CN113566885A - Mine safety production management equipment - Google Patents
Mine safety production management equipment Download PDFInfo
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- CN113566885A CN113566885A CN202110840190.8A CN202110840190A CN113566885A CN 113566885 A CN113566885 A CN 113566885A CN 202110840190 A CN202110840190 A CN 202110840190A CN 113566885 A CN113566885 A CN 113566885A
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- 230000000694 effects Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 abstract description 10
- 239000000428 dust Substances 0.000 abstract description 8
- 230000006698 induction Effects 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 description 8
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- 238000012544 monitoring process Methods 0.000 description 3
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- 238000009423 ventilation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
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- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/16—Elements for restraining, or preventing the movement of, parts, e.g. for zeroising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
Abstract
The invention discloses mine safety production management equipment, which structurally comprises a connecting foot seat, a data guide box, a matching device, a vertical frame and a suspension frame, wherein the connecting foot seat is fixedly embedded at the bottom of the data guide box, the matching device is positioned above the data guide box and is communicated with the data guide box, a position of a variable body is changed above a magnetic assembly, the magnetic body is far away from a magnetic block, so that the magnetic field between the magnetic body and the magnetic block is changed, a signal generated by a lower sensing circuit board is changed, a lifting block is in elastic movement at two side ends of the variable body when the magnetic body is changed, bayonets are formed at two side ends of the lifting block, dust is prevented from being attached to the bottom surfaces of the side, the sleeve block is further assisted to change along the direction by the rolling force of a rolling ball, the lifting block is pulled to retract into a side cavity in time, and the bottom ends of the two sides of the variable body slide to the upper part of the box frame by a flat surface again, so that the dust is prevented from being attached to the bottom ends of the two sides of the variable body during resetting, the magnetic induction strain is not easy to be rubbed on the top surface of the box frame, and the magnetic induction strain is not influenced.
Description
Technical Field
The invention belongs to the technical field of mine safety production, and particularly relates to mine safety production management equipment.
Background
The mine exploitation is to exploit the mineral resources in the nature, which is a high-risk industry, the safety management is particularly important, and the air port opening and closing sensor is used as one of the mine safety production management devices, and is mainly used for monitoring the wind power state of an underground ventilation tunnel and the opening and closing state of an air port by utilizing the magnetic induction change.
Based on the discovery of the inventor, the existing mine safety production management equipment has the following defects:
the air port opening and closing sensor drives the moving body to swing along with the wind force by using the wind reed pipe, and changes with the magnetic field force below the wind reed pipe, so that the magnetic assembly moves to change the sensing circuit board.
Therefore, a mine safety production management device needs to be provided.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide mine safety production management equipment to solve the problems in the prior art.
In order to achieve the purpose, the invention is realized by the following technical scheme: the mine safety production management equipment is structurally provided with a connecting foot seat, a data guide box, a matching device, a vertical frame and a suspension bracket, wherein the connecting foot seat is fixedly embedded at the bottom of the data guide box, the matching device is positioned above the data guide box and is internally communicated, two side ends of the lower part of the vertical frame are connected with two side ends of the matching device, the suspension bracket is connected above the vertical frame, and the matching device is positioned below the suspension bracket and is movably matched with the suspension bracket.
The matching device is provided with a pneumatic device, a box frame, a magnetic assembly and a sensing circuit board, the pneumatic device moves above the outer portion of the pneumatic device, the sensing circuit board is embedded and installed at the bottom end of the inner side of the box frame, the magnetic assembly moves below the pneumatic device, and the magnetic assembly is embedded and moves at the upper end of the inner side of the box frame.
As a further improvement of the invention, the magnetic assembly is provided with a magnetic block, a telescopic plate and a connecting frame, one end of the telescopic plate is fixedly embedded and connected with the side end of the magnetic block, the connecting frame is hinged and connected with the other end of the telescopic plate and is movably matched with the other end of the telescopic plate, the magnetic blocks are respectively blocks with opposite magnetic forces to generate mutually attracted magnetic field forces, the telescopic plate has transverse flexibility, and the connecting frame is in a lateral splayed state and can swing and fold.
