CN206092028U - Colliery driving face support equipment - Google Patents

Colliery driving face support equipment Download PDF

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Publication number
CN206092028U
CN206092028U CN201621147383.6U CN201621147383U CN206092028U CN 206092028 U CN206092028 U CN 206092028U CN 201621147383 U CN201621147383 U CN 201621147383U CN 206092028 U CN206092028 U CN 206092028U
Authority
CN
China
Prior art keywords
forestope
support
otic placode
driving face
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621147383.6U
Other languages
Chinese (zh)
Inventor
王毅
庞成
吴再生
李开学
桑鹏程
邹德均
袁光明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Vocational Institute of Engineering
Original Assignee
Chongqing Vocational Institute of Engineering
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Vocational Institute of Engineering filed Critical Chongqing Vocational Institute of Engineering
Priority to CN201621147383.6U priority Critical patent/CN206092028U/en
Application granted granted Critical
Publication of CN206092028U publication Critical patent/CN206092028U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to the technical field of coal mining supporting device, concretely relates to colliery driving face support equipment, including three support and nine group's mounting brackets, the support evenly is equipped with the recess along circumference, threaded hole is seted up in the bottom of recess to the support, the mounting bracket includes two rhizoid pole and layer boards, the upper end and the threaded hole bolt joint of lead screw, the fixed limit cap that is equipped with in top of lead screw, the mounting hole has all been seted up at both ends about the layer board, lead screw and mounting hole spiro union, the lead screw is equipped with a fixation nut in the bottom of layer board, be equipped with the forestope between layer board and the support, the axis direction of forestope is unanimous with excavation roadway's tunneling direction, demountable installation has the cylinder in the forestope, the terminal fixed mounting of the piston rod of cylinder has the fixed hook. Its purpose is: the problem of it is more loaded down with trivial details that there is the operation in current colliery driving face support equipment structural design defect, and the driving face support effect is relatively poor, and empty top operation still exists certain potential safety hazard, accidents happen easily is solved.

