CN115518311A

CN115518311A - Ore tunnel is with apparatus of oxygen supply that has oxygen concentration detection function

Info

Publication number: CN115518311A
Application number: CN202210643638.1A
Authority: CN
Inventors: 韩玉凤
Original assignee: Individual
Current assignee: Chongqing Fenghan Construction Engineering Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-27
Anticipated expiration: 2042-06-09
Also published as: CN115518311B

Abstract

The invention relates to an oxygen supply device, in particular to an oxygen supply device with an oxygen concentration detection function for an ore tunnel. Mainly provide one kind and place sufficient oxygen jar on detection device, the cooperation is light to be detected, and the ore tunnel of supplementary oxygen suppliment is with the apparatus of oxygen supply that has oxygen concentration and detects the function. An oxygen supply device with an oxygen concentration detection function for an ore tunnel comprises: support, backup pad, frame, oxygen detector, oxygen suppliment subassembly and fixed subassembly are connected with the backup pad on the support, all are connected with the frame in support top and the backup pad, and slidingtype is placed between the frame and is equipped with the oxygen detector, and the frame bottom is equipped with the oxygen suppliment subassembly, is equipped with fixed subassembly in the backup pad. Place the oxygen detector between the frame, drive the clamp plate afterwards and move to the inboard and carry on spacingly to the oxygen detector, prevent that the oxygen detector from receiving the damage, the LED display screen at accessible oxygen detector top is observed oxygen concentration simultaneously.

Description

Ore tunnel is with apparatus of oxygen supply that has oxygen concentration detection function

Technical Field

The invention relates to an oxygen supply device, in particular to an oxygen supply device with an oxygen concentration detection function for an ore tunnel.

Background

The ore tunnel is an engineering building buried in the ground, is a form of utilizing underground space by human beings, is buried below a ground frozen soil layer, has large temperature difference between the ground and the temperature in a long-distance underground tunnel, and can be called as warm in winter and cool in summer.

Under the current conventional ventilation mode, various moisture removal measures are adopted, or the moisture removal amount in the tunnel is huge, or the tunnel is difficult to transport due to blanking, the power supply is difficult, the economy is poor, the implementation is difficult, the temperature, the humidity and the air filtration in the tunnel cannot be adjusted according to the requirements, and the oxygen concentration, the temperature detection, the humidity detection, the PM2.5 and PM10 conditions, the Co concentration and the visibility in the tunnel need to be detected in advance for the operation safety of operators in the tunnel as far as possible.

It is comparatively complicated to detect the working procedure, it operates in proper order alone to need a plurality of equipment, such operating procedure is comparatively loaded down with trivial details, the measurement personnel can lead to the oxygen deficiency at tunnel work for a long time, cause the health uncomfortable, influence work, consequently can carry partial oxygen cylinder entering tunnel before the work, the person carries the quantity limitedly, and move about inconveniently, there is certain potential safety hazard, consequently need design one kind and place sufficient oxygen jar on detection device, the light detection of cooperation, the ore tunnel of supplementary oxygen suppliment is with the apparatus of oxygen supply that has oxygen concentration detection function.

Disclosure of Invention

In order to overcome the defects that the prior art depends on the person to carry partial oxygen bottles into the tunnel, the carrying quantity of the person is limited, and the person moves inconveniently, and has certain potential safety hazards, the technical problem to be solved is as follows: the utility model provides an ore tunnel with sufficient oxygen jar is placed on detection device, and the cooperation is easily detected, supplementary oxygen suppliment is with oxygen supply apparatus that has oxygen concentration and detects the function.

The utility model provides an ore tunnel is with apparatus of oxygen suppliment that has oxygen concentration detection function, including support, backup pad, frame, oxygen detector, oxygen suppliment subassembly and fixed subassembly, is connected with the backup pad on the support, all is connected with the frame in support top and the backup pad, and slidingtype is placed between the frame and is equipped with the oxygen detector, and the frame bottom is equipped with the oxygen suppliment subassembly, is equipped with fixed subassembly in the backup pad.

