CN216222466U - Negative pressure suction meter - Google Patents
Negative pressure suction meter Download PDFInfo
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- CN216222466U CN216222466U CN202122263257.4U CN202122263257U CN216222466U CN 216222466 U CN216222466 U CN 216222466U CN 202122263257 U CN202122263257 U CN 202122263257U CN 216222466 U CN216222466 U CN 216222466U
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Abstract
The utility model provides a negative pressure suction meter, relates to the technical field of medical supplies, mainly aims to solve the problem that the traditional negative pressure meter is not accurate enough in display, and provides a negative pressure suction meter which can accurately display negative pressure data and is convenient to regulate and control. The negative pressure gauge comprises a shell and a pressure sensor positioned in a suction pipeline in the shell, wherein the pressure sensor is used for detecting the pressure in the suction pipeline; a single chip microcomputer and a power supply module are arranged in the shell, a display module is embedded in one side of the shell, and the single chip microcomputer is electrically connected with the power supply module, the display module and the pressure sensor; when the negative pressure gauge is in a working state, the display module can display the negative pressure numerical value detected by the pressure sensor.
Description
Technical Field
The utility model relates to the technical field of medical supplies, in particular to a negative pressure suction meter
Background
At present, the application of the negative pressure drainage technology in clinic is increasing. Practice proves that the liquid in the tissue fissure, the body cavity and the internal organs of the human body is led away from the original position or is discharged out of the body, and the drainage of the liquid needs to be realized by a negative pressure aspirator in most cases. In the negative pressure drainage operation, the negative pressure suction meter is required to display the pressure condition and adjust the negative pressure within a certain range. The data display mode of traditional negative pressure suction table is pointer type, has the not accurate problem of reading. In addition, the traditional negative pressure suction meter adopts the rotary operation mode to adjust when adjusting the pressure, and the problem of insufficient accuracy of pressure adjustment can occur during the use. Inaccurate pressure regulation can affect the attraction of liquid: the excessive pressure is easy to cause bleeding at the suction part, and the insufficient pressure can not achieve the suction effect, thus affecting the state of illness of patients.
In order to solve the problems of the conventional vacuum aspiration meter in reading, a new vacuum aspiration meter needs to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a negative pressure suction meter to solve the technical problems that data display of the negative pressure suction meter is not accurate enough and quick reading cannot be achieved in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.
In order to achieve the purpose, the utility model provides the following technical scheme:
the negative pressure suction meter provided by the utility model comprises a shell and a pressure sensor positioned in a suction pipeline in the shell, wherein the pressure sensor is used for detecting the pressure in the suction pipeline; a single chip microcomputer and a power supply module are arranged in the shell, a display module is embedded in one side of the shell, and the single chip microcomputer is electrically connected with the power supply module, the display module and the pressure sensor; when the negative pressure suction meter is in a working state, the display module can display the negative pressure value detected by the pressure sensor.
Because of the existence of the display module, the negative pressure data detected by the pressure sensor can be directly displayed after being processed by the single chip microcomputer, and at the moment, a user can quickly and accurately read the data information displayed by the display module at any angle by seeing the display module, so that the current negative pressure condition can be known.
On the basis of the technical scheme, the utility model can be further improved as follows.
As a further improvement of the utility model, the display module is an LED screen or a liquid crystal display screen. The screen is clear, and data reading is facilitated.
As a further improvement of the utility model, the surface of the shell is provided with a negative pressure input port and a negative pressure output port, and the negative pressure input port is communicated with the negative pressure output port.
The negative pressure input port is communicated with the negative pressure output port, a medium to be detected flows through the negative pressure suction meter through the negative pressure input port and the negative pressure output port, and the pressure sensor is located between the negative pressure input port and the negative pressure output port, so that detection is facilitated.
As a further improvement of the utility model, the negative pressure input port and the negative pressure output port are both of hollow tubular structures, wherein at least one fixed concave ring is arranged on the peripheral side wall of the negative pressure output port along the axial direction of the negative pressure output port.
The fixed concave ring positioned at the negative pressure output port can help the negative pressure suction meter to be connected with corresponding equipment, so that the connection firmness degree is improved.
In addition, in order to solve the inconvenient problem of traditional negative pressure suction gauge pressure regulation, need improve its pressure regulation mode:
as a further improvement of the utility model, the suction device also comprises a pressure controller which is electrically connected with the singlechip and adjusts the pressure in the suction pipeline.
This pressure controller can adjust the inside suction pipe operating condition of negative pressure suction table under the effect of singlechip to change the flow in the suction pipe, this process can lead to the negative pressure to attract the data that pressure sensor detected in the table to produce the change, thereby realize the accurate regulation and control to the negative pressure.
