CN114343986A - Ambulance with negative pressure adjusting function - Google Patents
Ambulance with negative pressure adjusting function Download PDFInfo
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- CN114343986A CN114343986A CN202111641998.XA CN202111641998A CN114343986A CN 114343986 A CN114343986 A CN 114343986A CN 202111641998 A CN202111641998 A CN 202111641998A CN 114343986 A CN114343986 A CN 114343986A
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- air
- frame
- hole
- fresh air
- leaf
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- 239000010410 layer Substances 0.000 claims abstract description 33
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 31
- 239000011229 interlayer Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 238000004887 air purification Methods 0.000 claims description 14
- 239000003365 glass fiber Substances 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000007872 degassing Methods 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 230000001954 sterilising effect Effects 0.000 description 5
- 239000003344 environmental pollutant Substances 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
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000007547 defect Effects 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
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses an ambulance with negative pressure adjusting function, comprising a body, wherein the top of the body is provided with an air exhaust hole, an exhaust fan is arranged in the air exhaust hole, the top of the body is provided with a baffle shell covering the exhaust fan, a fence frame is arranged on the baffle shell, an interlayer is arranged between the body shell and the inner wall of the body, a fresh air hole is arranged on the 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 leaf plate is arranged in the fresh air frame through an opening and closing component, an ultraviolet disinfection lamp is arranged at one side of the fresh air frame, a through hole is arranged on the inner wall at one side of the fresh air frame, an air inlet pipe groove communicated with the through hole is arranged in the interlayer, an air supply hole is arranged on the inner wall of the body, the 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 duct pipe is penetrated in the air duct pipe, an air purifying layer is arranged in the air duct, one end of the air duct pipe, which is far away from the through hole, extends to the air supply cavity. The invention has larger space in the vehicle, and is more convenient for medical staff to move in the vehicle.
Description
Technical Field
The invention relates to the technical field of ambulances, in particular to an ambulances with a negative pressure adjusting function.
Background
An ambulance refers to a vehicle for rescuing patients, and is also called as a mobile emergency room, when the ambulance runs, the flashing of a warning light and the whistle of an alarm are usually accompanied to remind the coming vehicle to give way, and the ambulance is generally provided with a complete set of rescue equipment such as a breathing machine, a defibrillator, an electrocardiograph monitor and the like.
Because of the particularity of the ambulance, the ambulance is usually provided with a negative pressure regulating device, and the 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 an ambulance with a negative pressure adjusting function, wherein a negative pressure device in the ambulance occupies a smaller space and is more convenient for medical personnel to move in the ambulance.
The purpose of the invention is realized by the following technical scheme: an ambulance with negative pressure adjusting function comprises a body, wherein the top of the body is provided with an air suction hole, an exhaust fan for extracting air in the body is arranged in the air suction hole, the top of the body is provided with a blocking shell capable of blocking the air suction hole, the blocking shell is covered above the exhaust fan, air outlet holes are arranged on two sides of the blocking shell, a fence frame is arranged in the air outlet holes, an interlayer is arranged between the shell of the body and the inner wall of the body, a fresh air hole is arranged on the 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 leaf plate capable of sealing the opening of the fresh air frame is arranged in the fresh air frame through an opening and closing assembly, a plurality of ultraviolet disinfection lamps are arranged on one side of the fresh air frame close to the bottom of the fresh air cavity, a through hole is arranged on one side of the fresh air frame, an air inlet pipe groove communicated with the through hole is arranged in the interlayer, an air supply hole is arranged on the inner wall of the body, and an air supply hole extends to the interlayer to form an air supply cavity, the suction fan is installed to the air supply intracavity, and the air intake pipe groove is kept away from the one end of through-hole and is run through the intermediate layer and communicate with the air supply chamber, wears to be equipped with the air duct pipe in the air intake pipe groove, is provided with the air purification layer in the air duct pipe, the one end of air duct pipe extend to in the through-hole and with the pore wall fixed connection of through-hole, the one end that the through-hole was kept away from to the air duct pipe extends to the air supply chamber.
