CN216021724U - Positive and negative pressure transfer car (buggy) - Google Patents
Positive and negative pressure transfer car (buggy) Download PDFInfo
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- CN216021724U CN216021724U CN202122002007.5U CN202122002007U CN216021724U CN 216021724 U CN216021724 U CN 216021724U CN 202122002007 U CN202122002007 U CN 202122002007U CN 216021724 U CN216021724 U CN 216021724U
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- pressure centrifugal
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Abstract
The utility model discloses a positive and negative pressure transfer vehicle, which comprises a vehicle body, wherein the vehicle body is divided into a cockpit and a medical cabin through a middle partition wall; an air conditioning system is installed on a chassis of the cockpit, and an intelligent control system is arranged in the cockpit; an air conditioning system is arranged at the top of the medical cabin; a positive pressure centrifugal fan for providing positive pressure for the cockpit is arranged on one side of the medical cockpit, and a positive and negative pressure integrated machine for providing positive pressure/negative pressure for the medical cockpit is arranged on the same side of the positive pressure centrifugal fan; pressure sensors are arranged in the cockpit and the medical treatment cabin; positive negative pressure all-in-one includes: the device comprises a box body, a positive pressure centrifugal fan, a negative pressure centrifugal fan, an ultraviolet germicidal lamp, a filter and a touch control type operation panel; the medical cabin is provided with a through hole matched with the shutter of the positive and negative pressure all-in-one machine. The utility model solves the problems that the polluted gas outside the vehicle easily enters the cabin and the polluted gas in the cabin easily leaks outside the vehicle in the prior art.
Description
Technical Field
The utility model belongs to the technical field of medical rescue automobiles, and particularly relates to a positive and negative pressure transfer trolley.
Background
At present, most of ambulances in China adopt negative pressure toxin filtering and purifying equipment, and when the ambulances pass through a polluted area, rescue workers in a medical cabin cannot be well protected, so that certain potential safety hazards exist; secondly, the illness state of the sick and wounded can not be effectively controlled in time.
Disclosure of Invention
The utility model aims to provide a positive and negative pressure transfer trolley to solve the problems that polluted gas outside a vehicle easily enters a cabin and the polluted gas in the cabin easily leaks outside the vehicle in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a positive and negative pressure transfer trolley comprises an automobile body, wherein the automobile body is divided into a cockpit and a medical cabin through a middle partition wall;
an air conditioning system is installed on a chassis of the cockpit, and an intelligent control system is arranged in the cockpit; an air conditioning system is arranged at the top of the medical cabin; a positive pressure centrifugal fan for providing positive pressure for the cockpit is arranged on one side of the medical cockpit, and a positive and negative pressure integrated machine for providing positive pressure/negative pressure for the medical cockpit is arranged on the same side of the positive pressure centrifugal fan; pressure sensors are arranged in the cockpit and the medical treatment cabin;
positive negative pressure all-in-one includes: the device comprises a box body, a positive pressure centrifugal fan, a negative pressure centrifugal fan, an ultraviolet germicidal lamp, a filter and a touch control type operation panel; wherein the content of the first and second substances,
the box body is of a closed cubic structure and is divided into an upper box body and a lower box body through a transverse partition plate with a through groove; a ventilation port is formed in the middle of the front face of the box body, and a shutter is fixedly arranged on the ventilation port; the through groove of the diaphragm plate corresponds to the air vent, and the diaphragm plate divides the air vent into two parts; one side of the box body, which is far away from the air vent, is provided with an air inlet for air inlet of the positive pressure centrifugal fan, and the bottom of the box body is provided with an air outlet for air exhaust of the negative pressure centrifugal fan; the ultraviolet germicidal lamp is arranged at the through groove of the transverse partition plate, the joint of the transverse partition plate and the ultraviolet germicidal lamp is sealed, and the filter is arranged in the box body between the ultraviolet germicidal lamp and the positive pressure centrifugal fan and between the ultraviolet germicidal lamp and the negative pressure centrifugal fan;
the positive pressure centrifugal fan is vertically fixed in the upper box body, an air outlet of the positive pressure centrifugal fan faces one side of the louver, and an air inlet of the positive pressure centrifugal fan deviates from one side of the louver; the negative pressure centrifugal fan is horizontally fixed in the lower box body, an air inlet of the negative pressure centrifugal fan faces one side of the louver, and an air outlet of the negative pressure centrifugal fan faces the bottom of the box body;
the touch control type operation panel is installed in a separated mode with the box body and is arranged in the medical cabin; a disinfection lamp switch and a power switch are arranged on the touch control type operation panel; the power switch comprises a positive pressure centrifugal fan switch and a negative pressure centrifugal fan switch; the sterilizing lamp switch is electrically connected with the ultraviolet sterilizing lamp, the positive pressure centrifugal fan switch is respectively and electrically connected with the two positive pressure centrifugal fans, and the negative pressure centrifugal fan switch is electrically connected with the negative pressure centrifugal fan; the intelligent control system is respectively in communication connection with the air conditioning system, the pressure sensor, the positive pressure centrifugal fan and the negative pressure centrifugal fan;
the medical cabin is provided with a through hole matched with the shutter of the positive and negative pressure all-in-one machine.
