CN218554856U - Hydraulic support base and hydraulic support - Google Patents

Abstract

The utility model discloses a hydraulic support base and hydraulic support, which relates to the technical field of hydraulic supports and comprises a base block, wherein the surface of the base block is provided with a base inner gear, the inner wall of the base inner gear is rotationally connected with a pushing jack through two trunnions, the inner wall of the base inner gear is rotationally connected with a rear gap bridge through two rotating shafts, the surface of the rear gap bridge is provided with an opening, the top end of the rear gap bridge is provided with an adjusting component, and the two sides of the rear gap bridge are both fixedly provided with auxiliary devices; the utility model has the advantages that: drive two ejector pads downstream through two telescopic cylinder, two auxiliary rods all lose the support downstream of ejector pad, and two auxiliary rods slide along the inner wall of two arcs respectively, make the back gap bridge rotate, and the downward sloping of back gap bridge makes the waste rock landing downwards that piles up on back gap bridge top, conveniently clears up the waste rock that piles up on back gap bridge top.

Description

Hydraulic support base and hydraulic support

Technical Field

The utility model relates to a hydraulic support base, in particular to hydraulic support base and hydraulic support belong to hydraulic support technical field.

Background

The hydraulic support is used for supporting the top plate of the comprehensive mechanical coal face to maintain the operation space and push the working face mining and transporting equipment. The main structure of the hydraulic support comprises: the hydraulic support comprises a top beam, a stand column, a base, a pushing device, a control valve group and the like, wherein the base is mainly used for providing an installation space for the stand column, the control valve group, the pushing device and other auxiliary devices, simultaneously transmitting the pressure of a top plate to a bottom plate and stabilizing the whole hydraulic support, the pushing device comprises a pushing jack, when waste rocks on a fully mechanized mining face in a well stride down on a shield beam, the waste rocks can slide to the rear part of the base along with the included angle of the back part of the shield beam, the interference problem between the base of the hydraulic support of a thin coal layer and the pushing jack is considered, a large-size opening is arranged on a rear gap bridge, when the waste rocks are accumulated more at the rear part of the base, the waste rocks flow into the opening and enter an inner gear of the base, a piston rod of the pushing jack is contacted with the waste rocks, and faults such as scratches, blocking and the like are easily generated;

the "hydraulic support base and hydraulic support" disclosed in the application number "cn201920903436.X" is also an increasingly mature technology, and "includes: a base body; the rear gap bridge is arranged at the rear part of the base body, and a gap is arranged on the rear gap bridge; the waste rock blocking device comprises a waste rock blocking pad, and a waste rock blocking pad cover is arranged on the opening and used for blocking waste rock from entering the inner gear of the base from the opening. This hydraulic support base establishes the waste rock pad through the opening upper cover at the rear gap bridge, the waste rock pad plays the effect that blocks the waste rock, prevent that the waste rock from gushing into the base in the opening department when base body rear portion piles up more, and then produced faults such as fish tail, the card of holding back when having avoided advancing jack and waste rock contact, stability when having improved the product operation, and improved the life of advancing jack and hydraulic support base, but the device still has following defect when in-service use.

1) Establish the waste rock blocking pad through the opening upper cover of passing a bridge at the back, utilize the waste rock blocking pad to block the waste rock to avoid advancing jack and waste rock contact, but the waste rock rolls off along the waste rock blocking pad landing of slope, piles up at the base rear portion, though can not follow the opening and get into the interior shelves of base, nevertheless also inconvenient clearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic support base and hydraulic support to current waste rock that provides in solving above-mentioned background art piles up at the base rear portion along the fender waste rock pad landing of slope, though can not follow the opening and get into shelves in the base, but also inconvenient problem of clearance.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a hydraulic support base and hydraulic support, includes the base piece, shelves in the base have been seted up on the surface of base piece, the inner wall of shelves rotates through two gudgeons in the base is connected with the lapse jack, the inner wall of shelves rotates through two pivots in the base and is connected with the back gap bridge, the opening has been seted up on the surface of back gap bridge, the top of back gap bridge is equipped with adjusting part, the both sides of back gap bridge are all fixed and are equipped with the auxiliary rod, the front of base piece is fixed and is equipped with two backup pads, two the top of backup pad is all fixed and is equipped with deflector and telescopic cylinder, two the surface of deflector all seted up with the gliding arc wall of auxiliary rod mutually, two telescopic cylinder's flexible end is all fixed be equipped with the gliding ejector pad mutually with the auxiliary rod.

