CN203939514U - Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device - Google Patents
Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device Download PDFInfo
- Publication number
- CN203939514U CN203939514U CN201420377449.5U CN201420377449U CN203939514U CN 203939514 U CN203939514 U CN 203939514U CN 201420377449 U CN201420377449 U CN 201420377449U CN 203939514 U CN203939514 U CN 203939514U
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- CN
- China
- Prior art keywords
- connection block
- rollover beam
- rollover
- end support
- back timber
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- 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
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Abstract
The utility model relates to a kind of coal mine fully-mechanized mining working faces end head bracket side to anti-cash device, the anti-cash device of this side direction comprises face end support and back timber side guard board, also comprise face end support back timber side plate, Connection Block, rollover beam and rollover beam jack, on face end support back timber side plate, Connection Block is installed, Connection Block is hinged with a side of rollover beam, hinged rollover beam jack between the opposite side of rollover beam and Connection Block.The anti-cash device of this face end support side direction can be realized effectively gear cash, and it is simple in structure, installation is easy, be convenient to dismounting, easy to use, has promotional value.
Description
Technical field
The utility model relates to coal mine machinery technical field, is specifically related to a kind of coal mine fully-mechanized mining working faces end head bracket side to anti-cash device.
Background technology
coal mine fully-mechanized mining working faces end head supporting is a puzzlement for a long time always, affect an outstanding difficult problem for fully mechanized coal face supporting safety, coal mining efficiency and mining costs.In the comprehensive mining process of colliery, the landing possibility serious threat operating personnel's of coal cinder, spoil etc. life security smashes mining equipment simultaneously.Fully-mechanized mining working faces end head supporting has two kinds, and one is to adopt individual prop+articulated roof beam (π section steel beam), and applicability is strong, and nearly all work plane all can adopt, but efficiency is low, easily goes out security incident; Another kind is to adopt face end support supporting, and efficiency is high, safe and reliable, but investment is large, and condition and workman's level of tunnel layout and mine be there are certain requirements.Therefore the improvement of face end support supporting is become to study hotspot in recent years.
Two of the coal mine fully-mechanized mining working faces end head support file leader last persons are in upper crossheading and the upper and lower ledge of lower crossheading position; for protection is positioned at operating personnel and the device security of this position, a kind of effective gear cash, convenient disassembly, coal mine fully-mechanized mining working faces end head bracket side simple in structure are set on file leader last person's face end support becomes a difficult problem urgently to be resolved hurrily to anti-cash device.
Summary of the invention
Personnel and the device security problem of putting for solving the coal mine fully-mechanized mining working faces end head support file leader last person two chord positions, the purpose of this utility model is to provide a kind of effective gear cash, convenient disassembly, coal mine fully-mechanized mining working faces end head bracket side simple in structure to anti-cash device.
The technical solution of the utility model is as follows:
Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device, comprise face end support and back timber side guard board, also comprise face end support back timber side plate, Connection Block, rollover beam and rollover beam jack, described face end support back timber side plate is arranged on face end support, on face end support back timber side plate, Connection Block is installed, one side and the Connection Block of rollover beam are hinged, hinged rollover beam jack between the opposite side of rollover beam and Connection Block.
At face end support back timber side plate along being provided with one or more described Connection Blocks in rollover beam length direction; One side of rollover beam is hinged by bearing pin and Connection Block, between the opposite side of rollover beam and Connection Block, passes through the hinged rollover beam of bearing pin jack.
Described Connection Block is connected with face end support back timber side plate by bolt, and the bolt hole on Connection Block is the adjustable U-shaped slotted eye of left and right directions; Connection Block both upper ends thereof is respectively equipped with Connection Block the first ear seat, and Connection Block bottom is provided with Connection Block the second ear seat between two Connection Blocks the first ear seat; Rollover beam is provided with rollover beam the first ear seat and rollover beam the second ear seat, and Connection Block the first ear seat is hinged by the second bearing pin and the second cottor pin with rollover beam the first ear seat; By the first bearing pin and the first cottor pin, the Connection Block hinged rollover beam jack of the second ear seat one end, the hinged rollover beam second ear seat of the other end of rollover beam jack.
Along being provided with one or more Connection Blocks in rollover beam length direction, guarantee the anti-cash device of described side direction fastness, reliability after connecting at face end support back timber side plate; The described U-shaped slotted hole structure arranging on described Connection Block, is conducive to regulate the assemblage gap of rollover beam and Connection Block, ensures that it effectively coordinates; Above-mentioned bolt connects and pin shaft connection structure guarantees that the installation and removal of the anti-cash device of described side direction are convenient; The anti-cash device of described side direction relies on being stretched flat and regaining of extension and contraction control rollover beam of rollover beam jack.
The beneficial effects of the utility model: adopt the anti-cash device of described side direction, can effectively stop the landing of coal cinder, spoil etc. in the comprehensive mining process of colliery, safeguard work personnel and pedestrian's safety is protected the safety of mining equipment simultaneously, improve coal production efficiency, cost-saving; The anti-cash apparatus structure of described side direction is simple, installation is easy, be convenient to dismounting, easy to use, has promotional value.
brief description of the drawings
Fig. 1 is that coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device assembling schematic diagram;
Fig. 2 is face end support back timber side plate front view;
Fig. 3 is Connection Block front view;
Fig. 4 is Connection Block lateral view;
Fig. 5 is Connection Block and face end support back timber side plate link position schematic diagram;
Fig. 6 is rollover beam front view;
Fig. 7 is rollover beam lateral view;
Fig. 8 is that coal mine fully-mechanized mining working faces end head bracket side is stretched flat schematic diagram to anti-cash device rollover beam.
