CN212828294U

CN212828294U - Concrete pump truck landing leg hydro-cylinder strutting arrangement

Info

Publication number: CN212828294U
Application number: CN202021696955.2U
Authority: CN
Inventors: 符泽勇
Original assignee: Yancheng Zhulin Machinery Manufacturing Co ltd
Current assignee: Yancheng Zhulin Machinery Manufacturing Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-30
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a concrete pump truck landing leg hydro-cylinder strutting arrangement relates to concrete pump truck accessory technical field, including hydro-cylinder, support base, spherical connector, link, mounting groove, spring, first flexible piece, the flexible piece of second, flexible pad, dashpot, first cushion chamber and second cushion chamber, the flexible piece of second is inside to be equipped with a plurality of third cushion chamber between first cushion chamber and second cushion chamber, supports the base top and is equipped with spherical top shell in the link outside. The utility model discloses be convenient for carry out the contact support with different inclination's road surface, it is applicable in unsmooth and slope ground, it is better to the support stability on ground, avoid supporting the base and take place the skew, can effectively reduce strutting arrangement and receive the damage, can carry out triple buffering to the flexible piece of second inside and handle, strengthen the flexible shock-absorbing capacity of the flexible piece of second, it is better to the flexible buffering supporting effect on ground, can further strengthen the stability of device and ground contact.

Description

Concrete pump truck landing leg hydro-cylinder strutting arrangement

Technical Field

The utility model relates to a concrete pump truck accessory technical field specifically is a concrete pump truck landing leg hydro-cylinder strutting arrangement.

Background

The concrete pump truck is formed by modifying a truck chassis, and consists of five parts, namely an arm support, a pumping device, a hydraulic device, a support and an electric control device, wherein a motion and power transmission device, a pumping and stirring device, a distributing device and other auxiliary devices are arranged on the chassis. The power of the concrete pump truck is transmitted to a hydraulic pump set or a rear axle through a power transfer case, and the hydraulic pump pushes a piston to drive a concrete pump to work. Concrete pump trucks are machines that utilize pressure to continuously transport concrete along a pipeline. The concrete pump truck has the advantages that good stability is kept in the working process, the supporting legs play an important role, the oil cylinders on the supporting legs are important component parts, and the oil cylinders are hydraulic actuating elements which convert hydraulic energy into mechanical energy and do linear reciprocating motion.

When the supporting leg oil cylinder supporting device of the existing concrete pump truck supports on the uneven or inclined ground, the supporting stability is poor, and the supporting leg oil cylinder supporting device is easy to damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete pump truck landing leg hydro-cylinder strutting arrangement to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a supporting device for a supporting leg oil cylinder of a concrete pump truck comprises an oil cylinder and a supporting base, wherein a spherical connector is arranged at the bottom of the oil cylinder, a connecting frame matched with the spherical connector is arranged at the center of the top of the supporting base, a plurality of mounting grooves are formed in the bottom of the supporting base, every three mounting grooves are arranged at the bottom of the supporting base in a regular triangle manner, a spring is vertically arranged at the top of the inner wall of each mounting groove, a first flexible block is arranged at the bottom of the spring, a second flexible block is arranged at the end, away from the spring, of the outer wall of the first flexible block, a plurality of flexible cushions are arranged at the bottom of the second flexible block, buffer grooves are formed in the bottoms of the flexible cushions, the flexible cushions are uniformly and equidistantly arranged at the bottom of the second flexible block, a plurality of first buffer cavities are formed in the second flexible block, close to one side of the flexible cushion, and a plurality, the flexible piece of second is inside in first cushion chamber with be equipped with a plurality of third cushion chamber between the second cushion chamber, support the base top in the link outside is equipped with spherical top shell.

Further, the outer wall of the oil cylinder is provided with a fixing frame, the outer wall of the fixing frame is provided with a plurality of bolts in a matching mode, the oil cylinder is fixed by the fixing frame, and the oil cylinder can be fixedly installed on the concrete pump truck through the bolts.

Furthermore, first flexible piece with the flexible piece of second is half spherical structure, the external diameter of the flexible piece of second is greater than the external diameter of first flexible piece, stability is better, and the atress is more even, the internal diameter of mounting groove is greater than the external diameter of the flexible piece of second guarantees inside the flexible piece of second can get into the mounting groove, and stability is good.

Furthermore, the dashpot with the flexible pad is half spherical structure, the dashpot internal diameter is greater than the half of flexible pad external diameter can strengthen the buffering deformation effect of flexible pad when guaranteeing flexible pad support strength.

