CN-224200662-U - Slurry spraying machine steering mechanism capable of adapting to narrow space operation

Abstract

The utility model relates to the technical field of concrete spraying equipment, and discloses a steering mechanism of a slurry spraying machine, which can adapt to narrow space operation. The steering mechanism of the slurry spraying machine, which can adapt to narrow space operation, is characterized in that the front wheel and the rear wheel are designed into independent modules with rotary supports, the front wheel and the rear wheel are hinged by utilizing the X-shaped connecting rod mechanism, when the front wheel module steers, the rear wheel module can be driven to synchronously steer, the front wheel and the rear wheel can move along the same track, the internal wheel difference factor is effectively eliminated, the turning radius of the whole equipment is greatly reduced, the wet spraying machine can flexibly move in places with narrow space and complex topography, the slurry spraying operation requirement is met, the structure is compact, and the pumping system, the hydraulic system, the slurry spraying system and other main components of the wet spraying machine are intensively arranged on a rectangular frame.

Inventors

• LI GUOAN
• CUI JING
• WANG ZULONG

Assignees

• 河南中创智能装备有限公司

Dates

Publication Date

20260505

Application Date

20250625

Claims (5)

1. 1. The utility model provides a can adapt to the slurry spraying machine steering mechanism of narrow and small space operation, its characterized in that includes wet spraying machine frame (1), front wheel module (2), rear wheel module (3), gyration support bearing (4), turn to connecting rod (5), supplementary turn to connecting rod (6) and pull rod (14), two connection pad (7) have been welded to wet spraying machine frame (1) bottom, two connection pad (7) are passed through gyration support bearing (4) respectively with front wheel module (2) with slewing bearing of rear wheel module (3) makes wet spraying machine frame (1) with front wheel module (2) rear wheel module (3) link as an organic whole, just gyration support bearing (4) free rotation, front wheel module (2) with rear wheel module (3) are in the same place through two turn to connecting rod (5) and an supplementary turn to connecting rod (6) formation X shape link mechanism hinge, pull rod (14) are installed in wet spraying machine frame (1) one end.
2. 2. A mortar sprayer steering mechanism adaptable to small space operation according to claim 1, wherein the front wheel module (2) comprises a front wheel (8) and a front wheel turning support (9) arranged above the front wheel, the rear wheel module (3) comprises a rear wheel (10) and a rear wheel turning support (11) arranged above the rear wheel, and the front wheel turning support (9) and the rear wheel turning support (11) are respectively connected with the corresponding turning support bearing (4).
3. 3. The slurry spraying machine steering mechanism capable of adapting to narrow space operation according to claim 1, wherein two ends of the steering connecting rod (5) are hinged with the front wheel module (2) and the rear wheel module (3) through steering connecting pieces (12), one end of the auxiliary steering connecting rod (6) is hinged with the front wheel module (2) through an auxiliary connecting piece (13), and the other end of the auxiliary steering connecting rod is hinged with one end of one steering connecting rod (5) through an auxiliary connecting piece (13) to form a stable X-shaped connecting rod mechanism.
4. 4. A steering mechanism for a slurry spraying machine capable of adapting to narrow space operation according to claim 1, wherein the wet spraying machine frame (1) is of a rectangular structure, and is capable of ensuring that required components can be mounted on the top of the wet spraying machine frame and ensuring the mounting stability of the components.
5. 5. The steering mechanism of the slurry spraying machine, which can adapt to the operation in a narrow space, is characterized in that the slewing bearing (4) and the connecting disc (7) are fixed in a welding mode so as to ensure the connection firmness.

Description

Slurry spraying machine steering mechanism capable of adapting to narrow space operation Technical Field The utility model relates to the technical field of concrete spraying equipment, in particular to a steering mechanism of a slurry spraying machine, which can adapt to narrow space operation. Background The pumping wet spraying machine is used as a common concrete spraying device and is widely applied to construction sites such as tunnel engineering, mine roadways, underground engineering and the like. However, the existing wet spraying machine has the problems of large volume and large weight, so that the moving is inconvenient, the chassis of the wet spraying machine mostly adopts a traditional front wheel steering rear wheel fixing structure, is influenced by 'inner wheel difference' and has overlarge steering radius, so that the wet spraying machine is difficult to move when changing a working section after entering a construction place such as a tunnel and a roadway with narrow space, and even can not reach a region with a corner and complex terrain to carry out the spraying operation, and the using range of equipment is greatly limited. Disclosure of utility model (One) solving the technical problems In order to overcome the defects in the prior art, the utility model provides a steering mechanism of a slurry spraying machine, which can adapt to the operation in a narrow space, and solves the problems in the prior art that: The utility model provides a slurry spraying machine steering mechanism which can adapt to the operation in a narrow space and solves the problem that in the prior art, a wet spraying machine is inconvenient to move in the narrow space due to large steering radius. (II) technical scheme The steering mechanism of the slurry spraying machine, which can adapt to narrow space operation, comprises a wet spraying machine frame, a front wheel module, a rear wheel module, a slewing bearing, a steering connecting rod, an auxiliary steering connecting rod and a pull rod, wherein two connecting discs are welded at the bottom of the wet spraying machine frame and are respectively connected with slewing bearings of the front wheel module and the rear wheel module through the slewing bearing, so that the wet spraying machine frame is connected with the front wheel module and the rear wheel module into a whole, the slewing bearing can rotate freely, the front wheel module and the rear wheel module form an X-shaped connecting rod mechanism through two steering connecting rods and one auxiliary steering connecting rod to be hinged together, and the pull rod is arranged at one end of a front wheel of the wet spraying machine frame. Optionally, the front wheel module includes a front wheel and a front wheel rotating support disposed above the front wheel, the rear wheel module includes a rear wheel and a rear wheel rotating support disposed above the rear wheel, and the front wheel rotating support and the rear wheel rotating support are respectively connected with the corresponding rotating support bearings. Optionally, the both ends of turning to the connecting rod respectively through turning to the connecting piece with front wheel module with the rear wheel module articulates, the one end of supplementary turning to the connecting rod pass through auxiliary connection piece with the front wheel module articulates, the other end passes through auxiliary connection piece with one of them turning to the one end of connecting rod articulates to form stable X shape link mechanism. Optionally, the wet spraying machine frame is of a rectangular structure, so that required components can be mounted on the top of the wet spraying machine frame, and the mounting stability of the components is ensured. Optionally, the slewing bearing and the connecting disc are fixed by adopting a welding mode, so as to ensure the connection firmness. (III) beneficial effects The utility model provides a slurry spraying machine steering mechanism which can adapt to narrow space operation, and has the following beneficial effects: 1. the steering mechanism of the slurry spraying machine, which can adapt to narrow space operation, designs the front wheel and the rear wheel into independent modules with rotary supports, and hinges the front wheel and the rear wheel by utilizing the X-shaped connecting rod mechanism, when the front wheel module steers, the rear wheel module can be driven to synchronously steer, the front wheel and the rear wheel can move along the same track, the internal wheel difference factor is effectively eliminated, the turning radius of the whole equipment is greatly reduced, the wet spraying machine can flexibly move in places with narrow space and complex topography, and the slurry spraying operation requirement is met. 2. The steering mechanism of the slurry spraying machine, which can adapt to the operation in a narrow space, has the advantages of compact structure, centralized installation of ma