CN220170087U - Drug delivery pipe gun head assembly - Google Patents
Drug delivery pipe gun head assembly Download PDFInfo
- Publication number
- CN220170087U CN220170087U CN202320985743.3U CN202320985743U CN220170087U CN 220170087 U CN220170087 U CN 220170087U CN 202320985743 U CN202320985743 U CN 202320985743U CN 220170087 U CN220170087 U CN 220170087U
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- China
- Prior art keywords
- gun head
- tube
- head assembly
- gun
- drug delivery
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- 238000012377 drug delivery Methods 0.000 title claims description 24
- 230000007704 transition Effects 0.000 claims abstract description 5
- 239000003814 drug Substances 0.000 abstract description 26
- 239000004575 stone Substances 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 11
- 238000005422 blasting Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005065 mining Methods 0.000 description 5
- 206010070834 Sensitisation Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000008313 sensitization Effects 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a gun head assembly of a medicine delivery tube, which solves the technical problem that broken stone is easy to wrap a tube body and the movement of a medicine delivery tube hole is difficult in the prior art. The gun head assembly comprises a tube body, a gun head, a hollow tube and a shunt tube, wherein the tube body is provided with a first end and a second end which are oppositely arranged, the tube body comprises a circulating part and a containing part, the inner diameter of the circulating part is smaller than that of the containing part, an annular limiting table is formed at the transition part of the circulating part and the containing part, the outer wall of the circulating part is connected with a medicine conveying tube, and an inner thread is arranged on the inner wall, close to the second end, of the containing part; the gun head comprises a threaded end and a gun nozzle, the threaded end is matched with the internal thread, and the gun nozzle extends out of the second end; the hollow tube is positioned at the accommodating part; the two ends of the shunt tube are respectively communicated with the other end of the hollow tube and the end part of the threaded end of the gun head. The gun head assembly has better penetrability, is convenient for distributing broken stone, reduces the blocking phenomenon of broken stone and gun head, and reduces the damage period of the gun head assembly.
Description
Technical Field
The utility model belongs to the technical field of underground mining equipment, and particularly relates to a gun head assembly of a medicine conveying pipe.
Background
With the continuous progress of underground mining technology, the requirements of underground mining advanced technical equipment are continuously improved. More and more underground mines use underground mine emulsion explosive field mixed loading vehicles to carry out blasting charging operation. The underground mining emulsion explosive field mixed loading vehicle (hereinafter referred to as a loading trolley) can greatly improve the mechanization level in the blasting engineering, improve the loading efficiency, improve the blasting effect and ensure the operation safety. Wherein the gun head component of the drug delivery pipe of the drug loading trolley is a key component for realizing the full mixing of the emulsified base and the sensitizer.
The size of the gun head of the traditional medicine delivery tube gun head assembly is larger than that of a medicine delivery tube, and is shown in fig. 1, a tube body is marked 101, a plastic gun head is marked 102, and the gun head is in threaded connection with the outer wall of the tube body. In the actual use process, the gun head of the original medicine delivery tube is often blocked in the hole due to the fact that when the medicine delivery tube stretches in the hole, the gun head is large in stressed area and increased in resistance due to the fact that the gun head is large, broken stone wraps the tube body, and movement of the medicine delivery tube hole is difficult; secondly, cavity plastics rifle head can't realize the thru hole function, can not send the emulsion explosive to the position more than the broken region in the hole, leads to the hole depth of actual loading not enough, reduces the loading, and then influences blasting effect, leads to mining cost to rise.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a gun head assembly of a medicine delivery tube, which solves the technical problems that when the medicine delivery tube stretches in a hole, the gun head is larger in stressed area and increased in resistance due to the fact that the gun head is larger, broken stone wraps a tube body, and movement of a medicine delivery tube hole is difficult in the prior art.
