CN216722441U

CN216722441U - Telescopic boom assembly for wet spraying machine

Info

Publication number: CN216722441U
Application number: CN202121497328.0U
Authority: CN
Inventors: 周新康
Original assignee: Loudi Fuqiang Machinery Co ltd
Current assignee: Loudi Fuqiang Machinery Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-06-14
Anticipated expiration: 2031-07-01

Abstract

The utility model belongs to the technical field of wet spraying machines, and provides a telescopic boom assembly for a wet spraying machine, aiming at the problems in the background art, the telescopic boom assembly comprises a protective sleeve, wherein a sealing base is fixed at the bottom of the protective sleeve through a bolt, an annular sliding chute is formed in the outer wall of the top of the sealing base, sliding rods distributed at equal intervals are embedded in the inner wall of the annular sliding chute, the top of each sliding rod is welded with a same annular gear ring, a first gear is meshed and driven on the inner wall of each annular gear ring, and the first gear is connected with a threaded rod with a bearing. The device drives the gear to rotate by using the servo motor, so that the threaded rod is rotated, the second connecting pipe is telescopically adjusted, the operation is simple, the whole device is in a detachable design, the later maintenance and repair are facilitated, and the limiting groove and the limiting block are arranged in the protective sleeve, so that the connecting pipe can be kept stable in the telescopic process, and the unnecessary rotation is avoided.

Description

Telescopic boom assembly for wet spraying machine

Technical Field

The utility model relates to the technical field of wet blasting machines, in particular to a telescopic boom assembly for a wet blasting machine.

Background

As a mechanical device for planting and greening, the wet spraying machine generally needs to use an arm structure such as a telescopic arm and the like to improve the flexibility of the wet spraying machine in projects such as highway slope greening, slope protection, mountain management, desert management and the like.

Most of telescopic arm supports used by the existing wet spraying machine are designed in a hydraulic mode, when the telescopic arm in the design is used in a small-range wet spraying range, the telescopic arm is inconvenient to move and rotate due to large integral volume, so that the telescopic arm is heavy, the hydraulic telescopic arm is complex in structure, and certain defects exist in the later maintenance and repair process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a telescopic boom assembly for a wet spraying machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a telescopic arm support assembly for a wet spraying machine comprises a protective sleeve, wherein a sealing base is fixed at the bottom of the protective sleeve through bolts, an annular sliding groove is formed in the outer wall of the top of the sealing base, sliding rods distributed at equal intervals are embedded in the inner wall of the annular sliding groove, the top of each sliding rod is welded with a same annular toothed ring, a first gear is meshed and driven with the inner wall of the annular toothed ring and is connected with a threaded rod with a bearing, a connecting disc is screwed on the outer wall of the threaded rod, symmetrically distributed limiting blocks are welded on the outer wall of the connecting disc, a limiting groove is formed in the inner wall of the protective sleeve along the length direction, a first connecting pipe is arranged inside the protective sleeve, a second connecting pipe is inserted and connected with the outer wall of the first connecting pipe in a sliding mode, a spray head is connected to the top of the second connecting pipe, a rectangular through groove is formed in one side of the bottom of the protective sleeve, and a second gear is arranged inside the rectangular through groove, and the bottom of the second gear is connected with a servo motor.

Preferably, the annular ring inner teeth intermesh with the first gear and the annular ring outer teeth intermesh with the second gear.

Preferably, the servo motor is connected with a switch through a wire, and the switch is connected with an external power supply.

Preferably, the size of the limiting block is matched with the size of the inner wall of the limiting groove, and the limiting block and the limiting groove form sliding fit.

Preferably, the connecting disc is welded with the outer wall of the bottom of the second connecting pipe, and the size of the connecting disc is matched with that of the inner wall of the protective sleeve.

Preferably, the size of the inner wall of the annular sliding groove is matched with the size of the sliding rod, the annular sliding groove is in sliding fit with the sliding rod, and lubricating oil is filled in the inner wall of the annular sliding groove.

The utility model has the beneficial effects that:

this wet shotcreting machine of design is with flexible cantilever crane assembly, through utilizing servo motor drive gear to rotate to the realization is to the rotation of threaded rod, realizes carrying out flexible regulation with the second connecting pipe, its easy operation, and the device's whole is removable fraction design, thereby be convenient for to the maintenance and repair in later stage, and still be equipped with spacing groove and stopper in the inside of protecting casing, thereby can let the connecting pipe keep steady at flexible in-process, avoid taking place the unnecessary rotation.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of a telescopic boom assembly for a wet blasting machine according to the present invention;

FIG. 2 is a front view of the overall structure of a telescopic boom assembly for a wet blasting machine according to the present invention;

fig. 3 is an enlarged schematic view of a part of the structure of the telescopic boom assembly for the wet spraying machine provided by the utility model.

In the figure: the device comprises a protection sleeve 1, a sealing base 2, an annular sliding groove 3, a sliding rod 4, an annular gear ring 5, a first gear 6, a threaded rod 7, a connecting disc 8, a limiting block 9, a limiting groove 10, a first connecting pipe 11, a second connecting pipe 12, a spray head 13, a rectangular through groove 14, a second gear 15 and a servo motor 16.

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.

