CN209558653U - The housing unit of air processor - Google Patents

Abstract

The utility model discloses a kind of housing units of air processor, the housing unit of the air processor includes first shell and second shell, the first volute section is equipped in first shell, the second volute section is equipped in second shell, second shell and first shell clamping connect, the outer profile of second volute section is identical as the outer profile of the first volute section, and the first volute section is bonded with the second volute section to limit volute chamber.The housing unit of air processor according to the present utility model is connected by first shell with the clamping of second shell, can simplify the installation and removal between the first volute section and the second volute section, and disassembly efficiency is high.

Description

The housing unit of air processor

Technical field

The utility model relates to household appliance technical field more particularly to a kind of housing units of air processor.

Background technique

Spiral case is the important component in air conditioner ventilating system, and the air conditioner of the relevant technologies is in the first spiral case and second It when spiral case is assembled, is assembled substantially using screw, assembles cumbersome, low efficiency.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions A kind of housing unit of air processor out, the housing unit assembly of the air processor is simple, disassembly efficiency is high.

The housing unit of air processor according to the present utility model includes first shell and second shell, and described first It is equipped with the first volute section in shell, is equipped with the second volute section, the second shell and the first shell in the second shell Clamping connection, the outer profile of second volute section is identical as the outer profile of first volute section, and first volute section It is bonded with second volute section to limit volute chamber.

The housing unit of air processor according to the present utility model is connected by the clamping of first shell and second shell It connects, can simplify the installation and removal between the first volute section and the second volute section, disassembly efficiency is high.

In addition, the housing unit of air processor according to the present utility model, can also have following additional technology Feature:

In some embodiments of the utility model, one in the first shell and the second shell is equipped with the One card convex, another in the first shell and the second shell are equipped with the first card with first card convex cooperation It hooks.

In some examples of the utility model, the first shell is equipped with first hook and first hook Extend towards the second shell direction, the second shell has the connecting plate extended towards the first shell direction, the company Fishplate bar is equipped with first card convex cooperated with first hook.

Optionally, first card convex is located on the surface towards second volute section direction of the connecting plate, described First hook includes the first support portion and the first hook part, and one end of first support portion is connect with the first shell, institute The other end for stating the first support portion extends towards the second shell direction, one end of first hook part and first support The other end in portion connects, and the other end of first hook part extends towards the direction far from first volute section, when described the When one hook and first card convex cooperate, the surface of the separate first shell of first card convex and first hook The surface close to the first shell in portion is only supported.

Optionally, one end far from the first shell of first hook part has the first guiding surface, and described the One guiding surface is located at one end far from first support portion of first hook part, in the second shell to described the On the direction of one shell, first guiding surface is tilted towards the direction far from second volute section.

Optionally, in first support portion in the another of one end being connect with the first shell to first support portion On the direction of one end, the width of first support portion is gradually reduced.

Optionally, first card convex is formed as card adapter plate, the surface towards the first shell of first card convex With the connecting plate towards being equipped with reinforcing rib between the surface of second volute section.

Optionally, the reinforcing rib is multiple, and the reinforcing rib is spaced apart along the length direction of first card convex.

Optionally, in the both ends on the direction vertical with the extending direction of first hook of first card convex extremely Few one end is equipped with limit plate.

Optionally, first card convex is multiple, first hook spaced apart along the length direction of the connecting plate To be multiple, first hook and first card convex are corresponded.

In some embodiments of the utility model, set on one in first volute section and second volute section There is the second hook, another in first volute section and second volute section is equipped with and second hook cooperation Second card convex.

In some examples of the utility model, the periphery wall of second volute section is equipped with second card convex, institute The periphery wall for stating the first volute section is equipped with second hook, and second hook includes the second support portion and the second hook Portion, one end of second support portion are connect with the periphery wall of first volute section, the other end court of second support portion Second volute section direction extends, and one end of second hook part is connect with the other end of second support portion, described The other end of second hook part extends close to the interior direction of second volute section, the second card described in second hook part When convex clip cooperates, the surface far from first volute section of second card convex and second hook part close to described the The surface of one volute section is only supported.

