CN220646021U - Tunneling working face reversed loader with lane-drop early warning device - Google Patents
Tunneling working face reversed loader with lane-drop early warning device Download PDFInfo
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- CN220646021U CN220646021U CN202322419707.3U CN202322419707U CN220646021U CN 220646021 U CN220646021 U CN 220646021U CN 202322419707 U CN202322419707 U CN 202322419707U CN 220646021 U CN220646021 U CN 220646021U
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- plate
- reversed loader
- sliding
- sliding block
- alarm
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- 230000005641 tunneling Effects 0.000 title claims description 16
- 230000003139 buffering effect Effects 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 3
- 239000011707 mineral Substances 0.000 abstract description 3
- 230000003028 elevating effect Effects 0.000 abstract 5
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000003831 antifriction material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Control Of Conveyors (AREA)
Abstract
The utility model provides a drivage working face elevating conveyor with early warning device, including elevating conveyor mount, set up conveyor in the elevating conveyor mount and be used for transporting the mineral aggregate, two fortune dollies are installed to elevating conveyor mount's rear end, can reciprocate on the belt frame, two fortune dollies bottom are installed with track matched with sheave, and can follow elevating conveyor synchronous motion's swinging plate and buffering tray, be equipped with hydraulic damper and the spring that is used for elastic buffering in the swinging plate and the buffering tray, be used for maintaining two fortune dollies's normal movement, if above-mentioned elastic buffering's part output set value, position sensor can send the signal of telecommunication to the siren and send out the warning of falling the way, remind the entry driving machine driver of operation in time to adjust the entry driving machine gesture, can avoid two fortune dollies to fall the way, thereby reduce the shut down risk.
Description
Technical Field
The utility model relates to the technical field of reversed loader devices, in particular to a reversed loader with a lane-changing early warning device for a tunneling working face.
Background
At present, a development machine or an anchor machine is adopted for production operation in coal mine development work, the development machine or the anchor machine is provided with a scraper conveyer, the scraper conveyer is simply referred to as 'one-operation', a belt conveyor is usually arranged at the tail part of the development machine, the two-operation head part is rigidly hinged with the tail part of the development machine, a two-operation trolley is arranged at the two-operation tail part, the two-operation trolley is usually arranged on a self-moving tail or a belt frame, the self-moving tail frame or the belt frame is utilized as a trolley moving track, and the two-operation trolley is designed with a high wheel edge of about 20mm as a limit.
Along with the propulsion of the heading face, the heading machine can continuously move forwards or backwards to adjust the cutting position during operation, at the moment, the two-transportation trolley can also move along the belt frame along with the action of the heading machine, and when the left and right adjustment angles of the heading machine are large, the inclined height of the two-transportation trolley exceeds the height of the wheel rim, so that the risk of falling channels can occur. If the over-large inclination cannot be pre-warned at this time, the two-way trolley in track operation can drop down the track suddenly along with the increase of the inclination amplitude of the two-way trolley, and the two-way trolley falling off the track can not only cause material to be scattered, but also cause damage to the running belt.
The common treatment method for the two-way trolley which falls off is that after a belt running on a tunneling surface is stopped, the two-way trolley which falls off is restored to a track position by using a manual lifting and supporting mode; it takes a long time from the discovery of the derailment to the restoration of the on-orbit position of the two-way trolley, and the on-site workers lift and put up the work extremely physically, so that the risk caused by the lane adjustment of the two-way trolley can severely restrict the tunneling work efficiency. How to realize the lane-drop early warning of the two-way trolley is a problem to be solved at present.
