CN211448673U

CN211448673U - Cutting protection device for coal mine safety production

Info

Publication number: CN211448673U
Application number: CN201922285476.5U
Authority: CN
Inventors: 陈美蕊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-08
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a coal mine safety is cutting protector for production relates to coal mine production technical field, and it includes the backup pad, two connecting blocks of the equal fixedly connected with in bottom front side and the rear side of backup pad, the bottom of backup pad is provided with two pivots one. This cutting protector is used in colliery safety in production, it carries out fast-speed rotation to drive pivot two through high speed motor, two drive helical blade one and helical blade two carry out fast-speed rotation, the colliery of a pair of cutting point of helical blade cuts the breakage, cut broken colliery piece can be along with helical blade one enter into the cutting section of thick bamboo, helical blade two can carry out the secondary breakage to the colliery piece that enters into the cutting section of thick bamboo, the colliery piece can be along with helical blade two can enter into in the discharge tube when moving the discharge opening that the cutting bobbin base was seted up, the piece that produces when can be effectual cutting the colliery clears up, the workman of being convenient for carries out the cutting operation, the improvement is to the cutting efficiency in colliery.

Description

Cutting protection device for coal mine safety production

Technical Field

The utility model relates to a coal mine production technical field specifically is a coal mine safety production is with cutting protector.

Background

When mining the colliery, the place needs to use the manual work to cut the colliery broken a bit, the colliery piece that current cutting device for manual work produced when cutting the colliery can be remained in the cutting point, be not convenient for clear up the piece, the overstock of colliery piece can influence the cutting operation to the cutting point, and the piece that produces when cutting the colliery probably splashes and causes the potential safety hazard, cutting device also can produce great vibrations, the workman of being not convenient for carries out cutting operation, influence workman's cutting efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a colliery is cutting protector for safety in production has solved the colliery piece and can remain at the cutting point, and the piece that produces when being not convenient for clear up the piece and cut the colliery probably splashes and causes the problem of potential safety hazard.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: a cutting protection device for coal mine safety production comprises a supporting plate, wherein two connecting blocks are fixedly connected to the front side and the rear side of the bottom of the supporting plate, two first rotating shafts are arranged at the bottom of the supporting plate, the front ends and the rear ends of the first rotating shafts are clamped with the connecting blocks through bearings, moving wheels are fixedly connected to the front ends and the rear ends of the first rotating shafts, a driving motor is fixedly mounted at the bottom of the supporting plate, a driving gear is fixedly connected to an output shaft of the driving motor and meshed with a driven gear, the driven gear is sleeved on the first rotating shaft at the left side, a first sleeve is fixedly connected to the front side and the rear side of the upper surface of the supporting plate, a first clamping ring is sleeved on the outer side wall of the top end of the first sleeve, a telescopic spring is arranged at the bottom in the first sleeve, a sliding rod is sleeved on the inner upper side of the first sleeve, the bottom end of the telescopic spring is fixedly connected with the inner wall of the bottom side of the first sleeve, the outer wall of the upper side of the first sleeve is sleeved in the second sleeve, the inner wall of the bottom of the second sleeve is fixedly connected with a clamping ring II, the top end of the second sleeve is fixedly connected with supporting vertical plates, the top ends of the two supporting vertical plates are respectively movably connected with the inner walls of the front side and the rear side of the cutting cylinder through pin shafts, the right side of the cutting cylinder is fixedly connected with a baffle plate, the left side of the cutting cylinder is provided with a supporting rod, a rotating shaft II is clamped between the baffle plate and the supporting rod through another bearing, the left end of the rotating shaft II extends to the outer side of the cutting cylinder, the left rotating shaft II of the supporting rod is fixedly connected with a helical blade I, the right rotating shaft II of the supporting rod is fixedly connected with a helical blade II, the left, the left side of baffle is located the bottom of a cutting section of thick bamboo and has been seted up the discharge opening, the bottom fixed connection discharging pipe of discharge opening, the right-hand member fixedly connected with U-shaped support frame of a cutting section of thick bamboo, the last fixed surface of U-shaped support frame installs control switch, the equal fixedly connected with handspike of preceding lateral wall and the back lateral wall of U-shaped support frame.

Preferably, the right side wall of the cutting drum is provided with a vent hole.

Preferably, the control switch is internally provided with a drive motor and a high-speed motor, the output end of each individual control switch is electrically connected with the output end of the drive motor and the output end of the high-speed motor respectively, and the input end of the control switch is electrically connected with an external power supply.

