CN213654370U

CN213654370U - Negative pressure isolation ward transformed from van

Info

Publication number: CN213654370U
Application number: CN202020975215.6U
Authority: CN
Inventors: 辛红敏; 杨程; 杨峰; 孙彦招; 叶从进
Original assignee: Hubei University of Arts and Science
Current assignee: Hubei University of Arts and Science
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-07-09
Anticipated expiration: 2030-06-02

Abstract

A negative pressure isolation ward reconstructed by a van comprises a temporary simple door and a germ filtering exhaust fan, wherein the temporary simple door is arranged in a carriage of the van, the internal space of the carriage is divided into two areas by the temporary simple door, one end close to a carriage head is an isolation treatment area, and the other end close to a carriage tail is a buffering disinfection area; the germ filtering exhaust fan can exhaust air in the isolated treatment area and discharge harmless air after germ filtering into the buffering and sterilizing area, and the air in the isolated treatment area is exhausted to form negative pressure, so that the air in the buffering and sterilizing area can enter the isolated treatment area through the air inlet on the temporary simple door; the utility model relates to an pass catch disease prevention and cure field, through simply changing the effect that has just obtained ordinary negative pressure ward to van, be a very low cost and efficient negative pressure ward construction scheme.

Description

Negative pressure isolation ward transformed from van

Technical Field

The utility model relates to an pass catch disease prevention and cure field, concretely relates to negative pressure isolation ward by van transformation.

Background

Due to the characteristic of easy infection, if the infectious diseases are collected in a common hospital, patients of other disease types are easy to cross-infect, so that special infectious disease hospitals or hospital departments with infectious disease collecting and treating capabilities are generally required to be collected and treated, the number of the hospitals or departments is generally rare, the bed number is limited, and the collecting and treating requirements are difficult to meet when sudden major public health events occur.

In the context of infectious disease control issues, the inventors contemplate a solution to retrofit vans into temporary negative pressure isolation wards to improve the society's ability to cope with major public health emergencies. The van has good sealing performance, the internal space is square and flat, and the design of opening doors at the tail of the van is usually adopted, so that the van is very convenient to move into sickbeds and medical equipment and is also convenient to clean and disinfect, and the van is very suitable for being transformed into a temporary isolation ward. Meanwhile, the truck has good maneuverability, and can realize cross-regional rapid aggregation under the condition of social mobilization, and the characteristic just meets the urgency of the demand of the city on the isolation ward when dealing with the sudden public health event.

Disclosure of Invention

The utility model aims at providing a ward is kept apart to negative pressure by van transformation can be with the government from city or city periphery and even other province's city promptly sign the van quick transformation who uses for ward is kept apart to negative pressure, if above-mentioned van's quantity is enough, can also form the extensive negative pressure that has good isolation effect in the short time and keep apart the ward cluster. After the epidemic situation is over, the simple facilities in the van can be removed, and the van can be returned to the owner after being cleaned and disinfected, so that resources can not be wasted, and a large amount of building or building material garbage built due to the epidemic situation can not be generated.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a negative pressure isolation ward transformed by a van is based on the van with a tail door and is characterized by comprising a temporary simple door and a germ filtering exhaust fan,

the temporary simple door is arranged in a carriage of the van and is parallel to a carriage tail door when the carriage tail door is closed, the internal space of the carriage is divided into two areas by the temporary simple door, one end close to the carriage head is an isolation treatment area, and the other end close to the carriage tail is a buffering disinfection area;

the germ filtering exhaust fan is arranged in the buffering and sterilizing area, the temporary simple door is provided with an air inlet and an air exhaust hole, the germ filtering exhaust fan is connected with the air exhaust hole through an air exhaust pipeline of the germ filtering exhaust fan, air in the isolating and treating area can be exhausted, harmless air after germ filtering is discharged in the buffering and sterilizing area, and negative pressure is formed due to the fact that the air in the isolating and treating area is exhausted, so that the air in the buffering and sterilizing area can enter the isolating and treating area through the air inlet in the temporary simple door;