As a further development of the utility model, the pressure controller comprises at least an input key and an unlocking key.
The pressure controller can be started through an unlocking key, and a required negative pressure value can be input through an input key, so that adjustment is realized.
As a further improvement of the present invention, the pressure controller is a touch panel covering the surface of the display module, and the touch panel can facilitate the operation and control of a user and can also effectively reduce the volume of a product.
Compared with the prior art, the negative pressure suction meter provided by the preferred embodiment of the utility model has the advantages of accurate display, convenient reading, and convenient and accurate regulation and control: the display module on the negative pressure suction meter can directly display the negative pressure data in a digital mode, so that a user can conveniently and accurately read the data quickly, and the situation that the traditional mechanical pointer dial needs to be estimated and read is avoided; in addition, this negative pressure attracts the table and can touch the regulation and control through the pressure controller that is located its display module outside to carry out accurate regulation and control to pressure, solved traditional knob formula regulative mode and adjusted extensive, the not accurate problem enough.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the vacuum aspiration gauge of the present invention;
FIG. 2 is a schematic view showing the internal structure of the vacuum aspiration gauge of the present invention;
FIG. 3 is a schematic diagram of the application state of the vacuum aspiration gauge of the present invention;
FIG. 4 is a schematic diagram of the structure of the pressure controller in the vacuum aspiration gauge of the present invention;
FIG. 5A is a schematic illustration of the pressure controller of FIG. 4 in a regulation state;
fig. 5B is a schematic illustration of the pressure controller of fig. 4 in a locked state.
In the figure: 1. a housing; 12. a negative pressure input port; 13. a negative pressure output port; 3. a single chip microcomputer; 4. a power supply module; 5. a display module; 6. a central equipment belt; 7. a suction connecting pipe; 8. a pressure controller; 81. an input key; 82. the key is unlocked.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.
FIG. 1 is a schematic view of the overall structure of the vacuum aspiration gauge of the present invention; it can be seen that one side of the outer shell of the negative pressure suction meter is provided with a display module, the shell part positioned below the display module extends downwards to form a negative pressure output port, the back side of the shell part extends backwards to form a negative pressure input port (the shape of the negative pressure input port is only shown schematically in the figure), the negative pressure input port is communicated with the inside of the shell of the negative pressure output port, and the pressure sensor is positioned in the channel; in addition, the housing itself has a certain thickness.
FIG. 2 is a schematic view of the internal structure of the vacuum aspiration gauge of the present invention; it can be seen that the inside of this casing is provided with singlechip and power module respectively, and power module can supply power for singlechip and display module, and display module can work under the effect of singlechip.
FIG. 3 is a schematic diagram of the application state of the vacuum aspiration gauge of the present invention; when in use, the negative pressure suction meter is connected with the central equipment belt and the suction connecting pipe through the negative pressure input port and the negative pressure output port respectively, and negative pressure suction is carried out through the suction connecting pipe. In addition, a pressure controller electrically connected with the singlechip is also arranged on the negative pressure suction meter.
FIG. 4 is a schematic structural diagram of a pressure controller in the vacuum aspiration gauge of the present invention; the figure only shows the partial structure of the negative pressure gauge, the pressure controller is positioned outside the display module of the negative pressure suction gauge and is a touch panel which can be used in a touch pressing mode, and therefore the adjustment of the negative pressure suction gauge is achieved. The pressure controller has two different use states, namely an adjustment state and a locking state, as shown in fig. 5A and 5B, in the locking state, only the position of the unlocking key can be used in a touch manner and unlocking is realized; and after unlocking, entering an adjusting state, and determining a pressure value to be called out by pressing and selecting different keys.
The technical solution of the present invention will be specifically described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-2, the present invention provides a vacuum aspiration gauge that visually displays the pressure value in a digital display manner. The overall structure is shown in fig. 1.
Specifically, the negative pressure suction meter comprises a shell 1 and a pressure sensor positioned in a suction pipeline in the shell 1, wherein the pressure sensor can be in contact with a medium to be detected and is used for detecting the pressure in the suction pipeline; in addition, still be provided with singlechip 3 and power module 4 in the casing 1, casing 1 one side is embedded to outside part and is equipped with display module 5, and singlechip 3 is connected with power module 4, display module 5 and pressure sensor electricity, and as shown in fig. 2, this power module 4 can be connected external power source through the power cord to the realization is to the continuous power supply of this negative pressure suction meter. It should be noted that a battery slot is also provided inside the power supply module 4, and the battery slot can be filled with a battery to continue working in a power failure state. When the display device is used, the power supply module 4 can supply power to the singlechip 3 and the display module 5. When the negative pressure suction meter is in a working state, the data detected by the pressure sensor can be transmitted to the singlechip 3, the data processed by the singlechip 3 can be directly displayed in a digital mode through the display module 5, and the display module 5 can display the negative pressure value detected by the pressure sensor.
Due to the existence of the display module 5, the negative pressure data detected by the pressure sensor can be directly displayed after being processed by the singlechip 3, and at the moment, a user can quickly and accurately read the data information displayed by the display module 5 at any angle of the display module 5 to know the current negative pressure condition.
As an alternative embodiment, the display module 5 is an LED screen or a liquid crystal display screen. The screen has a high refresh rate, can ensure that the displayed data are real-time data detected by the negative pressure suction meter, has high resolution and definition, and can be conveniently read by a user.
It should be noted that whether the display module 5 can display the data without affecting the vacuum suction operation of the vacuum suction meter, that is, when only the display module 5 is damaged, the vacuum suction meter can still normally perform vacuum measurement, and only specific data cannot be displayed.
As an alternative embodiment, the surface of the casing 1 is provided with a negative pressure input port 12 and a negative pressure output port 13, wherein the negative pressure input port 12 and the negative pressure output port 13 are communicated through a suction pipeline positioned inside the casing 1, and a medium to be detected flows through the negative pressure suction meter through the negative pressure input port 12 and the negative pressure output port 13, and at this time, the pressure sensor is positioned between the negative pressure input port 12 and the negative pressure output port 13, so as to facilitate detection.
In addition, as an alternative embodiment, the negative pressure input port 12 and the negative pressure output port 13 are both hollow tubular structures, wherein at least one fixed concave ring is arranged on the outer peripheral side wall of the negative pressure output port 13 along the axial direction thereof.
It should be clear that the shape of the negative pressure inlet 12 in fig. 1 is only schematic, and its actual shape needs to be adapted to the negative pressure pump used (i.e. the central equipment belt 6 described below): when the corresponding interface of the used central equipment belt 6 is a national standard, the negative pressure input port 12 needs to be designed according to the national standard requirement; when the corresponding interface of the central equipment belt 6 used is a standard, the negative pressure input port 12 needs to be designed according to the standard of the standard.
The structure of the outer peripheral side of the negative pressure input port 12 and the fixed concave ring at the negative pressure output port 13 can help the negative pressure suction meter to be connected with the corresponding equipment, and the connection firmness degree is improved, as shown in fig. 1.
Specifically, the internal structure of the negative pressure suction meter is consistent with a pressure meter produced by an instrument factory in the south of Yuyao City in Zhejiang province or a pressure meter with the model number of Y-250BFZ produced by an instrument factory in Shanghai.
Example 2:
the present embodiment 2 is different from embodiment 1 in that:
the negative pressure suction gauge provided by the utility model is provided with a pressure controller 8, and the installation position of the pressure controller 8 is shown in figure 4. The pressure controller 8 can be used to help regulate the pressure to accommodate different negative pressure requirements.
Specifically, as shown in fig. 3, the negative pressure suction meter needs to be mounted on a central equipment belt 6 (i.e. a negative pressure pump) capable of providing negative pressure through the negative pressure input port 12 when in use, the negative pressure output port 13 is communicated with a corresponding liquid collecting device (not shown in the figure) through the suction connecting pipe 7, the liquid collecting device is connected with an affected part through another liquid guide pipe, when in negative pressure operation, the central equipment belt 6 provides negative pressure, and the effusion at the affected part can flow into the liquid collecting device through the liquid guide pipe under the action of negative pressure suction, and at this time, the negative pressure suction meter can display real-time negative pressure data.
Considering that the traditional negative pressure suction meter has the problem of being inaccurate and inconvenient to adjust in the way of manually operating and adjusting the pressure through the knob, as an optional implementation mode, the negative pressure suction meter is further provided with a pressure controller 8, and the pressure controller 8 is electrically connected with the singlechip 3 so as to adjust the flow in the suction pipeline of the pressure gauge.
Compare with traditional vacuum aspiration table, this vacuum aspiration table can be through the accurate quick regulation negative pressure value of automatically controlled mode, and the condition that can't in time effectual suction liquid because of the too big coelom hemorrhage or negative pressure undersize, can not appear in the accommodation process.
Specifically, after the pressure controller 8 performs regulation and control, corresponding data can be transmitted to the single chip microcomputer 3, and the single chip microcomputer 3 receives the data and converts the data into corresponding signals to drive a valve core or a related structure inside the single chip microcomputer 3 to work, so that the working state inside the negative pressure suction meter is changed, the negative pressure condition (namely, the flow condition) in the suction pipeline is changed, and accurate regulation and control of the negative pressure in the negative pressure suction meter is realized.
As an alternative embodiment, the pressure controller 8 comprises at least an input key 81 and an unlocking key 82, as shown in fig. 4.
Specifically, the input key 81 includes a numeric input keyboard, and may include a unit selection key, a confirmation key, and the like, as shown in fig. 5A.
The pressure controller 8 can be activated by means of the unlocking key 82 and the desired value of the negative pressure can be entered by means of the input key 81, whereby the adjustment is effected.
As an alternative embodiment, the pressure controller 8 is a touch panel covering the surface of the display module 5, and the touch panel can facilitate the operation and control of the user, and can also effectively reduce the volume of the product.
The use of this pressure controller 8 is shown in fig. 5A and 5B: the pressure controller 8 is in a locked state after being powered on and started, and in the locked state, the corresponding position of the display module 5 can display an 'unlock' word (the position corresponds to the position of the unlock key 82 of the pressure controller 8), and at the moment, only the position of the unlock key 82 can be used in a touch manner and unlocking is realized; after unlocking, the pressure controller 8 enters an adjusting state, at the moment, the position of the display device corresponding to the input key 81 can display corresponding content under the control of the singlechip 3, the display device comprises a numeric keyboard, a corresponding unit selection key and a confirmation key, negative pressure data to be adjusted can be input by pressing the numeric keyboard, and the unit selection key can be used for selecting different pressure units (such as mmHg, Mpa, Kpa, cmH)2O, the four different units can be switched by pressing), and the input number and unit can be confirmed by pressing a confirmation key.
After the confirmation key is pressed, the pressure controller 8 automatically enters a locking state, a valve core structure in the negative pressure suction meter starts to be started under the control of the singlechip 3 and performs corresponding pressure adjustment, and after the pressure is adjusted to a required value, the pressure can be stabilized and unchanged before the next adjustment.
It should be noted that the input key 81 may not include a confirmation key, and in this case, the pressure controller 8 will automatically enter the locking state when the operation is not performed within 10 to 20 seconds in the adjustment state. The optimum interval is 15 seconds, i.e. no operation is performed within 15 seconds, and the pressure controller 8 will automatically enter the locked state.
The pressure regulating structure inside the negative pressure suction meter is the prior art and is not described herein again.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. The negative pressure suction meter is characterized by comprising a shell (1) and a pressure sensor positioned in a suction pipeline in the shell (1), wherein the pressure sensor is used for detecting the pressure in the suction pipeline; a single chip microcomputer (3) and a power supply module (4) are arranged in the shell (1), a display module (5) is embedded in one side of the shell (1), and the single chip microcomputer (3) is electrically connected with the power supply module (4), the display module (5) and the pressure sensor; when the negative pressure suction meter is in a working state, the display module (5) can display the negative pressure value detected by the pressure sensor.
2. The negative pressure suction gauge according to claim 1, wherein the display module (5) is an LED screen or a liquid crystal display screen.
3. The negative pressure suction gauge according to claim 1, wherein the case (1) is provided with a negative pressure input port (12) and a negative pressure output port (13), and the negative pressure input port (12) communicates with the negative pressure output port (13).
4. The negative pressure suction gauge according to claim 3, wherein the negative pressure input port (12) and the negative pressure output port (13) are each of a hollow tubular structure, and wherein at least one fixed concave ring is provided on an outer peripheral side wall of the negative pressure output port (13) in an axial direction thereof.
5. The negative pressure suction gauge according to claim 4, further comprising a pressure controller (8) for adjusting the pressure in the suction pipe, wherein the pressure controller (8) is electrically connected with the single chip microcomputer (3).
6. Negative pressure aspiration gauge according to claim 5, characterized in that the pressure controller (8) comprises at least an input key (81) and an unlocking key (82).
7. The vacuum aspiration gauge of claim 6, wherein the pressure controller (8) is a touch panel covering the surface of the display module (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263257.4U CN216222466U (en) | 2021-09-17 | 2021-09-17 | Negative pressure suction meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263257.4U CN216222466U (en) | 2021-09-17 | 2021-09-17 | Negative pressure suction meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216222466U true CN216222466U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122263257.4U Active CN216222466U (en) | 2021-09-17 | 2021-09-17 | Negative pressure suction meter |
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| Country | Link |
|---|---|
| CN (1) | CN216222466U (en) |
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2021
- 2021-09-17 CN CN202122263257.4U patent/CN216222466U/en active Active
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