CN207406543U - A kind of panel of exhaust fan and bottom case fast joint structure - Google Patents
A kind of panel of exhaust fan and bottom case fast joint structure Download PDFInfo
- Publication number
- CN207406543U CN207406543U CN201721279889.7U CN201721279889U CN207406543U CN 207406543 U CN207406543 U CN 207406543U CN 201721279889 U CN201721279889 U CN 201721279889U CN 207406543 U CN207406543 U CN 207406543U
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- China
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- panel
- bottom case
- button spring
- exhaust fan
- joint structure
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Abstract
The utility model discloses a kind of panel of exhaust fan and bottom case fast joint structure, including panel and bottom case, the back side of the panel is extended with the first button spring abutment of door shape, skewed cut-off port is provided on first button spring abutment, torsional spring is sleeved on by skewed cut-off port on the first button spring abutment, card slot is provided on corresponding bottom case, the both ends holding of torsional spring enters on card slot；Union piece between panel and bottom case only has torsional spring, its connection structure is extremely succinct, and torsional spring can easily, be quickly installed on the first button spring abutment, and skewed cut-off port can effectively prevent torsional spring and depart from from the first torsion spring seat, installation is easy, stable structure, and production efficiency improves.
Description
Technical field
The utility model exhaust fan technical field is specifically a kind of panel of exhaust fan and bottom case fast joint structure.
Background technology
At present, exhaust fan on the market, panel is connected with bottom case to be connected by torsional spring, wherein, torsion spring set on torsion axis,
And torsion axis are fixed by screws in back side of panel, corresponding bottom case is provided with card slot, torsional spring holding card slot, such connection side
Formula is disadvantageous in that：Torsional spring fixed structure is complicated, part is small and installation is not easy, low production efficiency.
Utility model content
The purpose of the utility model is to overcome deficiency present in above-mentioned prior art construction, and provide a kind of structure letter
It is single, reasonable, the panel for the exhaust fan that installation is easy and production efficiency is high and bottom case fast joint structure.
What the purpose of this utility model was realized in：
A kind of panel of exhaust fan and bottom case fast joint structure, including panel and bottom case, the back side of the panel is prolonged
Stretching has the first button spring abutment of door shape, and skewed cut-off port is provided on the first button spring abutment, and torsional spring is sleeved on by skewed cut-off port
On one button spring abutment, card slot is provided on corresponding bottom case, the both ends holding of torsional spring enters on card slot；Connection between panel and bottom case
Part only has torsional spring, and connection structure is extremely succinct, and torsional spring can easily, be quickly installed on the first button spring abutment, and skewed
Cut-off port can effectively prevent torsional spring and depart from from the first torsion spring seat, and installation is easy, stable structure, and production efficiency improves.
The purpose of this utility model can also use following technical measures to solve：
As a kind of more specific scheme, the cut-off port width is equal with the axial length of torsional spring coiled coil part,
Torsional spring can be put into cut-off port just, and is sleeved on the first torsion spring seat, and torsional spring one is ajusted, then is difficult to depart from the by cut-off port again
One torsion spring seat, torsional spring and the first torsion spring seat are connected firmly, stablize.
As a kind of more specific scheme, the cut-off port is arranged on the first button spring abutment bottom centre position, and cut-off port will
The first button spring abutment segmentation of door shape is in left and right two parts button spring abutment, and two parts button spring abutment stress is equal, it is ensured that the first button spring abutment
There is sufficient intensity, will not be fractureed easily by torsional spring.
As a kind of more specific scheme, the central axes of the cut-off port and the central axes of the first button spring abutment horizontal direction are in
45 ° of angles while ensuring that sufficient intensity is arranged at button spring abutment bottom, and ensure that torsional spring cannot depart from cut-off port easily.
As a kind of more specific scheme, the torsional spring both ends are in " eight " word bifurcated, and both ends are opposite in the horizontal direction
A distance is each extended over, and is circumnutated upwards in hook-shaped, the both ends of torsional spring are through card slot, and hooked end offsets with bottom case, hook
Shape end with bottom case is point-to-point contacts, easy to disassemble, horizontal-extending a distance of hooked end makes hooked end away from card slot,
Torsional spring is avoided easily to rock, hooked end enters card slot, and the connection of panel and bottom case is caused to loosen or completely disengage.