The pneumatic device is further improved by comprising a reed pipe and a variable body, wherein the lower end of the reed pipe is fixedly connected with the variable body, the reed pipe is a rod-shaped object with a vertical magnetic signal, and the variable body is a block object with a certain thickness.
The inner groove is in a hollow groove state, the bottom of the inner groove is in a hollow bottom plate structure, the two magnetic bodies are arranged and are in an arc shape, and the lifting block can move up and down.
As a further improvement of the invention, the magnetic body is provided with a solid block, a movable groove, a sleeve block and a rolling ball, the movable groove and the solid block are in an integrated structure and are positioned in the solid block, the sleeve block is connected with one side end of the solid block, the rolling ball is embedded and rolled in the sleeve block and is movably matched with the sleeve block, the movable groove is in a cavity state, the sleeve block has certain limit telescopic nesting performance, and the rolling ball is a spherical object with partial gravity.
As a further improvement of the invention, the lifting block is provided with a driving frame, a lower end block and an elastic block, the elastic block is connected to the upper end of the driving frame and is movably matched with the driving frame, the lower end block is connected to the lower end of the driving frame, the elastic block is a rubber block and has elasticity, and the lower end block is of a hemispherical structure, has magnetism and is movably connected with the lower end of the driving frame and can rotate.
As a further improvement of the invention, the driving frame is provided with a connecting plate, a transverse plate, a tough plate and a supporting top block, the transverse plate and the connecting plate are of an integrated structure and are arranged at two sides of the upper end of the transverse plate, the supporting top blocks are respectively connected to the upper end and the lower end of the tough plate, the supporting top blocks are embedded in the connecting plate and movably clamped, a clamping groove is arranged in the connecting plate, the tough plate is a hard silica gel rod-shaped object and has certain toughness and hardness, and the supporting top blocks are hemispherical blocks.
As a further improvement of the invention, the lower end block is provided with an outer magnetic frame, a collision pressure ball and a hollow cavity, the hollow cavity is positioned at the inner side of the outer magnetic frame, the collision pressure ball is embedded and moved in the hollow cavity, the outer magnetic frame has magnetism, and the collision pressure ball is of a spherical structure and has the bias property.
Compared with the prior art, the invention has the following beneficial effects:
1. the position of the variable body is changed above the magnetic assembly, the magnetic body is far away from the magnetic block, so that the magnetic field between the magnetic body and the magnetic block can be changed conveniently, a signal generated by a sensing circuit board below is changed, the lifting block can move elastically at two side ends of the variable body when the magnetic body changes, bayonets are formed at two side ends of the lifting block conveniently, dust is prevented from being attached to the bottom surfaces of the side ends, the sleeve block is further assisted to change along the direction by the rolling force of the rolling ball, the lifting block is pulled to retract into the side cavity timely, the bottom ends of two sides of the variable body slide to the upper side of the box frame through the flat surface again, and therefore the situation that the dust is attached to the bottom ends of two sides of the variable body and is not easy to slide on the top surface of the box frame in the resetting process, and the magnetic induction strain is influenced is avoided.
2. The elastic block drives the frame to drive the lower end block to move upwards, the tough plate has certain toughness, the propping force of the propping block on the connecting plate is increased, the lifting block is convenient to retract inwards to enable bottom end surfaces on two sides of the variable body to protrude outwards, the variable body is not blocked by the protruding objects when sliding to the upper part of the matching device, the lower end block falls down and moves under the action of gravity, the impacting ball is moved to impact the inner side of the outer magnetic frame, driving power is convenient to generate, the outer magnetic frame can move actively under the impact of the impacting ball and the propping assistance of the propping block, and the attachment end of the material on the bottom surfaces on two sides is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a mine safety production management device of the present invention.
Fig. 2 is a schematic view of the internal cross-sectional structure of an engagement device of the present invention.
FIG. 3 is a schematic view of the internal cross-sectional structure of a magnetic assembly according to the present invention.
Fig. 4 is a schematic view of the internal cross-section of a pneumatic device according to the present invention.
