CN210870029U

CN210870029U - Miner's safety helmet is used in shock attenuation formula mining

Info

Publication number: CN210870029U
Application number: CN201922001252.7U
Authority: CN
Inventors: 孟群智
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-06-30
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a damping mining miner safety helmet, which relates to the technical field of miner safety helmets, and comprises a miner helmet, an arc plate, an exhaust valve, an intake valve and a helmet rope, wherein the arc plate is parallel to the interior of the miner helmet, and an intake duct and an exhaust duct which run through the left side and the right side of the inner wall of the arc plate are respectively arranged below the left side and the right side of the miner helmet; the mine cap comprises a base plate, at least five spring rods, a cushion pad and a movable plate, wherein the base plate is adhered to the inner wall of the mine cap at equal intervals, and the at least five spring rods are respectively fixed on one surface of the base plate, which is far away from the inner wall of the mine cap; the beneficial effects of the utility model reside in that: enhance the shock resistance of the helmet/achieve air convection within the helmet.

Description

Miner's safety helmet is used in shock attenuation formula mining

Technical Field

The utility model belongs to the technical field of the miner's safety helmet technique and specifically relates to a shock attenuation formula miner's safety helmet for mining is related to.

Background

The miner hat has the performances of flame retardance, static resistance, impact resistance, electric insulation, heat resistance, chemical corrosion resistance and the like, and is suitable for the industries related to electric power, coal, petroleum, chemical industry, chemical product, gas manufacturing, metal mining and other places needing flame retardance and static resistance.

The prior patent (application number: CN 201810717833.8) proposes a miner safety cap for mining, which comprises a safety cap

The safety helmet comprises a main body, wherein the main body comprises a safety helmet shell, a safety helmet inner shell, a safety helmet peak and a fastening belt, the safety helmet inner shell is positioned inside the safety helmet shell, the safety helmet peak is positioned on the front surface of the safety helmet shell, the fastening belt is positioned at the bottom of the safety helmet shell, an elastic rubber ball is uniformly arranged between the safety helmet shell and the safety helmet inner shell, a third air hole is uniformly formed in the outer wall of the elastic rubber ball, a groove matched with the elastic rubber ball is formed in the inner wall of the safety helmet shell, an elastic rib is arranged on one side, close to the safety helmet shell, of the elastic rubber ball, the other end of the elastic rib is connected with the top of an inner cavity of the groove, first air holes matched with the elastic rubber ball are uniformly formed in the outer wall of the safety helmet inner shell, second air holes are symmetrically formed in two sides of the safety, the through-hole has been seted up at the safety helmet shell back, and installs small-size air discharge fan in the through-hole, the buffering foam-rubber cushion is installed to the inner wall of safety helmet inner shell, and the outer wall of buffering foam-rubber cushion has evenly seted up the fourth bleeder vent, the buckle has been cup jointed to the both sides outer wall in fastening area, elasticity fastening belt is installed to the buckle inboard, and is two sets of the other end in elasticity fastening belt is connected with protective spectacles, the opening has been seted up to the front end of safety helmet brim, and the opening inner chamber installs accumulate battery, and small-size air discharge fan and accumulate battery electric connection.

Although this kind of structure can reach slight absorbing effect and ventilation effect, drop from the top of safety helmet when the object, the elastic construction at safety helmet top has certain elasticity and compliance, is difficult to realize the bounce-back of relative power with the object, and then leads to the object heavy pound to the safety helmet and accompany strong vibration, and current patent passes through the small-size air discharge fan of safety in the safety helmet, not only increases the weight of safety helmet to give user's head great pressure, accelerate fatigue degree.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the present support is folded, still area is big and the steadiness is relatively poor between surveying instrument and the support, the utility model aims at providing a mining worker safety helmet is used in shock attenuation formula mining.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a damping miner safety helmet for mining comprises a mine cap, an arc-shaped plate, exhaust valves, intake valves and a cap rope, wherein the arc-shaped plate is parallel to the interior of the mine cap, intake grooves and exhaust grooves which penetrate through the left side and the right side of the inner wall of the arc-shaped plate are respectively formed below the left side and the right side of the mine cap, the intake grooves and the exhaust grooves are communicated with the interior of the mine cap and are positioned on the same horizontal line, the exhaust valves are vertically installed in the middle of the inner side of the exhaust grooves, and the intake valves are vertically installed in the middle of the inner side of the intake grooves;

the mine cap comprises a base plate, at least five spring rods, a buffer pad and a movable plate, wherein the base plate is provided with at least five spring rods which are bonded to the inner wall of the mine cap at equal intervals, the at least five spring rods are respectively fixed on one surface of the base plate, which is far away from the inner wall of the mine cap, the buffer pad is parallel to the inner wall of the mine cap from top to bottom, the upper surface of the buffer pad is contacted with the tail ends of the at least five spring rods, the buffer pad is elastically connected with the mine cap through the spring rods, the movable plate is fixed on the bottom surface of the buffer pad and comprises an inner plate embedded into the movable plate, the edges of two ends of the inner plate are;

the exhaust valve comprises an exhaust valve plate, a stop block and a rotating shaft, the exhaust valve plate is vertically arranged at the lower end of the exhaust valve, the stop block is vertically fixed at the bottom of the inner side of the exhaust groove and is parallel to the lower part of the left side of the exhaust valve plate, the rotating shaft is rotatably connected to the joint of the exhaust valve plate and the exhaust valve, and the exhaust valve plate is rotatably connected with the exhaust valve through the rotating shaft;

the admission valve includes air inlet valve block, leading filter screen, stopper, middle part filter screen, rearmounted filter screen and round bar, just the air inlet valve block is arranged perpendicularly in the admission valve below, the round bar runs through in the department that meets of air inlet valve block and admission valve, just the air inlet valve block passes through the round bar and is connected with the admission valve rotation, leading filter screen embedding is in the inside centre of air inlet valve block, just middle part filter screen and rearmounted filter screen equal vertical fixation are inside and be on a parallel with the admission valve right side in the air inlet tank, the middle part filter screen presss from both sides between rearmounted filter screen and admission valve, just the stopper bottom contacts and is on a parallel with the air inlet valve block left side downside with.

Preferably, the bottom surface of the movable plate is in contact with the surface of the arc-shaped plate, the backing plate, the spring rod, the cushion pad and the movable plate are all clamped between the arc-shaped plate and the inner wall of the mine cap, and the middle part of the bottom surface of the arc-shaped plate is bonded with a sponge pad in a wave shape through an adhesive.

Preferably, the distance between the tail end of the exhaust valve plate and the bottom of the inner side of the exhaust groove is 2cm, and the height of the stop block is 5 cm.

Preferably, the distance between the tail end of the air inlet valve plate and the bottom of the inner side of the air inlet groove is 2cm, the height of the limiting block is 5cm, and the diameters of meshes of the front filter screen, the middle filter screen and the rear filter screen are 3cm, 2.5cm and 1.5cm respectively.

Preferably, a circle of brim is fixed on the outer side of the bottom of the mine cap, and connecting plates are fixed on the left side and the right side below the brim.

Preferably, the middle of the bottom of the mine cap is provided with a cap rope, the left side and the right side of the middle part in front of the cap rope are respectively provided with a through groove communicated with the inside of the cap rope, the cap rope comprises T-shaped rods, screw caps, threaded shafts and adjusting belts, the T-shaped rods are respectively movably sleeved at the tail ends of the left side and the right side of the cap rope, the screw caps are screwed into the tail ends of the two sides of the cap rope and are parallel to the outer wall of the T-shaped rods, the threaded shafts are provided with two adjusting belts which are screwed into the left side and the right side of the upper surface of the T-shaped rods from bottom to top, the adjusting belts are embedded in the middle of the inside of the cap rope, one ends of.

Preferably, the top surfaces of the two T-shaped rods are attached to the bottom surfaces of the two connecting plates and are in threaded connection through threaded shafts, so that the cap rope is fixed below the mine cap.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: the comfort of the user in using the safety helmet can be improved through the sponge cushion in the shape of waves, the user can push the arc plate to the inner wall top of the mine helmet forcefully according to the size of the head, the inner plate can be pushed into the movable plate slowly, the user can adjust the size of the inner space of the safety helmet conveniently according to the size of the head of the user, when an object drops to the top of the mine helmet, the bearing plate can strengthen the pressure of the mine helmet, the hard plate can give resilience force to the object, the vibration frequency of the object transmitted to the mine helmet is effectively reduced, the spring rod and the buffer cushion can be reused to play a role in buffering vibration, and the damping frequency is further reduced;

when the air flow passes through the air discharge groove from left to right, the air discharge valve plate can rotate towards right through the rotating shaft, the air discharge groove is opened, the air discharge is convenient to discharge, when the air flow enters the air discharge groove from right to left, the air discharge valve plate can be blocked by the block when rotating towards left, thus the external air can be effectively prevented from entering the mine cap through the air discharge valve, the safety performance of the mine cap is improved, the external air enters the air inlet groove from left to right, the air inlet valve plate rotates towards right through the round rod and opens the air inlet groove, the external air can conveniently enter the safety cap through the air inlet groove, the entering fresh air can be effectively filtered through the preposed filter screen, the middle filter screen and the postpositional filter screen, the danger caused by the fixed impurities in the air entering the safety cap is avoided, the air valve plate rotates towards left, the air valve plate can be blocked by the limiting block with the height of 5cm, and air inlet duct and air discharge duct are in same water flat line, can effectively accelerate the air convection velocity in the safety helmet, also effectively solve simultaneously and realize ventilative and lead to the problem of safety helmet weight increase through the small-size fan of installation, have improved the convenience that the user used the mine cap greatly.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

FIG. 1 is a schematic view of the overall structure of the mine cap of the present invention;

FIG. 2 is a schematic view of a partial structure of a mine cap A of the present invention;

FIG. 3 is a schematic view of a partial structure of a mine cap B of the present invention;

fig. 4 is a schematic view of the cap cord structure of the present invention.

The labels in the figure are: 1-mine cap; 101-a brim; 102-a connecting plate; 103-a backing plate; 104-a spring rod; 105-a cushion; 106-movable plate; 107-inner plates; 108-card slot; 109-a chute; 110-an arc-shaped plate; 111-a sponge cushion; 112-an air inlet tank; 113-an exhaust groove; 2-an exhaust valve; 201-an exhaust valve plate; 202-a stop; 203-a rotating shaft; 3-an air inlet valve; 301-an air inlet valve plate; 302-pre-strainer; 303-a limiting block; 304-middle screen; 305-a rear filter screen; 306-round bar; 4-a cap string; 401-T bar; 402-a nut; 403-a threaded shaft; 404-through slots; 405-a regulatory band; 406-riblets.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 4, it should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The utility model provides a miner's safety helmet is used in shock attenuation formula mining, in order to realize above-mentioned purpose, the utility model discloses a following technical scheme: a damping miner safety helmet for mining comprises a miner's helmet 1, an arc-shaped plate 110, exhaust valves 2, intake valves 3 and a helmet rope 4, wherein the arc-shaped plate 110 is parallel to the interior of the miner's helmet 1, and the lower parts of the left side and the right side of the miner's helmet 1 are respectively provided with an intake slot 112 and an exhaust slot 113 which penetrate through the left side and the right side of the inner wall of the arc-shaped plate 110, the intake slot 112 and the exhaust slot 113 are communicated with the interior of the miner's helmet 1 and are positioned on the same horizontal line, the exhaust valves 2 are vertically arranged in the middle of the inner side of the exhaust slots 113, the intake valves 3 are vertically arranged in the middle of the inner side of the intake slot 112, through the arc-shaped plate 110, when a user wears the miner's helmet 1, the head can be perfectly attached to the arc-shaped plate 110, air in the safety helmet can be conveniently discharged by utilizing the exhaust slots 113 and, the safety helmet is convenient for a user to fix on the head when the user wears the safety helmet through the helmet rope 4;

the embodiment of the utility model provides a mine cap 1 includes backing plate 103, spring beam 104, blotter 105 and movable plate 106, and backing plate 103 is equipped with at least five and equidistance bonds in mine cap 1 inner wall, spring beam 104 is equipped with at least five and is fixed in the one side that the backing plate 103 keeps away from mine cap 1 inner wall respectively, and blotter 105 and mine cap 1 inner wall are parallel from top to bottom, blotter 105 upper surface and the terminal contact of at least five spring beam 104, and blotter 105 passes through the elastic connection between spring beam 104 and mine cap 1, movable plate 106 is fixed in blotter 105 bottom surface, and movable plate 106 includes embedding inside inner panel 107, the draw-in groove 108 has all been seted up to inner panel 107 both ends edge, and inner panel 107 surface distribution has three spouts 109 of equidistance arrangement, movable plate 106 bottom surface and arc 110 surface contact, and backing plate 103, spring beam 104, blotter 105 and movable plate 106 all sandwich between arc, the middle part of the bottom surface of the arc-shaped plate 110 is adhered with a sponge cushion 111 in a wave shape through an adhesive, the top of the head of a user is contacted with the bottom surface of the arc-shaped plate 110, the comfort of the user in using the safety helmet can be improved through the sponge cushion 111 in the wave shape at the bottom of the arc-shaped plate 110, the user can push the arc-shaped plate 110 to the inner wall of the mine cap 1 by force at the head according to the size of the head, the inner plate 107 inside the movable plate 106 is matched with the sliding groove 109, the inner plate 107 can be slowly pushed into the movable plate 106 under the action of pressure applied by the head, and the inner plate is fixed through the clamping grooves 108 at the edges of the two ends, so that the user can conveniently adjust the size of the inner space of the safety helmet according to the size of the head of the user, the safety helmet can be more attached to the head of the user, the cushion, the backing plate 103 can strengthen the pressure of the mine cap 1, and the hard plate can give a resilience force to the object, so that the vibration frequency transmitted to the mine cap 1 by the object is effectively reduced, and the spring rod 104 and the buffer pad 105 can play a role in buffering vibration, so that the damping frequency is further reduced;

in the embodiment of the present invention, the exhaust valve 2 includes an exhaust valve sheet 201, a stopper 202 and a rotating shaft 203, and the exhaust valve sheet 201 is vertically arranged at the lower end of the exhaust valve 2, the stopper 202 is vertically fixed at the bottom of the inner side of the exhaust groove 113 and is parallel to the lower side of the left side of the exhaust valve sheet 201, and the rotating shaft 203 is rotatably connected to the joint of the exhaust valve sheet 201 and the exhaust valve 2, the exhaust valve sheet 201 is rotatably connected to the exhaust valve 2 through the rotating shaft 203, the distance between the end of the exhaust valve sheet 201 and the bottom of the inner side of the exhaust groove 113 is 2cm, and the height of the stopper 202 is 5cm, the exhaust valve 2 is fixed in the exhaust groove 113, and the bottom of the exhaust valve sheet 201 is parallel to the upper side of the bottom of the inner side of the exhaust groove 113, the air in the safety cap is sent out of the mine cap 1 from left to right through the exhaust groove 113, the, when the airflow enters the exhaust groove 113 from right to left, the exhaust valve plate 201 is blocked by the stop block 202 with the height of 5cm at the lower left side when rotating towards the left side, so that the external air can be effectively prevented from entering the miner hat 1 through the exhaust valve 2, and the safety performance of the miner hat 1 is improved;

the embodiment of the utility model provides an in admission valve 3 includes air inlet valve block 301, leading filter screen 302, stopper 303, middle part filter screen 304, rearmounted filter screen 305 and round bar 306, and air inlet valve block 301 arranges perpendicularly in admission valve 3 below, round bar 306 runs through in air inlet valve block 301 and the department that meets of admission valve 3, and air inlet valve block 301 rotates through round bar 306 and admission valve 3 and is connected, leading filter screen 302 imbeds in the inside centre of air inlet valve block 301, and middle part filter screen 304 and rearmounted filter screen 305 are all fixed in air inlet tank 112 inside and are on a parallel with admission valve 3 right side perpendicularly, middle part filter screen 304 presss from both sides between rearmounted filter screen 305 and admission valve 3, and stopper 303 bottom and the inboard bottom contact of air inlet tank 112 and be on a parallel with air inlet valve block 301 left side downside, the terminal of air inlet valve block 301 is 2cm with the inboard bottom interval of air inlet tank 112, and stopper 303 height is 5cm, and leading filter screen 302, middle part, 2.5cm and 1.5cm, the air inlet valve 3 is arranged in the air inlet groove 112, the tail end of the air inlet valve plate 301 is parallel to the upper part of the inside of the air inlet groove 112, the outside air enters the air inlet groove 112 from left to right, the air inlet valve plate 301 can rotate towards right through the round rod 306 and the air inlet groove 112 is opened, so that the outside air can conveniently enter the safety helmet through the air inlet groove 112, the entered fresh air can be effectively filtered through the preposed filter screen 302, the middle filter screen 304 and the postpositional filter screen 305 with the mesh diameters of 3cm, 2.5cm and 1.5cm respectively, the danger caused by the fixed impurities in the air entering the safety helmet can be avoided, thus the outside fresh air can be sent into the safety helmet, the convection of the air in the safety helmet can be realized, the ventilation effect can be achieved, when the air flow in the safety helmet enters the air inlet groove 112 from right to left, the air inlet valve plate 301 rotates towards left, just can be blocked by highly being 5 cm's stopper 303 to avoid inside air to discharge from air inlet duct 112, and air inlet duct 112 and exhaust duct 113 are in same water flat line, can effectively accelerate the air convection velocity in the safety helmet, also effectively solve simultaneously and realize ventilative and lead to the problem of safety helmet weight increase through the small-size fan of installation, improved the convenience that the user used miner's cap 1 greatly.

In this embodiment, a circle of brim 101 is fixed on the outer side of the bottom of the mine cap 1, the left and right sides below the brim 101 are fixed with connecting plates 102, the middle of the bottom of the mine cap 1 is provided with a cap rope 4, the left and right sides of the middle part of the front of the cap rope 4 are provided with through grooves 404 communicated with the inside of the cap rope, the cap rope 4 comprises T-shaped rods 401, nuts 402, threaded shafts 403 and adjusting belts 405, the T-shaped rods 401 are provided with two T-shaped rods 401 and movably sleeved at the tail ends of the left and right sides of the cap rope 4 respectively, the nuts 402 are screwed into the tail ends of the two sides of the cap rope 4 and are parallel to the outer wall of the T-shaped rods 401, the threaded shafts 403 are provided with two T-shaped rods 401 from bottom to top, the adjusting belts 405 are embedded in the middle of the inside of the cap rope 4, one ends of the two adjusting belts 405 are fixed with pull strips 406 penetrating through the through, and through threaded shaft 403 threaded connection for cap rope 4 is fixed in miner's cap 1 below, the user contacts two T type pole 401 top surfaces with connecting plate 102 bottom surface, through twist threaded shaft 403 with both fixed can, alright fix the below at miner's cap 1 with cap rope 4 like this, after the user wears miner's cap 1, alright slide adjusting band 405 in two logical grooves 404 with pulling brace 406, convenience of customers adjusts the size of cap rope 4, utilize cap rope 4 can strengthen the steadiness when wearing miner's cap 1.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a miner's safety cap is used in shock attenuation formula mining, includes miner's cap (1), arc (110), discharge valve (2), admission valve (3) and cap rope (4), its characterized in that: the arc-shaped plate (110) is parallel to the inside of the mine cap (1), an air inlet groove (112) and an air exhaust groove (113) which penetrate through the left side and the right side of the inner wall of the arc-shaped plate (110) are respectively formed below the left side and the right side of the mine cap (1), the air inlet groove (112) and the air exhaust groove (113) are communicated with the inside of the mine cap (1) and are positioned on the same horizontal line, the exhaust valve (2) is vertically installed in the middle of the inner side of the air exhaust groove (113), and the air inlet valve (3) is vertically installed in the middle of the inner side of the air inlet groove;

the miner cap (1) comprises a backing plate (103), a spring rod (104), a buffer pad (105) and a movable plate (106), and the backing plate (103) is provided with at least five pieces which are adhered to the inner wall of the mine cap (1) at equal intervals, at least five spring rods (104) are arranged and respectively fixed on one surface of the backing plate (103) far away from the inner wall of the mine cap (1), the buffer pads (105) are parallel to the inner wall of the mine cap (1) up and down, the upper surface of the buffer pads (105) is contacted with the tail ends of at least five spring rods (104), the buffer pad (105) is elastically connected with the mine cap (1) through a spring rod (104), the movable plate (106) is fixed on the bottom surface of the buffer pad (105), the movable plate (106) comprises an inner plate (107) embedded inside, the edges of two ends of the inner plate (107) are respectively provided with a clamping groove (108), three sliding grooves (109) which are arranged at equal intervals are distributed on the surface of the inner plate (107);

