CN212614795U

CN212614795U - Auxiliary supporting device for development machine

Info

Publication number: CN212614795U
Application number: CN202020877470.7U
Authority: CN
Inventors: 戴礼兵; 黄楚丹; 徐伟伟; 成明远; 杨风华; 许海文
Original assignee: Chengsheng Construction Group Co ltd
Current assignee: Chengsheng Construction Group Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-26
Anticipated expiration: 2030-05-22

Abstract

The utility model belongs to the technical field of development machines, in particular to an auxiliary supporting device for development machines, which comprises a bottom plate, wherein two groups of auxiliary supporting devices are symmetrically arranged on the bottom plate; two main electric push rods which are distributed oppositely are arranged on the top surfaces of the two groups of bottom plates, and spring steel plates are arranged on piston rods of the four main electric push rods in a surrounding manner; a top plate is fixed at the top end of the main electric push rod, a first support plate is distributed above the top plate, and a lifting assembly for controlling the height of the first support plate is mounted on the top surface of the top plate; an auxiliary stabilizing assembly is further mounted on the outer side face of the bottom plate; the utility model discloses a tunneller uses auxiliary stay device, convenient to use, device are the design of double-deck over-and-under type, and application scope is more extensive, has still add the spring steel sheet simultaneously, guarantees the stability that the device supported, has improved the security of tunneller work greatly, and supplementary stabilizing assembly has still been add to the device lower part, can further improve the stability that the device supported.

Description

Auxiliary supporting device for development machine

Technical Field

The utility model belongs to the technical field of the entry driving machine, concretely relates to entry driving machine uses auxiliary stay device.

Background

The types of the development machine are many: dividing the machine into a common machine and a tunnel boring machine according to an operation object; the method is divided into an open-type heading machine and a shield-type heading machine according to the operation mode, and the operation mode is as follows: the rock breaking machine mainly comprises a travelling mechanism, a working mechanism, a loading and transporting mechanism and a transshipping mechanism, wherein a cutting head in the working mechanism continuously breaks rocks and transports the broken rocks away along with the forward propulsion of the travelling mechanism. The supporting device has the advantages of safety, high efficiency, good roadway forming quality and the like, but has high manufacturing cost, complex structure and larger loss, and an auxiliary supporting device is usually arranged in a mine tunnel in order to ensure safe tunneling in the working process of the tunneling machine.

When the auxiliary supporting device is used in the original heading machine, the use is inconvenient, and the stable supporting effect is difficult to play.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a heading machine uses auxiliary stay device has convenient to use and supports stable characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the auxiliary supporting device for the heading machine comprises a bottom plate, wherein the longitudinal section of the bottom plate is of an L-shaped structure, and two groups of the bottom plate are symmetrically arranged; two main electric push rods which are distributed oppositely are arranged on the top surfaces of the two groups of bottom plates, and spring steel plates are arranged on piston rods of the four main electric push rods in a surrounding manner; a top plate is fixed at the top end of the main electric push rod, a first support plate is distributed above the top plate, and a lifting assembly for controlling the height of the first support plate is mounted on the top surface of the top plate; the bottom surface of the bottom plate is fixed with a main stable grounding plate, and the outer side surface of the bottom plate is also provided with an auxiliary stable assembly.

As a preferred technical scheme of the utility model, supplementary subassembly of stabilizing includes supplementary stable electric putter and supplementary stable ground plate the lateral surface top of bottom plate is fixed with the overhang board, supplementary stable electric putter is installed overhang board top surface, supplementary stable ground plate distributes the below of overhang board, just supplementary stable electric putter's piston rod run through behind the overhang board with supplementary stable ground plate fixed connection.

