Quick-release type automatic butt joint mining liquid injection gun

Abstract

The utility model discloses a quick release type automatic butt joint mining liquid injection gun, which comprises a gun barrel, the rear side of the gun barrel is connected with a hydraulic cylinder, the end part of the gun barrel is connected with a communication seat, a liquid cavity is arranged in the communication seat, the communication seat is hollow and is communicated with the gun barrel, the front side of the communication seat is connected with a liquid injection nozzle, and the liquid injection nozzle is connected with the hydraulic cylinder. A butt joint opening is formed in the outer side of the liquid injection nozzle, a movable ring is arranged in the butt joint opening, electric push rods are evenly arranged between the movable ring and the butt joint opening, and the bottom and the top of the communication base are connected with a liquid inlet pipe and a liquid outlet pipe respectively. The liquid injection nozzle and the butt joint port are arranged, the butt joint port is connected and inserted with the liquid injection pipe, the liquid injection pipe enters the butt joint port to be connected with the liquid injection nozzle in an inserted mode, and meanwhile after the infrared sensor on the inner wall of the movable ring in the butt joint port detects the liquid injection pipe, the electric push rod works to push the movable ring to move, and the liquid injection nozzle is wrapped; and automatic locking and wrapping can be conducted after insertion, and the situation that operation is affected by shaking of the liquid injection pipe is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mineral exploitation using instrument, more particularly, the utility model relates to a quick-release type automatic butt joint mine liquid injection gun. BACKGROUND

[0002] The liquid injection gun is used for supplying liquid for the hydraulic single prop of the coal mine roadway support, so that the hydraulic pressure of the working cavity of the single prop reaches the pump pressure, and the liquid is driven by the external liquid supply pipeline during the use of the liquid injection gun.

[0003] The current mine liquid injection gun is prone to liquid stamping when butt joint liquid injection pipe is used for liquid injection, which causes the liquid injection pipe to shake or even fall off, affects the operation, and liquid is often left in the gun barrel after liquid injection, so that the liquid injection pipe cannot be directly removed, and the liquid injection may be too much to affect the operation effect. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiment of the utility model provides a quick-release type automatic butt joint mine liquid injection gun, which is provided with a liquid injection nozzle and a butt joint, the butt joint is connected to the liquid injection pipe, the liquid injection pipe enters the inside of the butt joint and is inserted with the liquid injection nozzle, and the infrared sensor on the inner wall of the movable ring in the butt joint detects the liquid injection pipe, so that the electric push rod works to push the movable ring to move, the liquid injection nozzle is covered, automatic locking and covering after insertion are realized, and the shaking of the liquid injection pipe is avoided to affect the operation.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a quick-release type automatic butt joint mine liquid injection gun, which comprises a gun barrel, a hydraulic cylinder connected to the rear side of the gun barrel, a communication seat connected to the end of the gun barrel, a liquid cavity provided in the inside of the communication seat, the communication seat being hollow and communicating with the gun barrel, a liquid injection nozzle connected to the front side of the communication seat, a butt joint provided on the outside of the liquid injection nozzle, a movable ring provided in the inside of the butt joint, electric push rods uniformly provided between the movable ring and the butt joint, and a liquid inlet pipe and a liquid outlet pipe connected to the bottom and top of the communication seat respectively.

[0006] In a preferred embodiment, positioning rings are provided around the two ends of the gun barrel, and positioning holes are uniformly provided in the inside of the positioning rings.

[0007] In a preferred embodiment, the hydraulic cylinder is provided with a connecting seat, and the connecting seat is connected to the end of the gun barrel.

[0008] In a preferred embodiment, the liquid cavity is provided with three and is connected to the liquid injection nozzle, the liquid inlet pipe and the liquid outlet pipe respectively, and the three liquid cavities are communicated with the gun barrel.

[0009] In a preferred embodiment, the movable ring is made of elastic material, and the inner wall of the movable ring is uniformly provided with a distance sensor and an infrared sensor.