In one of the embodiments, the oxygen suppliment subassembly includes first arc, the rotor plate, splint, the guide bar, the pulling cover, the connecting plate, the hose, a slide rail, the slider, the oxygen mask, gear motor, the cam, first contact switch and second contact switch, the equal symmetry of frame bottom is equipped with first arc, first arc lower part outside all articulates there is the rotor plate, the rotor plate inboard all is connected with splint, the oxygen jar has been placed in the cooperation between splint and the first arc, the equal symmetric connection in frame lower part outside has the guide bar, all the slidingtype is equipped with the pulling cover on the guide bar, the pulling cover all is connected with adjacent rotor plate slidingtype, all be connected with the connecting plate between 2 pulling covers of vertical homonymy, be connected with the extrusion pole between the connecting plate, backup pad inner wall one side is equipped with gear motor, be equipped with the cam on gear motor's the output shaft, backup pad upper portion is equipped with first contact switch and second contact switch, the symmetric connection has the slide rail between the frame, the slide rail outside all the slidingtype is equipped with the slider, the oxygen mask has been placed in the slider outside slidingtype, the oxygen mask bottom all is connected with the hose.

In one embodiment, the fixing assembly comprises a first distance sensor, fixing plates, clamping rods, electromagnets and first springs, the first distance sensor is arranged on the inner wall of the upper portion of the supporting plate, the fixing plates are connected to the sliding blocks, the electromagnets are arranged on the outer sides of the fixing plates, the clamping rods are arranged on the electromagnets in a sliding mode, and the first springs are connected between the clamping rods and the bottoms of the electromagnets.

In one embodiment, the device further comprises a placing assembly, the placing assembly comprises a first electric push rod, a second arc-shaped plate and a photoelectric sensor, the first electric push rod is symmetrically arranged on two sides of the bottom of the inner wall of the supporting plate, the second arc-shaped plate is arranged on the top of the first electric push rod, and the photoelectric sensor is connected to the outer side of the electromagnet.

In one embodiment, the device further comprises a push-out assembly, the push-out assembly comprises a second distance sensor, a second electric push rod and a push plate, the second electric push rod is arranged on two sides of the bottom of the inner wall of the support plate, the push plate is arranged at the telescopic end of each second electric push rod, and the second distance sensors are symmetrically arranged on the inner wall of the lower portion of the support plate.

In one embodiment, the shielding device further comprises a shielding assembly, the shielding assembly comprises a rotating shaft, a swinging plate, a torsion spring and a shielding plate, the rotating shaft is rotatably arranged on two sides of the sliding block, the swinging plate is arranged on the outer side of the rotating shaft, the torsion spring is connected between the inner side of the swinging plate and the sliding block, and the shielding plate is connected between the outer sides of the swinging plate.

In one embodiment, the device further comprises a limiting assembly, the limiting assembly comprises a hollow pipe, sliding rods, a pressing plate and second springs, the hollow pipe is symmetrically arranged at the upper part of the frame on one side, the sliding rods are arranged on one side of the hollow pipe in a sliding mode, the second springs are connected between the sliding rods and the inner wall of the hollow pipe, and the pressing plate is arranged on one side of the sliding rods.

In one embodiment, the device also comprises a control box, the control box is arranged on the rear side of the bottom of the inner wall of the supporting plate, a switching power supply, a power supply module and a control module are installed in the control box, the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the first contact switch, the second contact switch, the first distance sensor, the second distance sensor and the photoelectric sensor are electrically connected with the control module, and the first electric push rod, the second electric push rod, the speed reduction motor and the electromagnet are connected with the control module through peripheral circuits.

Has the advantages that: 1. the oxygen detector is placed between the frames, then the pressing plate is driven to move inwards to limit the oxygen detector, the oxygen detector is prevented from being damaged, and meanwhile, the oxygen concentration can be observed through an LED display screen on the top of the oxygen detector;

2. the oxygen mask, the hose and the oxygen tank are replaceable, so that a tester can draw oxygen by using the oxygen mask, discomfort is relieved, and basic functions are realized;

3. the second arc rebound drives new oxygen jar rebound cooperation and changes, need not the staff operation, and when waiting for changing once more, the second arc rebound drives the oxygen jar rebound that runs out, drives the slurcam and inwards removes simultaneously and release the oxygen jar, and the cooperation is collected.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic diagram of a first partial body structure according to the present invention.

Fig. 3 is a schematic perspective view of a second embodiment of the present invention.

Fig. 4 is a third perspective view of the present invention.

FIG. 5 is a schematic view of a second partial body structure according to the present invention.

Fig. 6 is a schematic perspective view of a first oxygen supply assembly according to the present invention.

Fig. 7 is a schematic perspective view of a second oxygen supply assembly according to the present invention.

Fig. 8 is a schematic perspective view of a third oxygen supply assembly according to the present invention.

