CN215876023U - Half face guard of integral type fire control self-rescue respirator - Google Patents
Half face guard of integral type fire control self-rescue respirator Download PDFInfo
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- CN215876023U CN215876023U CN202121474153.1U CN202121474153U CN215876023U CN 215876023 U CN215876023 U CN 215876023U CN 202121474153 U CN202121474153 U CN 202121474153U CN 215876023 U CN215876023 U CN 215876023U
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- disk seat
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Abstract
The utility model provides an integrated fire-fighting self-rescue respirator half mask, which comprises: half face guard body, half face guard body top is provided with the mask software, half face guard body bottom is reserved has the constant head tank, installs installation location sealing strip in the constant head tank, half face guard body bottom is provided with the sealing washer that sets up with installation location sealing strip an organic whole, and the inside integrated into one piece of half face guard body sets up the interior baffle of indent shape, and the center of interior baffle is provided with the centre bore, be provided with the disk seat on the side of half face guard body, disk seat, half face guard body and interior baffle adopt integrative injection moulding. This integral type fire control self-rescue respirator half face guard adopts integral type disk seat structural design, need not independent installation disk seat again, can reduce the degree of difficulty of disk seat assembly to the seal also can't the problem of guarantee when having solved the disk seat installation, and setting up half face guard bottom design from the sealing washer and the installation location sealing strip of taking, be convenient for with the quick accurate location installation of canister.
Description
Technical Field
The utility model relates to the technical field of fire-fighting equipment, in particular to an integrated fire-fighting self-rescue respirator half mask.
Background
The half mask is one of gas mask parts, prevents the mouth and the nose of a person from contacting with the outside air, and enables the face of the person to be isolated from the outside polluted air, thereby better protecting the face of a user. The half mask is generally matched with the canister for use, and can play a role in respiratory protection. The existing half mask mainly has the following defects: 1) the half mask body and the valve seat are designed in a split mode, the valve seat needs to be assembled on the half mask body in actual use, and then the breather valve is installed, so that the assembling difficulty is increased, and the tightness of the valve seat in installation cannot be guaranteed; 2) the existing valve seat structure adopts a plane type framework structure, the outer end of a valve block is easy to warp when the valve block is installed, so that the valve block can be tightly attached to the framework when a small amount of external gas is sucked when the valve block is just started to be used, and the hidden danger of sucking the small amount of external toxic gas exists; 3) when the half mask and the canister are installed, the standard of the installation in place cannot be accurately judged, and workers need to judge the standard according to own experience; 4) the external binding belt can not be positioned when being bound, and the external binding belt needs to be judged by a worker according to self experience; 5) after the half mask and the canister are installed, a sealing ring needs to be independently installed to seal the butt joint of the half mask and the canister.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an integrated fire-fighting self-rescue respirator half mask which adopts an integrated valve seat structure design, and a self-contained sealing ring and an installation positioning sealing strip are designed at the bottom of the half mask, so that the integrated fire-fighting self-rescue respirator half mask is convenient to be quickly and accurately positioned and installed with a canister.
In order to realize the technical scheme, the utility model provides an integrated fire-fighting self-rescue respirator half mask, which comprises: half face guard body, half face guard body top is provided with the mask software, half face guard body bottom is reserved has the constant head tank, installs installation location sealing strip in the constant head tank, half face guard body bottom is provided with the sealing washer that sets up with installation location sealing strip an organic whole, and the inside integrated into one piece of half face guard body sets up the interior baffle of indent shape, and the center of interior baffle is provided with the centre bore, be provided with the disk seat on the side of half face guard body, disk seat, half face guard body and interior baffle adopt integrative injection moulding.
In the technical scheme, the valve seat, the half-face cover body and the inner baffle are integrally formed by injection molding, so that the valve seat is not required to be independently installed, the difficulty of valve seat assembly can be reduced, and the problem that the tightness cannot be guaranteed during valve seat installation is solved. The sealing ring is arranged at the bottom of the half mask body, so that the butt joint of the half mask and the canister is not required to be sealed by independently installing the sealing ring, and the difficulty in installing the canister is reduced. Through this internal baffle of integrative injection moulding that sets up at half face guard, be convenient for spacing when installing canister to the cooperation sets up the judgement canister that can be quick accurate in half face guard body bottom and whether installs in place. And accurate positioning when the outside ribbon is bound is also facilitated by arranging the installation positioning sealing strip, and the ribbon buckle of the ribbon is fixed at the installation positioning sealing strip during actual installation.
