CN210530900U - Hydraulic support supporting equipment for coal mining - Google Patents
Hydraulic support supporting equipment for coal mining Download PDFInfo
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- CN210530900U CN210530900U CN201921559569.6U CN201921559569U CN210530900U CN 210530900 U CN210530900 U CN 210530900U CN 201921559569 U CN201921559569 U CN 201921559569U CN 210530900 U CN210530900 U CN 210530900U
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Abstract
The utility model provides a coal mining's hydraulic support struts equipment, belongs to colliery hydraulic pressure protection technical field, include PMKD, draw straight board, ground nail jack, buffer, hydraulic cylinder, protection layer board, support diaphragm to one side, its characterized in that: the edge symmetry respectively fixedly connected with draws straight plate to one side around the fixed baseplate left and right sides top surface, every draw straight plate to one side and go up the top surface and respectively be equipped with two ground nail jacks, each fixedly connected with buffer of department around the edge around the fixed baseplate upper end surface, each fixedly connected with hydraulic cylinder of department around the top surface on the fixed baseplate middle department around the top surface, every top surface centre of a circle department is connected with the protection layer board on the buffer, two be connected with the support diaphragm between the hydraulic cylinder upper end surface, the protection support can prevent to move when hydro-cylinder support and the contact of protection support to the change movable support that the staff can be quick at any time.
Description
Technical Field
The utility model belongs to the technical field of colliery hydraulic pressure protection apparatus, concretely relates to coal mining's hydraulic support struts equipment.
Background
In long-term work practice, the hydro-cylinder failure support of hydraulic support falls the in-process in the twinkling of an eye, and current protective bracket layer board makes the hydro-cylinder crooked for straight plate hydro-cylinder support removes very easily to need change protective bracket after replacing whole hydraulic support when changing protective bracket, inconvenient staff's operation is used and work efficiency is reduced.
Disclosure of Invention
The utility model aims at: in order to solve hydraulic support's the malfunctioning support of hydro-cylinder whereabouts in the twinkling of an eye in-process, the protective bracket removes when can prevent hydro-cylinder support and protective bracket contact to the staff can be quick change movable support at any time, makes things convenient for the staff to operate and use and improves work efficiency, and its technical scheme is as follows:
the utility model provides a coal mining's hydraulic support struts equipment, it includes PMKD 1, draws straight board 2, ground nail jack 3, buffer 4, hydraulic cylinder 5, protection layer board 6, support diaphragm 7 to one side, its characterized in that: the front edge and the rear edge of the top surface of the left side and the right side of the fixed bottom plate 1 are respectively and fixedly connected with a diagonal straight plate 2, the top surface of each diagonal straight plate 2 is respectively provided with two ground nail insertion holes 3, the middle part of the front edge and the rear edge of the top surface of the fixed bottom plate 1 is respectively and fixedly connected with a buffer device 4, the middle part of the front edge and the rear edge of the top surface of the fixed bottom plate 1 is respectively and fixedly connected with a hydraulic oil cylinder 5, the circle center of the top surface of each buffer device 4 is connected with a protective supporting plate 6, a supporting transverse plate 7 is connected between the top surfaces of the two hydraulic oil cylinders 5, the buffer device 4 comprises a bottom sleeve 4-1, a rubber cushion 4-2, an internal thread 4-3 and a shock absorber 4-4, the circle center of the internal lower top surface of the circle center of the top surface of the bottom sleeve 4-1 is fixedly connected with the rubber cushion 4-, the shock absorber 4-4 is inserted in the center of the circle of the top end surface of the bottom sleeve 4-1, the protective supporting plate 6 comprises a U-shaped plate 6-1, an insertion tube 6-2 and a jackscrew 6-3, the insertion tube 6-2 is fixedly connected to the middle of the bottom end surface of the U-shaped plate 6-1, the jackscrew 6-3 is inserted in the middle of the top end surface of the insertion tube 6-2 side, the insertion tube 6-2 is inserted in the upper end surface of the shock absorber 4-4, the supporting transverse plate 7 comprises a supporting plate 7-1, cushion blocks 7-2, connecting columns 7-3 and screwed tubes 7-4, the cushion blocks 7-2 are fixedly connected to the middle of the front and rear edges of the bottom end surface of the supporting plate 7-1, the connecting columns 7-3 are symmetrically and fixedly connected to the front and rear middle of the bottom end surface, the lower top end surface of each connecting column 7-3 is connected with a threaded pipe 7-4, and the threaded pipes 7-4 and the connecting columns 7-3 are connected with each other through bearings.
