CN217841697U - Special tunneling safety shielding device for coal mining - Google Patents

Special tunneling safety shielding device for coal mining Download PDF

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Publication number
CN217841697U
CN217841697U CN202221690033.XU CN202221690033U CN217841697U CN 217841697 U CN217841697 U CN 217841697U CN 202221690033 U CN202221690033 U CN 202221690033U CN 217841697 U CN217841697 U CN 217841697U
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guard plate
sides
shielding case
case
coal mining
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CN202221690033.XU
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Chinese (zh)
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张涛
高雄飞
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Individual
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Abstract

The utility model discloses a special tunnelling safety shield device of coal mining, the on-line screen storage device comprises a base, the up end of base is provided with the shielding case, be provided with protection machanism in the shielding case, the up end both sides of shielding case are provided with the telescope tube, both sides telescope tube's top is provided with first guard plate, the lower terminal surface of first guard plate sets up the reinforcing plate, the lower terminal surface of reinforcing plate is provided with T type post, the up end of shielding case is provided with the clamp pipe, the pot head that T type post inserted the clamp pipe is equipped with first spring, the up end both sides of first guard plate all are provided with hydraulic shock absorber pole, the end that stretches out of hydraulic shock absorber pole is provided with the second guard plate. The earth and the rubble piece that collapse roll along the inclined plane of second guard plate and fall, promote hydraulic shock absorber pole and second spring at the second guard plate and carry out energy-absorbing shock attenuation operation, promote T type post and promote first spring deformation and absorb and cushion the impact force to effectively avoid hydraulic shock absorber pole to take place the damage.

