CN213713400U - Valve component and fresh air purifier with same - Google Patents

Abstract

The utility model relates to a valve assembly and applied fresh air purification machine that has this valve assembly, the valve assembly includes disk seat and valve plate, open the lower part of disk seat has the new trend opening, the inside cavity of disk seat forms the space that is used for installing the valve plate, the valve plate can locate in this space with reciprocating and be used for opening the new trend opening or close its characterized in that: the detachable filter screen that can cover the new trend opening is provided with on the disk seat, and this filter screen is located the front side or the rear side of valve plate. The utility model discloses shirk the formula on the disk seat and set up the filter screen that can cover the new trend opening, this filter screen not only can filter the new trend air, is favorable to simplifying the overall structure of new trend clearing machine, and in addition, the filter screen can prevent that external mosquito from getting into in the valve member to the leakproofness of valve member has been improved.

Description

Valve component and fresh air purifier with same

Technical Field

The utility model relates to a valve member and applied fresh air purification machine that has this valve member.

Background

The installation of a fresh air system in a room is an effective means for improving the quality of indoor air, and the installation of the fresh air system in the room is common at present. For example, the chinese utility model patent "fresh air cleaner and indoor air cleaning circulation system" with the publication number CN204513613U discloses a structure, the fresh air cleaner includes a housing, a first fan, a second fan, a first filtering module, a second filtering module, a fresh air inlet, a return air inlet, and an air outlet, the housing is provided with the fresh air inlet, the return air inlet, and the air outlet; the fresh air inlet passes through the fresh air, and the fresh air inlet communicates the air inlet end of establishing the first filter module in the closed cavity, and the fresh air passes through the air inlet end that first filter module got into first fan, and the air-out end and the air outlet of first fan communicate with each other, and the air inlet end of establishing the second filter module in the closed cavity is communicated to the return air inlet, and the return air passes through the air inlet end that second filter module got into the second fan, and the air-out end and the air outlet of second fan communicate with each other.

The fresh air purifier in the prior art generally has the problem of incomplete internal and external circulation, so that outdoor fresh air still enters, and the real full internal circulation cannot be realized. In addition, the volume of the fresh air fan is large, and the internal structure assembly is not reasonable enough in the market at present.

In addition, the new trend mouth department of current new fan generally is provided with the valve, and the valve that adopts sliding door formula structure generally can be in having the cooperation recess, and insects such as mosquitos and flies get into and lead to the valve seal to become invalid in the easy recess, influence new trend purifying effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is the current situation to prior art, thereby provides one kind through prevent that the mosquito from getting into, simplifying overall structure's valve component on the valve component integrated filter screen.

The utility model discloses the second technical problem that will solve is to prior art's current situation, provides an use fresh air purification machine who has above-mentioned valve component, and this fresh air purification machine can realize full inner loop and full extrinsic cycle and compact structure, reasonable in assembly.

The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does: the utility model provides a valve component, includes disk seat and valve plate, open the lower part of disk seat has the new trend opening, the inside cavity of disk seat forms the space that is used for installing the valve plate, the valve plate can be located in this space with reciprocating and be arranged in opening or closing the new trend opening, its characterized in that: the detachable filter screen that can cover the new trend opening is provided with on the disk seat, and this filter screen is located the front side or the rear side of valve plate.

Preferably, be provided with the fixture block of interval arrangement on the new trend opening inner wall of disk seat, it is corresponding, the edge of filter screen is provided with the draw-in groove that can cooperate the joint with this fixture block. The structure is convenient for installing the filter screen on the valve seat in a detachable mode, and the filter screen can be detached for cleaning after being used for a certain time.

Preferably, the clamping groove is arranged on the outer peripheral wall of the filter screen and is of a transverse L-shaped structure, the vertical part of the L-shaped clamping groove is located at the outer edge of the filter screen and extends along the circumferential direction of the filter screen to form a limiting part capable of limiting with the clamping block, and the transverse part of the L-shaped clamping groove extends towards the inner side of the filter screen to form a guide part for the clamping block to slide into the clamping groove. During installation, the clamping blocks are aligned with the guide parts of the L-shaped clamping grooves, the filter screen is moved backwards, and when the clamping blocks are located in the guide parts, the filter screen is rotated to enable the clamping blocks to slide into the limiting parts, so that installation is completed, operation is convenient, and connection is reliable.

Preferably, a groove which is recessed backwards is formed in the central part of the filter screen, and a baffle plate which is convenient to hold by hand is arranged in the groove. The structure is convenient for people to hold the filter screen for operation.

Preferably, the valve seat comprises a front shell and a rear shell which can be mutually involuted front and rear, and the filter screen is detachably connected to the rear shell and is positioned on the rear side of the valve plate. Because the mosquito mainly comes from the open-air, set up the filter screen in new trend open-ended rear side, be favorable to avoiding the mosquito to get into new trend opening part.

In order to facilitate the driving of the valve plate to move up and down, a rack is arranged at the vertical edge of the valve plate, and correspondingly, a gear meshed with the rack for transmission and a motor for driving the gear to rotate can be rotatably arranged in the valve seat.

The utility model provides an use new trend clearing machine that has above-mentioned valve assembly, includes casing, first fan and second fan, first fan is used for inhaling the air indoor, the second fan is used for discharging the air outdoor, its characterized in that: the air conditioner comprises a shell, a valve assembly and a control device, wherein the shell is provided with a return air inlet on the bottom wall, an air outlet on the top wall and a fresh air inlet on the side wall, the valve assembly is arranged on the side wall of the shell and used for opening or closing the fresh air inlet, and the shell is internally provided with a functional module capable of covering part of the return air inlet and a second valve assembly capable of opening or closing the other part of the return air inlet. The structure is compact, the assembly is reasonable, the assembly space is effectively utilized, and the volume of the whole machine is favorably reduced; when the valve component is opened and the second valve component is closed, the first fan is operated, and the second fan is stopped to realize air external circulation; when the valve component is closed and the second valve component is closed, the first fan is operated, and the second fan is stopped to operate, so that air internal circulation can be realized; when the valve component is opened and the second valve component is opened, the first fan stops running, and the second fan runs to directly discharge the indoor air to the outdoor without filtering, so that the automatic switching of the full internal circulation, the external circulation and the air exhaust state is realized, and the use is convenient.

Compared with the prior art, the utility model has the advantages of: the utility model discloses shirk the formula on the disk seat and set up the filter screen that can cover the new trend opening, this filter screen not only can filter the new trend air, is favorable to simplifying the overall structure of new trend clearing machine, and in addition, the filter screen can prevent that external mosquito from getting into in the valve member to the leakproofness of valve member has been improved.

Drawings

Fig. 1 is a schematic structural view (closed state) of a valve assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of the valve seat hidden in FIG. 1 (open state);

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an exploded view of FIG. 1;

fig. 5 is a schematic structural view of a fresh air purifier according to an embodiment of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 at another angle;

fig. 7 is a schematic structural view of a hidden part of the housing in fig. 5.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the valve assembly 4 of the present embodiment includes a valve seat 41 and a valve plate 42, a circular fresh air opening 411 is formed at a lower portion of the valve seat 41, a space 410 for installing the valve plate 42 is formed in the valve seat 41, and the valve plate 42 is disposed in the space 410 in a vertically movable manner and is used for opening or closing the fresh air opening 411.

The valve seat 31 is detachably provided with a filter screen 45 capable of covering the fresh air opening 311. The valve seat 41 includes a front housing 41a and a rear housing 41b which are coupled to each other in a front-rear direction, and the filter 45 is detachably attached to the rear housing 45b and located behind the valve plate 42. Because the mosquito mainly comes from outdoors, set up filter screen 45 in the rear side of new trend opening 411, be favorable to avoiding the mosquito to get into new trend opening 411 department.

