CN215893879U

CN215893879U - Air pump

Info

Publication number: CN215893879U
Application number: CN202121992286.8U
Authority: CN
Inventors: 杨国交
Original assignee: Guangdong Lvs Robot Technology Co ltd
Current assignee: Guangdong Lvs Robot Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-22
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of medical equipment and discloses an inflator.A pressure sensor in the device can detect whether an inflation pressure value in a waste liquid bag to be inflated is between a low air pressure detection value and a high air pressure detection value to judge the size of inflation quantity, and a pressure alarm discontinuously flickers when abnormal so as to ensure the stability of inflation pressure and the inflation quality; in addition, the position sensor is arranged to detect the position of the waste liquid bag to be inflated so as to determine whether inflation is needed.

Description

Air pump

Technical Field

The utility model belongs to the technical field of medical equipment, and particularly relates to an inflator.

Background

In the medical field, the medicine bag and the rubber tube need to be connected together so as to be conveniently communicated with a transfusion pipeline, and then liquid medicine is conveyed to a patient.

In the production process for connecting the medicine bag and the rubber tube, the medicine bag comprises a waste liquid bag and a stock solution bag which are connected together through a Y-shaped rubber tube. In the production process, the stock solution is filled into the stock solution bag, then the waste solution bag is inflated, and finally the stock solution bag and the waste solution bag are connected together through the rubber tube. On one hand, the existing inflator is not easy to detect the inflation quantity and influence the inflation quality; on the other hand it is also inconvenient to detect when inflation is required.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the inflator is provided to solve the problems that the existing inflator is not easy to detect the inflation quantity and affects the inflation quality; on the other hand, the problem of detecting when the air needs to be inflated is inconvenient.

In order to achieve the purpose, the utility model provides an inflator, which comprises an inflator body 2, an inflation pipeline 12, an inflation nozzle 4, a pressure sensor 9, a pressure alarm 6 and a position sensor 10, wherein the position sensor can detect the position of a waste liquid bag to be inflated;

the inflation pipeline 12 is arranged in the inflator body 2, the inflation nozzle 4 is communicated with the outlet end of the inflation pipeline 12 and extends out of the inflator body 2, and the inflation pipeline 12 is provided with an electromagnetic valve 8;

the pressure sensor 9 is positioned at the outlet end of the inflation pipeline 12, and the pressure sensor 9 can detect the pressure at the joint of the waste liquid bag to be inflated and the inflation nozzle 4;

the electromagnetic valve 8, the pressure sensor 9 and the position sensor 10 are all connected with a controller, and the controller is connected with the pressure alarm 6.

Further, the pressure sensor 9 is a pressure switch.

Further, the controller is a PLC controller.

Further, the pressure alarm 6 is an optical alarm or an audible and visual alarm.

Further, the position sensor is a photoelectric switch.

Further, a speed control valve 11 is further arranged on the inflation pipeline 12, and the speed control valve 11 is connected with the controller.

Further, a control panel 25 is included, and the controller is connected to the control panel 25.

Further, an inflator flow-limiting pipe 3 is arranged at the inlet of the inflation pipeline 12, and the inlet of the inflator flow-limiting pipe 3 extends out of the bottom wall 22 of the inflator body.

Further, the inflating nozzle 4 is installed on the left side wall 21 of the inflator body through a fixing plate sealing cover 7 and an inflating nozzle installing block 5, and the outlet of the inflating nozzle 4 extends out of the left side wall 21 of the inflator body.

Further, a front side door 24 is arranged on the front wall of the inflator body 2; a fixing plate 23 is arranged on the left side of the top end of the inflator body 2; the bottom end of the inflator body 2 is provided with support rods 1 which are uniformly distributed.

Compared with the prior art, the inflator provided by the embodiment of the utility model has the beneficial effects that: according to the inflator disclosed by the utility model, the pressure sensor in the device can detect whether the inflation pressure value in the waste liquid bag to be inflated is between the low air pressure detection value and the high air pressure detection value so as to judge the magnitude of the inflation quantity, and the pressure alarm intermittently flickers when abnormal so as to ensure the stability of the inflation pressure and the inflation quality; in addition, the position sensor is arranged to detect the position of the waste liquid bag to be inflated so as to determine whether inflation is needed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model without limitation. In the drawings:

FIG. 1 is a schematic view of an inflator according to an embodiment of the present invention;

FIG. 2 is a schematic top view of an inflator in accordance with an embodiment of the present invention;

FIG. 3 is a schematic view of the structure in the direction A-A in the soil.

Description of reference numerals:

1. a support bar; 2. an inflator body; 21. a left sidewall of the inflator body; 22. a bottom wall of the inflator body; 23. a fixing plate; 24. a front side door; 25. a control panel; 3. an inflator restrictor tube; 4. an air charging nozzle; 5. an inflating nozzle mounting block; 6. a pressure alarm; 7. a fixing plate sealing cover; 8. an electromagnetic valve; 9. a pressure sensor; 10. a position sensor; 11. a speed control valve; 12. and (4) an inflation pipeline.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "disposed on" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured" to, or "fixedly coupled" to another element, it can be removably secured or non-removably secured to the other element. When an element is referred to as being "connected," "pivotally connected," to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1, an inflator according to a preferred embodiment of the present invention, as shown in fig. 1 to 3, includes an inflator body 2, an inflation pipe 12, an inflation nozzle 4, a pressure sensor 9, a pressure alarm 6, and a position sensor 10 capable of detecting the position of a waste bag to be inflated;

During operation, insert inflation nozzle 4 and wait to aerify waste liquid bag, position sensor 10 detects and waits to aerify waste liquid bag, pass the signal to the controller, controller control solenoid valve 8 is opened, pressure sensor 9 detects the pressure of waiting to aerify waste liquid bag and 4 junctions of inflation nozzle at any time, whether the inflation pressure value lies in the low pressure detection value during the inspection normal production, between the high pressure detection value, judge the size of inflation volume, pressure alarm 6 is interrupted the scintillation when unusual, pressure alarm 6 is the yellow pilot lamp in this example, lie in 2 tops of inflator body, the color pilot lamp twinkles 9 times when pressure is unusual. The low air pressure detection value and the high air pressure detection value can be set according to the actual production condition.

The pressure sensor 9 may be a pressure switch.

The controller is a PLC controller.

The pressure alarm 6 is an optical alarm or an audible and visual alarm.

The position sensor 10 is an opto-electronic switch.

The charging pipeline 12 is also provided with a speed control valve 11, and the speed control valve 11 is connected with a controller. The speed control valve 11 is advantageous for regulating the speed of inflation according to actual needs.

And the controller also comprises a control panel 25, and the controller is connected with the control panel 25.

Further, the inflating nozzle 4 is installed on the left side wall 21 of the inflator body through the fixing plate cover 7 and the inflating nozzle installing block 5, and the outlet of the inflating nozzle 4 extends out of the left side wall 21 of the inflator body. The fixed plate sealing cover 7 and the inflating nozzle mounting block 5 are both provided with an inflating nozzle 4 channel, and the fixed plate sealing cover 7 and the inflating nozzle mounting block 5 are both of the existing structure and are fixed through bolts.

Further, a front side door 24 is arranged on the front wall of the inflator body 2; a fixing plate 23 is arranged on the left side of the top end of the inflator body 2; the bottom end of the inflator body 2 is provided with support rods 1 which are uniformly distributed. The support rod 1 in this example is a 4-screw rod.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. An inflator, characterized in that: comprises an inflator body (2), an inflation pipeline (12), an inflation nozzle (4), a pressure sensor (9), a pressure alarm (6) and a position sensor (10) which can detect the position of the waste liquid bag to be inflated;

the inflation pipeline (12) is arranged in the inflator body (2), the inflation nozzle (4) is communicated with the outlet end of the inflation pipeline (12) and extends out of the inflator body (2), and the inflation pipeline (12) is provided with an electromagnetic valve (8);

the pressure sensor (9) is positioned at the outlet end of the inflation pipeline (12), and the pressure sensor (9) can detect the pressure at the joint of the waste liquid bag to be inflated and the inflation nozzle (4);

the electromagnetic valve (8), the pressure sensor (9) and the position sensor (10) are all connected with a controller, and the controller is connected with the pressure alarm (6).

2. The inflator of claim 1 wherein: the pressure sensor (9) is a pressure switch.

3. The inflator of claim 1 wherein: the controller is a PLC controller.

4. The inflator of claim 1 wherein: the pressure alarm (6) is an optical alarm or an audible and visual alarm.

5. The inflator of claim 1 wherein: the position sensor (10) is a photoelectric switch.

6. An inflator according to any one of claims 1 to 5 wherein: the inflation pipeline (12) is further provided with a speed control valve (11), and the speed control valve (11) is connected with the controller.

7. The inflator of claim 6 wherein: the device also comprises a control panel (25), and the controller is connected with the control panel (25).

8. The inflator of claim 6 wherein: an inflator flow-limiting pipe (3) is arranged at the inlet of the inflation pipeline (12), and the inlet of the inflator flow-limiting pipe (3) extends out of the bottom wall (22) of the inflator body.

9. The inflator of claim 6 wherein: the inflation nozzle (4) is installed on the left side wall (21) of the inflator body through a fixing plate sealing cover (7) and an inflation nozzle installation block (5), and the outlet of the inflation nozzle (4) extends out of the left side wall (21) of the inflator body.

10. The inflator of claim 9 wherein: a front side door (24) is arranged on the front wall of the inflator body (2); a fixing plate (23) is arranged on the left side of the top end of the inflator body (2); the bottom end of the inflator body (2) is provided with support rods (1) which are uniformly distributed.