Preferably, the filter is divided into three layers, and the two filter layers sandwich a second filter layer.
Preferably, the primary filter layer consists of gauze and an activated carbon filter material, and the gauze wraps the activated carbon filter material to form a filter layer with the thickness of 5-10 mm.
Preferably, the secondary filter layer consists of superfine glass fiber paper, offset paper and an aluminum film, and the aluminum film is used as a partition plate to fix the superfine glass fiber paper and the offset paper on two sides of the aluminum film.
Preferably, the primary filter layer and the secondary filter layer are HEPA filter screens.
According to the utility model, the positive and negative pressure integrated machine is arranged in the ambulance, so that the problems that in the prior art, polluted gas outside the ambulance easily enters the cabin and the polluted gas in the cabin easily leaks out of the ambulance are solved.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a front view of the positive and negative pressure all-in-one machine;
FIG. 3 is a schematic diagram of the internal structure of the positive and negative pressure all-in-one machine of the present invention;
FIG. 4 is a schematic view of a touch panel;
FIG. 5 is a schematic view of a diaphragm.
Detailed Description
Embodiments of the present invention will now be described with reference to the accompanying drawings. It will be appreciated by those skilled in the art that the following examples are illustrative of the utility model only and should not be taken as limiting the scope of the utility model. The specific techniques, connections, conditions, or the like, which are not specified in the examples, are performed according to the techniques, connections, conditions, or the like described in the literature in the art or according to the product specification. The materials, instruments or equipment are not indicated by manufacturers, and all the materials, instruments or equipment are conventional products which can be obtained by purchasing.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention are understood according to specific situations.
Referring to fig. 1-5, a positive and negative pressure transfer vehicle comprises a vehicle body divided into a cockpit a and a medical cabin B by a mid-board;
an air conditioning system is installed on a chassis of the cockpit A, and an intelligent control system is arranged in the cockpit A; an air conditioning system is arranged at the top of the medical cabin B; a positive pressure centrifugal fan 2 for providing positive pressure for the cockpit A is arranged on one side of the medical cockpit B close to the cockpit, and a positive and negative pressure all-in-one machine C for providing positive pressure/negative pressure for the medical cockpit B is arranged on the same side of the positive pressure centrifugal fan 2; pressure sensors are arranged in the cockpit A and the medical cabin B;
positive negative pressure all-in-one C includes: the device comprises a box body 1, a positive pressure centrifugal fan 2, a negative pressure centrifugal fan 3, an ultraviolet germicidal lamp 4, a filter 5 and a touch control type operation panel 6; wherein the content of the first and second substances,
the box body 1 is of a closed cubic structure, and the box body 1 is divided into an upper independent box body and a lower independent box body through a transverse partition plate 9 with a through groove 14; a ventilation port 11 is arranged in the middle of the front surface of the box body 1, and a shutter 10 is fixedly arranged on the ventilation port 11; the through groove 14 of the diaphragm plate 9 corresponds to the air vent 11, and the diaphragm plate 9 divides the air vent 11 into two parts; an air inlet 12 for air inlet of the positive pressure centrifugal fan 2 is formed in one side, away from the air vent 11, of the box body 1, and an air outlet 13 for air exhaust of the negative pressure centrifugal fan 3 is formed in the bottom of the box body 1; the ultraviolet germicidal lamp 4 is arranged at the through groove 14 of the diaphragm plate 9, the joint of the diaphragm plate 9 and the ultraviolet germicidal lamp 4 is sealed, and the filter 5 is arranged in a box body between the ultraviolet germicidal lamp 4 and the positive pressure centrifugal fan 2 and between the ultraviolet germicidal lamp 4 and the negative pressure centrifugal fan 3;
the positive pressure centrifugal fan 2 is vertically fixed in the upper box body, an air outlet of the positive pressure centrifugal fan faces one side of the shutter 10, and an air inlet of the positive pressure centrifugal fan deviates from one side of the shutter 10; the negative pressure centrifugal fan 3 is horizontally fixed in the lower box body, an air inlet of the negative pressure centrifugal fan faces one side of the louver 10, and an air outlet of the negative pressure centrifugal fan faces the bottom of the box body 1;
