CN216315701U - Ventilating device for protective clothing - Google Patents
Ventilating device for protective clothing Download PDFInfo
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- CN216315701U CN216315701U CN202122065756.2U CN202122065756U CN216315701U CN 216315701 U CN216315701 U CN 216315701U CN 202122065756 U CN202122065756 U CN 202122065756U CN 216315701 U CN216315701 U CN 216315701U
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Abstract
The utility model belongs to the technical field of protective clothing, and particularly relates to a ventilating device for protective clothing, which comprises a protective clothing body, wherein the ventilating device comprises an air inlet shell and an air outlet shell, an air inlet air passage is formed in the air inlet shell, a first filter screen group and an air supply fan are arranged in the air inlet air passage, an air outlet air passage is formed in the air outlet shell, a second filter screen group is arranged in the air outlet air passage, the air inlet shell, the air outlet shell and the protective clothing body are fixedly connected through a quick assembly, and the quick assembly can cut or puncture the corresponding side surface of the protective clothing body. The utility model has simple structure and low cost, the air inlet shell and the air outlet shell are arranged on the prior protective clothing body by the fast assembly component, simultaneously, the air inlet air passage and the air outlet air passage can be communicated with the inner cavity of the protective clothing body in the arranging process, and the air supply fan generates negative pressure to ensure that the outside air flows into the inner cavity of the protective clothing body through the air inlet air passage and is discharged from the air outlet air passage, thereby realizing a complete air circulation.
Description
The technical field is as follows:
the utility model belongs to the technical field of protective clothing, and particularly relates to a ventilating device for protective clothing.
Background art:
at present, due to the persistence of the new corona epidemic situation, medical staff need to wear medical protective clothing to wrap the whole body all the time to achieve the purpose of isolating the new corona virus from the outside during the treatment and the nucleic acid detection, so as to effectively ensure that the medical staff are not infected. However, after the medical protective clothing wraps the whole body, the body is isolated from the outside and is airtight, so that the medical protective clothing is stuffy, the medical staff can sweat and feel stuffy, and meanwhile, sweat of the medical staff can be stored in the medical protective clothing, so that great pain is brought to the medical staff.
The utility model content is as follows:
the utility model aims to provide a ventilating device for protective clothing, which is low in cost and can be additionally arranged on the existing protective clothing, so that the protective clothing has a ventilating function and the comfort of a wearer is ensured.
The utility model is realized by the following steps:
the utility model provides a breather for protective clothing, including the protective clothing body, breather is including the casing and the exhaust casing of admitting air that are located the protective clothing body outside, has seted up the air flue of admitting air in the casing of admitting air, be provided with filter screen group one and air supply fan in the air flue of admitting air, has seted up the exhaust air flue in the exhaust casing, is provided with filter screen group two in the exhaust air flue, through fast-assembling subassembly fixed connection between casing and the exhaust casing of admitting air and the protective clothing body, and the fast-assembling subassembly can cut or puncture the corresponding side of protective clothing body to realize the intercommunication of air flue and exhaust air flue and protective clothing body inner chamber.
In foretell breather for protective clothing, the fast-assembling subassembly is including the fixed mounting ring and the connection snap ring of splicing inside and outside ability, and the fixed mounting ring sets up on the corresponding casing of port periphery in air intake duct or exhaust air flue, and the connection snap ring is arranged in the inner chamber of protective clothing body, and fixed mounting ring and connection snap ring concatenation cooperation carry out the circular cutting to the corresponding side of protective clothing body, in order to realize corresponding air flue and the intercommunication of protective clothing body inner chamber.
In the ventilating device for the protective clothing, the inner ring of the fixed mounting ring sequentially comprises a first large-diameter part and a first small-diameter part from inside to outside, a first positioning step is formed between the first large-diameter part and the first small-diameter part, the first positioning step is provided with an annular serrated knife with blades distributed axially towards the fixed mounting ring, the outer ring of the connecting snap ring sequentially comprises a second large-diameter part and a second small-diameter part from inside to outside, a second positioning step is formed between the second large-diameter part and the second small-diameter part, the second small-diameter part is inserted into the first large-diameter part, and the first positioning step corresponds to the outer end face of the connecting snap ring and the second positioning step corresponds to the inner end face of the fixed mounting ring.