Fig. 9 is a perspective view of the fixing member of the present invention.

Fig. 10 is a perspective view of the placement module of the present invention.

Fig. 11 is a partial perspective view of the placement module of the present invention.

Fig. 12 is a perspective view of the pushing assembly of the present invention.

FIG. 13 is a schematic perspective view of a shielding assembly according to the present invention.

Fig. 14 is a schematic perspective view of a first embodiment of a position limiting assembly of the present invention.

Fig. 15 is a schematic perspective view of a second embodiment of the stop assembly of the present invention.

Fig. 16 is a circuit block diagram of the present invention.

Fig. 17 is a schematic circuit diagram of the present invention.

Labeled in the figure as: 1-bracket, 2-support plate, 3-frame, 4-oxygen detector, 41-control box, 5-oxygen supply component, 51-first arc plate, 52-rotating plate, 53-clamping plate, 54-guide rod, 55-pulling sleeve, 56-connecting plate, 57-hose, 58-sliding rail, 59-sliding block, 510-oxygen mask, 511-reduction motor, 512-cam, 513-first contact switch, 514-second contact switch, 6-fixing component, 61-first distance sensor, 62-fixing plate, 63-clamping rod, 64-electromagnet, 65-first spring, 7-placing component, 71-first electric push rod, 72-second arc plate, 73-photoelectric sensor, 8-pushing component, 81-second distance sensor, 82-second electric push rod, 83-pushing plate, 9-shielding component, 91-rotating shaft, 92-swinging plate, 93-torsion spring, 94-torsion spring, 10-limiting component, 101-103, 102-sliding rod, 102-104-hollow tube, second hollow tube, and hollow tube.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings.

Example 1

The utility model provides an ore tunnel is with apparatus of oxygen supply that has oxygen concentration detection function, as shown in fig. 1 to 8, including support 1, backup pad 2, frame 3, oxygen detector 4, oxygen suppliment subassembly 5 and fixed subassembly 6, the inboard wall connection in 1 lower part of support has backup pad 2, 1 top of support and 2 upper portion inner walls of backup pad all are connected with frame 3, frame 3 sets up for symmetry around, slidingtype is placed between frame 3 and is equipped with oxygen detector 4, frame 3 bottom is equipped with oxygen suppliment subassembly 5, be equipped with fixed subassembly 6 in the backup pad 2.

Oxygen suppliment subassembly 5 is including first arc 51, rotor plate 52, splint 53, guide bar 54, pulling cover 55, connecting plate 56, hose 57, slide rail 58, slider 59, oxygen mask 510, gear motor 511, cam 512, first contact switch 513 and second contact switch 514, equal bilateral symmetry is equipped with first arc 51 between frame 3 bottom, first arc 51 lower part outside all articulates there is rotor plate 52, rotor plate 52 inboard all is connected with splint 53, the oxygen jar has been placed in the cooperation between splint 53 and the first arc 51, the equal bilateral symmetry in frame 3 lower part outside is connected with guide bar 54, all slidingtype is equipped with pulling cover 55 on the guide bar 54, pulling cover 55 all is connected with adjacent rotor plate 52 slidingtype, all be connected with connecting plate 56 between 2 pulling covers 55 of vertical homonymy, be connected with the extrusion pole between the connecting plate 56 rear side, 2 inner wall rear sides in backup pad are equipped with gear motor 511, be equipped with cam 512 on the output shaft of

gear motor

511, 2 upper portion rear sides in backup pad are equipped with first contact switch 513 and second contact switch 513, first contact switch right side 513 is located second contact switch 514, slider 57 between slider 514, the slider 57 all is connected with the outside slider 59 and all is connected with the slider 510 and the cooperation of slider 58, the slider 57 has all placed in sliding type to slide rail 5.

Fixed subassembly 6 is equipped with first distance sensor 61 including first distance sensor 61, fixed plate 62, kelly 63, electro-magnet 64 and

first spring

65, 2 upper portion inner walls rear sides of backup pad, and slider 59 front side all is connected with fixed plate 62, and the fixed plate 62 outside all is equipped with electro-magnet 64, all slidingtype on the electro-magnet 64 is equipped with kelly 63, and kelly 63 top is equipped with the metal block, kelly 63 all with be connected with first spring 65 between the electro-magnet 64 bottom.