Description

Special tunneling safety shielding device for coal mining
Technical Field
The utility model belongs to the technical field of coal mining safety, concretely relates to special tunnelling safety shield device of coal mining.
Background
The special safety shield device for mine excavation is a device for safely shielding operators and mining equipment in a temporary unprotected area which appears in the process of mine excavation, when the device is used, the device is firstly installed in the unprotected area vacated due to mining, the operators and mining tools enter the protected space for mining operation after the device is stably installed, and when falling rocks appear in a mine tunnel, the falling rocks are isolated outside the protected space by the device.
Present shield device rises through hydraulic stem drive protection roof and makes the protection roof support the top in colliery tunnel, when the top in colliery tunnel takes place to collapse, the workman can be protected to the protection roof, however, the mud stone of whereabouts can cause great impact force to the protection roof in the short time, the protection roof can descend because of receiving great pressure, thereby make the hydraulic oil in the hydraulic stem can be extruded, the inner chamber that is stored hydraulic oil in the hydraulic stem can lead to the fact great pressure by extruded hydraulic oil, cause the damage to the hydraulic stem easily, the life of hydraulic stem has been shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special safe device that shields of tunnelling of coal mining to there is easy when the top in colliery tunnel takes place to collapse among the solution prior art, causes the problem of damage to the hydraulic stem easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special tunnelling safety shield device of coal mining, includes the base, the up end of base is provided with the shielding case, be provided with protection machanism in the shielding case, the up end both sides of shielding case are provided with telescopic sleeve, both sides telescopic sleeve's top is provided with first guard plate, the lower terminal surface of first guard plate sets up the reinforcing plate, the lower terminal surface of reinforcing plate is provided with T type post, the up end of shielding case is provided with the clamp pipe, the pot head that T type post inserted the clamp pipe is equipped with first spring, the up end both sides of first guard plate all are provided with hydraulic shock absorber pole, the end that stretches out of hydraulic shock absorber pole is provided with the second guard plate.
Preferably, the two sides of the lower end surface of the second protection plate are connected with the upper end surface of the first protection plate through a second spring.
Preferably, protection machanism is including setting up the section of thick bamboo of placing in shielding case inner wall one side, it is provided with the oxygen cylinder to place a section of thick bamboo, the end of giving vent to anger of oxygen cylinder is connected with the control valve, inner wall top one side of shielding case is provided with the tympany, be provided with oxygen therapy pipe on the tympany, the one end of oxygen therapy pipe is connected with the end of giving vent to anger of control valve, the other end of oxygen therapy pipe is connected with the oxygen mask, be provided with emergent article case on the one side inner wall of shielding case, the top of shielding case is provided with the light one side inner wall of shielding case still is provided with control switch group, bottom one side of shielding case is provided with the battery box.
Preferably, both sides of the top end of the shielding box are provided with air holes, and one side of the shielding box is hinged with a box door.
Preferably, both sides of the lower end face of the base are provided with universal wheels.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses when drivage the exploitation to the colliery, if meet the coal mine tunnel top and take place to collapse, the earth that falls and the garrulous piece roll down the both sides of safety shield device along the inclined plane of second guard plate, the second guard plate promotes hydraulic shock attenuation pole and second spring and carries out energy-absorbing shock attenuation operation simultaneously, and under the effect of impact force, promote first guard plate downstream, when telescopic sleeve stretches out and draws back, promote T type post perpendicular lapse in the clamp pipe, and promote first spring deformation, further share absorption and buffering impact force, thereby effectively avoid hydraulic shock attenuation pole to take place the damage, be favorable to prolonging its life.
2. The utility model discloses when the tunnel takes place to collapse, the chamber door is opened to the staff accessible and the case door gets into in the case is shielded to open the light through control switch group, throw light on, outside air accessible bleeder vent gets into and shields the incasement and supply the staff to breathe, when the air is bad, can wear the oxygen mask, and lead to control switch group and open the control valve, use the oxygen in the oxygen cylinder, and can use the article of emergent article incasement to wait for the rescue, improve the safety protection performance of tunnelling safety shield device to the staff.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a front cut-away schematic view of FIG. 1;
fig. 3 is an enlarged schematic view of a of fig. 2.
In the figure: 1. a base; 2. a shielding box; 3. a telescopic sleeve; 4. a first shield plate; 40. a reinforcing plate; 5. a T-shaped column; 6. clamping the pipe; 7. a first spring; 8. a hydraulic shock-absorbing rod; 9. a second guard plate; 10. a second spring; 11. placing the cylinder; 12. an oxygen cylinder; 13. a control valve; 14. air drum; 15. an oxygen delivery tube; 16. an oxygen mask; 17. an emergency article box; 18. a lighting lamp; 19. a control switch group; 20. a battery case; 21. air holes are formed; 22. a box door; 23. a universal wheel.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in figures 1, 2 and 3, the embodiment of the utility model provides a special safe tunneling shield device for coal mining, which comprises a base 1, a shield box 2 is fixedly arranged on the upper end face of the base 1 through bolts, a protection mechanism is fixedly arranged in the shield box 2 through bolts, telescopic sleeves 3 are fixedly arranged on two sides of the upper end face of the shield box 2 through bolts, first protection plates 4 are fixedly arranged on the top ends of the telescopic sleeves 3 on two sides through bolts, a reinforcing plate 40 is fixedly arranged on the lower end face of each first protection plate 4 through bolts, T-shaped columns 5 are fixedly arranged on the lower end face of each reinforcing plate 40 through bolts, clamp pipes 6 are fixedly arranged on the upper end face of the shield box 2 through bolts, a first spring 7 is sleeved on one end of each T-shaped column 5 inserted into the clamp pipe 6, one end of each first spring 7 is welded on each T-shaped column 5, the other end welding is in the inner wall bottom of double-layered pipe 6, the up end left and right sides of first guard plate 4 all has hydraulic shock absorber pole 8 through bolt fixed mounting, there is second guard plate 9 through bolt fixed mounting hydraulic shock absorber pole 8 the end that stretches out, the upper surface of first guard plate 4 and second guard plate 9 is the inclined plane structure, earth and rubble piece receive gravity can slide down along the inclined plane, prevent that earth and rubble piece from stagnating the top at second guard plate 9 and first guard plate 4, be connected through second spring 10 between the up end of the lower terminal surface left and right sides of second guard plate 9 and first guard plate 4, the one end welding of second spring 10 is at the lower terminal surface of second guard plate 9, other end welded connection is at the up end of first guard plate 4.
As shown in fig. 1, 2 and 3, the protection mechanism comprises a placing cylinder 11 fixedly installed on the right side of the inner wall of the shielding box 2 through bolts, an oxygen cylinder 12 is inserted into the placing cylinder 11, the air outlet end of the oxygen cylinder 12 is connected with a control valve 13 through a flange, the model of the control valve 13 is S4V210-08, the input end of the control valve 13 is connected with the control end of a control switch group 19 through an electric wire, an air drum 14 is fixedly installed on the right side of the top end of the inner wall of the shielding box 2 through bolts, an oxygen conveying pipe 15 is coiled on the air drum 14, one end of the oxygen conveying pipe 15 is in interference fit with the air outlet end of the control valve 13, the other end of the oxygen conveying pipe 15 is in interference fit with the air inlet end of an oxygen mask 16, an emergency article box 17 is fixedly installed on the inner wall of the back of the shielding box 2 through bolts, emergency food and first-aid medicine have been placed in the emergency article case 17, there is light 18 on the top of shielding case 2 through bolt fixed mounting, the input of light 18 passes through the control end of wire connection control switch group 19, there is control switch group 19 on the inner wall at the back of shielding case 2 still through bolt fixed mounting, the output of wire connection battery case 20 is passed through to control switch group 19 'S input, there is battery case 20 on the bottom right side of shielding case 2 through bolt fixed mounting, battery case 20' S input is charged through external charging wire connection, the top both sides of shielding case 2 all are equipped with bleeder vent 21, the left side of shielding case 2 articulates there is chamber door 22, all there is universal wheel 23 through bolt fixed mounting in both sides about the lower terminal surface of base 1.
The working principle of the embodiment is as follows: when carrying out tunnelling exploitation to the colliery, if meet the coal mine tunnel top and take place to collapse, the earth that falls and the garrulous piece roll the both sides of safety shield device along the inclined plane of second guard plate 9, second guard plate 9 promotes hydraulic shock absorber pole 8 and second spring 10 and carries out energy-absorbing shock attenuation operation simultaneously, and under the effect of impact force, promote first guard plate 4 downstream, when telescopic sleeve 3 stretches out and draws back, promote T type post 5 perpendicular lapse in double-layered pipe 6, and promote first spring 7 deformation, further share absorption and buffering to impact force, thereby effectively avoid hydraulic shock absorber pole 8 to take place the damage, be favorable to prolonging its life. When the roadway collapses, a worker can enter the shelter box 2 by opening the box door 22, the illuminating lamp 18 is turned on through the control switch group 19 to illuminate, outside air can enter the shelter box 2 through the air hole 21 to be breathed by the worker, when the air is bad, the worker can wear the oxygen mask 16 and turn on the control valve 13 through the control switch group 19 to use oxygen in the oxygen bottle 12 and can use articles in the emergency article box 17 to wait for rescue, so that the safety protection performance of the tunneling safety shelter device on the worker is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims (5)

