CN217696807U

CN217696807U - Spray tube extension line joint, argon gas spray tube connector and composite joint structure

Info

Publication number: CN217696807U
Application number: CN202220544548.2U
Authority: CN
Inventors: 朱建国; 胡人友
Original assignee: Chongqing Jinshan Medical Technology Research Institute Co Ltd
Current assignee: Chongqing Jinshan Medical Technology Research Institute Co Ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-11-01
Anticipated expiration: 2032-03-14

Abstract

The utility model relates to the technical field of medical equipment, especially relate to a spray tube extension line connects, argon gas spray tube connector and composite joint structure. The utility model discloses a spray tube extension line connects, including extension line plug core, be equipped with first argon gas passageway in the extension line plug core, the one end of extension line plug core is connected with the argon gas input tube, and the other end of extension line plug core is connected with the plug guide pin bushing, and the junction cover of argon gas input tube and extension line plug core is equipped with lock nut, is connected with the electrode connecting wire on the lock nut. The utility model provides a technical problem provide an electrotome spray tube extension line connector, argon gas spray tube connector and composite joint structure that gas passageway and electrode accord with to arrange.

Description

Spray tube extension line joint, argon gas spray tube connector and composite joint structure

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a spray tube extension line connector, argon gas spray tube connector and composite joint structure.

Background

The argon gas spray pipe needs to be connected with an argon gas high-frequency electrotome main machine for use, supplies power to the spray pipe electrode through the main machine, and simultaneously conveys inert gas to implement spraying and condensing. When the argon gas spray pipe is used, the argon gas spray pipe is frequently inserted, and if the gas channel and the electrode are separately arranged and connected, the operation is very inconvenient. Meanwhile, the frequent pulling and stressing of the spray pipe during use easily causes connection and loosening.

Therefore, those skilled in the art have devoted their efforts to develop an extension joint of an electrotome nozzle, an argon nozzle joint and a composite joint structure of a gas channel and electrode composite arrangement.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect of prior art, the utility model discloses a spray tube extension line connects, argon gas spray tube connector and composite joint structure, the technical problem that solve provide an air duct and electrode accord with electrotome spray tube extension line joint, argon gas spray tube connector and composite joint structure of arranging.

In order to realize the above purpose, the utility model provides a spray tube extension line connects, including extension line plug core, be equipped with first argon gas passageway in the extension line plug core, the one end of extension line plug core is connected with the argon gas input tube, and the other end of extension line plug core is connected with the plug guide pin bushing, the junction cover of argon gas input tube and extension line plug core is equipped with lock nut, the last electrode connecting wire that is connected with of lock nut.

Preferably, the locking nut is provided with a through hole matched with the argon input pipe, the locking nut is in threaded connection with the extended line plug core, and a pipe sleeve is arranged between the locking nut and the argon input pipe. The pipe sleeve is used for limiting and supporting the argon input pipe, and the locking nut is used for connecting the argon input pipe to the extension line plug core and is used as a conductor of the connecting electrode.

Preferably, the utility model provides a pair of spray tube extension line connects still includes first shell, be equipped with the installation in the first shell the installation cavity of extension line plug core, lock nut and plug guide pin bushing. The first housing is used for holding and protecting the internal structure when the connector is connected.

Preferably, one end of the extension line plug core, which is far away from the argon gas input pipe, is sleeved with an elastic clamping tongue, and the elastic clamping tongue can retract under pressure, so that connection can be tighter during connection.

The utility model also provides an argon gas spray tube connector, including spray tube plug cover, be equipped with second argon gas passageway in the spray tube plug cover, spray tube plug cover overcoat is equipped with the uide bushing, and spray tube plug cover is kept away from the one end inscription of uide bushing has the threaded connection head, be equipped with in the threaded connection head with the third argon gas passageway of second argon gas passageway intercommunication. The second argon gas passageway and the third argon gas passageway are used for as the air flue that argon gas passed through, and spray tube plug bush and threaded connection head are the metal material that can electrically conduct.

Preferably, one end of the threaded connector, which is far away from the spray pipe plug sleeve, is connected with an electrode wire.

