CN217269983U

CN217269983U - Double-arm type trolley of anchor rod drilling machine special for tunnel

Info

Publication number: CN217269983U
Application number: CN202220097859.9U
Authority: CN
Inventors: 葛新华; 葛建伟; 史好好; 靳祥平
Original assignee: JINING QINCHANG INDUSTRY TRADE CO LTD
Current assignee: JINING QINCHANG INDUSTRY TRADE CO LTD
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-08-23
Anticipated expiration: 2032-01-14

Abstract

The utility model relates to a special roofbolter double-armed platform truck in tunnel, including articulating the big arm lifting mechanism of the first multistage flexible and big arm lifting mechanism and the big arm lifting mechanism of the multistage flexible of second on the articulated seat of big arm, first upper portion luffing mechanism is installed to the other end of the big arm lifting mechanism of the first multistage flexible, and unit head advancing mechanism installs on first upper portion luffing mechanism through first last slewing mechanism, and it has the big arm luffing mechanism of second to articulate on the outer wall of the big arm lifting mechanism of the multistage flexible of second, and the cylinder body of the big arm luffing mechanism of first big arm and second all articulates the front end at the support of getting on the bus. The utility model discloses following beneficial effect has: the operation scope is big, can satisfy domatic punching, also can satisfy the operation of punching at tunnel inside top. Go up operation platform and unit head advancing mechanism separation, go up operation platform's operating personnel and can keep away from unit head advancing mechanism, the operational environment also improves.

Description

Double-arm type trolley of anchor rod drilling machine special for tunnel

Technical Field

The utility model relates to a special roofbolter double-arm formula platform truck in tunnel belongs to engineering machine tool equipment technical field.

Background

In recent years, with the increasing automation degree of tunnel construction machinery, a multifunctional tunnel anchor rod trolley becomes a development trend, and the economical efficiency of tunnel construction can be greatly improved. Before, special roofbolter in tunnel go up operation platform and unit head advancing mechanism and be monolithic structure, tightly lift through a multistage flexible big arm lifting mechanism, for operating personnel's on the assurance operation platform safety under this kind of structure, go up operation platform and horizontal angle should not be too big, lead to falling to make unit head advancing mechanism and horizontal angle also not big, can only work the inclined plane of the big slope, unable vertical punching has the limitation.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: in order to solve one of the problems, the double-arm type trolley of the anchor rod drilling machine special for the tunnel is provided.

Special roofbolter double-arm formula platform truck in tunnel, including the support of getting on the bus, the support of getting on the bus passes through the revolving stage and installs on crawler-type chassis assembly, the both sides of crawler-type chassis assembly have the athey wheel assembly, install the articulated seat of driver's cabin and big arm on the support of getting on the bus, its characterized in that: the hydraulic lifting device is characterized by further comprising a first multistage telescopic large arm lifting mechanism and a second multistage telescopic large arm lifting mechanism which are hinged to the large arm hinging seat, a first upper part luffing mechanism is mounted at the other end of the first multistage telescopic large arm lifting mechanism, a power head propelling mechanism is mounted on the first upper part luffing mechanism through a first upper rotating mechanism, a second upper part luffing mechanism is mounted at the other end of the second multistage telescopic large arm lifting mechanism, an upper operating platform is mounted on the second upper part luffing mechanism through a second upper rotating mechanism, a first large arm luffing mechanism is hinged to the outer wall of the first multistage telescopic large arm lifting mechanism, a second large arm luffing mechanism is hinged to the outer wall of the second multistage telescopic large arm lifting mechanism, and cylinder bodies of the first large arm luffing mechanism and the second large arm luffing mechanism are hinged to the front end of the upper vehicle support.

Preferably, an engine assembly and a counterweight are mounted at the tail part of the boarding support.

Preferably, the counterweight is a telescopic adjustable counterweight.

Preferably, the first upper rotating mechanism is a rotary support, and is driven by a rotary driving piece arranged on the first upper rotating mechanism, and the first upper rotating mechanism and the second upper rotating mechanism have the same structure.