As a preferred technical solution of the present invention, the lifting assembly includes a lifting motor, a slide rail, a two-way screw, two movable hinge seats and two sets of symmetrically distributed turnover connecting rods, the slide rail is fixed on the top surface of the top plate, the top surface of the slide rail is provided with a limiting chute distributed along the length direction of the slide rail, the bottom end of the movable hinge seat is embedded into the limiting chute and can move along the limiting chute, the top end of the turnover connecting rod is hinged to the first supporting plate, and the bottom end of the turnover connecting rod is hinged to the movable hinge seats; the bidirectional screw is arranged in the limiting sliding chute through a bearing support frame, a threaded hole for the bidirectional screw to penetrate through is formed in the movable hinging seat, and the bidirectional screw is connected with the movable hinging seat in a threaded manner through the threaded hole; the lifting motor is fixed at the port of the slide rail and drives the bidirectional screw rod to rotate.

As a preferred technical scheme of the utility model, the top of a backup pad distributes and has No. two backup pads, just a backup pad with the vertical tangent plane of No. two backup pads is arc structure down a backup pad with it has three groups to be the elastic isolation subassembly that equidistant distribution to distribute between No. two backup pads.

As a preferred technical scheme of the utility model, the elastic isolation subassembly includes isolation spring and flexible post, the top of flexible post with No. two fixed linking to each other of backup pad, bottom with a backup pad is fixed to link to each other, the isolation spring cover is established on the flexible post and be in No. two backup pads with between the backup pad.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a tunneller uses auxiliary stay device, convenient to use, device are the design of double-deck over-and-under type, and application scope is more extensive, has still add the spring steel sheet simultaneously, guarantees the stability that the device supported, has improved the security of tunneller work greatly, and supplementary stabilizing assembly has still been add to the device lower part, can further improve the stability that the device supported.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic view of a partial top view structure of the present invention;

FIG. 3 is an enlarged schematic view of the elastic isolation assembly of the present invention;

fig. 4 is a front sectional structural schematic view of a lifting assembly according to the present invention;

in the figure: 1. a base plate; 2. a main electric push rod; 3. a spring steel plate; 4. a top plate; 5. a lifting assembly; 6. a first support plate; 7. a second support plate; 8. an elastomeric isolation component; 9. a cantilevered panel; 10. assisting in stabilizing the electric push rod; 11. an auxiliary stabilizing ground plate; 12. a primary stabilizing ground plate; 13. an isolation spring; 14. a telescopic column; 15. lifting a motor; 16. a slide rail; 17. a limiting chute; 18. a bidirectional screw; 19. a threaded hole; 20. a movable hinge base; 21. and turning over the connecting rod.

Detailed Description

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

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: an auxiliary supporting device for a heading machine comprises a bottom plate 1, wherein the longitudinal section of the bottom plate 1 is of an L-shaped structure, and two groups of the bottom plate 1 are symmetrically arranged; two main electric push rods 2 which are distributed oppositely are arranged on the top surfaces of the two groups of bottom plates 1, and spring steel plates 3 are arranged on piston rods of the four main electric push rods 2 in a surrounding mode; a top plate 4 is fixed at the top end of the main electric push rod 2, a first support plate 6 is distributed above the top plate 4, and a lifting assembly 5 for controlling the height of the first support plate 6 is arranged on the top surface of the top plate 4; the bottom surface of bottom plate 1 is fixed with main ground plate 12 that stabilizes, still install supplementary stable subassembly at the lateral surface of bottom plate 1, when using, move the device to the position of entry driving machine work, make the entry driving machine pass from the device is inside, start main electric putter 2, utilize main electric putter 2 to promote roof 4 to rise, roof 4 rises to suitable position after, start lifting assembly 5, make a backup pad 6 rise, support the mine cave roof, wherein, main electric putter 2 is the SC series, can directly purchase on the market, need connect the electric power supply during the use.