Optionally, one end far from first volute section of second hook part has the second guiding surface, described Second guiding surface is located at one end far from second support portion of second hook part, in second volute section to institute On the direction for stating the first volute section, second guiding surface is tilted towards the second volute section inside.

In other examples of the utility model, second card convex is equipped with along the axial direction side of second volute section To the through-hole of extension, second support zone is in the through-hole.

Optionally, second card convex is multiple, and second card convex is along the circumferential direction interval of second volute section It opens, second hook is multiple, second hook and second card convex one-to-one correspondence.

In some embodiments of the utility model, the first shell is equipped with the first mounting hole, the second shell It is equipped with the second mounting hole, the housing unit further include: threaded fastener, the threaded fastener are threaded through first peace It fills in hole and second mounting hole.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram according to the housing unit of the air processor of the utility model embodiment；

Fig. 2 is the schematic enlarged-scale view in the portion A in Fig. 1；

Fig. 3 is the structural representation according to the first shell of the housing unit of the air processor of the utility model embodiment Figure；

Fig. 4 is the schematic enlarged-scale view in the portion B in Fig. 3；

Fig. 5 is the schematic enlarged-scale view in the portion C in Fig. 3；

Fig. 6 is the structural representation according to the second shell of the housing unit of the air processor of the utility model embodiment Figure；

Fig. 7 is the schematic enlarged-scale view in the portion D in Fig. 6；

Fig. 8 is the schematic enlarged-scale view in the portion E in Fig. 6；

Fig. 9 is the structure sectional view according to the housing unit of the air processor of the utility model embodiment.

Appended drawing reference:

100: the housing unit of air processor；

10: first shell；11: the first hooks；111: the first support portions；112: the first hook parts；Lead tiltedly at 1121: the first Face；

20: the first volute sections；21: the second hooks；211: the second support portions；212 second hook parts；2121: the second guiding Inclined-plane；

30: second shell；31: connecting plate；311: the first card convexs；3111: limit plate；32: reinforcing rib；

40: the second volute sections；41: the second card convexs；411: through-hole；

51: the first mounting holes；52: the second mounting holes.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " width ", " thickness ", "upper", "lower", "inner", The orientation or positional relationship of the instructions such as "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this reality It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, defining the spy of " first ", " second " Sign can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise saying Bright, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connection ", " fitting " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Below with reference to Fig. 1-Fig. 9 description according to the housing unit 100 of the air processor of the utility model embodiment.

As shown in Fig. 1, Fig. 3 and Fig. 6, wrapped according to the housing unit 100 of the air processor of the utility model embodiment First shell 10 and second shell 30 are included, second shell 30 and the clamping of first shell 10 connect, and snap fit is relatively simple, is convenient for Installation and removal.

It is equipped with the first volute section 20 in first shell 10, is equipped with the second volute section 40, the second volute section in second shell 30 40 outer profile is identical as the outer profile of the first volute section 20 and the first volute section 20 is bonded with the second volute section 40 to limit Volute chamber.That is, the outer profile of the first volute section 20 and the outer profile of the second volute section 40 can corresponding matching, be convenient for first Volute section 20 and the connection of the second volute section 40.By the clamping of first shell 10 and second shell 30, the first spiral case may be implemented The fitting of portion 20 and the second volute section 40 is to limit volute chamber.Optionally, the patch of the first volute section 20 and the second volute section 40 Coincidence, which is set, can be formed on the outer profile of the first volute section 20 and the second volute section 40.

According to the housing unit 100 of the air processor of the utility model embodiment, pass through first shell 10 and second The clamping of shell 30 connects, and can simplify the installation and removal between the first volute section 20 and the second volute section 40, disassembly efficiency It is high.

In some embodiments of the utility model, as shown in Fig. 1, Fig. 3 and Fig. 6, first shell 10 and second shell 30 In one be equipped with the first card convex 311, another in first shell 10 and second shell 30 is equipped with and the first card convex 311 First hook 11 of cooperation.That is, the first card convex 311 can be equipped in first shell 10, set in second shell 30 There is the first hook 11, the first hook 11 can also be equipped in first shell 10, the first card convex is equipped in second shell 30 311, by the cooperation of the first card convex 311 and the first hook 11 to realize the connection between first shell 10 and second shell 30.