Preferably, an air plug is sleeved at one end, far away from the spray pipe plug sleeve, of the threaded connector, a guide pipe is inserted into one end, far away from the threaded connector, of the air plug, and an air channel communicated with the third argon gas channel is formed in the guide pipe. The air plug is used for sealing the threaded connector and the guide pipe, and air tightness of the air plug is guaranteed.

Preferably, a lock nozzle is sleeved at the joint of the threaded connector and the guide pipe, and the lock nozzle is used for fastening the guide pipe on the threaded connector. Here, the end of the threaded connector is tapered to facilitate connection and sealing with the catheter.

The utility model also provides a compound joint structure, include as above spray tube extension line connect and as above argon gas spray tube connector, extension line plug core card inserts in the second argon gas passageway, the plug guide pin bushing cup joints outside the uide bushing. With spray tube extension line joint and argon gas spray tube connector butt joint connection, can make first argon gas passageway, second argon gas passageway and third argon gas passageway link up to make the argon gas derive from the pipe, and the electrode passes through the conduction of the inside part of composite joint structure, is drawn forth by the electrode line. Therefore, the conduction of argon and electrodes is realized simultaneously in the composite joint structure, and the composite joint structure is only required to be connected or pulled out once when in use, so that the structure is more compact, and the use efficiency can be improved.

Preferably, the periphery of uide bushing is equipped with the annular groove, be equipped with the sealing washer in the annular groove, the sealing washer is used for guaranteeing the gas tightness between spray tube extension line joint and the argon gas spray tube connector. The outer fixed mounting of threaded connector has the stop collar, the stop collar is equipped with the wedge hasp that can step down outward, the outer slip cap of stop collar is equipped with the second shell, seted up on the second shell with wedge hasp complex through-hole, be equipped with on the inner wall of first shell with the spacing recess that the wedge hasp corresponds. Reliable connection is realized through the design of the wedge-shaped lock catch, and the problem that connection is loosened due to frequent pulling in use is avoided.

The utility model has the advantages that:

through the utility model discloses a design of spray tube extension line connects designs first argon gas passageway in spray tube extension line connects to can connect the electrode, make argon gas passageway and electrode integration as an organic whole, once peg graft and put through argon gas and electrode simultaneously, compact structure. The elastic lock tongue is designed to realize reliable connection, and the problem of connection loosening caused by frequent pulling in use is avoided.

Drawings

FIG. 1 is a schematic structural view of an extended line joint of a nozzle of the present invention;

FIG. 2 is a schematic structural view of the argon gas nozzle connector of the present invention;

fig. 3 is a schematic view of the composite joint structure of the present invention when connected;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a schematic view of the composite joint structure of the present invention after connection.

In the drawings, wherein: 1. a nozzle extension line joint; 11. an extension cord plug core; 111. a first argon gas channel; 12. an argon gas input pipe; 13. a plug guide sleeve; 14. locking the nut; 141. through the hole; 15. an electrode connecting wire; 16. pipe sleeve; 17. a first housing; 171. a limiting groove; 18. an elastic clamping tongue; 2. an argon gas spray pipe connector; 21. a nozzle plug sleeve; 211. a second argon gas channel; 22. a guide sleeve; 221. an annular groove; 222. a seal ring; 23. a threaded connector; 231. a third argon gas channel; 24. an electrode wire; 25. an air plug; 26. a conduit; 27. locking the mouth; 28. a limiting sleeve; 281. a wedge-shaped lock catch; 29. a second housing; 291. a through hole; 3. a composite joint structure.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, and it should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, which are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore, should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in FIG. 1, the utility model provides a spray tube extension line connects 1, including extension line plug core 11, be equipped with first argon gas passageway 111 in the extension line plug core 11, the one end of extension line plug core 11 is connected with argon gas input tube 12, and the other end of extension line plug core 11 is connected with plug guide pin bushing 13. An elastic clamping tongue 18 is sleeved at one end of the extension cord plug core 11, which is far away from the argon gas input pipe 12, and the elastic clamping tongue 18 can retract under pressure, so that the connection can be tighter during connection.