Disclosure of Invention
The utility model aims to provide a tunneling working face reversed loader with a lane-drop early warning device, wherein a position sensor and an alarm are arranged on a two-way trolley to serve as a lane-drop reminding mechanism, and the lane-drop alarm reminding mechanism can send out lane-drop alarm reminding when the two-way trolley is at a lane-drop critical point in the running process, so that damage caused by lane drop of the reversed loader is avoided, and the problems in the prior art are solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a tunneling working face reversed loader with fall way early warning device, including the reversed loader mount, set up conveyor in the reversed loader mount, two fortune dollies are installed to the rear end of reversed loader mount, two fortune dollies are including the walking board that the level set up, and the sheave is all installed to walking board both sides, install two risers of vertical setting on the walking board, and articulated installs the swinging arms between the riser, the both sides of swinging arms all set up first limiting plate, correspond to the position of first limiting plate, all set up the second limiting plate in the both sides of two risers, articulated install hydraulic damper between corresponding first limiting plate and second limiting plate, still install first position sensor and first alarm in first limiting plate bottom, and first alarm can send alarm information when the rotation range between swinging arms and the riser surpasss the settlement angle, still installs the buffering tray at the top of swinging arms, installs the sliding block on the sliding rod through rotary mechanism installs in the bottom of reversed loader mount, and the sliding block is equipped with the second alarm is in the second position of the first spring and the second spring sleeve of setting up between the sliding block Zhou Jun all the time, and the second alarm is in the second spring sleeve setting up the second alarm trend. The sliding plate is arranged at two ends of the length direction of the sliding rod, sliding grooves matched with the sliding plate are formed in the side wall of the buffering tray, second springs are arranged in the sliding grooves at two ends of the sliding plate, the sliding plate always has a trend of being located at the middle position of the side wall of the buffering tray, a third position sensor and a third alarm are arranged at two ends of the sliding plate, and the third alarm can send alarm information when the sliding plate moves to compress the second springs to a set length. The sliding plate is provided with a pulley, and the pulley can drive the sliding plate to reciprocate in the sliding groove. The sliding block is arranged at the bottom of the transfer fixing frame through a slewing bearing.
The utility model has the positive effects that: the utility model discloses a tunneling working face transfer machine with a lane drop early warning device, which comprises a transfer fixing frame, wherein a conveying device is arranged in the transfer fixing frame and used for conveying mineral aggregate, a two-way trolley is arranged at the rear end of the transfer fixing frame and can reciprocate on a belt frame, a grooved pulley matched with a track is arranged at the bottom of the two-way trolley, a swinging plate and a buffer tray which can synchronously move along with the transfer machine are arranged at the bottom of the two-way trolley, a hydraulic damper and a spring which are used for elastic buffer are arranged in the swinging plate and the buffer tray and are used for maintaining normal movement of the two-way trolley, if a set value is produced by the elastic buffer component, a position sensor can send an electric signal to an alarm and send a lane drop reminding alarm, and a tunneling machine driver who is working is reminded of timely adjusting the posture of the tunneling machine, so that the lane drop risk of the two-way trolley can be avoided, the running reliability of the two-way trolley can be improved, the tunneling working efficiency can be greatly improved, and the popularization and application value can be greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the cross-sectional view taken along line A-A in FIG. 1;
FIG. 3 is a cross-sectional view taken along B-B in FIG. 2;
FIG. 4 is a schematic illustration of the use of the present utility model disposed between a heading machine and a conveyor;
fig. 5 is a schematic view showing a state in which the swing plate rotates relative to the vertical plate.
Description of the embodiments
The utility model relates to a tunneling working face reversed loader with a lane drop early warning device, which is shown in figures 1-4, and comprises a reversed loading fixed frame 1, wherein a conveying device is arranged in the reversed loading fixed frame 1, and can be an existing conveying belt, and a roller is driven to rotate by driving of a motor so as to drive the conveying belt to reciprocate, so that mineral aggregate conveying operation is realized.
The rear end of the transfer fixing frame 1 is provided with a two-way trolley, the two-way trolley is lapped on a track of the self-moving tail, the transfer machine is positioned between the development machine and the self-moving tail, the two-way trolley can move along with the development machine relative to the self-moving tail for realizing the two-way trolley, the two-way trolley comprises a horizontal running plate 2, two sides of the running plate 2 are provided with grooved wheels 3, and the grooved wheels 3 can move on the track of the self-moving tail and have a certain anti-falling function.