Preferably, the adjusting part includes drive assembly and two slides, two the slide is all fixed to be set up on the top of rear gap bridge, two the dovetail has all been seted up to one side of slide, two the equal sliding connection of inner wall of dovetail has the forked tail slider, two one side of forked tail slider is all fixed to be equipped with the connecting plate, two the top of connecting plate is all fixed and is equipped with the guide block, the guiding groove has been seted up on the surface of guide block, the equal sliding connection of contact portion of guide block and two slides, the bottom mounting of guide block is equipped with the accessory plate, the fixed surface of accessory plate is equipped with the brush hair layer, the bottom of brush hair layer and the top sliding connection of rear gap bridge, the both sides of brush hair layer respectively with the opposite side sliding connection of two slides.

Preferably, drive assembly includes driving motor and two baffles, two the baffle is all fixed to be set up in one side of one of them slide, two rotate through the bearing between the baffle and be connected with the transmission lead screw, there is the movable plate on the surface of transmission lead screw through screw-nut threaded connection, the top of movable plate and the bottom fixed connection of guide block, driving motor is fixed to be set up one of them the back of baffle, driving motor's transmission shaft and the one end fixed connection of transmission lead screw, driving motor is just reversing motor.

Preferably, two the fixed loading board that is equipped with between the deflector, the fixed first locating plate that is equipped with in top of loading board, the top sliding connection of loading board has the waste rock box, the back of waste rock box and the positive sliding connection of first locating plate, the both sides of waste rock box respectively with one side sliding connection of two deflectors, the both sides of loading board are all fixed and are equipped with the second locating plate.

Preferably, two the constant head tank has all been seted up on the surface of second locating plate, two the inner wall sliding connection of constant head tank has first limiting plate, the back of first limiting plate and the front sliding connection of waste rock box, the both sides of first limiting plate are all fixed and are equipped with the second limiting plate, two one side of second limiting plate respectively with one side sliding connection of two second locating plates.

Preferably, the fixed guide cover that is equipped with in top of waste rock box, the both sides of waste rock box respectively with the opposite side sliding connection of two second locating plates, the fixed handle that is equipped with in front of waste rock box, the surface and the first limiting plate bottom sliding connection of handle.

Preferably, one side of base piece is fixed respectively and is equipped with protective housing and flush mounting plate of switch, flush mounting plate's surface is equipped with driving motor switch, telescopic cylinder switch and passes jack switch respectively, driving motor, two telescopic cylinder and pass jack respectively through driving motor switch, telescopic cylinder switch and pass jack switch and external power supply electric connection.

Preferably, the hydraulic support comprises a shield beam and a hydraulic support base, and the hydraulic support base is connected with the shield beam through an upright post and a connecting rod mechanism.

