CN114343986B - Ambulance with negative pressure regulating function - Google Patents
Ambulance with negative pressure regulating function Download PDFInfo
- Publication number
- CN114343986B CN114343986B CN202111641998.XA CN202111641998A CN114343986B CN 114343986 B CN114343986 B CN 114343986B CN 202111641998 A CN202111641998 A CN 202111641998A CN 114343986 B CN114343986 B CN 114343986B
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- air
- frame
- fresh air
- hole
- vehicle body
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 12
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 36
- 239000010410 layer Substances 0.000 claims abstract description 34
- 239000011229 interlayer Substances 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 29
- 239000003365 glass fiber Substances 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 238000004887 air purification Methods 0.000 claims description 10
- 238000007872 degassing Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 4
- 238000000429 assembly Methods 0.000 claims 4
- 230000001954 sterilising effect Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses an ambulance with a negative pressure regulating function, which comprises a vehicle body, wherein an air suction hole is formed in the top of the vehicle body, an exhaust fan is arranged in the air suction hole, a baffle shell covered above the exhaust fan is arranged at the top of the vehicle body, a fence frame is arranged on the baffle shell, an interlayer is arranged between the vehicle body shell and the inner wall of the vehicle body, a fresh air hole is formed in the vehicle body shell, the fresh air hole extends to the interlayer to form a fresh air cavity, a fresh air frame is arranged in the fresh air cavity, a page plate is arranged in the fresh air frame through an opening and closing component, an ultraviolet disinfection lamp is arranged on one side of the fresh air frame, a through hole is formed in the inner wall of one side of the fresh air frame, an air inlet pipe groove communicated with the through hole is formed in the interlayer, an air supply hole extends to the interlayer to form an air supply cavity, an exhaust fan is arranged in the air supply cavity, the air inlet pipe groove is communicated with the air supply cavity, an air channel pipe is penetrated in the air inlet pipe groove, an air purifying layer is arranged in the air channel pipe, and one end of the air channel pipe far from the through hole extends to the air supply cavity. The invention has larger space in the vehicle and is more convenient for the medical staff in the vehicle to move.
Description
Technical Field
The invention relates to the technical field of ambulances, in particular to an ambulance with a negative pressure regulating function.
Background
Ambulances are vehicles for rescuing patients, also called mobile emergency rooms, and are generally equipped with a complete set of rescue equipment such as a breathing machine, a defibrillator, an electrocardiograph and the like, along with flashing of a warning light and whistling of an alarm to remind the passing vehicle of giving way when the ambulance runs.
Because of the particularity of the ambulance, the ambulance is generally provided with a negative pressure regulating device, and some existing negative pressure regulating devices are arranged in the carriage of the ambulance, so that the device has larger volume, occupies more space in the ambulance and brings inconvenience to medical staff working in the ambulance.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the ambulance with the negative pressure regulating function, wherein the negative pressure device in the ambulance occupies smaller space, and is more convenient for the movement of medical staff in the ambulance.
The aim of the invention is achieved by the following technical scheme: the utility model provides an ambulance with negative pressure regulatory function, which comprises a vehicle body, the exhaust vent has been seted up at the top of automobile body, install the air exhauster that is used for extracting the interior air of automobile body in the exhaust vent, the automobile body top is provided with the fender shell that can shelter from the exhaust vent, the fender shell cover is established in the air exhauster top, the air outlet has been seted up to the both sides of fender shell, be equipped with the fence frame in the air outlet, be equipped with the intermediate layer between the shell of automobile body and the inner wall of automobile body, the fresh air vent has been seted up on the automobile body shell, the fresh air vent extends to the intermediate layer and is formed with the new trend chamber, install the new trend frame in the new trend chamber, be equipped with the page or leaf that can seal new trend frame mouth through opening and closing the subassembly in the new trend frame, the new trend frame is close to one side of new trend chamber bottom of the chamber and install many ultraviolet disinfection lamps, the through-hole has been seted up in the intermediate layer, the air supply vent has been seted up with the communicating air inlet channel with the through-hole, the air supply vent extends to the intermediate layer and has been seted up on the inner wall of automobile body, the air vent has the air supply vent, the air vent has the air vent to the air vent, the exhaust fan is kept away from the intermediate layer and communicates with the air supply chamber, wear to be equipped with the air duct in the air inlet channel, be provided with the air duct, be provided with the purifying duct in the air duct, and be provided with the air duct and purifying duct and the air duct and the through hole.