Preferably, the hand push rod is provided with an anti-slip sleeve.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. the cutting protection device for coal mine safety production is characterized in that a second rotating shaft is arranged in a cutting barrel, the second rotating shaft is driven by a high-speed motor to rotate at a high speed, the second rotating shaft drives a first helical blade and a second helical blade to rotate at a high speed, a hand push rod is held by a worker to drive the helical blades to cut and crush coal mines at a pair of cutting points, cut and crushed coal mine fragments enter the cutting barrel along with the first helical blade, the second helical blade secondarily crushes the coal mine fragments entering the cutting barrel, the coal mine fragments move to the right side in the cutting barrel along with the second helical blade and enter a discharge pipe when moving to a discharge hole formed in the bottom of the cutting barrel, the coal mine fragments are conveyed out through the connection of the discharge pipe and an external pipeline to be processed in the next step, the fragments generated during coal mine cutting can be effectively cleaned, and the cutting points are enabled to keep the most appropriate cutting space, the workman of being convenient for carries out cutting operation, improves the cutting efficiency to the colliery, and the workman controls the device through the handspike simultaneously and cuts the operation, keeps away from the cutting point, improves the safety when cutting the operation.

2. This cutting protector is used in colliery safety in production, two sleeves one through the upper surface setting at the backup pad, the expanding spring that sets up in sleeve one and the fixed connection of slide bar, the top of slide bar and the fixed connection of sleeve two, can produce when great vibrations at a cutting section of thick bamboo, through reciprocating of slide bar on expanding spring, the slide bar drives sleeve two and carries out the removal from top to bottom at the lateral wall of sleeve one, can play the cushioning effect to a cutting section of thick bamboo, avoid a cutting section of thick bamboo to take place great vibrations, the workman of being not convenient for cuts the colliery cutting point, can improve workman's cutting efficiency, improve the safety when the cutting operation simultaneously.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the right-side section structure of the supporting plate of the present invention.