FIG. 5 is a schematic cross-sectional view of a modified body according to the present invention.
FIG. 6 is a schematic view of the internal cross-sectional structure of a magnetic motor according to the present invention.
Fig. 7 is a schematic view of an internal cross-sectional structure of a lifting block according to the present invention.
Fig. 8 is a schematic view of the internal cross-sectional structure of a driving frame according to the present invention.
Fig. 9 is a schematic view of the internal cross-sectional structure of a lower end block according to the present invention.
In the figure: a connecting foot seat-1, a data transmission box-2, a matching device-3, a vertical frame-4, a suspension frame-5, a pneumatic device-31, a box frame-32, a magnetic component-33, a sensing circuit board-34, a magnetic block-331, a telescopic plate-332, a connecting frame-333, a reed pipe-311, a variable body-312, an inner groove-c 1, a fixed column-c 2 and a magnetic motor-c 3, the device comprises a side cavity-c 4, a lifting block-c 5, a solid block-c 31, a movable groove-c 32, a sleeve block-c 33, a rolling ball-c 34, a driving frame-c 51, a lower end block-c 52, an elastic block-c 53, a connecting plate-q 1, a transverse plate-q 2, a tough plate-q 3, a supporting block-q 4, an external magnetic frame-t 1, a collision ball-t 2 and a hollow cavity-t 3.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 6:
the invention provides mine safety production management equipment which is structurally provided with a connecting foot seat 1, a data transmission box 2, a matching device 3, a vertical frame 4 and a suspension bracket 5, wherein the connecting foot seat 1 is fixedly embedded at the bottom of the data transmission box 2, the matching device 3 is positioned above the data transmission box 2 and is communicated with the inside of the data transmission box, two side ends of the lower part of the vertical frame 4 are connected with two side ends of the matching device 3, the suspension bracket 5 is connected above the vertical frame 4, and the matching device 3 is positioned below the suspension bracket 5 and is movably matched with the suspension bracket.
The matching device 3 is provided with a pneumatic device 31, a box frame 32, a magnetic assembly 33 and a sensor board 34, the pneumatic device 31 moves above the outer portion of the pneumatic device 31, the sensor board 34 is embedded in the bottom end of the inner side of the box frame 32, the magnetic assembly 33 moves below the pneumatic device 31, and the magnetic assembly 33 is embedded in the upper end of the inner side of the box frame 32.
The magnetic component 33 is provided with a magnetic block 331, a telescopic plate 332 and a connecting frame 333, one end of the telescopic plate 332 is fixedly embedded with the side end of the magnetic block 331, the connecting frame 333 is hinged and movably matched with the other end of the telescopic plate 332, the magnetic blocks 331 are respectively blocks with opposite magnetic forces to generate magnetic attraction forces, the telescopic plate 332 has transverse flexibility, the connecting frame 333 is in a lateral splayed state and can swing and fold, the magnetic block 331 is close to or far away from the connecting frame 333 under the action of the magnetic force, and the auxiliary magnetic block 331 is folded by the flexibility of the telescopic plate 332 and the amplitude of the connecting frame 333 to move, so that the magnetic force is changed conveniently to change magnetic signals.
The pneumatic device 31 is provided with a reed pipe 311 and a variable body 312, the lower end of the reed pipe 311 is fixedly connected with the variable body 312, the reed pipe 311 is a vertical rod-shaped object with a magnetic induction signal, the variable body 312 is a block object with a certain thickness, and the variable body 312 displaces under the action of wind force to drive the reed pipe 311 to drive the swing displacement, so that a magnetic field is changed conveniently, and the magnetic induction signal below is changed.