Specifically, as shown in fig. 1, in this embodiment, the auxiliary stabilizing assembly includes an auxiliary stabilizing electric push rod 10 and an auxiliary stabilizing ground plate 11, an overhanging plate 9 is fixed at the top end of the outer side surface of the bottom plate 1, the auxiliary stabilizing electric push rod 10 is installed on the top surface of the overhanging plate 9, the auxiliary stabilizing ground plate 11 is distributed below the overhanging plate 9, and a piston rod of the auxiliary stabilizing electric push rod 10 penetrates through the overhanging plate 9 and is fixedly connected with the auxiliary stabilizing ground plate 11, during the operation of the supporting device, the auxiliary stabilizing electric push rod 10 is started, the auxiliary stabilizing ground plate 11 is pushed by the auxiliary stabilizing electric push rod 10 to move down and cling to the ground, so as to further ensure the stability of the device support, wherein the auxiliary stabilizing electric push rod 10 is an SC series and can be directly purchased on the market, and needs to be connected with an electric.

Specifically, according to fig. 1 and fig. 4, in this embodiment, the lifting assembly 5 includes a lifting motor 15, a slide rail 16, a bidirectional screw 18, two movable hinge seats 20, and two sets of symmetrically distributed turnover connecting rods 21, the slide rail 16 is fixed on the top surface of the top plate 4, a limiting slide groove 17 distributed along the length direction of the slide rail 16 is formed in the top surface of the slide rail 16, the bottom end of the movable hinge seat 20 is embedded into the limiting slide groove 17 and can move along the limiting slide groove 17, the top end of the turnover connecting rod 21 is hinged to the first supporting plate 6, and the bottom end of the turnover connecting rod 21 is hinged to the movable hinge; the bidirectional screw 18 is arranged in the limit sliding groove 17 through a bearing support frame, a threaded hole 19 for the bidirectional screw 18 to penetrate through is formed in the movable hinge seat 20, and the bidirectional screw 18 is in threaded connection with the movable hinge seat 20 through the threaded hole 19; the lifting motor 15 is fixed at the end of the slide rail 16 and drives the bidirectional screw 18 to rotate, when the first support plate 6 ascends, the lifting motor 15 is started, the lifting motor 15 is utilized to drive the bidirectional screw 18 to rotate, after the bidirectional screw 18 rotates, the movable hinged seats 20 can move along the limiting sliding grooves 17 under the screwing action of threads, the overturning connecting rod 21 overturns, as can be seen from the attached

drawings

1 and 4, the two movable hinged seats 20 need to be mutually far away, and the first support plate 6 can be jacked up after the overturning connecting rod 21 overturns, wherein the lifting motor 15 is a Y-series three-phase asynchronous motor, can be purchased directly on the market, and needs to be connected with an electric power supply during use.

Specifically, as shown in fig. 1, in this embodiment, two support plates 7 are distributed above the first support plate 6, and the longitudinal sections of the first support plate 6 and the second support plate 7 are arc-shaped structures with arc openings facing downward, three groups of elastic isolation assemblies 8 distributed at equal intervals are distributed between the first support plate 6 and the second support plate 7, when the first support plate 6 ascends, the second support plate 7 is driven to ascend, so that the second support plate 7 is pushed to the top wall of the mine cavity, and due to the existence of the elastic isolation assemblies 8, the elastic effect is provided for the second support plate 7, so that the stability of the support is ensured, and the second support plate 7 is not damaged due to rigid contact with the top wall of the mine cavity.

Specifically, as shown in fig. 1 and fig. 3, in this embodiment, elastic isolation assembly 8 includes isolation spring 13 and telescopic column 14, the top of telescopic column 14 is fixed with No. two backup pads 7 and links to each other, the bottom is fixed with backup pad 6 and links to each other, isolation spring 13 cover is established on telescopic column 14 and is in between No. two backup pads 7 and backup pad 6, telescopic column 14 guarantees the reliability that No. two backup pads 7 and backup pad 6 are connected, and the flexible scope between No. two backup pads 7 and backup pad 6 is restricted, isolation spring 13 provides the elasticity effect, wherein, telescopic column 14 is formed by two hollow cylinder sockets.

