CN205806062U - The single-piston rod twin-tub cylinder oil cylinder of hydraulic support - Google Patents
The single-piston rod twin-tub cylinder oil cylinder of hydraulic support Download PDFInfo
- Publication number
- CN205806062U CN205806062U CN201620674291.7U CN201620674291U CN205806062U CN 205806062 U CN205806062 U CN 205806062U CN 201620674291 U CN201620674291 U CN 201620674291U CN 205806062 U CN205806062 U CN 205806062U
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- cylinder
- piston rod
- oil cylinder
- hydraulic support
- cylinder barrel
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Abstract
This utility model relates to the single-piston rod twin-tub cylinder oil cylinder of a kind of hydraulic support, including cylinder barrel, piston rod and fairlead, it is characterised in that: cylinder barrel includes left side cylinder barrel and right side cylinder barrel;The left end of piston rod is provided with left hand piston head;The right-hand member of piston rod is provided with right hand piston head.The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, can individually or simultaneously control arranged on left and right sides backplate expanding-contracting action, oil cylinder two ends cylinder barrel engaging lug is connected with side guard plate pull bar connecting shaft, the fixing employing of oil cylinder will be fixed on the middle part of support integral top beam or caving shield in the middle of piston rod, change conventional stent single-piston rod, the mentality of designing of single cylinder cylinder and action form, it is highly suitable for above high-end hydraulic support using, improve hydraulic support overhaul efficiency, reduce the cost of overhaul.
Description
Technical field
This utility model relates to the support apparatus of coal mine fully-mechanized mining mechanical coal mining work surface--hydraulic support, specifically,
Relate to the single-piston rod twin-tub cylinder oil cylinder of a kind of hydraulic support.
Background technology
Hydraulic support is the support apparatus of coal mine fully-mechanized mining mechanical coal mining work surface, is ensureing coal mining activity, construction safety
Etc. aspect play Main Function.Hydraulic support is typically divided into light-duty, medium-sized by working resistance and has big setting load and senior engineer
Make the high-end hydraulic support of resistance.But in real work, existing high-end hydraulic support, when left and right work surface is changed, needs
First to go up well and to switch side guard plate, its reason be traditional high-side hydraulic support be all side equipped with oil cylinder, can only the side guard plate of side
Can be with expanding-contracting action, it is impossible to meet the needs of the side guard plate expanding-contracting action of both sides.
Utility model content
For above-mentioned deficiency of the prior art, this utility model provides a kind of simple in construction, improves work efficiency, it is possible to
Meet the single-piston rod twin-tub cylinder oil cylinder of the hydraulic support of the side guard plate expanding-contracting action needs of both sides.
Technical solution adopted in the utility model is:
The single-piston rod twin-tub cylinder oil cylinder of a kind of hydraulic support, including cylinder barrel, piston rod and fairlead, it is characterised in that:
Cylinder barrel includes left side cylinder barrel and right side cylinder barrel;
The left end of piston rod is provided with left hand piston head;
The right-hand member of piston rod is provided with right hand piston head;
Left side cylinder barrel is connected with the left end of piston rod;
Right side cylinder barrel is connected with the right-hand member of piston rod;
Left hand piston head is arranged in the cylinder barrel of left side;
Right hand piston head is arranged in the cylinder barrel of right side;
In the middle part of piston rod, left side is provided with left side oil cylinder withdrawal interface and left side oil cylinder stretches out interface;
In the middle part of piston rod, right side is provided with right side oil cylinder withdrawal interface and right side oil cylinder stretches out interface;
Left side oil cylinder is regained interface and is connected with left side withdrawal oil supplying hole;
Left side oil cylinder stretches out interface and stretches out oil supplying hole with left side and be connected;
Right side oil cylinder is regained interface and is connected with right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole with right side and be connected;
Left side oil cylinder is regained interface and is connected with left side cylinder barrel epicoele by left side withdrawal oil supplying hole;
Left side oil cylinder stretches out interface and stretches out oil supplying hole by left side and be connected with left side cylinder barrel cavity of resorption;
Right side oil cylinder is regained interface and is connected with right side cylinder barrel epicoele by right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole by right side and be connected with right side cylinder barrel cavity of resorption;
Fairlead includes left side fairlead and right side fairlead;
Fairlead dust ring and fairlead black box it is provided with between fairlead and piston rod;
Piston head black box it is provided with between piston head and cylinder barrel.