According to a further technical scheme, the plurality of the leaf plates are arranged in the fresh air frame, the plurality of the leaf plates are parallel to one side frame beam provided with the through holes and are rotatably connected between two frame beams perpendicular to the leaf plates through a rotating middle shaft, the rotating middle shaft is positioned in the center of the leaf plates and is parallel to the length direction of the leaf plates, the plurality of the leaf plates are equidistantly distributed on the frame beams perpendicular to the length direction of the leaf plates, and the opening and closing of the frame opening of the fresh air frame are realized by the leaf plates on the fresh air frame through the opening and closing assembly.
A further technical proposal is that the opening and closing component comprises a limit sliding groove, a limit sliding block, two linkage rods and a driving motor, the limit sliding groove is arranged on the inner wall of the frame beam of the fresh air frame at one end of the leaf plate, the limit sliding groove is an arc groove and is concentrically arranged with the rotation axis of the leaf plate, the limit sliding block is fixed at one end of the leaf plate close to the limit sliding groove, the limit sliding block is positioned in the corresponding limit sliding groove, the side wall of the limit sliding block is contacted with the groove wall of the limit sliding groove, the length direction of the linkage rods is vertical to the length direction of the leaf plate, the linkage rods are positioned at one end of the leaf plate far away from the limit sliding groove corresponding to the leaf plate, the linkage rods are hinged with the leaf plate, the hinged parts are close to the side ends of the leaf plate, the two linkage rods are respectively close to the two side ends of the leaf plate, the leaf plates are hinged with the two linkage rods, the motor grooves are arranged on the inner wall of the frame beam at one side of the fresh air frame far away from the limit sliding groove, the driving motor is arranged in the motor groove, an output shaft of the driving motor faces to the adjacent page plate and is fixedly connected with a rotating middle shaft of the adjacent page plate, and the output shaft of the driving motor and the rotating middle shaft of the adjacent page plate are coaxially arranged.
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 fresh air frame is not sealed by the leaf plate, and when the limiting sliding block is in contact with the groove wall at the other end of the limiting sliding groove, the fresh air frame is sealed by the leaf plate.
A 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, the active carbon adsorption level is located the one side that the through-hole was kept away from to the glass fiber screen, and the HEPA filter screen setting is kept away from the one side of glass fiber screen at the active carbon adsorption level, and is close to the air-supply chamber.
A further technical scheme is, install on the automobile body and be used for the degassing unit to the air exhauster disinfection, degassing unit includes disinfection baffle and top sterilamp, and the disinfection baffle is fixed in the hole of induced drafting and is close to inside the automobile body, 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 the top sterilamp is installed in the one side that the automobile body inside was kept away from to the disinfection baffle, and the top sterilamp is equipped with a plurality ofly to evenly distributed is on the disinfection baffle.
The further technical proposal is that one side of the frame body of the exhaust fan, which is far away from the bottom of the air supply cavity, is provided with an ultraviolet disinfection lamp.
The further technical proposal is that the active carbon adsorption layer is an active carbon bag wrapped by gauze.
The invention has the following advantages:
(1) the exhaust fan on the ambulance can exhaust the air in the ambulance body to form a negative pressure state in the ambulance body, when the negative pressure state is in the ambulance body, the air outside the ambulance can enter the fresh air frame, when air enters the air inlet pipe, the ultraviolet disinfection lamp on the fresh air frame can disinfect the entered air, and then the disinfected air enters the air inlet pipe, and passes through the air purification layer, the air purification layer can filter particles of air, the air passing through the air purification layer continues flowing, then enters the air supply cavity from the air inlet pipe and is finally sent into the vehicle body, and when the ambulance moves, because the vehicle speed is fast, a natural negative pressure environment can be formed in the vehicle body, at the moment, an exhaust fan is not needed to be started, air outside the vehicle can enter the vehicle body from a fresh air frame, and the exhaust fan and the fresh air frame are not arranged in the vehicle body, so that the space in the vehicle is larger, and the medical personnel can greatly conveniently work in the vehicle body;
(2) the driving motor can drive one page plate to rotate, the page plate can drive the used page plate to synchronously rotate through the linkage rod, the limiting sliding groove can prevent the page plate from shifting when rotating, the fresh air frame can be opened when the limiting sliding block is in contact 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 in contact with the groove wall at the other end of the limiting sliding groove, and people can freely open and close the fresh air frame according to requirements;
(3) the ultraviolet disinfection lamp can disinfect air entering the vehicle body to prevent pollutant gas from entering the vehicle body, and the top disinfection lamp can disinfect externally-discharged air to prevent the pollutant gas from being discharged out of the vehicle body;
(4) the air purification layer can filter the air that flows through the air-supply line for the air that gets into in the automobile body is more fresh.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a partial schematic structural view 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 sandwich of a vehicle body;
FIG. 4 is a schematic view of the overall structure of the fresh air frame and the middle leaf plate thereof;
FIG. 5 is a schematic view of the opening and closing assembly according to the present invention;
FIG. 6 is a schematic sectional view of the blower hole and the blower chamber.
