CN203050754U - Self-moving temporary supporting hydraulic support for driving working face - Google Patents
Self-moving temporary supporting hydraulic support for driving working face Download PDFInfo
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- CN203050754U CN203050754U CN 201320031599 CN201320031599U CN203050754U CN 203050754 U CN203050754 U CN 203050754U CN 201320031599 CN201320031599 CN 201320031599 CN 201320031599 U CN201320031599 U CN 201320031599U CN 203050754 U CN203050754 U CN 203050754U
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- outrigger
- internal frame
- back timber
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- hydraulic support
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Abstract
The utility model discloses a self-moving temporary supporting hydraulic support for a driving working face. The support comprises a tetrastyle inner frame, a tetrastyle outer frame and a hydraulic system, wherein the inner frame and the outer frame are respectively composed of two transverse top beams, two transverse bottom beams and four retractable upright columns. A plurality of longitudinal beams are arranged on the upper portions of the two transverse top beams to constitute a top frame supporting a top plate. The tetrastyle inner frame and the tetrastyle outer frame are sleeved together in an embedded mode to form a sliding combined frame body. The inner frame and the outer frame can ascend and descend and be pushed and pulled relative to each other through the hydraulic system so as to achieve forward moving of the hydraulic support along with a workface. The hydraulic support is a tetrastyle frame body and can automatically move so that supporting strength of temporary supporting is improved, the supporting area is enlarged, construction speed and safety of driving are greatly improved, and technical support is provided for fast and safe driving.
Description
Technical field
The utility model relates to roadway head temporary lining technical field.
Background technology
At present, the temporary lining mode that the down-hole driving face adopts mainly is " post of attaching the names of pre-determined candidates " supporting and front canopy support, all there is the major defect of aspects such as supporting intensity is very low, the supporting area is minimum, supporting effect is bad, poor stability in these easy temporary linings, can not ensure the safety of driving face effectively, can not adapt to the needs that fully-mechanized digging machine is fast and safely constructed, cause average drill footage per month lower, the digging anxiety that continues.Therefore, be sought after a kind of new driving face mechanization temporary lining equipment.
The utility model content
The purpose of this utility model is for solving the deficiency of traditional temporary lining mode in the tunnelling, a kind of driving face automatic moving type of utility model temporary lining hydraulic support and temporary lining method thereof.
For achieving the above object, the technical scheme that the utility model is taked is, a kind of driving face automatic moving type temporary lining hydraulic support is characterized in that, it comprises a four-column type internal frame, four-column type outrigger and hydraulic system; Internal frame and outrigger all are made up of two horizontal back timbers, two horizontal bottom girders and four retractility columns, two of internal frame and outrigger are equipped with the supporting surface that many longerons constitute roof supporting above the back timber: internal frame and outrigger nest together, and constitute a drawing and pulling type Combined shelf body; The structure of hydraulic system is, in four extension type columns of four extension type columns of internal frame and outrigger, be separately installed with the lifting jack, between internal frame and outrigger, be provided with the top and pass jack and bottom passing jack, all lifting jack are connected with hydraulic power unit by the control valve group with the passing jack, by hydraulic system make internal frame and outrigger can lifting pull mutually again, realize that hydraulic support moves forward with work plane.
Drawing and pulling type Combined shelf body preferred structure of the present utility model is:
Two back timbers of outrigger are designed to hollow type, and medial surface and the bottom surface of hollow type back timber are equipped with guide groove, and two foundation beams of outrigger are designed to the U-steel body, the vallecular cavity of U-steel body down, the end face of U-steel body is provided with guide groove; During combination: the internal frame back timber is inserted in the outrigger back timber aerial, the internal frame bottom girder is inserted in the vallecular cavity of outrigger bottom girder, two root post tops of internal frame one side are inserted in the guide groove of outrigger back timber bottom surface, insert in the outrigger bottom girder guide groove bottom, and the internal frame longeron passes outrigger back timber medial surface guide groove and is connected on the internal frame back timber; Require the size of outrigger back timber medial surface guide groove and bottom girder vallecular cavity to satisfy: internal frame can be in outrigger right/left pull, can in outrigger, move up and down again; Thereby constitute the drawing and pulling type Combined shelf body.