Compared with the prior art, the utility model provides a pair of hydraulic support base and hydraulic support have following beneficial effect:

1. the two telescopic cylinders drive the two push blocks to move downwards, the two auxiliary rods both lose the support of the push blocks to move downwards, the two auxiliary rods respectively slide along the inner walls of the two arc-shaped grooves to promote the rear gap bridge to rotate, the rear gap bridge inclines downwards to promote the waste rocks accumulated at the top end of the rear gap bridge to slide downwards, and the waste rocks accumulated at the top end of the rear gap bridge are convenient to clean;

2. the waste rock accumulated at the top end of the rear gap bridge is collected through the arranged waste rock box, the waste rock box is propped against the first positioning plate, the waste rock box is convenient to place, when the waste rock box needs to be taken out, the first positioning plate is moved downwards, so that the first positioning plate is separated from the two positioning grooves, the waste rock box can be pulled out, the arranged guide cover can prevent the waste rock from passing over the waste rock box when the waste rock slides along the surface of the inclined rear gap bridge, and the waste rock falls into the inner part of the waste rock box along the inner wall of the guide cover;

3. the driving motor drives the transmission screw rod to rotate, the transmission screw rod drives the movable plate to move, the movable plate drives the guide block to move, the guide block drives the auxiliary plate to move, the auxiliary plate drives the brush layer to move, one side of the two sliding plates and the top end of the rear gap bridge are cleaned, residues are avoided, and the cleaning effect is improved;

4. through removing the guide piece, the guide piece slides along the top of two slides, and then has changed the area that the guide piece covers the opening, and is more nimble, and two forked tail sliders of setting can prevent that the guide piece from breaking away from two slides when removing, and the stability of reinforcing structure, when the slope of back gap bridge, the back gap bridge top is piled up the waste rock and is slided along the top of back gap bridge.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is an enlarged schematic view of fig. 1 at C according to the present invention;

FIG. 5 is a schematic structural diagram of the guide block of the present invention

FIG. 6 is a schematic view of the gangue box of the present invention

Fig. 7 is a schematic structural view of the rear gap bridge of the present invention.

In the figure: 1. a base block; 2. a base inner stop; 3. a rear gap bridge; 4. opening the gap; 5. an adjustment assembly; 501. a slide plate; 502. a drive assembly; 5021. a baffle plate; 5022. a transmission screw rod; 5023. moving the plate; 5024. a drive motor; 503. a dovetail groove; 504. a dovetail slide block; 505. a connecting plate; 506. a guide block; 507. a guide groove; 508. an auxiliary plate; 509. a bristle layer; 6. an auxiliary lever; 7. a support plate; 8. a guide plate; 9. an arc-shaped slot; 10. a telescopic cylinder; 11. a push block; 12. pushing a jack; 13. a carrier plate; 14. a first positioning plate; 15. a gangue box; 16. a second positioning plate; 17. positioning a groove; 18. a first limit plate; 19. a second limiting plate; 20. a guide cover; 21. a handle; 22. a protective shell; 23. and a switch panel.

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.

Example 1:

referring to fig. 1-7, the utility model provides a hydraulic support base and hydraulic support, including base block 1, base inner rail 2 has been seted up on the surface of base block 1, the inner wall of base inner rail 2 is connected with pushing jack 12 through two gudgeon rotations, the inner wall of base inner rail 2 is connected with back gap bridge 3 through two pivot rotations, the surface of back gap bridge 3 is seted up opening 4, the top of back gap bridge 3 is equipped with adjusting part 5, both sides of back gap bridge 3 are all fixed with auxiliary rod 6, the front of base block 1 is fixed with two backup pads 7, the top of two backup pads 7 is all fixed with deflector 8 and telescopic cylinder 10, the surface of two deflector 8 is all seted up the arc wall 9 that slides with auxiliary rod 6, the telescopic end of two telescopic cylinder 10 is all fixed with ejector pad 11 that slides with auxiliary rod 6;

a bearing plate 13 is fixedly arranged between the two guide plates 8, a first positioning plate 14 is fixedly arranged at the top end of the bearing plate 13, a waste rock box 15 is connected to the top end of the bearing plate 13 in a sliding manner, the back surface of the waste rock box 15 is connected with the front surface of the first positioning plate 14 in a sliding manner, two sides of the waste rock box 15 are respectively connected with one side of the two guide plates 8 in a sliding manner, second positioning plates 16 are fixedly arranged on two sides of the bearing plate 13, the waste rock box 15 is placed through the bearing plate 13, waste rock accumulated at the top end of the rear gap bridge 3 is collected through the waste rock box 15, and the waste rock box 15 is abutted through the first positioning plate 14, so that the waste rock box 15 is convenient to place;