Two vertical plates 4 are vertically arranged on the walking plate 2, a swinging plate 5 is hinged between the vertical plates 4, and the swinging plate 5 can rotate relative to the vertical plates 4. The both sides of swing board 5 all set up first limiting plate 6, correspond to the position of first limiting plate 6, all set up second limiting plate 7 in the both sides of two risers 4, articulated install hydraulic damper 8 between corresponding first limiting plate 6 and the second limiting plate 7, two hydraulic damper 8 have the trend of maintaining swing board 5 and riser 4 in vertical state all the time. The bottom of the first limiting plate 6 is also provided with a first position sensor 9 and a first alarm 10, and the first alarm 10 can send out alarm information when the rotation amplitude between the swinging plate 5 and the vertical plate 4 exceeds a set angle.
The top of the swinging plate 5 is also provided with a buffer tray 11, a sliding rod 12 is arranged in the buffer tray 11, a sliding block 13 is arranged on the sliding rod 12 in a matched manner, and the sliding block 13 is arranged at the bottom of the transfer fixing frame 1 through a rotating mechanism. The first springs 14 are respectively sleeved on the outer periphery of the sliding rod 12 between the sliding block 13 and the buffer tray 11, and the two first springs 14 always have the tendency that the sliding block 13 is positioned at the middle position of the buffer tray 11. A second position sensor 15 and a second alarm 16 are installed on both sides of the sliding block 13, and the second alarm 16 gives an alarm when the sliding block 13 moves to compress the first spring 14 to a set length.
In the process of operation in a straight roadway, the hydraulic damper 8 and the first spring 14 always have the function of maintaining the two-way trolley to normally walk along the rail, when the roadway turns, the heading machine drives the reversed loader to horizontally and vertically deflect when adjusting the position of the roadway, the sliding block 13 compresses the first spring 14 to move, the swinging plate 5 also compresses the hydraulic damper 8 to swing, the first spring 14 and the hydraulic damper 8 have preset compression amount, the two-way trolley is not separated from the rail by following in the preset compression amount range, once the whole reversed loader generates larger deflection and exceeds the preset compression amount, the action of the reversed loader is finally transferred to the grooved pulley 3, so that the situation of falling the roadway is avoided, and when exceeding the preset compression amount, the position sensor detects the elastic expansion distance of the action part and sends an electric signal to the alarm to remind a driver to timely adjust the attitude of the heading machine, so that the two-way trolley falls down and the risk is reduced.
The sliding block 13 moves on the sliding rod 12 to buffer the transverse deflection of the reversed loader, in order to buffer the longitudinal deflection of the reversed loader, sliding plates 17 are arranged at two ends of the sliding rod 12 in the length direction, sliding grooves 18 matched with the sliding plates 17 are formed in the side walls of the buffer tray 11, second springs 19 are arranged in the sliding grooves 18 at two ends of the sliding plates 17, and the two second springs 19 always have a trend of enabling the sliding plates 17 to be positioned in the middle position of the side walls of the buffer tray 11. A third position sensor 20 and a third alarm 21 are installed at both ends of the sliding plate 17, and the third alarm 21 gives an alarm when the sliding plate 17 moves to compress the second spring 19 to a set length.
The sliding plate 17, the sliding groove 18 and the second spring 19 can enable the sliding block 13 to longitudinally move and buffer, the second spring 19 also has a preset compression amount, the grooved pulley 3 cannot be separated from the track due to follow-up of the two-way trolley within the preset compression amount range, once the second spring 19 is compressed to a preset limit position, the third position sensor 20 sends an electric signal to the third alarm 21 to send out a derailment alarm, and a tunneller driver who is working is reminded of timely adjusting the posture of the tunneller so as to avoid the derailment of the two-way trolley.
Further, in order to reduce the friction resistance of the sliding plate 17 when moving in the sliding groove 18, the sliding plate 17 is provided with a pulley 22, and the pulley 22 can drive the sliding plate 17 to reciprocate in the sliding groove 18, wherein the outer circumferential surface of the pulley 22 can adopt antifriction materials so as to further reduce the friction resistance when buffering movement.
