CN217949186U

CN217949186U - Telescopic arm structure convenient to maintain

Info

Publication number: CN217949186U
Application number: CN202220917801.4U
Authority: CN
Inventors: 汪泓
Original assignee: Xiangyang Taijuda Construction Machinery Co ltd
Current assignee: Xiangyang Taijuda Construction Machinery Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-12-02
Anticipated expiration: 2032-04-20

Abstract

The utility model relates to a telescopic boom structure technical field especially relates to a telescopic boom structure convenient to maintain. Flexible outer boom, abduction seat, clean mechanism and dead lever, the one end sliding connection of flexible outer boom has flexible inner boom, the inside symmetry of flexible outer boom seted up with four guide slots, and arrange about four guide slots are, the one end symmetry fixed mounting of flexible inner boom has the guide block, and sliding fit each other between guide block and the guide slot, the through-hole has been seted up to the one end symmetry of flexible outer boom, and the through-hole of flexible outer boom and the both ends interconnect of connecting rod, abduction seat fixed mounting is on the top of flexible outer boom, the work hole has been seted up to the top symmetry of abduction seat. The utility model provides a flexible arm structure convenient to maintain's simple structure, simple operation can clean the outer wall of flexible inner boom through the clean mechanism that is equipped with on the equipment, the work of stretching out and drawing back that can be better, and the practicality of this equipment is higher.

Description

Telescopic arm structure convenient to maintain

Technical Field

The utility model relates to a telescopic boom structure technical field especially relates to a telescopic boom structure convenient to maintain.

Background

The mining excavation type loader is high-efficiency ore removal equipment with continuous production. The main reason for the advent of loaders at all sites is that various projects require digging and carrying earth. Many other tools can accomplish such a task, but the backhoe loader can have a substantial increase in efficiency. The common excavating loaders all run by means of tracks, excavated rocks are sent to a self conveying mechanism to be conveyed to the tail part of a conveying groove and fall into a conveying vehicle which is parked below the tail part of the conveying groove,

the excavating loader generally controls a large arm of a telescopic arm to move up and down through an oil cylinder, the up-and-down movement of the large arm is matched with the bending and stretching of a small arm to realize excavating, and the excavating loader has the problems of small excavating distance, small rotation range, insufficient excavating height, slag raking and dead angle remaining during cleaning. The main reason is that the large arm controlled by the oil cylinder swings up and down around a shaft instead of a linear motion track, the digging range can only be in a local block range due to the limit of the stroke of the push rod of the oil cylinder, and the large arm is short of extension.

Therefore, there is a need to provide a new telescopic arm structure for easy maintenance to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a telescopic boom structure convenient to maintain.

The utility model provides a flexible arm structure convenient to maintain includes: flexible outer boom, abduction seat, clean mechanism and dead lever, the one end sliding connection of flexible outer boom has flexible inner boom, the inside symmetry of flexible outer boom seted up with four guide slots, and four guide slots are arranged from top to bottom, the one end symmetry fixed mounting of flexible inner boom has the guide block, and mutual sliding fit between guide block and the guide slot, the through-hole has been seted up to the one end symmetry of flexible outer boom, and the through-hole of flexible outer boom and the both ends interconnect of connecting rod, abduction seat fixed mounting is on the top of flexible outer boom, the work hole has been seted up to the top symmetry of abduction seat, the one end of connecting rod is kept away from at flexible outer boom to clean mechanism fixed mounting, and mutually supports between clean mechanism's the output and the flexible inner boom, dead lever fixed mounting is close to the inside one end of connecting rod in flexible outer boom, equal symmetric mounting has flexible hydro-cylinder, two on the dead lever the output of flexible hydro-cylinder all with between the cooperation pole mutual fixed connection, and cooperation pole fixed mounting is at the inner wall of flexible inner boom.

Preferably, the end of the telescopic outer arm close to the connecting rod is symmetrically provided with using grooves.

Preferably, the abduction seat is arranged in a triangular shape.

Preferably, one end of the telescopic outer arm, which is far away from the cleaning mechanism, is provided with a mounting groove.