sickbed, medical apparatus and equipment, lighting and necessary water and electricity facilities are arranged in the isolation treatment area, and hand washing and sterilizing facilities are arranged in the buffering sterilizing area. Since the water and electricity supply device is used as a ward and the interior of a carriage must be charged with water, preferably, a water and electricity pipeline inlet is arranged on the temporary simple door, a water and electricity pipeline hole is formed in the lowest part of a tail door of the carriage, which is close to an opening and closing hinge, and external water and electricity are connected into the carriage through the water and electricity pipeline hole in the tail door of the carriage and the water and electricity pipeline inlet in the temporary simple door; in addition, the compartment of the van has general lighting conditions, so that illumination needs to be provided, basic water and electricity facilities for washing and rinsing need to be arranged in the isolated treatment area, and in order to prevent cross infection of patients during toilet taking, the isolated treatment area in each compartment should be equipped with facilities for toilet taking as much as possible.

Preferably, the temporary simple door is manufactured by cutting a plate according to the size of the van compartment, wherein the plate is a common wood plate, a common laminated plate, a common metal plate or a common plastic plate; the interim simple door still includes door frame, lintel, the door end, curtain, water and electricity pipeline entry, the door frame is used for personnel and facility business turn over, the curtain is an airtight soft materials of whole, and the last border of curtain is fixed on the lintel, and the curtain hangs down naturally under the action of gravity and can cover whole door frame with the surperficial laminating of interim simple door, and under the flagging state, the lower border of curtain is less than the last border at the door end but is higher than the carriage bottom.

When the temporary simple door is manufactured, the plate is the most easily found material, so that the temporary simple door manufactured by cutting the plate on site according to the size in each van compartment is the most economical and practical scheme; because interim simple and easy door needs fixed, also need to play the isolation effect that divides buffering disinfection district and isolation treatment district, consequently can adopt sealed glue to carry out bonding fixation with the bottom, top and the side of interim simple and easy door four sides and carriage.

Since the temporary simple door is a door, the most basic requirement of the temporary simple door is that the door can be opened and closed, and the common hinged opening and closing door and the sliding opening and closing door are obviously not in accordance with the manufacturing requirement of the temporary simple door in the utility model, the scheme is complex on one hand, and the difficulty of manufacturing the temporary simple door is high on the other hand, therefore, the utility model adopts a special scheme that a door frame is directly cut out on the wood board for manufacturing the temporary simple door, the lintel and the door bottom are simultaneously reserved, then a soft curtain is fixed on the lintel, the curtain in the natural sagging state can play the closing role, and only the curtain needs to be lifted when the door is opened; the reason for keeping the door lintel and the door bottom is that the door lintel is used for fixing the upper edge of the curtain, the upper part of the curtain can be adhered to the door lintel or nailed on the door lintel, and the door bottom has the function that when the curtain naturally droops, if the lowest end of the curtain is just higher than the bottom of the carriage and lower than the upper edge of the door bottom, the whole curtain can play a better sealing role, and if the door bottom does not exist, the bottom end of the curtain can not play a sealing role because the bottom of the carriage is higher than the bottom of the carriage, or can not play a sealing role because the curtain is overlong and is swept on the bottom of the carriage, and the sealing role can not be played as well.

The structure of interim simple door and the design of curtain are the utility model discloses a key part has interim simple door and curtain, has just had the possibility of reforming into every carriage can prevent cross infection's negative pressure ward.

Preferably, the curtain is made of transparent materials. Under the condition that the curtain is transparent, as long as the tail door of the carriage is opened, the natural lighting can be realized by isolating the treatment area, a better treatment environment can be provided for a patient, the patient is prevented from depression or suffocating, and the recovery of the patient is facilitated.