the positioning grooves 17 are formed in the surfaces of the two second positioning plates 16, the inner walls of the two positioning grooves 17 are connected with first limiting plates 18 in a sliding mode, the back surfaces of the first limiting plates 18 are connected with the front surface of the waste rock box 15 in a sliding mode, the second limiting plates 19 are fixedly arranged on the two sides of the first limiting plates 18, one sides of the two second limiting plates 19 are connected with one sides of the two second positioning plates 16 in a sliding mode respectively, the first limiting plates 18 are contained through the positioning grooves 17, the waste rock box 15 is abutted through the first limiting plates 18 in the horizontal direction, fixing of the waste rock box 15 is facilitated, the two second limiting plates 19 are abutted through the two second positioning plates 16, and the first limiting plates 18 are prevented from being separated from the positioning grooves 17 in the horizontal direction;

the top end of the gangue box 15 is fixedly provided with a guide cover 20, two sides of the gangue box 15 are respectively connected with the other sides of the two second positioning plates 16 in a sliding manner, the front face of the gangue box 15 is fixedly provided with a handle 21, the surface of the handle 21 is connected with the bottom end of the first limiting plate 18 in a sliding manner, the gangue box 15 is convenient to move through the handle 21, the gangue can be prevented from passing over the gangue box 15 when slipping along the surface of the inclined rear gap bridge 3 through the guide cover 20, and the gangue falls into the gangue box 15 along the inner wall of the guide cover 20;

a protective shell 22 and a switch panel 23 are respectively fixedly arranged on one side of the base block 1, a telescopic cylinder switch and a pushing jack switch are respectively arranged on the surface of the switch panel 23, the two telescopic cylinders 10 and the pushing jack 12 are respectively electrically connected with an external power supply through the telescopic cylinder switch and the pushing jack switch, and the switch panel 23 is protected through the protective shell 22;

a hydraulic support comprises a shield beam and a hydraulic support base, wherein the hydraulic support base is connected with the shield beam through a stand column and a connecting rod mechanism;

referring to fig. 1-7, the utility model provides a hydraulic support base and hydraulic support still include adjusting part 5, adjusting part 5 includes drive assembly 502 and two slide plates 501, two slide plates 501 all fix the top that sets up at rear gap bridge 3, dovetail 503 has all been seted up to one side of two slide plates 501, the inner wall of two dovetail 503 all sliding connection has dovetail slider 504, one side of two dovetail slider 504 all fixes and is equipped with connecting plate 505, the top of two connecting plates 505 all fixes and is equipped with guide block 506, guide block 506's surface has seted up guiding groove 507, guide block 506 all sliding connection with the contact part of two slide plates 501, guide block 506's bottom is fixed and is equipped with accessory plate 508, accessory plate 508's surface fixing is equipped with brush hair layer 509, brush hair layer 509's bottom and rear gap bridge 3's top sliding connection, brush hair layer 509's both sides respectively with the opposite side sliding connection of two slide plates 501;

specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 5, and fig. 7, when the area of the opening 4 covered by the guide block 506 needs to be adjusted, the top end of the rear gap bridge 3 is made to be horizontal, the guide block 506 is moved, the guide block 506 slides along the top ends of the two sliding plates 501, and then the area of the opening 4 covered by the guide block 506 is changed, which is more flexible, the two dovetail sliding blocks 504 are arranged to prevent the guide block 506 from being separated from the two sliding plates 501 when moving, so as to enhance the stability of the structure, when the rear gap bridge 3 tilts, the top end of the rear gap bridge 3 accumulates gangue and slides along the top end of the rear gap bridge 3, the guide block 506 is moved, the guide block 506 drives the auxiliary plate 508 to move, the auxiliary plate 508 drives the bristle layer 509 to move, one side of the two sliding plates 501 and the top end of the rear gap bridge 3 are cleaned, so as to avoid residue, and improve the cleaning effect.

