CN215020720U

CN215020720U - Integrated negative pressure system for ambulance

Info

Publication number: CN215020720U
Application number: CN202120938616.9U
Authority: CN
Inventors: 赵关涛; 李顺庭; 高炳杰
Original assignee: Shijiazhuang Shengjian Special Purpose Vehicle Co ltd
Current assignee: Shijiazhuang Shengjian Special Purpose Vehicle Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-12-07
Anticipated expiration: 2031-05-06

Abstract

The utility model relates to an integrated negative pressure system for ambulance belongs to the technical field of ambulance, and it includes the air-out subassembly and establishes the air inlet subassembly on the ambulance, the air inlet subassembly is arranged in inhaling the car with the air outside the car, the air inlet subassembly is located the rear of a vehicle of ambulance, the air-out subassembly is used for discharging the air in the car outside the car, the air-out subassembly is located the one end that the air inlet subassembly was kept away from to the ambulance, the air inlet subassembly includes two circular arc boards, two the circular arc board concatenation together after form inside cavity, both ends open-ended drum, two the connection can be dismantled to the circular arc board, two be equipped with the purification subassembly that is used for air-purifying between the circular arc board, the purification subassembly is arranged in the cavity of two circular arc board formations and the purification subassembly can be dismantled with the circular arc board and be connected. This application has the purification effect of guaranteeing negative pressure system to the air.

Description

Integrated negative pressure system for ambulance

Technical Field

The application relates to the technical field of ambulances, in particular to an integrated negative pressure system for ambulances.

Background

The negative pressure system in ambulance is used to suck fresh air into the ambulance, sterilize the air contacting patient and exhaust the sterilized air to outside of the ambulance. The negative pressure system comprises an intake device and an exhaust device, air outside the vehicle is sucked into the vehicle under the action of the intake device, and meanwhile, the air inside the vehicle is subjected to harmless treatment by the exhaust device.

Be equipped with filtering component among the suction device, filtering component carries out filtration purification to the air that gets into the car, but the filtering component of daily use is difficult for changing, and filtering component filterable effect can descend in long-time use to influence suction device to the purification efficiency of air.

SUMMERY OF THE UTILITY MODEL

In order to guarantee the purifying effect of negative pressure system to the air, this application provides an integrated negative pressure system for ambulance.

The application provides an integrated negative pressure system for ambulance adopts following technical scheme:

the utility model provides an integrated negative pressure system for ambulance, includes the air-out subassembly and establishes the air inlet subassembly on the ambulance, the air inlet subassembly is arranged in inhaling the car with the air outside the car, the air inlet subassembly is located the rear of a vehicle of ambulance, the air-out subassembly is used for discharging the car with the air in the car outside, the air-out subassembly is located the one end that the air inlet subassembly was kept away from to the ambulance, the air inlet subassembly includes two circular arc boards, two circular arc boards splice form inside cavity, both ends open-ended drum after being in the same place, the connection can be dismantled to two circular arc boards, be equipped with the purification subassembly that is used for air-purifying between two circular arc boards, the purification subassembly is arranged in the cavity that two circular arc boards formed and the purification subassembly can be dismantled with the circular arc board and be connected.

Through adopting above-mentioned technical scheme, when patient transports in the ambulance, air inlet subassembly and air-out subassembly are located the both sides of ambulance respectively for inhale simultaneously in the ambulance and exhaust, accelerated the mobility of the air in the ambulance, make patient be in under the environment of fresh air as far as possible, guarantee patient's safety. The air passes through the cavity formed by the two arc plates, and the air is contacted with the purification assembly, so that the effect of purifying the air is achieved. When needs are changed the purification subassembly, medical personnel earlier with two circular arc board separations, will purify the subassembly again and dismantle from the circular arc board, change new purification subassembly, with two circular arc board fixed connection again, realize changing the effect of purifying the subassembly, and then reinforcing negative pressure system is to the purifying effect of air.

Optionally, the air inlet subassembly includes the exhaust fan that admits air, the circumference lateral wall of circular arc board is close to the roof, the axial lateral wall of circular arc board sets firmly on the exhaust fan that admits air, another the roof is kept away from to the circumference lateral wall of circular arc board, and another the axial lateral wall of circular arc board and the exhaust fan butt that admits air.