The longeron that rises back and outrigger for the longeron that makes internal frame is on the plane, and the longeron of internal frame is designed to convex shape upwards.
It is as follows to utilize automatic moving type temporary lining hydraulic support to carry out the method for temporary lining during digging laneway:
The first step: at first at the work plane of preparing driving, with automatic moving type temporary lining hydraulic support assembled formation of the present utility model, and make internal frame next-door neighbour work plane; Adjust the original state of automatic moving type temporary lining hydraulic support, preceding, outrigger is drawn in together, longeron preceding, outrigger is supported on the top board, and the constructor carries out headwork under the shielding of automatic moving type temporary lining hydraulic support;
Second step: carry out temporary lining after circulation of work plane driving, operate as follows:
(1) moving frame prepares
Open the control valve group, operation internal frame lifting jack falls internal frame to extreme lower position, and the internal frame bottom girder is in leave the base plate state, and operation outrigger lifting jack makes the outrigger longeron push up back, and is in stress;
(2) pass internal frame forward
Open the control valve group and make top passing jack and bottom passing jack stretch out to tunneling direction simultaneously, make internal frame be advanced to new work plane;
Open corresponding control valve group, four lifting jack of internal frame extend simultaneously, make drop to roadway floor under the internal frame bottom girder, longeron rises the top to sky top, tunnel top board, and is in specified stress;
The 3rd step: spur outrigger forward, operate as follows:
(1) open corresponding control valve group, make four lifting jack of outrigger shrink simultaneously, descend up to the outrigger back timber be in minimum state, bottom girder rises and is in suspended state;
(2) open top passing jack and the indentation simultaneously of bottom passing jack that the control valve group makes, the reach of pulling outrigger;
(3) open corresponding control valve group, make four lifting jack of outrigger extend simultaneously, fall on the roadway floor base plate, the outrigger longeron pushes up on the back, and be in specified stress, and move frame and finish, under temporary lining, carry out driving, the work of anchor pole permanent support of next circulation.
The utility model is a kind of new driving face mechanization temporary lining equipment; Because it is four pylon bodies, has improved supporting intensity and the supporting area of temporary lining, reaches the complete supporting of driving face top board, the driving workman can avoid human casualty accident at trouble free service under the frame; Because it is the assembly of a preceding outrigger, can move automatically, promote the parallel operations of driving and supporting operation; Thereby increase substantially tunneling construction speed and safety, provide technical support for realizing tunneling fast, safely.
Description of drawings
Fig. 1 is the front view of the utility model embodiment outrigger;
Fig. 2 is the lateral view of the utility model embodiment outrigger;
Fig. 3 is that the A-A of Fig. 1 is to view;
Fig. 4 is that the B-B of Fig. 1 is to view;
Fig. 5 is the front view of the utility model embodiment internal frame;
Fig. 6 is the lateral view of the utility model embodiment internal frame;
Fig. 7 is the nested drawing and pulling type combining structure front view of the utility model embodiment, stretches out half state for internal frame among the figure;
Fig. 8 the utility model is the nested drawing and pulling type combining structure vertical view of embodiment, stretches out half state for internal frame among the figure.
Marginal data, 1-the outrigger back timber; 2-the outrigger bottom girder; 3-the outrigger longeron; 4-the outrigger telescopic post; 4a-outrigger left column; 4b-outrigger right column; 5-outrigger lifting jack; 6-the medial surface guide groove; 7-the bottom surface guide groove; 8-bottom girder guide groove; 9-the internal frame longeron; 10-the internal frame back timber; 11-the internal frame telescopic post; 11a-internal frame left column; 11b-internal frame right column; 12-internal frame lifting jack; 13-the internal frame bottom girder; 14-jack is passed at the top; 15-jack is passed in the bottom.
The specific embodiment
Describe the technical solution of the utility model below with reference to the accompanying drawings in detail, for the ease of understanding, the direction that internal frame is stretched out is decided to be right part.
