Supporting assembly and hydraulic support

Abstract

The utility model relates to the technical field of mining equipment, in particular to a supporting assembly and a hydraulic support. A supporting assembly comprises a mounting seat and a mounting piece used for being connected with a telescopic beam. A wall protecting plate is hinged to the side wall, close to the end part of the telescopic beam, of the mounting seat; the mounting part comprises a fixed frame connected with the lower end surface of the telescopic beam; an accommodating groove for the mounting seat to extend into is formed in the fixed frame; the side wall of the fixed frame is provided with a bolt which is telescopically matched with the fixed frame along the width direction of the telescopic beam; a positioning hole into which the bolt extends is formed in the side wall of the mounting seat; the fixing frame is provided with a driving piece used for driving the plug pin to stretch out and draw back. The mounting base is matched with the fixing frame, and the bolt is matched and inserted with the mounting base through the driving piece, so that the baseboard and the hydraulic cylinder can be mounted and dismounted in a similar way; the wainscot and the hydraulic cylinder can be disassembled and assembled at the same time; the working time of workers on the coal wall of the working face is greatly shortened, and potential safety hazards and danger coefficients are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining equipment technical field, specifically, relate to a support subassembly and hydraulic support. BACKGROUND

[0002] Hydraulic support is with high pressure liquid as power, by a plurality of hydraulic elements and metal components according to certain connecting mode composition's one kind coal face support equipment. The telescopic beam of hydraulic support usually is equipped with support subassembly, and support subassembly usually includes wall guard and hydraulic cylinder, and the main effect of wall guard is to shield the coal block or rock fragment falling during coal mining operation, to protect the safety of staff in the working process.

[0003] The existing support subassembly is usually split type, and the wall guard is hinged at the front end of the telescopic beam close to the coal wall of the working face, the hydraulic cylinder body is hinged at the lower end surface of the telescopic beam, and the piston rod is hinged with the wall guard to realize the overturning of the wall guard, and the wall guard is usually connected with the telescopic beam through fasteners, pin shafts and other components, which is time-consuming when disassembling, replacing or maintaining, and the longer the staff stays in the coal wall of the working face, the greater the risk coefficient. UTILITY MODEL CONTENT

[0004] The utility model provides a support subassembly and hydraulic support, which can overcome some or some defects of the prior art.

[0005] According to the utility model of a kind of support subassembly, it includes mounting seat and the mounting piece for being connected with telescopic beam place, mounting seat is hinged with wall guard close to the side wall of telescopic beam end part,

[0006] The mounting piece includes a fixed frame for connecting with the lower end surface of the telescopic beam, the fixed frame forms a receiving groove for the mounting seat to extend into, the side wall of the fixed frame is provided with a latch that is telescopic with the fixed frame along the width direction of the telescopic beam, the side wall of the mounting seat is provided with a positioning hole for the latch to extend into, and the fixed frame is provided with a driving member for driving the latch to extend and retract.

[0007] Through the mounting seat, wall guard, fixed frame, latch and driving member of the utility model, the wall guard and hydraulic cylinder can be installed by cooperating the mounting seat with the fixed frame and inserting the latch with the mounting seat through the driving member, and the wall guard and hydraulic cylinder can be disassembled in the same way. Compared with the split type of the prior art, the wall guard and hydraulic cylinder can be installed and removed at the same time, which greatly reduces the working time of the staff in the coal wall of the working face, reduces the safety hazards and risk coefficient.

[0008] As preferred, the driving member comprises a bidirectional screw rod arranged along the width direction of the telescopic beam; the fixed frame is provided with a plurality of hinge seats arranged at intervals at the side away from the guard plate; the bidirectional screw rod is rotationally matched with the plurality of hinge seats; the end of the bolt is connected with a sliding plate arranged along the length direction of the telescopic beam; and the sliding plate is threadedly matched with the bidirectional screw rod.

[0009] In the utility model, the bidirectional screw rod is arranged, so that the sliding plate can be driven to displace when rotating, thereby driving the bolt to cooperate with the positioning hole of the mounting seat, and quick disassembly and assembly are realized.