In the figure: the device comprises a supporting plate 1, a connecting block 2, a rotating shaft I3, a moving wheel 4, a driving motor 5, a transmission gear 6, a sleeve I7, a clamping ring I8, a telescopic spring 9, a sliding rod 10, a sleeve II 11, a clamping ring II 12, a supporting vertical plate 13, a cutting cylinder 14, a baffle plate 15, a supporting rod 16, a rotating shaft II 17, a helical blade I18, a helical blade II 19, a high-speed motor 20, a discharge hole 21, a discharge pipe 22, a U-shaped supporting frame 23, a control switch 24 and a hand push rod 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a cutting protection device for coal mine safety production comprises a support plate 1, wherein two connecting blocks 2 are fixedly connected to the front side and the rear side of the bottom of the support plate 1, two rotating shafts I3 are arranged at the bottom of the support plate 1, the front ends and the rear ends of the two rotating shafts I3 are clamped with the connecting blocks 2 through bearings, moving wheels 4 are fixedly connected to the front ends and the rear ends of the two rotating shafts I3, a hand push rod 25 is held by hand to start an independent control switch of a driving motor 5 in a control switch 24, an output shaft of the driving motor 5 drives a transmission gear 6 to rotate, the transmission gear 6 drives a left rotating shaft 3 to rotate through meshing with a driven gear 26, the rotating shafts I3 drive the moving wheels 4 to rotate and move, the device is moved to a place where coal mine cutting is needed, the device is convenient to move, the convenience of the device is improved, and a driving motor 5 is fixedly installed, the output shaft of the driving motor 5 is fixedly connected with a transmission gear 6, the transmission gear 6 is meshed with a driven gear 26, the driven gear 26 is sleeved on a left rotating shaft I3, the front side and the rear side of the upper surface of the supporting plate 1 are fixedly connected with a sleeve I7, the outer side wall of the top end of the sleeve I7 is sleeved with a clamping ring I8, an expansion spring 9 is arranged at the bottom in the sleeve I7, a sliding rod 10 is sleeved at the upper side in the sleeve I7, the top end of the expansion spring 9 is fixedly connected with the bottom end of the sliding rod 10, the bottom end of the expansion spring 9 is fixedly connected with the inner wall of the bottom side of the sleeve I7, the outer wall of the upper side of the sleeve I7 is sleeved in a sleeve II 11, the inner wall of the bottom of the sleeve II 11 is fixedly connected with a clamping ring II 12, the top end of the sleeve II 11 is fixedly connected with a supporting vertical plate 13, the expansion spring, the top end of the sliding rod 10 is fixedly connected with the sleeve II 11, when the cutting barrel 14 generates large vibration, the sliding rod 10 can move up and down on the expansion spring 9, the sliding rod 10 drives the sleeve II 11 to move up and down on the outer side wall of the sleeve I7, the cutting barrel 14 can be damped, the cutting barrel 14 is prevented from generating large vibration, a coal mine cutting point is not conveniently cut by a worker, the cutting efficiency of the worker can be improved, meanwhile, the safety during cutting operation is improved, the top ends of the two supporting vertical plates 13 are respectively movably connected with the inner walls of the front side and the rear side of the cutting barrel 14 through pin shafts, the right side wall of the cutting barrel 14 is provided with a vent hole, the high-speed motor 20 can conveniently dissipate heat through the vent hole, the baffle 15 is fixedly connected to the right side in the cutting barrel 14, the baffle 15 divides the right end of the cutting barrel 14, and the right side of the, a support rod 16 is arranged at the left end in the cutting barrel 14, the support rod 16 plays a supporting role for a second rotating shaft 17 through another bearing, a second rotating shaft 17 is clamped between the baffle 15 and the support rod 16 through another bearing, the left end of the second rotating shaft 17 extends to the outer side of the cutting barrel 14, a first helical blade 18 is fixedly connected to the second rotating shaft 17 at the left side of the support rod 16, the first helical blade 18 performs cutting operation on a coal mine cutting point, a second helical blade 19 is fixedly connected to the second rotating shaft 17 at the right side of the support rod 16, the second helical blade 19 performs secondary crushing on coal mine fragments entering the cutting barrel 14, meanwhile, the crushed coal mine is driven to move to the right side in the cutting barrel 14, the coal mine fragments are transported, a high-speed motor 20 is fixedly installed at the left side of the baffle 15, an output shaft of the high-speed motor 20 is fixedly connected with the right end of the second rotating shaft 17, a discharge hole 21 is, the bottom of the discharge hole 21 is fixedly connected with a discharge pipe 22, the rotating shaft II 17 arranged in the cutting barrel 14 drives the rotating shaft II 17 to rotate at a high speed through a high-speed motor 20, the rotating shaft II 17 drives the helical blade I18 and the helical blade II 19 to rotate at a high speed, a hand push rod 25 is held by a worker to drive the helical blade I18 to cut and crush coal mines at cutting points, cut and crushed coal mine fragments enter the cutting barrel 14 along with the helical blade I18, the helical blade II 19 secondarily crushes the coal mine fragments entering the cutting barrel 14, the coal mine fragments move to the right side in the cutting barrel 14 along with the helical blade II 19, the coal mine fragments enter the discharge pipe 22 when moving to the discharge hole 21 formed in the bottom of the cutting barrel 14, the coal mine fragments are conveyed out through the connection of the discharge pipe 22 and an external pipeline to be processed in the next step, and the fragments generated during cutting can be effectively cleaned, the cutting point is kept in the most appropriate cutting space, the cutting operation of workers is convenient, the cutting efficiency of a coal mine is improved, meanwhile, the workers control the device to carry out cutting operation through a hand push rod 25, the cutting point is far away, the safety in the cutting operation is improved, a U-shaped support frame 23 is fixedly connected to the right end of a cutting cylinder 14, a control switch 24 is fixedly installed on the upper surface of the U-shaped support frame 23, independent control switches of a driving motor 5 and a high-speed motor 20 are arranged in the control switch 24, the output end of each independent control switch is respectively and electrically connected with the output ends of the driving motor 5 and the high-speed motor 20, the input end of the control switch 24 is electrically connected with an external power supply, the driving motor 5 and the high-speed motor 20 can be independently controlled through the independent control switches of the driving motor 5 and the high-speed motor 20 arranged in the control switch 24, the front side wall and the rear side wall of the U-shaped support frame 23 are fixedly connected with a hand push rod 25, an anti-slip sleeve is arranged on the hand push rod 25, and the hand push rod 25 is convenient to push the device to move and is convenient for workers to operate.

The utility model discloses an operating procedure does:

s1, when the coal mine is cut, the device is electrically connected with an external power supply, the hand push rod 25 is held, the single control switch of the driving motor 5 in the control switch 24 is started, the output shaft of the driving motor 5 drives the transmission gear 6 to rotate, the transmission gear 6 drives the left rotating shaft 3 to rotate through the meshing with the driven gear 26, the rotating shaft I3 drives the moving wheel 4 to rotate, the device is moved to the place where the coal mine is required to be cut, the device is convenient to move, the convenience of the device is improved, the rotating shaft II 17 is driven to rotate at a high speed through the high-speed motor 20 through the rotating shaft II 17 arranged in the cutting barrel 14, the rotating shaft II 17 drives the helical blade I18 and the helical blade II 19 to rotate at a high speed, and the worker holds the hand push rod 25 to drive the helical blade I18 to cut and crush the coal mine at a cutting point, the coal mine fragments cut and crushed enter the cutting barrel 14 along with the first spiral blade 18, the second spiral blade 19 secondarily crushes the coal mine fragments entering the cutting barrel 14, the coal mine fragments move to the right side in the cutting barrel 14 along with the second spiral blade 19, the coal mine fragments enter the discharge pipe 22 when moving to the discharge hole 21 formed in the bottom of the cutting barrel 14, the coal mine fragments are conveyed out through the connection of the discharge pipe 22 and an external pipeline for further processing, the fragments generated during coal mine cutting can be effectively cleaned, a cutting point is kept in the most appropriate cutting space, a worker can conveniently perform cutting operation, the cutting efficiency of a coal mine is improved, and meanwhile, the worker controls the device to perform cutting operation through the hand push rod 25, the cutting point is far away, and the safety during cutting operation is improved;