Example 2:

the driving assembly 502 comprises a driving motor 5024 and two baffles 5021, the two baffles 5021 are fixedly arranged on one side of one sliding plate 501, a transmission lead screw 5022 is rotatably connected between the two baffles 5021 through a bearing, the surface of the transmission lead screw 5022 is in threaded connection with a moving plate 5023 through a lead screw nut, the top end of the moving plate 5023 is fixedly connected with the bottom end of a guide block 506, the driving motor 5024 is fixedly arranged on the back surface of one of the baffles 5021, a transmission shaft of the driving motor 5024 is fixedly connected with one end of the transmission lead screw 5022, and the driving motor 5024 is a forward and reverse motor;

a driving motor switch is arranged on the surface of the switch panel 23, and the driving motor 5024 is electrically connected with an external power supply through the driving motor switch;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 7, the driving motor 5024 is first started by the driving motor switch, the driving motor 5024 drives the driving screw 5022 to rotate, the driving screw 5022 drives the moving plate 5023 to move, and the moving plate 5023 drives the guiding block 506 to move, so that the guiding block 506 does not need to be moved manually, the area of the guiding block 506 covering the opening 4 is favorably adjusted, the guiding block 506 is favorably utilized to drive the auxiliary plate 508 and the bristle layer 509 to move, and the cleaning is realized, and the cleaning is more convenient.

The working principle is as follows: when specifically using, the utility model relates to a hydraulic support base and hydraulic support, at first when the waste rock that piles up on rear gap bridge 3 top is cleared up to needs, start two telescopic cylinder 10 through telescopic cylinder switch, the flexible end of two telescopic cylinder 10 shortens, two telescopic cylinder 10 drive two ejector pad 11 downshifts, two auxiliary rod 6 all lose the support downshifting of ejector pad 11, two auxiliary rod 6 slide along the inner wall of two arc walls 9 respectively, make rear gap bridge 3 rotate, rear gap bridge 3 downward sloping, make the waste rock that piles up on rear gap bridge 3 top slide down, make things convenient for the clearance to pile up the waste rock on rear gap bridge top, it is further, the waste rock box 15 of setting collects the accumulational waste rock on rear gap bridge 3 top, support waste rock box 15 through first locating plate 14, conveniently settle waste rock box 15, when needing to take out waste rock box 15, first limiting plate 18 moves down, make first limiting plate 18 break away from two constant head tanks 17, can put forth out the movable plate 15, guide cage 20 that can prevent that the guide gap bridge moves the waste rock from the back and drive the inner wall of the guide brush 5 and drive the guide bridge 5, the inner wall of the guide brush accessory pad rotates through the screw 5023, the clean 5023, the drive motor 508 that the guide moves, the guide 5024 that the guide moves the guide accessory shoe drives the guide accessory shoe and the guide, 5023, the guide moves the top of the drive pole and the guide accessory pole, 5024, the drive the pole drives the accessory pole, 5024, 5023, the inner wall of the accessory drives the guide rack, 5024, the guide rack, the clean drive pole.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a hydraulic support base, includes base piece (1), its characterized in that, shelves (2) in the base have been seted up on the surface of base piece (1), the inner wall of shelves (2) rotates through two gudgeons in the base and is connected with pusher jack (12), the inner wall of shelves (2) rotates through two pivots in the base and is connected with back gap bridge (3), opening (4) have been seted up on the surface of back gap bridge (3), the top of back gap bridge (3) is equipped with adjusting part (5), the both sides of back gap bridge (3) are all fixed and are equipped with auxiliary rod (6), the front of base piece (1) is fixed and is equipped with two backup pads (7), two the top of backup pad (7) is all fixed and is equipped with deflector (8) and telescopic cylinder (10), two the surface of deflector (8) is all seted up and is equipped with arc groove (9) gliding mutually with auxiliary rod (6), two telescopic cylinder's (10) flexible end is all fixed and is equipped with sliding ejector pad (11) mutually with auxiliary rod (6).