Shown in Fig. 1-8, driving face automatic moving type temporary lining hydraulic support of the present utility model comprises four-column type internal frame, four-column type outrigger and hydraulic system; Wherein: the four-column type internal frame is made up of two horizontal internal frame back timbers 10, two horizontal internal frame bottom girders 13 and four internal frame retractility columns 11, and four internal frame retractility columns 11 comprise that two outrigger left column 11a and two outrigger left column 11b(see 5-6).The four-column type outrigger is made up of two horizontal outrigger back timbers 1, two horizontal outrigger bottom girders 2 and four outrigger retractility columns 4, and four outrigger retractility columns 4 comprise that two outrigger left column 4a and two outrigger right column 4b(see Fig. 1-2); Be provided with many outrigger longerons 3 above being provided with 9, two outrigger back timbers 1 of many internal frame longerons above two internal frame back timbers 10, internal frame longeron 9 and outrigger longeron 3 constitute the supporting surface of top board; From Fig. 7-8 as can be seen, four-column type internal frame and four-column type outrigger nest together, and constitute a drawing and pulling type Combined shelf body.
The structure of hydraulic system is as can be seen from constitutional diagram 7, in four internal frame extension type columns 11, internal frame lifting jack 12 is installed, in four outrigger extension type columns 4 outrigger lifting jack 5 is installed, between internal frame and outrigger, be provided with the top and pass jack 14 and bottom passing jack 15, all lifting jack are connected with hydraulic power unit by the control valve group with the passing jack, by hydraulic system make internal frame and outrigger can lifting pull mutually again, realize moving forward with work plane.
The preferred structure of outrigger composition drawing and pulling type Combined shelf body is seen Fig. 1-Fig. 4 in above-mentioned, as can be seen from the figure:
Two outrigger back timbers 1 are designed to hollow type, the medial surface of outrigger back timber 1 is provided with medial surface guide groove 6(and sees Fig. 1), the bottom surface of outrigger back timber 1 is provided with bottom surface guide groove 7(and sees Fig. 3), two outrigger bottom girders 2 are designed to the U-steel body, the vallecular cavity of U-steel body is (see figure 2) down, and the end face of U-steel body is provided with bottom girder guide groove 8(and sees Fig. 4); Internal frame back timber 10 be inserted into outrigger back timber 1 in aerial, internal frame bottom girder 13 is inserted in the vallecular cavity of outrigger bottom girder 2, in two internal frame left column 11a top insertion outrigger back timber bottom surface guide grooves 7, in the bottom insertion outrigger bottom girder guide groove 8, internal frame longeron 9 passes outrigger back timber medial surface guide groove 6 and is connected on the internal frame back timber 10; The height of outrigger back timber medial surface guide groove 6 is greater than internal frame back timber 10 height, and the vallecular cavity height of outrigger bottom girder 2 is greater than the height of internal frame bottom girder 13, thereby internal frame can can be moved up and down again by right/left pull in outrigger, constitutes the drawing and pulling type Combined shelf body.After the combination,
Be on the plane with outrigger longeron 3 in order to make internal frame longeron 9 rise the back, internal frame longeron 9 is designed to convex shape (see figure 6) upwards.
It is as follows to utilize automatic moving type temporary lining hydraulic support to carry out the method for temporary lining during digging laneway:
1, at first at the work plane of preparing driving, with automatic moving type temporary lining hydraulic support assembled formation of the present utility model, and makes internal frame next-door neighbour work plane; Adjust the original state of automatic moving type temporary lining hydraulic support, make inside and outside gathering together, outrigger longeron 3 and internal frame longeron 9 are supported on the top board, and the constructor carries out headwork under the shielding of automatic moving type temporary lining hydraulic support;
2, carry out temporary lining after circulation of work plane driving, operate as follows:
(1) moving frame prepares
Open the control valve group, operation internal frame lifting jack 12 falls internal frame to extreme lower position, and internal frame bottom girder 13 is in leave the base plate state, and operation outrigger lifting jack 5 makes outrigger longeron 3 tops to back, and is in stress;
(2) pass internal frame forward:
Open the control valve group and make top passing jack 14 and bottom passing jack 15 stretch out to tunneling direction simultaneously, make internal frame be advanced to new work plane;
Open corresponding control valve group, four internal frame lifting jack 12 extend simultaneously, make the internal frame bottom girder drop to roadway floor, internal frame longeron 9 rising tops for 13 times to sky top, tunnel top board, and are in specified stress;
3, spur outrigger forward:
(1) open corresponding control valve group, make four outrigger lifting jack 5 shrink simultaneously, descend up to outrigger back timber 1 be in minimum state, outrigger bottom girder 2 rises and is in suspended state;
(2) open top passing jack 14 and 15 indentations simultaneously of bottom passing jack that the control valve group makes, the reach of pulling outrigger;
(3) open corresponding control valve group, make four lifting jack 5 of outrigger extend simultaneously, fall on the roadway floor base plate, outrigger longeron 3 tops are to back, and be in specified stress, and move frame and finish, under temporary lining, carry out driving, the work of anchor pole permanent support of next circulation.