s2, through the two sleeves I7 arranged on the upper surface of the supporting plate 1, the telescopic springs 9 arranged in the sleeves I7 are fixedly connected with the sliding rods 10, the top ends of the sliding rods 10 are fixedly connected with the sleeves II 11, when the cutting barrel 14 generates large vibration, the sliding rods 10 can move up and down on the telescopic springs 9 through the up-and-down movement of the sliding rods 10, the sliding rods 10 drive the sleeves II 11 to move up and down on the outer side wall of the sleeves I7, the vibration absorption effect on the cutting barrel 14 can be achieved, the cutting barrel 14 is prevented from generating large vibration, a worker is not convenient to cut a coal mine cutting point, the cutting efficiency of the worker can be improved, and meanwhile, the safety during cutting operation is improved;

the above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a colliery is cutting protector for safety in production, includes backup pad (1), its characterized in that: the bottom front side and the rear side of the supporting plate (1) are fixedly connected with two connecting blocks (2), the bottom of the supporting plate (1) is provided with two first rotating shafts (3), the front ends and the rear ends of the two first rotating shafts (3) are connected with the connecting blocks (2) in a clamping manner through bearings, the front ends and the rear ends of the two first rotating shafts (3) are fixedly connected with moving wheels (4), the bottom of the supporting plate (1) is fixedly provided with a driving motor (5), an output shaft of the driving motor (5) is fixedly connected with a transmission gear (6), the transmission gear (6) is meshed with a driven gear (26), the driven gear (26) is sleeved on the first rotating shaft (3) on the left side, the front side and the rear side of the upper surface of the supporting plate (1) are fixedly connected with a first sleeve (7), and the outer side wall of the top end of the first sleeve (7) is sleeved, the inner bottom of the first sleeve (7) is provided with a telescopic spring (9), the upper side of the first sleeve (7) is sleeved with a sliding rod (10), the top end of the telescopic spring (9) is fixedly connected with the bottom end of the sliding rod (10), the bottom end of the telescopic spring (9) is fixedly connected with the inner wall of the bottom side of the first sleeve (7), the outer wall of the upper side of the first sleeve (7) is sleeved in a second sleeve (11), the inner wall of the bottom of the second sleeve (11) is fixedly connected with a clamping ring II (12), the top end of the second sleeve (11) is fixedly connected with supporting vertical plates (13), the top ends of the two supporting vertical plates (13) are movably connected with the inner walls of the front side and the rear side of the cutting cylinder (14) respectively through pin shafts, the inner right side of the cutting cylinder (14) is fixedly connected with a baffle (15), the inner left side end of the cutting cylinder (14) is provided with a supporting rod (16), and a rotating shaft II, the left end of the second rotating shaft (17) extends to the outer side of the cutting cylinder (14), the first helical blade (18) is fixedly connected to the second rotating shaft (17) on the left side of the supporting rod (16), a second helical blade (19) is fixedly connected to a second right rotating shaft (17) of the supporting rod (16), a high-speed motor (20) is fixedly installed on the right side of the baffle plate (15), and the output shaft of the high-speed motor (20) is fixedly connected with the right end of the second rotating shaft (17), the left side of the baffle (15) is positioned at the bottom of the cutting cylinder (14) and is provided with a discharge hole (21), the bottom of the discharge hole (21) is fixedly connected with a discharge pipe (22), the right end of the cutting cylinder (14) is fixedly connected with a U-shaped support frame (23), a control switch (24) is fixedly arranged on the upper surface of the U-shaped supporting frame (23), the front side wall and the rear side wall of the U-shaped support frame (23) are both fixedly connected with hand push rods (25).

2. The cutting protection device for coal mine safety production according to claim 1, characterized in that: the right side wall of the cutting drum (14) is provided with a vent hole.

3. The cutting protection device for coal mine safety production according to claim 1, characterized in that: the control switch (24) is internally provided with independent control switches of the driving motor (5) and the high-speed motor (20), the output end of each independent control switch is electrically connected with the output ends of the driving motor (5) and the high-speed motor (20), and the input end of the control switch (24) is electrically connected with an external power supply.

4. The cutting protection device for coal mine safety production according to claim 1, characterized in that: the hand push rod (25) is provided with an anti-slip sleeve.