CN207849760U - Return air inlet structure and air-source water heater - Google Patents
Return air inlet structure and air-source water heater Download PDFInfo
- Publication number
- CN207849760U CN207849760U CN201820241455.6U CN201820241455U CN207849760U CN 207849760 U CN207849760 U CN 207849760U CN 201820241455 U CN201820241455 U CN 201820241455U CN 207849760 U CN207849760 U CN 207849760U
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- Prior art keywords
- air inlet
- upper cover
- filter screen
- inlet structure
- return air
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Abstract
The utility model is related to air-source water heater field, a kind of return air inlet structure and air-source water heater are disclosed, wherein the return air inlet structure includes：Upper cover (2) and head cover (1), the head cover (1) are fastened on the upper cover (2) formation operation mouth (4)；Filter screen (3), filter screen (3) the cover is in air port (21), the upper cover (2) is provided with the sliding slot (5) extended towards the gathering hole (4) on the edge of the air port (21), the edge of the filter screen (3) is slideably clamped in the sliding slot (5), and the filter screen (3) can slide in or out the sliding slot (5) by the gathering hole (4).Pass through above-mentioned technical proposal, filter screen is slidably mounted in the sliding slot between upper cover and head cover, and so as to be extracted out by gathering hole, filter screen is dismantled in permission in the case where not dismantling head cover, filter screen more easily can be replaced or be cleaned, usage experience is improved.
Description
Technical field
The utility model is related to air-source water heater fields, more particularly to a kind of return air inlet structure and air energy thermal water
Device.
Background technology
Air-source water heater, also referred to as " air source hot pump water heater ".The heat exchanger (evaporator) of air-source water heater from
Air absorbs heat, and heating low boiling working fluid (refrigerant) simultaneously makes its evaporation, and refrigerant steam enters water tank via compressor compresses heating, will
Heat is discharged to water therein and condensation liquefaction, and subsequent reducing pressure by regulating flow cooling returns to outdoor heat exchanger and enters next follow
Ring.Due to energy-efficient, air-source water heater is increasingly trusted by user.
Return air inlet structure is installed on the shell of air-source water heater, air can be sucked by the return air inlet structure, be
The cleanliness factor for ensureing sucking air, needs filter screen is arranged and is filtered to air.However, after long-time use, filter screen
On inevitably accumulate more dust and other impurities, therefore, it is necessary to filter screen fixed time cleaning or replacement.Existing air energy
In water heater, filter screen is mounted on the inside of return air inlet structure, and dismounting filter screen needs the part of dismounting return air inlet structure even
Whole parts, operation is relatively complicated, and user experience is poor.
Utility model content
The purpose of this utility model is to provide for a kind of return air inlet structure, to solve the problems, such as that filter screen is not easy to remove.
To achieve the goals above, on the one hand the utility model provides a kind of return air inlet structure, wherein the return air inlet knot
Structure includes：
Upper cover, the upper cover are formed with air port；
Head cover, the head cover are fastened on the upper cover, at least partly edge of the head cover and the upper cover interval and shape
At gathering hole；
Filter screen, the filter screen is between the upper cover and the head cover and the cover is in the air port,
Wherein, the upper cover is provided with the sliding slot extended towards the gathering hole on the edge in the air port, described
The edge of filter screen is slideably clamped in the sliding slot, and the filter screen can slide in or out institute by the gathering hole
State sliding slot.
Preferably, the sliding slot is spliced to form by the upper cover and the head cover.
Preferably, the upper cover includes surrounding the frame-shaped board in the air port, and through-hole, the top are formed on the frame-shaped board
Lid includes extending towards the frame-shaped board and hook is located at grab in the through-hole.
Preferably, the side of the grab is provided with the tabletting on the outside of the frame-shaped board, the tabletting and the frame
Shape board stacking interval simultaneously extends towards the air port, and the grab, the tabletting and the frame-shaped board are spliced to form the sliding slot.
Preferably, the head cover, the upper cover and the filter screen are respectively quadrangle, and the frame-shaped board surrounds quadrangle
The air port, one group of opposite edge that the direction in the air port gathering hole extends is provided with the sliding slot.
Preferably, the head cover includes entity plate, and the inner surface of the entity plate is provided with the grab.