In the ventilating device for the protective clothing, an annular knife slot is formed in the outer end face of the connecting clamp ring, and the annular serrated knife is inserted in the annular knife slot.
In the ventilating device for the protective clothing, sealing rings are arranged between the first positioning step and the outer end face of the connecting snap ring, and between the second positioning step and the inner end face of the fixed mounting ring.
In the above ventilating device for protective clothing, the inner wall surface of the first large diameter portion is provided with a first inverted tooth with an outward tooth, and the outer wall surface of the second small diameter portion is provided with a second inverted tooth with an inward tooth and matched with the first inverted tooth.
In foretell breather for protective clothing, the casing of admitting air is including fan inner shell and the air inlet shell of lid on the outer terminal surface of fan inner shell, and the fan inner shell passes through fast-assembling subassembly and this body coupling of protective clothing, the air flue of admitting air is including seting up the interior way of admitting air on the fan inner shell and seting up the outer way of admitting air on the outer shell of admitting air, sets up the mounting groove of bottom surface and interior way intercommunication of admitting air on the outer terminal surface of fan casing, air supply fan places in the mounting groove, and is provided with the battery that supplies air supply fan electric quantity on the lateral wall face of fan casing, and the fan casing upper cover that is located the battery periphery is equipped with protective cover plate.
In the above-described breather device for protective clothing, the outer port of the air intake outer duct is opened downward on the bottom surface of the air intake casing.
In the ventilating device for the protective clothing, the outer port of the exhaust air passage is arranged downwards.
In the ventilating device for protective clothing, the first filter screen set and the second filter screen set are formed by stacking a plurality of filter screens inside and outside.
Compared with the prior art, the utility model has the outstanding advantages that:
the utility model has simple structure and low cost, the air inlet shell and the air outlet shell are arranged on the prior protective clothing body by the fast assembly component, simultaneously, the air inlet air passage and the air outlet air passage can be communicated with the inner cavity of the protective clothing body in the arranging process, the air supply fan generates negative pressure to enable the outside air to flow into the inner cavity of the protective clothing body through the air inlet air passage and be discharged from the air outlet air passage, so as to realize one completed air circulation, and the first filter screen group and the second filter screen group can ensure that outside viruses cannot enter the inner cavity of the protective clothing body.
Description of the drawings:
FIG. 1 is a schematic view of the present invention as applied to protective apparel;
FIG. 2 is an exploded view of the air intake housing of the present invention;
FIG. 3 is an exploded view of the exhaust housing of the present invention without the quick load assembly;
FIG. 4 is a cross-sectional view of the attachment of the stationary mounting ring to the attachment snap ring in accordance with the present invention;
FIG. 5 is a cross-sectional view of the stationary collar of the present invention;
fig. 6 is a cross-sectional view of the connection collar of the present invention.
In the figure: 1. a protective suit body; 2. an air intake housing; 3. an exhaust housing; 4. a first filter screen group; 5. an air supply fan; 6. a second filter screen group; 7. fixing the mounting ring; 8. connecting a snap ring; 9. a first large diameter part; 10. a first small diameter part; 11. an annular toothed cutter; 12. a second large diameter part; 13. a second small diameter part; 14. an annular knife slot; 15. a seal ring; 16. chamfering one; 17. a second inverted tooth; 18. a fan inner case; 19. an air intake housing; 20. mounting grooves; 21. a battery; 22. a protective cover plate.
