CN219910834U - Light advance support hydraulic support - Google Patents

Abstract

The utility model relates to the technical field of supporting hydraulic supports, in particular to a light advanced supporting hydraulic support, which improves the moving stability between a first base and a second base, reduces moving abrasion and improves the moving use stability; the device comprises a first base and a second base, wherein the first base and the second base are arranged in a front-back opposite way; still include spout, slider and strutting arrangement, the spout is installed in second base front end, and the slider is installed at first base rear end to spout slip cap is on the slider lateral wall, and strutting arrangement installs on the top of first base and second base, and strutting arrangement is used for supporting the tunnel roof.

Description

Light advance support hydraulic support

Technical Field

The utility model relates to the technical field of supporting hydraulic supports, in particular to a light advanced supporting hydraulic support.

Background

The hydraulic support of the advance support is a support designed according to the specific condition that the fully mechanized mining face crossheading is propelled along with a reversed loader, the permanent support of the roadway is replaced by temporary advance support, the hydraulic support is suitable for the roadway with the rectangular shape or the roadway which is positioned in the advance support section and is changed from arched shape into rectangular shape and needs to be replaced, and the hydraulic support of the advance support currently exists, for example, in the patent of the utility model with the authorized bulletin number of CN214787483U, the hydraulic support comprises a main top beam, an auxiliary top beam, a moving jack, a main top beam upright post and an auxiliary top beam upright post; the main top beam and the auxiliary top beam are long beam structures with straight top surfaces and length directions arranged along the front-back direction, the main top beam comprises a front hinging lug seat, a rear hinging lug seat, a front upright post mounting seat I, a rear upright post mounting seat I and a frame moving jack mounting lug seat I, a main top beam accommodating groove is formed in the top plane of the auxiliary top beam, the depth dimension of the main top beam accommodating groove is larger than the height dimension of the main top beam, a main top beam sliding groove is formed in the bottom of the main top beam accommodating groove, the auxiliary top beam comprises a front upright post mounting seat II, a rear upright post mounting seat II and a frame moving jack mounting lug seat II, and the main top beam is mounted on the auxiliary top beam through the main top beam accommodating groove and the main top beam sliding groove in a clamping mode.

However, in the use of the bracket, the main top beam is lowered for a certain distance to separate from the top plate, the main top beam and the main top beam upright post are integrally supported by the auxiliary top beam, then the moving jack is controlled to extend out, and the main top beam is pushed out by being pushed by the moving jack to move forwards along the main top beam accommodating groove, so that the abrasion between the main top beam and the auxiliary top beam is larger after long-time use, and the moving stability of the bracket is reduced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the light advance support hydraulic support which improves the moving stability between the first base and the second base, reduces moving abrasion and improves the moving use stability.

The utility model relates to a light advanced support hydraulic support, which comprises a first base and a second base, wherein the first base and the second base are arranged in a front-back opposite way; the roadway top plate supporting device comprises a first base, a second base, a sliding groove, a sliding block and a supporting device, wherein the sliding groove is arranged at the front end of the second base, the sliding block is arranged at the rear end of the first base, the sliding groove is sleeved on the outer side wall of the sliding block in a sliding manner, the supporting device is arranged at the top ends of the first base and the second base, and the supporting device is used for supporting the roadway top plate; when the support is needed to be carried out on the top of the roadway, the first base and the second base are aligned front and back, then the bottom end of the supporting device is used for supporting the top of the roadway through the support of the first base and the second base, when the support is needed to be moved, the supporting device at the top of the first base is separated from the top of the roadway and then is moved through external traction equipment, after the first base is moved in place, the supporting device at the top of the first base is continuously used for supporting the top of the roadway, then the supporting device at the top of the second base is separated from the top of the roadway, and then the second base is moved through the position of the second base, so that the second base and the first base are moved to the position of the first base, the movement guide between the first base and the second base is completed through the sliding groove and the sliding block, the movement stability between the first base and the second base is improved, the movement abrasion is reduced, and the movement stability of the support is improved.

