CN214970223U

CN214970223U - Venous transfusion alarm and venous transfusion early warning system

Info

Publication number: CN214970223U
Application number: CN202121055453.6U
Authority: CN
Inventors: 林秋菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-03
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to the technical field of medical supplies, and a venous transfusion alarm and venous transfusion early warning system is disclosed, including the top cap, the lower surface of top cap is provided with the venous drip kettle, be provided with the floater in the venous drip kettle, the upper end fixedly connected with upper end of floater runs through into the connecting push rod in the installation shell, connecting push rod upper end fixedly connected with contact ejector pad, has seted up built-in groove on the inner wall of installation shell, is provided with alarm mechanism in the built-in groove, and the surface of installation shell is seted up and is installed the inside communicating groove that runs through of shell, runs through the inslot and is provided with the limiting mechanism. This venous transfusion alarm and venous transfusion early warning system through being provided with floater and alarm mechanism for the device reaches the control to the liquid medicine volume based on Archimedes 'principle completely, reaches real-time detection and the warning to the liquid medicine volume change, has avoided the condition that can't detect the liquid medicine volume change, and this mechanism simple structure has very high stability.

Description

Venous transfusion alarm and venous transfusion early warning system

Technical Field

The utility model relates to the technical field of medical supplies, specifically be a venous transfusion alarm and venous transfusion early warning system.

Background

The transfusion is a common disease treatment means at present, during the transfusion process, a patient easily forgets to observe the flowing state of the liquid medicine, and when the liquid medicine in a transfusion tube is completely transfused, if medical personnel cannot know the liquid medicine in time and change the medicine, the blood return phenomenon is easily caused;

according to the problems, compared with the prior patent publications: CN210447776U discloses a venous transfusion alarm and a venous transfusion early warning system, wherein the scheme is used for sensing the flowing state of liquid medicine in a transfusion tube through a capacitance sensing chip; when the capacitance induction chip induces that the infusion tube does not have a liquid medicine, the first buzzer of the first controller control gives an alarm to prompt medical personnel to timely handle, but the following problems can exist in practice: the electric capacity responds to the chip and responds to the liquid medicine in the transfer line through the mode of laser, and the liquid medicine can have the medicine to drip to adsorb on the inner wall of transfer line in the transfer line actual delivery process, if the medicine drips the position that the stops and is the position that electric capacity responds to the chip detection, will cause electric capacity to respond to the chip and detect all the time that the transfer line has medicine to drip like this, and electric capacity responds to the liquid medicine in the real-time detection transfer line that the chip can not be fine, has very big instability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a venous transfusion alarm and venous transfusion early warning system possesses advantages such as the interior liquid medicine volume of real time monitoring transfer line, has solved the problem that can not real time monitoring transfer line liquid medicine volume.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a venous transfusion alarm and venous transfusion early warning system, includes the top cap, and the lower surface of top cap is provided with the intravenous drip kettle, be provided with the floater in the intravenous drip kettle, the upper end fixedly connected with upper end of floater runs through into the connecting rod in the installation shell, connecting rod respectively with installation shell and top cap sliding connection, the one end fixedly connected with contact ejector pad that connecting rod is located the installation shell, has seted up built-in groove on the inner wall of installation shell, and built-in inslot is provided with alarm mechanism, and the surface of installation shell is seted up and is installed the inside communicating groove that runs through of shell, runs through the inslot and is provided with the restriction mechanism.

Preferably, the alarm mechanism comprises an extrusion block, the extrusion block is slidably connected inside the built-in groove, the rear end of the extrusion block extends into the installation shell, the built-in groove is provided with a push type switch on the inner wall of one side, facing the extrusion block, of the built-in groove, a supporting spring is fixedly connected to the surface of one side, facing the push type switch, of the extrusion block in a movable sleeved mode on the push type switch, and one end, far away from the extrusion block, of the supporting spring is fixedly connected to the inner wall of one side, facing the extrusion block, of the built-in groove.

Preferably, one end of the pressing block, which is positioned in the mounting shell, is semicircular, and the contact pushing block is in a bulb shape.

Preferably, the limiting mechanism comprises a locking block, the locking block is connected in a penetrating groove in a sliding mode, the locking block is arranged into a right-angled trapezoid shape, the rear end of the locking block penetrates into the mounting shell, and a clamping groove matched with the connecting push rod is formed in the inclined plane of the locking block.

Preferably, the installation shell is provided with the mounting groove, and sliding connection has the lower extreme to extend into the check lock lever that runs through the inslot in the mounting groove, check lock lever and installation shell sliding connection, and the check lock block is located to run through one of inslot and serves the locking groove of offering with check lock lever looks adaptation, the upper end fixedly connected with stopper of check lock lever, the upper end fixedly connected with of stopper connects at the coupling spring of mounting groove top inner wall.

Preferably, the outer surface of the installation shell is provided with a through sliding groove communicated with the installation groove, the outer surface of the limiting block is fixedly connected with one end far away from the limiting block, a pull rod extends out of the installation shell through the through sliding groove, and the pull rod is connected with the through sliding groove in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a venous transfusion alarm and venous transfusion early warning system possesses following beneficial effect:

1. this venous transfusion alarm and venous transfusion early warning system, through being provided with floater and alarm mechanism, make the device reach the control to the liquid medicine volume based on Archimedes' principle completely, reach real-time detection and the warning to the liquid medicine volume change, thereby avoided liquid medicine in the transfer line to have failed in time to know and change the operation and the phenomenon of blood return appears if medical personnel, this mechanism simple structure simultaneously has very high stability, avoided the condition that can not detect the liquid medicine volume change, make this mechanism have fine practicality and practical value.

2. This venous transfusion alarm and venous transfusion early warning system through being provided with limiting mechanism, when need not using alarm mechanism like this, the latch segment in the limiting mechanism can form the restriction effect to the contact ejector pad to avoided the contact ejector pad to contact the condition that leads to appearing the false positive with alarm mechanism once more, thereby improved the device's practicality and result of use.

3. This venous transfusion alarm and venous transfusion early warning system is the bulb form through the structure with the contact ejector pad to and the extrusion piece is located the one end of installation shell and sets up to the semicircle form, has increased the smooth degree of contact surface between the two like this, thereby reduced the contact ejector pad and formed too much frictional force when with the extrusion piece contact, formed the dead condition of mechanical card when having prevented the contact between the two, guaranteed smoothness nature and stability when the extrusion piece contracts.

Drawings

FIG. 1 is a schematic view of the structure of a venous transfusion alarm of the present invention;

FIG. 2 is a right side plan view of the mounting housing of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a schematic structural view of the locking block of the present invention.

In the figure: 1 top cover, 2 intravenous drip cup, 3 floating ball, 4 connecting push rod, 5 mounting shell, 501 built-in groove, 502 extrusion block, 503 press switch, 504 supporting spring, 6 contact push block, 7 through groove, 8 locking block, 701 mounting groove, 702 locking rod, 703 locking groove, 704 limiting block, 705 connecting spring, 706 through sliding groove, 707 pull rod, 708 clamping groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a new technical solution:

a venous transfusion alarm comprises a top cover 1, a venous drip cup 2 is arranged on the lower surface of the top cover 1, the interior of the venous drip cup 2 is hollow and has no upper surface, the venous drip cup 2 and the top cover 1 are installed in a buckling mode, so that the venous drip cup 2 and the top cover 1 can be disassembled, meanwhile, a transfusion connecting pipe communicated with the interior of the top cover 1 and the end opposite to the venous drip cup 2 are installed on the top cover 1 and the end opposite to the venous drip cup 2, so that the top cover 1 and the venous drip cup 2 are both installed with a transfusion pipe through the transfusion connecting pipe, liquid medicine in a medicine bottle flows into the venous drip cup 2 through the transfusion connecting pipe on the top cover 1, liquid medicine in the venous drip cup 2 flows out from the transfusion connecting pipe on the venous drip cup 2, the scheme is required to be arranged between the medicine bottle and a transfusion needle of a patient, a floating ball 3 is arranged in the venous drip cup 2, and the floating ball 3 is a hollow ball made of plastic material with low density, when the intravenous drip cup 2 contains liquid medicine, the liquid medicine can form buoyancy on the floating ball 3, and then the floating ball 3 can move upwards or downwards along with the height of the liquid medicine, and the upper surface of the top cover 1 is fixedly connected with the mounting shell 5;

referring further to fig. 2, the upper end of the floating ball 3 is fixedly connected with a connecting push rod 4, the upper end of which penetrates into the mounting housing 5, the connecting push rod 4 is slidably connected with the mounting housing 5 and the top cover 1, a sealing rubber ring is arranged at the contact position of the connecting push rod 4 and the top cover 1, so as to prevent the leakage of the liquid medicine in the intravenous drip cup 2, one end of the connecting push rod 4, which is positioned in the mounting housing 5, is fixedly connected with a contact push block 6, an inner wall of the mounting housing 5 is provided with an inner groove 501, a pressing block 502, the rear end of which extends into the mounting housing 5, is slidably connected in the inner groove 501, one side of the inner groove 501, which faces the pressing block 502, is provided with a push switch 503, the push switch 503 is not described in much detail for the existing structure, so that an on signal is generated when the button on the push switch 503 is pressed, and an off signal is generated when the button on the push switch 503 is pressed again, an encoder is connected to the external data of the push switch 503, a supporting spring 504 movably sleeved on the push switch 503 is fixedly connected to the surface of one side of the extrusion block 502 facing the push switch 503, and one end of the supporting spring 504 far away from the extrusion block 502 is fixedly connected to the inner wall of one side of the built-in groove 501 facing the extrusion block 502, so that when the liquid medicine in the intravenous drip cup 2 descends, the floating ball 3 descends synchronously along with the descending amplitude of the liquid medicine, the contact push block 6 is pulled to move downwards through the connection push rod 4, the contact push block 6 contacts the extrusion block 502 to form extrusion force, the extrusion block 502 contracts into the built-in groove 501, the supporting spring 504 forms extrusion force to contract, when the liquid medicine in the intravenous drip cup 2 descends to an alarm line, the extrusion block 502 contacts with the push switch 503 in the built-in groove 501, and the push switch 503 outputs a signal to the encoder, sending the information to a guardian by an encoder;

the contact push block 6 is further in a bulb shape, and one end of the extrusion block 502, which is positioned in the installation shell 5, is in a semicircular shape, so that the smoothness degree of a contact surface between the contact push block and the extrusion block is increased, excessive friction force formed when the contact push block 6 is in contact with the extrusion block 502 is reduced, the situation of mechanical clamping formed when the contact push block and the extrusion block are in contact is prevented, and the smoothness and the stability of the extrusion block 502 during contraction are guaranteed;

the outer surface of the installation shell 5 is provided with a through groove 7 communicated with the inside of the installation shell 5, a locking block 8 with the rear end extending into the inside of the installation shell 5 is arranged in the through groove 7, further referring to fig. 3, an installation groove 701 is arranged in the installation shell 5, a locking rod 702 with the lower end extending into the through groove 7 is slidably connected in the installation groove 701, the locking rod 702 is slidably connected with the installation shell 5, one end of the locking block 8, which is positioned in the through groove 7, is provided with a locking groove 703 matched with the locking rod 702, the upper end of the locking rod 702 is fixedly connected with a limiting block 704, the upper end of the limiting block 704 is fixedly connected with a connecting spring 705 with the upper end fixedly connected with the inner wall of the top of the installation groove 701, meanwhile, the structure of the locking block 8 is arranged in a right trapezoid shape, so that when the locking block 8 extends into the through groove 7, the inclined surface of the locking block 8 is contacted with the lower end of the locking rod 702, thereby the locking rod 702 slides along the inclined surface of the locking block 8, the locking rod 702 is retracted into the mounting groove 701, the connecting spring 705 is simultaneously compressed to retract, and when the locking rod slides to the position where the locking groove 703 and the locking rod 702 are in the same vertical position, the locking rod 702 is restored to the initial position under the action of the resilience force of the connecting spring 705, so that the locking rod 702 is clamped with the locking groove 703, and the locking block 8 is fixed in the through groove 7;

further, the lower end of the locking rod 702 is also semicircular, so that the friction force formed when the locking rod 702 is contacted with the locking block 8 is reduced;

a through sliding groove 706 communicated with the mounting groove 701 is formed in the outer surface of the mounting shell 5, a pull rod 707 extending out of the mounting shell 5 through the through sliding groove 706 is fixedly connected to the outer surface of the limiting block 704, and one end of the limiting block 704, which is far away from the limiting block 704, is connected with the through sliding groove 706 in a sliding mode, so that the upward or downward displacement of the locking rod 702 can be controlled through the pull rod 707;

with further reference to fig. 4, the inclined surface of the locking block 8 is provided with a clamping groove 708 adapted to the connecting push rod 4, so that when the locking block 8 extends into the mounting housing 5, the clamping groove 708 on the locking block 8 is clamped to the connecting push rod 4, the lower end of the contact push block 6 is in contact with the inclined surface of the locking block 8, and is thus displaced downwards again by the locking block 8, so that the contact push block 6 does not contact the extrusion block 502 when the device is not in use;

a venous transfusion early warning system comprises a push switch 503 and a display terminal, wherein the output end of the push switch 503 is in data connection with a signal transmitting module, the signal transmitting module is a T8000EWH type encoder supporting WIFI transmission, the display terminal comprises a signal receiving module and a buzzer, the output end of the signal transmitting module is in data connection with the input end of the signal receiving module, the output end of the receiving module is in signal connection with the buzzer, the output end of the signal receiving module is in data connection with a signal identification module, and the output end of the signal identification module is in data connection with a display module;

therefore, when the signal transmitting module transmits the signal to the signal receiving module, the signal identification module carries out ID identification on the signal transmitted into the signal receiving module, and the identified result is transmitted to the display module, so that the display module displays the bed information of the signal transmitting point, and the buzzer synchronously starts to remind a guardian.

The working principle is as follows: when the venous transfusion alarm and the venous transfusion early warning system are used;

the first step is as follows: when the intravenous drip cup 2 contains liquid medicine, the liquid medicine can form buoyancy on the floating ball 3, when the liquid medicine in the intravenous drip cup 2 descends, the floating ball 3 descends synchronously along with the descending amplitude of the liquid medicine, so that the contact push block 6 is pulled to move downwards through the connecting push rod 4, the contact push block 6 contacts the extrusion block 502 to form extrusion force, the extrusion block 502 contracts into the built-in groove 501, meanwhile, the support spring 504 forms extrusion force to contract, when the liquid medicine in the intravenous drip cup 2 descends to a warning line, the extrusion block 502 contacts the push switch 503 in the built-in groove 501, so that the push switch 503 outputs signals to the encoder, and the encoder sends information to remind a guardian;

the second step is that: when the device is not used, medical personnel extend the locking block 8 into the mounting shell 5 through the through groove 7, the clamping groove 708 on the locking block 8 is clamped with the connecting push rod 4, the lower end of the contact push block 6 is in contact with the inclined surface of the locking block 8, so that the contact push block 6 does not descend when the liquid medicine in the intravenous drip cup 2 is reduced through the locking block 8 and the alarm is not generated;

the third step: when latch segment 8 extends into and runs through in the groove 7, the inclined plane of latch segment 8 and the lower extreme contact of check lock lever 702, thereby check lock lever 702 slides along the inclined plane of latch segment 8, check lock lever 702 contracts in the mounting groove 701, coupling spring 705 receives the extrusion to contract simultaneously, when sliding to when latch groove 703 and check lock lever 702 are in same vertical position, check lock lever 702 resumes to initial position under coupling spring 705's resilience effect, thereby with latch groove 703 joint, the completion is fixed latch segment 8 in running through groove 7.

Claims

1. The utility model provides a venous transfusion alarm and venous transfusion early warning system, includes top cap (1), and the lower surface of top cap (1) is provided with venous drip kettle (2), its characterized in that: the intravenous drip kettle is characterized in that a floating ball (3) is arranged in the intravenous drip kettle (2), the upper end of the floating ball (3) is fixedly connected with a connecting push rod (4) penetrating into the installation shell (5), the connecting push rod (4) is respectively connected with the installation shell (5) and a top cover (1) in a sliding mode, the connecting push rod (4) is located at one end of the installation shell (5) and is fixedly connected with a contact push block (6), a built-in groove (501) is formed in the inner wall of the installation shell (5), an alarm mechanism is arranged in the built-in groove (501), a penetrating groove (7) communicated with the inside of the installation shell (5) is formed in the outer surface of the installation shell (5), and a limiting mechanism is arranged in the penetrating groove (7).

2. The venous transfusion alarm and the venous transfusion early warning system according to claim 1, wherein: the alarm mechanism comprises an extrusion block (502), the extrusion block (502) is connected inside an internal groove (501) in a sliding mode, the rear end of the extrusion block (502) extends into the installation shell (5), a pressing switch (503) is arranged on the inner wall of one side, facing the extrusion block (502), of the internal groove (501), a supporting spring (504) movably sleeved on the pressing switch (503) is fixedly connected to the surface of one side, facing the pressing switch (503), of the extrusion block (502), and one end, far away from the extrusion block (502), of the supporting spring (504) is fixedly connected to the inner wall of one side, facing the extrusion block (502), of the internal groove (501).

3. The venous transfusion alarm and the venous transfusion early warning system according to claim 2, wherein: one end of the pressing block (502) positioned in the installation shell (5) is semicircular, and the contact push block (6) is in a bulb shape.

4. The venous transfusion alarm and the venous transfusion early warning system according to claim 1, wherein: limiting mechanism includes latch segment (8), and latch segment (8) sliding connection sets up to right angle trapezoidal form in running through groove (7), and the rear end of latch segment (8) runs through into the inside of installing shell (5), offers on the inclined plane of latch segment (8) with joint groove (708) of connecting push rod (4) looks adaptation.

5. The venous transfusion alarm and the venous transfusion early warning system according to claim 4, wherein: mounting groove (701) have been seted up in installation shell (5), sliding connection has the lower extreme to extend into check lock lever (702) that runs through in groove (7) in mounting groove (701), check lock lever (702) and installation shell (5) sliding connection, check lock block (8) are located to run through one of inslot (7) and serve locking groove (703) of seting up with check lock lever (702) looks adaptation, upper end fixedly connected with stopper (704) of check lock lever (702), the connecting spring (705) of upper end fixedly connected with upper end fixed connection at mounting groove (701) top inner wall of stopper (704).

6. The venous transfusion alarm and the venous transfusion early warning system according to claim 5, wherein: the outer surface of the installation shell (5) is provided with a through sliding groove (706) communicated with the installation groove (701), one end, far away from the limiting block (704), of the outer surface of the limiting block (704) is fixedly connected with a pull rod (707) which extends out of the installation shell (5) through the through sliding groove (706), and the pull rod (707) is in sliding connection with the through sliding groove (706).