Hydraulic support for reversed loader

Abstract

The hydraulic support for the reversed loader comprises a base, and baffles are fixedly connected to the two ends of the upper portion of the rear portion of the base. A connecting rod is arranged on the rear portion of the base, the other end of the connecting rod is connected with a covering beam through a rotating shaft, a first rotating connecting piece is fixedly connected to the rear portion of the inner side of the covering beam, a second rotating connecting piece is fixedly connected to the front end of the inner side of the covering beam, and a top beam is connected to the second rotating connecting piece through a rotating shaft. The two ends of the inner side of the covering beam are fixedly connected with first lateral hydraulic devices, the extending ends of the first lateral hydraulic devices and the extending ends of the second lateral hydraulic devices are fixedly connected with first lateral protection plates and second lateral protection plates correspondingly, the hydraulic devices are adopted for fixing the two sides, and in some special occasions, the hydraulic devices are fixed to the two sides of the covering beam. When the walls on the two sides of the coal mine hole are unstable, the device can stably support the walls on the two sides, and the problem that the coal mine hole possibly collapses is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of hydraulic support, concretely is hydraulic support for reclaimer. BACKGROUND

[0002] Hydraulic support, as indispensable support equipment of modern fully mechanized working face, its core function is to carry out efficient, stable support and control to roof, and simultaneously assist the pushing and walking of working face equipment, thereby ensuring the safety and efficiency of coal mining.

[0003] The main actions of hydraulic support include column lifting, column lowering, conveyor pushing and support moving, these actions are realized by high-pressure emulsion provided by emulsion pump station and different function hydraulic cylinders of hydraulic control system. In the process of column lifting and column lowering, high-pressure emulsion enters piston cavity or piston rod cavity of connecting rod, pushes piston to rise or fall, and makes roof beam contact or separate from roof. Conveyor pushing and support moving are completed by pushing jack on base, and the equipment is pushed forward with conveyor or support as fulcrum. Hydraulic support is not only important equipment of coal mine machinery industry, but also important guarantee for improving coal production, reducing production cost, improving labor efficiency, reducing labor intensity of workers and ensuring safety in production, and its multiple composition and function make it play an irreplaceable role in modern coal mining.

[0004] In the prior art, the ordinary hydraulic support does not have the ability to support both sides, and cannot be fixed in some coal mine holes that need to be fixed on both sides, which may cause the collapse of coal mine. UTILITY MODEL CONTENTS

[0005] The utility model discloses a hydraulic support for reclaimer, which solves the problem that the ordinary hydraulic support device cannot fix and support both sides in the prior art.

[0006] To achieve the above-mentioned purpose, the hydraulic support for reclaimer is provided, which comprises a base, the rear upper ends of the base are fixedly connected with baffles, the rear of the base is provided with a connecting rod,

[0007] The other end of the connecting rod is pivotally connected with a cover beam, the inner rear of the cover beam is fixedly connected with a first rotary connecting piece, the inner front end of the cover beam is fixedly connected with a second rotary connecting piece, the second rotary connecting piece is pivotally connected with a roof beam, the inner two ends of the cover beam are fixedly connected with first side hydraulic devices, the inner two ends of the roof beam are fixedly connected with second side hydraulic devices, the extension ends of the first side hydraulic devices and the second side hydraulic devices are fixedly connected with first side baffle plates and second side baffle plates respectively.

[0008] According to the hydraulic support for the transfer machine, the front middle part of the base is fixedly connected with a connecting column, and a connecting head is arranged at the front end of the connecting column.

[0009] According to the hydraulic support for the transfer machine, the top of the base is fixedly connected with a control system near one end of the rear edge, and a driving hydraulic device is arranged at the proximal end of the control system.

[0010] According to the hydraulic support for the transfer machine, one end of the top beam near the front is provided with a third rotary connecting piece, and a first front beam is connected to the third rotary connecting piece through a rotating shaft.

[0011] According to the hydraulic support for the transfer machine, a front beam slot is arranged in the first front beam, and a front beam hydraulic device is fixedly connected to the rear of the front beam slot.

[0012] According to the hydraulic support for the transfer machine, a second front beam is fixedly connected to the extension end of the front beam hydraulic device, and sliding blocks are arranged at both ends of the first front beam.