The utility model has the advantages that: in order to solve the problem that the oil cylinder failure support of the hydraulic support falls down instantly, the protective support can prevent the oil cylinder support from moving when contacting with the protective support, and a worker can rapidly change the movable support at any time, so that the operation and the use of the worker are facilitated, and the working efficiency is improved.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the buffering device 4 of the present invention;
fig. 3 is a schematic structural view of the protective supporting plate 6 of the present invention;
fig. 4 is a schematic structural view of the supporting cross plate 7 of the present invention.
The specific implementation mode is as follows:
referring to fig. 1, fig. 2, fig. 3 and fig. 4, the hydraulic support equipment for coal mining comprises a fixed bottom plate 1, a diagonal straight plate 2, a ground nail jack 3, a buffer device 4, a hydraulic oil cylinder 5, a protective supporting plate 6 and a supporting transverse plate 7, and is characterized in that: the front edge and the rear edge of the top surface of the left side and the right side of the fixed bottom plate 1 are respectively and fixedly connected with a diagonal straight plate 2, the top surface of each diagonal straight plate 2 is respectively provided with two ground nail insertion holes 3, the middle part of the front edge and the rear edge of the top surface of the fixed bottom plate 1 is respectively and fixedly connected with a buffer device 4, the middle part of the front edge and the rear edge of the top surface of the fixed bottom plate 1 is respectively and fixedly connected with a hydraulic oil cylinder 5, the circle center of the top surface of each buffer device 4 is connected with a protective supporting plate 6, a supporting transverse plate 7 is connected between the top surfaces of the two hydraulic oil cylinders 5, the buffer device 4 comprises a bottom sleeve 4-1, a rubber cushion 4-2, an internal thread 4-3 and a shock absorber 4-4, the circle center of the internal lower top surface of the circle center of the top surface of the bottom sleeve 4-1 is fixedly connected with the rubber cushion 4-, the shock absorber 4-4 is inserted in the center of the circle of the top end surface of the bottom sleeve 4-1, the protective supporting plate 6 comprises a U-shaped plate 6-1, an insertion tube 6-2 and a jackscrew 6-3, the insertion tube 6-2 is fixedly connected to the middle of the bottom end surface of the U-shaped plate 6-1, the jackscrew 6-3 is inserted in the middle of the top end surface of the insertion tube 6-2 side, the insertion tube 6-2 is inserted in the upper end surface of the shock absorber 4-4, the supporting transverse plate 7 comprises a supporting plate 7-1, cushion blocks 7-2, connecting columns 7-3 and screwed tubes 7-4, the cushion blocks 7-2 are fixedly connected to the middle of the front and rear edges of the bottom end surface of the supporting plate 7-1, the connecting columns 7-3 are symmetrically and fixedly connected to the front and rear middle of the bottom end surface, the lower top end surface of each connecting column 7-3 is connected with a threaded pipe 7-4, and the threaded pipes 7-4 and the connecting columns 7-3 are connected with each other through bearings.
When in use, firstly, the fixed bottom plate 1 is placed on the ground of ore slurry, then the ground nails are inserted into the ground nail insertion holes 3 on the diagonal straight plates 2 and fixed on the ground, then the shock absorbers 4-4 on the buffer devices 4 are inserted into the bottom sleeves 4-1 and are connected with each other by using the internal threads 4-3, meanwhile, the rubber pads 4-2 give elasticity to the shock absorbers 4-4 to ensure that the shock absorbers 4-4 are firmly inserted on the bottom sleeves 4-1, then the insertion pipes 6-2 on the protective supporting plates 6 are inserted on the upper surfaces of the shock absorbers 4-4, then the insertion pipes 6-2 are fixed above the shock absorbers 4-4 by rotating the jackscrews 6-3, then the threaded pipes 7-4 on the supporting transverse plates 7 are inserted on the upper surfaces of the hydraulic oil cylinders 5, and the threaded pipes 7-4 are inserted above the hydraulic oil cylinders 5 by rotating the threaded pipes 7-4, and then the hydraulic oil cylinder 5 is started to enable the upper surface of the support plate 7-1 on the support transverse plate 7 to be in contact with the upper surface of the mine.