Described piston head end is provided with piston head backing-up screw.
The beneficial effect of this utility model hinge structure:
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, can individually or simultaneously control left and right two
Side guard plate expanding-contracting action, oil cylinder two ends cylinder barrel engaging lug is connected with side guard plate pull bar connecting shaft, and the fixing employing of oil cylinder is by piston
The middle part of support integral top beam or caving shield it is fixed in the middle of bar.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, changes conventional stent single-piston rod, single cylinder cylinder
Mentality of designing and action form, be highly suitable for above high-end hydraulic support use, also solve common and high-end hydraulic pressure and prop up
When frame uses in different operating face, left and right, well is needed to fall the difficult problem of side guard plate.It is the high-end liquid of comprehensive mining machinery work surface from now on
The preferable oil cylinder that pressure support is first-selected.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, can solve conventional hydraulic support need to be by support
A difficult problem for side guard plate switched by well, not only improves hydraulic support left and right work surface conversion efficiency, but also can improve hydraulic support
Overhaul efficiency, reduces the cost of overhaul.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, compact conformation, adjusting range are big, installing space
Little, it is to avoid traditional oil cylinder cannot install and use a difficult problem for double oil cylinder because of insufficient space.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, easy accessibility, and solve cylinder barrel and push rod
The difficult problem that weld bond is easy to crack and cost is high.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, enter, return liquid interface use the most threaded,
Design medium position on single-piston rod, twin-tub cylinder be arranged above with into, return liquid interface, make this product can be diameter 105 millimeters
Steel pipe in pass through, such oil cylinder is very convenient dismounting and installation in down-hole.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, uses and is fixed on hydraulic support by the middle of piston rod
Fixed form in the middle part of integral top beam or caving shield one, than traditional oil cylinder install, dismantle convenient.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, uses double feed liquor, the design of double back liquid, makes
Can be with single movement about twin-tub cylinder, it is also possible to action simultaneously, operate more flexible and convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support;
Fig. 2 is the partial enlargement structural representation of the A of Fig. 1;
Fig. 3 is the partial enlargement structural representation of the B of Fig. 1.
Critical piece symbol description in accompanying drawing:
In figure:
1, cylinder barrel;2, piston rod;3, fairlead;4, fairlead dust ring;5, fairlead black box;6, piston head seals
Assembly;7, piston head;8, interface regained by oil cylinder;9, oil supplying hole is regained;10, backing-up screw;11, oil return fabrication hole blocks up;12, oil cylinder
Stretch out interface;13, oil supplying hole is stretched out.
Detailed description of the invention
Referring to the drawings and this utility model is described in detail by embodiment:
Accompanying drawing 1-3 understands, the single-piston rod twin-tub cylinder oil cylinder of a kind of hydraulic support, including cylinder barrel 1, piston rod 2 and guiding
Set 3, cylinder barrel 1 includes left side cylinder barrel and right side cylinder barrel;
The left end of piston rod is provided with left hand piston head 7;
The right-hand member of piston rod is provided with right hand piston head 7;
Left side cylinder barrel 1 is connected with the left end of piston rod 2;
Right side cylinder barrel 1 is connected with the right-hand member of piston rod 2;
Left hand piston head 7 is arranged in the cylinder barrel 1 of left side;
Right hand piston head 7 is arranged in the cylinder barrel 1 of right side;
In the middle part of piston rod 2, left side is provided with left side oil cylinder withdrawal interface 8 and left side oil cylinder stretches out interface 12;
In the middle part of piston rod, right side is provided with right side oil cylinder withdrawal interface 8 and right side oil cylinder stretches out interface 12;
Left side oil cylinder is regained interface 8 and is connected with left side withdrawal oil supplying hole 9;
Left side oil cylinder stretches out interface 12 and stretches out oil supplying hole 13 with left side and be connected;
Right side oil cylinder is regained interface and is connected with right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole with right side and be connected;
Left side oil cylinder is regained interface and is connected with left side cylinder barrel epicoele by left side withdrawal oil supplying hole;
Left side oil cylinder stretches out interface and stretches out oil supplying hole by left side and be connected with left side cylinder barrel cavity of resorption;
Right side oil cylinder is regained interface and is connected with right side cylinder barrel epicoele by right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole by right side and be connected with right side cylinder barrel cavity of resorption;
Fairlead includes left side fairlead and right side fairlead;
Fairlead dust ring 4 and fairlead black box 5 it is provided with between fairlead and piston rod;
Piston head black box 6 it is provided with between piston head and cylinder barrel.