Preferably, the cleaning mechanism includes:

the mounting base is fixedly mounted at one end, far away from the connecting rod, of the telescopic outer arm, mounting bases are symmetrically and fixedly mounted at one side, far away from the telescopic outer arm, of the mounting base, the two mounting bases are connected with long scraping plates in a sliding mode, limiting bolts are symmetrically meshed and connected to the two mounting bases, and the four limiting bolts are respectively matched with the two long scraping plates;

the mounting base is provided with a sliding groove, two the upper and lower both ends of mounting base are seted up to the sliding groove symmetry, equal sliding connection has short scraper blade, two in the sliding groove at mounting base both ends the equal fixed mounting in one side of short scraper blade has the side piece, two all the meshing is connected with fixing bolt on the side piece, and two fixing bolt all with the mounting base between intermeshing be connected.

Preferably, one end of each of the two long scrapers and the short scrapers is provided with an inclined plane.

Preferably, one end of the telescopic inner arm close to the connecting rod is provided with a U-shaped groove matched with the connecting rod.

Preferably, the outer ring of the matching rod is symmetrically and fixedly provided with convex rings matched with the two telescopic oil cylinders.

Compared with the prior art, the utility model provides a flexible arm structure convenient to maintain has following beneficial effect:

when the equipment needs to be used, a worker firstly installs the telescopic outer arm, the connecting rod is convenient to increase the stability of the telescopic outer arm when the equipment is installed, when the using length of the equipment needs to be increased, the telescopic oil cylinder works, the telescopic inner arm in sliding connection with the telescopic outer arm is pushed outwards, the using length of the equipment is further increased, the using stability of the telescopic oil cylinder is convenient to increase due to the mutual matching between the fixed rod and the matching rod, the telescopic outer arm is convenient to hoist due to the arrangement of the extending seat, the telescopic outer arm is better installed, when the telescopic inner arm contracts due to the arrangement of the cleaning mechanism, the side wall of the telescopic inner arm is cleaned, the influence of stains on the side wall on the telescopic inner arm is prevented, the telescopic arm structure convenient to maintain is simple in structure and convenient to operate, the outer wall of the telescopic inner arm can be cleaned through the cleaning mechanism arranged on the equipment, telescopic work can be better performed, and the equipment is higher in practicability.

Drawings

Fig. 1 is a schematic view of an overall expansion structure provided by the present invention;

fig. 2 is a schematic view of the overall contraction structure provided by the present invention;

FIG. 3 is a schematic view of an integral half-section structure provided by the present invention;

FIG. 4 is a schematic view of an overall half-section unfolding structure provided by the present invention;

FIG. 5 is a schematic view of a cleaning mechanism according to the present invention;

fig. 6 is a second schematic structural view of a cleaning mechanism according to the present invention.

Reference numbers in the figures: 1. a telescopic outer arm; 2. a telescopic inner arm; 3. a guide groove; 4. a guide block; 5. a connecting rod; 6. an abduction seat; 7. a working hole; 8. a cleaning mechanism; 81. mounting a base; 82. installing a base; 83. a long scraper; 84. a restraining bolt; 85. a sliding groove; 86. a short squeegee; 87. a side block; 88. fixing the bolt; 9. fixing the rod; 10. a telescopic oil cylinder; 11. a mating rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Referring to fig. 1 to 6, an embodiment of the present invention provides a telescopic boom structure convenient for maintenance, including:

in the embodiment of the utility model, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, flexible outer arm 1, abduction seat 6, cleaning mechanism 8 and dead lever 9, the one end sliding connection of flexible outer arm 1 has flexible inner arm 2, the inside symmetry of flexible outer arm 1 has been seted up with four guide slots 3, and arranges about four guide slots 3 are, the one end symmetry fixed mounting of flexible inner arm 2 has guide block 4, and sliding fit each other between guide block 4 and the guide slot 3, the through-hole has been seted up to the one end symmetry of flexible outer arm 1, and the through-hole of flexible outer arm 1 and the both ends interconnect of connecting rod 5, abduction seat 6 fixed mounting is on the top of flexible outer arm 1, working hole 7 has been seted up to the top symmetry of abduction seat 6, cleaning mechanism 8 fixed mounting is in the flexible outer arm 1 one end of keeping away from connecting rod 5, and is mutually supported between cleaning mechanism 8's the output and the flexible inner arm 2, dead lever 9 fixed mounting is in the inside one end that is close to connecting rod 5 of flexible outer arm 1, all the symmetry installs flexible hydro-cylinder 10 on dead lever 9, two the inner wall that the output all coordinates between the telescopic rod 11, and the telescopic arm 11 is connected.