Optionally, as shown in Fig. 1, Fig. 6 and Fig. 7, first shell 10 is equipped with the first hook 11 and the first hook 11 towards the Two shells, 30 direction extends, and second shell 30 has the connecting plate 31 extended towards 10 direction of first shell, and connecting plate 31 is equipped with With the first card convex 311 of the first hook 11 cooperation.As a result, by the cooperation of the first hook 11 and the first card convex 311, it can be achieved that even Fishplate bar 31 can be with the connection of first shell 10, to realize the connection of first shell 10 Yu second shell 30.

Further, the first card convex 311 is located on the surface towards 40 direction of the second volute section of connecting plate 31, the first hook 11 include the first support portion 111 and the first hook part 112, and one end of the first support portion 111 is connect with first shell 10, and first The other end of support part 111 extends towards 30 direction of second shell, and one end of the first hook part 112 is another with the first support portion 111 The other end of end connection, the first hook part 112 extends towards the direction far from the first volute section 20, when the first hook 11 and the first card When convex 311 cooperation, the close first shell 10 on the surface of the separate first shell 10 of the first card convex 311 and the first hook part 112 Surface only support.

Such as shown in Fig. 3, Fig. 4, Fig. 6, Fig. 7 and Fig. 9, when first shell 10 is coupled with second shell 30, first Hook part 112 can pass through from the first card convex 311 close to the side of the second volute section 40, when first shell 10 and second shell 30 are complete When at installation, the first support portion 111 is against the first card convex 311 close to the side of the second volute section 40, and the first hook part 112 is close The surface of first shell 10 is connected to the first surface of the card convex 311 far from first shell 10, at this point, the first hook part 112 can limit It is mobile towards the direction far from first shell 10 to make the first card convex 311, the first card convex 311 can limit the first hook 11 towards far from second The direction of shell 30 is moved, and the first support portion 111 can limit the first card convex 311 and move towards the direction of the second volute section 40, and first Card convex 311 can limit direction movement of first support portion 111 far from the second volute section 40, so that first shell 10 and second Shell 30 limits the freedom degree of first shell 10 and 30 both direction of second shell after connecting.

Optionally, one end of the separate first shell 10 of the first hook part 112 has the first guiding surface 1121, and first leads It is located at one end far from the first support portion 111 of the first hook part 112 to inclined-plane 1121, in second shell 30 to first shell 10 Direction on, the first guiding surface 1121 towards far from the second volute section 40 direction tilt.It is understood that in the first hook On direction of the portion 112 relative to first shell 10, the first guiding surface 1121 is located at the separate first shell of the first hook part 112 10 one end, since one end of the first hook part 112 is connect with the other end of the first support portion 111, in 112 phase of the first hook part For on the direction of the first support portion 111, the first guiding surface 1121 is located at separate first support portion of the first hook part 112 111 one end, the first card convex 311 can be slided along the first guiding surface 1121 as a result, can be convenient for the first hook 11 and the first card Convex 311 cooperation.

Optionally, in the first support portion 111 in one end being connect with first shell 10 to the other end of the first support portion 111 Direction on, the width of the first support portion 111 is gradually reduced.It is possible thereby to cooperate the first hook 11 and the first card convex 311 It is relatively easy to.Width of first support portion 111 in one end close to first shell 10 is larger, can make the first support portion 111 Connection with first shell 10 is more firm, so that the structure of the first hook 11 is relatively stable.

Optionally, as shown in Figure 6 and Figure 7, the first card convex 311 is formed as card adapter plate, the first card convex 311 towards first shell Reinforcing rib 32 is equipped between the surface of second volute section 40 of direction on the surface and connecting plate 31 of body 10.Pass through reinforcing rib as a result, 32 can further enhance the connection between the first card convex 311 and connecting plate 31 to improve the structural strength of the first card convex 311, thus So that the first card convex 311 is hardly damaged.

