CN202900782U - Volute fixing structure - Google Patents
Volute fixing structure Download PDFInfo
- Publication number
- CN202900782U CN202900782U CN 201220581500 CN201220581500U CN202900782U CN 202900782 U CN202900782 U CN 202900782U CN 201220581500 CN201220581500 CN 201220581500 CN 201220581500 U CN201220581500 U CN 201220581500U CN 202900782 U CN202900782 U CN 202900782U
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- Prior art keywords
- spiral case
- upper volute
- volute
- fixed structure
- lower spiral
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Abstract
The utility model provides a volute fixing structure which comprises a volute and a fixing structure. The volute comprises an upper volute and a lower volute, the upper volute and the lower volute are connected with each other to form a volute chamber, the fixing structure comprises a positioning structure and a sealing structure, the positioning structure comprises a positioning block and a positioning surface, the sealing structure comprises a sealing groove and a sealing convex strip, the positioning block and the positioning surface are respectively correspondingly arranged on end surfaces of the upper volute and the lower volute and are matched with each other, the sealing structure is positioned on a contact surface between the upper volute and the lower volute, and the sealing convex strip is matched with the sealing groove. The volute fixing structure is convenient to assemble and reliable in fixing, the contact surface between the upper volute and the lower volute is good in sealing effect, and a volute can be positioned accurately.
Description
Technical field
The utility model relates to a kind of fixed structure, relates in particular to a kind of fixed structure of the spiral case for centrifugal blower.
Background technique
Present centrifugal blower is large with its suction, the advantages such as noise is low, compact structure obtain extensive use in the industrial products such as household electrical appliances.Spiral case is one of core component of centrifugal blower, and its effect is that the gas that leaves impeller is concentrated, and the guiding spiral case exports, and changes the part dynamic pressure of gas into static pressure.Therefore the accurate location of spiral case and reliable installation are larger to the centrifugal blower performance impact.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of new spiral case fixed structure, and this fixed structure processing technology is simple, convenient for assembly.
The technical solution of the utility model is as follows:
A kind of spiral case fixed structure, comprise spiral case and fixed structure, wherein, spiral case comprises upper volute and lower spiral case, and upper volute and lower spiral case are connected to form a volute casing, and described fixed structure comprises position structure and sealing configuration, described position structure comprises positioning block and locating face, described sealing configuration comprises sealed groove and sealed batten, and described positioning block and locating face be corresponding being arranged on the end face of upper volute and lower spiral case respectively, and described positioning block and locating face cooperatively interact; Described sealing configuration is arranged on the surface of contact of upper volute and lower spiral case, and described sealed batten matches with described sealed groove.
Among embodiment, described fixed structure also comprises clamping structure therein;
Described clamping structure comprises buckle and draw-in groove;
Described clamping structure is arranged on the end face with the spiral case of described sealing configuration the same side, and described buckle and draw-in groove cooperatively interact, and described buckle and draw-in groove respectively correspondence are arranged on upper volute and the lower spiral case.
Among embodiment, described position structure is arranged on the side near the exhaust outlet of spiral case therein; Described sealing configuration is arranged on the side away from the exhaust outlet of spiral case, and described clamping structure is arranged on the side away from the exhaust outlet of spiral case.
Among embodiment, position structure and clamping structure are two therein, and sealing configuration is one;
Described two position structures are separately positioned on two end faces of described spiral case, and described clamping structure is separately positioned on two end faces of described spiral case.
Described position structure and described clamping structure are separately positioned on the both sides of the center hole of described spiral case.
Therein among embodiment, the length of described sealed batten account at least described lower spiral case or upper volute width 2/3.
Among embodiment, the width of the length of described sealed batten and described lower spiral case or upper volute is suitable therein.
Therein among embodiment, the distance between described two positioning blocks that are arranged on two end faces is greater than the width of described spiral case, and when installing and fixing, two positioning blocks are clamped two locating faces.
Among embodiment, described positioning block is arranged on the upper volute therein, and described locating face is arranged on the described lower spiral case; Perhaps described positioning block is arranged on the lower spiral case, and described locating face is arranged on the described upper volute;
Described sealed groove is arranged on the upper volute, and described sealed batten is arranged on the described lower spiral case; Perhaps described sealed groove is arranged on the lower spiral case, and described sealed batten is arranged on the described upper volute.
Among embodiment, described buckle is arranged on the upper volute therein, and described draw-in groove is arranged on the described lower spiral case or described buckle is arranged on the lower spiral case, and described draw-in groove is arranged on the described upper volute.
Therein among embodiment, described fixed structure also comprises and installs and fixes the hole;
Described install and fix the hole comprise install and fix the hole and under install and fix the hole;
Install and fix the hole on described and be arranged on the described upper volute, install and fix the hole under described to be arranged on the described lower spiral case.
The beneficial effects of the utility model are:
1, spiral case fixed structure of the present utility model is easy to assembly, and fixing reliable, the surface of contact sealing effect is good between upper volute and the lower spiral case, accurate positioning.
2, adopt spiral case position structure of the present invention, can promote fan performance, can avoid the spiral case long-distance transport exoneration that jolts, and can improve the production line efficiency of assembling, the prolongation product reduces production costs working life.
Description of drawings
Below in conjunction with concrete drawings and the specific embodiments, the utility model is further elaborated.
Fig. 1 is an embodiment's of spiral case fixed structure of the present utility model overall schematic;
Fig. 2 is the decomposing schematic representation of spiral case fixed structure shown in Figure 1;
Fig. 3 is the A place enlarged view of Fig. 2.
Description of reference numerals: install and fix under hole, the 62-on spiral case, 3-position structure, 4-sealing configuration, 5-clamping structure, 31-positioning block, 32-locating face, 41-sealed batten, 42-sealed groove, 51-buckle, 52-draw-in groove, the 61-under 1-upper volute, the 2-and install and fix the hole.
Embodiment
The utility model provides a kind of spiral case fixed structure novel, simple in structure.More particularly, the utility model mainly be adopt multiple fixed position so that spiral case very firm be fixed on the mounting point.Below in detail preferred embodiment of the present utility model will be described in detail.
Referring to Fig. 1 ~ Fig. 3, the utility model provides a kind of spiral case fixed structure, comprise spiral case and fixed structure, wherein spiral case comprises upper volute 1 and lower spiral case 2, upper volute 1 and lower spiral case 2 are connected to form a volute casing, described fixed structure comprises position structure 3 and sealing configuration 4, described position structure comprises positioning block 31 and locating face 32, described sealing configuration 4 comprises sealed groove 42 and sealed batten 41, described positioning block 31 and locating face 32 be corresponding being arranged on the end face of upper volute 1 and lower spiral case 2 respectively, and described positioning block 31 and locating face 32 cooperatively interact; Described sealing configuration is arranged on the surface of contact of upper volute 1 and lower spiral case 2, and described sealed batten 41 matches with described sealed groove 42.
The spiral case fixed structure of present embodiment comprises position structure and sealing configuration, and described position structure is used for making upper volute and lower spiral case accurately to locate, and it is the surface of contact good seal that described sealing configuration is used for making the side seam of upper volute and lower spiral case.Wherein position structure comprises positioning block and locating face, usually positioning block and locating face are separately positioned on upper volute and the lower spiral case, cooperation by positioning block and locating face just can make upper volute and lower spiral case accurately locate like this, deviation can not occur, because spiral case is generally thinner, therefore position structure is arranged on the end face of spiral case convenient like this processing and installation; Sealing configuration comprises sealed batten and sealed groove, generally sealing configuration is arranged on the surface of contact of upper volute and lower spiral case, and sealed batten and sealed groove are separately positioned on the corresponding position of upper volute and lower spiral case, during use, in the sealed batten insert-seal groove, can effective sealing and location, the generation noise prevents from leaking out.Position structure and sealing configuration cooperate can the problems such as exoneration can not occur so that spiral case and miscellaneous part are fixed well, and spiral case can improve fan performance reliably.And spiral case fixed structure of the present utility model can improve the production line efficiency of assembling, prolongs life of product and reduces production costs.
Better, as a kind of embodiment, described fixed structure also comprises clamping structure 5, described clamping structure comprises buckle 51 and draw-in groove 52, described clamping structure 5 is arranged on the end face with the spiral case of described sealing configuration 4 the same sides, described buckle 51 and draw-in groove 52 respectively correspondence are arranged on upper volute 1 and the lower spiral case 2, and described buckle 51 and draw-in groove 52 cooperatively interact.For clamping structure can better be acted on, present embodiment is the clamping structure setting the same side of sealing configuration, that is to say that clamping structure can further lock the surface of contact of upper volute and lower spiral case, and in order to process the convenience of use, clamping structure also is arranged on the end face of spiral case.
Better, as a kind of embodiment, described position structure 3 is arranged on the side near the exhaust outlet 11 of spiral case; Described sealing configuration 4 is arranged on the side away from the exhaust outlet 11 of spiral case, and described clamping structure 5 is arranged on the side away from the exhaust outlet 11 of spiral case.This is in order to make things convenient for the installation of spiral case.
Better, as a kind of embodiment, position structure 3 and clamping structure 5 are two, and sealing configuration 4 is one; Described two position structures 3 are separately positioned on two end faces of described spiral case, and described clamping structure 5 is separately positioned on two end faces of described spiral case; Described position structure 3 and described clamping structure 5 are separately positioned on the both sides of the center hole of described spiral case.In the present embodiment, all be provided with position structure and clamping structure on the upper-end surface of spiral case and lower end surface, fixed structure can be well fixing with up and down two end faces of upper volute and lower spiral case like this; Sealing configuration in the present embodiment only arranges one, general upper volute forms two contact position the first contact positions and the second contact position when connecting with lower spiral case, can on two contact positions, sealing configuration be set all, and present embodiment only is provided with sealing configuration (at this moment at a contact position, smoothly contact between upper volute and the lower spiral case on another contact position), so namely can save cost, avoid again the operation of installation too complicated.A sealing configuration only is set, and two clamping structures are set, can prevent like this sealing configuration developing, bring into play better the effect of fixed structure, present embodiment is separately positioned on position structure and clamping structure the both sides of the center hole of spiral case, position structure can accurately be located like this, and the fixing opposite side of spiral case of clamping structure.
Better, as a kind of embodiment, the length of described sealed batten 41 account at least described lower spiral case 2 or upper volute 1 width 2/3.This is in order to make the surface of contact good seal of upper volute and lower spiral case.
More excellent, the length of described sealed batten 41 is to suitable with the width of described lower spiral case 2 or upper volute 1.Sealed batten preferably can run through the surface of contact of whole upper volute and lower spiral case.
Better, as a kind of embodiment, the distance between described two positioning blocks that are arranged on two end faces is greater than the width of described spiral case, and when installing and fixing, two positioning blocks are clamped two locating faces.Comprise two position structures in the present embodiment, position structure is separately positioned on upper-end surface and the lower end surface of spiral case, and in the time of fixedly, two positioning blocks are clamped two locating faces, arranges like this to prevent the spiral case distortion of axially breakking away.
Better, as a kind of embodiment, described positioning block 31 is arranged on the upper volute 1, and described locating face 32 is arranged on the described lower spiral case 2, and perhaps described positioning block 31 is arranged on the lower spiral case 2, and described locating face 32 is arranged on the described upper volute 1.
Better, as a kind of embodiment, described sealed groove 42 is arranged on the upper volute 1, and described sealed batten 41 is arranged on the described lower spiral case 2 or described sealed groove 42 is arranged on the lower spiral case 2, and described sealed batten 41 is arranged on the described upper volute 1.
Better, as a kind of embodiment, described buckle 51 is arranged on the upper volute 1, and described draw-in groove 52 is arranged on the described lower spiral case 2 or described buckle 51 is arranged on the lower spiral case 2, and described draw-in groove 52 is arranged on the described upper volute 1
Better, as a kind of embodiment, described fixed structure also comprises and installs and fixes the hole, described install and fix the hole comprise install and fix hole 61 and under install and fix hole 62, install and fix hole 61 on described and be arranged on the described upper volute 1, install and fix hole 62 under described to be arranged on the described lower spiral case 2.The described hole that installs and fixes is used for spiral case is fixed on miscellaneous part.
During installation, at first by under install and fix the fixing lower spiral case in hole, then upper volute is inserted, during insertion at first the cooperation by positioning block and locating face one end of upper volute and lower spiral case are accurately located, sealed groove and sealed batten are matched so that the other end of upper volute is located, last locking buckle and draw-in groove are so that upper volute and lower spiral case are well fixing.
At last, need to prove, in this patent document, the relational terms such as first, second grade only is used for an entity or operation are made a distinction with another entity or operation, and not necessarily requires or hint and have any relation or sequentially between these entities or the operation.And, in this patent document, term " comprises ", " comprising " or its any other variant, it is intended to contain but not exclusive inclusion, thereby so that comprise process, method, article or the equipment of a series of key elements, not only comprise these key elements, but also comprise and clearly not listing and other key elements that those skilled in the art can know, perhaps also be included as the known requisite key element of these processes, method, article or equipment.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a spiral case fixed structure comprises spiral case and fixed structure, and wherein, spiral case comprises upper volute and lower spiral case, and upper volute and lower spiral case are connected to form a volute casing, it is characterized in that:
Described fixed structure comprises position structure and sealing configuration;
Described position structure comprises positioning block and locating face, and described sealing configuration comprises sealed groove and sealed batten;
Described positioning block and locating face be corresponding being arranged on the end face of upper volute and lower spiral case respectively, and described positioning block and locating face cooperatively interact;
Described sealing configuration is arranged on the surface of contact of upper volute and lower spiral case, and described sealed batten matches with described sealed groove.
2. fixed structure according to claim 1, it is characterized in that: described fixed structure also comprises clamping structure;
Described clamping structure comprises buckle and draw-in groove;
Described clamping structure is arranged on the end face with the spiral case of described sealing configuration the same side, and described buckle and draw-in groove cooperatively interact, and described buckle and draw-in groove respectively correspondence are arranged on upper volute and the lower spiral case.
3. fixed structure according to claim 2 is characterized in that: described position structure is arranged on the side near the exhaust outlet of spiral case; Described sealing configuration is arranged on the side away from the exhaust outlet of spiral case, and described clamping structure is arranged on the side away from the exhaust outlet of spiral case.
4. fixed structure according to claim 3 is characterized in that:
Position structure and clamping structure are two, and sealing configuration is one;
Described two position structures are separately positioned on two end faces of described spiral case, and described clamping structure is separately positioned on two end faces of described spiral case;
Described position structure and described clamping structure are separately positioned on the both sides of the center hole of described spiral case.
5. fixed structure according to claim 1 is characterized in that: the length of described sealed batten account at least described lower spiral case or upper volute width 2/3.
6. fixed structure according to claim 1, it is characterized in that: the width of the length of described sealed batten and described lower spiral case or upper volute is suitable.
7. fixed structure according to claim 4 is characterized in that:
Distance between described two positioning blocks that are arranged on two end faces is greater than the width of described spiral case, and when installing and fixing, two positioning blocks are clamped two locating faces.
8. fixed structure according to claim 1, it is characterized in that: described positioning block is arranged on the upper volute, and described locating face is arranged on the described lower spiral case; Perhaps described positioning block is arranged on the lower spiral case, and described locating face is arranged on the described upper volute;
Described sealed groove is arranged on the upper volute, and described sealed batten is arranged on the described lower spiral case; Perhaps described sealed groove is arranged on the lower spiral case, and described sealed batten is arranged on the described upper volute.
9. fixed structure according to claim 2, it is characterized in that: described buckle is arranged on the upper volute, and described draw-in groove is arranged on the described lower spiral case or described buckle is arranged on the lower spiral case, and described draw-in groove is arranged on the described upper volute.
10. fixed structure according to claim 1 is characterized in that: described fixed structure also comprises and installs and fixes the hole;
Described install and fix the hole comprise install and fix the hole and under install and fix the hole;
Install and fix the hole on described and be arranged on the described upper volute, install and fix the hole under described to be arranged on the described lower spiral case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220581500 CN202900782U (en) | 2012-11-06 | 2012-11-06 | Volute fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220581500 CN202900782U (en) | 2012-11-06 | 2012-11-06 | Volute fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202900782U true CN202900782U (en) | 2013-04-24 |
Family
ID=48121458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220581500 Expired - Lifetime CN202900782U (en) | 2012-11-06 | 2012-11-06 | Volute fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202900782U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454650A (en) * | 2014-12-03 | 2015-03-25 | 三一能源重工有限公司 | Dividable centrifugal compressor volute and mounting mode thereof |
| CN104863898A (en) * | 2015-05-21 | 2015-08-26 | 广东美的暖通设备有限公司 | Volute of centrifugal fan and air conditioner |
| CN106555780A (en) * | 2015-09-28 | 2017-04-05 | 戴博邦浦股份有限公司 | Centrifugal electric pump and the spiral case for this electrodynamic pump |
| CN107131143A (en) * | 2017-05-08 | 2017-09-05 | 珠海格力电器股份有限公司 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
| CN108350905A (en) * | 2015-11-04 | 2018-07-31 | 三菱电机株式会社 | Blower-casting |
-
2012
- 2012-11-06 CN CN 201220581500 patent/CN202900782U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454650A (en) * | 2014-12-03 | 2015-03-25 | 三一能源重工有限公司 | Dividable centrifugal compressor volute and mounting mode thereof |
| CN104863898A (en) * | 2015-05-21 | 2015-08-26 | 广东美的暖通设备有限公司 | Volute of centrifugal fan and air conditioner |
| CN106555780A (en) * | 2015-09-28 | 2017-04-05 | 戴博邦浦股份有限公司 | Centrifugal electric pump and the spiral case for this electrodynamic pump |
| US10859086B2 (en) | 2015-09-28 | 2020-12-08 | Dab Pumps, S.P.A. | Centrifugal electric pump and volute for such an electric pump |
| CN108350905A (en) * | 2015-11-04 | 2018-07-31 | 三菱电机株式会社 | Blower-casting |
| CN108350905B (en) * | 2015-11-04 | 2019-11-22 | 三菱电机株式会社 | Blower-casting |
| CN107131143A (en) * | 2017-05-08 | 2017-09-05 | 珠海格力电器股份有限公司 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
| CN107131143B (en) * | 2017-05-08 | 2019-02-01 | 珠海格力电器股份有限公司 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
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| CX01 | Expiry of patent term |