Described piston head end is provided with piston head backing-up screw.
Twin-tub cylinder 1 is separately mounted to the outside at piston rod 2 two ends, and fairlead 3 uses threaded cylinder barrel 1, piston head 7 points
It is not fixed on the two ends of piston rod 2, and with backing-up screw 10 fixed piston head, twin-tub cylinder 1 can be respectively at the two ends of piston rod 2
Realize expanding-contracting action.Fairlead dust ring 4 is arranged on the outer end of fairlead 3, and cleaning piston rod 2 surface coal dust, fairlead seals
Assembly 5 is arranged on the inside of fairlead 3, prevents emulsion from spilling from piston rod 2 surface, and piston head black box 6 is arranged on work
Above chock plug 7, preventing the upper and lower working chamber of cylinder barrel 1 from mutually ganging up, withdrawal fabrication hole blocks up 11 and prevents from regaining fluid and stretching out fluid
Gang up.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, its structure includes piston rod, cylinder barrel and fairlead,
Cylinder barrel is separately mounted to the two ends of piston rod.Its innovation is, two cylinder barrels are separately mounted to the two ends of a piston rod, cylinder
Cylinder and piston rod use threaded guide sleeve to fix.
Above-mentioned high-end hydraulic support single-piston rod twin-tub cylinder oil cylinder, is arranged on the interior of high-end hydraulic support integral top beam
Portion, and there is the side guard plate function stretching out and regaining both sides individually or simultaneously, after-poppet back timber width is all regained in side guard plate both sides
Degree is 1.65 meters, and after high-end bracket side backplate both sides are all stretched out, set cap Breadth Maximum is than standard high-end hydraulic support
1.85 meters big 50 millimeters, make high end support adjusting range bigger.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, can individually or simultaneously control left and right two
Side guard plate expanding-contracting action, oil cylinder two ends cylinder barrel engaging lug is connected with side guard plate pull bar connecting shaft, and the fixing employing of oil cylinder is by piston
The middle part of support integral top beam or caving shield it is fixed in the middle of bar.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, changes conventional stent single-piston rod, single cylinder cylinder
Mentality of designing and action form, be highly suitable for above high-end hydraulic support use, also solve common and high-end hydraulic pressure and prop up
When frame uses in different operating face, left and right, well is needed to fall the difficult problem of side guard plate.It is the high-end liquid of comprehensive mining machinery work surface from now on
The preferable oil cylinder that pressure support is first-selected.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, can solve conventional hydraulic support need to be by support
A difficult problem for side guard plate switched by well, not only improves hydraulic support left and right work surface conversion efficiency, but also can improve hydraulic support
Overhaul efficiency, reduces the cost of overhaul.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, compact conformation, adjusting range are big, installing space
Little, it is to avoid traditional oil cylinder cannot install and use a difficult problem for double oil cylinder because of insufficient space.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, easy accessibility, and solve cylinder barrel and push rod
The difficult problem that weld bond is easy to crack and cost is high.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, enter, return liquid interface use the most threaded,
Design medium position on single-piston rod, twin-tub cylinder be arranged above with into, return liquid interface, make this product can be diameter 105 millimeters
Steel pipe in pass through, such oil cylinder is very convenient dismounting and installation in down-hole.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, uses and is fixed on hydraulic support by the middle of piston rod
Fixed form in the middle part of integral top beam or caving shield one, than traditional oil cylinder install, dismantle convenient.