Further, reinforcing rib 32 is multiple, and reinforcing rib 32 is spaced apart along the length direction of the first card convex 311, is led to as a result, The structural strength of the first card convex 311 can preferably be improved by crossing multiple reinforcing ribs 32, so that the structure of the first card convex 311 is more steady Fixed, reliability is higher.

Optionally, as shown in Figure 6 and Figure 7, on the direction vertical with the extending direction of the first hook 11 of the first card convex 311 Both ends at least one end be equipped with limit plate 3111, that is to say, that in the extension side with the first hook 11 of the first card convex 311 To on vertical direction, it can be equipped with limit plate 3111 in one end of the first card convex 311, it can also be the two of the first card convex 311 End is equipped with limit plate 3111, and when the first card convex 311 and the cooperation of the first hook 11, limit plate 3111 can limit the first hook 11 Relative movement on the direction vertical with the extending direction of the first hook 11 of the first card convex 311 so that the first hook 11 with Stability after the clamping of first card convex 311 is preferable.

In some examples of the utility model, the first card convex 311 is more to be spaced apart along the length direction of connecting plate 31 A, the first hook 11 is multiple, the first hook 11 and the first card convex 311 one-to-one correspondence.It is understood that the first card convex 311 Can be one, or two, three or more, here without limitation, multiple first card convexs 311 and multiple first The cooperation of hook 11 can reinforce the connection between first shell 10 and second shell 30, so that first shell 10 and second shell Connection between body 30 is more firm, good reliability.

In some embodiments of the utility model, as shown in Figure 3 and Figure 6, the first volute section 20 and the second volute section 40 In one be equipped with the second hook 21, another in the first volute section 20 and the second volute section 40 is equipped with and the second hook Second card convex 41 of 21 cooperations.That is, the second hook 21 can be equipped in the first volute section 20, in the second volute section 40 Equipped with the second card convex 41, it can also be equipped with the second card convex 41 in the first volute section 20, second is equipped in the second volute section 40 Hook 21 can make the first volute section 20 and the second volute section 40 by the cooperation of the second hook 21 and the second card convex 41 Clamping connection.

In some examples of the utility model, the periphery wall of the second volute section 40 is equipped with the second card convex 41, the first snail The periphery wall in shell portion 20 is equipped with the second hook 21, and the second hook 21 includes the second support portion 211 and the second hook part 212, the One end of two support portions 211 is connect with the periphery wall of the first volute section 20, and the other end of the second support portion 211 is towards the second volute section 40 directions extend, and one end of the second hook part 212 connect with the other end of the second support portion 211, the second hook part 212 it is another It holds towards the interior direction close to the second volute section 40 and extends.When the second hook part 212 and the second card convex 41 cooperate, the second card convex The surface close to the first volute section 20 on 41 surface and the second hook part 212 far from the first volute section 20 is only supported.

As a result, when first shell 10 and second shell 30 are coupled, the second hook part 212 can be remote from the second card convex 41 Side from the second volute section 40 passes through, and when first shell 10 and the completion installation of second shell 30, the second support portion 211 is against Side of second card convex 41 far from the second volute section 40, the second hook part 212 are connected to second close to the surface of first shell 10 Surface of the card convex 41 far from first shell 10, at this point, the second hook part 212 can limit the second card convex 41 towards far from first shell 10 Direction it is mobile, it is mobile towards the direction far from second shell 30 that the second card convex 411 can limit the second hook 21, so that first Shell 10 can not be separated with second shell 30, realize the connection of first shell 10 and second shell 30.

Optionally, the second hook part 212 far from the first volute section 20 one end have the second guiding surface 2121, second Guiding surface 2121 is located at one end far from the second support portion 211 of the second hook part 212, in 40 to the first snail of the second volute section On the direction in shell portion 20, the second guiding surface 2121 is towards tilting on the inside of the second volute section 40.It is understood that in the second hook On direction of the portion 212 relative to first shell 10, the second guiding surface 2121 is located at the second hook part 212 far from first shell 10 One end, it is opposite in the second hook part 212 since one end of the second hook part 212 is connect with the other end of the second support portion 211 In on the direction of the second support portion 211, the second guiding surface 2121 is located at the second hook part 212 far from the second support portion 211 One end, the second card convex 41 can be slided along the second guiding surface 2121 as a result, can be convenient for the second hook 21 and the second card convex 41 Cooperation.