Preferably, the supporting device comprises a pushing device, four groups of first hydraulic cylinders, two groups of supporting beams, two groups of top plates, multiple groups of reinforcing ribs and four groups of extending plates, wherein fixed ends of each two groups of first hydraulic cylinders are respectively arranged at the top ends of the first base and the second base, the two groups of supporting beams are respectively arranged at the top ends of the four groups of first hydraulic cylinders, the two groups of top plates are respectively arranged at the top ends of the two groups of supporting beams, the multiple groups of reinforcing ribs are respectively arranged on the outer side walls of the two groups of supporting beams, the top ends of the multiple groups of reinforcing ribs are respectively connected with the bottom ends of the two groups of top plates, the four groups of extending plates are respectively rotatably arranged at the left end and the right end of the two groups of top plates, the pushing device is respectively arranged at the moving ends of the four groups of first hydraulic cylinders, and the pushing device is used for supporting the four groups of extending plates; after the first base and the second base move and are positioned, the two groups of supporting beams are pushed to move upwards through the four groups of first hydraulic cylinders, so that the two groups of supporting beams drive the two groups of top plates to be in contact with the top of the roadway, the roadway top is supported by the support, the rotation angles of the four groups of extension plates are adjusted through the adjusting pushing device, the four groups of extension plates are convenient to support the uneven roadway top, the supporting and stabilizing effect of the support on the roadway top is improved, and the use limitation of the support is reduced.

Preferably, the pushing device comprises four groups of fixing seats and four groups of second hydraulic cylinders, the four groups of fixing seats are respectively and fixedly sleeved on the outer side walls of the moving ends of the four groups of first hydraulic cylinders, the fixed ends of the four groups of second hydraulic cylinders are respectively and rotatably installed on the outer side walls of the four groups of fixing seats, and the moving ends of the four groups of second hydraulic cylinders are respectively and rotatably installed at the bottom ends of the four groups of extension plates; the four groups of second hydraulic cylinders drive the four groups of extension plates to rotate and swing for adjustment by controlling the telescopic length of the moving ends of the four groups of second hydraulic cylinders, so that the convenience of angle adjustment of the four groups of extension plates is improved.

Preferably, the device further comprises two groups of lower supporting arms and two groups of upper supporting arms, wherein the bottom ends of the two groups of lower supporting arms are respectively rotatably arranged at the top ends of the first base and the second base, the top ends of the two groups of upper supporting arms are respectively rotatably arranged at the bottom ends of the two groups of supporting beams, and the top ends of the two groups of lower supporting arms are respectively rotatably connected with the bottom ends of the two groups of upper supporting arms; when the four groups of first hydraulic cylinders drive the two groups of supporting beams to move up and down, the two groups of supporting beams drive the two groups of upper supporting arms and the two groups of lower supporting arms to rotate in a matched mode before, and the stability of the two groups of supporting beams in use is improved by arranging the two groups of lower supporting arms and the two groups of upper supporting arms.

Preferably, the device further comprises two groups of bases, wherein the two groups of bases are respectively arranged at the bottom ends of the first base and the second base; when the first base or the second base moves, the abrasion of the first base and the second base is reduced through the friction contact between the base and the ground.

Preferably, the device also comprises a plurality of groups of anti-skid blocks, wherein the plurality of groups of anti-skid blocks are respectively arranged at the top ends of the two groups of top plates; after the top ends of the two groups of top plates are contacted with the top of the roadway, the anti-skid effect of the two groups of top plates and the roadway is improved and the service stability of the support is improved by arranging a plurality of groups of anti-skid blocks.

Preferably, the lifting device further comprises four groups of lifting rings, wherein the four groups of lifting rings are respectively arranged at the left end and the right end of the first base and the second base; through setting up four rings, improve the operation convenience of traction when first base and second base remove.

Compared with the prior art, the utility model has the beneficial effects that: when the support is needed to be carried out on the top of the roadway, the first base and the second base are aligned front and back, then the bottom end of the supporting device is used for supporting the top of the roadway through the support of the first base and the second base, when the support is needed to be moved, the supporting device at the top of the first base is separated from the top of the roadway and then is moved through external traction equipment, after the first base is moved in place, the supporting device at the top of the first base is continuously used for supporting the top of the roadway, then the supporting device at the top of the second base is separated from the top of the roadway, and then the second base is moved through the position of the second base, so that the second base and the first base are moved to the position of the first base, the movement guide between the first base and the second base is completed through the sliding groove and the sliding block, the movement stability between the first base and the second base is improved, the movement abrasion is reduced, and the movement stability of the support is improved.

