CN218323942U

CN218323942U - Crawler-type pump truck for concrete

Info

Publication number: CN218323942U
Application number: CN202222451267.5U
Authority: CN
Inventors: 孙富强
Original assignee: Hangong Engineering Equipment Co ltd
Current assignee: Hangong Engineering Equipment Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-01-17
Anticipated expiration: 2032-09-15

Abstract

The utility model provides a crawler-type pump truck for concrete, including crawler-type pump truck body for concrete, crawler-type pump truck body for concrete is equipped with crawler-type running gear, and crawler-type running gear rotates and is connected with the pump truck automobile body, and the top fixedly connected with pump body of pump truck automobile body, pump body intercommunication have the conveying pipeline, and the pump truck automobile body rotates and is connected with the cloth beam, still includes four backup pads, backup pad and pump truck automobile body fixed connection; the four lifting rods are in threaded connection with the corresponding supporting plates and are fixedly connected with helical blades, and the lifting rods are connected with a locking mechanism; the four motors are connected with the corresponding supporting plates through limiting mechanisms, and the lifting rods are fixedly connected with the output ends of the corresponding motors; the supporting mechanism comprises four electric cylinders, the electric cylinders are mounted on corresponding supporting plates, the output ends of the electric cylinders are rotatably connected with supporting plates, the supporting mechanism relates to the technical field of concrete pump trucks, and the concrete pump trucks can be supported in severe environments.

Description

Crawler-type pump truck for concrete

Technical Field

The utility model relates to a mobile concrete pump technical field, concretely relates to crawler-type is pump truck for concrete.

Background

The concrete pump truck is a machine for continuously conveying concrete along a pipeline by utilizing pressure, and consists of a pump body and a conveying pipe, wherein the pump body is arranged on a vehicle chassis and is provided with a telescopic or bendable distributing rod, so that the pump truck is formed, sometimes, the building environment is not on a hard and flat ground, the concrete pump truck is difficult to run on a slope or a muddy road, tires are easy to slip or sink into the ground, the problem that the building environment is complicated can be solved by using the crawler concrete pump truck, the pump truck can be used in a severe environment by using the crawler truck, for example, the crawler concrete pump truck with the patent number of CN213391244U uses a crawler traveling mechanism, so that the concrete pump truck can operate in a place with severe conditions, but in the operation, the supporting legs of the pump truck are required to be supported on the solid and flat ground, the pump truck is difficult to be supported in the slope environment or the muddy environment, the risks of sinking into a truck body or side turning over are generated, and the time is wasted in finding a proper place for supporting the pump truck.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a crawler-type pump truck for concrete to solve the difficult problem with the pump truck supporting in adverse circumstances of prior art that provides in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a crawler-type pump truck for concrete, includes crawler-type pump truck body for concrete, crawler-type pump truck body for concrete is equipped with crawler-type running gear, crawler-type running gear's top is rotated and is connected with the pump truck automobile body, the top fixedly connected with pump body of pump truck automobile body, pump body intercommunication has the conveying pipeline, the top of pump truck automobile body is rotated and is connected with the cloth beam, the conveying pipeline with cloth beam fixed connection still includes:

the four supporting plates are fixedly connected to the four corners of the pump truck body;

the periphery of each lifting rod is provided with an external thread, the lifting rods are in threaded connection with the corresponding supporting plates, the periphery of the bottom of each lifting rod is fixedly connected with a helical blade, and each lifting rod is connected with a locking mechanism;

the four motors are connected to the top ends of the corresponding supporting plates through limiting mechanisms, and the top ends of the lifting rods are fixedly connected with the output ends of the corresponding motors;

the supporting mechanism comprises four electric cylinders, the electric cylinders are fixedly mounted at the bottom ends of the corresponding supporting plates, and the output ends of the electric cylinders are rotatably connected with the supporting plates.

Preferably, locking mechanism includes a plurality of electric telescopic handle, the mounting groove has been seted up to the inside of lifter, electric telescopic handle installs the inside of mounting groove, electric telescopic handle's output fixedly connected with inserted bar, the inserted bar passes the lifter and stretches out the external world, set up a plurality ofly on the helical blade and the slot that the inserted bar matches.

Preferably, stop gear includes lifter plate, a plurality of multi-stage telescopic link and a plurality of limiting plate, the limiting plate with correspond backup pad fixed connection, multi-stage telescopic link's one end with lifter plate fixed connection, multi-stage telescopic link with correspond limiting plate sliding connection.

Preferably, the top end of the supporting plate is fixedly connected with an articulated seat, and the articulated seat is rotatably connected with the output end of the corresponding electric cylinder.

Preferably, the supporting plate is provided with a slot matched with the lifting rod.

Preferably, one end of the multi-stage telescopic rod, which is far away from the lifting plate, is fixedly connected with a baffle plate.

Preferably, the bottom end of the lifting rod is in a pointed shape.

