CN215435884U

CN215435884U - Novel leaf spring guide arm assembly

Info

Publication number: CN215435884U
Application number: CN202121535504.5U
Authority: CN
Inventors: 牛继光; 王远青; 汤怀亭; 王立明
Original assignee: Jilin Yuancheng Automobile Suspension Spring Co ltd
Current assignee: Jilin Yuancheng Automobile Suspension Spring Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-01-07
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a novel steel plate spring guide arm assembly in the technical field of automobile suspensions, which comprises a first leaf spring, wherein a second leaf spring is arranged on the upper end surface of the first leaf spring, and a protection plate is arranged at the position, close to one end, of the upper end surface of the second leaf spring; the spout has all been seted up to the both sides face of second leaf spring, the lower terminal surface of guard plate is close to the equal fixed mounting in position of both sides has the slide, slide slidable mounting is in the inside of spout, the movable groove has been seted up to the inside of second leaf spring, the inside slidable mounting in movable groove has the limiting plate, fixedly connected with spring between two limiting plates, the side central point of limiting plate puts fixed mounting and has the inserted bar, the slot has all been seted up to the side that two slides are relative, the inserted bar is pegged graft in the inside of slot, the one end of inserted bar all begins to have the tooth's socket with the medial surface of slot, can the person of facilitating the use protect the second leaf spring, thereby make the second leaf spring can repetitious usage, and resources are saved.

Description

Novel leaf spring guide arm assembly

Technical Field

The utility model relates to the technical field of automobile suspensions, in particular to a novel steel plate spring guide arm assembly.

Background

At present, front air suspension guide structures applied to commercial vehicles are various in types, and mainly comprise a five-link structure, a single longitudinal arm and transverse thrust rod structure and the like; the structure is more complicated, and the cost is higher, needs to have a simple structure, with low costs guiding mechanism to replace to can guarantee that wheel alignment parameter control is in reasonable within range, thereby guarantee the stability of controlling of whole car. Currently, composite front air suspension systems using single leaf springs as the guide mechanism and air springs as the load-bearing element have appeared on the market.

The existing Chinese patent (publication number: CN210821711U) relates to a novel steel plate spring guide arm assembly, which adopts a half-sheet structure, namely, the second sheet is a long sheet, the front and the rear ends are provided with lugs which mainly play a role in guiding and bearing a small part of load and all transverse force, the first sheet is a half sheet and is arranged above the second sheet, the front end adopts a reverse-wrapping lug structure to protect the second sheet, the rear end is connected with a bearing air spring assembly to play a role in bearing, the whole steel plate spring guide arm assembly is longitudinally arranged, and the front and the rear ends are respectively hinged with a steel plate spring bracket and a movable lifting lug which are fixed on a frame, so as to realize the functions of bearing and guiding. Through the structural design of a half leaf spring guide arm, the problem that the driving safety of the whole vehicle cannot be guaranteed when a single leaf spring guide arm is broken is solved, other bearing element mounting positions are arranged on the rear side of the front shaft, the wheel center height is effectively reduced, and the S-shaped deformation of the leaf spring during braking is resisted.

When the spring guide arm in the patent is used, the spring guide arm directly acts on the second leaf spring, certain abrasion is easily generated at the contact position of the second leaf spring and the air spring, the second leaf spring needs to be frequently replaced, and the use performance of the device is reduced.

Based on the above, the utility model designs a novel steel plate spring guide arm assembly to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a novel leaf spring guide arm assembly to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel steel plate spring guide arm assembly comprises a first leaf spring, wherein a second leaf spring is arranged on the upper end surface of the first leaf spring, and a protection plate is arranged at a position, close to one end, of the upper end surface of the second leaf spring;

the spout has all been seted up to the both sides face of second leaf spring, and the lower terminal surface of guard plate is close to the equal fixed mounting in position of both sides has the slide, and slide slidable mounting has seted up the movable groove in the inside of spout, and the inside slidable mounting in movable groove has the limiting plate, fixedly connected with spring between two limiting plates, and the side central point of limiting plate puts fixed mounting has the inserted bar, and the slot has all been seted up to the side that two slides are relative, and the inserted bar is pegged graft in the inside of slot.

Preferably, tooth grooves are formed in one end of the inserting rod and the inner side face of the inserting groove, and the tooth grooves on the inserting rod and the inner side face of the inserting groove are matched.

Preferably, the equal fixed mounting of the preceding terminal surface of two limiting plates has the action bars, and the front end of action bars extends to the outside of guard plate.

Preferably, the slide plate is L shape, and two slide plates are the symmetry and set up, and slide plate and guard plate are integrated component.

Preferably, a bolt penetrates through a thread between the second leaf spring and the first leaf spring, and a nut is sleeved on the bolt in a threaded manner.

Preferably, both ends of the first leaf spring are fixedly provided with the rolling ears, and one end of the second leaf spring is provided with the wrapping ears matched with the rolling ears.