Drawings

FIG. 1 is a schematic illustration of an axially measured structure of the present utility model;

FIG. 2 is a schematic diagram of an axle construction of a first hydraulic cylinder connected to a support beam or the like;

FIG. 3 is a schematic view of a partial structure of an axis of connection of a lower support arm with an upper support arm, etc.;

FIG. 4 is a schematic illustration of an axially partial structure of a top plate connected to an extension plate or the like;

the reference numerals in the drawings: 1. a first base; 2. a second base; 3. a chute; 4. a slide block; 5. a support device; 6. a first hydraulic cylinder; 7. a support beam; 8. a top plate; 9. reinforcing ribs; 10. an extension plate; 11. a fixing seat; 12. a second hydraulic cylinder; 13. a lower support arm; 14. an upper support arm; 15. a base; 16. an anti-skid block; 17. and (5) hanging rings.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

As shown in fig. 1 to 4, the light advance support hydraulic support of the present utility model includes a first base 1 and a second base 2, where the first base 1 and the second base 2 are disposed opposite to each other in front and back; the roadway roof support device comprises a first base 2, a second base 1, a sliding chute 3, a sliding block 4 and a supporting device 5, wherein the sliding chute 3 is arranged at the front end of the second base 2, the sliding block 4 is arranged at the rear end of the first base 1, the sliding chute 3 is sleeved on the outer side wall of the sliding block 4 in a sliding way, the supporting device 5 is arranged at the top ends of the first base 1 and the second base 2, and the supporting device 5 is used for supporting the roadway roof;

as shown in fig. 3, the supporting device 5 includes a pushing device, four sets of first hydraulic cylinders 6, two sets of supporting beams 7, two sets of top plates 8, multiple sets of reinforcing ribs 9 and four sets of extension plates 10, wherein fixed ends of each two sets of first hydraulic cylinders 6 are respectively installed at the top ends of the first base 1 and the second base 2, the two sets of supporting beams 7 are respectively installed at the top ends of the four sets of first hydraulic cylinders 6, the two sets of top plates 8 are respectively installed at the top ends of the two sets of supporting beams 7, the multiple sets of reinforcing ribs 9 are respectively installed on the outer side walls of the two sets of supporting beams 7, the top ends of the multiple sets of reinforcing ribs 9 are respectively connected with the bottom ends of the two sets of top plates 8, the four sets of extension plates 10 are respectively rotatably installed at the left end and the right end of the two sets of top plates 8, and the pushing device is respectively installed at the moving ends of the four sets of first hydraulic cylinders 6, and the pushing device is used for supporting the four sets of extension plates 10;

in this embodiment, when the top of the roadway needs to be supported, the first base 1 and the second base 2 are aligned front and back, then the bottom end of the supporting device 5 supports the top of the roadway through the supports of the first base 1 and the second base 2, when the bracket needs to be moved, the supporting device 5 at the top of the first base 1 is separated from the top of the roadway, then the first base 1 is moved through external traction equipment, after the first base 1 is moved in place, the supporting device 5 at the top of the first base 1 continues to support the top of the roadway, then the supporting device 5 at the top of the second base 2 is separated from the top of the roadway, then the second base 2 is moved in position with the first base 1 through the position of the second base 2, so that the movement of the bracket is completed, the movement guide between the first base 1 and the second base 2 is performed through the sliding groove 3 and the sliding block 4, the movement stability between the first base 1 and the second base 2 is improved, the movement wear is reduced, and the movement stability of the bracket is improved.