Preferably, the first upper luffing mechanism comprises a large arm connecting seat fixed at the telescopic end of the first multistage telescopic large arm lifting mechanism, the other end of the large arm connecting seat is hinged with a rotary support connecting seat connected with the first upper rotating mechanism through a hinge shaft A, the first upper luffing mechanism further comprises an upper hinge arm and a lower hinged crank arm which are hinged together through a hinge shaft B, the other end of the upper hinge arm and the rotary support connecting seat are hinged at a third hinge joint point, the other end of the lower hinged crank arm and the large arm connecting seat are hinged at a fourth hinge joint point, the large arm connecting seat, the rotary support connecting seat, the upper hinge arm and the lower hinged crank arm form a four-link mechanism, one end of the large arm connecting seat close to the first multistage telescopic large arm lifting mechanism is hinged with an angle adjusting oil cylinder, and the telescopic end of the angle adjusting oil cylinder is hinged with the hinge shaft B.

Preferably, the first upper horn is structurally identical to the second upper horn.

Preferably, the crawler-type chassis assembly is further provided with a cross-out leg supporting mechanism.

Preferably, the upper operating platform is provided with a first operating rod and a second operating rod for operating the first large-boom amplitude changing mechanism and the second large-boom amplitude changing mechanism to extend and shorten; a third operating rod and a fourth operating rod for operating the first multi-stage telescopic large arm lifting mechanism and the second multi-stage telescopic large arm lifting mechanism to extend and contract; a fifth operating rod and a sixth operating rod for operating the extension or the contraction of the angle adjusting oil cylinder of the first upper amplitude changing mechanism and the angle adjusting oil cylinder of the second upper amplitude changing mechanism; a seventh operating lever and an eighth operating lever for operating the first upper rotating mechanism and the second upper rotating mechanism to rotate; a ninth operating lever for operating the rotation of the turntable; tenth and eleventh operating levers for operating the power head propelling mechanism and the drilling machine mounted on the power head propelling mechanism.

Compared with the prior art, the utility model discloses following beneficial effect has:

special roofbolter double-arm formula platform truck in tunnel, go up operation platform and unit head advancing mechanism separation, lift through the big arm lifting mechanism of multistage flexible that corresponds respectively, the staff operates unit head advancing mechanism on last operation platform, unit head advancing mechanism's adjustment does not receive last operation platform restriction, the first upper portion luffing mechanism of unit head advancing mechanism accessible, the cooperation of the big arm lifting mechanism of first last rotary mechanism and the first multistage flexible, be vertical state from the horizontal state adjustment, the operating range is big, can satisfy domatic punching, also can satisfy the operation of punching at top in the tunnel.

Special roofbolter double-arm formula platform truck in tunnel, the staff operates unit head advancing mechanism on last operation platform, goes up operation platform and unit head advancing mechanism separation, unit head advancing mechanism can be kept away from to last operation platform's operating personnel, the operational environment also improves.

Special roofbolter double-arm formula platform truck in tunnel, big arm connecting seat the gyration is supported the connecting seat go up the articulated arm with articulated turning arm forms four-bar linkage down, under the requirement of same moment, can reduce the required power that provides of angle modulation hydro-cylinder to can reduce the size of angle modulation hydro-cylinder.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the first upper horn.

In the figure: 1. the crawler-type chassis assembly comprises a crawler-type chassis assembly 2, a crawler wheel assembly 3, a cab 4, a rotary table 5, a boarding support 6, a first multistage telescopic large arm lifting mechanism 7, a second multistage telescopic large arm lifting mechanism 8, a large arm hinging seat 9, a first large arm amplitude changing mechanism 10, a second large arm amplitude changing mechanism 11, an upper operation platform 12, a power head propelling mechanism 13, a first upper amplitude changing mechanism 13.1, a large arm connecting seat 13.2, a rotary supporting connecting seat 13.3, a hinging shaft A13.4, a hinging shaft B13.5, an upper hinging arm 13.6, a lower hinged crank arm 13.7, an angle adjusting oil cylinder 14, a second upper amplitude changing mechanism 15, a first upper rotating mechanism 16, a second upper rotating mechanism 17, an engine assembly 18 and a counterweight.

Detailed Description

The invention will be further described with reference to the accompanying drawings:

the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.