[0013] According to the hydraulic support for the transfer machine, a sliding beam column is arranged between the first front beam and the second front beam, and sliding grooves are arranged at both ends of the outer side of the sliding beam column.

[0014] According to the hydraulic support for the transfer machine, the sliding blocks are slidingly connected to the sliding grooves, and a support plate is fixedly connected to the front end of the second front beam.

[0015] Compared with the prior art, the beneficial effects of the present application are:

[0016] 1. The device uses a hydraulic device to fix both sides. In some special occasions, when the walls on both sides of the coal mine tunnel are unstable, the device can support and stabilize the walls on both sides, reducing the possibility of collapse of the coal mine tunnel.

[0017] 2. The device uses an extension plate to work in front. When it is necessary to increase the range of support work, the device can stabilize the front by extending the front beam, thereby improving the stability during work.

[0018] The additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further described below in combination with the drawings and examples.

[0020] Figure 1 The whole structure of the hydraulic support for the transfer machine of the present application is shown in the figure.

[0021] Figure 2 It is the top beam internal structure schematic view of the hydraulic support for the reclaimer of the utility model;

[0022] Figure 3 It is the guard plate structure schematic view of the hydraulic support for the reclaimer of the utility model;

[0023] Figure 4 It is the front beam internal structure schematic view of the hydraulic support for the reclaimer of the utility model.

[0024] In the figure: 1, base; 101, baffle; 102, connecting rod; 103, connecting column; 104, connecting head; 2, cover beam; 201, first rotary connecting piece; 202, second rotary connecting piece; 203, first side hydraulic device; 204, first side guard plate; 3, top beam; 301, second side hydraulic device; 302, second side guard plate; 303, third rotary connecting piece; 4, control system; 401, active hydraulic device; 5, first front beam; 501, front beam slot; 502, front beam hydraulic device; 503, sliding block; 6, second front beam; 601, guard plate; 7, sliding beam column; 701, sliding groove. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figures 1-4 The utility model embodiment provides a technical scheme: the hydraulic support for reclaimer, including base 1, the rear upper two ends of base 1 are fixedly connected with baffle 101;The rear portion of base 1 is provided with connecting rod 102, baffle 101 can prevent foreign matter from entering the device interior and causing device damage, connecting rod 102 can drive cover beam 2 to displace;

[0027] The other end of the connecting rod 102 is pivotally connected with a cover beam 2, the inner side rear of the cover beam 2 is fixedly connected with a first rotary connecting piece 201, the inner side front end of the cover beam 2 is fixedly connected with a second rotary connecting piece 202, the second rotary connecting piece 202 is pivotally connected with a top beam 3, the top beam 3 is a main structure for supporting operation of the device, the inner side two ends of the cover beam 2 are fixedly connected with first side hydraulic devices 203, the inner side two ends of the top beam 3 are fixedly connected with second side hydraulic devices 301, the extension ends of the first side hydraulic devices 203 and the second side hydraulic devices 301 are fixedly connected with first side sideboards 204 and second side sideboards 302 respectively, the first side hydraulic devices 203 and the second side hydraulic devices 301 can drive the first side sideboards 204 and the second side sideboards 302 to extend outward to reinforce and fix the two sides.

[0028] The front middle part of the base 1 is fixedly connected with a connecting column 103, the front end of the connecting column 103 is provided with a connecting head 104, the connecting column 103 is a component for connecting the device with other devices, and the connecting head 104 can be connected with other components.

[0029] The top of the base 1 is fixedly connected with a control system 4 near the rear edge of one end, the control system 4 is provided with a driving hydraulic device 401 near one end, the control system 4 can drive the overall operation of the device, and the driving hydraulic device 401 can drive the top beam 3 to move.

[0030] The top beam 3 is provided with a third rotary connecting piece 303 near the front end, the third rotary connecting piece 303 is pivotally connected with a first front beam 5, and the first front beam 5 is a main component for supporting the front of the device.

[0031] The first front beam 5 is internally provided with a front beam slot 501, the rear of the front beam slot 501 is fixedly connected with a front beam hydraulic device 502, and the front beam hydraulic device 502 can drive a second front beam 6 to extend forward.

