boss 12 on the top of described manhole 6 and the bottom of described manhole 6.

In the technique scheme of present embodiment, in articulating the spring manhole 6 of (Fig. 1-5 does not show), set up lining 7, and the outer surface of lining 7 middle part is provided with an annular groove 11, described annular groove 11 and described manhole 6 phase interlocks, at spring (Fig. 1-5 does not show) when being in stress, can reduce the stress of spring carrier arm end and concentrate, be conducive to prolong spring working life of (Fig. 1-5 does not show).

Preferably, described lining 7 adopts high-abrasive material.

The lining 7 that selection is made by high-abrasive material can effectively reduce the direct friction between spring carrier arm and the manhole 6, and spring carrier arm and manhole 6 are all played a protective role, and has prolonged the working life of spring (Fig. 1-5 does not show) and spring fixator.

Preferably, the interior hole end surface of described lining 7 is rounding.

The interior hole end surface of lining 7 is set to rounding, makes the spring carrier arm end can not produce stress and concentrates, and plays equally the effect in the working life of effective prolongation spring.

Preferably, described spring fixator also comprises: the stiffening device for contacting with described fixation is connected with described extension 5 or described standing part 1.

Preferably, described spring fixator is "T"-shaped, and described stiffening device is a pair of strengthening rib 4, and described strengthening rib 4 is separately positioned on the both sides of the extension 5 of described "T"-shaped spring fixator, with described standing part 1 vertical connection.

In the technique scheme of present embodiment, set up stiffening device at spring fixator, so that stiffening device contacts with fixation, share spring stress, backward spring support bracket fastened working life.Take T " the shape spring fixator is example, and the spring stress direction is towards the lower right of support, and when spring stress, then extension 5 is stressed; Because extension 5 and strengthening rib 4 are integrated, strengthening rib 4 is shared the stressed of spring jointly with extension 5, has reduced stressed to whole spring fixator of extension 5.Because strengthening rib 4 contacts with fixation, 4 pairs of fixations of strengthening rib produce active force, thereby fixation applies reaction force to strengthening rib 4.Relatively reduce so extension 5 is stressed, can prolong the working life of whole spring fixator.

Preferably, described spring fixator also comprises: be used for locating the positioning block 3 of described spring fixator, be arranged at a side of described spring fixator.

Preferably, described spring fixator is fixed on the described fixation by bolt 8, and described bolt 8 matches with described fixed via 2.

Following examples are that a spring fixator is fixed on the vehicle frame edge, and the mounting type that has spring to articulate.

Referring to shown in Figure 6, spring fixator is realized the location by positioning block 3, is fixed on the vehicle frame 9 by the bolt 8 that passes fixed via 2.The one end hook of spring 10 is fixed in the hole of lining 7.Because lining 7 is a kind of high-abrasive material, and interior hole end surface employing rounding, make spring 10 hook end can not produce stress and concentrate, effectively prolong the working life of spring 10.Spring 10 is subjected to force direction towards the lower right of support, and when spring 10 was stressed, then extension 5 was stressed; Because extension 5 and strengthening rib 4 are integrated, strengthening rib 4 is shared the stressed of spring 10 jointly with extension 5, has reduced the stressed of 5 pairs of whole spring fixators of extension.Because strengthening rib 4 contacts with vehicle frame 9,4 pairs of vehicle frame 9 edges generations of strengthening rib active force, thus vehicle frame 9 edges apply reaction force to strengthening rib 4, so cause that extension 5 is stressed to be reduced relatively, can prolong the working life of whole support 1.

The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. spring fixator comprises:

Extension is provided with one for the manhole that articulates spring;

Standing part is provided with one described spring fixator is fixed on fixed via on the fixation;

Described extension and described standing part are connected to one;

It is characterized in that described spring fixator also comprises:

Be arranged on the lining of described manhole inside, described lining is cylindric, outer surface middle part at described lining is provided with an annular groove, described lining passes described manhole so that described annular groove and the interlock of described manhole phase, and all forms a round ring boss on the top of described manhole and the bottom of described manhole.

2. spring fixator as claimed in claim 1 is characterized in that, the interior hole end surface of described lining is rounding.

3. spring fixator as claimed in claim 1 is characterized in that, also comprises:

Stiffening device for contacting with described fixation is connected with described extension or described standing part.

4. spring fixator as claimed in claim 3, it is characterized in that described spring fixator is "T"-shaped, described stiffening device is a pair of strengthening rib, described strengthening rib is separately positioned on the both sides of the extension of described "T"-shaped spring fixator, with described standing part vertical connection.

5. spring fixator as claimed in claim 1 is characterized in that, also comprises: be used for locating the positioning block of described spring fixator, be arranged at a side of described spring fixator.

6. spring fixator as claimed in claim 1 is characterized in that, described spring fixator is bolted on the described fixation, and described bolt matches with described fixed via.