Preferably, the upper cover includes the main board for four bar shapeds for surrounding quadrangle, the inner side edge phase of the main board
It is recessed inwardly for outer side edges, the outer side edges of the frame-shaped board are connected to the inner side edge of the corresponding main board.
Preferably, the entity plate includes three sealing margins and an air inlet edge, three sealing margin difference
It is engaged in the outer surface of wherein three main boards, the air inlet edge forms the behaviour with another described main board interval
Make mouth.
Preferably, the outer surface of the entity plate is relative to the outer side edges of the upper cover are concordant or recess.
In addition, on the other hand the utility model additionally provides a kind of air-source water heater, wherein the air-source water heater
Including shell, the return air end of the shell is provided with above-described return air inlet structure.
Through the above technical solutions, filter screen is slidably mounted in the sliding slot between upper cover and head cover, so as to
It is extracted out by gathering hole, filter screen is dismantled in permission in the case where not dismantling head cover, more easily can replace or clean filtering
Net improves usage experience.
Description of the drawings
Fig. 1 is the stereogram that return air inlet structure described in the embodiment of the utility model is installed on shell；
Fig. 2 is the sectional view that return air inlet structure described in the embodiment of the utility model is installed on shell；
Fig. 3 is the magnified partial view of Fig. 2；
Fig. 4 is the structural schematic diagram of the head cover described in the embodiment of the utility model.
Reference sign
1 head cover, 2 upper cover
3 filter screen, 4 gathering hole
5 sliding slot, 6 shell
11 grab, 12 tabletting
13 sealing margins 14 enter the wind edge
15 entity plates
21 air port, 22 frame-shaped board
23 main boards
Specific implementation mode
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific implementation mode is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " inside and outside " refers to return air inlet
Inside, the outside of structure.
The utility model provides a kind of return air inlet structure, wherein the return air inlet structure includes：
Upper cover 2, the upper cover are formed with air port 21；
Head cover 1, the head cover 1 are fastened on the upper cover 2, and at least partly edge and the upper cover 2 of the head cover 1 are spaced
And formation operation mouth 4；
Filter screen 3, the filter screen 3 is between the upper cover 2 and the head cover 1 and the cover is in the air port 21,
Wherein, the upper cover 2 is provided with the sliding slot 5 extended towards the gathering hole 4 on the edge in the air port 21,
The edge of the filter screen 3 is slideably clamped in the sliding slot 5, and the filter screen 3 can be slid by the gathering hole 4
Or skid off the sliding slot 5.
Head cover 1 is fastened on upper cover 2 and forms cap structure, can be used for covering the opening of some shell structures, and allow sky
Gas is into or out.It is formed with air port 21 in upper cover 2 and by 3 the cover of filter screen, realizes the effect of filtered airflow；Head cover 1 is simultaneously
Non- is completely sealed to be fastened on upper cover 2, but in at least partly edge formation operation mouth 4 of head cover 1, on the one hand can be permitted
Perhaps air-flow passes through, and filter screen 3 on the other hand can be allowed to extract out；The edge of filter screen 3 can be clamped in sliding slot 5, its role is to
Filter screen 3 is limited towards head cover 1 far from upper cover 2, but filter screen 3 is allowed to be roughly parallel to upper cover 2 or the sliding of head cover 1, sliding slot 5
Extending direction be directed toward gathering hole 4, to which filter screen 3 can be inserted into sliding slot 5 by gathering hole 4, or by gathering hole 4 from sliding slot
It is extracted out in 5.
Wherein, sliding slot 5 can be provided in the integral structure in upper cover 2, or preferably, and the sliding slot 5 is by described
Lid 2 and the head cover 1 are spliced to form.Sliding slot 5 can limit to be formed by the structure in upper cover 2 and head cover 1 jointly, to tear open
After unloading head cover 1, filter screen 3 can be dismantled freely.It is described further below about the concrete structure of sliding slot 5.
Specifically, the upper cover 2 includes surrounding the frame-shaped board 22 in the air port 21, is formed on the frame-shaped board 22 logical
Hole, the head cover 1 include extending towards the frame-shaped board 22 and hook is located at grab 11 in the through-hole.As shown in figure 3, grab
11 are generally formed into elongated shape, and are hooked on frame-shaped board 22 partially across the through-hole of frame-shaped board 22.Frame-shaped board 22
Air port 21 is surrounded, air port 21 can be the shapes such as quadrangle, hexagon.In this structure, head cover 1 removably snap connection in
Upper cover 2, after taking out filter screen 3, dismounting head cover 1 can realize that component is replaced in required operation, repair by air port 21
Deng.