In figure: 1 face end support, 2 back timber side guard boards, 3 bolts, 4 nuts, 5 packing rings, 6 Connection Blocks, 7 rollover beams, 8 rollover beam jack, 9 first bearing pins, 10 first cottor pins, 11 second bearing pins, 12 second cottor pins, 13 face end support back timber side plates, 14 Connection Block the first ear seats, 15 Connection Block the second ear seats, 16 rollover beam the first ear seats, 17 rollover beam the second ear seats.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
Coal mine fully-mechanized mining working faces end head bracket side, to anti-cash device, comprises face end support 1, back timber side guard board 2, Connection Block 6, rollover beam 7, rollover beam jack 8 as shown in Figure 1.As shown in Figure 4, at face end support back timber side plate along in rollover beam length direction, two Connection Blocks 6 being installed; As shown in Fig. 2,3,5, the bolt hole arranging on Connection Block 6 is the adjustable U-shaped slotted eye of left and right directions, on face end support back timber side plate 13, be provided with the through hole corresponding with described U-shaped slotted eye quantity and position, described U-shaped slotted eye is connected by bolt 3, nut 4, packing ring 5 with described through hole, as shown in Figure 1, thus realize being connected of described face end support back timber side plate 13 and Connection Block 6.
As shown in Figure 5, Connection Block 6 both upper ends thereof are respectively equipped with a Connection Block the first ear seat 14, and Connection Block 6 bottoms are provided with a Connection Block the second ear seat 15 between two Connection Blocks the first ear seat 14; As shown in Figure 6,7, on rollover beam 7, be provided with the rollover beam first ear seat 16 corresponding with described Connection Block the first ear seat 14 quantity and position, and the rollover beam second ear seat 17 corresponding with described rollover beam jack 8 positions; As shown in Fig. 1,4, described Connection Block the first ear seat 14 is hinged by the second bearing pin 11 and the second cottor pin 12 with described rollover beam the first ear seat 16; As shown in Figure 1, by the first bearing pin 9 and the first cottor pin 10, the described Connection Block hinged described rollover beam jack of the second ear seat 15 8 one end, the hinged described rollover beam second ear seat 17 of the other end of described rollover beam jack 8, thus the beam 7 that makes to turn on one's side, rollover beam jack 8 and Connection Block 6 connect into a dismountable overall structure.
Figure 1 shows that rollover beam jack 8 retracted states, the beam jack 8 of now turning on one's side is positioned at minimum stroke position, and rollover beam 7 is 40 °～50 ° angles with face end support back timber side plate 13; Figure 8 shows that rollover beam 7 duties, the beam jack 8 of now turning on one's side stretches out certain distance, rollover beam 7 rotates centered by Connection Block the first ear seat 14 and rollover beam the first ear seat 16 articulated position, until rollover beam 7 is vertical with face end support back timber side plate 13, the beam 7 of now turning on one's side is brought into play temporary lining effect, prevent in face end support side direction that spoil is caving and enter pedestrian and the device space, ensure pedestrains safety, prevent that spoil from smashing equipment.
Protection scope of the present invention is not limited to the above embodiments, and obviously, those skilled in the art can carry out various changes and distortion and not depart from the scope of the present invention and spirit the present invention.If these changes and distortion belong in the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and is out of shape interior.
Claims (5)
1. coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device, comprise face end support and back timber side guard board, it is characterized in that: also comprise face end support back timber side plate, Connection Block, rollover beam and rollover beam jack, described face end support back timber side plate is arranged on face end support, on face end support back timber side plate, Connection Block is installed, one side and the Connection Block of rollover beam are hinged, hinged rollover beam jack between the opposite side of rollover beam and Connection Block.
2. coal mine fully-mechanized mining working faces end head bracket side, to anti-cash device, is characterized in that according to claim 1: at face end support back timber side plate, along described Connection Block being set in rollover beam length direction, Connection Block has one or more; One side of rollover beam is hinged by bearing pin and Connection Block, between the opposite side of rollover beam and Connection Block, passes through the hinged rollover beam of bearing pin jack.
According to coal mine fully-mechanized mining working faces end head bracket side described in claim 1 or 2 to anti-cash device, it is characterized in that: described Connection Block is connected with face end support back timber side plate by bolt, the bolt hole on Connection Block is the adjustable U-shaped slotted eye of left and right directions.
According to coal mine fully-mechanized mining working faces end head bracket side described in claim 1 or 2 to anti-cash device, it is characterized in that: Connection Block both upper ends thereof is respectively equipped with Connection Block the first ear seat, Connection Block bottom is provided with Connection Block the second ear seat between two Connection Blocks the first ear seat; Rollover beam is provided with rollover beam the first ear seat and rollover beam the second ear seat, and Connection Block the first ear seat is hinged by the second bearing pin and the second cottor pin with rollover beam the first ear seat; By the first bearing pin and the first cottor pin, the Connection Block hinged rollover beam jack of the second ear seat one end, the hinged rollover beam second ear seat of the other end of rollover beam jack.
5. coal mine fully-mechanized mining working faces end head bracket side, to anti-cash device, is characterized in that according to claim 2: at face end support back timber side plate along being provided with two Connection Blocks in rollover beam length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377449.5U CN203939514U (en) | 2014-07-09 | 2014-07-09 | Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377449.5U CN203939514U (en) | 2014-07-09 | 2014-07-09 | Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203939514U true CN203939514U (en) | 2014-11-12 |
Family
ID=51858837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420377449.5U Expired - Fee Related CN203939514U (en) | 2014-07-09 | 2014-07-09 | Coal mine fully-mechanized mining working faces end head bracket side is to anti-cash device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203939514U (en) |
-
2014
- 2014-07-09 CN CN201420377449.5U patent/CN203939514U/en not_active Expired - Fee Related
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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: 20141112 Termination date: 20190709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |