CN213555881U

CN213555881U - Power air supply filtering main machine body compatible with filter element and filter tank

Info

Publication number: CN213555881U
Application number: CN202022199938.4U
Authority: CN
Inventors: 郑文伟
Original assignee: Shenzhen Heavy Rain Innovation Industry Co ltd
Current assignee: Shenzhen Heavy Rain Innovation Industry Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-29
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a technical field of respirator discloses a power air supply of compatible filter core and canister filters host computer body, include: a body having a filter cell; the filter comprises a first casing, the first casing is detachably connected with the machine body, the first casing is covered with the filter tank and forms a first filter chamber, a filter element is arranged in the first filter chamber, or a second casing is arranged in the first filter chamber, the second casing is detachably connected with the machine body, the second casing is covered with the filter tank and forms a second filter chamber, the second casing is provided with an outer side wall far away from the machine body, the outer side wall of the second casing is provided with filter holes, the filter holes are communicated with the second filter chamber, and the filter holes are connected with a filter tank. The utility model discloses the power air supply of compatible filter core and canister that technical scheme provided filters the host computer body, and it is more convenient to use, and same organism can compatible different filter core, canister simultaneously, very big reduction the purchase cost.

Description

Power air supply filtering main machine body compatible with filter element and filter tank

Technical Field

The patent of the utility model relates to a technical field of respirator particularly, relates to a power air supply of compatible filter core and canister filters the host computer body.

Background

In the fields of industry, medical use and the like, it is often necessary to work in an environment such as a sterile environment or a dust-free environment, and a respirator has been developed because it is necessary to purify air to be inhaled in order to prevent workers from inhaling dust or germs. The respirator is generally provided with a filter element, air passing through the respirator can firstly pass through the filter element, and dust or germs can be removed from the air passing through the filter element so as to be inhaled by workers.

In addition, in order to facilitate the working of the staff in the whole-body closed environment, an air-supplying respirator is provided, which is communicated with the inside of the protective clothing in a pipeline manner, sucks air through a motor and sends the air into the protective clothing.

In the prior art, the respirator is used for filtering through the filter element or the filter tank, if the filter element and the filter tank need to be changed, the whole respirator needs to be replaced, the use is inconvenient, and the purchase cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power air supply of compatible filter core and canister filters the host computer body, aims at solving prior art, when changing between filter core and canister, needs to change whole respirator, awkward problem.

The utility model discloses a realize like this, a power air supply of compatible filter core and canister filters the host computer body, include:

the air supply device comprises a machine body, a fan blade wheel and a fan blade, wherein the machine body is provided with a filter tank, an air supply channel is arranged in the machine body, an air supply motor is arranged in the air supply channel, the air supply motor is connected with the fan blade wheel, the air supply channel is communicated with the filter tank, and the fan blade wheel and;

the first machine shell is detachably connected with the machine body, the first machine shell covers the filter tank to form a first filter cavity, a filter element is arranged in the first filter cavity,

or, the second casing with organism releasable connection, the second casing closing cap in the filter bowl forms and the second filter chamber, the second casing has and keeps away from the lateral wall of organism, be equipped with the filtration pore on the lateral wall of second casing, the filtration pore communicate in the second filter chamber, the filtration pore is connected with the straining jar.

Optionally, a positioning ring is arranged at the bottom of the filter tank, an abutting shell is arranged on the inner side wall of the second casing, and the positioning ring is abutted to the outer edge of the inner surface of the filter element, or the positioning ring is abutted to the abutting shell.

Optionally, one side of the first casing is provided with a first hook, a side wall of one side of the filter tank is provided with a first clamping hole, and the first hook is clamped and embedded in the first clamping hole; the other side of first casing has the second trip, the organism has the orientation first casing open-ended dismantlement groove, the dismantlement groove court the side of organism extends and the opening, dismantle the inslot and be equipped with mobilizable dismantlement piece, the dismantlement piece has the orientation first casing open-ended second card hole, the second trip inlay card in the second card hole.

Optionally, the dismounting member and the side wall of the dismounting groove are connected with an elastic member, and the dismounting member moves from one side edge of the machine body to the other side edge of the machine body.

Optionally, the tank bottom of the dismounting groove is provided with a limiting groove, one side of the dismounting part protrudes a limiting block, and the limiting block is embedded in the limiting groove.

Optionally, the first housing is protruded with an abutting plate towards the filter element, and the abutting plate abuts against the outer surface of the filter element.

Optionally, a first detection contact is arranged at the bottom of the filter tank, a detection structure is arranged on the filter element, the detection structure is provided with a second detection contact, and the second detection contact is in butt joint with the first detection contact.

Optionally, an air inlet gap is formed between the bottom of the first casing and the machine body, and the air inlet gap is communicated with the first filter cavity.

Optionally, a connecting piece is arranged at the position of the filter hole, the connecting piece is provided with a connecting groove, a plurality of through holes are formed in the bottom of the connecting groove and communicated with the second filter cavity, and internal threads are arranged on the side wall of the connecting groove.

Optionally, the number of the filter holes is two, the number of the filter canisters is two, the two filter holes are respectively arranged at two sides of the second casing, and each filter hole is connected to one filter canister.

Compared with the prior art, the utility model provides a power air supply of compatible filter core and canister filters the host computer body, can realize the air supply through the organism to, as required, the first casing of mountable, and then the installation filter core realizes filtering through the filter core, perhaps, the mountable second casing, and then the installation canister realizes filtering through the canister, compares in prior art, needs to change the mode of whole host computer body, the utility model provides a power air supply of compatible filter core and canister filters the host computer body, and it is more convenient to use, and the filter core, the canister of same organism compatible difference simultaneously, very big reduction purchase cost. The problem of among the prior art, when changing between filter core and the canister, need change whole respirator, awkward is solved.

Drawings

Fig. 1 is a schematic perspective view of a filter element mounted on a power supply filter main body compatible with a filter element and a filter tank provided by the present invention;

FIG. 2 is an exploded view of the filter cartridge installed on the main power supply filter unit of the present invention, with the filter cartridge and canister compatible;

FIG. 3 is a schematic perspective view of a canister mounted on a powered air-supplying filter main body of the present invention with a compatible cartridge and canister;

fig. 4 is an exploded view of the filter cartridge installed in the main body of the power supply filter machine compatible with the filter cartridge and the filter cartridge.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1 to 4, the preferred embodiment of the present invention is shown.

The embodiment of the utility model provides an in, this power air supply of compatible filter core and canister filters the host computer body, include:

the air purifier comprises a body 10, wherein the body 10 is provided with a filter cell 10a, an air supply channel is arranged in the body 10, an air supply motor is arranged in the air supply channel, the air supply motor is connected with an air impeller, the air supply channel is communicated with the filter cell 10a, and the air impeller and the filter cell 10a are oppositely arranged;

a first casing 11, the first casing 11 is detachably connected with the machine body 10, the first casing 11 covers the filter tank 10a and forms a first filter chamber, a filter element 111 is arranged in the first filter chamber,

or, second casing 12 and organism 10 releasable connection, second casing 12 closing cap forms and the second filter chamber in filter bowl 10a, and second casing 12 has the lateral wall of keeping away from organism 10, is equipped with the filtration pore on the lateral wall of second casing 12, and the filtration pore communicates in the second filter chamber, and the filtration pore is connected with straining jar 121.

The machine body 10 is further provided with an air supply outlet which is communicated with the air supply channel and used for being connected with an air supply pipeline 30, so that air is supplied along the first filter chamber or the second filter chamber, the air supply channel and the air supply pipeline 30.

In addition, the filter element 111 is a rectangular filter structure, and generally includes a filter body and a filter housing, the filter housing is wrapped around the filter body, and a front housing or a rear housing of the filter housing has a plurality of hollow holes for allowing air to enter the filter body, thereby realizing filtering.

The canister 121 is a canister-shaped filter structure, and has a connection port at an end thereof, and hollow holes are formed at the connection port and the bottom of the canister 121 so that air can enter the canister 121 to perform filtering.

In this embodiment, can realize the air supply through organism 10 to, as required, the first casing 11 of mountable, and then installation filter core 111 realizes filtering through filter core 111, perhaps, mountable second casing 12, and then installation filter tank 121, realize filtering through filter tank 121, compare in prior art, the mode that needs to change whole host computer body 10, the utility model provides a host computer body 10 is filtered in the power air supply of compatible filter core 111 and filter tank 121, and it is more convenient to use, and same organism 10 can compatible different filter core 111, filter tank 121 simultaneously, very big reduction purchase cost.