Further, negative pressure isolation ward by van transformation still includes increases the corridor, it places at carriage afterbody and adjacent rear of a vehicle to increase the corridor, and the height that increases the corridor is highly unanimous with the carriage bottom liftoff, still is equipped with the slope at the both ends that increase the corridor and is connected to ground, makes things convenient for about personnel and facility. The reason for providing a raised corridor is that the bottom of a van is usually at a certain height from the ground, which is called the height above the ground of the bottom of the van, and it is difficult for people and facilities to get in and out of the van without the raised corridor.

The utility model discloses need just can gain good effect that prevents cross infection according to following step when in actual use:

s1, normal state processing step: as long as a patient exists in the isolation treatment area, the curtain is required to be kept in a naturally drooping state, the germ filtering exhaust fan is kept in a working state, the germ filtering exhaust fan is enabled to exhaust air from the isolation treatment area, harmless air is discharged in the buffering and sterilizing area after germ filtering, negative pressure is formed in the isolation treatment area due to the fact that the air is exhausted, and the air in the buffering and sterilizing area enters the isolation treatment area through an air inlet in the temporary simple door; after the step is finished, the whole carriage becomes a negative pressure isolation ward, and due to the characteristics of the negative pressure ward, the tail door of the carriage does not need to be closed, and the virus cannot spread out of the carriage to cause cross infection;

s2, the medical staff enters the step of isolating the treatment area: medical personnel firstly enter the buffering and sterilizing area, then close the tail door of the carriage, and open the curtain to enter the isolation treatment area after the buffering and sterilizing area performs sterilizing treatment on clothes, skins and articles per se; the step is mainly to prevent the medical staff from bringing the germs infected on the clothes or the skin of the medical staff and the germs remained on the carried articles into the isolated treatment area;

s3, the medical staff leaves the carriage from the isolation treatment area: medical personnel lift the curtain and come out from keeping apart the medical area, get into the buffering district of killing, eliminate and kill the district in the buffering and kill the district and carry out the processing back of killing to self clothes, skin, article and buffering air and the object surface in the district of killing, open the carriage tail-gate, walk out the carriage. This step is primarily to prevent the medical personnel from taking the virus isolating the treatment area outside the vehicle compartment.

The utility model has the advantages that: the negative pressure ward is a special ward specially used for treating infectious disease cases, and is characterized in that negative pressure is always maintained in the ward, so that the air flow direction always flows from the outside of the ward to the inside of the ward, and under the condition, viruses in the ward basically have no chance of diffusing outwards, so that cross infection and nosocomial infection can be well prevented; the utility model obtains the effect of the common negative pressure ward by simply modifying the van, and is a very low-cost and high-efficiency negative pressure ward construction scheme; it should be noted that the beneficial effects of the present invention are not limited to the above description, and can be understood by combining with the specific technical solutions, and the description of the technical effects and the beneficial effects of a specific technical solution is also inserted in the summary of the present invention and the following embodiments.

Drawings

Fig. 1 is a schematic view of a van after being modified to temporarily isolate a patient room, in which a trunk door 2 is in an open state and a curtain 5 is also in a naturally drooping closed state.

Fig. 2 is a schematic view of a van temporarily isolating a ward in a state where the curtain 5 is opened.

Fig. 3 is a schematic view of a van temporary isolation ward with a trunk tail door in a closed state.

Fig. 4 is a schematic view of a frame structure of a temporary easy door.

FIG. 5 is a schematic view of a temporary simple door with a curtain in an open position.

Fig. 6 is a schematic structural view of a temporary simple door with the curtain in a naturally drooping state.

Fig. 7 is a schematic view of a cluster of isolation ward units of a van, in which the trunk doors are all in an open state.

Fig. 8 is a schematic view of a van isolation ward cluster, in which the trunk doors are all in a closed state.

Fig. 9 is an enlarged schematic view of a van isolation ward cluster.

