CN202645555U

CN202645555U - Fully-sealed coal roadway heading-anchoring synchronizer

Info

Publication number: CN202645555U
Application number: CN 201220141948
Authority: CN
Inventors: 王占勇; 王锴; 李建斌; 韩亚丽; 赵华; 张宁川; 张国良
Original assignee: China Railway Tunneling Equipment Co Ltd
Current assignee: China Railway Tunneling Equipment Co Ltd
Priority date: 2012-04-06
Filing date: 2012-04-06
Publication date: 2013-01-02
Anticipated expiration: 2022-04-06

Abstract

The utility model relates to a coal roadway heading machine, in particular to a fully-sealed coal roadway excavating-heading synchronizer, which comprises a heading device, a sealing and dedusting device, an anchoring device, a coal loading and conveying device, a power system and a hydraulic system, wherein the heading device comprises a body part, a telescopic cutting part arranged at the front end of the body part, a walking part arranged on the lower part of the body part, and a back support part arranged on the back end part of the body part; the anchoring device at least comprises a first jumbolter; the first jumbolter is arranged between the cutting part of the heading device and the power system; other jumbolters are arranged behind the power system in sequence; each jumbolter comprises a frame, a jumbolter unit fixedly arranged on the frame, wheels arranged at the four corners of the lower part of the frame, and a hydraulic oil cylinder; the body part of the heading device is overlapped with both sides of the frame of the first jumbolter through a slide rail, and is fixedly connected with a dragging oil cylinder; and the jumbolters are hinged with one another. The fully-sealed coal roadway excavating-heading synchronizer has the advantages of unique design, reasonable structure, high automation degree, high efficiency, safety and high suitability for popularizing and implementing.

Description

Hermetically sealed coal road pick anchor synchronous motor

Technical field

The utility model relates to the coal mine tunnelling machine tool, is specially a kind of hermetically sealed coal road pick anchor synchronous motor, especially adapts to driving and the operation of anchoring Integral synchronous in the coal road road of full coal road road or hardness f＜4.

Background technology

Present coal mine roadway digging device and anchoring device major part are independent separately operations, even combination is to a certain degree arranged, since between driving and the anchoring in the requirement of locus the inevitable paradox of institute, can not bring into play to greatest extent optimum performance separately, its shortcoming is: 1, development machine is after the certain progress of driving, must withdraw, allow roofboltier enter and carry out the anchoring operation, after the anchoring operation is finished, development machine just can enter the driving that carries out next round, and this operating type has had a strong impact on drivage efficiency; 2, development machine could allow jumbolter carry out anchoring after generally tunneling a fuselage length, has caused the unsupported back span lengthening, especially in the situation that features as poor geologic condition, has increased operating personnel's danger, is unfavorable for safety in production; 3, present development machine all is open type, in coal road excavation operation process, even ventilation condition is good again, also inevitably produces great Dust Capacity, is unfavorable for operating personnel's health; 4, the operating type of jumbolter does not form scale, modularization, causes the lengthening of anchoring time and anchoring efficiency low; 5, the operating personnel does not have certain safeguard measure in operation process; 6, the transportation of net sheet and lifting mostly rely on manpower, and operating personnel's labour intensity is larger.

Summary of the invention

The technical problems to be solved in the utility model overcomes above-mentioned the deficiencies in the prior art exactly, and provides a kind of rational in infrastructure, and automaticity is high, the hermetically sealed coal road pick anchor synchronous motor of highly effective and safe.

For solving the problems of the technologies described above, the technical solution of the utility model is:

A kind of hermetically sealed coal road pick anchor synchronous motor, comprise mole, sealing and dust arrester, anchor device, coal charge loads and conveying device, dynamical system and hydraulic system, mole comprises body, be installed in the extension type cutting units of body front end, be installed in the running part of body bottom, be installed in the rear support section of body rearward end, described anchor device comprises the first roofboltier at least, the first roofboltier is installed between the cutting units and dynamical system of mole, other roofboltier is installed in after the dynamical system successively, every roofboltier comprises vehicle frame, the wheel and the first hydraulic jack that are fixedly mounted on the jumbolter group on the vehicle frame and are installed in four angles, vehicle frame bottom, overlap by slide rail between the vehicle frame both sides of the body of mole and the first roofboltier, and be fixedly connected with and drag oil cylinder, hinged between the roofboltier.

Described sealing and dust arrester comprise sealing device and the dust arrester that is installed on the cutting units rear side body, and sealing device comprises sealing plate, the ventral brush around the sealing plate and the second hydraulic jack that is used for supporting ventral brush that is installed on the body.

But the middle part of described sealing plate has the hermatic door of push-and-pull.