The specific implementation mode is as follows:
the utility model will now be further described by way of specific examples, with reference to figures 1 to 6:
as the protective clothing is used as an essential article for epidemic prevention in the existing medical equipment, the inventory is inevitably huge, in order to achieve the ventilation function of the prior protective clothing, a ventilation device for the protective clothing is developed, which comprises a protective clothing body 1, the ventilation device comprises an air inlet shell 2 and an air outlet shell 3 which are positioned at the outer side of a protective clothing body 1, an air inlet air passage is arranged in the air inlet shell 2, a filter screen group I4 and an air supply fan 5 are arranged in the air inlet air passage, an air outlet air passage is arranged in the air outlet shell 3, a filter screen group II 6 is arranged in the air outlet air passage, the air inlet shell 2, the air outlet shell 3 and the protective clothing body 1 are fixedly connected through a fast assembly, and the quick assembly component can cut or puncture the corresponding side surface of the protective clothing body 1 so as to realize the communication between the air inlet passage and the air outlet passage and the inner cavity of the protective clothing body 1. In the present embodiment, the first filter screen set 4 and the blower fan 5 are sequentially disposed from outside to inside along the length direction of the intake air duct.
The air inlet shell 2 and the air outlet shell 3 are arranged on the existing protective clothing body 1 by the aid of the quick assembly, meanwhile, an air inlet air channel and an air outlet air channel can be communicated with an inner cavity of the protective clothing body 1 in the installation process, negative pressure is generated by the air supply fan 5, so that outside air flows into the inner cavity of the protective clothing body 1 through the air inlet air channel and is discharged from the air outlet air channel, complete air circulation is achieved, and the first filter screen group 4 and the second filter screen group 6 can ensure that outside viruses cannot enter the inner cavity of the protective clothing body 1.
Furthermore, the fast assembly can directly fix the air inlet shell 2 and the air outlet shell 3 on the protective clothing body 1 by adopting an adhesive bonding mode, and the protective clothing body 1 is punctured by a sharp structure so as to achieve the purpose of communicating the air inlet passage and the air outlet passage with the inner cavity of the protective clothing body 1;
in this embodiment, the concrete structure of the quick assembly is as follows: fast-assembling subassembly is including the fixed mounting ring 7 and the connection snap ring 8 that can the inside and outside concatenation, and fixed mounting ring 7 sets up on the corresponding casing of port periphery in air intake duct or exhaust air flue, and connection snap ring 8 is arranged in the inner chamber of protective clothing body 1, and fixed mounting ring 7 and the cooperation of connecting snap ring 8 concatenation are to the corresponding side of protective clothing body 1 carry out the circular cutting, in order to realize corresponding air flue and the intercommunication of protective clothing body 1 inner chamber.
Simultaneously, the corresponding side of protective clothing body 1 is cut by the ring and can be realized by the produced shearing force of the fitting surface between fixed mounting ring 7 and the connection snap ring 8, and in this embodiment, fixed mounting ring 7 and the concrete concatenation cooperation structure of connecting snap ring 8 are: the inner ring of the fixed mounting ring 7 sequentially comprises a first large-diameter part 9 and a first small-diameter part 10 from inside to outside, a first positioning step is formed between the first large-diameter part 9 and the first small-diameter part 10, an annular serrated knife 11 with a knife edge distributed towards the axial direction of the fixed mounting ring 7 is arranged on the first positioning step, the outer ring of the connecting snap ring 8 sequentially comprises a second large-diameter part 12 and a second small-diameter part 13 from inside to outside, a second positioning step is formed between the second large-diameter part 12 and the second small-diameter part 13, the second small-diameter part 13 is inserted into the first large-diameter part 9, and the first positioning step corresponds to the outer end face of the connecting snap ring 8 and corresponds to the inner end face of the fixed mounting ring 7 in position. Namely, the small diameter part II 13 is inserted into the large diameter part I9 to realize the inner and outer splicing of the fixed mounting ring 7 and the connecting snap ring 8, and the annular serrated knife 11 can perform annular cutting on the corresponding side surface of the protective suit body 1 along the axial direction of the annular serrated knife, so that the corresponding air passage is communicated with the inner cavity of the protective suit body 1.
In order to more effectively ring-cut the protective clothing body 1 by the annular serrated knife 11, an annular knife groove 14 is formed on the outer end surface of the connecting snap ring 8, and the annular serrated knife 11 is inserted in the annular knife groove 14.
In order to ensure the assembling sealing performance between the fixed mounting ring 7 and the connecting snap ring 8, sealing rings 15 are respectively arranged between the first positioning step and the outer end face of the connecting snap ring 8, and between the second positioning step and the inner end face of the fixed mounting ring 7.
