阅读说明：本技术 一种矿山爆破用安全防护装置 (Safety device for mine blasting ) 是由 不公告发明人 于 2021-01-07 设计创作，主要内容包括：本发明一种矿山爆破用安全防护装置公开了一种通过防护盖板和底板相配合形成匍匐式结构,降低防护装置承受冲击的承受面积,对工作人员进行爆破时的防护,且能够对爆破冲击力进行缓冲卸力的安全防护装置,其特征在于两个底侧挡板分别垂直置于底板的两侧,两个支脚架置于底板的一端上,且分别位于底板两侧,脚轮置于支脚架上,一组限位板置于底板的另一端上,一组所述限位板由至少四个限位板组成,牵拉杆置于底板的另一端上,防护躺垫置于底板的顶部,弧形护板的一端通过通过铰接耳铰接置于底板的另一端上,防护盖板斜向置于弧形护板的另一端上,所述弧形护板的中部嵌置有观察窗,所述弧形护板的底部置有拉盖把。(The invention discloses a safety protection device for mine blasting, which forms a creeping structure by matching a protection cover plate and a bottom plate, reduces the bearing area of the protection device for bearing impact, protects workers during blasting, and can buffer and unload the force of blasting impact force, and is characterized in that two bottom side baffles are respectively and vertically arranged at two sides of the bottom plate, two foot supports are arranged at one end of the bottom plate and are respectively arranged at two sides of the bottom plate, casters are arranged on the two sides of the bottom plate, one group of limiting plates are arranged at the other end of the bottom plate, one group of limiting plates are composed of at least four limiting plates, a traction rod is arranged at the other end of the bottom plate, a protection lying cushion is arranged at the top of the bottom plate, one end of an arc-shaped protection plate is hinged at the other end of the bottom plate through a hinge lug, the protection cover plate is obliquely arranged at the other end of the arc-shaped protection plate, an observation, the bottom of the arc-shaped guard plate is provided with a pull cover handle.)

1. The utility model provides a safety device is used in mine blasting which characterized by: two bottom side baffles are respectively and vertically arranged at two sides of the bottom plate, two foot supports are arranged at one end of the bottom plate and are respectively positioned at two sides of the bottom plate, casters are arranged on the foot supports, a group of limiting plates is arranged at the other end of the bottom plate, a group of limiting plates is composed of at least four limiting plates, a traction rod is arranged at the other end of the bottom plate, a protective lying cushion is arranged at the top of the bottom plate, one end of an arc-shaped protective plate is hinged at the other end of the bottom plate through a hinge lug, the protective cover plate is obliquely arranged at the other end of the arc-shaped protective plate, two top side baffles are respectively and vertically arranged at two sides of the protective cover plate and are contacted with the bottom side baffles, the top side baffles are connected with the arc-shaped protective plate, the low side baffles and the protective cover plate form a cavity, oxygen, the respiratory mask is arranged at the other end of the trachea.

2. The safety device for mine blasting according to claim 1, wherein the arc-shaped protection plate and the protection cover plate are designed to cooperate, and the arc-shaped protection plate guides the protection cover plate, so that the arc-shaped protection plate cooperates with the protection cover plate to form a creeping structure, thereby being capable of removing the force of the impact during blasting and protecting the workers during blasting.

3. The safety device for mine blasting according to claim 1, wherein the protective cover plate and the bottom plate are matched to form a creeping structure, so that the bearing area of the protective device for bearing impact is reduced, workers are protected during blasting, and the blasting impact force can be buffered and discharged.

4. The safety device for mine blasting according to claim 2, wherein the arc-shaped guard plate is embedded with an observation window in the middle.

5. The safety device for mine blasting according to claim 4, wherein the width of the arc-shaped guard plate at one end is smaller than that at the other end.

6. The safety device for mine blasting according to claim 1, wherein sound-deadening cotton is placed on the side wall of the cavity.

7. The safety shield for mine blasting according to claim 1, wherein the top side shield has a side pull rod disposed thereon.

8. The safety device for mine blasting according to claim 5, wherein a pull cover handle is arranged at the bottom of the arc-shaped guard plate.

Technical Field

The invention discloses a safety protection device for mine blasting, relates to a device for protecting during mining blasting, and belongs to the field of mining engineering. In particular to a safety protection device which is matched with a protective cover plate and a bottom plate to form a creeping structure, reduces the bearing area of a protective device for bearing impact, protects workers during blasting, and can buffer the blasting impact force to unload force.

