CN212662157U - Negative pressure protection system - Google Patents
Negative pressure protection system Download PDFInfo
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- CN212662157U CN212662157U CN202020782116.6U CN202020782116U CN212662157U CN 212662157 U CN212662157 U CN 212662157U CN 202020782116 U CN202020782116 U CN 202020782116U CN 212662157 U CN212662157 U CN 212662157U
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- air
- negative pressure
- cover body
- protection system
- pressure protection
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Abstract
The utility model relates to a negative pressure protection system, which comprises a cover body, a negative pressure protection device and a negative pressure protection device, wherein an inner space is formed around the cover body; the ventilation pipe is a pipe body, and one end of the ventilation pipe is communicated with the air outlet of the cover body; the filter is provided with an inlet end and an outlet end, and the inlet end is connected with the other end of the vent pipe; one end of the air pump is connected with the outlet end of the filter, and the air pump can guide the air in the inner space into the filter for purifying the air through the ventilation pipe and then discharge the air through the other end of the air pump so as to achieve the effects of isolating the patient and purifying the air.
Description
Technical Field
The utility model relates to a protection system especially indicates a protection system is kept apart to negative pressure that has half cover body.
Background
The protection isolation device of the existing medical unit generally comprises a negative pressure isolation ward and a protection mask, please refer to fig. 3, wherein the negative pressure isolation ward 90 mainly designs the ward into a space with an independent air conditioner 91, air is pumped out from the negative pressure isolation ward 90 in an air pumping mode of the air conditioner 91, the air is discharged to the outside from an air outlet through an air pipe via a filter device, and the air intake flow of a door slot 92 or a ceiling air inlet 93 is used as an air supplement source of the negative pressure isolation ward 90, so that the flying foam 94 with germs of the human body is prevented from being transmitted to other spaces via air; however, the aforementioned negative pressure isolation ward 90 is installed in the building as a whole system, so the range of motion of the patient can be limited to the ward, and in addition, the negative pressure isolation ward 90 is usually formed by modifying the existing overall ward structure, so the problem of poor flow field design in the ward is easily caused, for example, if the external air flows into the negative pressure isolation ward 90 and is exhausted from the ceiling or the shortest path from the exhaust port of the air conditioner 91, and the droplets 94 of the patient on the sickbed are easy to accumulate around the sickbed if the droplets 94 do not enter the flow field in the negative pressure isolation ward 90, resulting in the situation of ineffective exhaust.
In addition, the protective mask is a mask body which is worn on the forehead of a human body and has a part which is covered by the front part of the face, and the protective mask is convenient to wear due to simple structure and can be conveniently moved by a user; however, since there is still a gap around the mask, it is only suitable for patients with no infectious diseases in the respiratory system or the related medical staff, and the patients with infectious germs are not suitable for the treatment stage; if the isolation protection layer is additionally arranged around the patient, the airflow in the surrounding space is easy to be discharged through the negative pressure of the body due to the cough or the exhalation of the patient, pathogenic bacteria are scattered in the air, and the risk of infection of surrounding personnel is increased; accordingly, the overall structure of the prior art protective and insulating equipment has the problems and disadvantages as described above, and thus needs to be improved.
SUMMERY OF THE UTILITY MODEL
In view of the disadvantages and deficiencies of the prior art, the utility model provides a negative pressure protection system, which covers the head of a patient by means of the cover body and utilizes the air pump to pump out the gas or the droplets in the cover body to filter the gas or the droplets through the filter, and then the purified air is discharged from the other end of the air pump to achieve the purpose of isolating the patient.
In order to achieve the above object, the present invention adopts the technical means of designing a negative pressure protection system, which comprises:
the air conditioner comprises a cover body, a fan and a fan, wherein the cover body surrounds to form an inner space, and an air inlet and an air outlet penetrate through the cover body;
the ventilation pipe is a pipe body, and one end of the ventilation pipe is communicated with the air outlet of the cover body;
a filter having an inlet end and an outlet end, the inlet end being connected to the other end of the ventilation pipe;
one end of the air pump is connected with the outlet end of the filter, and the air pump can guide the air in the inner space into the filter purified air through the ventilation pipe and then discharge the air through the other end of the air pump.