Referring to fig. 1-3, a telescopic boom support assembly for a wet spraying machine comprises a protective sleeve 1, wherein a sealing base 2 is fixed at the bottom of the protective sleeve 1 through bolts, an annular sliding groove 3 is formed in the outer wall of the top of the sealing base 2, sliding rods 4 distributed at equal intervals are embedded in the inner wall of the annular sliding groove 3, the top of each sliding rod 4 is welded with an annular gear ring 5, the size of the inner wall of the annular sliding groove 3 is matched with that of each sliding rod 4, the annular sliding groove 3 and the sliding rods 4 form sliding fit, lubricating oil is filled in the inner wall of the annular sliding groove 3, the inner teeth of the annular gear ring 5 are meshed with a first gear 6, the outer teeth of the annular gear ring 5 are meshed with a second gear 15, the inner wall of the annular gear ring 5 is meshed with the first gear 6, the first gear 6 is connected with a threaded rod 7 with a bearing, the outer wall of the threaded rod 7 is in threaded connection with a connecting disc 8, the outer wall of the connecting disc 8 is welded with the limiting blocks 9 which are symmetrically distributed, the gear is driven to rotate by the servo motor 16, so that the threaded rod 7 is rotated, the second connecting pipe 12 is adjusted in a telescopic mode, the operation is simple, the whole device is designed in a detachable mode, the later maintenance and repair are facilitated, and the limiting groove 10 and the limiting blocks 9 are arranged inside the protective sleeve 1, so that the connecting pipe can be kept stable in the telescopic process, and unnecessary rotation is avoided;

protecting pipe 1 inner wall is opened along length direction has spacing groove 10, stopper 9 size and spacing groove 10 inner wall size looks adaptation, and stopper 9 and spacing groove 10 form sliding fit, protecting pipe 1 inside is equipped with first connecting

pipe

11, and 11 outer walls of first connecting pipe slip grafting have second connecting pipe 12, connecting disc 8 welds with 12 bottom outer walls of second connecting pipe mutually, and connecting disc 8 size and protecting pipe 1 inner wall size looks adaptations, second connecting pipe 12 top is connected with shower nozzle 13, protecting pipe 1 bottom one side is opened there is the logical groove of rectangle 14, and the logical inslot of rectangle 14 is equipped with second gear 15, second gear 15 bottom is connected with servo motor 16, servo motor 16 is connected with the switch through the wire, and the switch is connected with external power source.

The working principle is as follows: when using this wet sprayer telescopic boom frame assembly, at first inside with inside the second connecting pipe 12 of first connecting pipe 11 plug-in, then fix it inside protective casing 1, fix sealing base 2 in protective casing 1 bottom, and utilize the bolt to fix, when this telescopic boom needs to be elongated after finishing fixing, start servo motor 16 and drive annular ring gear 5 and rotate, thereby drive first gear 6 and rotate, thereby drive threaded rod 7 and rotate, drive and connect disc 8 and rotate, drive the slow rising of second connecting pipe 12.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The telescopic arm support assembly for the wet spraying machine comprises a protective sleeve (1) and is characterized in that a sealing base (2) is fixed at the bottom of the protective sleeve (1) through bolts, an annular sliding groove (3) is formed in the outer wall of the top of the sealing base (2), sliding rods (4) distributed at equal intervals are embedded in the inner wall of the annular sliding groove (3), the top of each sliding rod (4) is welded with a same annular gear ring (5), a first gear (6) is meshed and driven in the inner wall of the annular gear ring (5), the first gear (6) is connected with a threaded rod (7) with a bearing, the outer wall of the threaded rod (7) is screwed with a connecting disc (8), the outer wall of the connecting disc (8) is welded with limit blocks (9) distributed symmetrically, limit grooves (10) are formed in the inner wall of the protective sleeve (1) along the length direction, a first connecting pipe (11) is arranged inside the protective sleeve (1), and the outer wall of the first connecting pipe (11) is slidably inserted with a second connecting pipe (12), the top of the second connecting pipe (12) is connected with a spray head (13), one side of the bottom of the protective sleeve (1) is provided with a rectangular through groove (14), a second gear (15) is arranged inside the rectangular through groove (14), and the bottom of the second gear (15) is connected with a servo motor (16).

2. The telescopic boom assembly for the wet sprayer according to claim 1, wherein the inner teeth of the annular gear ring (5) are meshed with the first gear (6), and the outer teeth of the annular gear ring (5) are meshed with the second gear (15).

3. The telescopic boom assembly for the wet sprayer as claimed in claim 1, wherein the servo motor (16) is connected with a switch through a wire, and the switch is connected with an external power supply.

4. The telescopic boom assembly for the wet spraying machine according to claim 1, wherein the size of the limiting block (9) is matched with the size of the inner wall of the limiting groove (10), and the limiting block (9) and the limiting groove (10) form sliding fit.

5. The telescopic boom assembly for the wet spraying machine according to claim 1, wherein the connecting disc (8) is welded with the outer wall of the bottom of the second connecting pipe (12), and the size of the connecting disc (8) is matched with the size of the inner wall of the protective casing (1).

6. The telescopic boom assembly for the wet spraying machine according to claim 1, wherein the size of the inner wall of the annular chute (3) is matched with the size of the sliding rod (4), the annular chute (3) and the sliding rod (4) form sliding fit, and lubricating oil is filled in the inner wall of the annular chute (3).