Examples

As shown in fig. 1-2, the dual-arm type trolley for the tunnel special roofbolter comprises a loading support 5, the loading support 5 is mounted on a crawler-type chassis assembly 1 through a rotary table 4, crawler wheel assemblies 2 are arranged on two sides of the crawler-type chassis assembly 1, a cab 3 and a large arm hinge seat 8 are mounted on the loading support 5, the dual-arm type trolley further comprises a first multi-stage telescopic large arm lifting mechanism 6 and a second multi-stage telescopic large arm lifting mechanism 7 which are hinged on the large arm hinge seat 8, a first upper luffing mechanism 13 is mounted at the other end of the first multi-stage telescopic large arm lifting mechanism 6, a power head propulsion mechanism 12 is mounted on the first upper luffing mechanism 13 through a first upper rotary mechanism 15, a second upper luffing mechanism 14 is mounted at the other end of the second multi-stage telescopic large arm lifting mechanism 7, an upper operating platform 11 is mounted on the second upper luffing mechanism 14 through a second upper rotary mechanism 16, the outer wall of the first multistage telescopic large-arm lifting mechanism 6 is hinged with a first large-arm luffing mechanism 9, the outer wall of the second multistage telescopic large-arm lifting mechanism 7 is hinged with a second large-arm luffing mechanism 10, and the cylinder bodies of the first large-arm luffing mechanism 9 and the second large-arm luffing mechanism 10 are hinged at the front end of the upper vehicle support 5.

In this embodiment, an engine assembly 17 and a counterweight 18 are mounted at the tail of the boarding support 5; the counterweight 18 is a telescopic adjustable counterweight; the first upper rotating mechanism 15 is a rotary support and is driven by a rotary driving piece arranged on the first upper rotating mechanism 15, and the first upper rotating mechanism 15 and the second upper rotating mechanism 16 have the same structure; the first upper luffing mechanism 13 comprises a boom connecting seat 13.1 fixed at the telescopic end of the first multi-stage telescopic boom lifting mechanism 6, the other end of the large arm connecting seat 13.1 is hinged with a rotary support connecting seat 13.2 connected with a first upper rotary mechanism 15 through a hinge shaft A13.3, the large arm connecting seat also comprises an upper hinge arm 13.5 and a lower hinge connecting lever 13.6 which are hinged together through a hinge shaft B13.4, the other end of the upper hinge arm 13.5 is hinged with the rotary support connecting seat 13.2 at a third hinge joint point, the other end of the lower hinge connecting lever 13.6 is hinged with the large arm connecting seat 13.1 at a fourth hinge joint point, the large arm connecting seat 13.1, the rotary supporting connecting seat 13.2, the upper articulated arm 13.5 and the lower articulated crankarm 13.6 form a four-bar mechanism, one end of the large arm connecting seat 13.1 close to the first multistage telescopic large arm lifting mechanism 6 is articulated with an angle adjusting oil cylinder 13.7, and the telescopic end of the angle adjusting oil cylinder 13.7 is articulated with an articulated shaft B13.4; the first upper horn 13 is identical in construction to the second upper horn 14; the crawler-type chassis assembly 1 is also provided with a support mechanism for the transverse support leg.

The utility model discloses a theory of operation:

the utility model discloses an improvement lies in: the operation platform is separated from the power head propulsion mechanism, the power head propulsion mechanism is respectively lifted through the corresponding multi-stage telescopic large arm lifting mechanisms, a worker operates the power head propulsion mechanism on the upper operation platform, the power head propulsion mechanism can be adjusted from a horizontal state to a vertical state through the cooperation of the first upper luffing mechanism, the first upper rotating mechanism and the first multi-stage telescopic large arm lifting mechanism, the operation range is large, the requirement for slope punching can be met, and the requirement for punching operation on the top in a tunnel can also be met.

The upper operating platform 11 is provided with a first operating rod and a second operating rod which are used for operating the first large-arm amplitude changing mechanism 9 and the second large-arm amplitude changing mechanism 10 to extend and shorten; a third operating rod and a fourth operating rod for operating the first multi-stage telescopic large arm lifting mechanism 6 and the second multi-stage telescopic large arm lifting mechanism 7 to extend and contract; a fifth and a sixth operating rod for operating the angle adjusting oil cylinder 13.7 of the first upper amplitude-changing mechanism 13 and the angle adjusting oil cylinder of the second upper amplitude-changing mechanism 14 to extend or shorten; seventh and eighth operation levers for operating the first upper rotating mechanism 15 and the second upper rotating mechanism 16 to rotate; a ninth operation lever that operates the rotation of the turn table 4; tenth and eleventh operation levers for operating the power head propulsion mechanism 12 and the drilling machine mounted on the power head propulsion mechanism 12. An operator performs operation control on the upper operation platform 11 through a corresponding operation rod.