The technical scheme adopted for achieving the purpose of the utility model is that a gun head component of a medicine delivery pipe is arranged on the medicine delivery pipe and comprises the following components:
the tube body is provided with a first end and a second end which are oppositely arranged, the tube body comprises a circulating part positioned at the first end and a containing part positioned at the second end, the inner diameter of the circulating part is smaller than that of the containing part, an annular limiting table is formed at the transition part of the circulating part and the containing part, the outer wall of the circulating part is connected with the drug delivery tube, and an inner thread is arranged on the inner wall of the containing part close to the second end;
the gun head comprises a threaded end and a gun nozzle which are sequentially communicated, the threaded end is matched with the internal thread, and the gun nozzle extends out of the second end;
the hollow pipe is positioned at the accommodating part, and one end of the hollow pipe is abutted against the limiting table and then communicated with the circulating part;
and two ends of the shunt tube are respectively communicated with the other end of the hollow tube and the end part of the threaded end of the gun head.
Further, the circulating part, the hollow pipe, the shunt pipe and the gun head are communicated in sequence and coaxially arranged.
Further, the hollow tube, the shunt tube and the gun head are detachably connected.
Further, a diversion surface is arranged at one end of the shunt tube, which is close to the hollow tube, and more than two diversion holes are arranged on the diversion surface and are circumferentially arranged along the axis of the shunt tube.
Further, the diversion hole extends along an axial angle of the shunt tube.
Further, the inner diameter of the shunt tube is larger than the inner diameter of the hollow tube and/or the gun head.
Further, the hollow tube inner diameter is equal to the inner diameter of the gun head.
Further, the gun nozzle is in an elliptic cylinder shape.
Further, the circulation part and the accommodating part are integrally formed, the gun head is in a streamline structure, and the maximum outer diameter of the gun head is not larger than the outer diameter of the medicine delivery tube.
Further, the threaded end has a length greater than the gun nozzle length.
According to the technical scheme, the utility model provides a medicine conveying pipe gun head assembly which is arranged on a medicine conveying pipe, the gun head assembly comprises a pipe body, a gun head, a hollow pipe and a shunt pipe, wherein the pipe body is provided with a first end and a second end which are oppositely arranged, the pipe body comprises a circulating part positioned at the first end and a containing part positioned at the second end, the inner diameter of the circulating part is smaller than that of the containing part, an annular limiting table is formed at the transition part of the circulating part and the containing part, the outer wall of the circulating part is connected with the medicine conveying pipe, and an inner thread is arranged on the inner wall of the containing part close to the second end; the gun head comprises a threaded end and a gun nozzle which are sequentially communicated, the threaded end is matched with the internal thread, and the gun nozzle extends out of the second end; the hollow pipe is positioned at the accommodating part, one end of the hollow pipe is abutted with the limiting table and communicated with the circulating part; the two ends of the shunt tube are respectively communicated with the other end of the hollow tube and the end part of the threaded end of the gun head.
During assembly, the hollow tube, the shunt tube and the gun head are sequentially placed into the accommodating part, then the threaded end of the gun head is in matched rotary connection with the inner threads of the inner wall of the second end, so that the hollow tube, the shunt tube and the gun head are communicated with the circulating part, after the hollow tube, the shunt tube, the gun head and the tube body are assembled, the first end of the tube body is connected with the drug delivery tube, and therefore the assembly of the drug delivery tube gun head assembly is completed.
Drawings
FIG. 1 is a cross-sectional view of a prior art gun head assembly of the present utility model.
FIG. 2 is a cross-sectional view of a gun head assembly according to an embodiment of the utility model.
Fig. 3 is a cross-sectional view of a gun head in accordance with an embodiment of the present utility model.
Fig. 4 is a side view of a shunt in an embodiment of the present utility model.
FIG. 5 is a schematic diagram of a flow guiding hole according to an embodiment of the present utility model.
Reference numerals illustrate: 10-gun head components, 101-pipe bodies, 1011-flowing parts, 1012-containing parts, 1013-limiting tables, 102-gun heads, 1021-threaded ends, 1022-gun nozzles and 103-hollow pipes; 104-shunt tubes, 1041-diversion surfaces; 1042-deflector aperture.
Detailed Description
In order to make the present utility model more clearly understood by those skilled in the art, the following detailed description of the technical scheme of the present utility model will be given by way of specific examples with reference to the accompanying drawings.