It should be noted that: when needs use this equipment, the staff installs flexible outer boom 1 earlier, and the setting of connecting rod 5 is convenient for increase the stability of flexible outer boom 1 when the installation, when needs increase the service length of equipment, flexible hydro-cylinder 10 works, will with flexible outer boom 1 between the flexible inner boom 2 of mutual sliding connection extrapolate, and then increase the service length of equipment, and the mutually supporting between dead lever 9 and the cooperation pole 11 is convenient for increase the stability in use of flexible hydro-cylinder 10, and the setting of abduction seat 6 is convenient for hoist flexible outer boom 1, the better installs flexible outer boom 1, and the setting of clean mechanism 8 is convenient for when flexible inner boom 2 contracts, clean the lateral wall of flexible inner boom 2, prevent that the spot of its lateral wall from producing the influence to the shrink of flexible inner boom 2.

In the embodiment of the present invention, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, the end of the telescopic outer arm 1 close to the connecting rod 5 is symmetrically provided with a use groove, so that the connecting rod 5 can be conveniently installed by the device.

In the embodiment of the present invention, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, the extending seat 6 is disposed in a triangular shape, which is convenient for increasing the aesthetic degree of the device.

In the embodiment of the present invention, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, a mounting groove is formed at one end of the telescopic outer arm 1 away from the cleaning mechanism 8, so as to facilitate the installation of the parts on the device.

In an embodiment of the present invention, referring to fig. 5 and 6, the cleaning mechanism 8 includes:

the mounting base 81 is fixedly mounted at one end, far away from the connecting rod 5, of the telescopic outer arm 1, the mounting bases 82 are symmetrically and fixedly mounted at one side, far away from the telescopic outer arm 1, of the mounting base 81, the two mounting bases 82 are connected with long scraping plates 83 in a sliding mode, the two mounting bases 82 are connected with limiting bolts 84 in a symmetrical and meshed mode, and the four limiting bolts 84 are matched with the two long scraping plates 83 respectively;

sliding tray 85, two the upper and lower both ends at mounting base 81 are seted up to sliding tray 85 symmetry, equal sliding connection has short scraper blade 86, two in the sliding tray 85 at mounting base 81 both ends the equal fixed mounting in one side of short scraper blade 86 has side piece 87, two all the meshing is connected with fixing bolt 88 on the side piece 87, and two fixing bolt 88 all with mounting base 81 between intermeshing be connected.

It should be noted that: when needs use clean mechanism 8, the staff carries out fixed mounting with mounting base 81 earlier, at this moment, rethread restriction bolt 84 restricts the position of long scraper blade 83, and then cooperation installation base 82 carries out stable scraping material, afterwards, rethread fixing bolt 88 restricts the position of short scraper blade 86, and like this, the outer wall of flexible inner boom 2 can be cleaned in the setting of two sets of scraping material mechanisms, thereby the better contracts flexible inner boom 2, increases the clean degree of its outer wall.

In the embodiment of the present invention, please refer to fig. 5 and 6, two inclined planes are disposed at one end of the long scraper 83 and the short scraper 86, so as to clean the outer wall of the telescopic inner arm 2.

In the embodiment of the present invention, please refer to fig. 5 and 6, the end of the inner arm 2 close to the connecting rod 5 is provided with a U-shaped groove matching with the connecting rod 5, so as to increase the matching degree between the outer arm 1 and the inner arm 2.

In the embodiment of the present invention, please refer to fig. 5 and fig. 6, the outer ring of the matching rod 11 is symmetrically and fixedly installed with a convex ring which is matched with the two telescopic cylinders 10, so as to increase the matching degree between the telescopic cylinders 10 and the matching rod 11.