[0010] As preferred, the side wall of the fixed frame is provided with a sliding rail arranged along the width direction of the telescopic beam, and the sliding plate is slidingly matched with the sliding rail.

[0011] In the utility model, the sliding rail is arranged, so that the displacement of the sliding plate is more accurate, the strength of the sliding plate is ensured, and when the bolt is completely separated from the fixed frame, the sliding plate cannot rotate around the axial direction of the bidirectional screw rod, so that the stability during disassembly and assembly is ensured.

[0012] As preferred, the side of the fixed frame is provided with a limiting member; the limiting member comprises a mounting plate used for being connected with the lower end surface of the telescopic beam; a rotating shaft parallel to the bidirectional screw rod is rotationally matched at the mounting plate; the rotating shaft is connected with a limiting plate; the limiting plate and the fixed frame jointly form a clamping interval used for accommodating the sliding plate; and a torsional spring is arranged at the rotating shaft.

[0013] In the utility model, the limiting member is arranged, so that the limiting plate can always locate the sliding plate in the clamping interval under the action of the torsional spring, thereby preventing the personnel from misoperating the bidirectional screw rod to cause the mounting seat and other structures to fall off and cause a safety hazard.

[0014] As preferred, the mounting seat is provided with a plurality of hinge plates arranged at intervals at the side same as the end of the telescopic beam; the guard plate is hinged with the plurality of hinge plates; the lower end surface of the mounting seat is provided with a hydraulic cylinder used for driving the guard plate to overturn; the lower end surface of the mounting seat is provided with a groove for the hydraulic cylinder to extend into; and the end of the telescopic beam is provided with a notch for the hinge plate to pass through.

[0015] In the utility model, the notch is arranged, so that the hinge plate can be placed in the notch, thereby enabling the guard plate to be located at the front end of the telescopic beam; and the groove is arranged, so that the volume of the mounting seat can be reduced, and the hydraulic cylinder can adapt to the overturning of the guard plate.

[0016] A hydraulic support comprises a support body, the support body comprising a telescopic beam and a supporting assembly as described in any one of the preceding embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic view of the lower end surface of the telescopic beam in embodiment 1;

[0018] Figure 2 is a bottom perspective view of the mounting seat separated from the fixed frame in Embodiment 1;

[0019] Figure 3 is a side perspective view of the mounting seat separated from the fixed frame in Embodiment 1;

[0020] Figure 4 is Figure 1 an enlarged schematic view of A. DETAILED DESCRIPTION

[0021] In order to further understand the content of the present application, the present application will be described in detail in conjunction with the embodiments. It should be understood that the embodiments are merely an explanation of the present application and not a limitation.

[0022] Embodiment 1

[0023] As Figures 1-4 shown, the present embodiment provides a support assembly and a hydraulic support; a support assembly, comprising a mounting seat 121 and a mounting piece 124 for connecting with the telescopic beam 110; the mounting seat 121 is hinged with a wall protection plate 123 near the side wall of the end portion of the telescopic beam 110;

[0024] The mounting piece 124 comprises a fixed frame 1240 for connecting with the lower end surface of the telescopic beam 110; the fixed frame 1240 forms a containing groove 1241 for the mounting seat 121 to extend into; the side wall of the fixed frame 1240 is provided with a bolt 2242 which is telescopic with the fixed frame 1240 along the width direction of the telescopic beam 110; the side wall of the mounting seat 121 is provided with a positioning hole 2211 for the bolt 2242 to extend into; the fixed frame 1240 is provided with a driving piece 125 for driving the bolt 2242 to extend.

[0025] Through the arrangement of the mounting seat 121, the wall protection plate 123, the fixed frame 1240, the bolt 2242 and the driving piece 125 in the present embodiment, the mounting seat 121 can be matched with the fixed frame 1240, the bolt 2242 can be matched and plugged with the mounting seat 121 through the driving piece 125, so that the mounting and dismounting of the wall protection plate 123 and the hydraulic cylinder 122 can be completed; compared with the split type of the prior art, the mounting seat 121, the hydraulic cylinder 122 and the wall protection plate 123 form a module, which can simultaneously mount and dismount the wall protection plate 123 and the hydraulic cylinder 122; the working time of the staff at the coal wall of the working face is greatly reduced, and the safety hidden danger and the risk coefficient are reduced; the bolt 2242 and the positioning hole 2211 are provided with multiple ones to ensure the connection strength of the mounting seat 121.

[0026] In the embodiment, the driving member 125 comprises a bidirectional screw 4252 arranged along the width direction of the telescopic beam 110; the fixed frame 1240 is provided with a plurality of hinge seats 4253 arranged at intervals at the side away from the wall panel 123; the bidirectional screw 4252 is rotationally matched with the plurality of hinge seats 4253; the end of the bolt 2242 is connected with a sliding plate 2250 arranged along the length direction of the telescopic beam 110; and the sliding plate 2250 is threadedly matched with the bidirectional screw 4252.

[0027] Through the arrangement of the bidirectional screw 4252 in the embodiment, the sliding plate 2250 can be driven to displace when the bidirectional screw 4252 is rotated, thereby driving the bolt 2242 to cooperate with the positioning hole 2211 of the mounting seat 121, and the quick disassembly and assembly is realized.

[0028] In the embodiment, the side wall of the fixed frame 1240 is provided with a sliding rail 2251 arranged along the width direction of the telescopic beam 110, and the sliding plate 2250 is slidingly matched with the sliding rail 2251.

[0029] Through the arrangement of the sliding rail 2251 in the embodiment, the displacement of the sliding plate 2250 is more accurate, the strength of the sliding plate 2250 is ensured, and when the bolt 2242 is completely separated from the fixed frame 1240, the sliding plate 2250 cannot rotate around the axis of the bidirectional screw 4252, so that the stability during the disassembly and assembly is ensured; wherein the sliding plate 2250 is provided with two and located at the two sides of the fixed frame 1240, and the bidirectional screw 4252 can simultaneously drive the two sliding plates 2250 to move relatively or oppositely when the bidirectional screw 4252 is rotated.

[0030] In the embodiment, one side of the fixed frame 1240 is provided with a limiting member 130; the limiting member 130 comprises a mounting plate 431 for connecting with the lower end surface of the telescopic beam 110; the mounting plate 431 is rotationally matched with a rotating shaft 432 which is parallel to the bidirectional screw 4252; the rotating shaft 432 is connected with a limiting plate 434; the limiting plate 434 and the fixed frame 1240 jointly form a clamping interval 4254 for accommodating the sliding plate 2250; and the rotating shaft 432 is provided with a torsional spring 433.

[0031] Through the arrangement of the limiting member 130 in the embodiment, the limiting plate 434 can always locate the sliding plate 2250 in the clamping interval 4254 due to the action of the torsional spring 433, so as to prevent the personnel from misoperating the bidirectional screw 4252 to cause the mounting seat 121 and other structures to fall off and cause safety hazards; wherein the limiting member 130 can be provided with two groups, each of which limits each sliding plate 2250, so that a single worker cannot simultaneously turn over two limiting plates 434 and rotate the bidirectional screw 4252, further preventing misoperation, and after the two groups of limiting members 130 are arranged, at least two persons are required to operate cooperatively, thereby improving the safety.

[0032] In the embodiment, the mounting base 121 is provided with a plurality of hinge plates 3212 arranged at intervals on the side of the same direction as the end of the telescopic beam 110; the guard plate 123 is hinged to the plurality of hinge plates 3212; the lower end surface of the mounting base 121 is provided with a hydraulic cylinder 122 for driving the guard plate 123 to flip; the lower end surface of the mounting base 121 is provided with a groove 2210 for the hydraulic cylinder 122 to extend into; and the end of the telescopic beam 110 is provided with a notch 311 for the hinge plate 3212 to pass through.

[0033] Through the provision of the notch 311 in the embodiment, the hinge plate 3212 can be placed in the notch 311, so that the guard plate 123 can be located at the front end of the telescopic beam 110; through the provision of the groove 2210, the volume of the mounting base 121 can be reduced, and the hydraulic cylinder 122 can adapt to the flipping of the guard plate 123; wherein the cylinder body of the hydraulic cylinder 122 is hinged to the mounting base 121, and the piston rod is hinged to the guard plate 123.

[0034] A hydraulic support comprises a support body 100 comprising a telescopic beam 110 and any one of the support assemblies 120 described above; wherein the support body 100 is a common hydraulic support, such as the ZY5000 / 13 / 28 type hydraulic support in the prior art, and the remaining structures are not described in detail, and the above components can be connected to the telescopic beam 110 by welding or fasteners.

[0035] It is easy to understand that, based on one or more embodiments provided in the present application, other embodiments can be obtained by combining, splitting, recombining, etc. of the embodiments of the present application, and these embodiments do not exceed the protection scope of the present application.

[0036] The above describes the present application and its embodiments in a schematic manner, and the description is not restrictive, and the embodiments shown are only part of the embodiments of the present application, and the actual structure is not limited thereto. Therefore, if a person skilled in the art is inspired by the above, without departing from the creative spirit of the present application, similar structural modes and embodiments can be designed without creativity, which should belong to the protection scope of the present application.

Claims

1. A support assembly, characterized in that: Includes a mounting base (121) and a mounting element (124) for connection to the telescopic beam (110); a wall panel (123) is hinged to the side wall of the mounting base (121) near the end of the telescopic beam (110). The mounting component (124) includes a fixing frame (1240) for connecting to the lower end face of the telescopic beam (110); a receiving groove (1241) is formed at the fixing frame (1240) for the mounting seat (121) to extend into; a pin (2242) is provided on the side wall of the fixing frame (1240) for telescopically engaging with the fixing frame (1240) along the width direction of the telescopic beam (110); a positioning hole (2211) is provided on the side wall of the mounting seat (121) for the pin (2242) to extend into; and a driving member (125) is provided at the fixing frame (1240) for driving the pin (2242) to telescopically extend.

2. A support assembly according to claim 1, characterized in that: The drive unit (125) includes a bidirectional screw (4252) arranged along the width direction of the telescopic beam (110); a plurality of spaced hinge seats (4253) are provided on the side of the fixed frame (1240) away from the wall panel (123); the bidirectional screw (4252) is rotatably engaged with the plurality of hinge seats (4253); the end of the pin (2242) is connected to a sliding plate (2250) arranged along the length direction of the telescopic beam (110); the sliding plate (2250) is threadedly engaged with the bidirectional screw (4252).

3. A support assembly according to claim 2, characterized in that: The side wall of the fixed frame (1240) is provided with a slide rail (2251) arranged along the width direction of the telescopic beam (110), and the slide plate (2250) slides in cooperation with the slide rail (2251).

4. A support assembly according to claim 2, characterized in that: A limiting member (130) is provided on one side of the fixed frame (1240); the limiting member (130) includes a mounting plate (431) for connecting to the lower end face of the telescopic beam (110); a rotating shaft (432) that is parallel to the bidirectional screw (4252) is rotatably fitted at the mounting plate (431); the rotating shaft (432) is connected to a limiting plate (434); the limiting plate (434) and the fixed frame (1240) together form a clamping area (4254) for accommodating the sliding plate (2250); a torsion spring (433) is provided at the rotating shaft (432).

5. A support assembly according to claim 1, characterized in that: The mounting base (121) is provided with multiple spaced hinge plates (3212) on one side of the end of the telescopic beam (110) in the same direction; the wall panel (123) is hinged to the multiple hinge plates (3212); the lower end face of the mounting base (121) is provided with a hydraulic cylinder (122) for driving the wall panel (123) to flip; the lower end face of the mounting base (121) is provided with a groove (2210) for the hydraulic cylinder (122) to extend into; the end of the telescopic beam (110) is provided with a notch (311) for the hinge plate (3212) to pass through.

6. A hydraulic support comprising a support body (100), the support body (100) including a telescopic beam (110) and a support assembly (120) as described in any one of claims 1-5.

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