Referring to fig. 2 and 3, the embodiment of the utility model provides a gun head assembly of a medicine delivery tube, which is installed on the medicine delivery tube, the gun head assembly 10 comprises a tube body 101, a gun head 102, a hollow tube 103 and a shunt tube 104, wherein the tube body 101 is provided with a first end and a second end which are oppositely arranged, the tube body 101 comprises a circulating part 1011 and a containing part 1012 at the second end, the inner diameter of the circulating part 1011 is smaller than the inner diameter of the containing part 1012, an annular limiting table 1013 is formed at the transition part of the circulating part 1011 and the containing part 1012, the outer wall of the circulating part 1011 is connected with the medicine delivery tube, and the inner wall of the containing part 1012 close to the second end is provided with internal threads; the gun head 102 comprises a threaded end 1021 and a gun nozzle 1022 which are sequentially communicated, the threaded end 1021 is matched with the internal thread, and the gun nozzle 1022 extends out of the second end; the hollow tube 103 is located in the accommodating portion 1012, and one end of the hollow tube 103 is in contact with the limiting table 1013 and is communicated with the circulating portion 1011; the two ends of the shunt tube 104 are respectively communicated with the other end of the hollow tube 103 and the end of the threaded end 1021 of the gun head 102.
During assembly, the hollow tube 103, the shunt tube 104 and the gun head 102 are sequentially placed into the accommodating part 1012, then the threaded end 1021 of the gun head 102 is matched and rotationally connected with the inner threads of the inner wall of the second end, so that the hollow tube 103, the shunt tube 104 and the gun head 102 are communicated with the circulating part 1011, after the hollow tube 103, the shunt tube 104 and the gun head 102 are assembled with the tube body 101, the first end of the tube body 101 is communicated with a medicine delivery tube, and therefore the assembly of the medicine delivery tube gun head assembly 10 is completed, the gun head 102 in the medicine delivery tube gun head assembly 10 is embedded in the tube body 101, compared with the connection of the gun head 102 and the outer wall of the tube body 101 in the prior art, the medicine delivery tube has better penetrability, can conveniently distribute broken stones in the actual use process, the phenomenon that broken stones are blocked with the gun head 102 is reduced in the moving process, and the damage period of the gun head assembly is shortened.
In order to facilitate connection of the tube body 101 to the drug delivery tube, in some embodiments, referring to fig. 2, an internal thread is provided inside the end portion of the drug delivery tube, an external thread is provided on the outer wall of the flow portion 1011 of the tube body 101, and the drug delivery tube is in threaded connection with the tube body 101, so that the drug delivery tube is convenient to detach and install, and is convenient to clean and maintain.
To facilitate adequate fusion of the fluid flowing from the delivery tube into the gun head, in some embodiments, referring to fig. 2, the flow-through portion 1011, hollow tube 103, shunt tube 104 and gun head 102 are sequentially connected and coaxially disposed. The liquid flows into the flow-through part 1011 through the drug delivery pipe, then is split through the split pipe 104 and guided by the hollow pipe 103, and then is fully fused at the gun head 102, thereby improving the sensitization rate.
To facilitate the installation of the gun head internals, in some embodiments, referring to FIG. 2, the hollow tube 103, shunt tube 104, and gun head 102 are removably connected. The hollow tube 103, the shunt tube 104 and the gun head 102 can be sequentially placed in the accommodating portion 1012, and the shunt tube 104 and the hollow tube 103 are limited in the accommodating portion 1012 after the threaded end 1021 of the gun head 102 is connected with the internal threads of the tube body 101.
To facilitate placement of the shunt 104 and the hollow tube 103 into the housing 1012, in some embodiments, referring to fig. 2, the outer diameter of the shunt 104 and the outer diameter of the hollow tube 103 are both smaller than the inner diameter of the housing 1012, i.e., the inner diameter of the housing 1012 is larger than the outer diameters of the shunt 104 and the hollow tube 103, facilitating placement of the shunt 104 and the hollow tube 103 into the housing 1012.