Furthermore, the negative pressure protection system further includes a bottom pad, and the bottom pad is a sheet body, and one side edges of the bottom pad can be assembled on the cover body at the air inlet position in a mutually combined or disassembled manner.
Further, the negative pressure protection system is characterized in that the cover body is fixedly provided with a first combining portion, the periphery of one end of the base pad is fixedly provided with a second combining portion, and the first combining portion and the second combining portion can be combined or disassembled with each other.
Further, the first combining portion and the second combining portion are snap fasteners.
Further, the negative pressure protection system, wherein the cover body is an arc-shaped cavity, a connecting piece is fixedly arranged on the outer side surface of the cover body at the air outlet, the connecting piece is a pipe body and is communicated with the air outlet, and one end of the ventilation pipe is connected to the connecting piece.
Further, the cross-sectional area of the connecting member decreases from the end adjacent to the cover body to the other end of the connecting member.
The utility model has the advantages of, borrow by the start-up air extractor with cover internal space and patient's expired gas or droplet with connecting piece and ventilation pipe entering into the filter of flowing through of one-way laminar flow mode, after the germ in purifying and the isolation air via the filter, the air that has purified then is discharged by the other end of air extractor, reaches the efficiency of keeping apart disease and air-purifying.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic view of the present invention.
Fig. 3 is a schematic view of a prior art negative pressure isolation ward.
Reference numerals and description:
10 cover body 11 air inlet
12 air outlet 13 connecting piece
14 lower edge 141 first joint part
20 rear cover 30 filter
31 inlet end 32 outlet end
40 air pump 50 bottom pad
51 second combination part 90 negative pressure isolation ward
91 air conditioner 92 door gap
93 ceiling air intake 94 spray
Detailed Description
The following description of the preferred embodiments of the present invention will be made in conjunction with the drawings and the accompanying drawings to further illustrate the technical means adopted to achieve the objects of the present invention.
Referring to fig. 1, the negative pressure protection system of the present invention includes a cover 10, a ventilation pipe 20, a filter 30, an air pump 40, and a bottom pad 50.
Referring to fig. 1 and 2, the cover 10 forms an inner space around the cover, and an air inlet 11 and an air outlet 12 penetrate through the inner space, in this embodiment, the cover 10 is a hard arc-shaped half cover 10, which is a quarter-sphere hollow shell, the air inlet 11 and the air outlet 12 are located at two opposite sides, the cross-sectional area of the air inlet 11 is larger than that of the air outlet 12, the air outlet 12 is located at about the center of the cover 10, a connecting member 13 is fixedly located at the outer side of the air outlet 12, the connecting member 13 is a tube and is communicated with the air outlet 12, and the cross-sectional area of the connecting member 13 gradually decreases from one end of the cover 10 to the other end of the connecting member 13; the cover body 10 has a lower edge 14, and the lower edge 14 can be attached to any plane; however, the shape of the mask body 10 is not limited to the above, the shape of the mask body 10 can be changed according to the needs of the user, only the head of the patient can be covered therein, and the mask body 10 and the connecting member 13 can be integrally formed.
The ventilation tube 20 is a hollow tube, one end of which is connected to the connecting member 13 on the enclosure 10 and is communicated with the outlet 12, in this embodiment, the ventilation tube 20 is used to guide the air in the enclosure 10 out through the outlet 12 and the connecting member 13.
The filter 30 has an inlet end 31 and an outlet end 32, the inlet end 31 is connected to the other end of the ventilation pipe 20, in this embodiment, the filter 30 is a device for filtering and purifying toxic germs in the air, after the air with germs enters from the inlet end 31, the filtered air will be blown out from the outlet end 32, and the filter 30 is a standard component in the prior art, and the detailed structure thereof is not repeated.
One end of air extractor 40 is connected to outlet end 32 of filter 30, air extractor 40 is an air extractor of the prior art, and its detailed structure is not described again, air in the inner space of enclosure 10 can be introduced into filter 30 by air pipe 20 and then exhausted through the other end of air extractor 40 by air extractor 40.
