CN109488633A - A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment - Google Patents
A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment Download PDFInfo
- Publication number
- CN109488633A CN109488633A CN201811367019.4A CN201811367019A CN109488633A CN 109488633 A CN109488633 A CN 109488633A CN 201811367019 A CN201811367019 A CN 201811367019A CN 109488633 A CN109488633 A CN 109488633A
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- China
- Prior art keywords
- extension
- connection sheet
- card division
- fixed
- hook part
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4233—Fan casings with volutes extending mainly in axial or radially inward direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Buckles (AREA)
- Clamps And Clips (AREA)
Abstract
Embodiment of the present invention is related to field of mechanical technique, more particularly to a kind of disconnecting prevention structure, spiral case and heating and ventilating equipment, and disconnecting prevention structure includes limiting section and the fixed part that connect with limiting section；Limiting section is used for when the hook part of buckle structure and card division are engaged, and is assembled on buckle structure, is limited to hook part and/or card division；Fixed part is for fixing disconnecting prevention structure.Through the above way, embodiment of the present invention can be when disconnecting prevention structure be mounted on buckle structure, when buckle structure is when by biggish impact force, the limiting section of disconnecting prevention structure limits the hook part of buckle structure and/or card division, it avoids hook part and card division that relative displacement occurs and is mutually disengaged, the fastness when card division and hook part for improving buckle structure engage.
Description
Technical field
Embodiment of the present invention is related to field of mechanical technique, sets more particularly to a kind of disconnecting prevention structure, spiral case and HVAC
It is standby.
Background technique
In heating and ventilating equipment on existing market, the connection type of upper volute and lower spiral case is generally used the company of buckle structure
Mode is connect, during assembling spiral case, makes the buckle of lower spiral case that elastic deformation occur to be caught in the card slot of upper volute, then
Upper volute and lower spiral case are secured together, this buckle structure for spiral case connection is fairly simple, dismounting gets up also to compare
It is convenient, it is suitble to the production of batch.
But during transporting or equipment is installed, it inevitably will appear equipment and fall or the case where by hitting, snail at this time
Clamping structure on shell will will receive biggish impact force, and impact force can make buckle that elastic deformation occur and deviate from out of card slot,
Upper volute and lower spiral case is caused to be detached from, therefore there is hidden danger of quality.
Summary of the invention
Embodiment of the present invention mainly solving the technical problems that provide a kind of disconnecting prevention structure, spiral case and heating and ventilating equipment,
The fastness when card division and hook part that can be improved buckle structure engage.
In order to solve the above technical problems, the technical solution that embodiment of the present invention uses is: providing a kind of anticreep knot
Structure, spiral case and heating and ventilating equipment are applied to cooperate with buckle structure, and disconnecting prevention structure includes:
Limiting section and the fixed part being connect with limiting section；Limiting section in the hook part of buckle structure and card division for being engaged
When, it is assembled on buckle structure, hook part and/or card division is limited；Fixed part is for fixing disconnecting prevention structure.
Optionally, limiting section includes the first connection sheet, the second connection sheet and third connection sheet；
First connection sheet, the second connection sheet and third connection sheet are in turn connected to form limiting slot；
Limiting slot is used for after the hook part of buckle structure and card division are engaged, and accommodates hook part and card division.
Optionally, fixed part is the hook extended from third connection sheet towards limiting slot.
Optionally, third connection sheet is provided with bending compatible with hook part.
Optionally, the first connection sheet includes the first base portion and the first extension, and one end of the first extension is extended with first
Extension rod is provided with the first elastically deformable boss on the first extension rod, and the end face of one end of the first base portion is provided with first and prolongs
Slot is stretched, several first fixed swages are arranged in the side wall of the first extension slot, and for the first extension slot for accommodating the first extension rod, first is solid
Fixed recess is for accommodating the first elastically deformable boss；
Second connection sheet includes the second base portion and the second extension, and second extension one end is extended with the second extension rod, the
It is provided with the second elastically deformable boss on two extension rods, the end face of one end of the second base portion is provided with the second extension slot, and second
Several second fixed swages are arranged in the side wall of extension slot, and second extension slot is for accommodating the second extension rod, the second anchor
It falls into for accommodating the second elastically deformable boss；
Third connection sheet includes third base portion and third extension, and third extension one end is extended with third extension rod, the
Third elastically deformable boss is provided on three extension rods, the end face of one end of third base portion is provided with third extension slot, third
Several third fixed swages are arranged in the side wall of extension slot, and third extension slot is used for accommodating third extension rod, third fixed swage
In receiving third elastically deformable boss；
The other end of second base portion and the other end of the first base portion are fixed, the other end and the third base portion of the second extension
The other end is fixed.
In order to solve the above technical problems, the present invention also provides a kind of spiral case embodiments, comprising:
Shell, including first shell and second shell；
Buckle structure, including hook part and card division, hook part are set in first shell, and card division is set in second shell, when
When hook part and card division are engaged, first shell and second shell are fixed；
Disconnecting prevention structure, including limiting section and the fixed part connecting with limiting section, limiting section is used in the hook part and card division
It when being engaged, is assembled on hook part and/or card division, hook part and/or card division is limited, fixed part is for fixing anticreep knot
Structure.
Optionally, limiting section includes the first connection sheet, the second connection sheet and third connection sheet；
First connection sheet, the second connection sheet and third connection sheet are in turn connected to form limiting slot；
Limiting slot is used for after the hook part of buckle structure and card division are engaged, and accommodates hook part and card division.
Optionally, fixed part is the hook extended from third connection sheet towards the limiting slot.
Optionally, third connection sheet is provided with bending compatible with hook part.
Optionally, buckle structure further includes first connecting portion, elastic joint part, second connecting portion and third interconnecting piece；The
One end of one interconnecting piece is fixed in the first shell, and the other end of first connecting portion and one end of elastic joint part are fixed,
The other end of elastic joint part is fixed with hook part；Second connecting portion and third interconnecting piece are fixed in second shell side by side, card division
Both ends are individually fixed in second connecting portion and third interconnecting piece, and the second connecting portion, third interconnecting piece and card division surround
Container, hook part is connected in card division after passing through container, when disconnecting prevention structure is assembled on buckle structure, card division and hook part receiving
In in limiting slot.
In order to solve the above technical problems, the present invention also provides a kind of heating and ventilating equipment embodiments, including above-mentioned spiral case.
The beneficial effect of embodiment of the present invention is: being in contrast to the prior art, the anticreep of embodiment of the present invention
Structure is mounted on buckle structure, and when buckle structure is when by biggish impact force, the limiting section of disconnecting prevention structure ties buckle
The hook part and/or card division of structure are limited, it is ensured that hook part and card division will not be caused to send out because elastic deformation occurs for buckle structure
Raw relative displacement is simultaneously mutually disengaged, thus the fastness when card division and hook part that improve buckle structure engage.
Detailed description of the invention
Fig. 1 is the right view of disconnecting prevention structure embodiment of the present invention；
Fig. 2 is the cross-sectional view when disconnecting prevention structure embodiment of the present invention is installed on buckle structure；
Fig. 3 is a kind of structural schematic diagram of disconnecting prevention structure embodiment of the present invention；
Fig. 4 is the scheme of installation of disconnecting prevention structure in spiral case embodiment of the present invention；
Fig. 5 is the cross-sectional view of spiral case embodiment of the present invention；
Fig. 6 is the cross-sectional view of buckle structure in spiral case embodiment of the present invention；
Fig. 7 is a kind of schematic diagram of fixed form of card division in the buckle structure of spiral case embodiment of the present invention.
Specific embodiment
The present invention is described in detail with embodiment with reference to the accompanying drawing.
Fig. 1 and Fig. 2 are please referred to, disconnecting prevention structure 10 is applied to cooperate with buckle structure 20, which includes: limit
Position portion (not indicating) and the fixed part being connect with limiting section (not indicating).
Limiting section is used for when the hook part of buckle structure 20 201 and card division 202 are engaged, and is assembled to buckle structure 20
On, hook part 201 and/or card division 202 are limited, even if so that hook part 201 and/or card division 202 external impact force work
Relative displacement can not also occur under, ensure that buckle structure 20 hook part 201 and card division 202 external impact force work
It will not be detached under, improve fastness when buckle structure 20 engages.Fixed part avoids preventing for fixing disconnecting prevention structure 10
De- structure 10 falls off from buckle structure 20, wherein and fixed part can be used for for disconnecting prevention structure 10 being fixed on buckle structure 20,
It can be used for for disconnecting prevention structure 10 being fixed on the object for being equipped with buckle structure 20.