the touch control type operation panel 6 is installed separately from the box body 1, and the touch control type operation panel 6 is arranged in the medical treatment cabin B; a disinfection lamp switch 7 and a power switch 8 are arranged on the touch control type operation panel 6; the power switch 8 comprises a positive pressure centrifugal fan switch and a negative pressure centrifugal fan switch; the sterilizing lamp switch 7 is electrically connected with the ultraviolet sterilizing lamp 4, the positive pressure centrifugal fan switch is respectively electrically connected with the two positive pressure centrifugal fans 2 to control the start and stop of the two positive pressure centrifugal fans, and the negative pressure centrifugal fan switch is electrically connected with the negative pressure centrifugal fan 3; the intelligent control system is respectively in communication connection with the air conditioning system, the pressure sensor, the positive pressure centrifugal fan and the negative pressure centrifugal fan; the pressure sensors in the cockpit A and the medical cabin B transmit detected gas pressure information to the intelligent control system, and the intelligent control system controls the rotating speed of the positive pressure centrifugal fan and the negative pressure centrifugal fan according to the received information so as to maintain the negative pressure value or the positive pressure value in the cockpit A and the medical cabin B to be stable;
the medical cabin B is provided with a through hole matched with the shutter 10 of the positive and negative pressure all-in-one machine C for exhausting or sucking gas.
In a further optimization scheme, the filter 5 is divided into three layers, and a secondary filter layer 52 is clamped between two primary filter layers 51; the primary filter layer 51 consists of gauze and an active carbon filter material, and the gauze wraps the active carbon filter material to form a filter layer with the thickness of 5-10 mm; the secondary filter layer 52 consists of superfine glass fiber paper, offset paper and an aluminum film, and the aluminum film is used as a partition plate to fix the superfine glass fiber paper and the offset paper on two sides of the aluminum film; alternatively, the primary filter layer 51 and the secondary filter layer 52 are HEPA filters, and the grade of the secondary filter layer 52 is higher than that of the primary filter layer 51.
Positive pressure mode: open the malleation centrifugal fan in the medical cabin, close negative pressure centrifugal fan, in external toxic gas enters into malleation centrifugal fan through malleation centrifugal fan air intake, filters through the one-level filter layer from malleation centrifugal fan air exit, and after second grade filter layer filtration sterilization, after disinfecting to it by sterilamp again, at last in the shutter enters into the carriage, makes the cockpit or medical cabin forms the malleation.
A negative pressure mode: and (3) opening the negative pressure centrifugal fan in the medical cabin and closing the positive pressure fan, wherein the toxic gas in the carriage enters an air inlet of the negative pressure centrifugal fan through the shutter, is sterilized by the ultraviolet sterilizing lamp, is filtered by the first-stage filter layer, is filtered by the second-stage filter layer, enters the negative pressure centrifugal fan and is discharged out of the carriage through the air outlet.
When the medical cabin is in the negative pressure mode, the negative pressure value of the medical cabin is maintained to be about-40 pa; when in the positive pressure mode, the positive pressure value of the medical cabin or the cockpit is maintained at about +30 pa.
According to the utility model, the right side of the positive and negative pressure transfer trolley is provided with the sliding door, the rear side of the positive and negative pressure transfer trolley is provided with the double door, and the left side of the double door is internally provided with the closed oxygen cylinder for placing the vehicle-mounted medical oxygen D. Of course, the present invention is also provided with other facilities of the existing medical ambulance, such as a storage cabinet, an air exchange fan, an independent folding seat, an emergency cabinet, a shovel stretcher, a folding stretcher, an LED alarm lamp, a strobe lamp, etc., which are not listed herein because of the prior art.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made on the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.
Claims (3)
1. A positive and negative pressure transfer vehicle comprises a vehicle body, wherein the vehicle body is divided into a cockpit (A) and a medical cabin (B) through a middle partition wall; the method is characterized in that:
an air conditioning system is installed on a chassis of the cockpit (A), and an intelligent control system is arranged in the cockpit (A); the top of the medical cabin (B) is provided with an air conditioning system; a positive pressure centrifugal fan (2) for providing positive pressure for the cockpit (A) is arranged on one side of the medical cockpit (B) close to the cockpit, and a positive and negative pressure integrated machine (C) for providing positive pressure/negative pressure for the medical cockpit (B) is arranged on the same side of the positive pressure centrifugal fan (2); pressure sensors are arranged in the cockpit (A) and the medical cabin (B);
the positive and negative pressure all-in-one machine (C) comprises: the device comprises a box body (1), a positive pressure centrifugal fan (2), a negative pressure centrifugal fan (3), an ultraviolet germicidal lamp (4), a filter (5) and a touch control type operation panel (6); wherein the content of the first and second substances,
the box body (1) is of a closed cubic structure, and the box body (1) is divided into an upper box body and a lower box body through a transverse partition plate (9) with a through groove (14); a ventilation opening (11) is formed in the middle of the front face of the box body (1), and a shutter (10) is fixedly arranged on the ventilation opening (11); the through groove (14) of the diaphragm plate (9) corresponds to the air vent (11), and the diaphragm plate (9) divides the air vent (11) into two parts; one side of the box body (1) far away from the air vent (11) is provided with an air inlet (12) for air intake of the positive pressure centrifugal fan (2), and the bottom of the box body (1) is provided with an air outlet (13) for air exhaust of the negative pressure centrifugal fan (3); the ultraviolet germicidal lamp (4) is installed at the through groove (14) of the transverse partition plate (9), the connecting position of the transverse partition plate (9) and the ultraviolet germicidal lamp (4) is sealed, and the filter (5) is arranged in a box body between the ultraviolet germicidal lamp (4) and the positive pressure centrifugal fan (2) and between the ultraviolet germicidal lamp (4) and the negative pressure centrifugal fan (3);
the positive pressure centrifugal fan (2) is vertically fixed in the upper box body, an air outlet of the positive pressure centrifugal fan faces one side of the shutter (10), and an air inlet of the positive pressure centrifugal fan deviates from one side of the shutter (10); the negative pressure centrifugal fan (3) is horizontally fixed in the lower box body, an air inlet of the negative pressure centrifugal fan faces one side of the shutter (10), and an air outlet of the negative pressure centrifugal fan faces the bottom of the box body (1);
the touch control type operation panel (6) is installed with the box body (1) in a separated mode, and the touch control type operation panel (6) is arranged in the medical cabin (B); a disinfection lamp switch (7) and a power switch (8) are arranged on the touch control type operation panel (6); the power switch (8) comprises a positive pressure centrifugal fan switch and a negative pressure centrifugal fan switch; a sterilizing lamp switch (7) is electrically connected with the ultraviolet sterilizing lamp (4), a positive pressure centrifugal fan switch is respectively and electrically connected with the two positive pressure centrifugal fans (2), and a negative pressure centrifugal fan switch is electrically connected with the negative pressure centrifugal fan (3); the intelligent control system is respectively in communication connection with the air conditioning system, the pressure sensor, the positive pressure centrifugal fan and the negative pressure centrifugal fan;
the medical cabin (B) is provided with a through hole matched with the shutter (10) of the positive and negative pressure all-in-one machine (C).
2. The positive and negative pressure transfer vehicle as defined in claim 1, wherein: the filter (5) is divided into three layers, and is composed of two first-stage filter layers (51) and a second-stage filter layer (52) clamped between the two first-stage filter layers.
3. The positive and negative pressure transfer vehicle as defined in claim 2, wherein: the first-stage filter layer (51) and the second-stage filter layer (52) are HEPA filter screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002007.5U CN216021724U (en) | 2021-08-24 | 2021-08-24 | Positive and negative pressure transfer car (buggy) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002007.5U CN216021724U (en) | 2021-08-24 | 2021-08-24 | Positive and negative pressure transfer car (buggy) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216021724U true CN216021724U (en) | 2022-03-15 |
Family
ID=80560378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122002007.5U Active CN216021724U (en) | 2021-08-24 | 2021-08-24 | Positive and negative pressure transfer car (buggy) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216021724U (en) |
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2021
- 2021-08-24 CN CN202122002007.5U patent/CN216021724U/en active Active
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| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230801 Granted publication date: 20220315 |
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| PP01 | Preservation of patent right |