In addition, the side of the grab 11 is provided with the tabletting 12 positioned at the outside of the frame-shaped board 22, the tabletting 12 with
The stacking of the frame-shaped board 22 interval simultaneously extends towards air port 21, and the grab 11, the tabletting 12 and the frame-shaped board 22 splice
Form the sliding slot 5.As shown in figure 3, tabletting 12 is arranged in the side of grab 11, and tabletting 12 extends towards air port 21, from
And tabletting 12, frame-shaped board 22, grab 11 are spliced to form the sliding slot 5 being open towards air port 21 jointly, the filter screen being located in sliding slot 5
3 can slide in the direction of the paper in Fig. 3, and can pass through gathering hole 4.In this structure, taken when from upper cover 2
When lower head cover 1, the position-limiting action of filter screen 3 is cancelled in tabletting 12, and filter screen 3 can also be removed easily.
Preferably, the head cover 1, the upper cover 2 and the filter screen 3 are respectively quadrangle, and the frame-shaped board 22 surrounds
The air port 21 of quadrangle, one group of opposite edge that the direction gathering hole in the air port 21 extends are provided with the cunning
Slot 5.Frame-shaped board 22 may include four plates for surrounding quadrangle, and the opposite plate of one of which extends towards gathering hole 4, sliding
Slot 5 can be arranged on the opposite plate of this group, and two plates of another set correspond to gathering hole 4, therefore need not be arranged
In another group of opposite plate, sliding slot 5, sliding slot herein can be arranged certainly in sliding slot 5 on the plate far from gathering hole 4
5 are mainly used for that the edge of filter screen 3 is clamped and play backstop position-limiting action, and filter screen 3 does not slide in the sliding slot 5 substantially.
Specifically, the head cover 1 includes entity plate 15, and the inner surface of the entity plate 15 is provided with the grab 11.This
Body plate 15 is the main part of head cover 1, for covering upper cover 2, to protect filter screen 3, grab 11 to be used for entity plate 15 is removable
It is connected to unloading in upper cover 2.
In addition, the upper cover 2 includes the main board 23 for four bar shapeds for surrounding quadrangle, the inner side edge of the main board 23
It is recessed inwardly relative to outer side edges, the outer side edges of the frame-shaped board 22 are connected to the inner side edge of the corresponding main board 23.It is main
Body plate 23 is recessed inwardly to form sunk area, and entity plate 15 can be arranged in the sunk area, avoids head cover 1 prominent from upper cover 2
The structure for going out, also, being recessed inwardly by main board 23 can make frame-shaped board 22 keep being spaced with entity plate 15.Wherein, frame
Shape plate 22 can be writing board shape.
Specifically, the entity plate 15 includes three sealing margins 13 and an air inlet edge 14, three sealing strips
Edge 13 is individually coupled to the outer surface of the main board 23, and the air inlet edge 14 forms the behaviour with the interval of the main board 23
Make mouth 4.Three sealing margins 13 of entity plate 15 fit in upper cover 2, be only spaced there are one air inlet edge 14 and main board 23 and
Formation operation mouth 4 allows filter screen 3 to be slided at gathering hole 4 corresponding to sliding slot 5 is not provided at the frame-shaped board 22 at air inlet edge 14
Go out or slides into.Entity plate 15 forms the structure more sealed with main board 23, and ventilation is realized only at gathering hole 4, can be to two
Filter screen 3 between person is protected.
In addition, the outer surface of the entity plate 15 is relative to the outer side edges of the upper cover 2 are concordant or recess.15 phase of entity plate
Upper cover 2 (main board 23) is not protruded, head cover 1 is avoided to be damaged by external impact.Sealing margin 13, air inlet edge 14
It is arranged on entity plate 15, is formation operation mouth 4, entity plate 15 can be rectangular shape, 2 broadly square shape of upper cover
Shape, to which at air inlet edge 14, entity plate 15 forms notch and cannot be bonded with main board 23, formation operation mouth 4.