Preferably, the pitch of the helical blade is equal to the pitch of the external thread on the lifting rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a crawler-type pump truck for concrete possesses following beneficial effect:

the utility model discloses in, can remove this crawler-type pump truck for concrete to suitable position through crawler running gear, can walk in comparatively abominable environment, can drive the lifter through the motor and rotate, it is spacing to carry out the motor through stop gear, threaded connection through backup pad and lifter can go up and down when realizing the lifter pivoted, the lifter drives helical blade and rotates to in the ground, ground produces great resistance to helical blade, prevent it to extract, guarantee the stability of this crawler-type pump truck for concrete, further guarantee the stability of lifter in ground through locking mechanism, can drive the bearing plate through electronic jar and support and stabilize this crawler-type pump truck for concrete on ground, transfer the conveying pipeline to suitable position through the cloth pole, carry the concrete through the pump body and conveying pipeline cooperation, compare foretell prior art, this scheme uses lifter and helical blade screw in ground to guarantee the stability of this crawler-type pump truck for concrete, can support the pump truck in comparatively abominable environment.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the present application;

FIG. 2 is a schematic view of a partial enlarged structure shown in FIG. 1;

fig. 3 is a schematic perspective view of a multi-stage telescopic rod, a limiting plate, a hinge seat, a baffle plate and the like according to a preferred embodiment of the present application;

fig. 4 is a schematic diagram of a partial enlarged structure shown at B in fig. 3 according to a preferred embodiment of the present application.

In the figure: 1. a crawler-type traveling mechanism; 2. a pump truck body; 3. a pump body; 4. a delivery pipe; 5. a distributing rod; 6. a support plate; 7. a lifting rod; 8. a helical blade; 9. a motor; 10. an electric cylinder; 11. a support plate; 12. an electric telescopic rod; 13. inserting a rod; 14. a lifting plate; 15. a multi-stage telescopic rod; 16. a limiting plate; 17. a hinged seat; 18. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1 to 4, a crawler-type concrete pump truck comprises a crawler-type concrete pump truck body, the crawler-type concrete pump truck body is provided with a crawler-type traveling mechanism 1, the top end of the crawler-type traveling mechanism 1 is rotatably connected with a pump truck body 2, the top end of the pump truck body 2 is fixedly connected with a pump body 3, the pump body 3 is communicated with a material delivery pipe 4, the top end of the pump truck body 2 is rotatably connected with a material distribution rod 5, the material delivery pipe 4 is fixedly connected with the material distribution rod 5, the material distribution rod 5 can be rotatably extended to drive the material delivery pipe 4 to move to a pouring position, the structure and principle of the crawler-type concrete pump truck are known in the prior art and are not innovative points of the present application, and therefore the detailed description thereof is omitted, the crawler-type concrete pump truck further comprises four supporting plates 6, four lifting rods 7, four motors 9 and a supporting mechanism, the material distribution rod 5 is rotatably connected to the top end of the pump truck body 2, the conveying pipeline 4 is fixedly connected with the distributing rod 5, a supporting plate 6 of the distributing rod 5 is fixedly connected at four corners of a pump truck body 2, external threads are arranged on the periphery of a lifting rod 7, the lifting rod 7 is in threaded connection with the corresponding supporting plate 6, the thread pitch of a helical blade 8 is equal to that of the external threads on the lifting rod 7, the thread rotation of the helical blade 8 is synchronous with the rotation of the external threads on the periphery of the lifting rod 7, the helical blade 8 is prevented from blocking the lifting of the lifting rod 7, the bottom end of the lifting rod 7 is in a pointed shape and is convenient to insert into the ground, the helical blade 8 is fixedly connected with the periphery of the bottom of the lifting rod 7, the lifting rod 7 is connected with a locking mechanism, the locking mechanism comprises a plurality of electric telescopic rods 12, a mounting groove is formed in the lifting rod 7, the electric telescopic rods 12 are mounted in the mounting groove, and an inserting rod 13 is fixedly connected with the output end of the electric telescopic rods 12, inserted bar 13 passes lifter 7 and stretches out the external world, has seted up a plurality ofly on the helical blade 8 with the slot that inserted bar 13 matches, and the pointed end of inserted bar 13 flushes with helical blade 8's outward flange, and lifter 7 drives helical blade 8 and rotates and drill out the passageway on ground, and inserted bar 13 descends along the passageway, can drive inserted bar 13 through electric telescopic handle 12 and outwards extend, inserts inside the ground, further increases ground resistance to lifter 7.

It should be further explained that, the motor 9 is connected on the top of the corresponding supporting plate 6 through a limiting mechanism, the limiting mechanism includes a lifting plate 14, a plurality of multi-stage telescopic rods 15 and a plurality of limiting plates 16, the limiting plates 16 are fixedly connected with the corresponding supporting plate 6, one end of the multi-stage telescopic rods 15 is fixedly connected with the lifting plate 14, the multi-stage telescopic rods 15 are slidably connected with the corresponding limiting plates 16, the multi-stage telescopic rods 15 are multi-stage telescopic rods 15 commonly found on the market, and are of a sliding cylinder slide rod fit structure, similar to a telescopic antenna structure on a radio, and can adapt to the lifting of the motor 9 through the telescopic of the multi-stage telescopic rods 15, meanwhile, the multi-stage telescopic rods 15 can limit the lifting plate 14 and the motor 9, one end of the multi-stage telescopic rods 15 far away from the lifting plate 14 is fixedly connected with a baffle 18, limit the multi-stage telescopic rods 15 and the limiting plates 16, avoid the multi-stage telescopic rods 15 from falling off from the inside of the limiting plates 16, the top end of the hinged rod 7 is fixedly connected with the output end of the corresponding motor 9, the supporting mechanism includes four electric cylinders 10, the electric cylinders 10 are fixedly installed at the bottom end of the corresponding supporting plate 6, the electric cylinders 10, the supporting plate 11 is connected with the output end of the electric cylinder 17, and the electric cylinder support plate 11, and the electric cylinder support vehicle.