Specifically, be provided with the fixture block 4111 of interval arrangement on the new trend opening 411 inner wall of valve seat 41, correspondingly, the edge of filter screen 45 is provided with the draw-in groove 451 that can cooperate the joint with this fixture block 4111. The structure is convenient for the detachable installation of the filter screen 45 on the valve seat 41, and the filter screen can be detached for cleaning after being used for a certain time. The draw-in groove 451 sets up on the periphery wall of filter screen 45 and for the L shape structure of horizontal, thereby the vertical part 4511 of this L shape draw-in groove 451 lies in filter screen 45 outer fringe department and extends along filter screen 45 circumference and form and can carry out spacing part with fixture block 4111, thereby the lateral part 4512 of this L shape draw-in groove 451 extends to filter screen 45 inboard and forms the guide part that supplies fixture block 4111 to slide in the draw-in groove 451. During the installation, align fixture block 4111 with the guide part of L shape draw-in groove 451, move filter screen 45 backward, when fixture block 4111 is located the guide part, rotate filter screen 45, make fixture block 4111 slide in spacing part to accomplish the installation, convenient operation, connection are reliable.

The filter screen 45 of this embodiment is provided with a recess 452 recessed rearward at a central portion thereof, and a stopper 453 is provided in the recess 452 for easy handling. This configuration facilitates manual handling of the screen 45.

The inner wall surface of the valve seat 41 is provided with a sliding groove 412 extending vertically, and correspondingly, the vertical edge of the valve plate 42 is provided with a sliding rail 421 guiding and matching with the sliding groove 412. In order to facilitate the up-and-down movement of the valve plate 42, the vertical edge side of the valve plate 42 is provided with a rack 422, and correspondingly, the valve seat 41 is rotatably provided with a gear 43 in mesh transmission with the rack 422 and a motor 44 for driving the gear 43 to rotate.

As shown in fig. 5, 6 and 7, the fresh air purifier to which the valve assembly 4 is applied in the present embodiment includes a housing 1, a first fan 2 and a second fan, wherein the first fan 1 is used for sucking air into a room, and the second fan is used for discharging air out of the room. In this embodiment, the bottom wall of the casing 1 is provided with an air return opening 11, the top wall is provided with an air outlet 12, the side wall is provided with a fresh air opening 13, the first fan 2 is positioned above the fresh air opening 13, the side part of the first fan is provided with an air suction opening 21, and the top part of the first fan is provided with an air outlet. The side wall of the shell 1 is provided with a valve component 4 which can open or close the fresh air inlet 13, and the shell 1 is provided with a functional module which can cover part of the return air inlet 11a and a second valve component 5 which can open or close the other part of the return air inlet 11 b.

The functional module is a formaldehyde purification module 6, the formaldehyde purification module 6 is transversely arranged in the shell 1 and covers the upper side of one part of the air return opening 11a, the upper side of the other part of the air return opening 11b is provided with a vertically through installation frame 7, the top edge of the installation frame 7 is approximately flush with the top edge of the formaldehyde purification module 6, and the second valve component 5 is arranged on the installation frame 7 and is used for opening or closing the frame opening of the installation frame 7. The second valve assembly 5 in this embodiment is a louver structure, which is a mature technology in the prior art and is not described herein. Set up formaldehyde purification module 6 here, formaldehyde purification module 6 covers whole return air inlet 11 jointly with the whole that installing frame 7 constitutes, when the room air gets into casing 1, can only get into casing 1 through one in formaldehyde purification module 6 or the installing frame 7, thereby guarantee only when inner loop, the air just can pass through formaldehyde purification module 6, and under extrinsic cycle or the state of airing exhaust, the air does not pass through formaldehyde purification module 6, with the effective utilization who improves formaldehyde purification module 6.

The second fan of this embodiment is arranged in the mounting frame 7, and the second valve assembly 5 is arranged on the upper side of the second fan. This structure is convenient for assemble the second fan, and is in the same place second fan and installing frame 7, the integration of second valve subassembly 5, can make the structure compacter, effectively utilizes the assembly space.