Example 2

As shown in fig. 1 to 4, the light advance support hydraulic support of the present utility model includes a first base 1 and a second base 2, where the first base 1 and the second base 2 are disposed opposite to each other in front and back; the roadway roof support device comprises a first base 2, a second base 1, a sliding chute 3, a sliding block 4 and a supporting device 5, wherein the sliding chute 3 is arranged at the front end of the second base 2, the sliding block 4 is arranged at the rear end of the first base 1, the sliding chute 3 is sleeved on the outer side wall of the sliding block 4 in a sliding way, the supporting device 5 is arranged at the top ends of the first base 1 and the second base 2, and the supporting device 5 is used for supporting the roadway roof;

as shown in fig. 3, the supporting device 5 includes a pushing device, four sets of first hydraulic cylinders 6, two sets of supporting beams 7, two sets of top plates 8, multiple sets of reinforcing ribs 9 and four sets of extension plates 10, wherein fixed ends of each two sets of first hydraulic cylinders 6 are respectively installed at the top ends of the first base 1 and the second base 2, the two sets of supporting beams 7 are respectively installed at the top ends of the four sets of first hydraulic cylinders 6, the two sets of top plates 8 are respectively installed at the top ends of the two sets of supporting beams 7, the multiple sets of reinforcing ribs 9 are respectively installed on the outer side walls of the two sets of supporting beams 7, the top ends of the multiple sets of reinforcing ribs 9 are respectively connected with the bottom ends of the two sets of top plates 8, the four sets of extension plates 10 are respectively rotatably installed at the left end and the right end of the two sets of top plates 8, and the pushing device is respectively installed at the moving ends of the four sets of first hydraulic cylinders 6, and the pushing device is used for supporting the four sets of extension plates 10;

as shown in fig. 2, the pushing device includes four groups of fixing seats 11 and four groups of second hydraulic cylinders 12, the four groups of fixing seats 11 are respectively fixedly sleeved on the outer side walls of the moving ends of the four groups of first hydraulic cylinders 6, the fixed ends of the four groups of second hydraulic cylinders 12 are respectively rotatably mounted on the outer side walls of the four groups of fixing seats 11, and the moving ends of the four groups of second hydraulic cylinders 12 are respectively rotatably mounted at the bottom ends of the four groups of extension plates 10;

as shown in fig. 3, the device further comprises two groups of lower supporting arms 13 and two groups of upper supporting arms 14, wherein the bottom ends of the two groups of lower supporting arms 13 are respectively rotatably arranged at the top ends of the first base 1 and the second base 2, the top ends of the two groups of upper supporting arms 14 are respectively rotatably arranged at the bottom ends of the two groups of supporting beams 7, and the top ends of the two groups of lower supporting arms 13 are respectively rotatably connected with the bottom ends of the two groups of upper supporting arms 14;

as shown in fig. 2, the device further comprises two groups of bases 15, wherein the two groups of bases 15 are respectively arranged at the bottom ends of the first base 1 and the second base 2;

as shown in fig. 2 and 3, the device further comprises a plurality of groups of anti-skid blocks 16, wherein the plurality of groups of anti-skid blocks 16 are respectively arranged at the top ends of the two groups of top plates 8, and four groups of hanging rings 17 are respectively arranged at the left end and the right end of the first base 1 and the second base 2;

in this embodiment, after the first base 1 and the second base 2 move and are positioned, the two groups of supporting beams 7 are pushed to move upwards by the four groups of first hydraulic cylinders 6, so that the two groups of supporting beams 7 drive the two groups of top plates 8 to contact with the top of the roadway, the support supports the top of the roadway, the rotation angles of the four groups of extending plates 10 are adjusted by adjusting the pushing device, so that the four groups of extending plates 10 are convenient for supporting the uneven top of the roadway, the support stabilizing effect of the support on the top of the roadway is improved, the use limitation of the support is reduced, and the four groups of second hydraulic cylinders 12 drive the four groups of extending plates 10 to rotate and swing to adjust by controlling the telescopic length of the moving ends of the four groups of second hydraulic cylinders 12, so that the convenience of angle adjustment of the four groups of extending plates 10 is improved.