In the figure, 1, a vehicle body; 2. an exhaust fan; 21. a disinfection baffle; 22. a top sterilizing light; 23. a blocking shell; 11. a fresh air hole; 3. a fresh air frame; 4. an opening and closing assembly; 5. a leaf plate; 41. a limiting chute; 42. a linkage rod; 51. an air supply hole; 52. an air supply cavity; 53. an exhaust fan; 54. an ultraviolet disinfection lamp; 31. a through hole; 6. an air duct pipe; 7. an air purification layer; 71. an activated carbon adsorption layer; 72. a HEPA filter screen; 73. a glass fiber screen.
Detailed Description
In order to make 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 described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of 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 present invention, 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, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that the products of the present invention conventionally lay out when in use, or orientations or positional relationships that are conventionally understood by those skilled in the art, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, 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 "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, an ambulance with negative pressure adjusting function comprises a body 1, wherein the top of the body 1 is provided with an air exhaust hole, and an air exhaust fan 2 for extracting air in the body 1 is arranged in the air exhaust hole. Install degassing unit on 1 inner wall of automobile body, degassing unit includes disinfection baffle 21 and top sterilamp 22, and disinfection baffle 21 is fixed in the hole of induced drafting and is close to automobile body 1 inside, has seted up a plurality of ventilative holes on the disinfection baffle 21, and a plurality of ventilative holes evenly distributed is on disinfection baffle 21. The top sterilizing lamps 22 are installed on one side of the sterilizing baffle 21 far away from the inside of the vehicle body 1, and the top sterilizing lamps 22 are arranged in a plurality and are evenly distributed on the sterilizing baffle 21. The top of the vehicle body 1 is provided with a blocking shell 23 capable of blocking the air suction hole, air outlet holes are formed in two sides of the blocking shell 23, and a fence frame is 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 shell of automobile body 1, fresh air hole 11 extends to the intermediate layer and is formed with the fresh air chamber, install fresh air frame 3 in the fresh air chamber, be equipped with the page or leaf board 5 that can seal fresh air frame 3 frame mouth through opening and close subassembly 4 in the fresh air frame 3, page or leaf board 5 is provided with many in fresh air frame 3, many page or leaf boards 5 all are parallel with a side frame roof beam of having seted up through-hole 31, and all rotate through rotating the axis and connect between two frame roof beams rather than mutually perpendicular, it is located the center department of page or leaf board 5 and parallel with page or leaf board 5 length direction to rotate the axis, many page or leaf boards 5 equidistance distribution on the frame roof beam rather than length direction is perpendicular, page or leaf board 5 realizes opening and shutting of fresh air frame 3 frame mouth through opening and close subassembly 4 on fresh air 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 arranged on 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 rotation axis of the page plate 5. The limiting sliding block is fixed at one end, close to the limiting sliding groove 41, of the page plate 5, the limiting sliding block is located in the corresponding limiting sliding groove 41, and the side wall of the limiting sliding block is in contact with the groove wall of the limiting sliding groove 41. The length direction of the linkage rod 42 is perpendicular to the length direction of the sheet 5, and the linkage rod 42 is located at one end of the sheet 5 far away from the corresponding limiting sliding groove 41. The linkage rod 42 is hinged with the leaf plate 5, and the hinged part is close to the side end of the leaf plate 5. The two linkage rods 42 are respectively close to the two side ends of the sheet 5, and the plurality of sheets 5 are hinged with the two linkage rods 42. A motor groove is formed in the inner wall of a frame beam on one side, away from the limiting sliding groove 41, of the fresh air frame 3, the driving motor is installed in the motor groove, the output shaft of the driving motor faces to the adjacent leaf plate 5 and is fixedly connected with the rotating middle shaft of the adjacent leaf plate 5, and the output shaft of the driving motor and the rotating middle shaft of the adjacent leaf plate 5 are coaxially arranged.