In other examples of the utility model, as shown in Fig. 3, Fig. 5, Fig. 6 and Fig. 8, the periphery of the second volute section 40 The through-hole 411 that wall extends equipped with the second card convex 41, the second card convex 41 equipped with the axial direction along the second volute section 40, first The periphery wall of volute section 20 is equipped with the second hook 21, and the second hook 21 includes the second support portion 211 and the second hook part 212, One end of second support portion 211 is connect with the periphery wall of the first volute section 20, and the other end of the second support portion 211 is towards the second spiral case 40 direction of portion extends, and one end of the second hook part 212 connect with the other end of the second support portion 211, the second hook part 212 it is another One end extends towards the interior direction far from the second volute section 40, when 212 second card convex 41 of the second hook part, which is blocked, to be cooperated, second Support part 211 is located in through-hole 411, surface and the second hook part 212 far from the first volute section 20 of the second card convex 41 it is close The surface of first volute section 20 is only supported.

The second hook 21 may pass through through-hole 411 as a result, and the second support portion 211 is positively retained in through-hole 411 to limit second The movement in the direction of hole wall of the support portion 211 from the second support portion 211 towards through-hole 411.The second hook part 212 can be with second at this time Card convex 41 cooperates, and the second card convex 41 can limit the second hook part 212 towards the direction movement far from the second volute section 40, the second hook It is mobile towards the direction far from the first volute section 20 that portion 212 can limit the second card convex 41, to complete the first volute section 20 and second Connection between volute section 40.

Optionally, as shown in Figure 3 and Figure 5, one end far from the second support portion 211 of the second hook part 212 has second Guiding surface 2121, the second guiding surface 2121 is located at one end far from the second support portion 211 of the second hook part 212, the On the direction of two volute sections, 40 to the first volute section 20, the second guiding surface 2121 is towards tilting on the outside of the second volute section 40.As a result, Second card convex 41 can be slided along the second guiding surface 2121, can be convenient for the cooperation of the second hook 21 and the second card convex 41.

In some embodiments of the utility model, the second card convex 41 be it is multiple, the second card convex 41 is along the second volute section 40 Circumferential direction be spaced apart, the second hook 21 be it is multiple, the second hook 21 and the second card convex 41 one-to-one correspondence.It is understood that That the second card convex 41 can be one, be also possible to two, three or more, here without limitation.Pass through multiple second The cooperation of card convex 41 and multiple second hooks 21 can make the connection of the first volute section 20 and the second volute section 40 more steady Gu high reliablity.

In some embodiments of the utility model, as shown in Fig. 1, Fig. 3 and Fig. 6, first shell 10 is equipped with the first peace Hole 51 is filled, second shell 30 is equipped with the second mounting hole 52, and housing unit 100 further includes threaded fastener (not shown), Threaded fastener is threaded through in the first mounting hole 51 and the second mounting hole 52.Can further it be added by threaded fastener as a result, The reliability connected between strong first shell 10 and second shell 30.Optionally, in the first mounting hole 51 and the second mounting hole 52 It is inside respectively formed with internal screw thread, the external screw thread matched is formed on threaded fastener, the mode being connected through a screw thread, letter It is single, reliable.

According to the housing unit 100 of the air processor of the utility model embodiment other constitute and operate for All be for those of ordinary skill in the art it is known, be not detailed herein.

In the description of this specification, reference term " some embodiments ", " some examples ", " optionally " or " further It is practical that the description on ground " etc. means that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in In at least one novel embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to Identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be at any one or more It can be combined in any suitable manner in a embodiment or example.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (16)

1. a kind of housing unit of air processor characterized by comprising

First shell, the first shell is interior to be equipped with the first volute section；

Second shell, the second shell is interior to be equipped with the second volute section, and the second shell and first shell clamping connect, The outer profile of second volute section is identical as the outer profile of first volute section, and first volute section and described second Volute section is bonded to limit volute chamber.