Detailed Description

The present invention will be described and explained with reference to the accompanying drawings, which illustrate embodiments of the invention and are, therefore, to be considered illustrative and not restrictive. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Additionally, the utility model discloses in be used for reforming transform to the van-type cargo truck owner of temporary isolation ward be that the government commander promptly moves from folk or freight transportation company and use.

As shown in figures 1-6, a negative pressure isolation ward transformed by a van, which is based on the van with a tail gate 2, is characterized by comprising a temporary simple gate 4 and a germ filtering exhaust fan 3,

the temporary simple door 4 is arranged in the carriage 1 of the van and is parallel to the carriage tail door 2 when the carriage is closed, the internal space of the carriage 1 is divided into two areas by the temporary simple door 4, one end close to the head of the van is an isolation treatment area 7, and the other end close to the tail of the van is a buffer disinfection area 6;

the germ filtering exhaust fan 3 is installed in the buffering and sterilizing area 6, the temporary simple door 4 is provided with an air inlet 401 and an air exhaust hole 404, the germ filtering exhaust fan 3 is connected with the air exhaust hole 404 through an air exhaust pipeline, air in the isolation treatment area 7 can be exhausted, harmless air after germs are filtered is discharged in the buffering and sterilizing area 6, and negative pressure is formed because the air in the isolation treatment area 7 is exhausted, so that the air in the buffering and sterilizing area 6 can enter the isolation treatment area 7 through the air inlet 401 on the temporary simple door 4;

the air inlet 401 is preferably of a filter screen structure, the filter screen structure can reduce the speed of air passing through but cannot completely block air, and fresh air can be provided for the isolation treatment area 7 while the effect of the negative pressure ward is guaranteed; the manufacturing method of the filter screen structure can be manufactured by directly drilling a large number of small holes on the temporary simple door 4 through drilling equipment, or can also be used for cutting a large hole on the temporary simple door 4 and then installing a filter screen finished product matched with the large hole in size;

germ filters air exhauster 3 is a current mature equipment, mainly includes bleed air duct, air exhaust unit, filters and kills unit, gas vent, and the air is in the air exhaust action of air exhaust unit is followed the bleed air duct gets into, discharges from the gas vent after filtering and killing the unit, air exhaust unit generally is air pump or air exhauster, filtering and killing the unit can be the material that can adsorb and filter the germ, also can be through ultraviolet ray, high temperature or kill the medicine of germ will be through the system of killing that the germ of this unit killed. A device similar to the germ filtering exhaust fan 3 is also disclosed in the Chinese utility model patent with the patent number of CN201821003410.1 and the patent name of 'a device for removing viruses retained in indoor air';

sickbed, medical apparatus, lighting and necessary water and electricity facilities are arranged in the isolation treatment area 7, and hand washing and sterilizing facilities are arranged in the buffering sterilizing area 6. Since the water and electricity supply device is used in a ward, the interior of a carriage must be supplied with water and electricity, preferably, the temporary simple door 4 is provided with a water and electricity pipeline inlet 405, the lowest part of the tail door 2 of the carriage, which is close to the opening and closing hinged part 201, is provided with a water and electricity pipeline hole 202, and external water and electricity are connected into the carriage through the water and electricity pipeline hole 202 on the tail door 2 of the carriage and the water and electricity pipeline inlet 405 on the temporary simple door 4; in order to ensure the effect of isolating the ward by negative pressure, after the water and electricity pipeline is connected, the gap part of the water and electricity pipeline inlet 405 on the temporary simple door 4 needs to be sealed, and the sealing material can be sealant, sealing wax or foaming material, etc.