Described dust arrester comprises the induced draft fan that is located at the sealing plate front side and the exhaust column that is fixedly mounted on the anchor device chassis, and the joint portion of exhaust column and sealing plate is provided with slide mechanism or bellows.

Described coal charge loads and conveying device comprises scraper mechanism and scratch board conveyor structure, and the scratch board conveyor structure overlaps in the part on the mole with between the part on the anchor device of rear portion.

Described the first roofboltier vehicle frame top is installed with temporary lining, and temporary lining comprises four finger-type shields that are fixedly mounted on the 3rd hydraulic jack on the first roofboltier vehicle frame top and are fixedly mounted on four the 3rd hydraulic jack upper ends.

Be equipped with track in the middle of the vehicle frame top of described roofboltier, the track top is equipped with net sheet travelling bogie, is slidingly connected between net sheet travelling bogie and the track.

Also be provided with elevating mechanism on the described net sheet travelling bogie.

Described anchor device comprises first, second, third roofboltier.

Described cutting units comprises cut roller, cantilever, cutting motor, cut reduction box, pars contractilis, cantilever elevation oil cylinder, and the cantilever rear end connects by coupling mechanism with body, and described running part is the crawler-type traveling chassis.

Operating principle of the present utility model is:

Cut roller of the present utility model is in the situation that when the front boom shortest route, mole need not move forward, by the oil cylinder on the elongation cantilever, cantilever can be extended certain distance (tentative 500mm), so just can be in the situation that the not mobile forward driving of mole integral position; After cantilever reaches range (500mm), the track drive mole 500mm that advances, dependence on the non-structure between anchor device and the mole, so anchor device do not advance with mole, proceeds the anchoring operation; Behind the driving certain distance (tentative 3m), drag oil cylinder by the anchoring drilling machine group and drag anchor device and advance 3 meters, realize that anchor device and mole are synchronous on the overall time, successively reciprocating working.

The beneficial effect of technical solutions of the utility model is:

1, structurally, the utility model overlaps by slide rail between the vehicle frame both sides with the first roofboltier of the body of mole and anchor device, and be fixedly connected with and drag oil cylinder, and link together by hinged mode between the roofboltier in the anchor device, thereby mole and anchor device combined carry out institutional operation, simultaneously can carry out synchronously the anchoring operation again at driving, excavation operation can be carried out continuously, greatly improve drivage efficiency.

2, structurally, the utility model moves after with dynamical system, and the first jumbolter of anchor device is moved forward to the cutting units back, has greatly shortened the unsupported back span in the tunneling process, has improved operating personnel's safety work coefficient, has guaranteed safety in production.

3, structurally, the utility model is set up sealing device at the body of mole cutting units rear side, development end is sealed, and employing mode of exhausting in seal cavity makes it produce negative pressure, so just greatly reduced the dust content of personnel operating areas, improved operating environment, ensured that the operating personnel's is healthy.

4, structurally, anchor device of the present utility model comprises a roofboltier at least, i.e. the first roofboltier, other roofboltier is after the first roofboltier anchoring operation, further to the tunnel formula anchor pole operation of making up the difference, and the jumbolter that every roofboltier is arranged and the driving speed of complete machine are complementary, thereby have greatly improved anchoring efficiency, have avoided mole to wait for the time that the anchor device operation is finished; And, by being articulated and connected, can dismantle as required and increase between each roofboltier.

5, structurally; the utility model is set up on the first roofboltier vehicle frame top temporary lining is installed; temporary lining comprises that lifting not only protected the safety of carrying out the anchoring operating personnel above the first roofboltier; but also the net sheet can be withstood on the top board; play the booster action that the net sheet is installed; both ensure operating personnel's safety, also improved linked network efficient.

6, structurally, be equipped with track in the middle of the vehicle frame top of roofboltier described in the utility model, the track top is set up net sheet travelling bogie is installed, be slidingly connected between net sheet travelling bogie and the track, also be provided with elevating mechanism on the described net sheet travelling bogie, like this, not only the net sheet can be transported on the first roofboltier fast, and, the operation that the elevating function of net sheet travelling bogie also is very easy to operating personnel's transportation and the net sheet is installed, not only alleviated operating personnel's labour intensity, and the efficient that has improved the transportation of net sheet and installed.