Furthermore, in order to improve the connection stability between the fixed mounting ring 7 and the connection snap ring 8 and avoid the separation of the connection between the fixed mounting ring and the connection snap ring, a first inverted tooth 16 with outward teeth is arranged on the inner wall surface of the first large-diameter part 9, and a second inverted tooth 17 with inward teeth and matched with the first inverted tooth 16 is arranged on the outer wall surface of the second small-diameter part 13.
In addition, in order to facilitate the dismouting and the later maintenance of air supply fan 5, air inlet housing 2 includes fan inner shell 18 and covers the air inlet housing 19 of establishing on the outer terminal surface of fan inner shell 18, and fan inner shell 18 is connected with protective clothing body 1 through the fast-assembling subassembly, the air flue that admits air is including seting up the interior way of admitting air on fan inner shell 18 and seting up the outer way of admitting air on the air inlet housing 19, sets up the mounting groove 20 of bottom surface and interior way intercommunication of admitting air on the outer terminal surface of fan housing, air supply fan 5 places in mounting groove 20 and is provided with the battery 21 that supplies air supply fan 5 electric quantity on fan housing's the lateral wall face, and the fan housing upper cover that is located the battery 21 periphery is equipped with protective cover plate 22. The battery 21 adopts a common five-size battery 21 or a common seven-size battery 21, so that the use convenience of the product can be effectively improved, and a power supply groove for accommodating the battery 21 is formed in the side wall surface of the fan shell, so that the battery 21 can be conveniently replaced without disassembling the whole air inlet shell 2, and the air supply fan 5 can be isolated from the outside in the air inlet air passage, so that external viruses can not enter the inner cavity of the protective clothing body 1; meanwhile, in the present embodiment, the filter screen group one 4 is disposed in the intake outer passage.
Furthermore, in order to prevent external water from flowing in through the air inlet channel, the outer port of the air inlet channel is opened downwards on the bottom surface of the air inlet housing 19. Similarly, in order to prevent external water from flowing in through the exhaust air passage, the outer port of the exhaust air passage is arranged downwards.
Furthermore, in order to ensure that external viruses cannot enter the inner cavity of the protective suit body 1, the first filter screen group 4 and the second filter screen group 6 are formed by stacking a plurality of filter screens inside and outside.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered by the protection scope of the utility model.
Claims (10)
1. A breather for protective clothing, including protective clothing body (1), its characterized in that: the ventilating device comprises an air inlet shell (2) and an air exhaust shell (3) which are positioned on the outer side of a protective clothing body (1), an air inlet air passage is formed in the air inlet shell (2), a filter screen group I (4) and an air supply fan (5) are arranged in the air inlet air passage, an air exhaust air passage is formed in the air exhaust shell (3), a filter screen group II (6) is arranged in the air exhaust air passage, the air inlet shell (2), the air exhaust shell (3) and the protective clothing body (1) are fixedly connected through a fast assembly, and the fast assembly can cut or puncture the corresponding side face of the protective clothing body (1) so as to realize the communication of the air inlet air passage and the air exhaust air passage with the inner cavity of the protective clothing body (1).
2. A vent apparatus for protective clothing as claimed in claim 1, wherein: fast-assembling subassembly is including fixed mounting ring (7) and connection snap ring (8) that can the inside and outside concatenation, and fixed mounting ring (7) set up in air intake duct or exhaust air flue on the corresponding casing of port periphery, and connection snap ring (8) are located the inner chamber of protective clothing body (1), and fixed mounting ring (7) and connection snap ring (8) concatenation cooperation carry out the circular cutting to the corresponding side of protective clothing body (1), in order to realize corresponding air flue and the intercommunication of protective clothing body (1) inner chamber.