[0010] In a preferred embodiment, the liquid inlet pipe end is provided with a liquid inlet valve, the liquid inlet valve is connected with the communication seat, and an electromagnetic valve is arranged between the liquid outlet pipe and the communication seat.

[0011] The technical effects and advantages of the utility model are as follows:

[0012] The utility model discloses a liquid injection nozzle and a docking port are equipped, the docking port is connected and is inserted into the liquid injection pipe, the liquid injection pipe enters the inside of the docking port and is inserted with the liquid injection nozzle, and the infrared sensor of the inner wall of the movable ring in the inside of the docking port detects the liquid injection pipe, and then the electric push rod works and pushes the movable ring to move, so that the liquid injection nozzle is covered, and after insertion, automatic locking and covering can be carried out, and the liquid injection pipe is prevented from shaking and affecting work.

[0013] The liquid cavity in the communication seat is connected with the liquid injection pipe, the liquid outlet pipe and the liquid injection nozzle respectively, is connected with the conveying respectively through different liquid cavities, does not mix respectively and works, keeps the orderly work, and the electromagnetic valve is arranged between the liquid outlet pipe and the communication seat, liquid can be discharged through the liquid outlet pipe under the condition that there is liquid in the barrel when the liquid injection stops, and the condition that the work is affected by too much liquid injection is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model.

[0015] Figure 2 It is the whole structure side view of the utility model.

[0016] Figure 3 It is the docking port front view of the utility model.

[0017] The figure mark is: 1 barrel, 11 positioning ring, 2 hydraulic cylinder, 21 connecting seat, 3 communication seat, 4 liquid injection nozzle, 5 docking port, 51 movable ring, 52 electric push rod, 6 liquid inlet pipe, 61 liquid inlet valve, 7 liquid outlet pipe. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] According to the utility model, the liquid injection nozzle and the docking port are equipped, the docking port is connected and is inserted into the liquid injection pipe, the liquid injection pipe enters the inside of the docking port and is inserted with the liquid injection nozzle, and the infrared sensor of the inner wall of the movable ring in the inside of the docking port detects the liquid injection pipe, and then the electric push rod works and pushes the movable ring to move, so that the liquid injection nozzle is covered, and after insertion, automatic locking and covering can be carried out, and the liquid injection pipe is prevented from shaking and affecting work. Figures 1-3The quick-release automatic docking mine injection gun shown includes a gun barrel 1, a hydraulic cylinder 2 connected to the rear side of the gun barrel 1, a connecting seat 3 connected to the end of the gun barrel 1, a liquid chamber inside the connecting seat 3, the connecting seat 3 being hollow and communicating with the gun barrel 1, an injection nozzle 4 connected to the front side of the connecting seat 3, a docking interface 5 provided on the outer side of the injection nozzle 4, a movable ring 51 provided inside the docking interface 5, electric push rods 52 evenly provided between the movable ring 51 and the docking interface 5, and an inlet pipe 6 and an outlet pipe 7 connected to the bottom and top of the connecting seat 3, respectively.

[0020] Positioning rings 11 are provided around both ends of the barrel 1. Positioning holes are uniformly provided inside the positioning rings 11. The positioning rings 11 facilitate the positioning and installation of the barrel 1.

[0021] The hydraulic cylinder 2 is equipped with a connecting seat 21, which is connected to the end of the gun barrel 1. The hydraulic cylinder 2 locks the control rod through the differential piston and opens the inlet valve 61. When the initial support force of the single hydraulic support reaches the specified value, the differential piston of the hydraulic cylinder 2 automatically releases the lock through hydraulic differential and closes the inlet valve 61.

[0022] The liquid chamber is configured with three chambers and is connected to the injection nozzle 4, the inlet pipe 6 and the outlet pipe 7 respectively. The ends of the three liquid chambers are all connected to the gun barrel 1. The liquid chambers inside the connecting seat 3 are connected to the inlet pipe 6, the outlet pipe 7 and the injection nozzle 4 respectively. They are connected and transported through different liquid chambers, and they work separately without mixing, maintaining orderly operation.