The housing 1 of this embodiment is provided with a high efficiency particle air filter module 9, and the high efficiency particle air filter module 9 is disposed at the lower side of the air outlet 12 and at the upper side of the first fan 2. Set up this structure and can carry out high efficiency filter to the air-out to filter the less granule of granularity in the air, prevent that effective material from getting into indoorly, improve the air freshness. The high-efficiency particle air filter screen is a HEPA high-efficiency filter screen, has the removal efficiency of over 99.97 percent on particles with the diameter of less than 0.3 micron (1/200 of the hair diameter), and is the most effective filter medium for pollutants such as smoke, dust, bacteria and the like. HEPA divides five materials of PP filter paper, glass fiber, compound PP PET filter paper, melt-blown dacron non-woven fabrics and melt-blown glass fiber, and its characteristics are that windage is big, hold the dirt volume greatly, and the filter fineness is high, can process into various sizes and shape as required.

Claims (7)

1. A valve component comprises a valve seat (41) and a valve plate (42), wherein a fresh air opening (411) is formed in the lower portion of the valve seat (41), a space (410) for installing the valve plate (42) is formed in the valve seat (41) in a hollow mode, the valve plate (42) can be arranged in the space (410) in a vertically movable mode and is used for opening or closing the fresh air opening (411), and the valve component is characterized in that: the valve seat (41) is detachably provided with a filter screen (45) capable of covering the fresh air opening (411), and the filter screen (45) is positioned on the front side or the rear side of the valve plate (42).

2. A valve assembly according to claim 1, wherein: be provided with fixture block (4111) of interval arrangement on the new trend opening (411) inner wall of disk seat (41), corresponding, the edge of filter screen (45) is provided with draw-in groove (451) that can cooperate the joint with this fixture block (4111).

3. A valve assembly according to claim 2, wherein: the draw-in groove (451) is seted up on the periphery wall of filter screen (45) and is the L shape structure of horizontal, thereby vertical part (4511) of this L shape draw-in groove (451) are located filter screen (45) periphery department and extend along filter screen (45) circumference and form and can carry out spacing part with fixture block (4111), thereby the lateral part (4512) of this L shape draw-in groove (451) extend to filter screen (45) inboard and form the guide part that supplies fixture block (4111) to slide in draw-in groove (451).

4. A valve assembly according to claim 1, 2 or 3, wherein: a groove (452) which is concave backwards is arranged at the central part of the filter screen (45), and a blocking piece (453) which is convenient to hold by hand is arranged in the groove (452).

5. A valve assembly according to claim 1, 2 or 3, wherein: the valve seat (41) comprises a front shell (41a) and a rear shell (41b) which can be combined with each other in a front-back mode, and the filter screen (45) is detachably connected to the rear shell (41b) and is located on the rear side of the valve plate (42).

6. A valve assembly according to claim 1, 2 or 3, wherein: the vertical edge of valve plate (42) is provided with rack (422), and correspondingly, valve seat (41) can be provided with in the ground of rotating with this rack (422) meshing driven gear (43) and be used for driving motor (44) that gear (43) rotated.

7. A fresh air purifier applying the valve assembly of any one of claims 1-6, comprising a housing (1), a first blower (2) and a second blower, wherein the first blower (2) is used for sucking air into the room, and the second blower is used for discharging air out of the room, characterized in that: the air conditioner is characterized in that the bottom wall of the shell (1) is provided with an air return opening (11), the top wall of the shell is provided with an air outlet (12), the side wall of the shell is provided with a fresh air opening (13), the valve assembly (4) is arranged on the side wall of the shell (1) and used for opening or closing the fresh air opening (13), and the shell (1) is internally provided with a functional module capable of covering part of the air return opening (11a) and a second valve assembly (5) capable of opening or closing the other part of the air return opening (11 b).

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