CN204357472U - The airborne flexible U-shaped steel joist device of development machine - Google Patents
The airborne flexible U-shaped steel joist device of development machine Download PDFInfo
- Publication number
- CN204357472U CN204357472U CN201420840252.0U CN201420840252U CN204357472U CN 204357472 U CN204357472 U CN 204357472U CN 201420840252 U CN201420840252 U CN 201420840252U CN 204357472 U CN204357472 U CN 204357472U
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- shaped steel
- steel joist
- development machine
- retracting cylinder
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Abstract
The utility model relates to development machine joist device, particularly the airborne flexible U-shaped steel joist device of a kind of development machine.The U-shaped steel joist device be made up of base, linkage, one-level retracting cylinder, secondary retracting cylinder, U-shaped steel joist frame, telescopic oil cylinder, upset telescopic oil cylinder.Solve existing development machine joist device and with manpower, the boom device that drags of development machine need be turn to cutting units position, drag in the U-type groove of boom device arch shed is placed into, the labour intensity of workman is large and the problem of security incident easily occurs when operation.This U-shaped steel joist device has Telescopic, has flexible modulation ability, can save a large amount of manpower and materials, raise the efficiency, and reduces cost of production, very utilizes safety in production.
Description
Technical field
The utility model relates to development machine joist device, particularly the airborne flexible U-shaped steel joist device of a kind of development machine.
Background technology
The raising day by day of modern fully-mechanized mining technology, impels the continuous renewal of coal excavation apparatus to regenerate, but coal mining mainly contains two kinds of equipment completes, mainly coal-winning machine and development machine.And bomm type cantileverroadheader Application comparison is extensive in development machine, it is that a kind of comprehensive heading equipment belongs to partial cut-away tunnelling machine, and it integrates cutting, walking, shipment, spraying firing dust, comprises various mechanism, has multi-functional.Boom-type roadheader production line forms primarily of main frame and Backup system.Main frame declines Rock cutting get off, and transshipment acitivity is transported to machine afterbody the rock slag of fragmentation and unloads, and is transported by rear supporting elevating conveyor, transporter or shuttle car.The cutting arm of boom-type roadheader can up and down, left and right freely swings, can cut the drift section of arbitrary shape, the surface cut out is accurate, smooth, is convenient to supporting.Crawler type walking mechanism makes machine transfer flexibly, is convenient to turn, climb, to complex geological condition strong adaptability.Because the development and application of China's boom-type roadheader is started late.Just international most advanced level is reached in the research and development of light-duty and medium and heavy development machine.So once the degree of perfection of technical level and equipment is not high enough, but to produce development machine type a lot of in China, wherein with in, heavy-duty machine type occupies the majority, EBJ-100 type and AM50 type are the representatives of medium-sized machine, S200 and LH-1300 type is heavy machine representative.
In the process of development machine development and application, people are constantly improving again, impel it to have and use ability widely, and development machine joist device is born in the process of this Improvement and perfection.
Existing development machine joist device, it relies on simple geometry joist shelf structure to fix arch support, and its top is the instrument that a U-type groove is used as down-hole driving supporting.Development machine is when carrying out supporting operation, development machine is needed to retreat to certain safe range, then use manpower that the boom device that drags of development machine is turn to cutting units position, development machine is being left to needing below supporting position arch shed being placed into drag in the U-type groove of boom device, prop with cutterhead and connect supporting shed backed off after random, not only increase the labour intensity of workman like this and easily security incident occur when operation, danger coefficient is high, is unfavorable for safety in production.
Summary of the invention
The purpose of this utility model is exactly the deficiency in order to overcome existing development machine joist device, provide the airborne flexible U-shaped steel joist device of a kind of development machine, with manpower, the boom device that drags of development machine need be turn to cutting units position to solve existing development machine joist device, drag in the U-type groove of boom device arch shed is placed into, the labour intensity of workman is large and the problem of security incident easily occurs when operation.