The detector can place the device in a tunnel where oxygen concentration detection is needed, the oxygen detector 4 is manually started to operate to detect the oxygen concentration, the detection result can be displayed on an LED display screen at the top of the oxygen detector 4, when the oxygen in the tunnel is insufficient and causes the body of the detector to be improper, the oxygen mask 510 can be removed and placed at the mouth for breathing, the oxygen in the oxygen tank can enter the human body from the oxygen mask 510 through the hose 57 to relieve discomfort, when the oxygen in the oxygen tank is used up and needs to be replaced, a worker can press the first contact switch 513 for a short time, the first contact switch 513 sends a signal, the control module receives the signal and then controls the deceleration motor 511 to operate, the output shaft of the deceleration motor 511 rotates 180 degrees to drive the cam 512 to rotate to apply force to the extrusion rod, the extrusion rod moves upwards to drive the pulling sleeve 55 to move upwards through the connecting plate 56, the pulling sleeve 55 moves upwards to drive the clamping plate 53 to rotate outwards through the rotating plate 52 and then stop the bottom of the oxygen tank, the oxygen tank automatically drops downwards, the detector takes the hose 57 down, the oxygen tank can be replaced by moving the extrusion rod upwards to move to the first stretching sensor 61, the electromagnet 64 is moved to move downwards to receive a new flexible hose 510, the operation signal, the operation of the electromagnet 59, the electromagnet, the flexible hose 510, the electromagnet 64, the flexible hose 510, the electromagnet 59 is moved downwards, the control module 64, the electromagnet 59, the second contact switch 514 is pressed for a short time to send a signal, the control module receives the signal and then controls the deceleration motor 511 to operate again, the output shaft of the deceleration motor 511 rotates for 180 degrees to drive the cam 512 to rotate and reset, the extrusion plate 103 is not stressed any more, the extrusion plate 103 automatically moves downwards under the influence of gravity to reset and drive the rear part of the extrusion plate to move downwards, and then the clamping plate 53 is driven to rotate inwards to limit the bottom of the oxygen tank, meanwhile, the extrusion plate 103 moves downwards, the first distance sensor 61 sends a signal after sensing that the distance between the first distance sensor and the extrusion plate 103 exceeds a preset value, the control module receives the signal and then controls the electromagnet 64 to stop operating, the first spring 65 resets to drive the clamping rod 63 to move upwards to abut against the oxygen mask 510, the oxygen mask is convenient to take and use, and then the hose 57 is respectively connected with the oxygen tank.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 10, fig. 11 and fig. 12, the device further comprises a placing assembly 7, the placing assembly 7 comprises a first electric push rod 71, a second arc-shaped plate 72 and a photoelectric sensor 73, the first electric push rod 71 is symmetrically arranged on the left side and the right side of the bottom of the inner wall of the supporting plate 2 in the front-back direction, the second arc-shaped plate 72 is arranged on the top of the first electric push rod 71, and the photoelectric sensor 73 is connected to the outer side of the electromagnet 64.

Still including ejecting subassembly 8, ejecting subassembly 8 is including second distance sensor 81, second electric putter 82 and

slurcam

83, and 2 inner wall bottom left and right sides in backup pad all are equipped with second electric putter 82, and the flexible end of second electric putter 82 all is equipped with

slurcam

83, and 2 lower part inner wall rear side bilateral symmetry in backup pad are equipped with second distance sensor 81.

The oxygen tank is placed between the second arc plates 72 at the same time, when a detector replaces a new oxygen tank, the clamping rod 63 moves downwards to block the photoelectric sensor 73, the photoelectric sensor 73 sends a signal, the control module receives the signal and controls the first electric push rod 71 to shorten for 3 seconds and then keep the state, the first electric push rod 71 shortens to drive the exhausted oxygen tank to move downwards, meanwhile, the second arc plates 72 move downwards to be in contact with the second distance sensor 81, the second distance sensor 81 sends a signal, the control module receives the signal and controls the second electric push rod 82 to shorten for 1 second and then extend for resetting, the second electric push rod 82 shortens to drive the push plate 83 to move inwards to push out the exhausted oxygen tank, the matched collection is carried out, then, the new oxygen tank is placed between the second arc plates 72, the clamping rod 63 moves upwards to avoid the photoelectric sensor 73, the photoelectric sensor 73 sends a signal, the control module receives the signal and controls the first electric push rod 71 to extend, the first electric push rod 71 drives the oxygen tank to move upwards to be in contact with the first arc plates 51, meanwhile, the clamping plate 53 rotates inwards to complete replacement and installation, and limiting.