Specifically, limiting section includes the first connection sheet 101, the second connection sheet 102 and third connection sheet 103；First connection
Piece 101, the second connection sheet 102 and third connection sheet 103 are in turn connected to form limiting slot 104, i.e., are as follows: the first connection sheet 101
One end is connect with one end of the second connection sheet 102, and the other end of the second connection sheet 102 is connect with one end of third connection sheet 103,
And first connection sheet 101 and third connection sheet 103 be located at the same side of the second connection sheet 102, optionally, the first connection sheet 101
Angle with the second connection sheet 102 is right angle, and the angle of the second connection sheet 102 and third connection sheet 103 is right angle.Limiting slot
104 are used for after the hook part of buckle structure 20 201 and card division 202 are engaged, receiving hook part 201 and card division 202, and
Hook part 201 and card division 202 are limited on the engagement direction of hook part 201 and card division 202, i.e., are as follows: hook part 201 and card division 202
It is abutted respectively with the inner wall of the first connection sheet 101 and third connection sheet 103, passes through the first connection sheet 101 and third connection sheet 103
Inner wall limitation hook part 201 and card division 202 between relative motion, prevent hook part 201 and card division 202 in external impact force
Relative displacement occurs under active force.Certainly, in other alternate embodiments, limiting section is also not limited to above-mentioned described knot
Structure limits hook part 201 or/person card division 202 as long as can be realized, such as: limiting section is a fixture, fixture folder
Hold hook part 201 and card division 202.
Fixed part can be to extend obtained hook 105 towards limiting slot 104 from third connection sheet 103, and hook 105 and third connect
Contact pin 103 is L-shaped, and when disconnecting prevention structure 10 is assembled on buckle structure 20, hook 105 and third connection sheet 103 are L-shaped
This overall structure and card division 202 be clamped, so that disconnecting prevention structure 10 is fixed on buckle structure 20.Certainly, it replaces at other
For in embodiment, the structure of fixed part can also take other forms, for example, fixed part is provided with screw through-hole, (figure is not
Show), the screw hole (not shown) to match with screw through-hole is provided on buckle structure 20, when disconnecting prevention structure 10 is installed to buckle
When in structure 20, screw through-hole is connected to screw hole, and screw is bolted in screw through-hole and screw hole, so that disconnecting prevention structure be consolidated
Due on buckle structure 20.
Further, triangle is generally in the shape of due to hook part 201, in order to make disconnecting prevention structure 10 and buckle structure 20 more
Step up thickly to assemble, third connection sheet 103 is also provided with bending compatible with hook part 201, when disconnecting prevention structure 10 is assembled to
When on buckle structure 20, which is fitted on hook part 201.
Due to the size of different buckle structures 20 be it is different, in order to can adapt to disconnecting prevention structure 10 in different
Buckle structure 20, disconnecting prevention structure 10 can also be arranged to it is adjustable, referring to Fig. 3, the first connection sheet 101 include the first base portion
1011 and first extension 1012, one end of the first extension 1012 is extended with the first extension rod 1013, the first extension rod 1013
On be provided with the first elastically deformable boss (not shown), the end face of one end of the first base portion 1011 is provided with the first extension slot
Several first fixed swage (not shown) are arranged in (not shown), the side wall of the first extension slot, and the first extension slot is for accommodating first
Extension rod 1013, the first fixed swage is for accommodating the first elastically deformable boss, and several first fixed swages are along first
The side wall of extension slot is arranged in " one " word, when the first elastically deformable boss is contained in any one first fixed swage, the
The relative position of one base portion 1011 and the first extension 1012 is fixed, and is exerted a force by people and is changed the first base portion 1011 and first
First elastically deformable boss can be contained in first of different location on the first extension slot and consolidated by the relative position of extension 1012
In fixed recess, to realize the length for manually changing the first connection sheet 101, therefore people can be according to the tool of buckle structure 20
First connection sheet 101 is stretched or is contracted to most suitable length by body size.
Similarly, the second connection sheet 102 includes the second base portion 1021 and the second extension 1022, the second extension 1,022 1
End is extended with the second extension rod 1023, is provided with the second elastically deformable boss (not shown) on the second extension rod 1023, and second
The end face of one end of base portion 1021 is provided with the second extension slot (not shown), and the side wall setting several second of the second extension slot is fixed
Be recessed (not shown), and second extension slot can for accommodating second for accommodating the second extension rod 1023, the second fixed swage
Elastic deformation boss, several second fixed swages along the second extension slot side wall in " one " word arrange, when second can elasticity
When deformation boss is contained in any one second fixed swage, the relative position quilt of the second base portion 1021 and the second extension 1022
It is fixed, it is exerted a force by people and changes the relative position of the second base portion 1021 and the second extension 1022, it can elastic shape by second
Become boss to be contained in the second fixed swage of different location on the second extension slot, manually changes the second connection sheet to realize
102 length, therefore the second connection sheet 102 can be stretched or be contracted to most according to the specific size of buckle structure 20 by people
Suitable length.
Third connection sheet 103 includes third base portion 1031 and third extension 1032, and 1032 one end of third extension extends
There is third extension rod 1033, third elastically deformable boss (not shown), third base portion are provided on third extension rod 1033
The end face of 1031 one end is provided with third extension slot (not shown), and several third fixed swages are arranged in the side wall of third extension slot
(not shown), third extension slot is for accommodating third extension rod 1033, and third fixed swage is for accommodating third elastically deformable
Boss, which arranges along the side wall of third extension slot in " one " word, when third elastically deformable boss
When being contained in any one third fixed swage, the relative position of third base portion 1031 and third extension 1032 is fixed, and is led to
It crosses people and exerts a force and change the relative position of third base portion 1031 and third extension 1032, third elastically deformable boss can be received
It is dissolved in the third fixed swage of different location on third extension slot, to realize the length for manually changing third connection sheet 103
Degree, therefore third connection sheet 103 can be stretched or be contracted to most suitable length according to the specific size of buckle structure 20 by people
Degree.
The other end of second base portion 1021 and the other end of the first base portion 1011 are fixed, the other end of the second extension 1022
It is fixed with the other end of third base portion 1031.According to the specific size of buckle structure 20, people can by the first connection sheet 101,
Second connection sheet 102 and third connection sheet 103 stretch or are contracted to most suitable length, so that different sizes can be assembled to by realizing
Buckle structure 20 on.
The disconnecting prevention structure 10 of embodiment of the present invention is mounted on buckle structure 20, when buckle structure 20 is by biggish
When impact force, the limiting section of disconnecting prevention structure 10 limits the hook part 201 of buckle structure 20 and/or card division 202, it is ensured that will not
Because will not be relatively moved between the hook part 201 and card division 202 of buckle structure 20, to avoid hook part 201 and card division 202
The case where disengaging, the fastness when card division 202 and hook part 201 for improving buckle structure 20 engage；In addition, solid by fixed part
Determine disconnecting prevention structure 10, limit the position of disconnecting prevention structure 10, disconnecting prevention structure 10 is avoided to be detached from buckle structure 20.
The present invention also provides a kind of spiral case embodiment, please refer to Fig. 4 and Fig. 5, spiral case 40 include: shell (not indicating),
The disconnecting prevention structure 10 of above embodiment description and the buckle structure 20 of above embodiment description, for the knot of disconnecting prevention structure 10
Structure and function see above-described embodiment, no longer repeat one by one herein.
Shell includes first shell 301 and second shell 302.Buckle structure 20, including hook part 201 and card division 202, hook part
201 are set in first shell 301, and card division 202 is set in second shell 302, when hook part 201 and the engaging of card division 202, the
One shell 301 and second shell 302 are fixed.The limiting section of disconnecting prevention structure 10 in the hook part 201 and card division 202 for being blocked
When conjunction, be assembled on hook part 201 and/or card division 202, hook part 201 and/or card division 202 limited so that hook part 201 and/
Even if or relative displacement can not also occur under the action of external impact force for card division 202, ensure that the hook of buckle structure 20
Portion 201 will not be detached under the action of external impact force with card division 202.Fixed part avoids preventing for fixing disconnecting prevention structure 10
De- structure 10 is detached from buckle structure 20.
Certainly, hook part 201, can also be indirectly solid by other components other than being directly fixed in first shell 301
Due in first shell 301, similarly, card division 202 can also pass through it other than being directly fixed in second shell 302
Its component is indirectly secured in second shell 302, to form different buckle structures 20, please refers to Fig. 6 and Fig. 7, buckle structure
20 further include first connecting portion 204, elastic joint part 203, second connecting portion 205 and third interconnecting piece 206；First connecting portion
204 one end is fixed in the first shell 301, and the other end of first connecting portion 204 and one end of elastic joint part 203 are solid
Fixed, the other end of elastic joint part 203 and hook part 201 are fixed；Second connecting portion 205 and third interconnecting piece 206 are fixed in side by side
Second shell 302, the both ends of card division 202 are individually fixed in second connecting portion 205 and third interconnecting piece 206, and described second
Interconnecting piece 205, third interconnecting piece 206 and card division 202 surround container, and hook part 201 is connected in card division 202 after passing through container,
Hook part 201 and elastic joint part 203 have certain distance between shell and form gap at this time, when disconnecting prevention structure 10 assembles
When on to buckle structure 20, the first connection sheet 101 of limiting section be inserted into the gap and with elastic joint part 203 and hook part 201
It abuts, third connection sheet 103 is abutted against with card division 202, and realization limits card division 202 and hook part 201.Certainly, due to card
Portion 202 is to be fixed on second shell 302, second connecting portion 205 and third by second connecting portion 205 and third interconnecting piece 206
Interconnecting piece 206 has the function of pullling to card division 202, and therefore, disconnecting prevention structure 10 can also only have the first connection sheet 101 and consolidate
Determine portion, fixed part and first connecting portion 204 are fixed, the first connection sheet 101 be inserted into the gap and with elastic joint part 203 and hook
Portion 201 abuts, even if elastic joint part 203 can not also occur elastic deformation and cause hook part under the action of external impact force
201 generate the space of relative displacement with card division 202, ensure that the hook part 201 of buckle structure 20 and card division 202 are rushed in outside
Hitting under the action of power will not be detached from.
In embodiments of the present invention, the first shell 301 of spiral case 40 is provided with hook part 201, and second shell 302 is provided with
Card division 202, after hook part 201 and card division 202 engage, limiting section limits hook part 201 and/or card division 202, avoids hook part
Relative movement is generated between 201 and card division 202, so that the case where avoiding hook part 201 and clamping 202 from being detached from, improves 201 He of hook part
The fastness engaged between card division 202, and then improve fastness fixed between first shell 301 and second shell 302；Separately
Outside, by the fixed disconnecting prevention structure 10 of fixed part, the position of disconnecting prevention structure 10 is limited, disconnecting prevention structure 10 is avoided to be detached from buckle structure
20。
The present invention provides heating and ventilating equipment embodiment again.Heating and ventilating equipment includes the spiral case 40 of above embodiment, for snail
The specific structure and function of shell 40 see above-mentioned spiral case embodiment, no longer repeat one by one herein.Certainly, heating and ventilating equipment has
Beneficial effect is also identical as spiral case 40.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (11)
1. a kind of disconnecting prevention structure, be applied to and buckle structure cooperate, which is characterized in that the disconnecting prevention structure include: limiting section and
The fixed part being connect with the limiting section；
The limiting section is used for when the hook part of the buckle structure and card division are engaged, and is assembled on the buckle structure,
The hook part and/or card division are limited；
The fixed part is for fixing the disconnecting prevention structure.
2. disconnecting prevention structure according to claim 1, which is characterized in that
The limiting section includes the first connection sheet, the second connection sheet and third connection sheet；
First connection sheet, the second connection sheet and third connection sheet are in turn connected to form limiting slot；
The limiting slot is used for after the hook part of the buckle structure and card division are engaged, and accommodates the hook part and card division.
3. disconnecting prevention structure according to claim 2, which is characterized in that
The fixed part is the hook extended from the third connection sheet towards the limiting slot.
4. disconnecting prevention structure according to claim 2, which is characterized in that
The third connection sheet is provided with bending compatible with the hook part.
5. disconnecting prevention structure according to claim 2, which is characterized in that
First connection sheet includes the first base portion and the first extension, and one end of first extension is extended with the first extension
Bar is provided with the first elastically deformable boss on first extension rod, and the end face of one end of first base portion is provided with
Several first fixed swages are arranged in one extension slot, the side wall of first extension slot, and first extension slot is for accommodating first
Extension rod, first fixed swage is for accommodating the first elastically deformable boss；
Second connection sheet includes the second base portion and the second extension, and second extension one end is extended with the second extension
Bar is provided with the second elastically deformable boss on second extension rod, and the end face of one end of second base portion is provided with
Several second fixed swages are arranged in two extension slots, the side wall of second extension slot, and second extension slot is for accommodating second
Extension rod, second fixed swage is for accommodating the second elastically deformable boss；
The third connection sheet includes third base portion and third extension, and third extension one end is extended with third extension
Bar is provided with third elastically deformable boss on the third extension rod, and the end face of one end of the third base portion is provided with
Several third fixed swages are arranged in three extension slots, the side wall of the third extension slot, and the third extension slot is for accommodating third
Extension rod, the third fixed swage is for accommodating third elastically deformable boss；
The other end of second base portion and the other end of first base portion are fixed, the other end of second extension and
The other end of three base portions is fixed.