Background

Blasting operation is a commonly used auxiliary construction means in mine production operation, generally, professional blasting personnel is used for construction operation, a large amount of splashed broken stones and harmful gas are generated in blasting, although the operating personnel can withdraw a certain safety distance, the operating personnel still have the risk of being hit and poisoned, the blasting personnel can be hidden behind shelters such as wood boards and the like for protection after withdrawing the safety distance, but the shelters such as the wood boards and the like have lower structural strength and are easy to crack after being hit by the broken stones, and the operating personnel are difficult to form effective protection, in the prior art, a special blasting protection shield or a protection plate body is used for protection, but the protection shield and the protection plate are mostly erected on the ground during protection, the protection shield and the protection plate receive the impact of blasting impact force at the front side and are easy to be lifted or transfer the impact force to the human body at the back to cause damage, the protective impact resistance is poor.

Notice No. CN111721175A discloses a mine blasting rubble protector, including the guard plate, the lower fixed surface of guard plate is connected with the fixed plate, the upper surface of fixed plate is provided with the fixed establishment of fixed this protector, fixed establishment is including seting up the screw hole at the fixed plate upper surface, the inner wall threaded connection of screw hole has the rotation lead screw, the bottom of rotating the lead screw runs through the upper surface of fixed plate and extends to the lower surface of fixed plate, the lower fixed surface of rotating the lead screw is connected with the toper spliced pole, the fixed surface of toper spliced pole is connected with the toper thread tooth, and the device stands subaerial when the protection, directly openly bears the impact force of blasting, is lifted by the impact force because of fixed unstability easily, and impact resistance is relatively poor.

Notice No. CN211824111U discloses a hand-held type guard plate for coal mine blasting, including bottom plate, guard plate, baffle, roof, pull rod, sight glass, inserted bar, gyro wheel, bottom plate left side fixedly connected with guard plate, this guard plate belongs to the front and resists when bearing the blasting impact force and bears, and the back effort is great, causes the secondary to strike the transmission injury to the operating personnel of handheld support easily.

Disclosure of Invention

In order to improve the situation, the safety protection device for mine blasting is provided with a creeping structure formed by matching the protection cover plate and the bottom plate, so that the bearing area of the protection device for bearing impact is reduced, workers are protected during blasting, and the blasting impact force can be buffered and discharged.

The invention relates to a safety protection device for mine blasting, which is realized as follows: the invention relates to a safety protection device for mine blasting, which consists of a lower support device and an upper support device, wherein the lower support device consists of casters, a protective lying cushion, a bottom plate, bottom side baffles, a traction rod, two foot rests and foot rests, the two bottom side baffles are respectively and vertically arranged on two sides of the bottom plate, the two foot rests are arranged on one end of the bottom plate and are respectively arranged on two sides of the bottom plate, the casters are arranged on the foot rests, one group of limiting plates are arranged on the other end of the bottom plate, one group of limiting plates consists of at least four limiting plates, the traction rod is arranged on the other end of the bottom plate, the protective lying cushion is arranged on the top of the bottom plate, the upper support device consists of a protective cover plate, a top side baffle, a side rod, a hinge lug, an arc-shaped protection plate, an observation window, a pull cover handle, a breathing mask, a fixing lug, an air pipe and an oxygen frame, one end, the utility model discloses a respiratory mask, including arc backplate, tracheal one end, bottom side baffle, oxygen frame, protective cover plate, the middle part of arc backplate has been set with the observation window, the bottom of arc backplate has been put and has been drawn the lid handle, the width of arc backplate one end is less than the width of the other end, and protective cover plate's both sides are arranged perpendicularly respectively to two top side baffles, and contact with bottom side baffle, and top side baffle is connected with the arc backplate, top side baffle, arc backplate, low side baffle and protective cover plate constitute and form the vacuole formation, the amortization cotton has been put on the cavity lateral wall, the top side baffle is overhead to have the side pull rod, and oxygen frame is put in protective cover plate's bottom.

Has the beneficial effects.

The creeping structure greatly reduces the bearing area of the protecting device for bearing impact, and the arc structure can separate and buffer the impact force, so that the impact force to internal operating personnel is reduced, and the safety of the internal operating personnel is ensured.

And secondly, an independent oxygen supply system can be provided, so that the normal breathing of personnel is guaranteed, and the harm of harmful gas generated during blasting is avoided.

And thirdly, the movement is convenient.

Fourthly, the structure is simple, and the device is convenient and practical.

Fifthly, the cost is low, and the popularization is convenient.

Drawings

Fig. 1 is a perspective view of a blast protector for mining engineering according to the present invention;

fig. 2 is a schematic structural diagram of a blast protector for mining engineering according to the present invention;

fig. 3 is a perspective view of a real bottom plate of a blasting protector for mining engineering according to the present invention.

In the attached drawings

Wherein the method comprises the following steps: protective cover plate (1), truckle (2), protection bed (3), bottom plate (4), top side baffle (5), side pull rod (6), bottom side baffle (7), articulated ear (8), traction rod (9), arc backplate (10), observation window (11), limiting plate (12), draw lid (13), respiratory mask (14), fixed ear (15), trachea (16), oxygen frame (17), foot rest (18).