In order to facilitate better sensitization of the liquid during the circulation process, in some embodiments, referring to fig. 4, a diversion surface 1041 is provided at one end of the shunt tube 104 near the hollow tube 103, and more than two diversion holes 1042 are provided on the diversion surface 1041, and the more than two diversion holes 1042 are circumferentially arranged along the axis of the shunt tube 104. In some embodiments, the number of flow-directing holes 1042 may be 2, 3, or 4; in some embodiments, the number of the flow guiding holes 1042 is 2, wherein the 2 flow guiding holes 1042 may be axially arranged along the axis of the shunt tube 104 and centrosymmetric, and one flow of the liquid flowing through the hollow tube 103 may be split into two flows through the flow guiding holes 1042 and then converged into one flow and then flow into the shunt tube 104.
In other embodiments, referring to fig. 3, the number of the flow guiding holes 1042 is 3, wherein the 3 flow guiding holes 1042 may be circumferentially arranged along the axis of the shunt tube 104 and randomly distributed, and a flow of liquid flowing through the hollow tube 103 may be divided into three flows through the flow guiding holes 1042 and then gathered into one flow and then flow into the shunt tube 104.
In order to facilitate guiding the flow guiding holes 1042 of the flow guiding tube, in other embodiments, referring to fig. 3, the number of the flow guiding holes 1042 is 3, wherein the 3 flow guiding holes 1042 may be circumferentially arranged along the axis of the flow dividing tube 104 and uniformly distributed, and a flow of liquid flowing through the hollow tube 103 may be divided into three flows through the flow guiding holes 1042 and then gathered into one flow to flow into the flow dividing tube 104.
In some embodiments, the flow-directing holes 1042 extend along an axial angle of the shunt 104. In order to facilitate the diversion of the liquid, the axes of the three diversion holes 1042 are circumferentially arranged and uniformly distributed, namely, the included angle between two adjacent diversion holes 1042 and the center of the cross section where the diversion holes 1042 are located is 120 degrees; referring to fig. 5, an opening of the flow guiding hole 1042 is provided with a slant extension, where an angle of the slant extension forms a certain angle with a center line of the flow guiding hole 1042, which may be 30 °, 40 °, 45 °, 50 ° or 60 °, preferably 45 °, and the flow guiding hole 1042 is in a shape of a truncated cone.
To facilitate machining of the axially angularly extending flow-guiding holes 1042 and to facilitate flow-guiding of the fluid, in other embodiments, the shunt 104 is made of a plastic material.
In some embodiments, the shunt 104 has an inner diameter that is greater than the inner diameter of the hollow tube 103 and/or the gun head 102. One end disperses the liquid through the diversion holes 1042, then flows into the hollow tube 103, and the other end is converged from large to small, so that the liquid can be compressed after being dispersed, and the liquid can be fully fused again to accelerate sensitization.
To provide a steady flow of liquid after pooling, in some embodiments, the hollow tube 103 has an inner diameter equal to the inner diameter of the gun head 102. The liquid flows into the flow-through part 1011 through the drug delivery pipe, then flows through the hollow pipe 103 and the shunt pipe 104, and then is fully fused at the gun head 102, thereby improving the sensitization rate.
In order to provide a better penetration of the gun head, in some embodiments, referring to fig. 2, the gun nozzle 1022 is shaped as an elliptical cylinder. The stone crusher is convenient to move in crushed stones, reduces resistance and is not easy to cause blockage. To further increase the service life of the nozzle 1022, the nozzle 1022 is made of a metal, preferably copper.
To further reduce friction, in some embodiments, the flow portion 1011 and the receiving portion 1012 are integrally formed, the gun head is shaped in a streamlined configuration, and the maximum outer diameter of the gun head 102 is no greater than the outer diameter of the drug delivery tube. The gun head assembly is integrally streamline, has stronger penetrability, can better cope with different conditions under the condition of carrying out different geological condition operation, can increase the utilization rate of medium-length holes, promotes the blasting amount of the linear meters and promotes the blasting effect.