Referring to fig. 2 and 4, in an embodiment of the present invention, the positioning ring 101 is disposed at the bottom of the filter tank 10a, the inner sidewall of the second housing 12 has a butt-joint shell 123, and the positioning ring 101 is butt-jointed to the outer edge of the inner surface of the filter element 111, or the positioning ring 101 is butt-jointed to the butt-joint shell 123.

The connection between the filter cell 10a and the air supply channel is located in the positioning ring 101, so that when the filter element 111 is installed, the positioning ring 101 seals the space between the filter element 111 and the air impeller, and ensures that the sucked air firstly passes through the filter element 111. In this embodiment, an air inlet gap is formed between the bottom of the first housing 11 and the machine body 10, and the air inlet gap is communicated with the filter cavity so as to suck external air.

Furthermore, the first housing 11 has a contact plate protruding toward the filter element 111, and the contact plate contacts with an outer surface of the filter element 111.

Support through this butt plate and hold in filter core 111, make filter core 111 tightly detain in above-mentioned holding ring 101, realize stably fixed, avoid removing to, this first casing 11 still has the limiting plate towards filter core 111, and the limiting plate encircles in filter core 111's periphery, in order to guarantee filter core 111's position.

When the filter tank 121 is arranged, the butt joint shell 123 is in butt joint with the positioning ring 101, so that the space in the filter cavity is closed, and air is ensured to firstly pass through the filter tank 121 to realize filtering. In this embodiment, the second casing 12 has a clamping plate protruding toward the machine body 10, and the clamping plate is annularly disposed outside the abutting casing 123, so that the abutting casing 123 is stably fixed on the inner side wall of the second casing 12.

Referring to fig. 3 and 4, in an embodiment of the present invention, when the canister 121 is installed, the connection member 122 is disposed at the filtering hole, the connection member 122 has a connection groove 122a, a bottom of the connection groove 122a has a plurality of through holes, the plurality of through holes are communicated with the second filtering cavity, and a side wall of the connection groove 122a has an internal thread.

The internal thread of the connecting groove 122a is connected with the external thread of the connecting port of the canister 121, so that the canister 121 is fixed to perform filtering.

And, the quantity of filtration pore is two, and the quantity of canister is two, and two filtration pores locate the both sides of second casing 12 respectively, and each filtration pore connects in a canister.

Like this, improved air inlet efficiency through two straining jar 121, increased the filter effect to better use. Of course, more canisters 121 may be provided for use as desired, and will not be described further.

Referring to fig. 2, in an embodiment of the present invention, the bottom of the filter cell 10a has a first detecting contact, the filter element 111 has a detecting structure, the detecting structure has a second detecting contact, and the second detecting contact is abutted to the first detecting contact.

Through the contact that detects structural second detection contact and first detection contact, and then can learn that filter core 111 has installed in the filter chamber, the non-vacant state of filter chamber can normally supply air, and when first detection contact did not detect the contact with the second, first detection contact was vacant arrangement state, indicates no filter core 111 in the filter chamber this moment promptly to and remind the staff in time to place filter core 111, avoid taking place danger.

In this embodiment, the detection structure is a detection circuit board, the detection circuit board is provided with a detection chip, the detection chip stores information of the effective time of the filter element 111, and the detection circuit board is provided with two second detection contacts arranged at intervals; the main control board is arranged in the machine body 10, the first detection contact is a contact pin, the bottom of the filter tank 10a is provided with two first detection contacts which are arranged at intervals, each second detection contact is butted with one first detection contact, and the main control board is electrically connected with the detection circuit board.

That is, when the filter element 111 is not installed, the end of the contact pin is disposed in a vacant position, which means that the filter element 111 is not installed, and when the filter element 111 is installed, the main control board is electrically connected to the detection circuit board, which means that the filter element 111 is installed, so as to implement the detection. In particular, the contact pin is an elastic contact pin to ensure a stable interference with the second detection contact.

Meanwhile, after the filter element 111 is installed, the information of the effective time of the filter element 111 of the detection chip is read through the main control board, whether the filter element 111 is in the effective period or not is judged, if the effective period is exceeded, quality problems such as blockage and the like may exist in the filter element 111, and at the moment, a worker is reminded to replace the filter element 111 in time. And, after the above-mentioned detection all passes, also that filter core 111 is installed, and in the valid period, can write into main control board with the live time of filter core 111 through detecting the chip, when the live time of filter core 111 reaches the preset time, carry out the early warning promptly.