The fresh air frame comprises a fresh air frame body, a plurality of leaf plates, a through hole, a rotating center shaft, a frame beam, a plurality of leaf plates, an opening and closing assembly and a fresh air frame opening.
Still further technical scheme is, the subassembly is opened and close including spacing spout, spacing slider, trace and driving motor, spacing spout is offered on the frame roof beam inner wall of new trend frame of page board one end, spacing spout is the circular arc groove, it is concentric with the axis of rotation of page board setting, spacing slider fixes the one end that is close to spacing spout at the page board, spacing slider is arranged in the spacing spout that corresponds and the lateral wall of spacing slider contacts with the cell wall of spacing spout, the length direction of trace is perpendicular with the length direction of page board, and the trace is located the page board and keeps away from the one end of the spacing spout that corresponds with it, the trace is articulated with the page board, and the articulated department is close to the side of page board, the trace is equipped with two, two trace are close to the both sides end of page board respectively, many page boards all articulate with these trace, set up the motor groove on the side frame inner wall that the limit spout was kept away from to the frame, driving motor installs in the motor groove and driving motor's output shaft orientation's page board and with the axis fixed connection that is close to the page board, driving motor's output shaft and the axis coaxial setting that is close to the page board.
According to a further technical scheme, when the limiting sliding block is in contact with the groove wall at one end of the limiting sliding groove, the page plate does not seal the fresh air frame, and when the limiting sliding block is in contact with the groove wall at the other end of the limiting sliding groove, the page plate seals the fresh air frame.
Still further technical scheme is, the air purification layer includes active carbon adsorption layer, HEPA filter screen and glass fiber filter screen, and the glass fiber screen is in be close to in the air-supply line the through-hole, active carbon adsorption layer is located the glass fiber screen and keeps away from the one side of through-hole, and the HEPA filter screen sets up in active carbon adsorption layer and keeps away from the one side of glass fiber screen, and is close to the air supply chamber.
Still further technical scheme is, install on the automobile body and be used for to exhaust fan sterile degassing unit, degassing unit includes disinfection baffle and top disinfection lamp, and the disinfection baffle is fixed in the exhaust vent and is close to the automobile body inside, has seted up a plurality of bleeder vents on the disinfection baffle, and a plurality of bleeder vents evenly distributed on the disinfection baffle, and one side that the automobile body is kept away from at the disinfection baffle is installed to top disinfection lamp, and top disinfection lamp is equipped with a plurality ofly to evenly distributed is on the disinfection baffle.
The further technical proposal is that an ultraviolet disinfection lamp is arranged at one side of the frame body of the exhaust fan far away from the bottom of the air supply cavity.
The further technical proposal is that the activated carbon adsorption layer is an activated carbon bag wrapped by gauze.
The invention has the following advantages:
(1) The air exhauster on the ambulance can be used for pumping air in the vehicle body to form a negative pressure state, when the vehicle body is in the negative pressure state, air outside the vehicle can enter the fresh air frame, the air enters between the air inlet pipes, the ultraviolet disinfection lamp on the fresh air frame can disinfect the entering air, then the disinfected air enters the air inlet pipes and passes through the air purification layer, the air purification layer can be used for filtering particles in the air, the air passing through the air purification layer continuously flows, then enters the air supply cavity from the air inlet pipes and is finally sent into the vehicle body, and when the ambulance moves, the vehicle speed is high, a natural negative pressure environment is formed in the vehicle body, at the moment, the air outside the vehicle can enter the vehicle body from the fresh air frame, and the air exhauster and the fresh air frame are not arranged in the vehicle body, so that the space in the vehicle is larger, and the medical staff can work in the vehicle body is greatly facilitated;
(2) The driving motor can drive a page plate to rotate, the page plate can drive the page plate to synchronously rotate through the connecting rod, the limiting sliding groove can avoid the page plate from shifting when rotating, the fresh air frame can be opened when the limiting sliding block is contacted with the groove wall at one end of the limiting sliding groove, the fresh air frame can be closed when the limiting sliding block is contacted with the groove wall at the other end of the limiting sliding groove, and people can freely open and close according to requirements;
(3) The ultraviolet disinfection lamp can disinfect the air entering the vehicle body, so that the air containing pollution is prevented from entering the vehicle body, the top disinfection lamp can disinfect the air discharged outwards, and the air containing pollution is prevented from being discharged out of the vehicle body;
(4) The air purification layer can filter the air flowing through the air inlet pipe, so that the air entering the vehicle body is fresher.