In order to solve the problems of the technologies described above, the utility model adopts following technical proposals:
The airborne flexible U-shaped steel joist device of a kind of development machine, comprises base, linkage, one-level retracting cylinder, secondary retracting cylinder, U-shaped steel joist frame, telescopic oil cylinder, upset telescopic oil cylinder; Base is bolted on cutting part of heading machine; Base and linkage are bolted; Base is connected with one-level retracting cylinder by bearing pin; One-level retracting cylinder is nested with secondary retracting cylinder; Secondary retracting cylinder is nested with telescopic oil cylinder; Telescopic oil cylinder connector stretches out secondary retracting cylinder and is connected with U-shaped steel joist frame to bracing frame position; Upset telescopic oil cylinder be placed in one-level retracting cylinder nested with secondary retracting cylinder after right side, be connected with linkage.
Adopt the utility model of technique scheme, compared with prior art, its beneficial effect is:
There is Telescopic, there is flexible modulation ability, save a large amount of manpower and materials, raise the efficiency, reduce cost of production.Meanwhile, alleviate the labour intensity of workman, reduce danger coefficient.
Preferred version of the present utility model is:
The length of base is respectively 1255mm, 800mm, 270mm; After the connecting portion of base
End arranges 2 engaging lugs; Engaging lug is arranged respectively the hole being used for fixing one-level retracting cylinder.
Linkage is made up of the junction plate of the junction plate of 2 long 570mm, wide 80mm, thick 20mm and 1 long 280mm, wide 80mm, thick 20mm.
The center line of the junction plate of 2 long 570mm, wide 80mm, thick 20mm arranges 3 holes; Pitch of holes is respectively 394mm and 90mm.
The 200mm place, center line both sides of the junction plate of 1 long 280mm, wide 80mm, thick 20mm arranges 1 hole respectively.
The length of one-level retracting cylinder is respectively 1105mm, 215mm, 275mm, is rectangle tubular structure.
The rear side of one-level retracting cylinder arranges one for connecting the engaging lug of base.
The length of secondary retracting cylinder is respectively 740mm, 135mm, 160mm, is rectangle tubular structure.
The front portion of secondary retracting cylinder welds 1 for connecting the bracing frame of U-shaped steel joist frame.
The length of telescopic oil cylinder is 780mm, and diameter is 100mm, and collapsing length is 600mm.
Accompanying drawing explanation
Fig. 1 is elevation of the present utility model;
Fig. 2 is top view of the present utility model;
description of reference numerals:
1-base; 2-linkage; 3-one-level retracting cylinder; 4-secondary retracting cylinder; 5-U-shaped steel joist frame; 6-telescopic oil cylinder; 7-upset telescopic oil cylinder.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further elaborated, but these embodiments do not form any restriction to the utility model.
The airborne flexible U-shaped steel joist device of a kind of development machine, see Fig. 1, Fig. 2, base 1, linkage 2, one-level retracting cylinder 3, secondary retracting cylinder 4, U-shaped steel joist frame 5, telescopic oil cylinder 6, upset telescopic oil cylinder 7 in figure.
Base 1 16mm Plate Welding forms; The length of base 1 is respectively 1255mm, 800mm, 270mm.
The connecting portion of base 1 has 4 diameters to be the hole of 32mm, and left and right pitch-row is 740mm, front and rear gaps
Distance is 500mm.
The connecting portion rear end of base 1 welds the engaging lug of 2 pieces of high 254mm, wide 390mm, thick 16mm respectively apart from center line apart from 165mm place, it is 32mm that two engaging lugs are respectively arranged with diameter, for the hole of fixing one-level retracting cylinder 3.
The 155mm place, connecting portion front end of base 1, steel plate apart from 105mm place welding 2 long 600mm, high 110mm, thick 16mm on the right side of center line, two distances between plates are 110mm, have a diameter to be the hole of 35mm at this 32mm place, steel plate front end, this hole is used for fixing overturning oil cylinder 7; Upset telescopic oil cylinder 7 is fixed on when not using on the steel plate of base 1.