When the light advance support hydraulic support works, the first base 1 and the second base 2 are aligned forwards and backwards when the support of the top of a roadway is needed, then the bottom end of the support device 5 is used for supporting the top of the roadway through the support of the first base 1 and the second base 2, when the support needs to be moved, the support device 5 at the top of the first base 1 is separated from the top of the roadway, then the first base 1 is moved through external traction equipment, after the first base 1 is moved in place, the support device 5 at the top of the first base 1 is continuously used for supporting the top of the roadway, then the support device 5 at the top of the second base 2 is separated from the top of the roadway, and then the second base 2 is moved relative to the first base 1 through the position of the second base 2, so that the movement of the support is completed.

The first hydraulic cylinder 6 and the second hydraulic cylinder 12 of the light advanced support hydraulic support are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached instruction of the person skilled in the art, without the need of creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (7)

1. A light advance support hydraulic support comprises a first base (1) and a second base (2), wherein the first base (1) and the second base (2) are arranged in a front-back opposite mode; the roadway top plate supporting device is characterized by further comprising a sliding groove (3), a sliding block (4) and a supporting device (5), wherein the sliding groove (3) is arranged at the front end of the second base (2), the sliding block (4) is arranged at the rear end of the first base (1), the sliding groove (3) is sleeved on the outer side wall of the sliding block (4) in a sliding mode, the supporting device (5) is arranged at the top ends of the first base (1) and the second base (2), and the supporting device (5) is used for supporting a roadway top plate.

2. A lightweight forepoling hydraulic support as claimed in claim 1, in which the support means (5) comprises pushing means, four sets of first hydraulic cylinders (6), two sets of support beams (7), two sets of top plates (8), a plurality of sets of reinforcing bars (9) and four sets of extension plates (10), wherein the fixed ends of each two sets of first hydraulic cylinders (6) are respectively mounted on the top ends of the first base (1) and the second base (2), the two sets of support beams (7) are respectively mounted on the top ends of the four sets of first hydraulic cylinders (6), the two sets of top plates (8) are respectively mounted on the top ends of the two sets of support beams (7), the plurality of reinforcing bars (9) are respectively mounted on the outer side walls of the two sets of support beams (7), and the top ends of the plurality of reinforcing bars (9) are respectively connected with the bottom ends of the two sets of top plates (8), the four sets of extension plates (10) are respectively rotatably mounted on the left and right ends of the two sets of top plates (8), and the pushing means are respectively mounted on the movable ends of the four sets of first hydraulic cylinders (6), the pushing means are respectively used for supporting the four sets of extension plates (10).

3. The light advanced support hydraulic support according to claim 2, wherein the pushing device comprises four groups of fixing seats (11) and four groups of second hydraulic cylinders (12), the four groups of fixing seats (11) are fixedly sleeved on the outer side walls of the moving ends of the four groups of first hydraulic cylinders (6) respectively, the fixed ends of the four groups of second hydraulic cylinders (12) are rotatably mounted on the outer side walls of the four groups of fixing seats (11) respectively, and the moving ends of the four groups of second hydraulic cylinders (12) are rotatably mounted at the bottom ends of the four groups of extension plates (10) respectively.

4. A lightweight advanced support hydraulic support as claimed in claim 2, further comprising two sets of lower support arms (13) and two sets of upper support arms (14), wherein the bottom ends of the two sets of lower support arms (13) are rotatably mounted on the top ends of the first base (1) and the second base (2), respectively, the top ends of the two sets of upper support arms (14) are rotatably mounted on the bottom ends of the two sets of support beams (7), respectively, and the top ends of the two sets of lower support arms (13) are rotatably connected with the bottom ends of the two sets of upper support arms (14), respectively.

5. A lightweight, advanced support hydraulic support as claimed in claim 1, further comprising two sets of seats (15), the two sets of seats (15) being provided at the bottom ends of the first (1) and second (2) seats, respectively.

6. A lightweight advanced support hydraulic support as claimed in claim 2, further comprising a plurality of sets of anti-skid blocks (16), the sets of anti-skid blocks (16) being disposed on top of the two sets of top plates (8), respectively.

7. A lightweight advanced support hydraulic support as claimed in claim 1, further comprising four sets of lifting rings (17), the four sets of lifting rings (17) being mounted at the left and right ends of the first base (1) and the second base (2), respectively.