Furthermore, the first buffer cavity and the third buffer cavity are arranged in a staggered mode, and the second buffer cavity and the third buffer cavity are arranged in a staggered mode, so that the stress of the inner space of the second flexible block is more uniform, and the stability is better.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model has the advantages that by arranging the supporting base, the spherical connector, the connecting frame, the mounting groove, the spring, the first flexible block, the second flexible block, the flexible cushion and the buffer groove, the supporting device is convenient to contact and support with the road surfaces with different inclination angles, is applicable to uneven and inclined ground, has better supporting stability to the ground, avoids the supporting base from deviating and can effectively reduce the damage to the supporting device;

2. the utility model discloses a set up first cushion chamber, second cushion chamber and third cushion chamber, can carry out triple buffering to the flexible piece inside of second and handle, strengthen the flexible shock-absorbing capacity of the flexible piece of second, it is better to the flexible buffering supporting effect in ground, can further strengthen the stability of device and ground contact.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the present invention as a whole;

FIG. 2 is a front sectional view of the whole body of the present invention;

fig. 3 is an enlarged schematic view of fig. 2 a according to the present invention;

FIG. 4 is a schematic view of the distribution of the mounting groove of the present invention;

in the figure: 1. an oil cylinder; 2. a support base; 3. a spherical connector; 4. a connecting frame; 5. mounting grooves; 6. a spring; 7. a first flexible block; 8. a second flexible block; 9. a flexible pad; 10. a buffer tank; 11. a first buffer chamber; 12. a second buffer chamber; 13. a third buffer chamber; 14. a spherical top shell; 15. a fixed mount; 16. and (4) bolts.

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.

1-4, including hydro-cylinder 1 and

support base

2, 1 bottom of hydro-cylinder is equipped with spherical connector 3, support 2 top centers of base be equipped with 3 assorted links 4 of spherical connector, it is equipped with a plurality of mounting groove 5 to support 2 bottoms of base, every three mounting groove 5 becomes a regular triangle and arranges in support 2 bottoms of base, the vertical spring 6 that is equipped with in 5 inner wall tops of mounting groove, 6 bottoms of spring are equipped with first

flexible piece

7, 7 outer walls of first flexible piece are kept away from 6 one end of spring is equipped with flexible piece 8 of second, 8 bottoms of flexible piece of second are equipped with flexible pad 9 of a plurality of, flexible pad 9 bottoms are equipped with dashpot 10, flexible pad 9 evenly equidistance is located flexible piece 8 bottoms of second.

The outer wall of the oil cylinder 1 is provided with a fixing frame 15, the outer wall of the fixing frame 15 is provided with a plurality of bolts 16 in a matching mode, the fixing frame 15 is used for fixing the oil cylinder 1, and the oil cylinder 1 can be fixedly installed on a concrete pump truck through the bolts 16.

First flexible piece 7 with second flexible piece 8 is hemispherical structure, the external diameter of second flexible piece 8 is greater than the external diameter of first flexible piece 7, stability is better, and the atress is more even, the internal diameter of mounting groove 5 is greater than the external diameter of second flexible piece 8 guarantees that second flexible piece 8 can get into inside mounting groove 5, and stability is good.

The dashpot 10 with flexible pad 9 is hemispherical structure, dashpot 10 internal diameter is greater than the half of flexible pad 9 external diameter can strengthen the buffering deformation effect of flexible pad 9 when guaranteeing flexible pad 9 support intensity.

The implementation mode is specifically as follows: when in use, the spherical connector 3 can be adjusted in a telescopic way by arranging the supporting base 2, the spherical connector 3, the connecting frame 4, the mounting groove 5, the spring 6, the first flexible block 7, the second flexible block 8, the flexible cushion 9 and the buffer groove 10 and adjusting the telescopic action of the oil cylinder 1, the spherical connector 3 pushes the connecting frame 4 to move up and down, the supporting base 2 moves up and down along with the connecting frame 4, the spherical connector 3 is connected with the connecting frame 4 in multiple angles, so that the multi-angle connection of the oil cylinder 1 and the supporting base 2 is realized, the contact support with pavements with different inclination angles is convenient, the flexible cushion 9 is in contact with the ground, the buffer groove 10 is in buffer deformation, the flexible contact support suitable for the ground is realized, the flexible cushion 9 is in stress transmission to the second flexible block 8, the stress transmission of the second flexible block 8 to the first flexible block 7, the first flexible block 7 is stressed and transmitted to the spring 6, the spring 6 stretches and rebounds, elastic support for the first flexible block 7 and the second flexible block 8 can be achieved, the contact connection effect of the bottom of the support base 2 and the ground can be effectively enhanced, the support effect is good, the support base can be suitable for uneven and inclined ground, every three mounting grooves 5 are arranged in a regular triangle, the triangular distribution is achieved, the support stability for the ground is better, the support base 2 is prevented from being deviated, and damage to the support device can be effectively reduced; the embodiment specifically solves the problems that the supporting stability is poor and the damage is easy to occur when the supporting device for the supporting leg oil cylinder of the concrete pump truck in the prior art is supported on the uneven or inclined ground.