Base 1 is bolted on cutting part of heading machine.
Base 1 and linkage 2 are bolted.
Linkage 2 is made up of the junction plate of the junction plate of 2 long 570mm, wide 80mm, thick 20mm and 1 long 280mm, wide 80mm, thick 20mm.
The center line of the junction plate of 2 long 570mm, wide 80mm, thick 20mm arranges the hole that 3 diameters are 40 mm; Pitch of holes is respectively 394mm and 90mm.
The 200mm place, center line both sides of the junction plate of 1 long 280mm, wide 80mm, thick 20mm arranges the hole that 1 diameter is 40 mm respectively.
The length of one-level retracting cylinder 3 is respectively 1105mm, 215mm, 275mm, is rectangle tubular structure.
The rear side of one-level retracting cylinder 3 has a distance degree center line 308mm place to arrange the hole that diameter is 65 mm, for connecting the engaging lug on base 1.
By bearing pin, the engaging lug that the hole on the engaging lug of base 1 and the rear side of one-level retracting cylinder 3 are arranged is connected.
One-level retracting cylinder 3 is nested with secondary retracting cylinder 4.
Secondary retracting cylinder 4 is processed by the Plate Welding of 16mm.
The length of secondary retracting cylinder 4 is respectively 740mm, 135mm, 160mm, is rectangle tubular structure.
Secondary retracting cylinder 4 is nested with telescopic oil cylinder 6.
The front portion of secondary retracting cylinder 4 welds 1 for connecting the bracing frame of U-shaped steel joist frame.
Telescopic oil cylinder 6 connector stretches out secondary retracting cylinder 4 to bracing frame position and is connected with U-shaped steel joist frame 5.
The length of telescopic oil cylinder 6 is 780mm, and diameter is 100mm, and collapsing length is 600mm.
Upset telescopic oil cylinder 7 be placed in one-level retracting cylinder 3 nested with secondary retracting cylinder 4 after right side, be connected with linkage 2.
The airborne flexible U-shaped steel joist device total length of development machine is 1856mm, and overall width is 800mm, and overall height is 356mm.
The hole of base 1 connecting portion is corresponding with the screw on cutting part of heading machine.When the airborne flexible U-shaped steel joist device of needs unloading development machine, directly pull down base 1 bolt, simple to operation.Base plate screw spacing can be changed according to different model development machine simultaneously, make the airborne scalable U-shaped steel joist device of this Novel excavating machine be suitable for the development machine of Multiple Type.
During work, one-level retracting cylinder 3 and secondary retracting cylinder 4 and telescopic oil cylinder 6 will be driven to overturn by linkage 2 when upset telescopic oil cylinder 7 will be made to extend and reach use location mainly through hydraulic transmission mode, simultaneously, telescopic oil cylinder 6 drives secondary retracting cylinder 4 to extend forward and the arch support on U-shaped steel joist frame 5 is pushed into working depth, now telescopic oil cylinder 6 stops action, and workman can start to install arch support; Can complete one action contrary to this working programme circulates when the work has been finished.
The present embodiment can make the U-shaped steel joist device of development machine have Telescopic and flexible modulation ability, can save a large amount of manpower and materials, raise the efficiency, and reduces cost of production.Meanwhile, alleviate the labour intensity of workman, danger coefficient is controlled, in certain scope, avoid the potential safety hazard that some are unnecessary.
Those skilled in the art do not depart from essence of the present utility model and spirit, various deformation scheme can be had to realize the utility model, the foregoing is only the better feasible embodiment of the utility model, not thereby interest field of the present utility model is limited to, the equivalent structure change that all utilization the utility model manuals and accompanying drawing content are done, is all contained within interest field of the present utility model.