As a kind of more specific scheme, the back side of panel is equipped with left and right symmetrical each one group of first button spring abutment, face
Plate is connected with bottom case more to be balanced and stablizes.
As a kind of more specific scheme, the second button spring abutment is additionally provided on the back side of panel, the second button spring abutment includes vertical
Column, button spring axis, screw and block, button spring axis are fixed by screws on column, and button spring axis extends towards block direction；Set the
The purpose of two torsion spring seats is that, when the damage of the first torsion spring seat can not use, the second torsion spring seat can continue to realize connection panel and bottom
The effect of shell, meanwhile, also give the different use selection of user.
As a kind of more specific scheme, the block includes left block and right block, has gap, button spring between them
Axis extends towards the gap direction；Torsion axis one end screw and column are fixed, and the other end is provided with block, and torsion spring set is in torsion axis
On can not depart from from both sides.
As a kind of more specific scheme, the back side of panel is equipped with forward and backward symmetrical each one group of second button spring abutment, face
Plate is connected with bottom case more to be balanced and stablizes.
The beneficial effects of the utility model are as follows：
（1）The panel of such exhaust fan and bottom case fast joint structure, the design of the first torsion spring seat of back side of panel door shape,
So that the union piece between panel and bottom case only has torsional spring, connection structure is extremely succinct, and torsional spring easily, can be installed quickly
Onto the first button spring abutment, and skewed cut-off port can effectively prevent torsional spring and depart from from the first torsion spring seat, and installation is easy, structure is steady
Fixed, production efficiency improves.
（2）Secondly, cut-off port is arranged on the first button spring abutment bottom centre position, cut-off port width and torsional spring coiled coil portion
The axial length divided is equal, and the central axes of cut-off port and the central axes of the first button spring abutment vertical direction are in 45 ° of angles, it is ensured that the
One torsion spring seat has enough intensity, and torsional spring will not depart from cut-off port easily.
（3）Finally, the second spare torsion spring seat is additionally provided with, the second torsion spring seat is by column, button spring axis, screw and block group
Into, when the damage of the first torsion spring seat can not use, the second torsion spring seat can continue to realize the effect of connection panel and bottom case, meanwhile,
Give the different use selection of user.
Description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is the cross-sectional view of Fig. 1.
Fig. 3 is back side of panel structure diagram（Use the first torsion spring seat state）.
Fig. 4 is back side of panel structure diagram（Use the second torsion spring seat state）.
Fig. 5 is enlarged drawing at A in Fig. 4.
Fig. 6, which is that hair is big at B in Fig. 5, to scheme.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments：
Embodiment one, referring to shown in Fig. 1-6, panel 1 and 2 fast joint structure of bottom case of a kind of exhaust fan, including face
Plate 1 and bottom case 2,1 back side of panel are equipped with the back side extension of left and right symmetrical each one group of first button spring abutment 3, i.e. panel 1
There is the first button spring abutment 3 of door shape, skewed cut-off port 31 is provided on the first button spring abutment 3, cut-off port 31 is arranged on the first button spring
3 bottom centre positions of seat, and the central axes of cut-off port 31 and the central axes of 3 horizontal direction of the first button spring abutment are in 45 ° of angle a, together
When, 31 width of cut-off port is equal with the axial length of 5 coiled coil part of torsional spring；1 back side of panel is equipped with forward and backward symmetrical each
One group of second button spring abutment 4, the second button spring abutment 4 include column 41, button spring axis 42, screw 43 and block 44, and button spring axis 42 passes through spiral shell
Nail 43 is fixed on column 41, and block 44 includes left block 441 and right block 442, has gap 443, button spring axis between them
42 extend towards 443 direction of gap.
Card slot 21 is provided on bottom case 2, the card slot 21 corresponds to the first button spring abutment 3 and sets there are two or correspond to the second button
Spring abutment 4 is set there are two or corresponded to there are four the first button spring abutment 3 and the settings of the second button spring abutment 4.
5 both ends of torsional spring are in " eight " word bifurcated, and both ends 51 each extend over a distance opposite to each other in the horizontal direction, and
It is circumnutated upwards in hook-shaped, through card slot 21, hooked end 51 offsets with bottom case 2 at the both ends 51 of torsional spring 5.
Torsional spring 5 is sleeved on by skewed cut-off port 31 on the first button spring abutment 3 or torsional spring 5 is fixed on second by button spring axis 42
On button spring abutment 4.