Description

A kind of driving face in coal mine support apparatus
Technical field
This utility model belongs to coal mining suspension device technical field, and in particular to a kind of driving face in coal mine supporting Equipment.
Background technology
As the increase to coal demand, mining depth are growing on and on, geological environment is made badly to change, with the increasing of crustal stress Greatly, ground temperature is constantly raised, and engineering takes place frequently in carrying out accident, and serious accident increases, and wants smooth recovery of subterranean resources, it is to avoid dangerous With disaster, it is primary concept safely that staff to be had shaft production.Underground coal mine is for the demand that adapts to produce and each Being smoothed out for item work, needs Jing often to arrange driving face, and driving face needs to arrange gib equipment, Cai Nengbao Barrier construction safety, through years development, has designed polytype gib equipment, and the difference by version is main Have:Forestope gib, timbering machine, automatic moving type tunnel support and airborne anchor rod drilling machine etc..At present, underground coal mine heading driver Take certain measure in terms of making face gib, and ensure that the safety of driving face to a certain extent, but mesh Front most utilization is manual moving type protected type falsework, installs and moves gib and be typically empty top operation, unavoidably Can there is potential safety hazard, for this purpose, installing the unsafe problems of gib in order to solve workman under empty top, part mine is adopted Easy front canopy support.So-called front canopy support is exactly that metal forestope is installed below the back timber of tunnel permanent support, After tunneling a segment distance, forestope is released to driving face, it is real with plank, the chock back of the body between forestope and top board, front Visit the operations such as cash, frame canopy are carried out out under beam shielding.It is currently used for the front canopy support device structure ratio of driving face in coal mine More complicated, operation is relatively complicated, and the movable scope of forestope is narrower, and driving face support effect is poor, causes empty top operation Certain potential safety hazard is yet suffered from, is prone to accidents.
Utility model content
The purpose of this utility model is:A kind of driving face in coal mine support apparatus are aimed to provide, for solving existing coal The presence operation of ore deposit driving face support device structure design defect is cumbersome, and driving face support effect is poor, and empty top is made Industry still suffers from certain potential safety hazard, the problem being prone to accidents.
To realize above-mentioned technical purpose, the technical solution adopted in the utility model is as follows:
A kind of driving face in coal mine support apparatus, including support and installing rack, the support are domed, the support edge The tunneling direction of digging laneway is provided with three, and the support is circumferentially uniformly provided with multiple grooves, and the support is in the bottom of groove Portion offers screwed hole, and the installing rack quantity being detachably connected on described each support is three groups, and the installing rack includes two The screw mandrel being vertically arranged and horizontally disposed supporting plate, the upper end of the screw mandrel and screw hole, the top of the screw mandrel is fixed Be provided with limited cap, the limited cap is located in groove, the left and right two ends of the supporting plate offer installing hole, the screw mandrel with Installing hole is spirally connected, and the screw mandrel is provided with the first fixing nut in the bottom of supporting plate, is provided with forestope between the supporting plate and support, The axis direction of the forestope is consistent with the tunneling direction of digging laneway, the forestope be inverted V-shaped structure, the forestope Cylinder is inside detachably installed, the end of the piston rod of the cylinder is installed with fixation hook.
Using the utility model of above-mentioned technical proposal, can be according to the concrete condition in digging laneway, by two of installing rack In adjacent two screwed hole of screw mandrel difference precession suitable position, and make the bottom of limited cap bottom phase just with groove Support, then supporting plate and forestope are installed again, by screw mandrel is positioned in the two neighboring groove of diverse location, conveniently can adjust The position of three groups of installing racks is saved, and then reaches the purpose of the position for adjusting forestope so that the range of activity of forestope is wider, The supporting effect of driving face is enhanced to a certain extent, reduces potential safety hazard.The driving face in coal mine support apparatus Simple structure, flexible to operation, energy roof supporting rock, it is ensured that stability of the roadway solve workman and install temporarily under empty top The unsafe problems of supporting.
Further limit, the two ends of the cylinder barrel are fixed with installing plate, and the forestope is interior corresponding with installing plate Position is provided with otic placode, and the otic placode, installing plate are equipped with bolt, and the two ends of the bolt are provided with the second fixing nut, such Structure design, simple structure, it is firm to install, and facilitates the installation of cylinder to fix.
Further limit, the otic placode includes the first otic placode, the second otic placode, third ear plate and the 4th otic placode, described first Otic placode, the second otic placode are connected with the left inside wall of forestope, and the third ear plate, the 4th otic placode are connected with the right inwall of forestope, Such structure design, strengthens gas by the first otic placode positioned at diverse location, the second otic placode, third ear plate and the 4th otic placode The fastness that cylinder is installed so that whole equipment is more stable when working.
Further limit, first otic placode, the second otic placode, third ear plate and the 4th otic placode are welded with forestope, this The structure design of sample so that the first otic placode, the second otic placode, third ear plate and the 4th otic placode and forestope connection it is more firm.
Further limit, the lower end of the support is equipped with anchor pole, and anchor pole strengthens support in digging laneway Fastness.
Further limit, the screw mandrel is welded with limited cap, such structure design so that the connection of screw mandrel and limited cap It is more firm.
Description of the drawings
This utility model can be further illustrated by the nonlimiting examples that accompanying drawing is given;
Fig. 1 is a kind of structural representation of driving face in coal mine support apparatus embodiment of this utility model;
Axially mounted structural representations of the Fig. 2 for cylinder and forestope in Fig. 1;
The mplifying structure schematic diagrams that be transversely mounted of the Fig. 3 for cylinder and forestope in Fig. 1;
Main element symbol description is as follows:
Support 1, groove 2, screw mandrel 31, supporting plate 32, limited cap 33, the first fixing nut 34, forestope 4, cylinder 5th, fixation hook 6, installing plate 71, bolt 72, the second fixing nut 73, the first otic placode 741, the second otic placode the 742, the 3rd Otic placode 743, the 4th otic placode 744, anchor pole 8.
Specific embodiment
In order that those skilled in the art may be better understood this utility model, it is right with reference to the accompanying drawings and examples Technical solutions of the utility model are further illustrated.
As shown in Figure 1, Figure 2 and Figure 3, a kind of driving face in coal mine support apparatus of the present utility model, including 1 He of support Installing rack, support 1 are domed, and support 1 is provided with three along the tunneling direction of digging laneway, and support 1 is circumferentially uniformly provided with multiple Groove 2, support 1 offer screwed hole in the bottom of groove 2, and the installing rack quantity being detachably connected on each support 1 is three groups, Installing rack includes two screw mandrels 31 being vertically arranged and horizontally disposed supporting plate 32, the upper end of screw mandrel 31 and screw hole, silk The top of bar 31 is fixed with limited cap 33, and limited cap 33 is located in groove 2, and the left and right two ends of supporting plate 32 offer installation Hole, screw mandrel 31 are spirally connected with installing hole, and screw mandrel 31 is provided with the first fixing nut 34 in the bottom of supporting plate 32, supporting plate 32 and support 1 it Between be provided with forestope 4, the axis direction of forestope 4 is consistent with the tunneling direction of digging laneway, forestope 4 be inverted V-shaped structure, it is front Visit in beam 4 and cylinder 5 is detachably installed, the end of the piston rod of cylinder 5 is installed with fixation hook 6.
Preferably, the two ends of 5 cylinder barrel of cylinder are fixed with installing plate 71, set with 71 corresponding position of installing plate in forestope 4 There is otic placode, otic placode, installing plate 71 are equipped with bolt 72, and the two ends of bolt 72 are provided with the second fixing nut 73, and such structure sets Meter, simple structure, it is firm to install, and facilitates the installation of cylinder 5 to fix.It is pointed out that can also consider as the case may be The mounting structure of cylinder 5 and forestope 4, as long as the detachable installation of cylinder 5 and forestope 4 can be realized.
Preferably, otic placode includes the first otic placode 741, the second otic placode 742, third ear plate 743 and the 4th otic placode 744, first Otic placode 741, the second otic placode 742 are connected with the left inside wall of forestope 4, the right side of third ear plate 743, the 4th otic placode 744 and forestope 4 Inwall connects, such structure design, by the first otic placode 741 positioned at diverse location, the second otic placode 742, third ear plate 743 The fastness of the installation of cylinder 5 is strengthened with the 4th otic placode 744 so that whole equipment is more stable when working.In fact, can also The quantity and distributed architecture of otic placode are considered as the case may be, as long as cylinder 5 can be fixedly mounted in forestope 4.
Preferably, the first otic placode 741, the second otic placode 742, third ear plate 743 and the 4th otic placode 744 are welded with forestope 4 Connect, such structure design so that the first otic placode 741, the second otic placode 742, third ear plate 743 and the 4th otic placode 744 and front spy The connection of beam 4 is more firm.In fact, the first otic placode 741, the second otic placode 742, third ear can also be considered as the case may be The connected mode of plate 743 and the 4th otic placode 744 with forestope 4.
Preferably, the lower end of support 1 is equipped with anchor pole 8, and it is firm in digging laneway that anchor pole 8 strengthens support 1 Property.In fact, the reinforcing mode of support 1 specifically can also be considered as the case may be.
Preferably, screw mandrel 31 is welded with limited cap 33, such structure design so that the connection of screw mandrel 31 and limited cap 33 It is more firm.It is pointed out that the connected mode of screw mandrel 31 and limited cap 33 can also be considered as the case may be.
The work service condition of the driving face in coal mine support apparatus is as follows:When the driving face of digging laneway reaches During the minimum distance of face roof under control, according to the concrete condition in digging laneway, two screw mandrels 31 of installing rack are distinguished into precession suitable position In two adjacent screwed holes, and make the bottom of limited cap 33 just offset with the bottom of groove 2, thus complete screw mandrel 31 and prop up The connection of frame 1, then installs supporting plate 32, on screw mandrel 31 it is noted that ensureing supporting plate 32 in horizontal when supporting plate 32 is installed State, then forestope 4 is placed on supporting plate 32, it should be noted at this time that need to ensure that the long axis direction of forestope 4 should be with digging laneway Tunneling direction it is consistent, complete the installment work of the driving face support equipment, then by the fixation of 5 piston rod end of cylinder Hook 6 is fixed on the support 1 away from work surface;When the maximum distance of face roof under control of tunneling construction to regulatory requirements, the inflation of cylinder 5 is pulled Fixation hook 6, so as to drive forestope 4 to move forward, faces the wall and meditates so as to forestope 4 is moved forward to headwork, facing needed for meeting When supporting safe space, after empty topmast sets end-of-job, the 3rd support 1 at rear is moved forward to into first new vertical support 1 Installed, proceeded tunneling construction, so as to complete a P. drechsleri.
The driving face in coal mine support apparatus of the present embodiment, by screw mandrel 31 is positioned over the two neighboring of diverse location The position of three groups of installing racks in groove 2, can be conveniently adjusted, and then reaches the purpose of the position for adjusting forestope 4 so that front spy The range of activity of beam 4 is wider, enhances the supporting effect of driving face to a certain extent, reduces potential safety hazard.The coal Ore deposit driving face support device structure is simple, flexible to operation, energy roof supporting rock, it is ensured that stability of the roadway, solves Workman installs the unsafe problems of gib under empty top.
The merely exemplary explanation of above-described embodiment principle of the present utility model and its effect are new not for this practicality is limited Type.Any person skilled in the art all can be carried out to above-described embodiment under without prejudice to spirit and the scope of the present utility model Modifications and changes.Therefore, all those of ordinary skill in the art are without departing from the spirit disclosed in this utility model All equivalent modifications or change with being completed under technological thought, should be covered by claim of the present utility model.