[0032] The extension end of the front beam hydraulic device 502 is fixedly connected with the second front beam 6, the inside two ends of the first front beam 5 are provided with sliding blocks 503, the sliding blocks 503 can play a limiting and fixing role to prevent special conditions such as disengagement of components.

[0033] A sliding beam column 7 is arranged between the first front beam 5 and the second front beam 6, the outside two ends of the sliding beam column 7 are provided with sliding grooves 701, and the sliding grooves 701 and the sliding blocks 503 can reinforce the stability of the sliding beam column 7 to prevent it from falling off.

[0034] The sliding blocks 503 are slidingly connected in the sliding grooves 701, the front end of the second front beam 6 is fixedly connected with a support plate 601, and the support plate 601 can eliminate support gaps, guide the removal of the support, and prevent the support from falling.

[0035] Working principle: the device in use, first of all, the device into the need to work in the occasion, after the staff check the device is finished can begin work, the base 1 fixed after the completion of the control system 4 and the initiative hydraulic device 401 drive cover beam 2 and roof beam 3 support, in the adjustment position, connecting rod 102 can drive cover beam 2 to adjust the position, the initiative hydraulic device 401 drive roof beam 3 position adjustment, when the need to support both sides of the coal mine cave, the first side hydraulic device 203 and the second side hydraulic device 301 start work, drive the first side guard plate 204 and the second side guard plate 302 to extend outward, to reinforce and fix both sides, the first front beam 5 can be extended forward by front beam hydraulic device 502, improve the overall work range of the device.

[0036] The above embodiment of the present application is described in detail in combination with the drawings, but the present application is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the present application.

Claims

1. Hydraulic support for a reclaimer, comprising a base (1), characterised in that, The rear upper end of the base (1) is fixedly connected with a baffle (101); the rear of the base (1) is provided with a connecting rod (102); The other end of the connecting rod (102) is pivotally connected with a cover beam (2), the inner rear side of the cover beam (2) is fixedly connected with a first rotary connecting piece (201), the inner front end of the cover beam (2) is fixedly connected with a second rotary connecting piece (202), the second rotary connecting piece (202) is pivotally connected with a top beam (3), the inner two ends of the cover beam (2) are fixedly connected with first side hydraulic devices (203), the inner two ends of the top beam (3) are fixedly connected with second side hydraulic devices (301), the extension ends of the first side hydraulic devices (203) and the second side hydraulic devices (301) are fixedly connected with first side baffle plates (204) and second side baffle plates (302) respectively.

2. The hydraulic support for a reclaimer as claimed in claim 1, wherein: The front middle part of the base (1) is fixedly connected with a connecting column (103), the front end of the connecting column (103) is provided with a connecting head (104).

3. The hydraulic support for a reclaimer as claimed in claim 1, wherein: The top of the base (1) is fixedly connected with a control system (4) near the rear edge, and the control system (4) is provided with a driving hydraulic device (401) near one end.

4. The hydraulic support for a reclaimer as claimed in claim 1, wherein: The end near the front of the top beam (3) is provided with a third rotary connecting piece (303), and the third rotary connecting piece (303) is pivotally connected with a first front beam (5).

5. The hydraulic support for a reclaimer as claimed in claim 4, wherein: The first front beam (5) is internally provided with a front beam slot (501), and the rear of the front beam slot (501) is fixedly connected with a front beam hydraulic device (502).

6. The hydraulic support for a reclaimer as claimed in claim 5 wherein: The extension end of the front beam hydraulic device (502) is fixedly connected with a second front beam (6), and the inner two ends of the first front beam (5) are provided with sliding blocks (503).

7. The hydraulic support for a reclaimer as claimed in claim 5, wherein: A sliding beam column (7) is arranged between the first front beam (5) and the second front beam (6), and the outer two ends of the sliding beam column (7) are provided with sliding grooves (701).

8. The hydraulic support for a reclaimer as claimed in claim 6, wherein: The sliding blocks (503) are slidingly connected on the sliding grooves (701), and the front end of the second front beam (6) is fixedly connected with a baffle plate (601).

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