Operation principle：Using the first torsional spring 5, torsional spring 5 is directly sleeved on by skewed cut-off port 31 on the first button spring abutment 3,
Compress torsional spring 5 both ends, 5 end 51 of torsional spring, which is drawn close, to be put into card slot 21, and handle unclamps, 5 end 51 of torsional spring against 21 inner wall of card slot,
Panel 1 is pushed, 5 end 51 of torsional spring passes through card slot 21, and 5 both ends of torsional spring are unclamped, and hooked end 51 offsets with bottom case 2；Use
Two torsional springs 5, torsional spring 5 are sleeved on 5 axis of torsional spring, are placed in together on panel 1, and one end is placed between left block 441 and right block 442
Gap 443 in, two one end are locked at by screw 43 on column 41.
Claims (9)
1. a kind of panel of exhaust fan and bottom case fast joint structure, including panel（1）And bottom case（2）, it is characterized in that, it is described
Panel（1）The back side be extended with the first button spring abutment of door shape（3）, the first button spring abutment（3）On be provided with skewed cut-off port（31）,
Torsional spring（5）By skewed cut-off port（31）It is sleeved on the first button spring abutment（3）On, corresponding bottom case（2）On be provided with card slot（21）, turn round
Spring（5）Both ends holding enter card slot（21）On.
2. the panel of exhaust fan and bottom case fast joint structure according to claim 1, it is characterized in that, the cut-off port
（31）Width is equal with the axial length of torsional spring coiled coil part.
3. the panel of exhaust fan and bottom case fast joint structure according to claim 2, it is characterized in that, the cut-off port
（31）It is arranged on the first button spring abutment（3）Bottom centre position.
4. the panel of exhaust fan and bottom case fast joint structure according to claim 3, it is characterized in that, the cut-off port
（31）Central axes and the first button spring abutment（3）The central axes of horizontal direction are in 45 ° of angles（a）.
5. the panel of exhaust fan and bottom case fast joint structure according to claim 4, it is characterized in that, the torsional spring（5）
Both ends are in " eight " word bifurcated, and both ends（51）It each extends over a distance opposite to each other in the horizontal direction, and is circumnutated upwards in hook-shaped,
Torsional spring（5）Both ends（51）Through card slot, hooked end（51）With bottom case（2）It offsets.
6. the panel of exhaust fan and bottom case fast joint structure according to claim 5, it is characterized in that,
The panel（1）The back side is equipped with left and right symmetrical each one group of first button spring abutment（3）.
7. the panel of exhaust fan and bottom case fast joint structure according to claim 6, it is characterized in that, the panel（1）
The second button spring abutment is additionally provided on the back side（4）, the second button spring abutment（4）Including column（41）, button spring axis（42）, screw（43）And block
（44）, button spring axis（42）Pass through screw（43）It is fixed on column（41）On, and button spring axis（42）Towards block（44）Direction extends.
8. the panel of exhaust fan and bottom case fast joint structure according to claim 7, it is characterized in that, the block（44）
Including left block（441）With right block（442）, there is between them gap（443）, button spring axis（42）Towards the gap（443）
Direction extends.
9. the panel of exhaust fan and bottom case fast joint structure according to claim 8, it is characterized in that, the panel（1）
The back side is equipped with forward and backward symmetrical each one group of second button spring abutment（4）.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781872 | 2017-06-30 | ||
| CN2017207818725 | 2017-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207406543U true CN207406543U (en) | 2018-05-25 |
Family
ID=62406601
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721279889.7U Active CN207406543U (en) | 2017-06-30 | 2017-09-30 | A kind of panel of exhaust fan and bottom case fast joint structure |
| CN201721278608.6U Active CN207406503U (en) | 2017-06-30 | 2017-09-30 | A kind of ultra-thin exhaust fan |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721278608.6U Active CN207406503U (en) | 2017-06-30 | 2017-09-30 | A kind of ultra-thin exhaust fan |
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| Country | Link |
|---|---|
| CN (2) | CN207406543U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162950A (en) * | 2018-09-11 | 2019-01-08 | 张家港市鸿嘉数字科技有限公司 | A kind of ceiling pipeline type exhaust fan |
-
2017
- 2017-09-30 CN CN201721279889.7U patent/CN207406543U/en active Active
- 2017-09-30 CN CN201721278608.6U patent/CN207406503U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN207406503U (en) | 2018-05-25 |
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