Deep hole blasting toxic and harmful gas absorption and hole sealing collaborative device

Abstract

The utility model relates to the technical field of mine hole sealing, in particular to a deep hole blasting poisonous and harmful gas absorption and hole sealing cooperation device which comprises a first container, a built-in sleeve, a connecting cover, a second container, anti-skid claws, bags, a PC grouting pipe and a steel grouting pipe. The bag is stabilized by the binding tube and the buckle and does not displace; the PC grouting pipe penetrates through the interior of the second container and is fixed to the buckle on the connecting cover, and the buckle of the connecting cover is fixed into the groove of the first container. The assembled device is placed in a rock drill hole, the device is fixed in the drill hole through the anti-skid hook claws, grouting is conducted on the two bags through the PC grouting pipe, and when the pressure rises to 0.8 MPa, the explosion valve in the bag close to one side of the hook claws is opened. When the pressure is increased to 1.2 MPa, the explosion valve in the bag close to one side of the grouting opening is opened and is fastened on the inner wall of the rock drill hole after expansion, so that an inner section hole sealing space is formed in a sealing manner, continuous grouting is performed, when the pressure is increased to 1.6 MPa, grouting on the PC grouting pipe is stopped, the grouting pipe is blocked, then grouting on the steel grouting pipe is performed, and the pressure is increased to 1.2 MPa; and grouting is stopped until the inner section hole sealing space is filled with the grout, and the drilled hole is sealed. After the mining water-gel explosive is blasted, the reactant in the first container reacts with carbon monoxide at high temperature to be converted into carbon dioxide, and after blasting is completed, if other toxic and harmful gas exists, the reactant further reacts with the carbon dioxide through the second container.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of hole sealing technology for mine, concretely is a deep hole blasting toxic and harmful gas absorption and hole sealing cooperation device. BACKGROUND

[0002] At present, the widely used hole sealing process of "two plugging and one grouting" cannot fully fill the surrounding cracks of the drill hole due to insufficient grouting pressure, forming a blank area of the hole sealing section or non-dense grouting, which is difficult to achieve the tight sealing of the rock fissure, resulting in that after the deep hole blasting operation of the mine, toxic and harmful gases such as carbon monoxide will seep into the working face through the rock fissure, posing a serious threat to the safety of miners. UTILITARY MODEL

[0003] The utility model aims at providing a deep hole blasting toxic and harmful gas absorption and hole sealing cooperation device to solve the problems in the above background technology.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a deep hole blasting toxic and harmful gas absorption and hole sealing cooperation device, comprising: a container one, an inner sleeve, a connecting cover, a container two, an anti-skid hook claw, a bag, a PC material grouting pipe and a steel grouting pipe, both ends of the two bags are sleeved with a collecting pipe, the PC grouting pipe passes through the inside of the collecting pipe and the bag, and the collecting pipe and the buckle firmly fix the bag without displacement.

[0005] The PC grouting pipe passes through the inside of the container two, is fixed in the clamping groove on the connecting cover, and the connecting cover and the container one are fixed together by the buckle.

[0006] One end of the steel grouting pipe with a grouting port is placed between the two bags, and the end is sealed with a steel plug.

[0007] The anti-skid hook claw is bound outside the container two, and both ends of the container two are fixed on the PC grouting pipe through the collecting pipe and the collecting pipe buckle. The outer end of the PC grouting pipe is embedded in the groove of the connecting cover through the connecting buckle, the connecting cover and the container one are fixed together by the buckle, the mine water gel explosive is placed in the inside of the container one, and the carbon monoxide reaction agent is placed in the inner sleeve.

[0008] Preferably, the PC grouting pipes are connected by quick connectors, the PC grouting pipe, the connecting cover and the container one are connected by the connecting buckle, and the PC grouting pipe is fixedly installed with a blasting valve.

[0009] Preferably, one end of the PC grouting pipe and the steel grouting pipe is fixedly installed with a grouting port.

[0010] Preferably, the collecting pipe buckle is fixed outside the collecting pipe and located at both ends of the bag and the container two.

[0011] Preferably, the container one is internally provided with a carbon monoxide reaction agent, and the container two is internally provided with a toxic and harmful gas absorbing agent.

[0012] Preferably, the PC grouting pipe passes through the inside of the container two, and one end is blocked by a connecting buckle, and the outer end of the connecting buckle is embedded into a groove of a connecting cover.

[0013] Preferably, the container one is provided with a groove at one end, and the inside of the container one is internally provided with a sleeve, one end of the sleeve is blocked, and the other end is connected with a sleeve plug.