When the limiting slide block is in contact with the groove wall at one end of the limiting slide groove 41, the sheet 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 sheet plate 5 seals the fresh air frame 3.
And 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. One side of the fresh air frame 3 is provided with a through hole 31, and an air inlet pipe groove communicated with the through hole 31 is arranged in the interlayer. An air supply hole 51 is formed on the inner wall of the vehicle body 1, an air supply cavity 52 is formed by extending the air supply hole 51 to the interlayer, and an exhaust fan 53 is installed 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 far away from the bottom of the cavity of the air supply cavity 52. The one end that the air intake pipe groove kept away from through-hole 31 runs through the intermediate layer and communicates with air supply chamber 52, wears to be equipped with air duct pipe 6 in the air intake pipe groove, is provided with air purification layer 7 in the air duct pipe 6. The air purification 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 through-hole 31 in the air-supply line, and active carbon adsorption layer 71 is the active carbon charcoal package of being wrapped up by the gauze, and active carbon adsorption layer 71 is located the one side that the through-hole 31 was kept away from to the glass fiber net, and HEPA filter screen 72 sets up the one side that the glass fiber net was kept away from at active carbon adsorption layer 71, and HEPA filter screen 72 is close to air-supplying cavity 52. 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 the end of the air duct pipe 6 far away from the through hole 31 extends to the air supply cavity 52.
The implementation principle of the invention is as follows: when medical personnel in an ambulance need a negative pressure environment, the exhaust fan 2 is started to exhaust air in the ambulance, so that 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 ultraviolet disinfection lamp 54 on the fresh air frame 3 can disinfect the entered air when the air enters the air inlet pipe, then the disinfected air enters the air inlet pipe and passes through the air purification layer 7, the air purification layer 7 can filter particles of the air, the air passing through the air purification layer 7 continuously flows, then enters the air supply cavity 52 from the air inlet pipe and is finally sent to the ambulance body 1, so that the air in the ambulance body 1 is kept fresh and nontoxic, and the ambulance is more beneficial to nursing patients;
when the ambulance moves, a natural negative pressure environment is formed in the ambulance body 1 due to the fact that the speed of the ambulance is high, and air outside the ambulance can enter the ambulance body 1 from the fresh air frame 3 without starting the exhaust fan 2;
when the environment does not need negative pressure, the fresh air frame 3 needs 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 plate 5 can drive the used page plate 5 to synchronously rotate through the linkage rod 42, when the limiting slide block moves from one end of the limiting slide 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 slide groove 41 can prevent 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 in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. An ambulance with negative pressure regulating function, comprising a body (1), characterized in that: the top of the vehicle body (1) is provided with an air suction hole, an exhaust fan (2) used for extracting air in the vehicle body (1) is arranged in the air suction hole, the top of the vehicle body (1) is provided with a blocking shell (23) capable of blocking the air suction hole, the blocking shell (23) is covered above the exhaust fan (2), the two sides of the blocking shell (23) are provided with air outlet holes, a fence frame is arranged in the air outlet holes, an interlayer is arranged between the shell of the vehicle body (1) and the inner wall of the vehicle body (1), a fresh air hole (11) is arranged on the 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 leaf plate (5) capable of sealing the frame opening of the fresh air frame (3) is arranged in the fresh air frame (3) through an opening and closing assembly (4), one side of the fresh air frame (3) close to the bottom of the fresh air cavity is provided with a plurality of ultraviolet disinfection lamps (54), one side of the fresh air frame (3) is provided with a through hole (31), set up in the intermediate layer with through-hole (31) communicating air inlet pipe groove, supply-air hole (51) have been seted up on the inner wall of automobile body (1), supply-air hole (51) extend to the intermediate layer and form supply-air chamber (52), install suction fan (53) in supply-air chamber (52), the one end that through-hole (31) were kept away from in the air inlet pipe groove runs through the intermediate layer and communicates with supply-air chamber (52), wear to be equipped with air duct pipe (6) in the air inlet pipe groove, be provided with air purification layer (7) in air duct pipe (6), the one end of air duct pipe (6) extend to in through-hole (31) and with the pore wall fixed connection of through-hole (31), the one end that through-hole (31) were kept away from in air duct pipe (6) extends to supply-air chamber (52).
2. An ambulance with negative pressure regulating function according to claim 1, wherein: the novel air frame is characterized in that a plurality of leaf plates (5) are arranged in the novel air frame (3), the leaf plates (5) are parallel to one side frame beam provided with a through hole (31) and are rotatably connected between two frame beams which are perpendicular to each other through a rotating middle shaft, the rotating middle shaft is located at the center of the leaf plates (5) and is parallel to the length direction of the leaf plates (5), the leaf plates (5) are equidistantly distributed on the frame beams which are perpendicular to the length direction of the leaf plates, and the leaf plates (5) are arranged on the novel air frame (3) through the opening and closing assembly (4) to open and close the frame opening of the novel air frame (3).
3. An ambulance with negative pressure regulating function according to claim 2, wherein: the opening and closing assembly (4) comprises a limiting sliding groove (41), a limiting sliding block, linkage rods (42) and a driving motor, the limiting sliding groove (41) is formed in the inner wall of a frame beam of the fresh air frame (3) at one end of the leaf plate (5), the limiting sliding groove (41) is an arc groove and is concentrically arranged with the rotating axis of the leaf plate (5), the limiting sliding block is fixed at one end, close to the limiting sliding groove (41), of the leaf plate (5), the limiting sliding block is located in the corresponding limiting sliding groove (41), the side wall of the limiting sliding block is contacted with the groove wall of the limiting sliding groove (41), the length direction of the linkage rods (42) is perpendicular to the length direction of the leaf plate (5), the linkage rods (42) are located at one end, far away from the corresponding limiting sliding groove (41), of the leaf plate (5), the linkage rods (42) are hinged to the leaf plate (5), the hinged positions are close to the side ends of the leaf plate (5), and the linkage rods (42) are provided with two linkage rods (42), two trace (42) are close to the both sides end of page or leaf board (5) respectively, many page or leaf boards (5) all are articulated with these two trace (42), the motor groove has been seted up on the frame roof beam inner wall of one side that spacing spout (41) were kept away from in new trend frame (3), driving motor installs in the motor groove and driving motor's output shaft towards adjacent page or leaf board (5) and with the rotation axis fixed connection that closes on page or leaf board (5), driving motor's output shaft and the coaxial setting of rotation axis that closes on page or leaf board (5).
4. An ambulance having a negative pressure regulating function according to claim 3, wherein: when the limiting sliding block is in contact with the groove wall at one end of the limiting sliding groove (41), the fresh air frame (3) is not sealed by the leaf plate (5), and when the limiting sliding block is in contact with the groove wall at the other end of the limiting sliding groove (41), the fresh air frame (3) is sealed by the leaf plate (5).
5. An ambulance with negative pressure regulating function according to claim 1, wherein: air purification layer (7) include activated carbon adsorption layer (71), HEPA filter screen (72) and glass fiber filter screen (73), and the glass fiber screen is in be close to in the air-supply line through-hole (31), activated carbon adsorption layer (71) are located the one side that the through-hole (31) were kept away from to the glass fiber screen, and HEPA filter screen (72) set up in one side that the glass fiber screen was kept away from in activated carbon adsorption layer (71), and are close to air-supplying chamber (52).
6. An ambulance with negative pressure regulating function according to claim 1, wherein: install on automobile body (1) and be used for the degassing unit to air exhauster (2) disinfection, degassing unit is including disinfection baffle (21) and top sterilamp (22), and inside disinfection baffle (21) were fixed in the hole of induced drafting and were close to automobile body (1), had seted up a plurality of bleeder vents on disinfection baffle (21), and a plurality of bleeder vents evenly distributed on disinfection baffle (21), and top sterilamp (22) are installed and are kept away from automobile body (1) inside one side in disinfection baffle (21), and top sterilamp (22) are equipped with a plurality ofly to evenly distributed is on disinfection baffle (21).
7. An ambulance with negative pressure regulating function according to claim 1, wherein: and 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).
8. An ambulance having a negative pressure regulating function according to claim 5, wherein: the active carbon adsorption layer (71) is an active carbon bag wrapped by gauze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111641998.XA CN114343986B (en) | 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 | Ambulance with negative pressure regulating function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114343986A true CN114343986A (en) | 2022-04-15 |
| CN114343986B CN114343986B (en) | 2024-05-14 |
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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 |
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 |
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