Drawings
FIG. 1 is a schematic side elevational view of the present invention;
FIG. 2 is a schematic view of a part of the structure of the roof of the vehicle body;
FIG. 3 is a schematic view of a partial cross-sectional structure of a fresh air frame in a vehicle body interlayer;
FIG. 4 is a schematic view of the overall structure of the fresh air frame and the middle page thereof;
FIG. 5 is a schematic view of the opening and closing assembly of the present invention;
fig. 6 is a schematic view of a partial cross-sectional structure of the air supply hole and the air supply chamber.
In the figure, 1, a vehicle body; 2. an exhaust fan; 21. a sterilizing baffle; 22. a top disinfection lamp; 23. a blocking shell; 11. a fresh air hole; 3. a fresh air frame; 4. an opening and closing assembly; 5. a page plate; 41. limiting sliding grooves; 42. a linkage rod; 51. a wind supply hole; 52. an air supply cavity; 53. an exhaust fan; 54. an ultraviolet sterilizing lamp; 31. a through hole; 6. an air duct pipe; 7. an air purification layer; 71. an activated carbon adsorption layer; 72. HEPA filter screen; 73. a glass fiber filter screen.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present invention and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-6, an ambulance with a negative pressure adjusting function comprises a vehicle body 1, wherein an air exhaust hole is formed in the top of the vehicle body 1, and an exhaust fan 2 for extracting air in the vehicle body 1 is arranged in the air exhaust hole. The disinfection device is mounted on the inner wall of the vehicle body 1 and comprises a disinfection baffle 21 and a top disinfection lamp 22, the disinfection baffle 21 is fixed in the air suction hole and is close to the inside of the vehicle body 1, a plurality of ventilation strip holes are formed in the disinfection baffle 21, and the ventilation strip holes are uniformly distributed on the disinfection baffle 21. The top sterilizing lamp 22 is installed at one side of the sterilizing barrier 21 away from the inside of the vehicle body 1, and the top sterilizing lamp 22 is provided in plurality and uniformly distributed on the sterilizing barrier 21. The top of the car body 1 is provided with a baffle shell 23 capable of shielding the air suction hole, air outlet holes are formed in two sides of the baffle shell 23, and fence frames are arranged in the air outlet holes.
Be equipped with the intermediate layer between the shell of automobile body 1 and the inner wall of automobile body 1, fresh air hole 11 has been seted up on the automobile body 1 shell, fresh air hole 11 extends to the intermediate layer and is formed with the new trend chamber, install new trend frame 3 in the new trend chamber, be equipped with the page or leaf board 5 that can seal new trend frame 3 frame mouth through opening and closing the subassembly 4 in the new trend frame 3, page or leaf board 5 is provided with many in new trend frame 3, many page or leaf boards 5 all are parallel with the one side frame roof beam of having seted up through-hole 31, and all rotate the axis to connect between rather than mutually perpendicular's two frame roof beams, rotate the center axis be located the center department of page or leaf board 5 and with page or leaf board 5 length direction parallel, many page or leaf boards 5 are on the frame roof beam with its length direction vertically equidistance distribution, the page or leaf board 5 is realized opening and shutting to new trend frame 3 frame mouth through opening and closing the subassembly 4 on new trend frame 3.
The opening and closing assembly 4 comprises a limiting sliding groove 41, a limiting sliding block, a linkage rod 42 and a driving motor. The limiting sliding groove 41 is formed in the inner wall of the frame beam of the fresh air frame 3 at one end of the page plate 5, and the limiting sliding groove 41 is an arc groove and is concentrically arranged with the rotating axis of the page plate 5. The limiting slide block is fixed at one end of the page 5 close to the limiting slide groove 41, the limiting slide block is positioned in the corresponding limiting slide groove 41, and the side wall of the limiting slide block is contacted with the groove wall of the limiting slide groove 41. The length direction of the linkage rod 42 is perpendicular to the length direction of the page 5, and the linkage rod 42 is positioned at one end of the page 5 away from the corresponding limit chute 41. The link 42 is hinged to the leaf 5, and the hinge is near the side end of the leaf 5. The linkage rods 42 are two, the two linkage rods 42 are respectively close to two side ends of the page plates 5, and the page plates 5 are hinged with the two linkage rods 42. A motor groove is formed in the inner wall of a side frame beam of the fresh air frame 3 far away from the limiting sliding groove 41, a driving motor is arranged in the motor groove, an output shaft of the driving motor faces to the adjacent page 5 and is fixedly connected with a rotating center shaft of the adjacent page 5, and the output shaft of the driving motor is coaxially arranged with the rotating center shaft of the adjacent page 5.
When the limiting slide block is in contact with the groove wall at one end of the limiting slide groove 41, the page plate 5 does not seal the fresh air frame 3, and when the limiting slide block is in contact with the groove wall at the other end of the limiting slide groove 41, the page plate 5 seals the fresh air frame 3.
A plurality of ultraviolet disinfection lamps 54 are arranged on one side of the fresh air frame 3 near the bottom of the fresh air cavity. A through hole 31 is arranged on one side of the fresh air frame 3, and an air inlet pipe groove communicated with the through hole 31 is arranged in the interlayer. The inner wall of the vehicle body 1 is provided with an air supply hole 51, the air supply hole 51 extends to the interlayer to form an air supply cavity 52, and an exhaust fan 53 is arranged in the air supply cavity 52. An ultraviolet disinfection lamp 54 is arranged on one side of the frame body of the exhaust fan 53 away from the bottom of the air supply cavity 52. The air inlet pipe groove is far away from one end of the through hole 31, penetrates through the interlayer and is communicated with the air supply cavity 52, an air duct pipe 6 is arranged in the air inlet pipe groove in a penetrating mode, and an air purifying layer 7 is arranged in the air duct pipe 6. The air cleaning layer 7 includes an activated carbon adsorption layer 71, a HEPA filter 72, and a glass fiber filter 73. The glass fiber net is close to the through hole 31 in the air inlet pipe, the activated carbon adsorption layer 71 is the activated carbon bag formed by wrapping gauze, the activated carbon adsorption layer 71 is located one side of the glass fiber net away from the through hole 31, the HEPA filter screen 72 is arranged on one side of the activated carbon adsorption layer 71 away from the glass fiber net, and the HEPA filter screen 72 is close to the air supply cavity 52. One end of the air duct pipe 6 extends into the through hole 31 and is fixedly connected with the wall of the through hole 31, and one end of the air duct pipe 6 away from the through hole 31 extends to the air supply cavity 52.
The implementation principle of the invention is as follows: when medical staff in the ambulance needs a negative pressure environment, the exhaust fan 2 is started, the exhaust fan 2 is not arranged, air in the ambulance can be pumped away, the negative pressure environment is formed in the ambulance, when the negative pressure environment is formed in the ambulance, air outside the ambulance can enter the fresh air frame 3, the air enters the air inlet pipe, the ultraviolet disinfection lamp 54 on the fresh air frame 3 disinfects the air, the disinfected air enters the air inlet pipe and passes through the air purification layer 7, the air purification layer 7 can filter particles in the air, the air passing through the air purification layer 7 continuously flows, and then enters the air supply cavity 52 from the air inlet pipe and is finally sent into the ambulance body 1, so that the air in the ambulance body 1 is kept fresh and nontoxic, and nursing to patients is more facilitated;
When the ambulance moves, a natural negative pressure environment is formed in the vehicle body 1 due to the fact that the speed of the ambulance is high, at the moment, the exhaust fan 2 is not required to be started, and air outside the vehicle can enter the vehicle body 1 from the fresh air frame 3;
when the negative pressure environment is not needed, the fresh air frame 3 is needed to be sealed, at the moment, the driving motor is started, the driving motor can drive one of the page plates 5 to rotate, the page plates 5 can drive the page plates 5 to synchronously rotate through the linkage rod 42, when the limiting sliding block moves from one end of the limiting sliding groove 41 to the other end, the adjacent page plates 5 can be contacted together, the fresh air frame 3 can be sealed, and the limiting sliding groove 41 can avoid the page plates 5 from shifting when rotating;
according to the invention, the exhaust fan 2 and the fresh air frame 3 are not arranged in the vehicle body 1, so that the space in the vehicle is larger, and the medical staff can work in the vehicle body 1 conveniently.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. Ambulance with negative pressure regulating function, including automobile body (1), its characterized in that: an air suction hole is formed in the top of the vehicle body (1), an exhaust fan (2) for extracting air in the vehicle body (1) is arranged in the air suction hole, a baffle shell (23) capable of shielding the air suction hole is arranged at the top of the vehicle body (1), the baffle shell (23) is covered above the exhaust fan (2), air outlet holes are formed in two sides of the baffle shell (23), a fence frame is arranged in the air outlet holes, an interlayer is arranged between the outer shell of the vehicle body (1) and the inner wall of the vehicle body (1), a fresh air hole (11) is formed in the outer shell of the vehicle body (1), the fresh air hole (11) extends to the interlayer to form a fresh air cavity, a fresh air frame (3) is arranged in the fresh air cavity, a page plate (5) capable of closing the frame opening of the fresh air frame (3) is arranged in the fresh air frame (3), a plurality of ultraviolet disinfection lamps (54) are arranged on one side of the fresh air frame (3) close to the bottom of the fresh air cavity, a through hole (31) is formed in the interlayer, a pipe groove communicated with the through hole (31) is formed in the interlayer, a fresh air hole (11) is formed in the inner wall of the vehicle body (1) and extends to the interlayer (52), a ventilation pipe (52) is formed in the interlayer (52) and is far away from the air pipe (52) and is communicated with the air inlet pipe (52), an air purifying layer (7) is arranged in the air duct pipe (6), one end of the air duct pipe (6) extends into the through hole (31) and is fixedly connected with the hole wall of the through hole (31), and one end of the air duct pipe (6) away from the through hole (31) extends to the air supply cavity (52);
The fresh air frame comprises a fresh air frame body, a plurality of fresh air frames (3), a plurality of leaf plates (5), a plurality of opening and closing assemblies (4), a plurality of opening and closing assemblies (5) and a plurality of opening and closing assemblies (4), wherein the leaf plates (5) are arranged in the fresh air frame body (3), the leaf plates (5) are parallel to one side frame beam provided with through holes (31) and are connected between two frame beams perpendicular to the fresh air frame body through rotation center shafts, the rotation center shafts are located at the centers of the leaf plates (5) and are parallel to the length direction of the leaf plates (5), the leaf plates (5) are distributed on the frame beams perpendicular to the length direction of the leaf plates (5) at equal intervals, and the opening and closing of the frame openings of the fresh air frame body (3) are realized through the opening and closing assemblies (4);
The opening and closing assembly (4) comprises a limit chute (41), a limit sliding block, a linkage rod (42) and a driving motor, wherein the limit chute (41) is arranged on the inner wall of a frame beam of a fresh air frame (3) at one end of a page plate (5), the limit chute (41) is an arc chute and is concentrically arranged with the rotating axis of the page plate (5), the limit sliding block is fixed at one end of the page plate (5) close to the limit chute (41), the limit sliding block is positioned in the corresponding limit chute (41) and the side wall of the limit sliding block is contacted with the wall of the limit chute (41), the length direction of the linkage rod (42) is perpendicular to the length direction of the page plate (5), the linkage rod (42) is positioned at one end of the page plate (5) away from the corresponding limit chute (41), the linkage rod (42) is hinged with the page plate (5), the hinged position is close to the side end of the page plate (5), two linkage rods (42) are respectively close to the two side ends of the page plate (5), the two page plates (5) are both sides of the page plates (5) and the central shaft (3) are hinged to the central shaft (5) and are arranged in the direction of the central shaft (5) and are connected with the driving motor, the central shaft (5) and are arranged in the side of the central shaft (5), the output shaft of the driving motor is coaxially arranged with the rotating center shaft of the adjacent page plate (5);
The air purification layer (7) comprises an activated carbon adsorption layer (71), a HEPA filter screen (72) and a glass fiber filter screen (73), wherein the glass fiber filter screen is close to the through hole (31) in the air inlet pipe, the activated carbon adsorption layer (71) is located at one side, far away from the through hole (31), of the glass fiber filter screen, and the HEPA filter screen (72) is arranged at one side, far away from the glass fiber filter screen, of the activated carbon adsorption layer (71) and is close to the air supply cavity (52).
2. The ambulance with negative pressure regulating function according to claim 1, wherein: when the limiting sliding block is in contact with the groove wall at one end of the limiting sliding groove (41), the page plate (5) does not seal the fresh air frame (3), and when the limiting sliding block is in contact with the groove wall at the other end of the limiting sliding groove (41), the page plate (5) seals the fresh air frame (3).
3. The ambulance with negative pressure regulating function according to claim 1, wherein: install on automobile body (1) and be used for to exhaust fan (2) sterile degassing unit, degassing unit includes disinfection baffle (21) and top disinfection lamp (22), and disinfection baffle (21) are fixed in the exhaust vent and are close to inside automobile body (1), have seted up a plurality of bleeder vents on disinfection baffle (21), a plurality of bleeder vents evenly distributed on disinfection baffle (21), and one side inside keeping away from automobile body (1) at disinfection baffle (21) is installed to top disinfection lamp (22), and top disinfection lamp (22) are equipped with a plurality ofly to evenly distributed is on disinfection baffle (21).
4. The ambulance with negative pressure regulating function according to claim 1, wherein: an ultraviolet disinfection lamp (54) is arranged on one side of the frame body of the exhaust fan (53) far away from the bottom of the air supply cavity (52).
5. The ambulance with negative pressure regulating function according to claim 1, wherein: the activated carbon adsorption layer (71) is an activated carbon bag wrapped by gauze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111641998.XA CN114343986B (en) | 2021-12-29 | 2021-12-29 | Ambulance with negative pressure regulating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111641998.XA CN114343986B (en) | 2021-12-29 | 2021-12-29 | Ambulance with negative pressure regulating function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114343986A CN114343986A (en) | 2022-04-15 |
| CN114343986B true CN114343986B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111641998.XA Active CN114343986B (en) | 2021-12-29 | 2021-12-29 | Ambulance with negative pressure regulating function |
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| Country | Link |
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| CN (1) | CN114343986B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1349223A (en) * | 1971-10-15 | 1974-04-03 | Rappold E | Ventilating ambulances |
| CN2768735Y (en) * | 2004-12-16 | 2006-04-05 | 郑州宇通客车股份有限公司 | Negative pressure emergency ambulance with function of negative pressure, air conditioning and natural ventilating |
| CN211146803U (en) * | 2019-11-15 | 2020-07-31 | 武汉嘉洋机电设备有限公司 | New trend system roofing exhaust port |
| CN213588764U (en) * | 2020-11-05 | 2021-07-02 | 青岛海誉车辆机械有限公司 | Ambulance with negative pressure device |
| CN214791870U (en) * | 2021-04-07 | 2021-11-19 | 山东合盛铜业有限公司 | Air conditioner fresh air inlet filtering device with impurity removal and anti-blocking mechanism |
-
2021
- 2021-12-29 CN CN202111641998.XA patent/CN114343986B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1349223A (en) * | 1971-10-15 | 1974-04-03 | Rappold E | Ventilating ambulances |
| CN2768735Y (en) * | 2004-12-16 | 2006-04-05 | 郑州宇通客车股份有限公司 | Negative pressure emergency ambulance with function of negative pressure, air conditioning and natural ventilating |
| CN211146803U (en) * | 2019-11-15 | 2020-07-31 | 武汉嘉洋机电设备有限公司 | New trend system roofing exhaust port |
| CN213588764U (en) * | 2020-11-05 | 2021-07-02 | 青岛海誉车辆机械有限公司 | Ambulance with negative pressure device |
| CN214791870U (en) * | 2021-04-07 | 2021-11-19 | 山东合盛铜业有限公司 | Air conditioner fresh air inlet filtering device with impurity removal and anti-blocking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114343986A (en) | 2022-04-15 |
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