2. The hydraulic mount base of claim 1, wherein: adjusting part (5) are including drive assembly (502) and two slide (501), two slide (501) are all fixed to be set up on the top of rear gap bridge (3), two dovetail (503) have all been seted up to one side of slide (501), two equal sliding connection of inner wall of dovetail (503) has forked tail slider (504), two one side of forked tail slider (504) is all fixed and is equipped with connecting plate (505), two the top of connecting plate (505) is all fixed and is equipped with guide block (506), guide groove (507) have been seted up on the surface of guide block (506), guide block (506) and the equal sliding connection of contact part of two slide (501), the bottom mounting of guide block (506) is equipped with accessory plate (508), the fixed surface of accessory plate (508) is equipped with brush hair layer (509), the bottom of brush hair layer (509) and the top sliding connection of rear gap bridge (3), the both sides of brush hair layer (509) respectively with the opposite side sliding connection of two slide (501).

3. The hydraulic mount base of claim 2, wherein: drive assembly (502) include driving motor (5024) and two baffles (5021), two baffle (5021) is all fixed to be set up in one side of one of them slide (501), two be connected with transmission lead screw (5022) through the bearing rotation between baffle (5021), there is movable plate (5023) on the surface of transmission lead screw (5022) through screw-nut threaded connection, the top of movable plate (5023) and the bottom fixed connection of guide piece (506), driving motor (5024) are fixed to be set up in one of them the back of baffle (5021), the transmission shaft of driving motor (5024) and the one end fixed connection of transmission lead screw (5022), driving motor (5024) are positive and negative motor.

4. The hydraulic mount base of claim 1, wherein: two fixed loading board (13) that is equipped with between deflector (8), the fixed first locating plate (14) that is equipped with in top of loading board (13), the top sliding connection of loading board (13) has waste rock box (15), the back of waste rock box (15) and the front sliding connection of first locating plate (14), the both sides of waste rock box (15) respectively with one side sliding connection of two deflectors (8), the both sides of loading board (13) are all fixed and are equipped with second locating plate (16).

5. The hydraulic mount base of claim 4, wherein: two constant head tank (17), two have all been seted up on the surface of second locating plate (16) the inner wall sliding connection of constant head tank (17) has first limiting plate (18), the back of first limiting plate (18) and the front sliding connection of waste rock box (15), the both sides of first limiting plate (18) are all fixed and are equipped with second limiting plate (19), two one side of second limiting plate (19) respectively with one side sliding connection of two second locating plates (16).

6. The hydraulic mount base of claim 5, wherein: the fixed guide cover (20) that is equipped with in top of waste rock box (15), the both sides of waste rock box (15) respectively with the opposite side sliding connection of two second locating plates (16), the front of waste rock box (15) is fixed and is equipped with handle (21), the surface and the first limiting plate (18) bottom sliding connection of handle (21).

7. A hydraulic mount base according to claim 3, wherein: one side of base piece (1) is fixed respectively and is equipped with protective housing (22) and flush mounting plate of switch (23), the surface of flush mounting plate of switch (23) is equipped with driving motor switch, telescopic cylinder switch and passes jack switch respectively, driving motor (5024), two telescopic cylinder (10) and pass jack (12) respectively through driving motor switch, telescopic cylinder switch and pass jack switch and external power supply electric connection.

8. A hydraulic support characterised by comprising a shield beam and a hydraulic support mount according to any one of claims 1 to 7 connected to the shield beam by a mast and linkage mechanism.

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