CN210973645U - Hydraulic mechanical arm convenient to mount and dismount in underground coal mine - Google Patents
Hydraulic mechanical arm convenient to mount and dismount in underground coal mine Download PDFInfo
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- CN210973645U CN210973645U CN201921849143.4U CN201921849143U CN210973645U CN 210973645 U CN210973645 U CN 210973645U CN 201921849143 U CN201921849143 U CN 201921849143U CN 210973645 U CN210973645 U CN 210973645U
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- arm
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- oil cylinder
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Abstract
A hydraulic mechanical arm convenient for installation and disassembly in a coal mine well belongs to the field of mechanical arms for coal mines and can solve the problems of complicated assembling and disassembling processes and high installation operation strength of a lifting arm and a base of the mechanical arm for coal mines, and comprises a base, a supporting arm and the lifting arm, wherein the supporting arm is connected with the base, the lifting arm is connected with the supporting arm, the base is provided with a hydraulic power unit, positioning blocks are arranged on two sides of the bottom of the supporting arm, a supporting frame is arranged on the base and comprises a sliding shaft, a rear supporting plate, a middle supporting plate and a front supporting plate, a shaft sleeve is arranged on the outer side of the sliding shaft, a pressing block is arranged on the inner side of the shaft sleeve, a pushing mechanism is arranged between the rear supporting plate and the middle supporting plate of the supporting frame, a bolt is arranged in the middle of the pushing mechanism, a lifting oil cylinder is, the utility model discloses simplify the installation combination of arm and disassembled the step, reduced workman's the operation intensity of tearing open.
Description
Technical Field
The utility model belongs to the technical field of the arm for the colliery, concretely relates to colliery is hydraulic pressure arm convenient to installation dismantlement in pit.
Background
The hydraulic mechanical arm convenient to mount and dismount in the underground coal mine is required to be developed, the lifting arm of the hydraulic mechanical arm on the market at present and the base are relatively complex in splicing and dismounting process, the splicing and mounting operation intensity of workers is relatively high, and the use is relatively inconvenient.
Disclosure of Invention
The utility model discloses to current for the colliery arm lift arm with the base assemble with dismantle the flow loaded down with trivial details, the problem that installation operation intensity is high provides a colliery is convenient for install hydraulic mechanical arm of dismantling in the pit.
The utility model adopts the following technical scheme:
a hydraulic mechanical arm convenient to mount and dismount in a coal mine well comprises a base, a supporting arm and a lifting arm, wherein one end of the supporting arm is vertically connected with the base, one end of the lifting arm is hinged with the other end of the supporting arm, a hydraulic power unit is arranged on one side of the upper end face of the base, positioning blocks are respectively arranged on two sides of the bottom of the supporting arm, a supporting frame is arranged on the end face of the base and comprises two sliding shafts, a rear supporting plate, a middle supporting plate and a front supporting plate which are parallel to the lifting arm, a shaft sleeve is arranged on the outer side of each sliding shaft, a pressing block matched with the positioning blocks of the supporting arm is arranged on the inner side of each shaft sleeve, a pushing mechanism formed by four connecting rods in an end-to-end connection mode is arranged between the rear supporting plate and the middle supporting plate of the supporting frame, a bolt penetrating through the connecting rods is arranged in, the other end of the hydraulic power unit is connected with a front support rod of the support frame, the hydraulic power unit is respectively connected with the output ends of the lifting oil cylinder and the lifting oil cylinder through oil line pipelines, a sliding pipe is arranged in the lifting arm, an upper support shaft and a lower support shaft are arranged at the end part of the sliding pipe, a piston rod of the lifting oil cylinder is connected with the upper support shaft, and a lifting chain is connected with the lower support shaft.
The connecting end of the base and the supporting arm is provided with a square column for positioning.
Lifting lugs are symmetrically arranged on two sides of the bottom of the lifting arm, inserting shafts penetrating the lifting lugs are arranged in the lifting lugs, and a piston rod of the lifting oil cylinder is hinged to the lifting lugs through the inserting shafts.
And the upper end and the lower end of each of the two sides of the lifting arm are respectively and symmetrically provided with a positioning ring, and a spring is arranged between the positioning rings at the upper end and the lower end.
The lifting arm is provided with a positioning frame crossing over the lifting oil cylinder, an inserted rod of the positioning frame extends into a spring between the positioning rings, and the tail end of the inserted rod is connected with two ends of the inserted shaft.
The end faces of the positioning blocks on the two sides of the supporting arm are obliquely arranged.
The end face of the pressing block on the inner side of the shaft sleeve is obliquely arranged in an inserting and matching mode with the end face of the positioning block.