The bottom pad 50 is a soft pad with silica gel material according to the size of human body, but not limited to this, it only needs to be a soft pad body; one side of the bottom pad 50 is disposed on the cover 10 at the air inlet 11, and in detail, a first combining portion 141 is fixedly disposed on a lower edge 14 of the cover 10, a second combining portion 51 is fixedly disposed on a peripheral edge of one end of the bottom pad 50, and the first combining portion 141 and the second combining portion 51 can be combined with or detached from each other.
The utility model discloses during the use, please refer to fig. 2 and show, the lower edge 14 group of the cover body 10 is located on the heelpiece 50, the connecting piece 13 on the cover body 10 is connected to the one end of ventilation pipe 20, the other end of ventilation pipe 20 is connected in the one end of filter 30, the one end of air extractor 40 is connected in the other end of filter 30, the patient that has respiratory infectious germ lies on the heelpiece 50, and the head is located the cover body 10, make the pressure in the cover body 10 be less than normal atmospheric pressure after starting air extractor 40, can flow through connecting piece 13 and ventilation pipe 20 with the one-way laminar flow mode with the gas or the droplet exhaled by the cover body 10 inner space and patient and enter filter 30, after purifying and keeping apart the germ in the air via filter 30, the air that has purified is then discharged by the other end of air extractor 40, reach the efficiency of keeping apart and disease air.
In the above process, since the bottom pad 50 is made of soft material and the cover body 10 is made of hard material, when the cover body 10 is combined with the bottom pad 50, the effects of air tightness and preventing germs from leaking from gaps can be achieved, and when the air pump 40 operates, a unidirectional laminar flow can be formed in the cover body 10, so that ambient air can stably flow in the direction of the air outlet 12, and the effect of reducing noise can be achieved.
In the above process, the cover 10 and the patient are kept at a certain distance, and the detachable design enables the patient to get up and move conveniently, so that the patient is not easy to feel stuffy or oppressed when lying down, thereby achieving the effects of comfort and safety, and the cover 10 and the bottom pad 50 can be detached and cleaned respectively to achieve a certain degree of hygiene.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above embodiments, but not to limit the present invention, any person of ordinary skill in the art can make modifications or changes within the scope of the technical solution of the present invention without departing from the scope of the present invention.
Claims (6)
1. A negative pressure protection system, comprising:
the air conditioner comprises a cover body, a fan and a fan, wherein the cover body surrounds to form an inner space, and an air inlet and an air outlet penetrate through the cover body;
the ventilation pipe is a pipe body, and one end of the ventilation pipe is communicated with the air outlet of the cover body;
a filter having an inlet end and an outlet end, the inlet end being connected to the other end of the ventilation pipe;
one end of the air pump is connected with the outlet end of the filter, and the air pump can guide the air in the inner space into the filter purified air through the ventilation pipe and then discharge the air through the other end of the air pump.
2. The negative pressure protection system of claim 1, further comprising a bottom pad, wherein the bottom pad is a single body and one side of the bottom pad can be detachably assembled to the cover at the air inlet.
3. The negative pressure protection system of claim 2, wherein the cover body is fixedly provided with a first combining portion, the bottom pad is fixedly provided with a second combining portion at one end of the periphery, and the first combining portion and the second combining portion can be combined with each other or detached from each other.
4. The system of claim 3, wherein the first and second engaging portions are snap fasteners.
5. The negative pressure protection system of any one of claims 1 to 4, wherein the cover body is an arc-shaped cavity, a connecting member is fixedly disposed on an outer side surface of the cover body at the air outlet, the connecting member is a tube and is communicated with the air outlet, and one end of the ventilation tube is connected to the connecting member.
6. The negative pressure protection system of claim 5, wherein the cross-sectional area of the connector decreases from the end adjacent to the housing toward the other end of the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782116.6U CN212662157U (en) | 2020-05-13 | 2020-05-13 | Negative pressure protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020782116.6U CN212662157U (en) | 2020-05-13 | 2020-05-13 | Negative pressure protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212662157U true CN212662157U (en) | 2021-03-09 |
Family
ID=74815612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020782116.6U Active CN212662157U (en) | 2020-05-13 | 2020-05-13 | Negative pressure protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212662157U (en) |
-
2020
- 2020-05-13 CN CN202020782116.6U patent/CN212662157U/en active Active
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