1. The utility model provides a special tunnelling safety shield device of coal mining which characterized in that: the protective device comprises a base (1), the up end of base (1) is provided with the case (2) of covering, be provided with protection machanism in the case (2) of covering, the up end both sides of the case (2) of covering are provided with telescopic sleeve (3), both sides the top of telescopic sleeve (3) is provided with first guard plate (4), the lower terminal surface of first guard plate (4) sets up reinforcing plate (40), the lower terminal surface of reinforcing plate (40) is provided with T type post (5), the up end of the case (2) of covering is provided with clamp pipe (6), the pot head that T type post (5) inserted clamp pipe (6) is equipped with first spring (7), the up end both sides of first guard plate (4) all are provided with hydraulic shock absorber rod (8), the end that stretches out of hydraulic shock rod (8) is provided with second guard plate (9).
2. A special tunneling safety shield device for coal mining according to claim 1, wherein: the two sides of the lower end face of the second protection plate (9) are connected with the upper end face of the first protection plate (4) through a second spring (10).
3. A special tunneling safety shield device for coal mining according to claim 1, wherein: protection machanism is including setting up a section of thick bamboo (11) of placing in shielding case (2) inner wall one side, it is provided with oxygen cylinder (12) to place a section of thick bamboo (11), the end of giving vent to anger of oxygen cylinder (12) is connected with control valve (13), the inner wall top one side of shielding case (2) is provided with air drum (14), be provided with oxygen therapy pipe (15) on air drum (14), the one end of oxygen therapy pipe (15) is connected with the end of giving vent to anger of control valve (13), the other end of oxygen therapy pipe (15) is connected with oxygen mask (16), be provided with emergent article case (17) on the one side inner wall of shielding case (2), the top of shielding case (2) is provided with light (18) the one side inner wall of shielding case (2) still is provided with control switch group (19), bottom one side of shielding case (2) is provided with battery box (20).
4. A special tunnelling safety shield device for coal mining as claimed in claim 3, wherein: both sides of the top end of the shielding box (2) are provided with air holes (21), and one side of the shielding box (2) is hinged with a box door (22).
5. A special tunneling safety shield device for coal mining according to claim 1, wherein: both sides of the lower end face of the base (1) are provided with universal wheels (23).
CN202221690033.XU 2022-06-30 2022-06-30 Special tunneling safety shielding device for coal mining Active CN217841697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221690033.XU CN217841697U (en) 2022-06-30 2022-06-30 Special tunneling safety shielding device for coal mining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221690033.XU CN217841697U (en) 2022-06-30 2022-06-30 Special tunneling safety shielding device for coal mining

Publications (1)

Publication Number Publication Date
CN217841697U true CN217841697U (en) 2022-11-18

Family

ID=84035327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221690033.XU Active CN217841697U (en) 2022-06-30 2022-06-30 Special tunneling safety shielding device for coal mining

Country Status (1)

Country Link
CN (1) CN217841697U (en)

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