The specific implementation mode is as follows:

the invention relates to a safety protection device for mine blasting, which is realized as follows: the invention relates to a safety protection device for mine blasting, which consists of a lower support device and an upper support device, wherein the lower support device consists of trundles (2), a protection lying cushion (3), a bottom plate (4), bottom side baffles (7), a traction rod (9), limiting plates (12) and foot rests (18), the two bottom side baffles (7) are respectively and vertically arranged on two sides of the bottom plate (4), the two foot rests (18) are arranged on one end of the bottom plate (4) and are respectively arranged on two sides of the bottom plate (4), the trundles (2) are arranged on the foot rests (18), one group of limiting plates (12) are arranged on the other end of the bottom plate (4), one group of limiting plates (12) consists of at least four limiting plates (12), the traction rod (9) is arranged on the other end of the bottom plate (4), the protection lying cushion (3) is arranged on the top of the bottom plate (4), and the upper support device consists of a protection cover plate (1), a, Side pull rod (6), articulated ear (8), arc backplate (10), observation window (11), draw and cover (13), respiratory mask (14), fixed ear (15), trachea (16) and oxygen frame (17) are constituteed, and the one end of arc backplate (10) is through articulated arranging in on the other end of bottom plate (4) through articulated ear (8), and on the other end of arc backplate (10) was arranged in to protective cover board (1) slant, observation window (11) have been set in the middle part of arc backplate (10), draw and cover (13) have been put to the bottom of arc backplate (10), the width of arc backplate (10) one end is less than the width of the other end, and the both sides of protective cover board (1) are arranged perpendicularly respectively in to two top side baffles (5), and bottom side baffle (7) contact, and top side baffle (5) are connected with arc backplate (10), top side baffle (5), Arc backplate (10), low side shield and protective cover board (1) constitute and form the cavity, the amortization cotton has been put on the cavity lateral wall, side pull rod (6) have been put on top side baffle (5), and the bottom of protective cover board (1) is arranged in oxygen frame (17), and the one end and the oxygen frame (17) of trachea (16) are connected, and the bottom of protective cover board (1) is arranged in through fixed ear (15) to the other end, and respiratory mask (14) are arranged in on the other end of trachea (16).

When in use, when the blasting is needed, the protection device is placed on the ground, the worker creeps on the protection lying cushion (3) on the bottom plate (4), and is positioned in the cavity and provided with a breathing mask (14), a pull cover handle (13) at the bottom of the protective cover plate (1) is held by hand to enable the protective cover plate (1) and the bottom plate (4) to be covered above workers for protection, then blasting is carried out, the impact airflow generated during blasting is divided by the guidance of the arc-shaped guard plate (10) so as to provide safety protection for creeping personnel, meanwhile, the oxygen bottle in the oxygen frame (17) provides oxygen for the worker through the air pipe (16), thereby avoiding the worker from inhaling harmful gas and dust generated during blasting, ensuring the life health of the worker, after the blasting is finished, a worker pulls a traction rod (9) on the bottom plate (4) to be matched with a caster (2) on the bottom plate (4) to move the protective device;

the group of limiting plates (12) is designed to be composed of at least four limiting plates (12), so that the supporting force of the limiting plates (12) on the arc-shaped protection plate (10) can be increased, and the arc-shaped protection plate (10) is prevented from collapsing;

the design that an observation window (11) is embedded in the middle of the arc-shaped protection plate (10) can be used for observing the situation after blasting through the observation pipe, and the use is convenient;

the design that the pull cover handle (13) is arranged at the bottom of the arc-shaped protection plate (10) enables a worker to press down the arc-shaped protection plate (10) to be arranged above a human body through the pull cover handle (13), so that the influence of the swinging impact in the explosive force cavity on the human body is reduced;

the top side baffle (5), the arc-shaped guard plate (10), the low side baffle and the protective cover plate (1) form a cavity, and the side wall of the cavity is provided with silencing cotton, so that blasting impact noise can be absorbed and eliminated, and the noise is prevented from swinging back in the cavity to damage a human body;

the arc-shaped protection plate (10) and the protective cover plate (1) are designed in a matched mode, the arc-shaped protection plate (10) guides the protective cover plate (1), and the arc-shaped protection plate (10) is matched with the protective cover plate (1) to form a creeping structure, so that impact during blasting can be relieved, and workers can be protected during blasting;

the top side baffle (5) is provided with a side pull rod (6), so that the protection device can be moved by matching with the caster (2), and the use is convenient and fast;

the design that the width of one end of the arc-shaped protection plate (10) is smaller than that of the other end of the arc-shaped protection plate is matched with the arc-shaped structure of the arc-shaped protection plate (10), so that the explosion impact force can be further guided, separated and buffered, and the impact force on internal operators is reduced;

reach and cooperate through protective cover board (1) and bottom plate (4) and form the formula structure of crawling, reduce the bearing area that protector bore the impact, protection when blasting the staff, and can cushion the purpose of unloading power to the burst impact force.