CN214169220U

CN214169220U - Structure for reducing vibration noise of multi-way valve applied to excavator

Info

Publication number: CN214169220U
Application number: CN202023117395.3U
Authority: CN
Inventors: 陈德良
Original assignee: Huizhou Lianhe Valve Control Hydraulic Technology Co ltd
Current assignee: Huizhou Lianhe Valve Control Hydraulic Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-10
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a be applied to structure of excavator upper reduction multiple unit valve vibration noise relates to excavator structure field, including the valve frame fixed plate, the both sides of valve frame fixed plate all are provided with the T shape picture peg that extends to its inside, the junction of T shape picture peg and valve frame fixed plate is provided with multiunit expanding spring, the inside top of valve frame fixed plate is provided with the multiple unit valve frame. The utility model discloses a spacing post, the slide, first buffer spring, flexible post, the second expanding spring that set up, can produce power to the second buffer spring during the multiple unit valve vibration, make the second buffer spring take place to deform, second buffer spring deformation can be to flexible post, the slide produces power, the slide receives power and can be along spacing post lapse, thereby can produce power to first buffer spring, make first buffer spring take place to deform, thereby can absorb the vibration of multiple unit valve, alleviate the vibration on the multiple unit valve frame.

Description

Structure for reducing vibration noise of multi-way valve applied to excavator

Technical Field

The utility model relates to an excavator structure field specifically is a be applied to structure of reducing multiple unit valve vibration noise on excavator.

Background

At present, in the engineering machinery field, especially on hydraulic shovel, the use of multiple unit valve is very common, and multiple unit valve is generally on the multiple unit valve frame through bolt direct fixation, because pressure and the flow of the input fluid of multiple unit valve are often in the developments, just lead to the multiple unit valve to produce the vibration when high-pressure oil passes through very easily, and this kind of vibration can directly transmit hydraulic shovel for hydraulic shovel produces very big noise in some times, causes adverse effect to the environment, endangers health.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the existing multi-way valve generates large noise easily, a structure for reducing the vibration noise of the multi-way valve is provided and applied to an excavator.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be applied to structure that reduces multiple unit valve vibration noise on excavator, includes the valve frame fixed plate, the both sides of valve frame fixed plate all are provided with the T shape picture peg that extends to its inside, the junction of T shape picture peg and valve frame fixed plate is provided with the multiunit expanding spring, the inside top of valve frame fixed plate is provided with the multiple unit valve frame, the inside of multiple unit valve frame both sides all is provided with the slot with T shape picture peg assorted, the top of multiple unit valve frame is provided with the multiple unit valve, the top of multiple unit valve frame is provided with multiunit first framework, multiunit the inside both sides of first framework all are provided with first spacing groove, the top of multiple unit valve frame is located the inboard of first framework and all is provided with the spacing post of multiunit, the outside of spacing post all is provided with first buffer spring, the outside of spacing post is located first buffer spring's top and is provided with the slide, the inside of slide both sides all is provided with the slide opening, the both sides of slide all be provided with first spacing groove assorted first stopper, the intermediate position department at slide top all is provided with flexible post, the top of flexible post both sides all is provided with the second stopper, the outside of flexible post is located the bottom of multiple unit valve and all is provided with the second framework, the inside both sides of second framework all be provided with second stopper assorted second spacing groove, the inboard that the top of flexible post is located the second framework all is provided with second buffer spring.

Preferably, the number of the second buffer springs, the telescopic columns and the sliding plates is provided with six groups, the number of the first buffer springs is provided with twelve groups, the telescopic columns are elastically connected with the multi-way valve through the second buffer springs, and the sliding plates are elastically connected with the multi-way valve frame through the first buffer springs.

Preferably, the number of the limiting columns is provided with twelve groups, and the limiting columns are fixedly connected with the multi-way valve frame through electric welding.

Preferably, the number of the second limiting blocks and the second limiting grooves is twelve, and the telescopic columns are connected with the second frame body through the second limiting blocks and the second limiting grooves in a sliding mode.

Preferably, the number of the first limiting grooves and the first limiting blocks is twelve, and the sliding plate is connected with the first frame body through the first limiting grooves and the first limiting blocks in a sliding mode.

Preferably, the number of the T-shaped inserting plates and the number of the slots are two, and the valve frame fixing plate and the multi-way valve frame are clamped through the T-shaped inserting plates and the slots under the action of the telescopic springs.

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

1. the utility model discloses a spacing post, slide, first buffer spring, flexible post, the second expanding spring that set up, can produce power to the second buffer spring during the multiway valve vibration, make the second buffer spring take place to deform, the deformation of second buffer spring can produce power to flexible post, slide, the slide receives power and can slide downwards along spacing post, thereby can produce power to first buffer spring, make first buffer spring take place to deform, thereby can absorb the vibration of multiway valve, alleviate the vibration on the multiway valve frame, thereby can reach the purpose that reduces the noise;

2. the utility model discloses an expanding spring, T shape picture peg, the slot that set up because valve frame fixed plate and multi-way valve frame are through T shape picture peg, slot joint under expanding spring's effect for can make T shape picture peg and slot separation through pulling T shape picture peg, thereby be convenient for the dismantlement, the installation of multi-way valve frame.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a valve frame fixing plate; 2. a slot; 3. a T-shaped plug board; 4. a tension spring; 5. a multi-way valve frame; 6. a limiting column; 7. a first limit groove; 8. a first frame body; 9. a second frame body; 10. a multi-way valve; 11. a second limiting block; 12. a slide hole; 13. a telescopic column; 14. a first stopper; 15. a second buffer spring; 16. a second limit groove; 17. a slide plate; 18. a first buffer 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, a structure for reducing vibration noise of a multi-way valve applied to an excavator comprises a valve frame fixing plate 1, wherein two sides of the valve frame fixing plate 1 are both provided with T-shaped inserting plates 3 extending into the valve frame fixing plate, a plurality of sets of expansion springs 4 are arranged at the joints of the T-shaped inserting plates 3 and the valve frame fixing plate 1, a multi-way valve frame 5 is arranged at the top end of the valve frame fixing plate 1, slots 2 matched with the T-shaped inserting plates 3 are arranged inside the multi-way valve frame 5, a multi-way valve 10 is arranged above the multi-way valve frame 5, a plurality of sets of first frame bodies 8 are arranged at the top of the multi-way valve frame 5, first limiting grooves 7 are arranged at two sides of the plurality of sets of first frame bodies 8, a plurality of limiting columns 6 are arranged at the top of the multi-way valve frame 5 and located at the inner sides of the first frame bodies 8, first buffer springs 18 are arranged at the outer sides of the limiting columns 6, sliding plates 17 are arranged at the outer sides of the limiting columns 6 and located above the first buffer springs 18, the inside at slide 17 both sides all is provided with slide opening 12, slide 17's both sides all be provided with first stopper 14 of first spacing groove 7 assorted, the intermediate position department at slide 17 top all is provided with flexible post 13, the top of flexible post 13 both sides all is provided with second stopper 11, the outside of flexible post 13 is located the bottom of multiple unit valve 10 and all is provided with second framework 9, the inside both sides of second framework 9 all are provided with second stopper 11 assorted second spacing groove 16, the inboard that the top of flexible post 13 is located second framework 9 all is provided with second buffer spring 15.

Please refer to fig. 1, the numbers of the second buffer springs 15, the telescopic columns 13 and the sliding plates 17 are all provided with six groups, the number of the first buffer springs 18 is provided with twelve groups, the telescopic columns 13 and the multi-way valve 10 are elastically connected through the second buffer springs 15, the sliding plates 17 are elastically connected with the multi-way valve frame 5 through the first buffer springs 18, and the second buffer springs 15, the telescopic columns 13, the sliding plates 17 and the first buffer springs 18 are arranged to absorb the vibration of the multi-way valve 10 and reduce the vibration on the multi-way valve frame 5, so as to achieve the purpose of reducing the noise.

Please refer to fig. 1, the number of the limiting columns 6 is twelve, the limiting columns 6 are fixedly connected with the multi-way valve frame 5 by electric welding, and the limiting columns 6 can support and limit.

Please refer to fig. heavily, the number of the second limiting blocks 11 and the second limiting grooves 16 is twelve, the telescopic column 13 and the second frame 9 are slidably connected through the second limiting blocks 11 and the second limiting grooves 16, and the telescopic column 13 can move in the vertical direction through the second limiting blocks 11 and the second limiting grooves 16.

Please refer to fig. 1, the number of the first limiting grooves 7 and the first limiting blocks 14 is twelve, the sliding plate 17 is connected with the first frame body 8 through the first limiting grooves 7 and the first limiting blocks 14 in a sliding manner, and the sliding plate 17 can move in the vertical direction through the arranged first limiting grooves 7 and the first limiting blocks 14.

Please refer to fig. 1, the number of the T-shaped inserting plates 3 and the number of the slots 2 are two, the valve frame fixing plate 1 and the multi-way valve frame 5 are clamped by the T-shaped inserting plates 3 and the slots 2 under the action of the telescopic spring 4, and the valve frame fixing plate 1 and the multi-way valve frame 5 are clamped by the T-shaped inserting plates 3 and the slots 2 under the action of the telescopic spring 4, so that the multi-way valve frame 5 is convenient to disassemble and assemble.

The working principle is as follows: during the use, can produce power to second buffer spring 15 during multiple unit valve 10 vibrates, make second buffer spring 15 take place to deform, second buffer spring 15 deformation can be to flexible post 13, slide 17 produces power, slide 17 receives power can be along spacing post 6 lapse, thereby can produce power to first buffer spring 18, make first buffer spring 18 take place to deform, thereby can absorb the vibration of multiple unit valve 10, alleviate the vibration on the multiple unit valve frame 5, thereby can reach the purpose of noise reduction, because valve frame fixed plate 1 passes through T shape picture peg 3 with multiple unit valve frame 5 under the effect of expanding spring 4, slot 2 joint, make can make T shape picture peg 3 and slot 2 separation through pulling T shape picture peg 3, thereby be convenient for the dismantlement of multiple unit valve frame 5, the installation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be applied to structure of reducing multiple unit valve vibration noise on excavator, includes valve frame fixed plate (1), its characterized in that: the valve frame comprises a valve frame fixing plate (1), wherein T-shaped inserting plates (3) extending to the inside of the valve frame fixing plate are arranged on two sides of the valve frame fixing plate (1), a plurality of groups of expansion springs (4) are arranged at the joints of the T-shaped inserting plates (3) and the valve frame fixing plate (1), a multi-way valve frame (5) is arranged on the top end of the inside of the valve frame fixing plate (1), slots (2) matched with the T-shaped inserting plates (3) are arranged in the inside of two sides of the multi-way valve frame (5), a plurality of groups of first frame bodies (8) are arranged on the top of the multi-way valve frame (5), a plurality of groups of limiting columns (6) are arranged on the inner sides of the first frame bodies (8) at the top of the multi-way valve frame (5), and first buffer springs (18) are arranged on the outer sides of the plurality of the limiting columns (6), the top that the outside of spacing post (6) is located first buffer spring (18) is provided with slide (17), the inside of slide (17) both sides all is provided with slide opening (12), the both sides of slide (17) all are provided with first spacing groove (7) assorted first stopper (14), the intermediate position department at slide (17) top all is provided with flexible post (13), the top of flexible post (13) both sides all is provided with second stopper (11), the bottom that the outside of flexible post (13) is located multi-way valve (10) all is provided with second framework (9), the inside both sides of second framework (9) all are provided with second stopper (11) assorted second spacing groove (16), the inboard that the top of flexible post (13) is located second framework (9) all is provided with second buffer spring (15).

2. The structure for reducing vibration noise of the multi-way valve, which is applied to the excavator, according to claim 1, wherein: the number of second buffer spring (15), flexible post (13), slide (17) all is provided with six groups, the number of first buffer spring (18) is provided with twelve groups, flexible post (13) and multiple unit valve (10) are through second buffer spring (15) elastic connection, slide (17) and multiple unit valve frame (5) are through first buffer spring (18) elastic connection.

3. The structure for reducing vibration noise of the multi-way valve, which is applied to the excavator, according to claim 1, wherein: the number of the limiting columns (6) is provided with twelve groups, and the limiting columns (6) are fixedly connected with the multi-way valve frame (5) through electric welding.

4. The structure for reducing vibration noise of the multi-way valve, which is applied to the excavator, according to claim 1, wherein: the number of the second limiting blocks (11) and the number of the second limiting grooves (16) are twelve, and the telescopic columns (13) are connected with the second frame body (9) in a sliding mode through the second limiting blocks (11) and the second limiting grooves (16).

5. The structure for reducing vibration noise of the multi-way valve, which is applied to the excavator, according to claim 1, wherein: the number of the first limiting grooves (7) and the first limiting blocks (14) is twelve, and the sliding plate (17) is connected with the first frame body (8) in a sliding mode through the first limiting grooves (7) and the first limiting blocks (14).

6. The structure for reducing vibration noise of the multi-way valve, which is applied to the excavator, according to claim 1, wherein: the valve frame fixing plate is characterized in that the number of the T-shaped inserting plates (3) and the number of the inserting grooves (2) are two, and the valve frame fixing plate (1) and the multi-way valve frame (5) are connected in a clamping mode through the T-shaped inserting plates (3) and the inserting grooves (2) under the action of the telescopic springs (4).