To facilitate mounting of the gun head 102 to the tube 101, in some embodiments, referring to FIG. 3, the threaded end 1021 has a length that is greater than the length of the gun nozzle 1022. In the actual installation process, after the threaded end 1021 is in threaded connection with the internal thread on the pipe body 101, the gun head 102 can be installed on the pipe body 101, wherein the length of the threaded end 1021 is greater than that of the gun nozzle 1022, and the connection between the threaded end 1021 of the gun head 102 and the pipe body 101 can be ensured to be firmer.
Through the embodiment, the utility model has the following beneficial effects or advantages:
1) Compared with the prior art that the gun head is connected with the outer wall of the tube body, the gun head in the drug delivery tube gun head assembly is embedded in the tube body, has better penetrability in the actual use process, is convenient for distributing broken stone, and reduces the blocking phenomenon of broken stone and the gun head in the moving process of the drug delivery tube, so that the damage period of the gun head assembly is reduced.
2) The whole gun head assembly is streamline, has stronger penetrability, can better cope with different conditions under the condition of operating under different geological conditions, can increase the utilization rate of medium-length holes, and improves the blasting amount and blasting effect of the linear meters.
While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. A cartridge gun head assembly for mounting to a cartridge, the gun head assembly comprising:
the tube body is provided with a first end and a second end which are oppositely arranged, the tube body comprises a circulating part positioned at the first end and a containing part positioned at the second end, the inner diameter of the circulating part is smaller than that of the containing part, an annular limiting table is formed at the transition part of the circulating part and the containing part, the outer wall of the circulating part is connected with the drug delivery tube, and an inner thread is arranged on the inner wall of the containing part close to the second end;
the gun head comprises a threaded end and a gun nozzle which are sequentially communicated, the threaded end is matched with the internal thread, and the gun nozzle extends out of the second end;
the hollow pipe is positioned at the accommodating part, and one end of the hollow pipe is abutted against the limiting table and then communicated with the circulating part;
and two ends of the shunt tube are respectively communicated with the other end of the hollow tube and the end part of the threaded end of the gun head.
2. The drug delivery tube gun head assembly of claim 1, wherein the flow-through portion, the hollow tube, the shunt tube and the gun head are in sequential communication and coaxially disposed.
3. The drug delivery tube gun head assembly of claim 1, wherein the hollow tube, the shunt tube, and the gun head are removably connected.
4. A delivery tube gun head assembly according to any one of claims 1-3, wherein one end of the shunt tube, which is close to the hollow tube, is provided with a flow guiding surface, the flow guiding surface is provided with more than two flow guiding holes, and more than two flow guiding holes are circumferentially arranged along the axis of the shunt tube.
5. A drug delivery tube gun head assembly as in claim 4, wherein the diversion hole extends along an axial angle of the shunt.
6. A drug delivery tube gun head assembly according to any of claims 1-3, wherein the inner diameter of the shunt tube is larger than the inner diameter of the hollow tube and/or the gun head.
7. The drug delivery tube gun head assembly of claim 6, wherein the hollow tube inner diameter is equal to the gun head inner diameter.
8. A cartridge gun head assembly according to any one of claims 1 to 3 wherein the gun nozzle is elliptical in shape.
9. The drug delivery tube gun head assembly of claim 8, wherein the flow-through portion and the receiving portion are integrally formed, the gun head is in a streamlined configuration, and a maximum outer diameter of the gun head is not greater than an outer diameter of the drug delivery tube.
10. A drug delivery tube gun head assembly according to any of claims 1-3, wherein the threaded end has a length greater than the gun nozzle length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320985743.3U CN220170087U (en) | 2023-04-27 | 2023-04-27 | Drug delivery pipe gun head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320985743.3U CN220170087U (en) | 2023-04-27 | 2023-04-27 | Drug delivery pipe gun head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220170087U true CN220170087U (en) | 2023-12-12 |
Family
ID=89058986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320985743.3U Active CN220170087U (en) | 2023-04-27 | 2023-04-27 | Drug delivery pipe gun head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220170087U (en) |
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2023
- 2023-04-27 CN CN202320985743.3U patent/CN220170087U/en active Active
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