Claims (6)

1. a kind of driving face in coal mine support apparatus, including support (1) and installing rack, it is characterised in that:The support (1) is in Arch, the support (1) are provided with three along the tunneling direction of digging laneway, and the support (1) is circumferentially uniformly provided with multiple recessed Groove (2), the support (1) offer screwed hole, the peace being detachably connected on each support (1) in the bottom of groove (2) Quantity is shelved for three groups, the installing rack includes two screw mandrels being vertically arranged (31) and horizontally disposed supporting plate (32), described The upper end of screw mandrel (31) and screw hole, the top of the screw mandrel (31) are fixed with limited cap (33), the limited cap (33) in groove (2), the left and right two ends of the supporting plate (32) offer installing hole, the screw mandrel (31) and installing hole spiral shell Connect, the screw mandrel (31) is provided with the first fixing nut (34) in the bottom of supporting plate (32), between the supporting plate (32) and support (1) Forestope (4) is provided with, the axis direction of the forestope (4) is consistent with the tunneling direction of digging laneway, the forestope (4) is Inverted V-shaped structure, is detachably provided with cylinder (5) in the forestope (4), peace is fixed in the end of the piston rod of the cylinder (5) Equipped with fixation hook (6).
2. a kind of driving face in coal mine support apparatus according to claim 1, it is characterised in that:Cylinder (5) cylinder The two ends of cylinder are fixed with position corresponding with installing plate (71) in installing plate (71), the forestope (4) and are provided with otic placode, the ear Plate, installing plate (71) are equipped with bolt (72), and the two ends of the bolt (72) are provided with the second fixing nut (73).
3. a kind of driving face in coal mine support apparatus according to claim 2, it is characterised in that:The otic placode includes One otic placode (741), the second otic placode (742), third ear plate (743) and the 4th otic placode (744), first otic placode (741), second Otic placode (742) is connected with the left inside wall of forestope (4), the third ear plate (743), the 4th otic placode (744) and forestope (4) Right inwall connection.
4. a kind of driving face in coal mine support apparatus according to claim 3, it is characterised in that:First otic placode (741), the second otic placode (742), third ear plate (743) and the 4th otic placode (744) are welded with forestope (4).
5. a kind of driving face in coal mine support apparatus according to claim 1 or 4, it is characterised in that:The support (1) Lower end be equipped with anchor pole (8).
6. a kind of driving face in coal mine support apparatus according to claim 5, it is characterised in that:The screw mandrel (31) with Limited cap (33) is welded.
CN201621147383.6U 2016-10-21 2016-10-21 Colliery driving face support equipment Expired - Fee Related CN206092028U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621147383.6U CN206092028U (en) 2016-10-21 2016-10-21 Colliery driving face support equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621147383.6U CN206092028U (en) 2016-10-21 2016-10-21 Colliery driving face support equipment

Publications (1)

Publication Number Publication Date
CN206092028U true CN206092028U (en) 2017-04-12

Family

ID=58485041

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621147383.6U Expired - Fee Related CN206092028U (en) 2016-10-21 2016-10-21 Colliery driving face support equipment

Country Status (1)

Country Link
CN (1) CN206092028U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112623655A (en) * 2020-12-17 2021-04-09 重庆工程职业技术学院 Automatic coal mine tunnel coal conveying system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112623655A (en) * 2020-12-17 2021-04-09 重庆工程职业技术学院 Automatic coal mine tunnel coal conveying system
CN112623655B (en) * 2020-12-17 2021-07-06 重庆工程职业技术学院 Automatic coal mine tunnel coal conveying system

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GR01 Patent grant
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: 20170412

Termination date: 20181021