Preferably, the temporary simple door 4 is made by cutting a plate according to the internal size of the van compartment 1, wherein the plate is a common wood plate, a common laminated plate, a common metal plate or a common plastic plate; the temporary simple door 4 further comprises a door frame 402, a door lintel 403, a door bottom 406 and a curtain 5, wherein the door frame 402 is used for people and facilities to enter and exit, the curtain 5 is made of a whole piece of windproof soft material, the upper edge of the curtain 5 is fixed on the door lintel 403, the curtain 5 naturally sags under the action of gravity to be attached to the surface of the temporary simple door 4 and can cover the whole door frame 402, and the lower edge of the curtain is lower than the upper edge of the door bottom 406 but higher than the bottom 102 of the carriage in a sagging state. Since the temporary simple door 4 needs to be fixed and needs to have the isolation function of separating the buffering and sterilizing area 6 from the isolation treatment area 7, the four sides 407 of the temporary simple door 4 can be adhered and fixed with the bottom 102, the top and the side 101 of the carriage by using sealant.

Preferably, the curtain 5 is made of transparent material.

Further, as shown in fig. 7-9, the negative pressure isolation ward reconstructed from a van further comprises a heightening corridor, the heightening corridor is placed at the tail of the carriage and is adjacent to the tail of the carriage, the height of a corridor table 9 of the heightening corridor is consistent with the height of the carriage bottom 102 from the ground, and slope surfaces 8 are further arranged at two ends of the heightening corridor and are connected to the ground, so that people and facilities can go up and down conveniently. Preferably, the support frame 10 of the heightening corridor is built by adopting a pipe and a buckle 11 for building a scaffold on a construction site, and the corridor table top 9 is laid by adopting a plate or a hollow plate. According to the design, if the van trucks transformed into the negative pressure isolation ward are enough in number, a negative pressure isolation ward cluster can be formed, and the effect graphs of the negative pressure isolation ward cluster are shown in figures 7-9.

Claims

1. A negative pressure isolation ward transformed by a van is based on the van with a tail door and is characterized by comprising a temporary simple door and a germ filtering exhaust fan,

the temporary simple door is arranged in a carriage of the van and is parallel to a carriage tail door when the carriage tail door is closed, the internal space of the carriage is divided into two areas by the temporary simple door, one end close to the carriage head is an isolation treatment area, the other end close to the carriage tail is a buffering and disinfection area,

the germ filtering exhaust fan is arranged in the buffering disinfecting area, the temporary simple door is provided with an air inlet and an air exhaust hole, the germ filtering exhaust fan is connected with the air exhaust hole through an air exhaust pipeline, air in the isolating treatment area can be exhausted, harmless air after germ filtering is discharged in the buffering disinfecting area, negative pressure is formed because the air in the isolating treatment area is exhausted, and the air in the buffering disinfecting area can enter the isolating treatment area through the air inlet on the temporary simple door,

sickbed, medical apparatus and equipment, lighting and necessary water and electricity facilities are arranged in the isolation treatment area, and hand washing and sterilizing facilities are arranged in the buffering sterilizing area.

2. The negative pressure isolation ward reformed from a van according to claim 1, wherein the temporary simple door is made by cutting plates according to the size of the van body, the temporary simple door further comprises a door frame, a door head, a door bottom, a curtain and a water and electricity pipeline inlet, the door frame is used for people and facilities to enter and exit, the curtain is a whole air-tight soft material, the upper edge of the curtain is fixed on the door head, the curtain naturally droops under the action of gravity and is attached to the surface of the temporary simple door and can cover the whole door frame, and the lower edge of the curtain is lower than the upper edge of the door bottom but higher than the bottom of the van under the drooping state.

3. The negative-pressure isolation ward reconstructed from a van according to claim 2, wherein the curtain is made of a transparent material.

4. The negative pressure isolation ward reconstructed by a van according to claim 1, further comprising a heightening corridor, wherein the heightening corridor is arranged at the tail of the van and is close to the tail of the van, the height of the corridor table of the heightening corridor is consistent with the height of the bottom of the van from the ground, and slope surfaces are arranged at two ends of the heightening corridor and are connected to the ground, so that people and facilities can go up and down conveniently.