Claims (10)
1. the airborne flexible U-shaped steel joist device of development machine, comprise base, linkage, one-level retracting cylinder, secondary retracting cylinder, U-shaped steel joist frame, telescopic oil cylinder, upset telescopic oil cylinder, it is characterized in that: base is bolted on cutting part of heading machine; Base and linkage are bolted; Base is connected with one-level retracting cylinder by bearing pin; One-level retracting cylinder is nested with secondary retracting cylinder; Secondary retracting cylinder is nested with telescopic oil cylinder; Telescopic oil cylinder connector stretches out secondary retracting cylinder and is connected with U-shaped steel joist frame to bracing frame position; Upset telescopic oil cylinder be placed in one-level retracting cylinder nested with secondary retracting cylinder after right side, be connected with linkage.
2. the airborne flexible U-shaped steel joist device of development machine according to claim 1, is characterized in that: the length of base is respectively 1255mm, 800mm, 270mm; The connecting portion rear end of base arranges 2 engaging lugs; Engaging lug is arranged respectively the hole being used for fixing one-level retracting cylinder.
3. the airborne flexible U-shaped steel joist device of development machine according to claim 1, is characterized in that: linkage is made up of the junction plate of the junction plate of 2 long 570mm, wide 80mm, thick 20mm and 1 long 280mm, wide 80mm, thick 20mm.
4. the airborne flexible U-shaped steel joist device of development machine according to claim 3, is characterized in that: the center line of the junction plate of 2 long 570mm, wide 80mm, thick 20mm arranges 3 holes; Pitch of holes is respectively 394mm and 90mm.
5. the airborne flexible U-shaped steel joist device of development machine according to claim 3, is characterized in that: the 200mm place, center line both sides of the junction plate of 1 long 280mm, wide 80mm, thick 20mm arranges 1 hole respectively.
6. the airborne flexible U-shaped steel joist device of development machine according to claim 1, is characterized in that: the length of one-level retracting cylinder is respectively 1105mm, 215mm, 275mm, is rectangle tubular structure.
7. the airborne flexible U-shaped steel joist device of development machine according to claim 1 or 6, is characterized in that: the rear side of one-level retracting cylinder arranges one for connecting the engaging lug of base.
8. the airborne flexible U-shaped steel joist device of development machine according to claim 1, is characterized in that: the length of secondary retracting cylinder is respectively 740mm, 135mm, 160mm, is rectangle tubular structure.
9. the airborne flexible U-shaped steel joist device of development machine according to claim 1 or 8, is characterized in that: the front portion of secondary retracting cylinder welds 1 for connecting the bracing frame of U-shaped steel joist frame.
10. the airborne flexible U-shaped steel joist device of development machine according to claim 1, is characterized in that: the length of telescopic oil cylinder is 780mm, and diameter is 100mm, and collapsing length is 600mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420840252.0U CN204357472U (en) | 2014-12-26 | 2014-12-26 | The airborne flexible U-shaped steel joist device of development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420840252.0U CN204357472U (en) | 2014-12-26 | 2014-12-26 | The airborne flexible U-shaped steel joist device of development machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204357472U true CN204357472U (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420840252.0U Expired - Fee Related CN204357472U (en) | 2014-12-26 | 2014-12-26 | The airborne flexible U-shaped steel joist device of development machine |
Country Status (1)
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| CN (1) | CN204357472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111527944A (en) * | 2020-05-29 | 2020-08-14 | 姚孝明 | Construction and installation method for steel structure ecological agricultural greenhouse |
-
2014
- 2014-12-26 CN CN201420840252.0U patent/CN204357472U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111527944A (en) * | 2020-05-29 | 2020-08-14 | 姚孝明 | Construction and installation method for steel structure ecological agricultural greenhouse |
| CN111527944B (en) * | 2020-05-29 | 2022-05-13 | 江苏金圣硅基新材料研究院有限公司 | Steel structure ecological agriculture greenhouse building and mounting method |
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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: 20150527 Termination date: 20161226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |