CN216644637U

CN216644637U - Intelligent liquid nitrogen adding container for medical treatment

Info

Publication number: CN216644637U
Application number: CN202123164325.8U
Authority: CN
Inventors: 杨朝; 黄官友; 赵淑云; 王宇
Original assignee: Affiliated Hospital of Guizhou Medical University
Current assignee: Affiliated Hospital of Guizhou Medical University
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-31
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses an intelligent liquid nitrogen adding container for medical treatment, and relates to the technical field of medical appliances. The device comprises a mounting plate, wherein a liquid nitrogen adding tank is arranged above the mounting plate, protective plates are symmetrically arranged on the front side and the rear side of the liquid nitrogen adding tank, a plurality of weighing sensors are uniformly arranged below the liquid nitrogen adding tank along the circumferential direction of the liquid nitrogen adding tank, and a controller is arranged on the front wall of the protective plate in front of the liquid nitrogen adding tank; the second sponge, the outer shell and the first sponge are sequentially arranged outside the inner shell from inside to outside, the electromagnetic valve is arranged below the outer shell, and the liquid outlet end of the electromagnetic valve is hermetically connected with a liquid outlet pipe; the singlechip is electrically connected with a display screen. According to the utility model, the heat insulation performance is improved through the second sponge and the first sponge, the protection performance is improved through the protection plate and the first sponge, the liquid nitrogen adding tank is weighed through the weighing sensor, and after quantitative addition, the single chip microcomputer controls the electromagnetic valve to be closed, so that the quantitative addition is automatically completed.

Description

Intelligent liquid nitrogen adding container for medical treatment

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to an intelligent liquid nitrogen adding container for medical treatment.

Background

Liquid nitrogen is liquid nitrogen, is colorless and non-corrosive, is extremely low in temperature, is mostly produced by air fractionation, and is widely applied to the industries, the medical industry and the food industry, wherein in the medical industry, living tissues and biological samples can be preserved by utilizing the liquid nitrogen, and the liquid nitrogen can also be used as a refrigerant for rapidly freezing the biological tissues and preventing the tissues from being damaged, in addition, in a surgical operation, the rapid freezing method can be used for helping hemostasis and removing a part needing to be cut away on a superficial layer of the skin surface, generally, the liquid nitrogen needs to be taken out from a liquid nitrogen adding container when in use, but the liquid nitrogen still has the following defects in practical use:

1. in the prior art, nitrogen cannot be taken according to the nitrogen consumption, so that the use is inconvenient;

2. the existing liquid nitrogen adding container has the defects of protection and heat preservation performance.

Therefore, in the prior art, when nitrogen is taken, the nitrogen cannot be taken according to the nitrogen consumption, the use is inconvenient, the protective property and the heat preservation performance of the existing liquid nitrogen adding container are insufficient, and the requirement in actual use cannot be met, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent liquid nitrogen adding container for medical treatment, which has the advantages that the heat preservation performance is improved through a second sponge and a first sponge, the protection performance is improved through a protection plate and the first sponge, the liquid nitrogen adding tank is weighed through a weighing sensor, after quantitative addition, a single chip microcomputer controls an electromagnetic valve to be closed, and quantitative addition is automatically completed.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an intelligent liquid nitrogen adding container for medical treatment, which comprises a mounting plate, wherein a liquid nitrogen adding tank is arranged above the mounting plate, protective plates are symmetrically arranged on the front side and the rear side of the liquid nitrogen adding tank, a plurality of weighing sensors are uniformly arranged below the liquid nitrogen adding tank along the circumferential direction of the liquid nitrogen adding tank, and a controller is arranged on the front wall of the protective plate in front of the liquid nitrogen adding tank; the liquid nitrogen adding tank comprises an inner shell, second sponge, an outer shell and first sponge are sequentially arranged outside the inner shell from inside to outside, the outer shell and the inner shell are arranged in a vacuum mode, an electromagnetic valve is arranged below the outer shell, and a liquid outlet end of the electromagnetic valve is connected with a liquid outlet pipe in a sealing mode; the controller comprises a single chip microcomputer, a display screen is electrically connected to the single chip microcomputer, meanwhile, the input ends of the electromagnetic valve and the weighing sensor are electrically connected with the output end of the single chip microcomputer through a conducting wire, and the input end of the single chip microcomputer is electrically connected with an external power supply through a conducting wire.

Further, the inner shell passes through connecting rod and shell fixed connection, the lower wall of inner shell is sealed to be fixed with the connecting pipe, and the inner space of connecting pipe communicates with each other with the inner space of inner shell, and the lower extreme of connecting pipe extends to the outside of first sponge, connecting pipe and shell sealing connection, and the feed liquor end of solenoid valve and the lower extreme sealing fixation of connecting pipe.

Further, a plurality of supporting legs are uniformly fixed on the lower wall of the shell along the circumferential direction of the shell, the lower ends of the supporting legs are in contact with the upper wall of the weighing sensor, a limiting sleeve is fixed on the outer portion of the weighing sensor, corresponding to the upper wall of the mounting plate, and the horizontal plane of the upper wall of the limiting sleeve is higher than that of the upper wall of the weighing sensor.

Further, the border department of mounting panel evenly is provided with a plurality of second bolts along the circumferencial direction of mounting panel, the guard plate passes through first bolt and mounting panel fixed connection.

Further, a notch is formed in the left side of the mounting plate, and one end, far away from the electromagnetic valve, of the liquid outlet pipe penetrates through the notch and extends to the outside of the protection plate.

Furthermore, the outside of singlechip is provided with the protective housing, and protective housing and the guard plate fixed connection that corresponds, the below of display screen is provided with control button corresponding to the antetheca of protective housing.

The utility model has the following beneficial effects:

1. the utility model sets a single chip, a solenoid valve and a weighing sensor, when taking nitrogen, firstly, one end of a liquid outlet pipe far away from the solenoid valve is connected with a nitrogen taking container, at the moment, the single chip is set for the nitrogen taking amount by operating a control button, after the setting is finished, the single chip controls the solenoid valve to be opened, liquid nitrogen in the liquid nitrogen adding pipe sequentially passes through a connecting pipe, the solenoid valve and the liquid outlet pipe to flow into the nitrogen taking container, at the moment, the weighing sensor detects the weight of a liquid nitrogen adding tank in real time, when the preset nitrogen taking amount is reached, the single chip controls the solenoid valve to be closed to stop the nitrogen taking, compared with the prior art, the utility model detects the weight of the liquid nitrogen adding tank by the weighing sensor, controls the solenoid valve by the single chip to realize the automatic quantitative nitrogen taking operation, has convenient use, and solves the problem that the prior art can not take nitrogen according to the nitrogen amount, inconvenient use.

2. According to the utility model, the protection plate, the first sponge and the second sponge are arranged, the inner shell and the outer shell are in a vacuum state, so that a better heat preservation effect is achieved, the heat preservation performance is improved by filling the second sponge between the inner shell and the outer shell, meanwhile, the first sponge is positioned outside the outer shell, so that not only is the heat preservation effect further improved, but also an external force prevention effect is provided, the anti-slip plate is positioned outside the liquid nitrogen adding tank, so that protection is provided for the liquid nitrogen adding tank, the liquid nitrogen adding tank is further prevented from being damaged by external force, and the problem that the protection performance and the heat preservation performance of the existing liquid nitrogen adding container are insufficient is solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a sectional view in elevation of FIG. 1;

FIG. 3 is a rear view structural diagram of the present invention;

fig. 4 is an exploded structural view of the controller of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a liquid nitrogen addition tank; 101. a first sponge; 102. a housing; 1021. a support leg; 103. a second sponge; 104. an inner shell; 1041. a connecting pipe; 105. an electromagnetic valve; 1051. a liquid outlet pipe; 106. a connecting rod; 2. a protection plate; 201. a first bolt; 202. a notch; 3. a controller; 301. a protective shell; 302. a single chip microcomputer; 303. a display screen; 304. a control button; 4. mounting a plate; 401. a limiting sleeve; 402. a second bolt; 5. and a weighing sensor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the utility model relates to an intelligent liquid nitrogen adding container for medical treatment, which comprises a mounting plate 4, wherein a liquid nitrogen adding tank 1 is arranged above the mounting plate 4 and used for storing liquid nitrogen, when the liquid nitrogen is taken, the liquid nitrogen container is held to take nitrogen, protective plates 2 are symmetrically arranged on the front side and the rear side of the liquid nitrogen adding tank 1 to provide external force protection for the liquid nitrogen adding tank 1 and increase the external force damage resistance of the liquid nitrogen adding tank 1, a plurality of weighing sensors 5 are uniformly arranged below the liquid nitrogen adding tank 1 along the circumferential direction of the liquid nitrogen adding tank 1 to monitor the weight of the liquid nitrogen adding tank 1, and a controller 3 is arranged on the front wall of the protective plate 2 in front to realize the quantitative nitrogen measurement; the liquid nitrogen adding tank 1 comprises an inner shell 104, a second sponge 103, an outer shell 102 and a first sponge 101 are sequentially arranged outside the inner shell 104 from inside to outside, a vacuum is arranged between the outer shell 102 and the inner shell 104, the vacuum can prevent the temperature of the external environment from influencing the liquid nitrogen inside the liquid nitrogen adding tank 1, an electromagnetic valve 105 is arranged below the outer shell 102, the nitrogen taking amount is controlled by opening and closing the electromagnetic valve 105, a liquid outlet end of the electromagnetic valve 105 is hermetically connected with a liquid outlet pipe 1051, the liquid outlet pipe 1051 is a special hose for adding liquid nitrogen, the influence of the liquid outlet pipe 1051 on the weight of the liquid nitrogen adding tank 1 detected by a weighing sensor 5 can be reduced as much as possible, and when the nitrogen is taken, one end of the liquid outlet pipe 1051, which is far away from the electromagnetic valve 105, is connected with a nitrogen taking container; the controller 3 comprises a single chip microcomputer 302, a display screen 303 is electrically connected to the single chip microcomputer 302 and used for displaying weight information of a set nitrogen taking amount and a liquid nitrogen adding tank 1, meanwhile, input ends of the electromagnetic valve 105 and the weighing sensor 5 are electrically connected with an output end of the single chip microcomputer 302 through conducting wires, an input end of the single chip microcomputer 302 is electrically connected with an external power supply through conducting wires, the electromagnetic valve 105, the weighing sensor 5 and the single chip microcomputer 302 are all in the prior art, and the type of the single chip microcomputer 302 is not limited.

As shown in fig. 1 and 2, the inner shell 104 is fixedly connected to the outer shell 102 through a connecting rod 106, the inner shell 104 and the outer shell 102 are in a relatively fixed state, a connecting pipe 1041 is fixed to a lower wall of the inner shell 104 in a sealing manner, an inner space of the connecting pipe 1041 is communicated with an inner space of the inner shell 104, a lower end of the connecting pipe 1041 extends to an outside of the first sponge 101, the connecting pipe 1041 is connected to the outer shell 102 in a sealing manner, a liquid inlet end of the electromagnetic valve 105 is fixed to a lower end of the connecting pipe 1041 in a sealing manner, and liquid nitrogen inside the liquid nitrogen adding tank 1 sequentially passes through the connecting pipe 1041 and the electromagnetic valve 105 to enter an inside of the liquid outlet pipe 1051 in a nitrogen taking state.

The lower wall of shell 102 is fixed with a plurality of landing legs 1021 along the circumferencial direction of shell 102 evenly, support for shell 102 provides, and the lower extreme of landing leg 1021 and weighing sensor 5's upper wall contact, the outside of weighing sensor 5 corresponds the upper wall of mounting panel 4 and is fixed with stop collar 401, weighing sensor 5 and landing leg 1021 carry on spacingly, avoid the lower extreme and the weighing sensor 5 of landing leg 1021 to break away from, and the horizontal plane of stop collar 401 upper wall is higher than the horizontal plane of weighing sensor 5 upper wall.

Wherein as shown in fig. 1, 3, the edgewise department of mounting panel 4 evenly is provided with a plurality of second bolts 402 along the circumferencial direction of mounting panel 4, and mounting panel 4 passes through second bolt 402 and ground fixed connection, and guard plate 2 passes through first bolt 201 and mounting panel 4 fixed connection, when overhauing liquid nitrogen and adding jar 1, can remove liquid nitrogen and add jar 1 through tearing down first bolt 201.

A notch 202 is formed in the left side of the mounting plate 4 to provide a space for the liquid outlet pipe 1051, and one end of the liquid outlet pipe 1051 far away from the solenoid valve 105 penetrates through the notch 202 and extends to the outside of the protection plate 2.

Wherein as shown in fig. 1, 4, the outside of singlechip 302 is provided with protective housing 301, for singlechip 302 provides the platform, simultaneously for singlechip 302 provides prevents external force protection, and protective housing 301 and the guard plate 2 fixed connection that corresponds, the below of display screen 303 is provided with control button 304 corresponding to the antetheca of protective housing, can get the settlement of nitrogen volume to singlechip 302 through operation control button 304.

One specific application of this embodiment is: when getting nitrogen, at first with drain pipe 1051 keep away from the one end of solenoid valve 105 with get nitrogen container and link to each other, get the setting of nitrogen volume to singlechip 302 through operation control button 304 this moment, after the setting is accomplished, singlechip 302 control solenoid valve 105 opens, the inside liquid nitrogen of liquid nitrogen interpolation pipe can pass connecting pipe 1041 in proper order, solenoid valve 105 and drain pipe 1051 flow to the inside of getting nitrogen container, weighing sensor 5 carries out real-time detection to the weight of liquid nitrogen interpolation jar 1 this moment, when reacing the nitrogen volume of getting that predetermines, singlechip 302 control solenoid valve 105 closes and stops out nitrogen.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.

Claims

1. An intelligent liquid nitrogen adding container for medical treatment, which comprises a mounting plate (4), and is characterized in that: a liquid nitrogen adding tank (1) is arranged above the mounting plate (4), protection plates (2) are symmetrically arranged on the front side and the rear side of the liquid nitrogen adding tank (1), a plurality of weighing sensors (5) are uniformly arranged below the liquid nitrogen adding tank (1) along the circumferential direction of the liquid nitrogen adding tank (1), and a controller (3) is arranged on the front wall of the protection plate (2) in front of the liquid nitrogen adding tank;

the liquid nitrogen adding tank (1) comprises an inner shell (104), a second sponge (103), an outer shell (102) and a first sponge (101) are sequentially arranged outside the inner shell (104) from inside to outside, the outer shell (102) and the inner shell (104) are arranged in a vacuum mode, an electromagnetic valve (105) is arranged below the outer shell (102), and a liquid outlet end of the electromagnetic valve (105) is connected with a liquid outlet pipe (1051) in a sealing mode;

the controller (3) comprises a single chip microcomputer (302), and the single chip microcomputer (302) is electrically connected with a display screen (303).

2. The intelligent liquid nitrogen adding container for medical treatment as claimed in claim 1, wherein the inner shell (104) is fixedly connected with the outer shell (102) through a connecting rod (106), a connecting pipe (1041) is hermetically fixed on the lower wall of the inner shell (104), the lower end of the connecting pipe (1041) extends to the outside of the first sponge (101), the connecting pipe (1041) is hermetically connected with the outer shell (102), and the liquid inlet end of the electromagnetic valve (105) is hermetically fixed with the lower end of the connecting pipe (1041).

3. The intelligent liquid nitrogen adding container for medical treatment according to claim 2, wherein a plurality of support legs (1021) are uniformly fixed on the lower wall of the outer shell (102) along the circumferential direction of the outer shell (102), the lower ends of the support legs (1021) are in contact with the upper wall of the weighing sensor (5), a limiting sleeve (401) is fixed on the outer portion of the weighing sensor (5) corresponding to the upper wall of the mounting plate (4), and the horizontal plane of the upper wall of the limiting sleeve (401) is higher than that of the upper wall of the weighing sensor (5).

4. The intelligent liquid nitrogen adding container for medical treatment according to claim 1, wherein a plurality of second bolts (402) are uniformly arranged along the circumferential direction of the mounting plate (4) along the edge of the mounting plate (4), and the protection plate (2) is fixedly connected with the mounting plate (4) through the first bolts (201).

5. The intelligent liquid nitrogen adding container for medical treatment according to claim 1, wherein a notch (202) is formed in the left side of the mounting plate (4), and one end of the liquid outlet pipe (1051) far away from the electromagnetic valve (105) penetrates through the notch (202) and extends to the outside of the protection plate (2).

6. The intelligent liquid nitrogen adding container for medical treatment according to claim 1, wherein a protective shell (301) is arranged outside the single chip microcomputer (302), the protective shell (301) is fixedly connected with the corresponding protection plate (2), and a control button (304) is arranged below the display screen (303) and corresponds to the front wall of the protection shell.