Example 3

On the basis of embodiment 2, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 13, fig. 14, fig. 15, fig. 16 and fig. 17, the shielding device 9 further includes a shielding assembly 9, the shielding assembly 9 includes a rotating shaft 91, a swinging plate 92, a torsion spring 93 and a covering plate 94, the rotating shaft 91 is rotatably disposed on both front and rear sides of the sliding block 59, the swinging plate 92 is disposed on the outer side of the rotating shaft 91, the torsion spring 93 is connected between the inner side of the swinging plate 92 and the sliding block 59, and the covering plate 94 is connected between the outer sides of the swinging plate 92.

The rear-end sliding mechanism is characterized by further comprising a limiting assembly 10, wherein the limiting assembly 10 comprises a hollow pipe 101, a sliding rod 102, a pressing plate 103 and a second spring 104, the hollow pipe 101 is symmetrically arranged on the rear side of the upper portion of the rear side frame 3 in the left-right direction, the sliding rod 102 is arranged on the rear side of the hollow pipe 101 in a sliding mode, the second spring 104 is connected between the sliding rod 102 and the rear side of the inner wall of the hollow pipe 101, and the pressing plate 103 is arranged on the rear side of the sliding rod 102.

When the oxygen mask 510 is not needed to be used, the force applied to the oxygen mask 510 is stopped, the oxygen mask 510 naturally slides downwards along the sliding block 59 under the action of gravity, the covering plate 94 can cover the oxygen mask 510 to prevent dust from entering, when the oxygen mask is needed to be used again, the swinging plate 92 is pushed to drive the covering plate 94 to rotate upwards to prevent the oxygen mask 510 from being blocked, the rotating shaft 91 rotates to drive the torsion spring 93 to deform, then the oxygen mask 510 is taken out, after the oxygen mask is taken out, the swinging plate 92 stops rotating, and the torsion spring 93 resets and drives the swinging plate 92 to rotate and reset through the rotating shaft 91; promote the clamp plate 103 and move to the outside and drive second spring 104 through slide bar 102 and be compressed, put into between the frame 3 with oxygen detector 4 afterwards, place and finish, stop promoting the clamp plate 103, second spring 104 resets and drives clamp plate 103 and move to the inside and carry on spacingly to oxygen detector 4, trembles out oxygen detector 4 when preventing device removes.

The device is characterized by further comprising a control box 41, wherein the control box 41 is arranged on the rear side of the bottom of the inner wall of the supporting plate 2, a storage battery, a power module and a control module are arranged in the control box 41, the storage battery supplies power for the whole device, the output end of the storage battery is electrically connected with the power module, the power module is connected with a power main switch through a circuit, and the power module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the first contact switch 513, the second contact switch 514, the first distance sensor 61, the second distance sensor 81 and the photoelectric sensor 73 are electrically connected with the control module, and the first electric push rod 71, the second electric push rod 82, the speed reducing motor 511 and the electromagnet 64 are connected with the control module through peripheral circuits.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.

Claims

1. The utility model provides an ore tunnel is with apparatus of oxygen suppliment that has oxygen concentration and detects function, characterized by, including: support (1), backup pad (2), frame (3), oxygen detector (4), oxygen suppliment subassembly (5) and fixed subassembly (6), be connected with backup pad (2) on support (1), all be connected with frame (3) on support (1) top and backup pad (2), slidingtype is placed between frame (3) and is equipped with oxygen detector (4), frame (3) bottom is equipped with oxygen suppliment subassembly (5), is equipped with fixed subassembly (6) in backup pad (2).