By adopting the technical scheme, when fresh air outside the ambulance is sucked into the ambulance by the air inlet assembly, medical personnel open the air inlet exhaust fan, the air outside the ambulance is directionally conveyed into the cavity formed by the two arc plates from the air inlet by the air inlet exhaust fan, and the air inlet exhaust fan has the effect of facilitating the air outside the ambulance to enter the ambulance.

Optionally, the air inlet subassembly still includes air inlet house steward, air inlet house steward links to each other with two circular arc boards and the cavity intercommunication that air inlet house steward and two circular arc boards formed, a plurality of holes have been seted up on the air inlet house steward.

Through adopting above-mentioned technical scheme, when air inlet air discharge fan during operation, air inlet air discharge fan makes the air outside the car pass through the cavity and the air inlet house steward that two circular arc boards formed in proper order, and in the air was arranged the car along the air inlet house steward from the hole, air inlet house steward had increased fresh air and the inside area of contact of ambulance, and the air of being convenient for more is filled in ambulance inside.

Optionally, a connecting plate is arranged at the circumferential edge of each arc plate, a bolt is arranged on each connecting plate, and each bolt penetrates through one connecting plate to be connected with another connecting plate through a bolt.

Through adopting above-mentioned technical scheme, when the air inlet subassembly is in normal operating, thereby two connecting plate bolted connection make two circular arc board fixed connection, when the purification subassembly in the air inlet subassembly is changed to needs, dismantle the bolt from the connecting plate, realize the connection dismantled of two circular arc boards.

Optionally, the purification assembly comprises a dust removal net and a dehumidification net.

Through adopting above-mentioned technical scheme, when the fresh air outside the ambulance passes through the air intake house steward, because have the capillary in the active carbon, the capillary has the adsorptivity, but the adsorption of dust, allochroic silica gel is pore silica gel, but adsorption of moisture for the dust removal net reaches dust removal effect, and the dehumidification net reaches dehumidification effect, and then plays the effect of purifying fresh air.

Optionally, the air-out subassembly is including giving vent to anger exhaust fan and outlet duct, the exhaust fan of giving vent to anger is located the ambulance, outlet duct one end is connected with the exhaust fan of giving vent to anger, and the other end passes the ambulance and extends outwards.

Through adopting above-mentioned technical scheme, when the air that needs the air-out subassembly in with the ambulance discharges the ambulance outside, medical personnel open the exhaust fan of giving vent to anger, and the exhaust fan of giving vent to anger makes the air velocity variation outside the ambulance, and then makes the pressure outside the ambulance diminish, produces the pressure difference inside and outside the ambulance, and the air in the ambulance discharges outside the ambulance.

Optionally, the air-out subassembly still includes the disinfection subassembly, the disinfection subassembly is located the outlet duct and gives vent to anger between the exhaust fan, the disinfection subassembly is used for disinfecting the air that needs to discharge outside the ambulance from the ambulance.

Through adopting above-mentioned technical scheme, discharge the in-process outside the ambulance at the air-out subassembly with the air in the ambulance, the disinfection subassembly is disinfected to the air that discharges outside the ambulance for the air that discharges outside the ambulance is difficult to produce the pollution to external environment.

Optionally, the sterilizing assembly is configured as an ultraviolet germicidal lamp.

Through adopting above-mentioned technical scheme, when the air that needs the disinfection subassembly to discharge disinfected, medical personnel opened the ultraviolet ray disinfection lamp, and the ultraviolet ray that the ultraviolet ray disinfection lamp launches is disinfected to the air, and then reaches the sterile effect of disinfecting.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the patient is in the ambulance, the air intake assembly and the air exhaust assembly respectively enable the ambulance to inhale and exhaust. When the purification assembly needs to be replaced, medical staff separates the two arc plates, then a new purification assembly is replaced, the two arc plates are fixedly connected again, so that the air inlet assembly normally operates, and the purification assembly has a better purification effect after replacement, so that the purification effect of the negative pressure system on air is improved;

2. when the air outlet assembly discharges air in the ambulance, the medical staff turns on the ultraviolet disinfection lamp to enable the ultraviolet disinfection lamp to disinfect the air to be discharged, and the disinfected air is not easy to pollute the external environment;

3. when the air inlet assembly absorbs the air outside the ambulance, the dust removal net and the dehumidification net respectively remove dust and dehumidify the air to be entered into the ambulance so as to achieve the effect of purifying the air, and the purified air is contacted with a patient, so that the safety of the patient can be further ensured.