Preferably, the disk seat includes the disk seat body, and disk seat body inside is provided with a plurality of interior concave skeletons that use disk seat body center to be the circumference array and distribute as the centre of a circle, interior concave skeleton design becomes the high inner low of outer end, and interior concave skeleton center is provided with the reference column, and the outside of disk seat body is provided with the external screw thread. The framework of the valve seat is designed to be concave, so that the outer end is high and the inner end is low, the valve block can be completely attached to the concave framework during installation, and the hidden danger that the valve block and the framework are not tightly attached due to the fact that the outer end of the valve block upwarps and then the outside small-amount toxic gas is sucked is avoided.
Preferably, the protecting surface soft body is connected with the mounting and positioning sealing strip and the sealing ring through connecting ribs, so that the protecting surface soft body, the mounting and positioning sealing strip and the sealing ring can be closely attached to the half mask body.
Preferably, the periphery of the inner baffle plate on the inner wall of the half mask body is provided with a plurality of strip-shaped clamping angles distributed in a circumferential array manner, so that the half mask body is conveniently butted with an external filter paper support.
Preferably, the surface protection soft body, the mounting and positioning sealing strip and the sealing ring are made of TPE materials.
Preferably, the valve seat, the half-face cover body and the inner baffle are integrally formed by injection molding of a PP material.
The utility model provides an integrated fire-fighting self-rescue respirator half mask which has the beneficial effects that:
1) this integral type fire control self-rescue respirator half face guard is through the design to overall structure, and disk seat, half face guard body and interior baffle adopt integrative injection moulding, need not independent installation disk seat again, can reduce the degree of difficulty of disk seat assembly to the seal when having solved the disk seat installation also can't guarantee the problem. The sealing ring is arranged at the bottom of the half mask body, so that the butt joint of the half mask and the canister is not required to be sealed by independently installing the sealing ring, and the difficulty in installing the canister is reduced. Through this internal baffle of integrative injection moulding that sets up at half face guard, be convenient for spacing when installing canister to the cooperation sets up the judgement canister that can be quick accurate in half face guard body bottom and whether installs in place. And accurate positioning when the outside ribbon is bound is also facilitated by arranging the installation positioning sealing strip, and the ribbon buckle of the ribbon is fixed at the installation positioning sealing strip during actual installation.
2) This integral type fire control self-rescue respirator half face guard designs into the indent formula through the skeleton with the disk seat for the high inner of outer end is low, can ensure to laminate completely with indent formula skeleton when the valve block installation, has avoided because the valve block outer end upwarps and leads to valve block and skeleton laminating inseparable, and then leads to inhaling the hidden danger of outside small-amount toxic gas.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a rear view of the present invention.
Fig. 4 is an exploded perspective view of the present invention.
In the figure: 1. a half mask body; 2. a face protecting soft body; 3. a valve seat; 31. an inward-concave skeleton; 32. a positioning column; 33. an external thread; 4. an inner baffle; 5. a seal ring; 6. installing a positioning sealing strip; 7. a central bore; 8. strip-shaped clamping corners; 9. connecting ribs; 11. A thread; 12. and (6) positioning a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example (b): an integrated fire-fighting self-rescue respirator half mask.
Referring to fig. 1-4, an integrated fire self-rescue respirator half-mask, comprising: the half mask comprises a half mask body 1, wherein a face protection soft body 2 is arranged at the top of the half mask body 1, the face protection soft body 2 is made of a TPE material, threads 11 are arranged at the bottom of the half mask body 1, a positioning groove 12 is reserved in the bottom of the half mask body, an installation and positioning sealing strip 6 is installed in the positioning groove 12, the installation and positioning sealing strip 6 mainly plays a role in installation and positioning, a sealing ring 5 which is integrally arranged with the installation and positioning sealing strip 6 is arranged at the bottom of the half mask body 1, the installation and positioning sealing strip 6 and the sealing ring 5 are both made of the TPE material, and the face protection soft body 2 is connected with the installation and positioning sealing strip 6 and the sealing ring 5 through a connecting rib 9 so as to ensure that the face protection soft body 2, the installation and positioning sealing strip 6 and the sealing ring 5 can be closely attached to the half mask body 1;
the inner side of the half mask body 1 is integrally provided with an inner baffle 4 in a concave shape, the center of the inner baffle 4 is provided with a center hole 7, the inner baffle 4 is used for limiting the canister during installation, the side surface of the half mask body 1 is provided with a valve seat 3, the half mask body 1 and the inner baffle 4 are integrally formed by injection molding of PP materials, the valve seat 3 comprises a valve seat body, five concave type frameworks 31 which are distributed in a circumferential array by taking the center of the valve seat body as the center of a circle are arranged inside the valve seat body, the concave type frameworks 31 are designed to be high in outer end and low in inner end, the center of the concave type framework 31 is provided with a positioning column 32, the outer side of the valve seat body is provided with an external thread 33, during actual installation, the valve plate is tightly attached to the concave type framework 31 after the center hole of the valve plate is butted with the positioning column 32, then the valve cover is tightly covered by the valve cover, and the framework of the valve seat is designed to be in a concave type, make the high inner of outer end low, can ensure to laminate with indent formula skeleton 31 completely when the valve block installation, avoided because the valve block outer end upwarps and leads to valve block and skeleton laminating inseparable, and then lead to inhaling the hidden danger of outside small-quantity toxic gas. The periphery that lies in interior baffle 4 on 1 inner wall of half face guard body is provided with eight strip card angles 8 that are the circumference array and distribute, the butt joint of being convenient for with outside filter paper support.