the exhaust valve (2) comprises an exhaust valve plate (201), a stop block (202) and a rotating shaft (203), the exhaust valve plate (201) is vertically arranged at the lower end of the exhaust valve (2), the stop block (202) is vertically fixed at the bottom of the inner side of the exhaust groove (113) and is parallel to the lower side of the left side of the exhaust valve plate (201), the rotating shaft (203) is rotatably connected to the joint of the exhaust valve plate (201) and the exhaust valve (2), and the exhaust valve plate (201) is rotatably connected with the exhaust valve (2) through the rotating shaft (203);

the air inlet valve (3) comprises an air inlet valve plate (301), a front filter screen (302), a limiting block (303), a middle filter screen (304), a rear filter screen (305) and a round rod (306), the air inlet valve plates (301) are vertically arranged below the air inlet valve (3), the round rod (306) penetrates through the joint of the air inlet valve plates (301) and the air inlet valve (3), the air inlet valve plate (301) is rotationally connected with the air inlet valve (3) through a round rod (306), the front filter screen (302) is embedded in the middle of the inside of the air inlet valve plate (301), and the middle filter screen (304) and the rear filter screen (305) are both vertically fixed in the air inlet groove (112) and are parallel to the right side of the air inlet valve (3), the middle filter screen (304) is clamped between the rear filter screen (305) and the air inlet valve (3), and the bottom of the limiting block (303) is contacted with the bottom of the inner side of the air inlet groove (112) and is parallel to the left lower side of the air inlet valve plate (301).

2. The miner's helmet for shock absorbing mining as claimed in claim 1, wherein: the bottom surface of the movable plate (106) is in surface contact with the arc-shaped plate (110), the backing plate (103), the spring rod (104), the buffer pad (105) and the movable plate (106) are clamped between the arc-shaped plate (110) and the inner wall of the mine cap (1), and the middle part of the bottom surface of the arc-shaped plate (110) is bonded with a sponge pad (111) in a wave shape through an adhesive.

3. The miner's helmet for shock absorbing mining as claimed in claim 1, wherein: the distance between the tail end of the exhaust valve plate (201) and the bottom of the inner side of the exhaust groove (113) is 2cm, and the height of the stop block (202) is 5 cm.

4. The miner's helmet for shock absorbing mining as claimed in claim 1, wherein: the distance between the tail end of the air inlet valve plate (301) and the bottom of the inner side of the air inlet groove (112) is 2cm, the height of the limiting block (303) is 5cm, and the mesh diameters of the front filter screen (302), the middle filter screen (304) and the rear filter screen (305) are 3cm, 2.5cm and 1.5cm respectively.

5. The miner's helmet for shock absorbing mining as claimed in claim 1, wherein: a circle of brim (101) is fixed on the outer side of the bottom of the mine cap (1), and connecting plates (102) are fixed on the left side and the right side below the brim (101).

6. The miner's safety cap for shock absorbing mining of claim 5, wherein: the middle of the bottom of the mine cap (1) is provided with a cap rope (4), the left side and the right side of the middle part in front of the cap rope (4) are both provided with through grooves (404) communicated with the inside of the cap rope, the cap rope (4) comprises a T-shaped rod (401), a nut (402), a threaded shaft (403) and an adjusting belt (405), and the T-shaped rods (401) are provided with two T-shaped rods which are respectively movably sleeved at the tail ends of the left side and the right side of the hat cord (4), the screw caps (402) are screwed into the tail ends of the two sides of the cap rope (4) and are parallel to the outer wall of the T-shaped rod (401), the threaded shaft (403) is provided with two threads which are screwed into the left side and the right side of the upper surface of the T-shaped rod (401) from bottom to top, the adjusting belt (405) is embedded in the middle of the inside of the hat cord (4), and one end of each of the two adjusting belts (405) is fixed with a brace (406) which passes through the through groove (404), and the adjusting belts (405) are connected with the through grooves (404) in a left-right sliding manner.

7. The miner's safety cap for shock absorbing mining of claim 6, wherein: the top surfaces of the two T-shaped rods (401) are attached to the bottom surfaces of the two connecting plates (102) and are in threaded connection through threaded shafts (403), so that the cap rope (4) is fixed below the mine cap (1).