CN201157592Y - Automatic control device for transfusion - Google Patents

Abstract

The utility model relates to a transfusion automatic control device which has the technical proposal that a bracket body 16, a fixing column 6, a force measuring spring 7, a triggering mechanism and an executing mechanism are included; the fixing column 6 is connected to the upper end of the bracket body 16, one end of the force measurement spring 7 is fixed on the fixing column 6, the lower end of the force measurement spring 7 is connected with the triggering mechanism, and the triggering mechanism is electrically connected with the executing mechanism. The transfusion automatic control device has the advantages of reliable design principle, low production cost, convenient use and great versatility. The pressure of the transfusion on-duty staff of and the probability of transfusion accidents are reduced and the limitation existing in the high-tech transfusion control devices on the market is eliminated while the same function is realized.

Description

A kind of automatic control device for infusion

Technical field

This utility model relates to a kind of automatic control device for infusion, relates to medicine and hygiene fields, especially the medical apparatus and instruments aspect.

Background technology

Traditional infusion model has limited the service class of hospital to a great extent, has hindered Hospital Standardization, standardization, modern construction.At this situation, scientific and technical personnel have developed a series of multifunctional transfusion equipment, mainly contain to utilize mechanical means to realize the infusion set of reporting to the police automatically and utilize sensing and electronic technology realizes the automatic infusion device etc. of Alerts Off function.

In the patent No. is in the invention of zlZL200420016375.9, discloses a kind of alarm for infusion.In the patent No. was 200620031780.7 invention, a kind of automatic alarm for infusion was disclosed.These utilize mechanical means to realize the infusion set of reporting to the police automatically, ubiquity certain limitation, it is a kind of device infusion bottle at a kind of capacity, and realize can not guarantee that liquid is for random capacity in the infusion bottle according to oneself requirement the time reporting to the police, and automatically warning function do not have can and the automatic-diversion closure function combine.And in the patent No. was 200410017567.6 invention, a kind of intelligent transfusion monitor was disclosed, be the automatic infusion device that utilizes sensing and electronic technology to realize reporting to the police to dam function.Though, having realized two major functions of function of damming of reporting to the police, other small hospitals of its cost hang back.

The utility model content

The technical problem that solves

For fear of the deficiencies in the prior art part, the utility model proposes a kind of automatic control device for infusion, solution utilize mechanical means realize the infusion set of reporting to the police automatically above-mentioned functions and compatible aspect the limitation that exists, reduce the cost of automatic infusion device simultaneously with identical function.

Technical scheme

Technical characterictic of the present utility model is: comprise rack body 16, fixed leg 6, dynamometer spring 7, trigger mechanism and actuator; Fixed leg 6 is connected the upper end of rack body 16, and an end of dynamometer spring 7 is fixed on fixed leg 6, and the lower end of dynamometer spring 7 connects trigger mechanism, and trigger mechanism electrically connects actuator.

Upper design shell 5 at rack body 16.

Position-limiting drum 8 is installed at middle part at the positive lower end of fixed leg, dynamometer spring 7, and a pair of limited bolt 11 has been designed in the lower end that is positioned at position-limiting drum 8 lower ends, movable contact flat plate 14.

The both sides that rack body is 16 first sections are 2 rules 9 of secured in parallel respectively, and rule 9 is bottom on limited bolt 11 tops; 2 slide blocks 12 are individually fixed on the rule 9, and slide block 12 lower ends are fixing movable contact flat 14 respectively, the sliding handle 10 that the center fixation in the outside is demarcated.

Described trigger mechanism comprises fixed touching plate 13, movable contact flat 14 and movable contact flat plate 15; Respectively be stained with a copper movable contact flat 14 at the two ends of movable contact flat plate 15, fixed touching plate 13 designs are in the both sides of rack body 16.

Described actuator comprises set of cells 1, lead 2, DC electromagnet 3 and buzzer 4; Set of cells 1 and buzzer 4 are individually fixed in the left end on first section top of rack body 16, and with lead 2 connections, and then go between respectively to the fixed touching plate 13 and the movable contact flat 14 in left side, and be attached thereto from the two ends that both do not connect.

Beneficial effect

The automatic control device for infusion that the utility model proposes, design principle is reliable, cheap for manufacturing cost, easy to use, highly versatile, reduce transfusion operator on duty's pressure and transfusion accident occurrence probability, and when realizing identical function, also solved the more existing limitation of high-tech transfusion control device that exist on the market.

Description of drawings

Fig. 1: device embodiment composition diagram

Fig. 2: report to the police and the actuator layout

Fig. 3: automatic control device for infusion workflow

The 1-set of cells; The 2-lead; The 3-DC electromagnet; The 4-buzzer; The 5-shell; The 6-fixed leg; The 7-dynamometer spring; The 8-position-limiting drum; The 9-rule; The 10-sliding handle; The 11-limited bolt; The 12-slide block; The 13-fixed touching plate; The 14-movable contact flat; 15-movable contact flat plate; The 16-rack body; The 17-tube for transfusion.

The specific embodiment

Now in conjunction with the accompanying drawings this utility model is further described:

By rack body, shell, force measuring machine, trigger mechanism and actuator five most of form, wherein, by the rigid plastics of interpolation inserts made altogether by rack body 16 for present embodiment, as accompanying drawing 1 as can be seen rack body divide from top to bottom for three sections.First section size adopts the standard of the high 40cm of the thick 8cm of long 30cm.Second section has mainly been played a connection, and its size adopts the standard of the high 60cm of the thick 3cm of long 20cm.The 3rd section size adopts the standard of the high 20cm of the thick 3cm of long 40cm.It should be noted that at this rear end that will guarantee above three parts aligns.

Shell 5 adopts plank or rigid plastics materials, and its size adopts the standard of the high 40cm of the thick 10cm of long 30cm, during making shell is covered on first section of rack body.

Force measuring machine is made up of fixed leg 6, dynamometer spring 7, position-limiting drum 8, rule 9, sliding handle 10, limited bolt 11, slide block 12.Trigger mechanism is made up of fixed touching plate 13, movable contact flat 14 and movable contact flat plate 15.Actuator is made up of set of cells 1, lead 2, DC electromagnet 3 and buzzer 4.In the middle of the work of whole device, mainly used the method for machinery and electronics to be controlled.

It is the iron staff of 2cm left and right sides Gao Yue 5cm that fixed leg 6 in the force measuring machine is selected diameter for use, and be fixed on first section of rack body 16, it is the common material spring of 10g/mm natural length at 20cm-30cm that dynamometer spring 7 is selected stiffness factor for use, be fixed on the fixed leg 6, an and position-limiting drum 8 is installed at 10cm place, the positive lower end of distance fixed leg, in case rocking back and forth of dynamometer spring in the course of the work.Naturally extending position apart from about the head 15cm at dynamometer spring 7, one plastic insulation flat board is installed is movable contact flat plate 15, and length is about 25cm-30cm, and respectively is stained with a copper movable contact flat 14 at the two ends of movable contact flat plate 15.In order to increase the life-span of dynamometer spring 7, in design, introduced a pair of limited bolt 11 again at this, and be fixed on first section of rack body 16, be positioned at about position-limiting drum 8 lower end 10cm.

Force measuring machine is the control assembly of this device, and these parts are responsible for monitoring the surplus of liquid in the infusion bottle, adopts dynamometer spring mechanism (being about to dynamometer spring is fixed on the fixed leg 6 that links to each other with rack body 16) in the design.The design of force measuring machine is mainly according to Hooke's law, and the specification of dynamometer spring is specifically selected according to carrying scope and formal parameter, and in order to guarantee the life-span of dynamometer spring, the present invention has also added limited bolt 11 in the lower end of movable contact flat plate 14.

In addition, at the infusion bottle that has 100ml, 250ml and three kinds of different sizes of 500ml on the market, in this device, also designed the slide rail position of icon 9 rules (promptly), sliding handle 10 residing position in slide rail in use can be determined according to the specification and the different amount of infusion that requires of dissimilar infusion bottles in the residing position of sliding handle when carrying out work by demarcating the infusion bottle of having determined the use different capabilities.Because slide block can slide on slide rail, and on the slide rail lateral surface on both sides scale is arranged, so also can be respectively applied for time of fire alarming and the setting of the time of damming.In addition, consider the reliability of device,, can improve the frictional force of contact surface (also can realize) with the slit that contacts between the slide rail by reducing slide block by adding methods such as slide block bolt for preventing in the malfunction on slide rail of action of gravity sliding block.

In the making of slide block 12, sliding handle 10, having selected 2 length for use at this is the steel ruler of 1mm, 2 box-shaped foams, 2 little brandreths and 2 small punties for the 20cm minimum scale.Concrete making step is: elder generation in the both sides of 16 first sections of rack bodies, makes scale respectively outwardly 2 rules difference secured in parallel, and particular location is for making rule 9 bottom at 3cm-5cm place, limited bolt 11 top.2 little brandreths of reuse are made slide block 12 with 2 box-shaped foams and are individually fixed on the rule, and fix 2 copper sheets respectively as movable contact flat 14 in slide block 12 lower ends.2 small punties of center fixation outside little brandreth are as sliding handle 10 pending demarcation then.

Trigger mechanism is a very important part in this device, and its quality directly will influence the measuring accuracy of this device.The lower end of two slide blocks 12 about two fixed touching plates 13 in the trigger mechanism are individually fixed in, movable contact flat plate 15 is fixed in the certain position of dynamometer spring 7, and two movable contact flats 14 are individually fixed in the both sides of movable contact flat plate 15.When movable contact flat 14 contacts with fixed touching plate 13, just be similar to the closure of two gauge taps, alarm mechanism and the transfusion mechanism of damming starts (be used for the realization of warning function in this contact structure that left side is set, the contact structure on right side be used to infuse the realization of function of damming) simultaneously.

Actuator mainly is made up of the warning and two mechanisms of damming.Alarm mechanism is made up of with lead 2 set of cells 1, buzzer 4, the connection of utilization circuit and disconnection principle.When in the bottle during filled with fluid, dynamometer spring 7 elongation maximums, the fixed touching plate 13 that makes the movable contact flat 14 of movable contact flat plate 15 upper left sides that are connected on the dynamometer spring 7 break away from the left side, circuit disconnects, and buzzer 4 is not worked.Along with the outflow of medicament, dynamometer spring 7 elongations reduce, and bottle rises, and up to the movable contact flat 15 in left side and the fixed touching plate 13 in left side, circuit is connected, and buzzer 4 is directly pointed out warning, or report to the police by the internal lan realization network prompting of medical institutions.

Actuator mainly is divided into buzzer 4 and DC electromagnet 3 two parts.Buzzer 4 has been selected the model of SH09C01YA for use, in installation, set of cells 1 and buzzer 4 are individually fixed in the left end on first section top of rack body 16, and connect with lead 2, and then go between respectively to the fixed touching plate 13 and the movable contact flat 14 in left side, and be attached thereto from the two ends that both do not connect.

The mechanism of damming provides the power that dams by DC electromagnet 3.DC electromagnet 3 is fixed on rack body 16 lower ends, when work, tube for transfusion 17 is placed between two adhesive faces of DC electromagnet 3, for guaranteeing safety, also can add a pair of mobilizable plastics banking stop in case of necessity in the outside of DC electromagnet 3, tube for transfusion 17 is limited in the front of DC electromagnet 3, guarantees that actuator can carry out the function of damming reliably.

In the selection of electric magnet, can require to select direct current or alternating electromagnet according to difference.DC electromagnet will be selected the Patting type electric magnet, and selects the model of power more than 1kg for use; If select alternating electromagnet for use, according to cost calculation, power also should be selected the model more than 1kg for use.In the installation of DC electromagnet 3, at first DC electromagnet 3 is installed in the 3rd section of rack body 16, then set of cells 1 is fixed in the right-hand member on 16 first sections tops of rack body and uses lead 2 that set of cells 1 one ends are linked to each other with DC electromagnet 3 one ends, the two ends that again set of cells 1 do not linked to each other with DC electromagnet 3 at last link to each other with movable contact flat 14 with the fixed touching plate 13 on right side respectively and get final product.The installation process and the DC electromagnet of alternating electromagnet are similar, at first electric magnet is fixed in the 3rd section of rack body, then with the two ends of alternating electromagnet respectively to the right fixed touching plate and movable contact flat lead-in wire and be attached thereto, last go between respectively from the fixed touching plate and the movable contact flat on right side again, and two lines are made supply socket get final product.

Except that above-mentioned, by being provided with, this invention can realize the function that elder generation reports to the police and afterwards dams, and can give buffered time of medical personnel like this, has also embodied the harmonious spirit of " people-oriented " that our modern society advocated.

Claims (6)

1. an automatic control device for infusion is characterized in that: comprise rack body (16), fixed leg (6), dynamometer spring (7), trigger mechanism and actuator; Fixed leg (6) is connected the upper end of rack body (16), and an end of dynamometer spring (7) is fixed on fixed leg (6), and the lower end of dynamometer spring (7) connects trigger mechanism, and trigger mechanism electrically connects actuator.

2. automatic control device for infusion according to claim 1 is characterized in that: at the upper design shell (5) of rack body (16).

3. automatic control device for infusion according to claim 1 and 2, it is characterized in that: in the positive lower end of fixed leg, the middle part of dynamometer spring (7) installs position-limiting drum (8), a pair of limited bolt (11) has been designed in the lower end that is positioned at position-limiting drum (8) lower end, movable contact flat plate (14).

4. automatic control device for infusion according to claim 1 and 2 is characterized in that: the both sides that rack body is (16) first sections are 2 rules of secured in parallel (9) respectively, and rule (9) is bottom on limited bolt (11) top; 2 slide blocks (12) are individually fixed on the rule (9), and slide block (12) lower end is fixing movable contact flat (14) respectively, the sliding handle that the center fixation in the outside is demarcated (10).

5. automatic control device for infusion according to claim 1 is characterized in that: described trigger mechanism comprises fixed touching plate (13), movable contact flat (14) and movable contact flat plate (15); Respectively be stained with a copper movable contact flat (14) at the two ends of movable contact flat plate (15), fixed touching plate (13) design is in the both sides of rack body (16).

6. automatic control device for infusion according to claim 1 is characterized in that: described actuator comprises set of cells (1), lead (2), DC electromagnet (3) and buzzer (4); Set of cells (1) and buzzer (4) are individually fixed in the left end on first section top of rack body (16), and connect with lead (2), and then go between respectively to the fixed touching plate (13) and the movable contact flat (14) in left side, and be attached thereto from the two ends that both do not connect.

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