[0023] The movable ring 51 is made of elastic material. Distance sensors and infrared sensors are evenly arranged on the inner wall of the movable ring 51. The interface 5 is connected to the injection tube. The injection tube enters the interface 5 and is inserted into the injection nozzle. At the same time, after the infrared sensor on the inner wall of the movable ring 51 inside the interface 5 detects the injection tube, the electric push rod 52 works to push the movable ring 51 to move and cover the injection nozzle. It can automatically lock and cover after insertion.

[0024] The inlet pipe 6 is equipped with an inlet valve 61 at its end, which is connected to the connecting seat 3. A solenoid valve is provided between the drain pipe 7 and the connecting seat 3.

[0025] Working principle of this utility model:

[0026] Refer to the instruction manual appendix Figure 1 and Figure 3 : Connect the injection tube to the interface 5. The injection tube enters the interface 5 and is inserted into the injection nozzle. At the same time, the infrared sensor on the inner wall of the movable ring 51 inside the interface 5 detects the injection tube and the electric push rod 52 works to push the movable ring 51 to move and cover the injection nozzle. It can automatically lock and cover after insertion to prevent the injection tube from shaking and affecting the operation.

[0027] Refer to the instruction manual appendix Figure 1 and Figure 2The liquid cavity inside the communication seat 3 is connected with the liquid inlet pipe 6, the liquid discharge pipe 7 and the liquid injection nozzle 4 respectively, and the delivery is carried out through different liquid cavities respectively, the work is not mixed, the ordered work is maintained, and the electromagnetic valve is arranged between the liquid discharge pipe 7 and the communication seat 3, so that the electromagnetic valve is opened to discharge the liquid from the liquid discharge pipe 7 in the case that the liquid still exists in the gun barrel 1 when the liquid injection is stopped, and the case that the work is affected due to too much liquid injection is avoided.

[0028] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between the two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0029] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0030] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A quick-release automatic butt-joint mine liquid injection gun comprising a barrel (1), characterized in that: The rear side of the barrel (1) is connected with a hydraulic cylinder (2), the end of the barrel (1) is connected with a communication seat (3), the inside of the communication seat (3) is provided with a liquid cavity, the communication seat (3) is hollow and communicates with the barrel (1), the front side of the communication seat (3) is connected with a liquid injection nozzle (4), the outside of the liquid injection nozzle (4) is provided with a docking port (5), the inside of the docking port (5) is provided with a movable ring (51), the movable ring (51) and the docking port (5) are evenly provided with electric push rods (52), the bottom and the top of the communication seat (3) are respectively connected with a liquid inlet pipe (6) and a liquid outlet pipe (7).

2. The quick release automatic docking mine liquid injection gun according to claim 1, characterized in that: The both ends of the barrel (1) are surrounded by positioning rings (11), the inside of the positioning rings (11) are evenly provided with positioning holes.

3. The quick release automatic docking mine injection gun according to claim 1, characterized in that: The hydraulic cylinder (2) is provided with a connecting seat (21), the connecting seat (21) is connected with the end of the barrel (1).

4. The quick release automatic docking mine injection gun of claim 1, wherein: The liquid cavity is provided with three and is connected with the liquid injection nozzle (4), the liquid inlet pipe (6) and the liquid outlet pipe (7), the ends of the three liquid cavities are communicated with the barrel (1).

5. The quick release automatic docking mine injection gun of claim 1, wherein: The movable ring (51) is made of elastic material, the inside wall of the movable ring (51) is evenly provided with distance sensors and infrared sensors.

6. The quick release automatic docking mine injection gun of claim 1, wherein: The end of the liquid inlet pipe (6) is provided with a liquid inlet valve (61), the liquid inlet valve (61) is connected with the communication seat (3), the liquid outlet pipe (7) and the communication seat (3) are provided with a solenoid valve.

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