The single-piston rod twin-tub cylinder oil cylinder of this utility model hydraulic support, uses double feed liquor, the design of double back liquid, makes
Can be with single movement about twin-tub cylinder, it is also possible to action simultaneously, operate more flexible and convenient.
Claims (2)
1. a single-piston rod twin-tub cylinder oil cylinder for hydraulic support, including cylinder barrel, piston rod and fairlead, it is characterised in that: cylinder
Cylinder includes left side cylinder barrel and right side cylinder barrel;
The left end of piston rod is provided with left hand piston head;
The right-hand member of piston rod is provided with right hand piston head;
Left side cylinder barrel is connected with the left end of piston rod;
Right side cylinder barrel is connected with the right-hand member of piston rod;
Left hand piston head is arranged in the cylinder barrel of left side;
Right hand piston head is arranged in the cylinder barrel of right side;
In the middle part of piston rod, left side is provided with left side oil cylinder withdrawal interface and left side oil cylinder stretches out interface;
In the middle part of piston rod, right side is provided with right side oil cylinder withdrawal interface and right side oil cylinder stretches out interface;
Left side oil cylinder is regained interface and is connected with left side withdrawal oil supplying hole;
Left side oil cylinder stretches out interface and stretches out oil supplying hole with left side and be connected;
Right side oil cylinder is regained interface and is connected with right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole with right side and be connected;
Left side oil cylinder is regained interface and is connected with left side cylinder barrel epicoele by left side withdrawal oil supplying hole;
Left side oil cylinder stretches out interface and stretches out oil supplying hole by left side and be connected with left side cylinder barrel cavity of resorption;
Right side oil cylinder is regained interface and is connected with right side cylinder barrel epicoele by right side withdrawal oil supplying hole;
Right side oil cylinder stretches out interface and stretches out oil supplying hole by right side and be connected with right side cylinder barrel cavity of resorption;
Fairlead includes left side fairlead and right side fairlead;
Fairlead dust ring and fairlead black box it is provided with between fairlead and piston rod;
Piston head black box it is provided with between piston head and cylinder barrel.
The single-piston rod twin-tub cylinder oil cylinder of hydraulic support the most according to claim 1, it is characterised in that: described piston head end
It is provided with piston head backing-up screw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620674291.7U CN205806062U (en) | 2016-06-30 | 2016-06-30 | The single-piston rod twin-tub cylinder oil cylinder of hydraulic support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620674291.7U CN205806062U (en) | 2016-06-30 | 2016-06-30 | The single-piston rod twin-tub cylinder oil cylinder of hydraulic support |
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Publication Number | Publication Date |
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CN205806062U true CN205806062U (en) | 2016-12-14 |
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Application Number | Title | Priority Date | Filing Date |
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CN201620674291.7U Expired - Fee Related CN205806062U (en) | 2016-06-30 | 2016-06-30 | The single-piston rod twin-tub cylinder oil cylinder of hydraulic support |
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CN (1) | CN205806062U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927610A (en) * | 2016-06-30 | 2016-09-07 | 开滦(集团)有限责任公司技术中心 | Single-piston-rod double-cylinder-barrel oil cylinder of hydraulic support |
-
2016
- 2016-06-30 CN CN201620674291.7U patent/CN205806062U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927610A (en) * | 2016-06-30 | 2016-09-07 | 开滦(集团)有限责任公司技术中心 | Single-piston-rod double-cylinder-barrel oil cylinder of hydraulic support |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20210630 |
|
CF01 | Termination of patent right due to non-payment of annual fee |