3. A vent apparatus for protective clothing as claimed in claim 2, wherein: the inner ring of the fixed mounting ring (7) sequentially comprises a first large-diameter part (9) and a first small-diameter part (10) from inside to outside, a first positioning step is formed between the first large-diameter part (9) and the first small-diameter part (10), an annular toothed cutter (11) with cutting edges distributed axially towards the fixed mounting ring (7) is arranged on the first positioning step, an outer ring of the connecting snap ring (8) sequentially comprises a second large-diameter part (12) and a second small-diameter part (13) from inside to outside, a second positioning step is formed between the second large-diameter part (12) and the second small-diameter part (13), the second small-diameter part (13) is inserted into the first large-diameter part (9), and the first positioning step corresponds to the outer end face of the connecting snap ring (8) and corresponds to the inner end face of the fixed mounting ring (7).
4. A vent apparatus for protective clothing as claimed in claim 3, wherein: an annular cutter groove (14) is formed in the outer end face of the connecting clamping ring (8), and the annular toothed cutter (11) is inserted into the annular cutter groove (14).
5. A vent apparatus for protective clothing as claimed in claim 3, wherein: and sealing rings (15) are arranged between the first positioning step and the outer end face of the connecting snap ring (8) and between the second positioning step and the inner end face of the fixed mounting ring (7).
6. A vent apparatus for protective clothing as claimed in claim 3, wherein: the inner wall surface of the first large-diameter part (9) is provided with a first inverted tooth (16) with an outward tooth, and the outer wall surface of the second small-diameter part (13) is provided with a second inverted tooth (17) with an inward tooth and matched with the first inverted tooth (16).
7. A vent apparatus for protective clothing as claimed in claim 1, wherein: air inlet housing (2) is including fan inner shell (18) and cover air inlet shell (19) of establishing on the outer terminal surface of fan inner shell (18), and fan inner shell (18) are connected with protective clothing body (1) through fast-assembling subassembly, air inlet air flue is including seting up the interior way of admitting air on fan inner shell (18) and seting up the outer way of admitting air on air inlet shell (19), sets up mounting groove (20) of bottom surface and interior way intercommunication of admitting air on fan housing's the outer terminal surface, air supply fan (5) are placed in mounting groove (20), and are provided with battery (21) that supply air supply fan (5) electric quantity on fan housing's the lateral wall face, and the fan housing upper cover that is located battery (21) periphery is equipped with protective cover board (22).
8. A vent apparatus for protective clothing as claimed in claim 7, wherein: the outer port of the air inlet outer channel is downwards arranged on the bottom surface of the air inlet shell (19).
9. A vent apparatus for protective clothing as claimed in claim 1, wherein: the outer port of the exhaust air passage is arranged downwards.
10. A vent apparatus for protective clothing as claimed in claim 1, wherein: the first filter screen set (4) and the second filter screen set (6) are formed by stacking a plurality of filter screens inside and outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065756.2U CN216315701U (en) | 2021-08-30 | 2021-08-30 | Ventilating device for protective clothing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122065756.2U CN216315701U (en) | 2021-08-30 | 2021-08-30 | Ventilating device for protective clothing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216315701U true CN216315701U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122065756.2U Active CN216315701U (en) | 2021-08-30 | 2021-08-30 | Ventilating device for protective clothing |
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| Country | Link |
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| CN (1) | CN216315701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849055A (en) * | 2022-04-29 | 2022-08-05 | 泉州湖南大学工业设计与机器智能创新研究院 | Protective clothing gas transmission pipe quick connection device and gas transmission pipe quick connection method |
| CN114849055B (en) * | 2022-04-29 | 2024-07-02 | 泉州湖南大学工业设计与机器智能创新研究院 | Protective clothing gas transmission pipe quick connection device and gas transmission pipe quick connection method |
-
2021
- 2021-08-30 CN CN202122065756.2U patent/CN216315701U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849055A (en) * | 2022-04-29 | 2022-08-05 | 泉州湖南大学工业设计与机器智能创新研究院 | Protective clothing gas transmission pipe quick connection device and gas transmission pipe quick connection method |
| CN114849055B (en) * | 2022-04-29 | 2024-07-02 | 泉州湖南大学工业设计与机器智能创新研究院 | Protective clothing gas transmission pipe quick connection device and gas transmission pipe quick connection method |
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