In addition, the utility model additionally provides a kind of air-source water heater, wherein the air-source water heater includes outer
The return air end of shell, the shell is provided with the return air inlet structure described in above scheme.As depicted in figs. 1 and 2, air-source water heater
Shell 6 be provided with opening, the return air inlet structure is installed on the opening, can allow air-flow pass through gathering hole 4 enter shell 6
Inside, with to heat pump provide air.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail above in association with attached drawing
In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model,
It is combined in any suitable manner including each particular technique feature.In order to avoid unnecessary repetition, the utility model
Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination equally should be considered as the utility model institute
Disclosure belongs to the scope of protection of the utility model.
Claims (10)
1. a kind of return air inlet structure, which is characterized in that the return air inlet structure includes：
Upper cover (2), the upper cover are formed with air port (21)；
Head cover (1), the head cover (1) are fastened on the upper cover (2), at least partly edge and the upper cover of the head cover (1)
(2) it is spaced and formation operation mouth (4)；
Filter screen (3), the filter screen (3) is between the upper cover (2) and the head cover (1) and the cover is in the air port
(21),
Wherein, the upper cover (2) is provided with the sliding slot extended towards the gathering hole (4) on the edge of the air port (21)
(5), the edge of the filter screen (3) is slideably clamped in the sliding slot (5), and the filter screen (3) can be by described
Gathering hole (4) slides in or out the sliding slot (5).
2. return air inlet structure according to claim 1, which is characterized in that the sliding slot (5) is by the upper cover (2) and described
Head cover (1) is spliced to form.
3. return air inlet structure according to claim 2, which is characterized in that the upper cover (2) includes surrounding the air port
(21) frame-shaped board (22) is formed with through-hole on the frame-shaped board (22), and the head cover (1) includes towards the frame-shaped board (22)
Extend and hook is located at the grab (11) in the through-hole.
4. return air inlet structure according to claim 3, which is characterized in that the side of the grab (11) is provided with positioned at institute
State the tabletting (12) on the outside of frame-shaped board (22), the tabletting (12) is with the frame-shaped board (22) stacking interval and towards the air port
(21) extend, the grab (11), the tabletting (12) and the frame-shaped board (22) are spliced to form the sliding slot (5).
5. return air inlet structure according to claim 4, which is characterized in that the head cover (1), the upper cover (2) and described
Filter screen (3) is respectively quadrangle, and the frame-shaped board (22) surrounds the air port (21) of quadrangle, the court of the air port (21)
The one group of opposite edge extended to the gathering hole (4) is provided with the sliding slot (5).
6. return air inlet structure according to claim 5, which is characterized in that the head cover (1) includes entity plate (15), described
The inner surface of entity plate (15) is provided with the grab (11).
7. return air inlet structure according to claim 6, which is characterized in that the upper cover (2) includes surround quadrangle four
The inner side edge of the main board (23) of a bar shaped, the main board (23) is recessed inwardly relative to outer side edges, the frame-shaped board (22)
Outer side edges be connected to the inner side edge of the corresponding main board (23).
8. return air inlet structure according to claim 7, which is characterized in that the entity plate (15) includes three sealing margins
(13) and air inlet edge (14), three sealing margins (13) are individually coupled to wherein three main boards (23)
Outer surface, the air inlet edge (14) form the gathering hole (4) with another described main board (23) interval.
9. return air inlet structure according to claim 8, which is characterized in that the outer surface of the entity plate (15) is relative to institute
It states the outer side edges of upper cover (2) concordantly or is recessed.
10. a kind of air-source water heater, which is characterized in that the air-source water heater includes shell, the return air end of the shell
It is provided with the return air inlet structure described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820241455.6U CN207849760U (en) | 2018-02-09 | 2018-02-09 | Return air inlet structure and air-source water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820241455.6U CN207849760U (en) | 2018-02-09 | 2018-02-09 | Return air inlet structure and air-source water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207849760U true CN207849760U (en) | 2018-09-11 |
Family
ID=63409571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820241455.6U Active CN207849760U (en) | 2018-02-09 | 2018-02-09 | Return air inlet structure and air-source water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207849760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462955A (en) * | 2018-11-23 | 2019-03-12 | 湖南德沃普电气股份有限公司 | A kind of type electrical appliance cabinet pedestal and type electrical appliance cabinet |
-
2018
- 2018-02-09 CN CN201820241455.6U patent/CN207849760U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462955A (en) * | 2018-11-23 | 2019-03-12 | 湖南德沃普电气股份有限公司 | A kind of type electrical appliance cabinet pedestal and type electrical appliance cabinet |
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