Drawings

Fig. 1 is a schematic view showing a structure of a negative pressure system in an embodiment of the present application.

Fig. 2 is a sectional view showing an ambulance.

Fig. 3 is an exploded view of a circular arc plate.

Fig. 4 is a schematic view showing a in fig. 3.

Description of reference numerals: 1. an air intake assembly; 11. an air intake and exhaust fan; 12. an air inlet main pipe; 121. an air inlet pipe; 1211. a hole; 122. a reducing pipe; 123. a tee joint; 13. a circular arc plate; 14. a sealing strip; 15. a connecting plate; 16. a seal ring; 17. a bolt; 2. an air outlet assembly; 21. an air outlet exhaust fan; 22. a gas storage tank; 23. an air outlet pipe; 3. a purification assembly; 31. a dust removal net; 32. a dehumidification net; 4. a sterilization assembly.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses integrated negative pressure system for ambulance. Referring to fig. 1 and 2, the negative pressure system comprises an air inlet component 1 and an air outlet component 2, wherein the air inlet component 1 is used for sucking air outside the ambulance into the ambulance, and the air inlet component 1 is positioned on the inner top wall of the tail of the ambulance; the air outlet component 2 is used for discharging air in the ambulance out of the ambulance.

Referring to fig. 3 and 4, a purification component 3 is arranged in the air intake component 1, and the purification component 3 is used for dehumidifying and dedusting air entering the vehicle; be equipped with disinfection subassembly 4 in the air-out subassembly 2, disinfection subassembly 4 is used for disinfecting the air of discharging outside the car.

When the negative pressure system works normally, the medical staff enables the air inlet component 1 and the air outlet component 2 to operate simultaneously, at the moment, air outside the automobile passes through the purification component 3 in the air inlet component 1, and after the purification component 3 dehumidifies and removes dust, the air enters the ambulance; in the process of discharging the air in the ambulance, the air to be discharged passes through the disinfection component 4 in the air outlet component 2, and after the disinfection component 4 disinfects the air, the air is discharged outside the ambulance body, so that the pollution of the air in the ambulance to the environment outside the ambulance is reduced.

Referring to fig. 2 and 3, the air intake assembly 1 includes an air intake and exhaust fan 11 and an air intake main pipe 12, the air intake main pipe 12 is used for conveying air, the air intake main pipe 12 is located in the ambulance, and the air intake main pipe 12 is fixedly arranged on the roof of the ambulance; the air inlet main pipe 12 is provided with two circular arc plates 13, the ambulance is provided with an air inlet, the air inlet is positioned at the tail part of the ambulance, and the air inlet enables the air inside and outside the ambulance to be communicated; the outer side wall of the air inlet exhaust fan 11 is fixedly arranged in the air inlet; the two arc plates 13 are formed by cutting a cylinder which is hollow inside and has two open ends along the axial direction; the circumferential side wall of one of the circular arc plates 13 is close to the roof, and the axial side wall of the circular arc plate 13 is fixedly arranged on the air intake and exhaust fan 11; the circumferential side wall of the other arc plate 13 is far away from the roof, and the two arc plates 13 are close to each other, so that a cavity is formed in the two arc plates 13; two sealing strips 14 are arranged between the two arc plates 13, the two sealing strips 14 are respectively abutted against the end parts of the two arc plates 13, so that the air in the cavity is reduced to flow out along the axial direction of the arc plates 13, and the sealing strips 14 are made of rubber; two connecting plates 15 are fixedly arranged on each circular arc plate 13, each connecting plate 15 is in a cuboid shape, the two connecting plates 15 are respectively located at two ends of the circumferential side wall of each circular arc plate 13, the connecting plates 15 on the two circular arc plates 13 are in one-to-one correspondence, bolts 17 are arranged on the connecting plates 15 between the two circular arc plates 13, and the two circular arc plates 13 are connected together through the bolts 17.

Referring to fig. 2 and 3, the air intake main pipe 12 includes two air intake pipes 121, a reducing pipe 122, and a tee 123, the reducing pipe 122 is a circular pipe with a hollow interior and two open ends, the diameters of the two open ends are not equal, the axis of the reducing pipe 122 is arranged along the horizontal direction, the end with the larger diameter of the reducing pipe 122 is close to the axial end faces of the two arc plates 13, the end with the smaller diameter is fixedly arranged on the tee 123, the end with the larger diameter of the reducing pipe 122 is fixedly provided with a sealing ring 16, the sealing ring 16 is made of rubber, and the two axial sides of the sealing ring 16 are respectively abutted to the reducing pipe 122 and the two arc plates 13; two parallel open ends of the tee 123 are respectively connected with two air inlet pipes 121; the air inlet pipe 121 is a circular pipe, the air inlet pipe 121 is hollow inside, one end of the air inlet pipe is open, the open end of the air inlet pipe is close to the tee joint 123, each air inlet pipe 121 is provided with four holes 1211, and the holes 1211 are located at one end, far away from the reducing pipe 122, of the air inlet pipe 121; the reducing pipe 122, the tee 123 and the air inlet pipe 121 are connected in a hot melting mode, and the tee 123 is communicated with the reducing pipe 122 and the tee 123 is communicated with the air inlet pipe 121.

Referring to fig. 2 and 3, the air outlet assembly 2 includes an air outlet exhaust fan 21, an air storage box 22 and an air outlet pipe 23, an air outlet is formed in the ambulance, the air outlet is located at one end of the ambulance far away from the air inlet, and the air outlet penetrates through the ambulance to communicate air inside and outside the ambulance; the air storage box 22 is a box body with a hollow interior, and the air storage box 22 is positioned at one end of the ambulance close to the air outlet; the air outlet exhaust fan 21 is positioned at one end of the ambulance far away from the air inlet exhaust fan 11, and the air outlet exhaust fan 21 is fixedly arranged on the air storage box 22 so that the air storage box 22 is communicated with the inside and the outside; a sterilizing assembly 4 is positioned in the air storage box 22, the sterilizing assembly 4 is used for sterilizing air to be discharged out of the ambulance, and the sterilizing assembly 4 is set as an ultraviolet germicidal lamp; the air outlet pipe 23 is hollow and has two open ends, one end of the air outlet pipe 23 passes through the air storage tank 22 and is fixedly arranged with the air storage tank 22, and the other end of the air outlet pipe passes through the air outlet and extends out of the ambulance.

In the process that the ambulance transports the patient, the medical staff simultaneously opens the air inlet exhaust fan 11, the air outlet exhaust fan 21 and the ultraviolet germicidal lamp, air in the air inlet exhaust fan 11 enters the ambulance, the air sequentially passes through the circular arc plate 13, the reducing pipe 122, the tee joint 123 and the exhaust pipe and finally passes through the hole 1211 to reach the interior of the ambulance, the hole 1211 enables the fresh air to be divided into a plurality of columns of gas, the contact area between the fresh air and the interior of the ambulance is increased, and the effect that the fresh air is in more sufficient contact with the interior of the ambulance is achieved; the air flows in the reducing pipe 122, and under the condition that the flow is not changed, the diameter that the air passes through becomes small, and the velocity of flow becomes fast to make the reducing pipe 122 play the effect of quickening air velocity. Similarly, the air outlet exhaust fan 21 discharges the air in the ambulance to the outside of the ambulance through the storage box and the air outlet pipe 23 in sequence, and the ultraviolet germicidal lamp plays a role in sterilizing the air to be discharged in the storage box. The sealing ring 16 and the sealing strip 14 act as a seal so that air cannot easily flow out of the intake manifold 12.

Referring to fig. 3 and 4, the purification assembly 3 includes a dust removal net 31 and a dehumidification net 32, both the dust removal net 31 and the dehumidification net 32 are in a disc shape, the dust removal net 31 is located at one end of the arc plate 13 close to the air intake and exhaust fan 11, the dehumidification net 32 is located at one end of the arc plate 13 far away from the air intake and exhaust fan 11, circumferential side walls of the dust removal net 31 and the dehumidification net 32 are respectively abutted against inner walls of the two arc plates 13, and 502 glue is used for fixing the dust removal net 31 and the dehumidification net 32 in a cavity formed by the two arc plates 13, when the purification assembly 3 needs to be replaced, the two arc plates 13 are separated, the dust removal net 31 and the dehumidification net 32 are taken down, and then the new dust removal net 31 and the new dehumidification net 32 are fixed in the cavity of the two arc plates 13 by the 502 glue; the dust removing net 31 is made of activated carbon, and the dehumidifying net 32 is made of allochroic silica gel. The activated carbon is used for adsorbing dust, and the allochroic silica gel is used for adsorbing moisture, so that the dust removal net 31 and the dehumidification net 32 respectively achieve the effects of dust removal and dehumidification.

The implementation principle of the integrated negative pressure system for the ambulance in the embodiment of the application is as follows: when using the ambulance to transport the patient, air inlet subassembly 1 and air-out subassembly 2 are breathed in respectively simultaneously and are exhausted, in long-time use, the result of use of dust removal net 31 and dehumidification net 32 can descend, medical personnel separate two circular arc boards 13 to be convenient for take out dust removal net 31 and dehumidification net 32 and change, the dust removal net 31 and the dehumidification net 32 result of use after the change are strengthened, improve the purifying effect of negative pressure system to the air.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An integrated negative pressure system for an ambulance, comprising: comprises an air outlet component (2) and an air inlet component (1) arranged on an ambulance, wherein the air inlet component (1) is used for sucking air outside the ambulance into the ambulance, the air inlet component (1) is positioned at the tail of the ambulance, the air outlet component (2) is used for discharging the air in the ambulance out of the ambulance, the air outlet component (2) is positioned at one end of the ambulance far away from the air inlet component (1), the air inlet component (1) comprises two arc plates (13), the two arc plates (13) are spliced together to form a hollow cylinder with two ends opened, the two arc plates (13) are detachably connected, a purification component (3) for purifying air is arranged between the two arc plates (13), purification subassembly (3) are arranged in the cavity formed by two circular arc plates (13) and purification subassembly (3) is detachably connected with circular arc plates (13).

2. The integrated negative pressure system of claim 1, wherein: air inlet subassembly (1) is including admitting air exhaust fan (11), the circumference lateral wall of circular arc board (13) is close to the roof, the axial lateral wall of circular arc board (13) sets firmly on the exhaust fan (11) that admits air, another the roof is kept away from to the circumference lateral wall of circular arc board (13), and another the axial lateral wall of circular arc board (13) and exhaust fan (11) butt that admits air.

3. The integrated negative pressure system of claim 2, wherein: the air inlet component (1) further comprises an air inlet main pipe (12), the air inlet main pipe (12) is connected with the two circular arc plates (13) and the air inlet main pipe (12) is communicated with a cavity formed by the two circular arc plates (13), and a plurality of holes (1211) are formed in the air inlet main pipe (12).

4. The integrated negative pressure system of claim 1, wherein: every the circumference edge of circular arc board (13) all is equipped with connecting plate (15), be equipped with bolt (17) on connecting plate (15), bolt (17) pass a connecting plate (15) and are connected with another connecting plate (15) bolt (17).

5. The integrated negative pressure system of claim 1, wherein: the purification component (3) comprises a dust removal net (31) and a dehumidification net (32).

6. The integrated negative pressure system of claim 1, wherein: air-out subassembly (2) are including giving vent to anger exhaust fan (21) and outlet duct (23), exhaust fan (21) of giving vent to anger is located the ambulance, outlet duct (23) one end is connected with exhaust fan (21) of giving vent to anger, and the other end passes the outside extension of ambulance.

7. The integrated negative pressure system of claim 6, wherein: air-out subassembly (2) still include disinfection subassembly (4), disinfection subassembly (4) are located outlet duct (23) and give vent to anger between exhaust fan (21), disinfection subassembly (4) are used for disinfecting the air that needs are discharged outside the ambulance from the ambulance.

8. The integrated negative pressure system of claim 7, wherein: the disinfection component (4) is set as an ultraviolet germicidal lamp.