When the hydraulic oil cylinder 5 is in failure and descends instantly, the cushion block 7-2 performs primary buffering when the support plate 7-1 contacts the U-shaped plate 6-1, meanwhile, the shock absorber 4-4 performs secondary buffering when the shock absorber 4-4 performs instant pressure, the shock absorber 4-4 is the existing shock absorber, and meanwhile, when the support plate 7-1 contacts the U-shaped plate 6-1, the support plate 7-1 can be always positioned at the bottom of the U-shaped plate 6-1 because the U-shaped plate 6-1 is U-shaped.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (4)
1. The utility model provides a hydraulic support of coal exploitation struts equipment, includes PMKD (1), draws straight board (2), ground nail jack (3), buffer (4), hydraulic cylinder (5), protection layer board (6), supports diaphragm (7) to one side, its characterized in that: the edge symmetry respectively fixedly connected with draws straight plate (2) to one side around the fixed baseplate (1) left and right sides top surface, every draw straight plate (2) to one side and go up the top surface and respectively be equipped with two ground nail jack (3), each fixedly connected with buffer (4) of department around the top surface front and back edge on fixed baseplate (1), each fixedly connected with hydraulic cylinder (5) of department around the top surface on fixed baseplate (1) middle department around the top surface, every top surface centre of a circle department is connected with protection layer board (6) on buffer (4), two be connected with between the top surface on hydraulic cylinder (5) and support diaphragm (7).
2. The hydraulic support equipment for coal mining according to claim 1, wherein: the buffer device (4) comprises a bottom sleeve (4-1), a rubber cushion (4-2), an internal thread (4-3) and a shock absorber (4-4), wherein the rubber cushion (4-2) is fixedly connected to the circle center of the top end surface of the bottom sleeve (4-1) at the inner part of the circle center of the top end surface of the bottom sleeve (4-1), the internal thread (4-3) is arranged on the lateral surface of the inner part of the circle center of the top end surface of the bottom sleeve (4-1), and the shock absorber (4-4) is inserted into the circle center of the top end surface of the bottom sleeve (4-1).
3. The coal mining hydraulic support equipment according to claim 2, wherein: the protective supporting plate (6) comprises a U-shaped plate (6-1), an insertion pipe (6-2) and a jackscrew (6-3), the insertion pipe (6-2) is fixedly connected to the middle of the surface of the lower top end of the U-shaped plate (6-1), the jackscrew (6-3) is inserted into the middle of the surface of the side top end of the insertion pipe (6-2), and the insertion pipe (6-2) is inserted into the upper end face of the shock absorber (4-4).
4. The hydraulic support equipment for coal mining according to claim 1, wherein: the supporting transverse plate (7) comprises a supporting plate (7-1), cushion blocks (7-2), connecting columns (7-3) and threaded pipes (7-4), the cushion blocks (7-2) are fixedly connected to the middle of the front edge and the rear edge of the lower top end surface of the supporting plate (7-1), the connecting columns (7-3) are symmetrically and fixedly connected to the middle of the front edge and the rear edge of the lower top end surface of the supporting plate (7-1), the threaded pipes (7-4) are connected to the surface of the lower top end of each connecting column (7-3), and the threaded pipes (7-4) are connected with the connecting columns (7-3) through bearings.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921559569.6U CN210530900U (en) | 2019-09-19 | 2019-09-19 | Hydraulic support supporting equipment for coal mining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921559569.6U CN210530900U (en) | 2019-09-19 | 2019-09-19 | Hydraulic support supporting equipment for coal mining |
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CN210530900U true CN210530900U (en) | 2020-05-15 |
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CN201921559569.6U Expired - Fee Related CN210530900U (en) | 2019-09-19 | 2019-09-19 | Hydraulic support supporting equipment for coal mining |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112049033A (en) * | 2020-07-27 | 2020-12-08 | 成龙建设集团有限公司 | Method for reinforcing municipal building highway door opening |
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2019
- 2019-09-19 CN CN201921559569.6U patent/CN210530900U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112049033A (en) * | 2020-07-27 | 2020-12-08 | 成龙建设集团有限公司 | Method for reinforcing municipal building highway door opening |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 Termination date: 20210919 |