The utility model discloses a theory of operation and use flow: the utility model discloses a heading machine uses auxiliary stay device, when using, moves the device to the position of heading machine work, makes the heading machine pass from the device inside, starts main electric putter 2, utilizes main electric putter 2 to promote roof 4 to rise, after roof 4 rises to suitable position, starts lifting assembly 5, makes a backup pad 6 rise;

in addition, when the first supporting plate 6 ascends, the second supporting plate 7 is driven to ascend, so that the second supporting plate 7 is jacked up to the top wall of the mine hole, and due to the existence of the elastic isolation assembly 8, the second supporting plate 7 is provided with an elastic effect, so that the supporting stability is ensured, and the second supporting plate 7 is not damaged due to rigid contact with the top wall of the mine hole.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a heading machine uses auxiliary stay device, includes bottom plate (1), its characterized in that: the longitudinal section of the bottom plate (1) is of an L-shaped structure, and two groups of the bottom plate (1) are symmetrically arranged; two main electric push rods (2) which are distributed oppositely are arranged on the top surfaces of the two groups of bottom plates (1), and spring steel plates (3) are arranged on piston rods of the four main electric push rods (2) in a surrounding mode; a top plate (4) is fixed at the top end of the main electric push rod (2), a first support plate (6) is distributed above the top plate (4), and a lifting assembly (5) for controlling the height of the first support plate (6) is mounted on the top surface of the top plate (4); the bottom surface of the bottom plate (1) is fixed with a main stable grounding plate (12), and the outer side surface of the bottom plate (1) is also provided with an auxiliary stable assembly.

2. The auxiliary supporting device for the heading machine according to claim 1, wherein: supplementary subassembly of stabilizing includes supplementary stable electric putter (10) and supplementary stable ground board (11) the lateral surface top of bottom plate (1) is fixed with overhang board (9), supplementary stable electric putter (10) are installed overhang board (9) top surface, supplementary stable ground board (11) distribute in the below of overhang board (9), just the piston rod of supplementary stable electric putter (10) run through behind overhang board (9) with supplementary stable ground board (11) fixed connection.

3. The auxiliary supporting device for the heading machine according to claim 1, wherein: the lifting assembly (5) comprises a lifting motor (15), a sliding rail (16), a two-way screw (18), two movable hinged seats (20) and two groups of symmetrically distributed turnover connecting rods (21), the sliding rail (16) is fixed on the top surface of the top plate (4), the top surface of the sliding rail (16) is provided with limiting sliding grooves (17) distributed along the length direction of the sliding rail, the bottom ends of the movable hinged seats (20) are embedded into the limiting sliding grooves (17) and can move along the limiting sliding grooves (17), the top ends of the turnover connecting rods (21) are hinged to the first supporting plate (6), and the bottom ends of the turnover connecting rods (21) are hinged to the movable hinged seats (20); the bidirectional screw (18) is arranged in the limiting sliding groove (17) through a bearing supporting frame, a threaded hole (19) for the bidirectional screw (18) to penetrate through is formed in the movable hinging seat (20), and the bidirectional screw (18) is connected with the movable hinging seat (20) in a threaded manner through the threaded hole (19); the lifting motor (15) is fixed at the port of the slide rail (16) and drives the bidirectional screw rod (18) to rotate.

4. The auxiliary supporting device for the heading machine according to claim 1, wherein: no. two backup pads (7) are distributed above the first backup pad (6), and the longitudinal sections of the first backup pad (6) and the second backup pad (7) are arc structures with arc openings facing downwards, and three groups of elastic isolation components (8) distributed at equal intervals are distributed between the first backup pad (6) and the second backup pad (7).

5. The auxiliary supporting device for the heading machine according to claim 4, wherein: elasticity isolation subassembly (8) include isolation spring (13) and flexible post (14), the top of flexible post (14) with backup pad (7) No. two are fixed continuous, the bottom with backup pad (6) are fixed continuous, isolation spring (13) cover is established on flexible post (14) and be in backup pad (7) No. two with between backup pad (6).