Claims (3)
1. a driving face automatic moving type temporary lining hydraulic support is characterized in that, it comprises the internal frame of a four-column type, outrigger and the hydraulic system of a four-column type; The internal frame of four-column type and outrigger all are made up of two horizontal back timbers, two horizontal bottom girders and four retractility columns, two of internal frame and outrigger are equipped with the supporting surface that many longerons constitute roof supporting above the back timber: four-column type internal frame and four-column type outrigger nest together, and constitute a drawing and pulling type Combined shelf body; The structure of hydraulic system is, in four extension type columns of four extension type columns of internal frame and outrigger, be separately installed with the lifting jack, between internal frame and outrigger, be provided with the top and pass jack and bottom passing jack, all lifting jack are connected with hydraulic power unit by the control valve group with the passing jack, by hydraulic system make internal frame and outrigger can lifting pull mutually again, realize that hydraulic support moves forward with work plane.
2. driving face automatic moving type temporary lining hydraulic support as claimed in claim 1, it is characterized in that, the structure of drawing and pulling type Combined shelf body is: two back timbers of outrigger are designed to hollow type, medial surface and the bottom surface of hollow type back timber are equipped with guide groove, two foundation beams of outrigger are designed to the U-steel body, the vallecular cavity of U-steel body down, the end face of U-steel body is provided with guide groove; During combination: the internal frame back timber is inserted in the outrigger back timber aerial, the internal frame bottom girder is inserted in the vallecular cavity of outrigger bottom girder, two root post tops of internal frame one side are inserted in the guide groove of outrigger back timber bottom surface, insert in the outrigger bottom girder guide groove bottom, and the internal frame longeron passes outrigger back timber medial surface guide groove and is connected on the internal frame back timber; Require the size of outrigger back timber medial surface guide groove and bottom girder vallecular cavity to satisfy: internal frame can be in outrigger right/left pull, can in outrigger, move up and down again.
3. driving face automatic moving type temporary lining hydraulic support as claimed in claim 1 is characterized in that, the longeron of internal frame is convex shape upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320031599 CN203050754U (en) | 2013-01-22 | 2013-01-22 | Self-moving temporary supporting hydraulic support for driving working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320031599 CN203050754U (en) | 2013-01-22 | 2013-01-22 | Self-moving temporary supporting hydraulic support for driving working face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203050754U true CN203050754U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320031599 Withdrawn - After Issue CN203050754U (en) | 2013-01-22 | 2013-01-22 | Self-moving temporary supporting hydraulic support for driving working face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203050754U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966364A (en) * | 2012-11-23 | 2013-03-13 | 重庆松藻煤电有限责任公司 | Coalface floor stepping type hydraulic supporting frame |
| CN103089286A (en) * | 2013-01-22 | 2013-05-08 | 山东科技大学 | Driving face self-moving temporary support hydraulic support and support method thereof |
| CN104179518A (en) * | 2014-09-05 | 2014-12-03 | 北京诚田恒业煤矿设备有限公司 | Hydraulic support for roadway supporting |
-
2013
- 2013-01-22 CN CN 201320031599 patent/CN203050754U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966364A (en) * | 2012-11-23 | 2013-03-13 | 重庆松藻煤电有限责任公司 | Coalface floor stepping type hydraulic supporting frame |
| CN103089286A (en) * | 2013-01-22 | 2013-05-08 | 山东科技大学 | Driving face self-moving temporary support hydraulic support and support method thereof |
| CN104179518A (en) * | 2014-09-05 | 2014-12-03 | 北京诚田恒业煤矿设备有限公司 | Hydraulic support for roadway supporting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20141203 |
|
| RGAV | Abandon patent right to avoid regrant |