The utility model has the advantages as follows:
the utility model discloses under pushing away the pushing mechanism and the bolt that the connecting rod is constituteed promoted jointly, the briquetting can slide forward and correspond to cooperate the extrusion to leaning on together with the locating piece is pegged graft, realizes that the support arm is convenient installs and dismantles, and the effectual installation combination of simplifying the arm with disassemble the step, reduced workman's the operation intensity of tearing open, it is nimble convenient to use.
Drawings
FIG. 1 is a schematic structural diagram I of the present invention;
FIG. 2 is a schematic structural diagram II of the present invention;
fig. 3 is a schematic structural view of the support frame of the present invention;
fig. 4 is a schematic structural view of the support arm of the present invention;
fig. 5 is a schematic view of the connection between the support arm and the support frame of the present invention;
fig. 6 is a schematic structural view of the base of the present invention;
wherein: 1-a base; 2-a hydraulic power unit; 3-lifting arm; 4-a positioning frame; 5-hanging chains; 6-lifting the oil cylinder; 7-inserting a shaft; 8-a support arm; 9-a sliding shaft; 10-bolt; 11-a connecting rod; 12-a shaft sleeve; 13-square column; 14-lifting the oil cylinder; 15-positioning blocks; 16-briquetting; 17-rear support plate; 18-middle support plate; 19-a front support bar; 20-upper support shaft; 21-lower support shaft; 22-a lifting lug; 23-a positioning ring; 24-spring.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
A hydraulic mechanical arm convenient to mount and dismount in a coal mine well comprises a base 1, a supporting arm 8 and a lifting arm 3, wherein one end of the supporting arm 8 is vertically connected with the base 1, one end of the lifting arm 3 is hinged with the other end of the supporting arm 8, one side of the upper end face of the base 1 is provided with a hydraulic power unit 2, two sides of the bottom of the supporting arm 8 are respectively provided with a positioning block 15, the end face of the base 1 is provided with a supporting frame which comprises two sliding shafts 9, a rear supporting plate 17, a middle supporting plate 18 and a front supporting rod 19 which are parallel to the lifting arm 3, the outer side of each sliding shaft 9 is provided with a shaft sleeve 12, the inner side of each shaft sleeve 12 is provided with a pressing block 16 matched with the positioning block 15 of the supporting arm 8, a pushing mechanism which is formed by connecting four connecting rods 11 in an end-to-end connection mode is arranged between the rear supporting plate 17 and the middle supporting, the bottom end of the lifting oil cylinder 6 is provided with a lifting oil cylinder 6, a piston rod of the lifting oil cylinder 6 is hinged with the lifting arm 3, the other end of the lifting oil cylinder is connected with a front support rod 19 of the support frame, the hydraulic power unit 2 is respectively connected with the lifting oil cylinder 14 and the lifting oil cylinder 6 in an output mode through oil pipelines, a sliding pipe is arranged in the lifting arm 3, an upper support shaft 20 and a lower support shaft 21 are arranged at the end part of the sliding pipe, the piston rod of the lifting oil cylinder 14 is connected with the upper support shaft 20, and the lower support shaft 21 is.
And a square column 13 for positioning is arranged at the connecting end of the base 1 and the supporting arm 8.
Lifting lugs 22 are symmetrically arranged on two sides of the bottom of the lifting arm 3, an inserting shaft 7 penetrating through the lifting lugs 22 is arranged in the lifting lugs 22, and a piston rod of the lifting oil cylinder 6 is hinged with the lifting lugs 22 through the inserting shaft 7.
The upper end and the lower end of the two sides of the lifting arm 3 are respectively and symmetrically provided with a positioning ring 23, and a spring 24 is arranged between the positioning rings 23 at the upper end and the lower end.
The lifting arm 3 is provided with a positioning frame 4 striding over the lifting oil cylinder 14, an inserted bar of the positioning frame 4 extends into a spring 24 between the positioning rings 23, and the tail end of the inserted bar is connected with two ends of the inserted shaft 7.
The end faces of the positioning blocks 15 on the two sides of the supporting arm 8 are obliquely arranged.
The end surface of the pressing block 16 at the inner side of the shaft sleeve 12 is obliquely arranged in an inserting and matching way with the end surface of the positioning block 15.
Under the pushing of the pushing mechanism formed by the connecting rod and the bolt, the pressing block can slide forwards and correspondingly be inserted, matched and extruded with the positioning block to lean against the positioning block.
The sliding butt joint and separation of the pressing block and the positioning block can be completed only by screwing the bolt in the forward and reverse rotation mode, so that the mounting and dismounting steps of the supporting arm are effectively simplified, and the supporting arm can be conveniently spliced, combined and disassembled.
The method comprises the steps of firstly inserting a support sleeve on a square column, then screwing a bolt to tightly press and position the support arm at the top end of a base, then lifting a lifting wall and inserting the lifting wall and a lifting oil cylinder together through an insertion shaft, and finishing the installation and use process of the hydraulic mechanical arm.
Claims (7)
1. The utility model provides a colliery is hydraulic mechanical arm convenient to installation dismantlement in pit which characterized in that: comprises a base (1), a supporting arm (8) and a lifting arm (3), wherein one end of the supporting arm (8) is vertically connected with the base (1), one end of the lifting arm (3) is hinged with the other end of the supporting arm (8), one side of the upper end surface of the base (1) is provided with a hydraulic power unit (2), two sides of the bottom of the supporting arm (8) are respectively provided with a positioning block (15), the end surface of the base (1) is provided with a supporting frame, the supporting frame comprises two sliding shafts (9) which are parallel to the lifting arm (3), a rear supporting plate (17), a middle supporting plate (18) and a front supporting rod (19), the outer side of each sliding shaft (9) is provided with a shaft sleeve (12), the inner side of each shaft sleeve (12) is provided with a pressing block (16) matched with the positioning block (15) of the supporting arm (8), and a pushing mechanism which is formed by four connecting rods (11) in an end-to, the middle of the pushing mechanism is provided with a bolt (10) penetrating through a connecting rod (11), the top end face of the lifting arm (3) is provided with a lifting oil cylinder (14), the bottom end of the lifting oil cylinder (6) is provided with a lifting oil cylinder (6), a piston rod of the lifting oil cylinder (6) is hinged with the lifting arm (3), the other end of the lifting oil cylinder is connected with a front supporting rod (19) of the supporting frame, a hydraulic power unit (2) is respectively connected with the lifting oil cylinder (14) and the lifting oil cylinder (6) in an output mode through an oil pipeline, a sliding pipe is arranged in the lifting arm (3), the end portion of the sliding pipe is provided with an upper supporting shaft (20) and a lower supporting shaft (21), the piston rod of the lifting oil cylinder (14) is connected with the upper supporting.
2. The hydraulic mechanical arm convenient to mount and dismount under a coal mine well according to claim 1, is characterized in that: the connecting end of the base (1) and the supporting arm (8) is provided with a square column (13) for positioning.
3. The hydraulic mechanical arm convenient to mount and dismount under a coal mine well according to claim 1, is characterized in that: lifting lugs (22) are symmetrically arranged on two sides of the bottom of the lifting arm (3), an inserting shaft (7) penetrating through the lifting lugs (22) is arranged in the lifting lugs (22), and a piston rod of the lifting oil cylinder (6) is hinged with the lifting lugs (22) through the inserting shaft (7).
4. The hydraulic mechanical arm convenient to mount and dismount in a coal mine well according to claim 3, is characterized in that: the upper end and the lower end of the two sides of the lifting arm (3) are respectively and symmetrically provided with a positioning ring (23), and a spring (24) is arranged between the positioning rings (23) at the upper end and the lower end.
5. The hydraulic mechanical arm convenient to mount and dismount in a coal mine well according to claim 4, is characterized in that: the lifting arm (3) is provided with a positioning frame (4) crossing over the lifting oil cylinder (14), an inserted rod of the positioning frame (4) extends into a spring (24) between the positioning rings (23), and the tail end of the inserted rod is connected with two ends of the inserted shaft (7).
6. The hydraulic mechanical arm convenient to mount and dismount under a coal mine well according to claim 1, is characterized in that: the end faces of the positioning blocks (15) on the two sides of the supporting arm (8) are obliquely arranged.
7. The hydraulic mechanical arm convenient to mount and dismount under a coal mine well according to claim 1, is characterized in that: the end surface of the pressing block (16) on the inner side of the shaft sleeve (12) is obliquely arranged in an inserting and matching mode with the end surface of the positioning block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849143.4U CN210973645U (en) | 2019-10-31 | 2019-10-31 | Hydraulic mechanical arm convenient to mount and dismount in underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849143.4U CN210973645U (en) | 2019-10-31 | 2019-10-31 | Hydraulic mechanical arm convenient to mount and dismount in underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210973645U true CN210973645U (en) | 2020-07-10 |
Family
ID=71446052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921849143.4U Active CN210973645U (en) | 2019-10-31 | 2019-10-31 | Hydraulic mechanical arm convenient to mount and dismount in underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210973645U (en) |
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2019
- 2019-10-31 CN CN201921849143.4U patent/CN210973645U/en active Active
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