[0014] Preferably, the hook claws are provided with a plurality of hook claws, which are uniformly inclined and fixed on the outer wall of the container two.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By placing the assembled device in the drill hole, the device is fixed in the drill hole through the anti-skid hook claws, grouting is injected into the two bags through the grouting pipe, the pressure is increased to 0.8 MPa, the blasting valve in the bag near the hook claw side is opened, the pressure is increased to 1.2 MPa, the blasting valve in the bag near the PC grouting pipe side is opened, and the bag is expanded and fastened to the inner wall of the rock drill hole, so as to seal the inner section hole sealing space, and the grouting is continued, the pressure is increased to 1.6 MPa, the PC grouting pipe is stopped and the grouting pipe is blocked, then the steel grouting pipe is grouted, the flow guide is grouted to the hole sealing space between the two bags, and the grouting is stopped after the slurry fills the inner section hole sealing space, and finally the drill hole is blocked.

[0017] After the mine water gel explosive is blasted, the carbon monoxide reaction agent in the container one is converted into carbon dioxide by reacting with carbon monoxide at high temperature, and if there is toxic and harmful gas, the toxic and harmful gas is reacted with the container two. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a whole structure schematic view of the utility model;

[0020] Figure 3 It is a bag, a collection tube and a grouting pipe expansion schematic view of the utility model;

[0021] Figure 4 It is a container two and an anti-skid hook claw expansion schematic view of the utility model;

[0022] Figure 5 It is a container one, an internal sleeve and a connecting cover expansion schematic view of the utility model.

[0023] In the figure: 1, container one; 2, container two; 3, built-in sleeve; 4, mining water gel explosive; 5, carbon monoxide reaction agent; 6, sleeve plug; 7, lead port; 8, connecting cover; 9, anti-skid hook claw; 10, connecting buckle; 11, PC grouting pipe; 12, quick connector; 13, blasting valve; 14, bag; 15, converging pipe; 16, converging pipe buckle; 17, steel grouting pipe; 18, steel plug; 19, grouting port. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme of the utility model to carry out clearly, complete description, and the advantage is more clear and distinct, the following combining with the figure to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiments, only to explain the embodiment of the utility model, and is not used to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill in the art without doing the premise of the creative labor, belong to the scope of the protection of the utility model.

[0025] Please refer to Figures 1 to 5 The utility model provides a technical scheme: a deep hole blasting toxic and harmful gas absorption and hole sealing cooperation device, include: container one 1, built-in sleeve 3, connecting cover 8, container two 2, anti-skid hook claw 9, bag 14, PC grouting pipe 11, steel grouting pipe 17, two bag 14 both ends are all sleeve connection converging pipe 15, PC grouting pipe 11 passes through converging pipe 15 and bag 14 inside, converging pipe 15 and converging pipe buckle 16 firm bag 14 do not produce displacement;PC grouting pipe 11 passes through container two 2 inside, fixed in the recess on connecting cover 8, the buckle of connecting cover 8 and container one 1 recess are fixed together.Steel grouting pipe 17 has the end of the grouting port between two bag 14, steel grouting pipe 17 far end is sealed with steel plug 18.

[0026] PC grouting pipe 11 passes through container two 2, container two 2 outer end is equipped with anti-skid hook claw 9, PC grouting pipe 11 one end and connecting cover recess connection, place the device assembled in the drilling, through anti-skid hook claw 9, the device is fixed in the drilling.

[0027] The preset pressure of the blasting valve in the bag 14 close to the side of PC grouting pipe 11 is 1.2MPa;The preset pressure of the blasting valve in the bag 14 close to the side of hook claw 9 is 0.8MPa, bag 14 is used to realize the sealing of drilling by internal grouting expansion, the space between two bag 14 is perfused with steel grouting pipe 17, and the surrounding crack of the drilling is tightly sealed to the preset pressure 1.6MPa.

[0028] After deep hole blasting in mining, toxic and harmful gases will enter the working face through cracks, the harmful gas is mainly carbon monoxide, by placing the assembled device in the rock drilling hole, the device is fixed in the drilling hole through the anti-skid hook claw 9, after the explosion of the mining water gel explosive 4, the carbon monoxide reaction agent 5 in the container one 1 is converted into carbon dioxide by reacting with carbon monoxide at high temperature, if the toxic and harmful gas does not react sufficiently, it is further reacted with the container two 2.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A deep hole blasting toxic and harmful gas absorption and hole sealing synergistic device, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

2. The deep hole blasting toxic and harmful gas absorption and hole sealing cooperative device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

3. The deep hole blasting toxic and harmful gas absorption and hole sealing synergic device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

4. The deep hole blasting toxic and harmful gas absorption and hole sealing cooperative device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

5. The deep hole blasting toxic and harmful gas absorption and hole sealing synergic device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

6. The deep hole blasting toxic and harmful gas absorption and hole sealing synergic device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

7. The deep hole blasting toxic and harmful gas absorption and hole sealing synergic device according to claim 1, characterized in that: The utility model relates to a container with PC grouting pipe and steel grouting pipe, which comprises the following parts:

8. 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