When the crawler-type concrete pump truck is used, the crawler-type concrete pump truck is firstly moved to a proper position through a crawler traveling mechanism, when the crawler-type concrete pump truck needs to be supported, a driver starts a motor 9, an initial lifting rod 7 is located at a high position, the motor 9 drives the lifting rod 7 to rotate, the lifting rod 7 drives a spiral blade 8 to rotate and simultaneously descend, the lifting rod 7 drives the spiral blade 8 to rotate into the ground, the ground generates large resistance to the spiral blade 8 and prevents the spiral blade 8 from being pulled out, the driver starts an electric telescopic rod 12 after inserting into a proper depth, the electric telescopic rod 12 extends to drive an insertion rod 13 to be inserted into the ground, the ground generates resistance to the insertion rod 13 and the spiral blade 8, the stability of the crawler-type concrete pump truck is ensured, then the driver starts an electric cylinder 10, the electric cylinder 10 drives a supporting plate 11 to be supported on the ground, the supporting plate 11 rotates to be attached to the ground in a descending process, the crawler-type concrete pump truck is supported and stabilized, a distributing rod 5 extends to drive a conveying pipe 4 to move to a conveying position, and the pump truck body 3 can be conveyed to the position to be poured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crawler-type pump truck for concrete, includes crawler-type pump truck body for concrete, crawler-type pump truck body for concrete is equipped with crawler-type running gear (1), the top of crawler-type running gear (1) is rotated and is connected with pump truck automobile body (2), the top fixedly connected with pump body (3) of pump truck automobile body (2), pump body (3) intercommunication has conveying pipeline (4), the top of pump truck automobile body (2) is rotated and is connected with cloth pole (5), conveying pipeline (4) with cloth pole (5) fixed connection, its characterized in that still includes:

the four supporting plates (6) are fixedly connected to the four corners of the pump truck body (2);

the lifting device comprises four lifting rods (7), wherein external threads are arranged on the peripheries of the lifting rods (7), the lifting rods (7) are in threaded connection with corresponding supporting plates (6), spiral blades (8) are fixedly connected to the peripheries of the bottoms of the lifting rods (7), and the lifting rods (7) are connected with a locking mechanism;

the four motors (9) are connected to the top ends of the corresponding supporting plates (6) through limiting mechanisms, and the top ends of the lifting rods (7) are fixedly connected with the output ends of the corresponding motors (9);

the supporting mechanism comprises four electric cylinders (10), the electric cylinders (10) are fixedly mounted at the bottom ends of the corresponding supporting plates (6), and the output ends of the electric cylinders (10) are rotatably connected with supporting plates (11).

2. The crawler-type concrete pump truck according to claim 1, wherein the locking mechanism comprises a plurality of electric telescopic rods (12), a mounting groove is formed in the lifting rod (7), the electric telescopic rods (12) are mounted in the mounting groove, an inserting rod (13) is fixedly connected to an output end of each electric telescopic rod (12), the inserting rod (13) penetrates through the lifting rod (7) and extends out of the outside, and a plurality of inserting grooves matched with the inserting rods (13) are formed in the spiral blades (8).

3. The crawler-type concrete pump truck according to claim 2, wherein the limiting mechanism comprises a lifting plate (14), a plurality of multi-stage telescopic rods (15) and a plurality of limiting plates (16), the limiting plates (16) are fixedly connected with the corresponding supporting plates (6), one ends of the multi-stage telescopic rods (15) are fixedly connected with the lifting plate (14), and the multi-stage telescopic rods (15) are slidably connected with the corresponding limiting plates (16).

4. A crawler-type concrete pump truck according to claim 3, characterized in that the top end of the supporting plate (11) is fixedly connected with a hinge seat (17), and the hinge seat (17) is rotatably connected with the output end of the corresponding electric cylinder (10).

5. The crawler-type concrete pump truck according to claim 4, wherein the support plate (11) is provided with a groove matched with the lifting rod (7).

6. A crawler-type concrete pump truck according to claim 5, characterized in that a baffle (18) is fixedly connected to the end of the multi-stage telescopic rod (15) far away from the lifting plate (14).

7. A crawler-type concrete pump truck according to claim 6, characterized in that the bottom end of the lifting rod (7) is pointed.

8. A tracked concrete pump truck according to claim 7, characterized in that the pitch of the helical blades (8) is equal to the pitch of the external thread on the lifting rod (7).