Wherein the actuating body 312 is provided with an inner groove c1, a fixed column c2, a magnetic actuating body c3, a side cavity c4 and an elevating block c5, the fixed column c2 is embedded and connected in the inner groove c1, the magnetic body c3 is connected with the middle end fixed column c2 in a penetrating way, one end of the magnetic body c3 is connected with and movably matched with the lifting block c5, the lifting block c5 is movably arranged in the side cavity c4, the side cavity c4 and the inner groove c1 are integrated and penetrate through the two sides of the inner groove c1, the inner part of the inner groove c1 is in a hollow groove state, the bottom of the magnetic body is a hollow bottom plate structure, two magnetic bodies c3 are arranged and are in an arc shape, the lifting block c5 can move up and down, when the magnetic body c3 and the lifting block c5 move with the whole moving body 312, the acting force of the magnetic field generated by the magnetic force below the magnetic field is changed to cause the magnetic field to deform in an arc shape, so that the magnetic force is increased, and the lifting block c5 is driven to move, so that the lifting block c5 can move flexibly to assist the cleaning of dust on the bottom surface of the side end of the actuating body 312.
The magnetic body c3 is provided with an solid block c31, a movable groove c32, a sleeve block c33 and a rolling ball c34, the movable groove c32 and the solid block c31 are integrated and located in the solid block c31, the sleeve block c33 is connected to one side end of the solid block c31, the rolling ball c34 is embedded and rolled in the sleeve block c33 and movably matched, the movable groove c32 is in a cavity state, the sleeve block c33 has certain limit telescopic matching performance, the rolling ball c34 is a ball with partial gravity, and the rolling ball c34 is matched with the sleeve block c33 to enable the sleeve block c33 to extend so as to change the overall shape length and the magnetic force of the magnetic body c 3.
The specific use mode and function of the embodiment are as follows: a worker installs the connecting foot seat 1 at the position of an air port in a ventilation roadway under a mine through bolts, when the wind power of the air port of the whole equipment changes, the blowing force on the pneumatic device 31 is different, the acting force of the variable body 312 and the magnetic assembly 33 changes, the state of the magnetic block 331 changes, the magnetic sensing signal transmitted to the data transmission box 2 by the sensing circuit board 34 changes, the worker can conveniently judge the switching state of the air port under the mine through the signal transmitted by the data transmission box 2 in a monitoring system, the position of the magnetic block c3 is changed above the magnetic assembly 33 through the change body 312 along with the wind power of the reed pipe 311, the magnetic block c3 is far away from the magnetic block 331, the magnetic field between the magnetic block 331 changes, the magnetic block 331 is enabled to move under the stretching assistance of the stretching plate 332, backward pressure is generated, the magnetic block 331 is further matched with the movement of the magnetic block 331 through the angle of the connecting frame 333, and the change of the distance between the magnetic blocks 331 is facilitated, then, the signal generated to the lower sensor board 34 changes, and the lifting block c5 moves downward under the action of the lateral thrust generated when the magnetic body c3 changes, making elastic movement at the two side ends of the changing body 312, so as to form a bayonet at the two side ends and prevent dust from adhering to the bottom side surface, when the magnetic body c3 approaches the magnetic block 331, the magnetic body c3 and the magnetic block 331 which are oppositely arranged are relatively displaced, the flexibility of the sleeve block c33 is convenient for the magnetic body c3 to extend integrally, the rolling force of the rolling ball c34 further assists the extending change, so that the magnetic body c3 is integrally deformed in an arc shape, the magnetic force is increased, the force acting on the upper side of the magnetic block 331 is larger, the displacement area of the magnetic block 331 is wider, the hollow limit of the movable groove c32 is convenient for the magnetic body c3 to pass through the fixed column c2 to generate a certain arc displacement, the pulling force is provided to the lifting block c5, so that the lifting block c5 retracts into the side cavity 4 in time, and the bottom end of the box holder is smoothly moved to the box 32 again to change the box holder. Therefore, after the variable body 312 is blown by wind to change the position, the dust attached to the bottom end surfaces of the two sides of the variable body is prevented from being easily wiped on the top surface of the box frame 32 in the process of resetting, the magnetic induction change is influenced, the monitoring data is mistaken, and the mine safety management is influenced.