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

1. draw the direction that two action bars are close to each other, it removes along the activity groove to drive the limiting plate, and the extrusion spring, drive the inside that the inserted bar kept away from the spout through the limiting plate simultaneously, through slide and spout with guard plate slidable mounting on the second leaf spring, and slide the guard plate to suitable position, then loosen the action bars, spring release pressure, promote two inside that the limiting plate drove the inserted bar and get into the slot, the effect of cooperation tooth's socket, prescribe the limit to the position of slide, thereby install the guard plate on the second leaf spring, convenient to use person protects the second leaf spring, thereby make the second leaf spring can repetitious usage, resources are saved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an associated view of a second leaf spring of the present invention in combination with a fender panel;

FIG. 3 is a view of the combination of the shielding plate and the operation lever of the present invention;

fig. 4 is a combined view of the insert rod and the limit plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a first leaf spring; 2. a second leaf spring; 3. ear rolling; 4. ear wrapping; 5. a protection plate; 6. a nut; 7. a bolt; 8. a chute; 9. a slide plate; 10. a slot; 11. inserting a rod; 12. a movable groove; 13. a limiting plate; 14. a spring; 15. an operating lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the present invention provides a novel steel plate spring guide arm assembly, which comprises: a novel steel plate spring guide arm assembly comprises a first leaf spring 1, wherein a second leaf spring 2 is arranged on the upper end surface of the first leaf spring 1, and a protection plate 5 is arranged at a position, close to one end, of the upper end surface of the second leaf spring 2;

spout 8 has all been seted up to the both sides face of second leaf spring 2, the lower terminal surface of guard plate 5 is close to the equal fixed mounting in position of both sides has slide 9, slide 9 slidable mounting is in the inside of spout 8, movable groove 12 has been seted up to the inside of second leaf spring 2, the inside slidable mounting of movable groove 12 has limiting plate 13, fixedly connected with spring 14 between two limiting plates 13, the side central point of limiting plate 13 puts fixed mounting and has inserted bar 11, slot 10 has all been seted up to the side that two slide 9 are relative, inserted bar 11 is pegged graft in the inside of slot 10.

One end of the inserting rod 11 and the inner side surface of the inserting groove 10 are both provided with tooth grooves, and the tooth grooves on the inserting rod and the inner side surface are matched, so that the position of the protection plate 5 is convenient to limit.

The equal fixed mounting of the preceding terminal surface of two limiting plates 13 has action bars 15, and the front end of action bars 15 extends to the outside of guard plate 5, is convenient for adjust the position of two inserted bars 11.

Slide 9 is the L shape, and two slide 9 are the symmetry and set up, and slide 9 and guard plate 5 are the integration component, are convenient for install guard plate 5 on second leaf spring 2.

The bolt 7 penetrates through the thread between the second leaf spring 2 and the first leaf spring 1, and the nut 6 is sleeved on the bolt 7 through the thread, so that the first leaf spring 1 can be conveniently detached and replaced.

The equal fixed mounting in both ends of first leaf spring 1 has eye 3, and the one end of second leaf spring 2 is provided with and wraps the ear 4 with 3 assorted ears, is convenient for connect together both, protects first leaf spring 1 and second leaf spring 2.

One specific application of this embodiment is: the two operating rods 15 are pulled close to each other to drive the limiting plate 13 to move along the movable groove 12 and extrude the spring 14, meanwhile, the limiting plate 13 drives the inserted rod 11 to be far away from the inside of the sliding groove 8, the protecting plate 5 is slidably arranged on the second leaf spring 2 through the sliding plate 9 and the sliding groove 8 and slides the protecting plate 5 to a proper position, then the operating rods 15 are loosened, the spring 14 releases pressure to push the two limiting plates 13 to drive the inserted rod 11 to enter the inside of the inserting groove 10, the position of the sliding plate 9 is limited under the action of the tooth grooves, therefore, the protecting plate 5 is arranged on the second leaf spring 2, a user can conveniently protect the second leaf spring 2, the second leaf spring 2 can be used for multiple times, resources are saved, the air spring is arranged on the protecting plate 5, the whole leaf spring guide arm assembly is longitudinally arranged below the frame, and the front end is hinged with the front leaf spring support, the rear end is hinged with the rear leaf spring support through the movable lifting lug to realize the guiding function.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a novel leaf spring guiding arm assembly, includes first leaf spring (1), its characterized in that: a second leaf spring (2) is arranged on the upper end face of the first leaf spring (1), and a protection plate (5) is arranged at a position, close to one end, of the upper end face of the second leaf spring (2);

spout (8) have all been seted up to the both sides face of second leaf spring (2), the lower terminal surface of guard plate (5) is close to the equal fixed mounting in position of both sides and has slide (9), slide (9) slidable mounting is in the inside of spout (8), movable groove (12) have been seted up to the inside of second leaf spring (2), the inside slidable mounting in movable groove (12) has limiting plate (13), two fixedly connected with spring (14) between limiting plate (13), the side central point of limiting plate (13) puts fixed mounting has inserted bar (11), two slot (10) have all been seted up to the side that slide (9) is relative, inserted bar (11) are pegged graft in the inside of slot (10).

2. The novel leaf spring guide arm assembly of claim 1, wherein: tooth grooves are formed in one end of the inserting rod (11) and the inner side face of the inserting groove (10) and are matched with each other.

3. The novel leaf spring guide arm assembly of claim 1, wherein: the equal fixed mounting of the preceding terminal surface of two limiting plates (13) has action bars (15), the front end of action bars (15) extends to the outside of guard plate (5).

4. The novel leaf spring guide arm assembly of claim 1, wherein: the sliding plates (9) are L-shaped, the two sliding plates (9) are symmetrically arranged, and the sliding plates (9) and the protection plate (5) are integrated components.

5. The novel leaf spring guide arm assembly of claim 1, wherein: a bolt (7) penetrates through the thread between the second leaf spring (2) and the first leaf spring (1), and a nut (6) is sleeved on the bolt (7) in a threaded manner.

6. The novel leaf spring guide arm assembly of claim 1, wherein: the equal fixed mounting in both ends of first leaf spring (1) has eye (3), the one end of second leaf spring (2) is provided with and wraps ear (4) with eye (3) assorted.