Further, in order to facilitate the disassembly and assembly between the two-way trolley and the transfer fixing frame 1, the sliding block 13 is mounted at the bottom of the transfer fixing frame 1 through the slewing bearing 23, so that when the transfer machine is adjusted relative to the self-moving tail, horizontal rotation adjustment can be performed within a certain range, wherein the rotating mechanism can also be an existing connecting bearing, a rotating disc and other devices capable of rotating relatively.
The technical scheme of the utility model is not limited to the scope of the embodiments of the utility model. The technical content that is not described in detail in the utility model is known in the prior art.
Claims (4)
1. The utility model provides a tunneling working face reversed loader with fall way early warning device, includes reversed loader mount (1), sets up conveyor in reversed loader mount (1), and two fortune dollies, its characterized in that are installed to the rear end of reversed loader mount (1): the two-purpose trolley comprises a walking plate (2) which is horizontally arranged, grooved wheels (3) are arranged on two sides of the walking plate (2), two vertical plates (4) which are vertically arranged are arranged on the walking plate (2), a swinging plate (5) is hinged between the vertical plates (4), two sides of the swinging plate (5) are respectively provided with a first limiting plate (6) corresponding to the position of the first limiting plate (6), two sides of the two vertical plates (4) are respectively provided with a second limiting plate (7), a hydraulic damper (8) is hinged between the corresponding first limiting plates (6) and the corresponding second limiting plates (7), the bottom of the first limiting plate (6) is also provided with a first position sensor (9) and a first alarm (10), when the rotation amplitude between the swinging plate (5) and the vertical plate (4) exceeds a set angle, the first alarm (10) can send out alarm information, the top of the swinging plate (5) is also provided with a buffer tray (11), a sliding rod (12) is arranged in the buffer tray (11), the sliding rod (12) is matched with and provided with a sliding block (13), the sliding block (13) is arranged at the bottom of the transfer fixing frame (1) through a rotating mechanism, a first spring (14) is sleeved outside Zhou Jun of the sliding rod (12) between the sliding block (13) and the buffer tray (11), the two first springs (14) always have the trend of enabling the sliding block (13) to be located at the middle position of the buffer tray (11), the second position sensor (15) and the second alarm (16) are installed on two sides of the sliding block (13), and the second alarm (16) can send alarm information when the sliding block (13) moves to compress the first springs (14) to a set length.
2. The tunneling working face reversed loader with the lane-drop early warning device according to claim 1, wherein the reversed loader is characterized in that: slide (17) are all equipped with at slide bar (12) length direction's both ends, set up on the lateral wall of buffering tray (11) with slide (17) matched with spout (18), all install second spring (19) in spout (18) at slide (17) both ends, two second springs (19) have all the trend that lets slide (17) be in buffering tray (11) lateral wall intermediate position all, third position sensor (20) and third siren (21) are all installed at slide (17) both ends, slide (17) remove compression second spring (19) and can send alarm information to third siren (21) when setting for length.
3. The tunneling working face reversed loader with the lane-drop early warning device according to claim 2, wherein: the sliding plate (17) is provided with a pulley (22), and the pulley (22) can drive the sliding plate (17) to reciprocate in the sliding groove (18).
4. The tunneling working face reversed loader with the lane-drop early warning device according to claim 1, wherein the reversed loader is characterized in that: the sliding block (13) is arranged at the bottom of the transfer fixing frame (1) through a slewing bearing (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322419707.3U CN220646021U (en) | 2023-09-06 | 2023-09-06 | Tunneling working face reversed loader with lane-drop early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322419707.3U CN220646021U (en) | 2023-09-06 | 2023-09-06 | Tunneling working face reversed loader with lane-drop early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646021U true CN220646021U (en) | 2024-03-22 |
Family
ID=90295023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322419707.3U Active CN220646021U (en) | 2023-09-06 | 2023-09-06 | Tunneling working face reversed loader with lane-drop early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646021U (en) |
-
2023
- 2023-09-06 CN CN202322419707.3U patent/CN220646021U/en active Active
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