Example 2:
as shown in fig. 7 to 9:
the lifting block c5 is provided with a driving frame c51, a lower end block c52 and a spring block c53, the spring block c53 is connected to the upper end of the driving frame c51 and movably matched with the upper end, the lower end block c52 is connected to the lower end of the driving frame c51, the spring block c53 is a rubber block and has elasticity, the lower end block c52 is of a hemispherical structure and is magnetic and movably connected with the lower end of the driving frame c51 and can rotate, the lower end block c52 generates a supporting force to the spring block c53 under the matching of the driving frame c51 under the action of magnetic force applied to the lower part, and the elastic property of the spring block c53 assists the driving frame c51 to drive the lower end block c52 to move.
The driving frame c51 is provided with a connecting plate q1, a transverse plate q2, a tough plate q3 and a supporting block q4, the transverse plate q2 and the connecting plate q1 are of an integrated structure and are arranged on two sides of the upper end of the connecting plate q1, the supporting block q4 is respectively connected to the upper end and the lower end of the tough plate q3, the supporting block q4 is embedded into the connecting plate q1 and movably clamped, a clamping groove is formed in the connecting plate q1, the tough plate q3 is a hard silica gel rod and has certain toughness and hardness, the supporting block q4 is a hemispherical block, and the supporting block q4 is driven by the tough plate q3 to be clamped in the connecting plate q1 in a displacement mode, so that the distance between the supporting block q4 is changed, and then the supporting force is generated, and the displacement limit is increased.
The lower end block c52 is provided with an outer magnetic frame t1, a bumping ball t2 and a hollow cavity t3, the hollow cavity t3 is located on the inner side of the outer magnetic frame t1, the bumping ball t2 is embedded in the hollow cavity t3 in a movable mode, the outer magnetic frame t1 is magnetic, the bumping ball t2 is of a spherical structure and has a bias property, the spherical shape of the bumping ball t2 facilitates the bumping ball to roll in the hollow cavity t3 along with the displacement of the outer magnetic frame t1, the bumping ball reversely impacts the outer magnetic frame t1, the lower end block c52 is driven to rotate integrally, and attached dust can be removed while the lower end block c52 is displaced flexibly.
The specific use mode and function of the embodiment are as follows: the position of the lower end block c52 is changed along with the displacement, when the action of a changing magnetic field is performed, the elastic property of the elastic block c53 is convenient for the compression deformation, the driving frame c51 can drive the lower end block c52 to move upwards, the tough plate q3 has certain toughness, the supporting block q4 is matched with the tough plate q3, a larger displacement space can be formed between the intervals of the connecting plate q1, the supporting force of the supporting block q4 on the connecting plate q1 is increased, the lower end port of the side cavity c4 is sunk in the lower end block c52, the lifting block c5 is convenient to retract so that the bottom end surfaces at the two sides of the variable body 312 are provided with convex objects, the variable body 312 is not blocked by the convex objects when sliding to the upper part of the matching device 3, when the outer magnetic field t1 and the lower part do not generate the action of the magnetic field, the lower end block c52 drops down and moves under the action of gravity, the collision ball 2 is moved, the inner side of the outer magnetic frame t1 is convenient to generate the impact on the outer magnetic field, the collision ball 2, the auxiliary collision ball 4 is convenient to generate the collision ball 1, can actively move to avoid the adhesion of the substance at the bottom ends of both sides 132, so that the moving body 312 can not smoothly slide when sliding over the upper end surface of the box frame 32.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (8)
1. The utility model provides a mine safety production management equipment, its structure is equipped with connects foot stool (1), data conduction case (2), matching device (3), grudging post (4), mounted frame (5), connect foot stool (1) built-in installation in data conduction case (2) bottom, matching device (3) are located data conduction case (2) top and inside and link up mutually, grudging post (4) lower part both sides end is connected with matching device (3) both sides end, mounted frame (5) are connected in grudging post (4) top, matching device (3) are located and are just clearance fit, its characterized in that below mounted frame (5):
cooperation device (3) are equipped with pnematic device (31), tank tower (32), magnetic component (33), sensing way board (34), pnematic device (31) activity is in pnematic device (31) outside top, the inboard bottom position in tank tower (32) is installed in sensing way board (34) embedding, magnetic component (33) activity is in pnematic device (31) below, magnetic component (33) embedding activity is in tank tower (32) inboard upper end position that inclines.