2. The apparatus for supplying oxygen having an oxygen concentration detecting function for an ore tunnel according to claim 1, wherein the oxygen supply module (5) comprises: the oxygen tank-type oxygen supplying device comprises a first arc-shaped plate (51), rotating plates (52), clamping plates (53), guide rods (54), pulling sleeves (55), connecting plates (56), hoses (57), sliding rails (58), sliding blocks (59), an oxygen hood (510), speed reducing motors (511), cams (512), first contact switches (513) and second contact switches (514), wherein the bottom of a frame (3) is symmetrically provided with the first arc-shaped plate (51), the outer sides of the lower parts of the first arc-shaped plate (51) are hinged with the rotating plates (52), the inner sides of the rotating plates (52) are connected with the clamping plates (53), oxygen tanks are arranged between the clamping plates (53) and the first arc-shaped plate (51) in a matched mode, the outer sides of the lower parts of the frame (3) are symmetrically connected with the guide rods (54), the pulling sleeves (55) are arranged on the guide rods (54) in a sliding mode, the pulling sleeves (55) are connected with the adjacent rotating plates (52) in a sliding mode, the 2 pulling sleeves (55) on the same vertical side are connected with each other through the connecting plates (56), extrusion rods (56) are connected with each other, one side of the inner wall of the supporting plate (2) is provided with the speed reducing motor (513), the first contact switches (511) and the second contact switches (512) and the upper parts of the cam (512), the oxygen mask is characterized in that sliding rails (58) are symmetrically connected between the frames (3), sliding blocks (59) are arranged on the outer sides of the sliding rails (58) in a sliding mode, oxygen masks (510) are placed on the outer sides of the sliding blocks (59) in a sliding mode, and hoses (57) are connected to the bottoms of the oxygen masks (510).

3. The oxygen supply apparatus with an oxygen concentration measuring function for an ore tunnel according to claim 2, wherein the fixing unit (6) comprises: first distance sensor (61), fixed plate (62), kelly (63), electro-magnet (64) and first spring (65), backup pad (2) upper portion inner wall is equipped with first distance sensor (61), all is connected with fixed plate (62) on slider (59), and the fixed plate (62) outside all is equipped with electro-magnet (64), all is equipped with kelly (63) on electro-magnet (64) slidingtype, and kelly (63) all are connected with first spring (65) with between electro-magnet (64) bottom.

4. The oxygen supply apparatus with an oxygen concentration detection function for an ore tunnel according to claim 3, further comprising a placing unit (7), wherein the placing unit (7) comprises: first electric putter (71), second arc (72) and photoelectric sensor (73), backup pad (2) inner wall bottom both sides all are equipped with first electric putter (71) symmetrically, and first electric putter (71) top all is equipped with second arc (72), and photoelectric sensor (73) are all connected in electro-magnet (64) outside.

5. The oxygen supply apparatus having an oxygen concentration detection function for an ore tunnel according to claim 4, further comprising a push-out member (8), wherein the push-out member (8) comprises: second distance sensor (81), second electric putter (82) and slurcam (83), backup pad (2) inner wall bottom both sides are equipped with second electric putter (82), and the flexible end of second electric putter (82) all is equipped with slurcam (83), and backup pad (2) lower part inner wall symmetry is equipped with second distance sensor (81).

6. The oxygen supply apparatus with oxygen concentration detection function for ore tunnel according to claim 5, characterized by further comprising a shielding member (9), wherein the shielding member (9) comprises: the rotary shaft type swing mechanism comprises a rotary shaft (91), a swing plate (92), a torsion spring (93) and a cover plate (94), wherein the rotary shaft (91) is rotatably arranged on two sides of a sliding block (59), the swing plate (92) is arranged on the outer side of the rotary shaft (91), the torsion spring (93) is connected between the inner side of the swing plate (92) and the sliding block (59), and the cover plate (94) is connected between the outer sides of the swing plate (92).

7. The oxygen supply device with the oxygen concentration detection function for the ore tunnel according to claim 6, characterized by further comprising a limiting component (10), wherein the limiting component (10) comprises: the novel sliding type hollow pipe frame comprises a hollow pipe (101), sliding rods (102), a pressing plate (103) and a second spring (104), wherein the hollow pipe (101) is symmetrically arranged on the upper portion of a frame (3) on one side, the sliding rods (102) are arranged on one side of the hollow pipe (101) in a sliding mode, the second spring (104) is connected between each sliding rod (102) and the inner wall of the hollow pipe (101), and the pressing plate (103) is arranged on one side of each sliding rod (102).

8. An oxygen supply apparatus having an oxygen concentration detection function for an ore tunnel according to claim 7, wherein: the device is characterized by further comprising a control box (41), the control box (41) is arranged on the rear side of the bottom of the inner wall of the supporting plate (2), a switching power supply, a power supply module and a control module are installed in the control box (41), the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, and the power supply module is electrically connected with the control module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the first contact switch (513), the second contact switch (514), the first distance sensor (61), the second distance sensor (81) and the photoelectric sensor (73) are electrically connected with the control module, and the first electric push rod (71), the second electric push rod (82), the speed reducing motor (511) and the electromagnet (64) are connected with the control module through peripheral circuits.