The concrete pump truck landing leg oil cylinder supporting device shown in the attached figures 2-3 further comprises a plurality of first buffer cavities 11, the first buffer cavities 11 are formed in the second flexible block 8, the second flexible block 8 is close to one side of the flexible pad 9, the second flexible block 8 is close to the first flexible block 7, a plurality of second buffer cavities 12 are formed in one side of the first flexible block 7, a plurality of third buffer cavities 13 are formed in the second flexible block 8, the first buffer cavities 11 and the second buffer cavities 12 are located between the second flexible block 8, and a spherical top shell 14 is arranged on the outer side of the connecting frame 4 at the top of the supporting base 2.

The first buffer cavity 11 and the third buffer cavity 13 are arranged in a staggered mode, and the second buffer cavity 12 and the third buffer cavity 13 are arranged in a staggered mode, so that the stress of the inner space of the second flexible block 8 is more uniform, and the stability is better.

The implementation mode is specifically as follows: during the use, through setting up first cushion chamber 11, second cushion chamber 12, third cushion chamber 13 and spherical top shell 14, first cushion chamber 11 can carry out the first heavy buffering processing to the flexible piece 8 inside of second, second cushion chamber 12 can carry out the second heavy buffering processing to the flexible piece 8 inside of second, third cushion chamber 13 can carry out the third heavy buffering processing to the flexible piece 8 inside of second, strengthen the flexible shock-absorbing capacity of the flexible piece 8 of second, it is better to the flexible buffering supporting effect on ground, can further strengthen the stability of device and ground contact, spherical top shell 14 can protect supporting base 2 tops, reducible laying dust.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, by arranging the supporting base 2, the spherical connector 3, the connecting frame 4, the mounting groove 5, the spring 6, the first flexible block 7, the second flexible block 8, the flexible pad 9 and the buffer groove 10, the supporting device is convenient to contact and support road surfaces with different inclination angles, is suitable for uneven and inclined ground, has better supporting stability on the ground, avoids the supporting base 2 from deviating and can effectively reduce the damage to the supporting device;

furthermore, referring to the attached drawings 2-3 of the specification, through the arrangement of the first buffer cavity 11, the second buffer cavity 12 and the third buffer cavity 13, triple buffering treatment can be performed inside the second flexible block 8, the flexible buffering performance of the second flexible block 8 is enhanced, the ground flexible buffering supporting effect is better, and the stability of the device in contact with the ground can be further enhanced.

It is noted that, herein, relational terms such as first and second, and the like may be 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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a concrete pump truck landing leg hydro-cylinder strutting arrangement, includes hydro-cylinder (1) and support base (2), its characterized in that: the bottom of the oil cylinder (1) is provided with a spherical connector (3), the center of the top of the supporting base (2) is provided with a connecting frame (4) matched with the spherical connector (3), the bottom of the supporting base (2) is provided with a plurality of mounting grooves (5), every three mounting grooves (5) are arranged at the bottom of the supporting base (2) in a regular triangle manner, the top of the inner wall of each mounting groove (5) is vertically provided with a spring (6), the bottom of each spring (6) is provided with a first flexible block (7), one end, away from the spring (6), of the outer wall of each first flexible block (7) is provided with a second flexible block (8), the bottom of each second flexible block (8) is provided with a plurality of flexible pads (9), the bottom of each flexible pad (9) is provided with a buffer groove (10), and the flexible pads (9) are uniformly arranged at the bottom of the second flexible blocks, the inside of second flexible piece (8) is close to flexible pad (9) one side is equipped with the first cushion chamber of a plurality of (11), the inside of second flexible piece (8) is close to first flexible piece (7) one side is equipped with a plurality of second cushion chamber (12), second flexible piece (8) inside in first cushion chamber (11) with be equipped with a plurality of third cushion chamber (13) between second cushion chamber (12), support base (2) top in the link (4) outside is equipped with spherical top shell (14).

2. The concrete pump truck leg cylinder support device of claim 1, wherein: the outer wall of the oil cylinder (1) is provided with a fixing frame (15), and the outer wall of the fixing frame (15) is provided with a plurality of bolts (16) in a matching mode.

3. The concrete pump truck leg cylinder support device of claim 1, wherein: the first flexible block (7) and the second flexible block (8) are both of hemispherical structures, and the outer diameter of the second flexible block (8) is larger than that of the first flexible block (7).

4. The concrete pump truck leg cylinder support device of claim 3, wherein: the inner diameter of the mounting groove (5) is larger than the outer diameter of the second flexible block (8).

5. The concrete pump truck leg cylinder support device of claim 1, wherein: the buffer groove (10) and the flexible pad (9) are both of a hemispherical structure, and the inner diameter of the buffer groove (10) is larger than one half of the outer diameter of the flexible pad (9).

6. The concrete pump truck leg cylinder support device of claim 1, wherein: the first buffer cavity (11) and the third buffer cavity (13) are arranged in a staggered mode, and the second buffer cavity (12) and the third buffer cavity (13) are arranged in a staggered mode.