CN217593497U

CN217593497U - Micro pump extension pipe connecting device

Info

Publication number: CN217593497U
Application number: CN202220303782.6U
Authority: CN
Inventors: 赵秀梅; 苗馨月; 金红利
Original assignee: Chongqing Jiulongpo Peoples Hospital
Current assignee: Chongqing Jiulongpo Peoples Hospital
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-10-18
Anticipated expiration: 2032-02-15

Abstract

The utility model belongs to the technical field of medical instrument, concretely relates to micropump extension union coupling device, including the connecting pipe of connection between transfer line and transfusion needle and the fixed plate that is used for the syringe needle of fixed extension pipe, seted up a plurality of intercommunication grooves on the fixed plate, fixed plate one side evenly is equipped with a plurality of gag lever posts, and the gag lever post is kept away from fixed plate one end and is installed first pulley, and movable mounting has the support frame on the gag lever post, and the support frame installs the second pulley in first pulley top, and the extension pipe is the form of falling S around establishing between first pulley and second pulley. The purpose is as follows: the connecting pipe and the needle head are fixed through the fixing plate, so that the needle head is prevented from sliding out of the connector, and the extension pipe is prevented from being disconnected from the infusion pipe; and through the slip to the second pulley, accomodate the extension pipe to stretch straight the extension pipe between connecting device and the micropump, avoid because the extension pipe overlength, too much extension pipe intertwines together, still can not distinguish the technical problem of its medicine of inputing fast, accurately.

Description

Micro pump extension pipe connecting device

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to micropump extension union coupling device.

Background

The micro pump is a portable medical instrument with small volume and light weight, can inject a small amount of medicine accurately, is suitable for long-time micro-administration, and has great significance in the field of severe medical care. In clinical practice, the number of types of intravenous drugs to be used is too large due to the critical condition of the patient, and the amount of intravenous extension tubes used in the micropump is relatively increased.

The existing clinical application has a three-way joint, if only one medicine is additionally pumped and injected, the three-way joint is connected between a transfusion tube and a transfusion needle, and the remaining joint is used for communicating an extension tube interface of a micro-pump; if a plurality of medicines need to be pumped and injected, a plurality of three-way joints are connected in series between the infusion tube and the infusion needle.

In actual use, a mode that a plurality of micro pumps are used together is mostly adopted, and after a plurality of three-way joints are required to be connected in series, the three-way joints are arranged between an infusion tube and an infusion needle, and then the extension tube is communicated with the three-way joints.

In the use mode, the plurality of three-way joints are connected together, the extension pipe is too concentrated after being connected to the three-way joints, no arrangement mechanism is arranged, the problem that the extension pipe and the extension pipe are wound with each other and the extension pipe and the infusion tube are wound with each other easily occurs, the input medicines can not be distinguished quickly and accurately, and the problem that the extension pipe is separated from the three-way joints easily exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the connecting device is characterized in that a connecting pipe and a needle head are fixed through a fixing plate, so that the needle head is prevented from sliding out of a connector, and the extension pipe is prevented from being disconnected with a liquid conveying pipe; and through the slip to the second pulley, accomodate the extension pipe to stretch straight the extension pipe between connecting device and the micropump, avoid because the extension pipe overlength, too much extension pipe intertwines together, still can not distinguish the technical problem of its medicine of inputing fast, accurately.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

the utility model provides a micro pump extension union coupling device, is including connecting the connecting pipe between transfer line and transfusion needle and the fixed plate that is used for the syringe needle of fixed extension pipe, the connecting pipe lateral wall radially evenly is equipped with a plurality of footpaths, the fixed connector that is equipped with of footpath pipe free end, the connecting pipe is installed on the fixed plate, micro pump, other end connection syringe needle are connected to extension pipe one end, the syringe needle is worn to establish in the connector, a plurality of intercommunication grooves have been seted up on the fixed plate, the syringe needle is located the intercommunication inslot, fixed plate one side evenly is equipped with a plurality of gag lever posts, the gag lever post is kept away from fixed plate one end and is installed first pulley, first pulley is located the gag lever post top, movable mounting has the support frame on the gag lever post, the support frame is installed the second pulley in first pulley top, the extension pipe is the form of falling S around establishing between first pulley and second pulley.

Further inject, the fixed plate includes the bottom plate and turns over the board, turn over the board and articulate on the bottom plate, the bottom plate with turn over to set up the holding chamber that holds connecting pipe, footpath pipe and connector on the board. Such structural design holds and fixes connecting pipe, footpath pipe and connector through the holding chamber, can avoid the connecting pipe to drop from the fixed plate, simple structure, convenient to use.

Further inject, the lateral wall of the syringe needle is radially provided with a wing plate, the turning plate is provided with a containing groove on the communicating groove, and the containing groove is integrally formed with a clamping block. Such structural design inserts the syringe needle from the intercommunication groove back on the connector, rotates the syringe needle for the pterygoid lamina gets into the storage tank after, outwards pulls out the syringe needle again, makes the pterygoid lamina on the syringe needle, gets into between fixture block and the storage tank, restricts the pterygoid lamina by the cardboard, accomplishes the fixed connection between syringe needle and the fixed plate, simple structure, convenient to use.

Further, the limiting rod is arranged on the bottom plate. Such structural design, the syringe needle is the tendency that the S form of falling is equipped with outside removal around dragging down of establishing the extension pipe between first pulley and second pulley, and the pterygoid lamina card of syringe needle is established between fixture block and storage tank this moment, carries on spacingly by the syringe needle to the board that turns over, and then avoids turning over the board and turn over from the bottom plate to avoid the connecting pipe to loosen from the fixed plate and take off, the practicality is stronger.

Further inject, the outside integrated into one piece of gag lever post has T shape strip, the T-slot has been seted up on the support frame, T shape strip is worn to establish in the T-slot, the up end of T shape strip is equipped with a plurality of chutes, the chute from the top down inclines to the direction of keeping away from the fixed plate. Such structural design is being the extension pipe and is falling S form around establishing between first pulley and second pulley after, and the support frame possesses the trend of left, downstream under the effect of extension pipe, sets up the chute that the from the top down is the slope, can make the support frame blocked the chute under the effect of extension pipe, hinders the support frame and moves left, and then keeps the rolling to the extension pipe, simple structure, and the practicality is strong.

Further inject, the gag lever post is kept away from first pulley one end integrated into one piece and is connected the platform, the connecting hole has been seted up on the fixed plate, connect the platform and wear to establish in the connecting hole, connect the bench and seted up threaded hole, the via hole has been seted up on the fixed plate, wear to be equipped with the fixing bolt of spiro union in the threaded hole in the via hole. Such structural design, through mutually supporting of connecting platform and connecting hole, the fixed connection of gag lever post and fixed plate is accomplished to collocation screw hole, via hole and fixing bolt, simple structure, convenient to use, under the usable fixed plate carries out the shutoff to the gag lever post near the T shape strip end of fixed plate one end simultaneously, the installation of the support frame of being convenient for, the practicality is stronger.

Adopt above-mentioned technical scheme's utility model, have following advantage:

1. the connecting pipe and the needle head are fixed through the fixing plate, so that the needle head is prevented from sliding out of the connector, and the extension pipe is prevented from being disconnected from the infusion pipe; the extension tube is accommodated by sliding the second pulley, and the extension tube between the connecting device and the micro pump is stretched, so that the technical problem that the input medicines cannot be quickly and accurately distinguished due to the fact that the extension tube is too long and too many extension tubes are intertwined together is solved;

2. through the mutual matching of the wing plates, the accommodating groove and the clamping block, after the needle head is inserted into the connecting head from the communicating groove, the needle head is rotated, so that the wing plates enter the accommodating groove, the needle head is pulled outwards, the wing plates on the needle head enter the space between the clamping block and the accommodating groove, the wing plates are limited by the clamping plate, and the fixed connection between the needle head and the fixing plate is completed;

3. the limiting rod is arranged on the bottom plate, so that the needle head has the tendency of moving outwards when being pulled by the extension pipe wound between the first pulley and the second pulley in an inverted S shape, and the wing plate of the needle head is clamped between the clamping block and the accommodating groove, so that the turnover plate is limited by the needle head, the turnover plate is prevented from being turned over from the bottom plate, the connecting pipe is prevented from loosening from the fixing plate, and the practicability is high;

4. through the mutual matching of T shape strip, T-slot and chute, being the extension pipe and falling the S form around establishing between first pulley and second pulley after, the support frame possesses left, the trend of downstream under the effect of extension pipe, sets up from the top down to the chute that is the slope, can make the support frame blocked the chute under the effect of extension pipe, hinders the support frame and moves left, and then keeps the rolling to the extension pipe, simple structure, and the practicality is strong.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural view of an embodiment of a micro pump extension tube connection device of the present invention;

fig. 2 is a schematic structural view of an embodiment of a connection device for an extension pipe of a micro pump according to the present invention in a use state;

FIG. 3 is a schematic structural view of an extension tube, a needle and a wing plate of an embodiment of a device for connecting an extension tube of a micro-pump according to the present invention;

FIG. 4 is a schematic structural view of a limiting rod and a supporting frame part in an embodiment of a micro pump extension tube connecting device of the present invention;

FIG. 5 is a schematic cross-sectional view of the spacing rod and the supporting frame of the embodiment of the connecting device for the extension tube of the micropump of the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;

the main element symbols are as follows:

a connecting pipe 1, a diameter pipe 11, a connector 12,

The fixing plate 2, the bottom plate 201, the turning plate 202, the accommodating cavity 203, the accommodating groove 204, the fixture block 205, the communicating groove 21,

A limit rod 3, a connecting platform 30, a threaded hole 301,

A first pulley 31, a second pulley 32, a support bracket 33, a T-shaped strip 34, a chute 340,

Extension tube 4, needle 40, wing 41.

Detailed Description

The present invention will be described in detail with reference to the drawings and specific embodiments, wherein like reference numerals are used for similar or identical parts in the drawings or the description, and implementations not shown or described in the drawings are known to those of ordinary skill in the art. In addition, directional terms, such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", and the like, used in the embodiments are only directions referring to the drawings, and are not intended to limit the scope of the present invention.

As shown in fig. 1-6, the utility model discloses a micropump extension pipe connecting device, including connecting pipe 1 between transfer line and transfusion needle and the fixed plate 2 that is used for fixed extension pipe 4' S syringe needle 40, connecting pipe 1 lateral wall radially evenly is equipped with a plurality of footpaths 11, the fixed connector 12 that is equipped with of footpath 11 free end, connecting pipe 1 installs on fixed plate 2, the micropump is connected to extension pipe 4 one end, syringe needle 40 is connected to the other end, syringe needle 40 wears to establish in connector 12, a plurality of intercommunication grooves 21 have been seted up on fixed plate 2, syringe needle 40 is located intercommunication groove 21, 2 one sides of fixed plate evenly are equipped with a plurality of gag lever post 3, 2 one end of fixed plate is kept away from to gag lever post 3 and is installed first pulley 31, first pulley 31 is located gag lever post 3 top, movable mounting has support frame 33 on the gag lever post 3, support frame 33 installs second pulley 32 in first pulley 31 top, extension pipe 4 is the form of falling S around establishing between first pulley 31 and second pulley 32.

The fixed plate 2 comprises a bottom plate 201 and a turning plate 202, the turning plate 202 is hinged on the bottom plate 201, and the bottom plate 201 and the turning plate 202 are provided with accommodating cavities 203 for accommodating the connecting pipes 1, the radial pipes 11 and the connectors 12. The connecting pipe 1, the radial pipe 11 and the connector 12 are accommodated and fixed through the accommodating cavity 203, the connecting pipe 1 can be prevented from falling off from the fixing plate 2, and the device is simple in structure and convenient to use.

The needle 40 has a wing plate 41 radially disposed on a sidewall thereof, the flap 202 has a receiving groove 204 disposed on the communicating groove 21, and a locking block 205 is integrally formed on the receiving groove 204. After the needle 40 is inserted into the connector 12 from the communicating groove 21, the needle 40 is rotated, so that the wing plate 41 enters the accommodating groove 204, the needle 40 is pulled outwards, the wing plate 41 on the needle 40 enters the space between the fixture block 205 and the accommodating groove 204, the wing plate 41 is limited by the fixture plate 205, the fixed connection between the needle 40 and the fixing plate 2 is completed, and the needle fixing device is simple in structure and convenient to use.

The stopper rod 3 is mounted on the base plate 201. Pinhead 40 possesses the trend of outside removal around dragging of the extension pipe 4 of establishing between first pulley 31 and second pulley 32 being the form of falling S, and the pterygoid lamina 41 card of pinhead 40 is established between fixture block 205 and storage tank 204 this moment, carries on spacingly by pinhead 40 to turning over board 202, and then avoids turning over board 202 and turn over from bottom plate 201 to avoid connecting pipe 1 to loosen from fixed plate 2 and take off, the practicality is stronger.

The outside integrated into one piece of gag lever post 3 has T shape strip 34, has seted up the T-slot on the support frame 33, and T shape strip 34 wears to establish at the T-slot, and the up end of T shape strip 34 is equipped with a plurality of chutes 340, and the chute 340 from the top down inclines to the direction of keeping away from fixed plate 2. Be the extension pipe 4 and fall the S form around establishing between first pulley 31 and second pulley 32 after, support frame 33 possesses the trend of left, downstream under extension pipe 4 'S effect, sets up the chute 340 that the from the top down is to doing the slope, can make support frame 33 be blocked chute 340 under extension pipe 4' S effect, hinders support frame 33 and moves left, and then keeps the rolling to extension pipe 4, simple structure, and the practicality is strong.

The gag lever post 3 is kept away from 31 one end integrated into one piece of first pulley and is had the connection platform 30, has seted up the connecting hole on the fixed plate 2, connects platform 30 and wears to establish in the connecting hole, connects and has seted up threaded hole 301 on the platform 30, has seted up the via hole on the fixed plate, wears to be equipped with the fixing bolt of spiro union in screw hole 301 in the via hole. Through mutually supporting of connecting platform 30 and connecting hole, the fixed connection of gag lever post 3 and fixed plate 2 is accomplished to collocation screw hole 301, via hole and fixing bolt, simple structure, convenient to use, and under the condition that usable fixed plate 2 carries out the shutoff to gag lever post 3 near the T shape strip 34 end of fixed plate 2 one end simultaneously, the support frame 33's of being convenient for installation, the practicality is stronger.

In the embodiment, when the infusion device is used, the two ends of the connecting pipe 1 are respectively connected with an infusion pipe and an infusion needle, the turning plate 202 is opened, the connecting pipe 1, the diameter pipe 11 and the connector 12 are placed in the accommodating cavity 203 on the bottom plate 201, and the turning plate 202 is closed;

then, the extension tube 4 is connected to the micro pump, the needle 40 of the extension tube 4 is inserted into the connector 12 through the communicating groove 21, then the needle 40 is rotated, so that the wing plate 41 on the needle 40 enters the accommodating groove 204, then the needle 40 is pulled outwards, so that the wing plate 41 on the needle 40 enters between the fixture block 205 and the accommodating groove 204, the wing plate 41 is limited by the fixture plate 205, and the fixed connection between the needle 40 and the fixed plate 2 is completed;

then, the extension pipe 4 is drawn outwards and wound on the first pulley 31, and then the extension pipe 4 is drawn in the reverse direction, so that the extension pipe 4 is wound on the second pulley 32, namely, the extension pipe 4 is wound between the first pulley 31 and the second pulley 32 in an inverted S shape, and finally, the support frame 33 is pushed towards the direction of the fixed plate 2, and the extension pipe 4 is straightened.

It is right above the utility model provides a pair of micropump extension union coupling device has carried out detailed introduction. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a micropump extension pipe connecting device which characterized in that: including connecting pipe (1) between transfer line and transfusion needle and fixed plate (2) that are used for fixed extension pipe (4) syringe needle (40), connecting pipe (1) lateral wall radially evenly is equipped with a plurality of footpaths pipe (11), footpath pipe (11) free end is fixed and is equipped with connector (12), connecting pipe (1) is installed on fixed plate (2), micropump, other end connection syringe needle (40) are connected to extension pipe (4) one end, syringe needle (40) are worn to establish in connector (12), a plurality of intercommunication grooves (21) have been seted up on fixed plate (2), syringe needle (40) are located intercommunication groove (21), fixed plate (2) one side evenly is equipped with a plurality of gag lever posts (3), gag lever post (3) are kept away from fixed plate (2) one end and are installed first pulley (31), first pulley (31) are located gag lever post (3) top, movable mounting has support frame (33) on gag lever post (3), second pulley (32) are installed in first pulley (31) top to support frame (33), extension pipe (4) are the form around second pulley (32) and establish between second pulley (31).

2. The micro-pump extension tube connecting device of claim 1, wherein: the fixing plate (2) comprises a bottom plate (201) and a turning plate (202), the turning plate (202) is hinged to the bottom plate (201), and the bottom plate (201) and the turning plate (202) are provided with accommodating cavities (203) for accommodating the connecting pipe (1), the radial pipe (11) and the connector (12).

3. A micro-pump extension tube connection device as claimed in claim 2, wherein: the side wall of the needle head (40) is radially provided with a wing plate (41), the turning plate (202) is provided with a containing groove (204) on the communicating groove (21), and the containing groove (204) is integrally formed with a clamping block (205).

4. A micro-pump extension tube connection device according to claim 3, wherein: the limiting rod (3) is installed on the bottom plate (201).

5. The micro-pump extension tube connection device of claim 1, wherein: the outside integrated into one piece of gag lever post (3) has T shape strip (34), the T-slot has been seted up on support frame (33), T shape strip (34) are worn to establish at the T-slot inslot, the up end of T shape strip (34) is equipped with a plurality of chutes (340), chute (340) from the top down is to the direction slope of keeping away from fixed plate (2).

6. The micro-pump extension tube connection device of claim 1, wherein: first pulley (31) one end integrated into one piece is kept away from in gag lever post (3) and is connected platform (30), the connecting hole has been seted up on fixed plate (2), connect platform (30) and wear to establish in the connecting hole, connect and set up threaded hole (301) on platform (30), the via hole has been seted up on the fixed plate, wear to be equipped with the fixing bolt of spiro union in screw hole (301) in the via hole.