2. the housing unit of air processor according to claim 1, which is characterized in that the first shell and described One in second shell is equipped with the first card convex, another in the first shell and the second shell is equipped with and institute State the first hook of the first card convex cooperation.

3. the housing unit of air processor according to claim 2, which is characterized in that the first shell is equipped with First hook and first hook extends towards the second shell direction, the second shell have towards the first shell The connecting plate that body direction extends, the connecting plate are equipped with first card convex cooperated with first hook.

4. the housing unit of air processor according to claim 3, which is characterized in that first card convex is located at institute It states on the surface towards second volute section direction of connecting plate, first hook includes:

One end of first support portion, first support portion is connect with the first shell, the other end of first support portion Towards the second shell extending direction；

First hook part, one end of first hook part are connect with the other end of first support portion, first hook The other end in portion extends towards the direction far from first volute section, when first hook and first card convex cooperation, The surface close to the first shell on the surface and first hook part far from the first shell of first card convex Only support.

5. the housing unit of air processor according to claim 4, which is characterized in that first hook part it is remote One end from the first shell has the first guiding surface, and first guiding surface is located at the separate of first hook part One end of first support portion, in the second shell to the direction of the first shell, first guiding surface court Direction far from second volute section tilts.

6. the housing unit of air processor according to claim 4 or 5, which is characterized in that in first support Portion on the direction of the other end of one end being connect with the first shell to first support portion, first support portion Width is gradually reduced.

7. the housing unit of air processor according to claim 4, which is characterized in that first card convex is formed as Card adapter plate, the surface towards the first shell of first card convex and the connecting plate towards second volute section Reinforcing rib is equipped between surface.

8. the housing unit of air processor according to claim 7, which is characterized in that the reinforcing rib be it is multiple, The reinforcing rib is spaced apart along the length direction of first card convex.

9. the housing unit of air processor according to claim 4, which is characterized in that first card convex with institute At least one end stated in the both ends on the vertical direction of extending direction of the first hook is equipped with limit plate.

10. the housing unit of air processor according to claim 3, which is characterized in that first card convex is edge The length direction of the connecting plate is spaced apart multiple, and first hook is multiple, first hook and first card Convex one-to-one correspondence.

11. the housing unit of air processor according to claim 1, which is characterized in that first volute section and One in second volute section is equipped with the second hook, another in first volute section and second volute section It is equipped with the second card convex cooperated with second hook.

12. the housing unit of air processor according to claim 11, which is characterized in that second volute section Periphery wall is equipped with second card convex, and the periphery wall of first volute section is equipped with second hook, second card Hook includes:

Second support portion, one end of second support portion are connect with the periphery wall of first volute section, second support The other end in portion extends towards second volute section direction；

Second hook part, one end of second hook part are connect with the other end of second support portion, second hook The other end in portion extends towards the interior direction close to second volute section, when second hook part and second card convex are matched When conjunction, close first spiral case on the surface and second hook part far from first volute section of second card convex The surface in portion is only supported.

13. the housing unit of air processor according to claim 12, which is characterized in that second hook part One end far from first volute section has the second guiding surface, and second guiding surface is located at second hook part One end far from second support portion, in second volute section to the direction of first volute section, described second is led Inclination on the inside of to inclined-plane towards second volute section.

14. the housing unit of air processor according to claim 12, which is characterized in that set in second card convex There is the through-hole of the axial direction extension along second volute section, second support zone is in the through-hole.

15. the housing unit of air processor described in any one of 2-14 according to claim 1, which is characterized in that described Second card convex be it is multiple, second card convex along second volute section circumferential direction be spaced apart, second hook is more A, second hook and second card convex correspond.

16. the housing unit of air processor according to claim 1, which is characterized in that set in the first shell There is the first mounting hole, the second shell is equipped with the second mounting hole, the housing unit further include: threaded fastener, it is described Threaded fastener is threaded through in first mounting hole and second mounting hole.