Furthermore, a locking nut 14 is sleeved at the joint of the argon gas input tube 12 and the extension cord plug 11, in the embodiment, a through hole 141 matched with the argon gas input tube 12 is formed in the locking nut 14, and the locking nut 14 is in threaded connection with the extension cord plug 11. Meanwhile, a pipe sleeve 16 is arranged between the locking nut 14 and the argon gas input pipe 12, the pipe sleeve 16 is used for limiting and supporting the argon gas input pipe 12, and the locking nut 14 is used for connecting the argon gas input pipe 12 to the extension line plug core 11. The lock nut 14 serves as a conductor for connecting the electrodes, to which electrode connection wires 15 are connected.

Through the utility model discloses a design of spray tube extension line joint 1 designs first argon gas passageway 111 in spray tube extension line joint 1 to can connect the electrode, make argon gas passageway and electrode integration as an organic whole, once peg graft and put through argon gas and electrode simultaneously, compact structure.

Furthermore, the utility model provides a pair of spray tube extension line connects 1 still includes first shell 17, is equipped with the installation cavity of installation extension line plug core 11, lock nut 14 and plug guide pin bushing 13 in the first shell 17. The first housing 17 is used for holding when connecting the joint and for protecting the internal components.

As shown in fig. 2, the utility model also provides an argon gas spray tube connector 2, including spray tube plug cover 21, be equipped with second argon gas passageway 211 in the spray tube plug cover 21, spray tube plug cover 21 overcoat is equipped with uide bushing 22, and the one end that uide bushing 22 was kept away from to spray tube plug cover 21 is internal to be connect threaded connection head 23, is equipped with the third argon gas passageway 231 with second argon gas passageway 211 intercommunication in the threaded connection head 23, and the one end that spray tube plug cover 21 was kept away from to threaded connection head 23 is connected with electrode line 24. The second argon gas channel 211 and the third argon gas channel 231 are used as air passages through which argon gas passes, and the nozzle plug sleeve 21 and the threaded connector 23 are both made of conductive metal materials.

In addition, the end cover that the threaded connection head 23 kept away from the spray pipe plug bush 21 is equipped with the gas end cap 25, and the one end that the threaded connection head 23 was kept away from to the gas end cap 25 stretches into and pegs graft there is pipe 26, is equipped with the air flue that communicates with third argon gas passageway 231 in the pipe 26. The air plug 25 is used for sealing the threaded connector 23 and the conduit 26, and meanwhile, a locking nozzle 27 is sleeved at the joint of the threaded connector 23 and the conduit 26, and the locking nozzle 27 is used for fastening the conduit 26 on the threaded connector 23. Here, the end of the threaded connector 23 is tapered to facilitate connection and sealing with the conduit 26.

As shown in fig. 3 and 4, the present invention further provides a composite joint structure 3, which comprises the above spray pipe extension line joint 1 and the above argon gas spray pipe connector 2, when connecting, the extension line plug core 11 is clamped into the second argon gas channel 211, and is pressed against the second argon gas channel 211 through the elastic clamping tongue 18 to strengthen the connection. Meanwhile, the plug guide sleeve 13 is sleeved outside the guide sleeve 22, an annular groove 221 is formed in the periphery of the guide sleeve 22, a sealing ring 222 is arranged in the annular groove 221, and the sealing ring 222 is used for guaranteeing air tightness between the spray pipe extension line connector 1 and the argon gas spray pipe connector 2. In this embodiment, the extension line connector 1 of the nozzle and the argon nozzle connector 2 are connected in a butt joint manner, so that the first argon gas channel 111, the second argon gas channel 211 and the third argon gas channel 231 are communicated, the argon gas is led out from the conduit 26, and the electrode is led out from the electrode wire 24 by conduction of the components in the composite joint structure 3. So that the conduction of argon and the electrode is simultaneously realized inside one composite joint structure 3.

In addition, threaded connection 23 external fixed mounting has stop collar 28, and stop collar 28 is equipped with the wedge hasp 281 that can let the position outward, and the outer slip cover of stop collar 28 is equipped with second shell 29, offers on the second shell 29 with wedge hasp 281 complex through-hole 291, is equipped with the spacing recess 171 that corresponds with wedge hasp 281 on the inner wall of first shell 17.