The utility model provides a flexible arm structure's convenient to maintain theory of operation as follows:

when the equipment needs to be used, a worker firstly installs the telescopic outer arm 1, the connecting rod 5 is arranged to increase the stability of the telescopic outer arm 1 during installation, when the using length of the equipment needs to be increased, the telescopic oil cylinder 10 works, the telescopic inner arm 2 connected with the telescopic outer arm 1 in a sliding mode is pushed out, the using length of the equipment is further increased, the mutual matching between the fixing rod 9 and the matching rod 11 is convenient to increase the using stability of the telescopic oil cylinder 10, the arrangement of the extending seat 6 is convenient to hoist the telescopic outer arm 1, the telescopic outer arm 1 is better installed, the arrangement of the cleaning mechanism 8 is convenient to shrink at the telescopic inner arm 2, when the cleaning mechanism 8 needs to be used, the worker firstly fixes and installs the mounting base 81, at the moment, the position of the long scraper 83 is limited through the limiting bolt 84, the mounting base 82 is matched to stably scrape, then, the position of the short scraper 86 is limited through the fixing bolt 88, and thus the arrangement of the two sets of the scraping mechanisms can clean the outer wall of the telescopic inner arm 2, the whole outer wall of the telescopic inner arm 2 is better cleaned, and the telescopic arm is prevented from being shrunk and the dirt on the telescopic inner arm 2 is further, and the telescopic arm.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A telescopic arm structure convenient for maintenance, comprising:

the telescopic outer arm comprises a telescopic outer arm (1), wherein one end of the telescopic outer arm (1) is connected with a telescopic inner arm (2) in a sliding mode, four guide grooves (3) are symmetrically formed in the telescopic outer arm (1), the four guide grooves (3) are vertically arranged, one end of the telescopic inner arm (2) is symmetrically and fixedly provided with a guide block (4), the guide block (4) and the guide grooves (3) are matched with each other in a sliding mode, one end of the telescopic outer arm (1) is symmetrically provided with a through hole, and the through hole of the telescopic outer arm (1) is connected with two ends of a connecting rod (5);

the extending seat (6) is fixedly arranged at the top end of the telescopic outer arm (1), and working holes (7) are symmetrically formed in the top end of the extending seat (6);

the cleaning mechanism (8) is fixedly arranged at one end, far away from the connecting rod (5), of the telescopic outer arm (1), and the output end of the cleaning mechanism (8) is matched with the telescopic inner arm (2);

dead lever (9), dead lever (9) fixed mounting is at the inside one end that is close to connecting rod (5) of flexible outer arm (1), equal symmetrical flexible hydro-cylinder (10), two are installed on dead lever (9) the output of flexible hydro-cylinder (10) all with cooperation pole (11) between mutual fixed connection, and cooperation pole (11) fixed mounting is at the inner wall of flexible inner boom (2).

2. The telescopic arm structure convenient for maintenance of claim 1, wherein the end of the telescopic outer arm (1) close to the connecting rod (5) is symmetrically provided with using grooves.

3. Telescopic arm construction facilitating maintenance according to claim 1, characterized in that the flared seat (6) is triangularly arranged.

4. The telescopic arm structure convenient for maintenance according to claim 1, wherein an installation groove is formed at one end of the telescopic outer arm (1) far away from the cleaning mechanism (8).

5. The telescopic arm structure for facilitating maintenance according to claim 1, wherein the cleaning mechanism (8) comprises:

the mounting base (81) is fixedly mounted at one end, far away from the connecting rod (5), of the telescopic outer arm (1), the mounting bases (82) are symmetrically and fixedly mounted at one side, far away from the telescopic outer arm (1), of the mounting base (81), the two mounting bases (82) are connected with long scraping plates (83) in a sliding mode, the two mounting bases (82) are connected with limiting bolts (84) in a symmetrical and meshed mode, and the four limiting bolts (84) are matched with the two long scraping plates (83) respectively;

sliding tray (85), two the upper and lower both ends at mounting base (81) are seted up to sliding tray (85) symmetry, equal sliding connection has short scraper blade (86), two in sliding tray (85) at mounting base (81) both ends the equal fixed mounting in one side of short scraper blade (86) has side piece (87), two all mesh on side piece (87) and be connected with fixing bolt (88), and two fixing bolt (88) all with mounting base (81) between intermeshing be connected.

6. Telescopic arm structure facilitating maintenance according to claim 5, wherein one end of both the long scraper (83) and the short scraper (86) is beveled.

7. The telescopic arm structure convenient for maintenance according to claim 1, wherein one end of the telescopic inner arm (2) close to the connecting rod (5) is provided with a U-shaped groove matched with the connecting rod (5).

8. The telescopic arm structure convenient for maintenance according to claim 1, characterized in that the outer ring of the engagement rod (11) is symmetrically and fixedly provided with a convex ring which is engaged with the two telescopic cylinders (10).