6. a kind of spiral case characterized by comprising
Shell, including first shell and second shell；
Buckle structure, including hook part and card division, the hook part are set in the first shell, and the card division is set to described
On two shells, when the hook part and card division are engaged, the first shell and second shell are fixed；
Disconnecting prevention structure, including limiting section and the fixed part being connect with the limiting section, the limiting section be used in the hook part and
It when card division is engaged, is assembled on the hook part and/or card division, the hook part and/or card division is limited, the fixation
Portion is for fixing the disconnecting prevention structure.
7. spiral case according to claim 6, which is characterized in that
The limiting section includes the first connection sheet, the second connection sheet and third connection sheet；
First connection sheet, the second connection sheet and third connection sheet are in turn connected to form limiting slot；
The limiting slot is used for after the hook part of the buckle structure and card division are engaged, and accommodates the hook part and card division.
8. spiral case according to claim 7, which is characterized in that
The fixed part is the hook extended from the third connection sheet towards the limiting slot.
9. spiral case according to claim 7, which is characterized in that
The third connection sheet is provided with bending compatible with the hook part.
10. spiral case according to claim 6, which is characterized in that
The buckle structure further includes first connecting portion, elastic joint part, second connecting portion and third interconnecting piece；Described first connects
One end of socket part is fixed in the first shell, and one end of the other end of the first connecting portion and the elastic joint part is solid
Fixed, the other end and the hook part of the elastic joint part are fixed；The second connecting portion and third interconnecting piece are fixed in side by side described
Second shell, the both ends of the card division are individually fixed in second connecting portion and third interconnecting piece, and the second connecting portion,
Three interconnecting pieces and card division surround container, and the hook part is connected in the card division after passing through the container, when the anticreep knot
When structure is assembled on the buckle structure, the card division and hook part are contained in limiting slot.
11. a kind of heating and ventilating equipment, which is characterized in that including spiral case described in any one of claim 6 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811367019.4A CN109488633A (en) | 2017-05-08 | 2017-05-08 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811367019.4A CN109488633A (en) | 2017-05-08 | 2017-05-08 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
| CN201710317571.1A CN107131143B (en) | 2017-05-08 | 2017-05-08 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710317571.1A Division CN107131143B (en) | 2017-05-08 | 2017-05-08 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
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| CN109488633A true CN109488633A (en) | 2019-03-19 |
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| CN201710317571.1A Active CN107131143B (en) | 2017-05-08 | 2017-05-08 | A kind of disconnecting prevention structure, spiral case and heating and ventilating equipment |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109488633A (en) * | 2017-05-08 | 2019-03-19 | 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 |
| CN109366073A (en) * | 2018-11-30 | 2019-02-22 | 浙江工贸职业技术学院 | Workbench is used in a kind of installation of multi-use architecture HVAC |
| CN114963367B (en) * | 2022-06-28 | 2024-01-30 | 珠海格力电器股份有限公司 | Airflow generating device and humidifier |
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| CN202418126U (en) * | 2011-12-20 | 2012-09-05 | 深圳Tcl新技术有限公司 | Buckle and liquid crystal display |
| 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 |
| 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 |
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|---|---|---|---|---|
| TWM265490U (en) * | 2004-06-25 | 2005-05-21 | Chiuan-Chiuan Shiu | Elastic buckling element |
| US20060056965A1 (en) * | 2004-09-10 | 2006-03-16 | Datech Technology Co., Ltd. | Housing fastener for a blower |
| CN202928031U (en) * | 2012-10-30 | 2013-05-08 | 广东美的电器股份有限公司 | Fixed structure of centrifugal fan |
| CN202900782U (en) * | 2012-11-06 | 2013-04-24 | 珠海格力电器股份有限公司 | Volute fixing structure |
| CN203358451U (en) * | 2013-07-11 | 2013-12-25 | 江苏文光车辆附件有限公司 | Buckle dropping preventing structure of automobile lamp |
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2017
- 2017-05-08 CN CN201811367019.4A patent/CN109488633A/en active Pending
- 2017-05-08 CN CN201710317571.1A patent/CN107131143B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202418126U (en) * | 2011-12-20 | 2012-09-05 | 深圳Tcl新技术有限公司 | Buckle and liquid crystal display |
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
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| CN107131143B (en) | 2019-02-01 |
| CN107131143A (en) | 2017-09-05 |
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