This integral type fire control self-rescue respirator half face guard is through the design to overall structure, and disk seat 3, half face guard body 1 and interior baffle 4 adopt the integrative injection moulding of PP material, need not independent installation disk seat 3 again, can reduce the degree of difficulty of 3 assemblies of disk seat to the seal when having solved 3 installations of disk seat also can't the guarantee the problem. Through set up sealing washer 5 from taking in half face guard body 1 bottom, need not independent installation sealing washer 5 and seal half face guard and canister butt joint department, reduced the degree of difficulty of canister installation. Through set up baffle 4 in integrative injection moulding in half face guard body 1, be convenient for spacing when installing the canister to the cooperation sets up the judgement canister that can be quick accurate and whether install in place in the installation location sealing strip 6 of half face guard body 1 bottom. And accurate positioning when the outside ribbon is bound is also convenient for through setting up installation location sealing strip 6, the ribbon buckle of ribbon is fixed in installation location sealing strip 6 department during actual installation can.
This integral type fire control self-rescue respirator half face guard designs into the indent formula through the skeleton with disk seat 3 for the high inner of outer end is low, can ensure to laminate completely with indent formula skeleton when the valve block installation, has avoided because the valve block outer end upwarps and leads to valve block and skeleton laminating inseparable, and then leads to inhaling the hidden danger of outside small-amount toxic gas.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (6)
1. An integral type fire control self-rescue respirator half-face guard, its characterized in that includes: half face guard body, half face guard body top is provided with the mask software, half face guard body bottom is reserved has the constant head tank, installs installation location sealing strip in the constant head tank, half face guard body bottom is provided with the sealing washer that sets up with installation location sealing strip an organic whole, and the inside integrated into one piece of half face guard body sets up the interior baffle of indent shape, and the center of interior baffle is provided with the centre bore, be provided with the disk seat on the side of half face guard body, disk seat, half face guard body and interior baffle adopt integrative injection moulding.
2. The integrated fire self-rescue respirator half-mask of claim 1, wherein: the valve seat comprises a valve seat body, a plurality of concave type frameworks which are distributed in a circumferential array mode and take the center of the valve seat body as the circle center are arranged inside the valve seat body, the outer ends of the concave type frameworks are designed to be high, the inner ends of the concave type frameworks are designed to be low, the center of the concave type framework is provided with a positioning column, and external threads are arranged on the outer side of the valve seat body.
3. The integrated fire self-rescue respirator half-mask of claim 1, wherein: the protective soft body is connected with the mounting and positioning sealing strip and the sealing ring through connecting ribs.
4. The integrated fire self-rescue respirator half-mask of claim 1, wherein: the periphery of the inner baffle plate on the inner wall of the half mask body is provided with a plurality of strip-shaped clamping angles distributed in a circumferential array mode.
5. The integrated fire self-rescue respirator half-mask of claim 1, wherein: the surface protection soft body, the mounting and positioning sealing strip and the sealing ring are made of TPE materials.
6. The integrated fire self-rescue respirator half-mask of claim 1, wherein: the valve seat, the half-face cover body and the inner baffle are integrally formed by injection molding of a PP material.
Priority Applications (1)
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CN202121474153.1U CN215876023U (en) | 2021-06-30 | 2021-06-30 | Half face guard of integral type fire control self-rescue respirator |
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CN202121474153.1U CN215876023U (en) | 2021-06-30 | 2021-06-30 | Half face guard of integral type fire control self-rescue respirator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115006751A (en) * | 2022-05-11 | 2022-09-06 | 应急管理部上海消防研究所 | Filtration formula fire control respirator of saving oneself |
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2021
- 2021-06-30 CN CN202121474153.1U patent/CN215876023U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115006751A (en) * | 2022-05-11 | 2022-09-06 | 应急管理部上海消防研究所 | Filtration formula fire control respirator of saving oneself |
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