7, the utility model design is unique, and rational in infrastructure, automaticity is high, and highly effective and safe is very suitable for promotion and implementation.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail, wherein:

Fig. 1 is one of the hermetically sealed coal road pick of the utility model anchor synchronous motor working state structure schematic diagram;

Fig. 2 is two of the hermetically sealed coal road pick of the utility model anchor synchronous motor working state structure schematic diagram;

Fig. 3 is the plan structure schematic diagram of hermetically sealed coal road pick anchor synchronous motor duty shown in Figure 1;

Sequence number among the figure: 1, mole, 101, body, 102, cutting units, 103, running part, 104, rear support section, 105, the cut roller, 106, cantilever, 107, the cantilever elevation oil cylinder, 2, anchor device, 201, the first roofboltier, 202, the second roofboltier, 203, the 3rd roofboltier, 204, vehicle frame, 205, wheel, 206, the first hydraulic jack, 207, roof-bolter, 3, coal charge loads and conveying device, and 301, scraper mechanism, 302, the scratch board conveyor structure, 4, dynamical system, 5, sealing device, 501, sealing plate, 502, ventral brush, 503, the second hydraulic jack, 504, hermatic door, 6, temporary lining, 601, the 3rd hydraulic jack, 602, the finger-type shield, 7, slide rail, 8, drag oil cylinder, 10, exhaust column, 11, track, 12, net sheet travelling bogie, 1201, elevating mechanism, 13, rib.

The specific embodiment

Embodiment:

Referring to Fig. 1, Fig. 2 and Fig. 3, among the figure, the hermetically sealed coal road pick of the utility model anchor synchronous motor, comprise mole 1, sealing and dust arrester, anchor device 2, coal charge loads and conveying device 3, dynamical system 4 and hydraulic system, mole 1 comprises body 101, be installed in the extension type cutting units 102 of body 101 front ends, be installed in the running part 103 of body 101 bottoms, be installed in the rear support section 104 of body 101 rearward end, described anchor device 2 comprises first, second, the 3rd roofboltier 201,202,203, the first roofboltier 201 is installed between the cutting units 101 and dynamical system 4 of mole 1, second, the 3rd roofboltier 202,203 are installed in after the dynamical system 4 successively, first, second, the 3rd roofboltier 201,202,203 have included vehicle frame 204, the wheel 205 and the first hydraulic jack 206 that are fixedly mounted on 207 groups of jumbolters on the vehicle frame 204 and are installed in four angles, vehicle frame 204 bottoms, overlap by slide rail 7 between vehicle frame 204 both sides of the body 101 of mole 1 and the first roofboltier 201, and be fixedly connected with and drag oil cylinder 8, the first, second, the 3rd roofboltier 201,202, hinged between 203; Described sealing and dust arrester comprise sealing device 5 and the dust arrester on the body 101 that is installed in cutting units 102 rear sides, and described sealing device 5 comprises sealing plate 501, the ventral brush 502 around the sealing plate 501 and the second hydraulic jack 503 that is used for supporting ventral brush 502 that is installed on the body 101; But the middle part of described sealing plate 503 has the hermatic door 504 of push-and-pull; Described dust arrester comprises the induced draft fan that is located at sealing plate 501 front sides and the exhaust column 10 that is fixedly mounted on the anchor device chassis, and exhaust column 10 is provided with slide mechanism or bellows with the joint portion of sealing plate 501; Described coal charge loads and conveying device 3 comprises scraper mechanism 301 and scratch board conveyor structure 302, and scratch board conveyor structure 302 overlaps in the part on the mole with between the part on the anchor device of rear portion; Be installed with temporary lining 6 on the vehicle frame 204 of described the first roofboltier 201, temporary lining 6 comprises the 3rd hydraulic jack 601 on four vehicle frames 204 that are fixedly mounted on the first roofboltier 201 and is fixedly mounted on the finger-type shield 602 of four the 3rd hydraulic jack 601 upper ends; Be equipped with track 11 in the middle of described first, second, third roofboltier 201,202,203 vehicle frame 204 tops, track 11 tops are equipped with net sheet travelling bogie 12, are slidingly connected with track 11; Also be provided with elevating mechanism 1201 on the described net sheet travelling bogie 12; Described cutting units 101 comprises cut roller 105, cantilever 106, cutting motor, cut reduction box, pars contractilis, cantilever elevation oil cylinder 107, and cantilever 106 rear ends and body 101 connect by coupling mechanism, and described running part 103 is the crawler-type traveling chassis.

The course of work of the hermetically sealed coal road pick of the utility model anchor synchronous motor is as follows:

Cutting drum 105 of the present utility model is by the hoist cylinder 107 on the elongation cantilever 106, incision rib 13 carries out coal cutting, finally can be with cantilever 106 elongation certain distances (tentative 500mm), when cantilever 106 overhangs reach the limit of the position, reclaim cantilever 106 to minimum length this moment, the crawler-type traveling chassis drives mole 1 500mm that advances, and carries out the driving of next round; In the tunneling process, sealing device 5 is close to rib 13 and is moved forward, and by the constantly outside exhausting of dust arrester, makes the sealing space be in the state of negative pressure, makes the fresh wind of sealing device 5 back that the trend that pours into seal cavity be arranged, and reaches good dustproof effect; Dependence on the non-structure between anchor device 2 and the mole 1, so anchor device 2 do not advance with mole, by being supported on ground the first hydraulic jack 206 settling positions, proceeds the anchoring operation; Net sheet travelling bogie 12 constantly is transported to the net sheet position of temporary lining 6 at this moment, adjust the height that the 3rd hydraulic jack 601 reduces temporary lining 6, the net sheet is laid in advance the top of temporary lining 6, promote temporary lining 6 until the contact top board, the anchor pole operation is carried out in 207 groups of gaps by finger-type shield 502 of jumbolter on the first roofboltier 201, and the net sheet is anchored on the top board; Behind the driving certain distance (tentative 3m), current anchoring was finished already, pack up the first hydraulic jack 206, dragging oil cylinder 8 by the anchoring drilling machine group drags anchor device 2 and advances 3 meters, then put down the first hydraulic jack 206, carry out the anchoring operation of next round, 207 groups of complement jumbolters on this moment the second roofboltier 202 and the 3rd roofboltier 203 carry out the operation of anchor pole complement, realize that anchor device 2 and mole 1 are synchronous on the overall time, reciprocating working is realized the uninterrupted operation that driving and anchoring cooperate simultaneously successively.

The above only is the schematic specific embodiment of the utility model; be not to limit scope of the present utility model; equivalent variations and modification that any those skilled in the art makes under the prerequisite that does not break away from the utility model design and principle all should belong to the scope that the utility model is protected.

Claims

1. a hermetically sealed coal road is dug the anchor synchronous motor, comprise mole, sealing and dust arrester, anchor device, coal charge loads and conveying device, dynamical system and hydraulic system, mole comprises body, be installed in the extension type cutting units of body front end, be installed in the running part of body bottom, be installed in the rear support section of body rearward end, it is characterized in that: described anchor device comprises the first roofboltier at least, the first roofboltier is installed between the cutting units and dynamical system of mole, other roofboltier is installed in after the dynamical system successively, every roofboltier comprises vehicle frame, the wheel and the first hydraulic jack that are fixedly mounted on the jumbolter group on the vehicle frame and are installed in four angles, vehicle frame bottom, overlap by slide rail between the vehicle frame both sides of the body of mole and the first roofboltier, and be fixedly connected with and drag oil cylinder, hinged between the roofboltier.

2. hermetically sealed coal road according to claim 1 is dug the anchor synchronous motor, it is characterized in that: described sealing and dust arrester comprise sealing device and the dust arrester on the body that is installed in the cutting units rear side, and sealing device comprises sealing plate, the ventral brush around the sealing plate and the second hydraulic jack that is used for supporting ventral brush that is installed on the body.

3. hermetically sealed coal road according to claim 2 is dug the anchor synchronous motor, it is characterized in that: but the middle part of described sealing plate has the hermatic door of push-and-pull.

4. hermetically sealed coal road according to claim 2 is dug the anchor synchronous motor, it is characterized in that: described dust arrester comprises the induced draft fan that is located at the sealing plate front side and the exhaust column that is fixedly mounted on the anchor device chassis, and the joint portion of exhaust column and sealing plate is provided with slide mechanism or bellows.

5. hermetically sealed coal road according to claim 1 is dug the anchor synchronous motor, it is characterized in that: described coal charge loads and conveying device comprises scraper mechanism and scratch board conveyor structure, and the scratch board conveyor structure overlaps in the part on the mole with between the part on the anchor device of rear portion.

6. hermetically sealed coal road according to claim 1 is dug the anchor synchronous motor, it is characterized in that: described the first roofboltier vehicle frame top is installed with temporary lining, and temporary lining comprises four finger-type shields that are fixedly mounted on the 3rd hydraulic jack on the first roofboltier vehicle frame top and are fixedly mounted on four the 3rd hydraulic jack upper ends.

7. hermetically sealed coal road pick anchor synchronous motor according to claim 1 is characterized in that: be equipped with track in the middle of the vehicle frame top of described roofboltier, above the track net sheet travelling bogie be installed, be slidingly connected between net sheet travelling bogie and the track.

8. hermetically sealed coal road pick anchor synchronous motor according to claim 7 is characterized in that: also be provided with elevating mechanism on the described net sheet travelling bogie.

9. hermetically sealed coal road according to claim 1 is dug the anchor synchronous motor, and it is characterized in that: described anchor device comprises first, second, third roofboltier.

10. hermetically sealed coal road according to claim 1 is dug the anchor synchronous motor, it is characterized in that: described cutting units comprises cut roller, cantilever, cutting motor, cut reduction box, pars contractilis, cantilever elevation oil cylinder, the cantilever rear end connects by coupling mechanism with body, and described running part is the crawler-type traveling chassis.