In addition, in order to ensure the normal use of the canister 121 and prevent random alarm, a detection structure is also provided on the docking shell 123 of the second housing 12, and the structure thereof refers to the detection structure of the filter element 111, and is not described again.

Referring to fig. 1 to 4, in an embodiment of the present invention, in order to detachably connect the first housing 11 and the machine body 10, a first hook is disposed on one side of the first housing 11, a first engaging hole is disposed on a side wall of the filter tank 10a, and the first hook is engaged with the first engaging hole; the other side of the first housing 11 has a second hook, the body 10 has a detaching slot opening toward the first housing 11, the detaching slot extends toward the side of the body 10 and opens, a removable detaching piece 102 is disposed in the detaching slot, the detaching piece 102 has a second hole opening toward the first housing 11, and the second hook is embedded in the second hole.

The first housing 11 is fixed or the second hook is separated by moving the dismounting member 102 to abut against the second hook, so that the first housing 11 can be dismounted conveniently.

Moreover, the detaching element 102 is connected with the side wall of the detaching slot by an elastic element, and the detaching element 102 moves from one side to the other side of the machine body 10.

Specifically, this elastic component is the spring, and the portion of colluding of second trip is connected with the lateral wall of spring towards dismantling the groove and arranges, makes dismantling 102 tend to keep away from the lateral wall that dismantles the groove and be connected with the spring through the elastic component to avoid the second trip to break away from, realize the stable connection of casing, and when needs are dismantled, through pressing dismantling 102, the second trip can break away from the second card hole, realizes dismantling.

Furthermore, the bottom of the dismounting groove is provided with a limiting groove, one side of the dismounting part 102 protrudes with a limiting block, and the limiting block is embedded in the limiting groove.

The limiting groove extends from one side edge of the machine body 10 to the other side edge, and when the spring presses the dismounting member 102, the limiting block presses the side wall of the limiting groove, so that the dismounting member 102 is prevented from being separated from the machine body 10 from the side edge of the machine body 10.

In this embodiment, the detachable connection manner between the second housing 12 and the machine body 10 can refer to the detachable connection manner between the first housing 11 and the machine body 10, and is not described again.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a compatible filter core and canister's power air supply filters main frame body which characterized in that includes:

2. The filter cartridge and canister compatible power supply filter main body of claim 1, wherein the bottom of the filter tank is provided with a retaining ring, the inner sidewall of the second housing has a docking shell, and the retaining ring is docked to the outer edge of the inner surface of the filter cartridge, or the retaining ring is docked to the docking shell.

3. The main body of claim 1 or 2, wherein the first housing has a first hook on one side, the filter tank has a first hole on one side, and the first hook is engaged with the first hole; the other side of first casing has the second trip, the organism has the orientation first casing open-ended dismantlement groove, the dismantlement groove court the side of organism extends and the opening, dismantle the inslot and be equipped with mobilizable dismantlement piece, the dismantlement piece has the orientation first casing open-ended second card hole, the second trip inlay card in the second card hole.

4. The main body of claim 3, wherein the removable member is connected to the side wall of the recess by a resilient member, the removable member moving from side to side of the body.

5. The main body of claim 4, wherein the bottom of the detaching slot has a limiting slot, and one side of the detaching member protrudes a limiting block, and the limiting block is embedded in the limiting slot.

6. The main body of claim 1 or 2, wherein the first housing projects toward the filter element with an abutment plate that abuts an outer surface of the filter element.

7. The filter cartridge and canister compatible power supply filter main body of claim 1 or 2, wherein the filter bowl has a first sensing contact on the bottom of the bowl and a sensing structure on the filter cartridge having a second sensing contact that interfaces with the first sensing contact.

8. The main air supply filter unit compatible with the filter element and the filter tank as claimed in claim 1 or 2, wherein an air inlet gap is formed between the bottom of the first casing and the unit body, and the air inlet gap is communicated with the first filter chamber.

9. The main body of claim 1 or 2, wherein the filter hole is provided with a connecting member having a connecting groove, the bottom of the connecting groove is provided with a plurality of through holes, the plurality of through holes are communicated with the second filter chamber, and the side wall of the connecting groove is provided with an internal thread.

10. The main body of claim 1 or 2, wherein the number of the filter holes is two, the number of the filter canisters is two, and the two filter holes are respectively disposed on two sides of the second housing, and each filter hole is connected to one of the filter canisters.