CN206508326U - Infusion bottle automated needle changeover infusion device arranged in a straight line - Google Patents

Abstract

The infusion bottle linear arrangement automatic needle exchange infusion device, the infusion bottle linear arrangement automatic needle exchange infusion device, includes the base, the lower plate, the upper plate and the pressure plate arranged horizontally from bottom to top, and the rear side of the middle part of the lower plate is vertically provided with a column, the lower plate There is a left diagonal strut and a right diagonal strut between the plate and the column. The upper plate and the pressure plate are sleeved on the column, and the upper plate is fixedly connected with the column. There are at least six cylinders evenly spaced along the left and right horizontal directions. On the upper plate, there are bottle mouth through holes that are transparent up and down in each cylinder. The upper end of the column is threaded with a lock nut located above the pressure plate; A horizontal reciprocating mechanism and an automatic needle pricking mechanism arranged on the horizontal reciprocating mechanism. The utility model has the advantages of reasonable design, simple structure and high degree of automation, which fully reduces the labor intensity of nursing staff, saves a lot of time, and fully improves the efficiency of medical services.

Description

Infusion bottle linear arrangement automatic needle change infusion device

technical field

The utility model relates to a medical device, in particular to an infusion bottle linearly arranged automatic needle-changing transfusion device.

Background technique

With the development of society, people's requirements for medical conditions are getting higher and higher. However, due to the limited number of medical workers, it is the general trend to gradually improve the automation level of medical equipment. Some patients need to infuse multiple bottles or bags of medicines during infusion. At present, nursing workers need to manually replace each bottle of medicines after infusion. When there are many infusion patients, this will take up a lot of time and energy for nursing workers. If It can automatically change the needle at the liquid input end of the infusion tube to a different bottle, which will certainly reduce the labor intensity of nursing workers to a certain extent, which also has positive significance for improving the automation of medical equipment.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a linear arrangement of infusion bottles and an automatic needle-changing infusion device with simple structure, high degree of automation, time saving and energy saving.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: the infusion bottle is arranged in a straight line and the automatic needle-changing infusion device includes a base, a lower plate, an upper plate and a pressure plate arranged horizontally from bottom to top. The flat plate is set on the top of the support, and the rear side of the middle part of the lower plate is vertically provided with a column. There are left and right inclined struts between the lower plate and the column. The upper plate and the pressure plate are set on the column, and the upper plate is fixedly connected with the column. , the column is provided with a support sleeve located under the upper plate and used to support the upper plate, and the upper plate is provided with a cylinder for accommodating an upside-down infusion bottle. The center line of the cylinder is parallel to the column, and the cylinder is evenly spaced along the left and right horizontal directions There are at least six, and the upper plate is provided with a bottle mouth through hole that is transparent up and down in each cylinder, and the upper end of the column is threaded with a lock nut located above the pressure plate;

The lower plate is equipped with a horizontal reciprocating mechanism that moves horizontally along the left and right and an automatic needle pricking mechanism on the horizontal reciprocating mechanism;

The horizontal reciprocating movement mechanism includes a rack and a guide rail horizontally arranged on the lower plate along the left and right directions. The guide rail is located behind the rack, and a slider is slidably connected to the guide rail through a dovetail groove structure. There is a mounting box on the slider, and a Stepper motor, the main shaft of the stepper motor passes through the installation box forward and is connected with a gear, and the bottom of the gear meshes with the rack.

The automatic needle pricking mechanism includes an electric push rod on the top of the installation box. The push rod of the electric push rod is parallel to the column. The upper end of the push rod of the electric push rod is fixed with a mounting bracket. The upper end of the shaft is coaxially connected with a pricking needle located directly below the bottle mouth through hole, and the lower end of the hollow shaft is coaxially connected with a quick joint and a bottle mouth through hole.

The mounting frame is provided with an upper limit switch which can contact and cooperate with the lower surface of the upper plate, and a left limit switch and a right limit switch are respectively provided at the left end and the right end of the guide rail.

Adopting the above-mentioned technical scheme, the working principle and process of the utility model are as follows: first connect the inlet of the infusion tube to the quick joint at the lower end of the hollow shaft, then lift the pressure plate upwards, put the infusion bottle upside down into the barrel, each barrel An infusion bottle full of medicinal liquid is placed in the body, and the mouth of the infusion bottle passes through the through hole of the bottle mouth downwards. Then, the locking nut is turned to make the pressure plate press down on the tops of all the infusion bottles. If the slider and the installation box are located at the left end of the guide rail, control the stepper motor to move to the right, the stepper motor drives the gear to rotate, and the gear rotates on the rack, driving the slider and the installation box to move right to the leftmost infusion bottle Below, the cork of the infusion bottle is just above the needle, the stepper motor stops, the electric push rod is started, the electric push rod pushes the mounting frame upward, and the needle on the mounting frame pierces the cork upward and extends into the infusion bottle , when the upper limit switch touches the lower surface of the upper mounting plate, the electric push rod stops, and then the infusion can be performed normally. When the liquid in the infusion bottle is about to run out, the push rod of the electric push rod pulls down the installation frame, and the needle exits the infusion bottle, and then the stepping motor starts, driving the installation box and the needle to move right to the second infusion on the left Below the bottle, the stepping motor stops, and then the electric push rod starts to drive the needle to move upward. After the needle penetrates into the infusion bottle, the electric push rod stops. After the transfusion of this infusion bottle is completed, the needle is automatically changed according to the above-mentioned process.

The pressing plate plays the role of limiting the position of the infusion bottle, avoiding the upward movement of the infusion bottle when the needle is inserted into the cork, and ensuring the stability of the needle injection process. In addition, a protective tube cover for covering the automatic needle pricking mechanism and the power drive mechanism can be arranged on the lower plate, there is a gap between the upper edge of the protective tube cover and the lower surface of the upper plate, and the side part of the protective tube cover is provided with perforation. The protective cylinder cover is used to protect the power drive mechanism and automatic needle pricking mechanism. It not only looks good, but also can avoid human contact with the power drive mechanism and automatic needle pricking mechanism, and has good safety and reliability. The perforation provided on the side of the protective tube cover is used for passing the infusion tube connected with the quick connector.

The control unit used to control components such as stepper motor, electric push rod, upper limit switch, left limit switch and right limit switch can be set in the nursing staff's office or on the fixed plate.

To sum up, the utility model has reasonable design, simple structure, high degree of automation, fully reduces the labor intensity of nursing staff, saves a lot of time, and fully improves the efficiency of medical services.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a side view of the horizontal reciprocating mechanism in Fig. 1 .

detailed description

As shown in Fig. 1 and Fig. 2, the infusion bottle linear arrangement automatic needle-changing infusion device of the present utility model comprises base 1, lower plate 2, upper plate 3 and pressure plate 4 that are arranged horizontally from bottom to top in sequence, and base 1 is provided with There is a support 5, the lower plate 2 is arranged on the top of the support 5, the rear side of the middle part of the lower plate 2 is vertically provided with a column 6, and a left diagonal brace 7 and a right diagonal brace 8 are arranged between the lower plate 2 and the column 6, and the left diagonal brace The setting of the rod 7 and the right diagonal strut 8 can ensure that the column 6 is always kept vertical. 3 below and used to support the support sleeve 9 of the upper plate 3, the upper plate 3 is provided with a cylinder 10 for accommodating an upside-down infusion bottle, the center line of the cylinder 10 is parallel to the column 6, and the cylinders 10 are evenly spaced along the left and right horizontal directions There are at least six, and the upper plate 3 is provided with a bottle mouth through hole 11 transparent up and down in each cylinder 10 , and the upper end of the column 6 is threaded with a lock nut 12 located above the pressure plate 4 .

The lower plate 2 is provided with a horizontal reciprocating movement mechanism horizontally moving left and right and an automatic needle pricking mechanism arranged on the horizontal reciprocation movement mechanism.

The horizontal reciprocating mechanism includes a rack 13 and a guide rail 14 horizontally arranged on the lower plate 2 along the left-right direction. The guide rail 14 is located behind the rack 13, and the guide rail 14 is slidably connected with a slider 15 through a dovetail groove structure. The slider 15 is provided with Mounting box 16, is provided with stepper motor 17 in the mounting box 16, the main shaft of stepping motor 17 passes through mounting box 16 forward and is connected with gear 18, and the bottom of gear 18 meshes with rack 13.

Automatic needle pricking mechanism comprises the electric push rod 19 that is located at the top of installation case 16, and the push rod of electric push rod 19 is parallel with column 6, and the push rod upper end of electric push rod 19 is fixedly provided with mounting frame 20, and mounting frame 20 is provided with Column 6 is parallel to the hollow shaft, the upper end of the hollow shaft is coaxially connected with a needle 21 positioned directly below the through hole 11 of the bottle mouth, and the lower end of the hollow shaft is coaxially connected with a quick joint 22 and the through hole 11 of the bottle mouth. The exterior of the lower end of the pricking needle 21 is threadedly connected with the inner wall of the upper part of the hollow shaft, and the exterior of the upper end of the quick joint 22 is threaded with the inner wall of the upper part of the hollow shaft.

The mounting bracket 20 is provided with an upper limit switch 23 that can contact and cooperate with the lower surface of the upper plate 3, and the left and right ends of the guide rail 14 are respectively provided with a left limit switch 24 and a right limit switch 25 for limiting the position of the installation box 16, Avoid derailment of the installation box 16 .

The working principle and process of the utility model are as follows: first connect the inlet of the infusion tube to the quick connector 22 at the lower end of the hollow shaft, then lift the pressing plate 4 up, put the infusion bottle upside down into the cylinder 10, each cylinder All place the transfusion bottle that a bottle is filled with medicinal liquid in 10, the bottleneck of transfusion bottle passes bottleneck through hole 11 downwards, then, turn locking nut 12 and make pressing plate 4 press all transfusion bottle tops downwards. If the slider 15 and the installation box 16 are located at the left end of the guide rail 14, the stepper motor 17 is controlled to move to the right, the stepper motor 17 drives the gear 18 to rotate, and the gear 18 rotates on the rack 13, driving the slider 15 and the installation box 16 to the right. Move right to the bottom of the leftmost infusion bottle, the stopper of the infusion bottle is just above the needle 21, the stepping motor 17 stops, the electric push rod 19 is started, the electric push rod 19 pushes the mounting frame 20 upwards, and the mounting frame The pricking needle 21 on the 20 pierces the bottle stopper upwards and stretches in the infusion bottle, and when the upper limit switch 23 touches the lower surface of the upper mounting plate, the electric push rod 19 stops, and then just can normally carry out the infusion. After the liquid in the middle of the infusion bottle is about to flow, the push rod of the electric push rod 19 pulls the installation frame 20 downwards, and the needle 21 withdraws from the infusion bottle, and then the stepper motor 17 starts to drive the installation box 16 and the needle 21 to move to the right. Below the second infusion bottle on the left side, the stepper motor 17 stops, and then the electric push rod 19 starts to drive the pricking needle 21 to move upwards. After the pricking needle 21 stretches into this infusion bottle, the electric push rod 19 stops. After the transfusion of this infusion bottle is completed, the needle is automatically changed according to the above-mentioned process.

The pressing plate 4 plays the role of limiting the position of the infusion bottle, avoiding the upward movement of the infusion bottle when the needle 21 is pierced into the cork, and ensuring the stability of the needle 21 process. In addition, a shielding tube cover for covering the automatic needle pricking mechanism 21 and the power drive mechanism can be set on the lower plate 2. There is a gap between the upper edge of the shielding tube cover and the lower surface of the upper plate 3, and the side of the shielding tube cover There are perforations at the bottom. The protective tube cover is used to protect the power drive mechanism and the automatic needle pricking mechanism 21, which not only has a good appearance, but also can avoid human contact with the power drive mechanism and the automatic needle pricking mechanism 21, and has good safety and reliability. The perforation provided on the side of the protective tube cover is used to pass through the infusion tube connected with the quick connector 22 .

The control unit that is used to control components and parts such as stepper motor 17, electric pushrod 19, upper limit switch 23, left limit switch 24 and right limit switch 25 can be located at nurse's office, also can be set on the fixed plate.

The above embodiments are only used to illustrate and not limit the technical solutions of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that the present utility model can still be modified or equivalently replaced. Any modification or partial replacement without departing from the spirit and scope of the present utility model shall fall within the scope of the claims of the present utility model.

Claims (3)

1. infusion bottle automated needle changeover infusion device arranged in a straight line, it is characterised in that：Including horizontally disposed bottom successively from bottom to top Seat, lower flat board, upper flat plate and pressing plate, base are provided with support, and lower flat board is located at rear side in the middle part of cradle top, lower flat board and vertically set There is column, lower that left hound and right hound are provided between flat board and column, upper flat plate and pressing plate are set on column, upper flat plate It is fixedly connected with column, column is provided with the support set for being located at below upper flat plate and being used for and support upper flat plate, upper flat plate is provided with Cylinder for accommodating upside down infusion bottle, the center line of cylinder is parallel with column, cylinder along left and right horizontal direction it is uniform between Every bottleneck through hole penetrating up and down, the connection of column threaded upper ends provided with least six, are offered on upper flat plate in each cylinder There is the locking nut above pressing plate；

Lower flat board be provided with the horizontal reciprocating travel mechanism that is moved along left and right horizontal and be located in horizontal reciprocating travel mechanism from Dynamic acupuncture treatment mechanism；

Horizontal reciprocating travel mechanism includes level in left-right direction and is located at rack and guide rail on lower flat board, and guide rail is located at after rack Sliding block is slidably connected by oat tail groove structure on side, guide rail, sliding block is installed and stepper motor is provided with case provided with case is installed, The main shaft of stepper motor advances through installation case and is connected with gear, and gear bottom is engaged with rack.

2. infusion bottle automated needle changeover infusion device arranged in a straight line according to claim 1, it is characterised in that：Automatic acupuncture treatment machine Structure includes being located at the electric pushrod for installing box top, and the push rod of electric pushrod is parallel with column, and the push rod upper end of electric pushrod is consolidated Surely mounting bracket is provided with, mounting bracket is provided with the hollow shaft parallel with column, and coaxial be connected with hollow shaft upper end is led to positioned at bottleneck Acupuncture treatment immediately below hole, hollow shaft lower end is coaxial to be connected with snap joint, bottleneck through hole.

3. infusion bottle automated needle changeover infusion device arranged in a straight line according to claim 2, it is characterised in that：Set on mounting bracket Have a upper limit position switch that can be engaged with upper flat plate lower surface, guide rail left end and right-hand member be respectively equipped with a left limit switch and Right limit is switched.