2. The mine safety production management device according to claim 1, characterized in that: the magnetic component (33) is provided with a magnetic block (331), a telescopic plate (332) and a connecting frame (333), one end of the telescopic plate (332) is fixedly embedded with the side end of the magnetic block (331), and the connecting frame (333) is hinged and connected with the other end of the telescopic plate (332) and is movably matched with the other end of the telescopic plate (332).
3. The mine safety production management device according to claim 1, characterized in that: the pneumatic device (31) is provided with a reed pipe (311) and a variable body (312), and the lower end of the reed pipe (311) is fixedly connected with the variable body (312).
4. The mine safety production management device according to claim 3, characterized in that: the variable body (312) is provided with an inner groove (c1), a fixed column (c2), a magnetic body (c3), a side cavity (c4) and a lifting block (c5), wherein the fixed column (c2) is embedded and connected in the inner groove (c1), the magnetic body (c3) is connected with the middle end fixed column (c2) in a penetrating mode, one end of the magnetic body (c3) is connected with and movably matched with the lifting block (c5), the lifting block (c5) is movable in the side cavity (c4), and the side cavity (c4) and the inner groove (c1) are of an integrated structure and penetrate through the two sides of the integrated structure.
5. The mine safety production management device according to claim 4, characterized in that: the magnetic body (c3) is provided with a solid block (c31), a movable groove (c32), a sleeve block (c33) and a rolling ball (c34), the movable groove (c32) and the solid block (c31) are of an integrated structure and are positioned in the solid block (c33), the sleeve block (c33) is connected to one side end of the solid block (c31), and the rolling ball (c34) is embedded and rolled in the sleeve block (c33) and is in movable fit with the sleeve block.
6. The mine safety production management device according to claim 4, characterized in that: the lifting block (c5) is provided with a driving frame (c51), a lower end block (c52) and a spring block (c53), the spring block (c53) is connected to the upper end of the driving frame (c51) and movably matched with the upper end of the driving frame, and the lower end block (c52) is connected to the lower end of the driving frame (c 51).
7. The mine safety production management device according to claim 6, characterized in that: drive frame (c51) and be equipped with connecting plate (q1), diaphragm (q2), tough board (q3), prop top piece (q4), diaphragm (q2) and connecting plate (q1) be the integrated structure and establish its upper end both sides position, prop top piece (q4) and connect respectively in tough board (q3) upper and lower extreme, prop top piece (q4) and imbed in connecting plate (q1) inside and activity block.
8. The mine safety production management device according to claim 6, characterized in that: the lower end block (c52) is provided with an outer magnetic frame (t1), a bumping ball (t2) and a hollow cavity (t3), the hollow cavity (t3) is positioned at the inner side of the outer magnetic frame (t1), and the bumping ball (t2) is embedded in the hollow cavity (t3) in a movable mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110840190.8A CN113566885A (en) | 2021-07-24 | 2021-07-24 | Mine safety production management equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110840190.8A CN113566885A (en) | 2021-07-24 | 2021-07-24 | Mine safety production management equipment |
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| CN113566885A true CN113566885A (en) | 2021-10-29 |
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| CN101477741A (en) * | 2008-01-01 | 2009-07-08 | 邸永春 | Down-hole measuring monitoring method and system for non-circuit electricity supplying mine |
| CN203465286U (en) * | 2013-09-26 | 2014-03-05 | 江西省安创科技有限公司 | Dual-PT-based coal mine wind speed sensor |
| CN203548296U (en) * | 2013-10-24 | 2014-04-16 | 新兴铸管阜康能源有限公司 | Novel wind-lacked automatic switching control switch for coal mine digging ventilator |
| CA3065833A1 (en) * | 2018-06-26 | 2019-12-26 | Taiyuan University Of Technology | Tail rope monitoring device of mine hoisting system |
| CN213473947U (en) * | 2020-11-12 | 2021-06-18 | 由俊鹏 | Mine electromechanical device's conveyer |
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