The first large-arm amplitude varying mechanism 9 controls an included angle between the first multistage telescopic large-arm lifting mechanism 6 and the get-on bracket 5, the angle adjusting oil cylinder 13.7 controls an included angle between the power head propelling mechanism 12 and the first multistage telescopic large-arm lifting mechanism 6, the first multistage telescopic large-arm lifting mechanism 6 controls a lifting height, the first upper rotating mechanism 15 controls the power head propelling mechanism 12 to rotate, and the power head propelling mechanism 12 is provided with a drilling machine structure for construction through a hole formed in the power head propelling mechanism 12, so that the purpose of facilitating later-stage installation and construction is achieved. The powerhead propulsion mechanism 12 is a conventional mechanism, described in patent No. 202110854257.3, patent name: a crawler-type anchor drilling machine with stable support is described in detail. The position adjustment of the upper operation platform 11 is the same as that of the power head propulsion mechanism 12, and will not be described again.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a special roofbolter double-arm formula platform truck in tunnel, includes upper carriage support (5), upper carriage support (5) are installed on crawler-type chassis assembly (1) through revolving stage (4), the both sides of crawler-type chassis assembly (1) have crawler wheel assembly (2), install driver's cabin (3) and articulated seat of big arm (8), its characterized in that on upper carriage support (5): the hydraulic lifting device is characterized by further comprising a first multistage telescopic large arm lifting mechanism (6) and a second multistage telescopic large arm lifting mechanism (7) which are hinged on a large arm hinge seat (8), wherein a first upper part amplitude variation mechanism (13) is installed at the other end of the first multistage telescopic large arm lifting mechanism (6), a power head propelling mechanism (12) is installed on the first upper part amplitude variation mechanism (13) through a first upper rotating mechanism (15), a second upper part amplitude variation mechanism (14) is installed at the other end of the second multistage telescopic large arm lifting mechanism (7), an upper operating platform (11) is installed on the second upper part amplitude variation mechanism (14) through a second upper rotating mechanism (16), a first large arm amplitude variation mechanism (9) is hinged on the outer wall of the first multistage telescopic large arm lifting mechanism (6), and a second large arm amplitude variation mechanism (10) is hinged on the outer wall of the second multistage telescopic large arm lifting mechanism (7), the cylinder bodies of the first large arm amplitude varying mechanism (9) and the second large arm amplitude varying mechanism (10) are hinged at the front end of the upper vehicle support (5).

2. The dual-arm jumbo for tunnel-dedicated roof bolters of claim 1, wherein: an engine assembly (17) and a counterweight (18) are mounted at the tail part of the upper vehicle bracket (5).

3. The dual-arm jumbo for tunnel-dedicated roof bolters of claim 2, wherein: the counterweight (18) is a telescopic adjustable counterweight.

4. The dual-arm jumbo for tunnel-dedicated roof bolters of claim 3, wherein: the first upper rotating mechanism (15) is a rotary support and is driven by a rotary driving piece arranged on the first upper rotating mechanism, and the first upper rotating mechanism (15) and the second upper rotating mechanism (16) have the same structure.

5. The dual-arm jumbo for tunnel-dedicated roof bolters of claim 4, wherein: the first upper part amplitude varying mechanism (13) comprises a large arm connecting seat (13.1) fixed at the telescopic end of the first multistage telescopic large arm lifting mechanism (6), the other end of the large arm connecting seat (13.1) is hinged with a rotary support connecting seat (13.2) connected with the first upper rotary mechanism (15) through a hinged shaft A (13.3), the first upper part amplitude varying mechanism further comprises an upper hinged arm (13.5) and a lower hinged crank arm (13.6) which are hinged together through a hinged shaft B (13.4), the other end of the upper hinged arm (13.5) and the rotary support connecting seat (13.2) are hinged at a third hinged point, the other end of the lower hinged crank arm (13.6) and the large arm connecting seat (13.1) are hinged at a fourth hinged point, the large arm connecting seat (13.1), the rotary support connecting seat (13.2), the upper hinged arm (13.5) and the lower hinged crank arm (13.6) form a four-bar mechanism, the large arm connecting seat (13.1) is close to one end of the first multistage telescopic large arm lifting mechanism (6) and is hinged with an angle adjusting oil cylinder (7.7), the telescopic end of the angle adjusting oil cylinder (13.7) is hinged with a hinged shaft B (13.4).