CN213491206U - Connecting pipe for vein micropump - Google Patents

Connecting pipe for vein micropump Download PDF

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Publication number
CN213491206U
CN213491206U CN202021869856.XU CN202021869856U CN213491206U CN 213491206 U CN213491206 U CN 213491206U CN 202021869856 U CN202021869856 U CN 202021869856U CN 213491206 U CN213491206 U CN 213491206U
Authority
CN
China
Prior art keywords
transfer line
fixed shell
shell fragment
outside
pump according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021869856.XU
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Chinese (zh)
Inventor
来永霞
王伟仙
张莉
周丰勤
李玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Priority to CN202021869856.XU priority Critical patent/CN213491206U/en
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Publication of CN213491206U publication Critical patent/CN213491206U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a connecting pipe for vein micropump relates to medical equipment technical field, including the transfer line, the both ends of transfer line all are equipped with the connector, the one end outside of transfer line is equipped with heating device, the connector comprises silica gel skid resistant course, a rotation section of thick bamboo, first spacing ring, shell fragment and check valve, the equal fixed connection of silica gel skid resistant course and check valve is in the inboard of transfer line, the equal fixed connection of first spacing ring and shell fragment is in the outside of transfer line, a rotation section of thick bamboo cup joints the outside at the shell fragment, the external screw thread has been seted up in the outside of shell fragment, the internal thread has been seted up to the inboard of a rotation section of thick bamboo, internal thread and external screw thread looks adaptation, heating device comprises sap cavity, rotation lid, heater strip and set casing, it rotates with the set casing to rotate the lid and. This connecting pipe for vein micropump has solved current connecting pipe liquid medicine for vein micropump and has easily flowed back, connects not firm enough and the problem of inconvenient to the liquid medicine heating.

Description

Connecting pipe for vein micropump
Technical Field
The utility model relates to the technical field of medical equipment, specifically a connecting pipe for vein micropump.
Background
Clinically, many patients need to use a treatment mode that an infusion pump continuously delivers small doses of medicine due to diseases, a syringe which pumps medicine liquid is connected with a pump connecting pipe at the machine end of a common micro pump, and the pump connecting pipe is directly connected with an indwelling needle at the patient end.
In chinese utility model patent application no: CN201920172072.2 discloses have a blood return prevention transfer line, this blood return prevention transfer line, including transfer line body, non return mechanism includes end box, apron, metal sheet, the piece that generates heat, grip block, the grip block sets up the rear side at end box, is equipped with the draw-in groove on the grip block, the metal sheet inlays the front side of establishing at end box, the groove is laid to two U types on the metal sheet, the both ends that the groove was laid to two U types run through the up end and the lower terminal surface of end box respectively, transfer line body part department lays the inslot at two U types. This prevent blood return transfer line through U-shaped pipeline anti-return, and the anti-return effect is relatively poor when limbs pressurized or excessive power, and the device does not set up the structure of being convenient for to connect, and patient stands up the easy tractive transfer line of activity, easily leads to syringe and transfer line separation, and the device passes through heater direct heating, and the heating is inhomogeneous, and heating temperature is wayward.
Therefore, it is necessary to provide a connection tube for an intravenous micro pump to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a connecting pipe for vein micropump to the current connecting pipe liquid medicine for vein micropump that proposes among the above-mentioned background art easily flows back, connects not firm enough and the problem of inconvenient heating to the liquid medicine.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a connecting pipe for a vein micropump comprises a transfusion pipe, wherein connectors are arranged at two ends of the transfusion pipe, a heating device is arranged at the outer side of one end of the transfusion pipe, each connector consists of a silica gel anti-slip layer, a rotating cylinder, a first limiting ring, an elastic sheet and a one-way valve, the silica gel anti-slip layer and the one-way valve are fixedly connected to the inner side of the transfusion pipe, the first limiting ring and the elastic sheet are fixedly connected to the outer side of the transfusion pipe, the rotating cylinder is sleeved on the outer side of the elastic sheet, external threads are arranged on the outer side of the elastic sheet, internal threads are arranged on the inner side of the rotating cylinder, the internal threads are matched with the external threads, the heating device consists of a liquid cavity, a rotating cover, a heating wire and a fixed shell, the rotating cover is rotatably connected with the fixed shell, the liquid cavity is arranged inside the rotating cover and the fixed shell, a, one side of spacing net is equipped with the heater strip, the one end outside fixedly connected with second spacing ring of transfer line, the adjacent one side middle part of rotating lid and set casing all is equipped with the spacing groove, second spacing ring and spacing groove looks adaptation, the equal fixedly connected with arc pipe in the adjacent one side middle part of rotating lid and set casing, the first temperature sensor of the inside fixed connection in one side of set casing.
Preferably, the elastic pieces are multiple and are annularly distributed on the outer side of the infusion tube.
Preferably, the thickness of the end, close to the first limiting ring, of the elastic sheet is smaller than that of the end, far away from the first limiting ring, of the elastic sheet, and the external thread and the internal thread are both obliquely formed.
Preferably, the flow directions of the check valves in the connectors at the two ends of the infusion tube are the same.
Preferably, the inner diameter of the arc-shaped pipe is matched with the diameter of an infusion tube, and the heating device is arranged at one end of the infusion tube connected with the indwelling needle.
Preferably, the heating wire is arranged on one side of the limiting net far away from the arc-shaped pipe, and the arc-shaped pipe is connected with the liquid cavity in a sealing mode.
Preferably, the top end of the fixed shell is fixedly connected with a display screen and a temperature adjusting button
Preferably, the liquid chamber in the rotary cover is communicated with the liquid chamber in the fixed shell.
(III) advantageous effects
Compared with the prior art, the utility model provides a connecting pipe for vein micropump possesses following beneficial effect:
1. this connecting pipe for vein micropump through setting up the silica gel skid resistant course, rotating a section of thick bamboo, shell fragment and check valve, under the effect of silica gel skid resistant course, a rotation section of thick bamboo and shell fragment, can increase the frictional force of junction, makes to connect more firm, can avoid the liquid medicine backward flow under the effect of check valve, has solved the easy backward flow of liquid medicine and has connected the problem firm inadequately.
2. This connecting pipe for vein micropump through setting up liquid cavity, arc, heater strip, temperature regulation button and display screen, is convenient for heat the liquid medicine, can make the heating more even under the effect of arc simultaneously, is convenient for adjust heating temperature under the effect of temperature regulation button and display screen, has solved the inconvenient problem of heating the liquid medicine.
Drawings
FIG. 1 is a schematic sectional view of the structure of the present invention;
fig. 2 is a schematic front sectional view of the connector of the present invention;
FIG. 3 is a schematic sectional view of the heating device of the present invention;
fig. 4 is a schematic perspective view of the heating device of the present invention.
In the figure: 1. a connector; 2. a heating device; 3. a transfusion tube; 4. a silica gel anti-slip layer; 5. an external thread; 6. an internal thread; 7. a rotating cylinder; 8. a first limit ring; 9. a spring plate; 10. a one-way valve; 11. a liquid chamber; 12. rotating the cover; 13. a second stop collar; 14. a limiting groove; 15. an arc tube; 17. a first temperature sensor; 19. a limiting net; 20. heating wires; 21. a stationary case; 22. a second temperature sensor; 23. a temperature adjustment button; 24. a display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a connecting tube for a vein micropump comprises a perfusion tube 3, wherein two ends of the perfusion tube 3 are respectively provided with a connector 1, the outer side of one end of the perfusion tube 3 is provided with a heating device 2, the connector 1 is composed of a silica gel anti-slip layer 4, a rotating cylinder 7, a first limiting ring 8, a plurality of elastic sheets 9 and a one-way valve 10, the silica gel anti-slip layer 4 and the one-way valve 10 are both fixedly connected to the inner side of the perfusion tube 3, the first limiting ring 8 and the elastic sheets 9 are both fixedly connected to the outer side of the perfusion tube 3, the plurality of elastic sheets 9 are annularly distributed on the outer side of the perfusion tube 3, the rotating cylinder 7 is sleeved on the outer side of the elastic sheets 9, the outer side of the elastic sheets 9 is provided with external threads 5, the inner side of the rotating cylinder 7 is provided with internal threads 6, the internal threads 6 are matched with the external threads 5, the external thread 5 and the internal thread 6 are obliquely arranged, the flow directions of the one-way valves 10 in the connectors 1 at the two ends of the infusion tube 3 are the same, through the arrangement of the silica gel anti-slip layer 4, the rotary cylinder 7, the elastic sheet 9 and the one-way valve 10, the friction force at the joint can be increased under the action of the silica gel anti-slip layer 4, the rotary cylinder 7 and the elastic sheet 9, so that the connection is more stable, the backflow of liquid medicine can be avoided under the action of the one-way valve 10, and the problems that the liquid medicine is easy to backflow and is not stable enough are solved, the heating device 2 comprises a liquid cavity 11, a rotary cover 12, a heating wire 20 and a fixed shell 21, the rotary cover 12 is rotatably connected with the fixed shell 21, the liquid cavities 11 are arranged in the rotary cover 12 and the fixed shell 21, the liquid cavity 11 in the rotary cover 12 is communicated with the liquid cavity 11 in the fixed shell 21, a limiting net 19 and a second temperature sensor 22 are fixedly connected, the heating wire 20 is arranged on one side of the limiting net 19 far away from the arc-shaped pipe 15, the outer side of one end of the infusion tube 3 is fixedly connected with a second limiting ring 13, the middle part of one side of the rotating cover 12 adjacent to the fixed shell 21 is provided with a limiting groove 14, the second limiting ring 13 is matched with the limiting groove 14, under the action of the second limiting ring 13 and the limiting groove 14, the position of the heating device 2 is limited so as not to slide, the arc-shaped pipe 15 is fixedly connected with the middle part of one side of the rotating cover 12 adjacent to the fixed shell 21, the arc-shaped pipe 15 is hermetically connected with the liquid cavity 11, the inner diameter of the arc-shaped pipe 15 is matched with the diameter of the infusion tube 3, the heating device 2 is arranged at one end of the infusion tube 3 connected with the remaining needle, the inner part of one side of the fixed shell 21 is fixedly connected with a first temperature sensor 17, the top end of the fixed shell 21 is fixedly connected with, Temperature regulation button 23 and display screen 24 are convenient for heat the liquid medicine, can make the heating more even under the effect of arc pipe 15 simultaneously, are convenient for adjust heating temperature under the effect of temperature regulation button 23 and display screen 24, have solved the inconvenient problem of heating the liquid medicine.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The working principle is as follows: when the infusion set is used, two ends of an infusion tube 3 are respectively fixedly connected with an injector and a remaining needle through a connector 1, when the infusion set is fixed, the connector 1 is sleeved outside the connector, then a rotating cylinder 7 is rotated to be far away from a first limiting ring 8, an elastic sheet 9 is deformed under the action of the rotating cylinder 7, the infusion tube 3 is pressed by the elastic sheet 9, meanwhile, under the action of a silica gel anti-skid layer 4, the friction force at the joint is increased, the infusion tube is not easy to separate, simultaneously, under the action of a one-way valve 10, the input direction of liquid medicine is from the injector to the patient end, the backflow is avoided, when the liquid medicine needs to be heated, a second limiting ring 13 on the infusion tube 3 is aligned with a limiting groove 14 in a fixed shell 21, the infusion tube 3 is placed in an arc-shaped tube 15, a rotating cover 12 is covered, under the action of the second limiting ring 13 and the limiting groove 14, the position of a heating device 2 is limited, the heating device can not slide, the, under the effect of 15 parcel transfer lines 3 of arc pipe, and then to liquid heating in the transfer line 3, liquid temperature in the sap cavity 11 can be monitored through second temperature sensor 22 to transfer line 3, can monitor the liquid temperature of 3 traditional chinese medicines in transfer line through first temperature sensor 17, can set for heating temperature through temperature regulation button 23, the temperature that first temperature sensor 17 and second temperature sensor 22 monitored and set for through temperature regulation button 23 all shows through display screen 24.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a connecting pipe for vein micropump, includes transfer line (3), its characterized in that: the both ends of transfer line (3) all are equipped with connector (1), the one end outside of transfer line (3) is equipped with heating device (2), connector (1) is by silica gel skid resistant course (4), rotate a section of thick bamboo (7), first spacing ring (8), shell fragment (9) and check valve (10) are constituteed, the inboard of silica gel skid resistant course (4) and the equal fixed connection of check valve (10) in transfer line (3), the outside of the equal fixed connection of first spacing ring (8) and shell fragment (9) in transfer line (3), rotate a section of thick bamboo (7) and cup joint the outside in shell fragment (9), external screw thread (5) have been seted up in the outside of shell fragment (9), internal thread (6) have been seted up to the inboard of rotating a section of thick bamboo (7), internal thread (6) and external screw thread (5) looks adaptation, heating device (2) are by sap cavity (11), rotation lid (12), A heating wire (20) and a fixed shell (21), the rotating cover (12) is rotatably connected with the fixed shell (21), the inner parts of the rotating cover (12) and the fixed shell (21) are both provided with a liquid cavity (11), the inner part of the liquid cavity (11) is fixedly connected with a limiting net (19) and a second temperature sensor (22), a heating wire (20) is arranged on one side of the limiting net (19), a second limiting ring (13) is fixedly connected with the outer side of one end of the infusion tube (3), the middle parts of the adjacent sides of the rotating cover (12) and the fixed shell (21) are respectively provided with a limit groove (14), the second limit ring (13) is matched with the limit groove (14), the middle parts of the adjacent sides of the rotating cover (12) and the fixed shell (21) are fixedly connected with arc-shaped pipes (15), and a first temperature sensor (17) is fixedly connected inside one side of the fixed shell (21).
2. The connection tube for an intravenous micro-pump according to claim 1, wherein: the number of the elastic sheets (9) is multiple, and the elastic sheets (9) are annularly distributed on the outer side of the infusion tube (3).
3. The connection tube for an intravenous micro-pump according to claim 1, wherein: the thickness of one end, close to the first limiting ring (8), of the elastic sheet (9) is smaller than that of one end, far away from the first limiting ring (8), of the elastic sheet (9), and the external thread (5) and the internal thread (6) are obliquely arranged.
4. The connection tube for an intravenous micro-pump according to claim 1, wherein: the circulation directions of the check valves (10) in the connectors (1) at the two ends of the infusion tube (3) are the same.
5. The connection tube for an intravenous micro-pump according to claim 1, wherein: the inner diameter of the arc-shaped pipe (15) is matched with the diameter of the infusion tube (3), and the heating device (2) is arranged at one end of the infusion tube (3) connected with the indwelling needle.
6. The connection tube for an intravenous micro-pump according to claim 1, wherein: the heating wires (20) are arranged on one side, away from the arc-shaped pipe (15), of the limiting net (19), and the arc-shaped pipe (15) is connected with the liquid cavity (11) in a sealing mode.
7. The connection tube for an intravenous micro-pump according to claim 1, wherein: the top end of the fixed shell (21) is fixedly connected with a display screen (24) and a temperature adjusting button (23).
8. The connection tube for an intravenous micro-pump according to claim 1, wherein: the liquid cavity (11) in the rotary cover (12) is communicated with the liquid cavity (11) in the fixed shell (21).
CN202021869856.XU 2020-09-01 2020-09-01 Connecting pipe for vein micropump Expired - Fee Related CN213491206U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021869856.XU CN213491206U (en) 2020-09-01 2020-09-01 Connecting pipe for vein micropump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021869856.XU CN213491206U (en) 2020-09-01 2020-09-01 Connecting pipe for vein micropump

Publications (1)

Publication Number Publication Date
CN213491206U true CN213491206U (en) 2021-06-22

Family

ID=76443580

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021869856.XU Expired - Fee Related CN213491206U (en) 2020-09-01 2020-09-01 Connecting pipe for vein micropump

Country Status (1)

Country Link
CN (1) CN213491206U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210622

CF01 Termination of patent right due to non-payment of annual fee