As shown in fig. 3, when the composite joint structure is connected, that is, when the extension line connector 1 of the nozzle and the argon nozzle connector 2 are butted relatively, the position-limiting sleeve 28 and the second housing 29 slide relatively, and the second housing 29 presses the wedge-shaped lock 281, so that the wedge-shaped lock 281 is retracted inwards, and the second housing 29 can enter the first housing 17 conveniently. As shown in fig. 4, as the extension line connector 1 of the nozzle and the argon gas nozzle connector 2 are butted deeply, the wedge-shaped lock catch 281 is gradually released by the limitation of the second housing 29, and when the wedge-shaped lock catch 281 moves to the lower part of the limiting groove 171, the wedge-shaped lock catch 281 rebounds and is clamped into the limiting groove 171, so that the reliable connection of the composite connector structure is realized, and the problem of loose connection due to frequent pulling in use can be avoided.

When spray tube extension line connects 1 and argon gas spray tube connector 2 need to be parted, advance argon gas spray tube connector 2 to one side of spray tube extension line connects 1 earlier for wedge hasp 281 yields inwards, is convenient for separate both.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by logical analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention by those skilled in the art should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a spray tube extension cord connects which characterized in that: including extension line plug core (11), be equipped with first argon gas passageway (111) in extension line plug core (11), the one end of extension line plug core (11) is connected with argon gas input tube (12), and the other end of extension line plug core (11) is connected with plug guide pin bushing (13), the junction cover of argon gas input tube (12) and extension line plug core (11) is equipped with lock nut (14), be connected with electrode connecting wire (15) on lock nut (14).

2. The extension cord coupling for a nozzle of claim 1, wherein: the argon gas supply device is characterized in that a through hole (141) matched with the argon gas input pipe (12) is formed in the locking nut (14), the locking nut (14) is in threaded connection with the extended line plug core (11), and a pipe sleeve (16) is arranged between the locking nut (14) and the argon gas input pipe (12).

3. The extension cord coupling for a nozzle of claim 1, wherein: the extension line plug structure is characterized by further comprising a first shell (17), wherein a mounting cavity for mounting the extension line plug core (11), the locking nut (14) and the plug guide sleeve (13) is arranged in the first shell (17).

4. The extension cord coupling for a nozzle of claim 1, wherein: an elastic clamping tongue (18) is sleeved at one end, far away from the argon gas input pipe (12), of the extension line plug core (11).

5. The utility model provides an argon gas spray tube connector which characterized in that: including spray tube plug cover (21), be equipped with second argon gas passageway (211) in spray tube plug cover (21), spray tube plug cover (21) overcoat is equipped with uide bushing (22), and spray tube plug cover (21) is kept away from the one end internal connection of uide bushing (22) has threaded connection head (23), be equipped with in threaded connection head (23) with third argon gas passageway (231) of second argon gas passageway (211) intercommunication.

6. An argon gas lance connection head as claimed in claim 5 wherein: and one end of the threaded connector (23), which is far away from the spray pipe plug sleeve (21), is connected with an electrode wire (24).

7. An argon gas lance connection head as claimed in claim 6 wherein: one end of the threaded connector (23) far away from the spray pipe plug sleeve (21) is sleeved with an air plug head (25), one end of the air plug head (25) far away from the threaded connector (23) extends into a guide pipe (26) in an inserted mode, and an air channel communicated with the third argon gas channel (231) is formed in the guide pipe (26).

8. An argon gas nozzle adaptor as recited in claim 7, further comprising: the joint of the threaded connector (23) and the guide pipe (26) is sleeved with a lock nozzle (27).

9. A composite joint construction comprising a lance extension joint (1) according to any one of claims 1 to 4 and an argon lance connector (2) according to any one of claims 5 to 8, wherein: the extension line plug core (11) is clamped into the second argon gas channel (211), and the plug guide sleeve (13) is sleeved outside the guide sleeve (22).

10. The composite structural joint of claim 9, wherein: an annular groove (221) is formed in the periphery of the guide sleeve (22), and a sealing ring (222) is arranged in the annular groove (221); threaded connection head (23) outer fixed mounting has stop collar (28), stop collar (28) are equipped with wedge hasp (281) that can let the position outward, stop collar (28) outer slip cover is equipped with second shell (29), seted up on second shell (29) with wedge hasp (281) complex through-hole (291), be equipped with on the inner wall of first shell (17) with spacing recess (171) that wedge hasp (281) corresponds.