CN203098339U - Head assembly adjusting structure of electric fan - Google Patents
Head assembly adjusting structure of electric fan Download PDFInfo
- Publication number
- CN203098339U CN203098339U CN 201220717341 CN201220717341U CN203098339U CN 203098339 U CN203098339 U CN 203098339U CN 201220717341 CN201220717341 CN 201220717341 CN 201220717341 U CN201220717341 U CN 201220717341U CN 203098339 U CN203098339 U CN 203098339U
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- Prior art keywords
- box
- nose assembly
- adjusting
- cavity groove
- adjusting box
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- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims description 21
- 210000003141 lower extremity Anatomy 0.000 claims description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a head assembly adjusting structure of an electric fan, which comprises a head assembly, an adjusting box, an adjusting bracket and a machine base, wherein a head assembly shaft at the lower end part of the head assembly is rotatably inserted into a head assembly shaft hole of the adjusting box; the adjusting box is provided with a screw rod through hole which is arranged at the upper end part of the machine base through a screw rod and a nut, a concave cavity groove is formed around the screw rod through hole of the adjusting box, the concave cavity groove is provided with a set of torsion springs arranged on an outer wall shaft of the screw rod through hole, the adjusting box at the lower edge of the concave cavity groove is provided with a limiting opening for limiting the free end of the torsion spring, and the torsion spring is fixedly arranged in the concave cavity groove of the adjusting box through the screw rod and an adjusting bracket; the lower end part of the adjusting box is also provided with a spring hole, a spring and steel balls are arranged in the spring hole, and a plurality of steel ball collision holes which are matched with the steel balls in the spring hole to realize that the adjusting box and the connecting head assembly thereof are positioned at different angles in a pitching mode are arranged on the corresponding adjusting bracket.
Description
[technical field]
The utility model relates to electric fan, relates in particular to a kind of nose assembly regulation structure of electric fan.
[background technique]
At present, the nose assembly of most of electric fans has the pitch regulation function on the market, numerous structures that can realize this function have appearred, in Chinese patent literature numbers 201120227352.2, the invention disclosed name is called the patent of " a kind of fan connecting part part ", in this patent, adopt the torsion spring structure in the fan connecting part part, because all there is precompressed torsion in two torsion springs in assembling, during assembling, the torsion that need overcome the torsion spring generation could assemble, in this state, coupling shaft is difficult to aim at and inserts, and whole assembling is difficulty very, and its regulator plate structure is circular, is unfavorable for the location.This structure assembling difficulty, operational safety is not high, the repair demolition difficulty.
[model utility content]
The utility model provides a kind of assembling simple in structure, easy, convenient disassembly, the nose assembly regulation structure of the electric fan that spacing adjusting reliability is high.
In order to realize above-mentioned model utility purpose, the technical solution adopted in the utility model is:
A kind of nose assembly regulation structure of electric fan, this nose assembly regulation structure comprises nose assembly, regulates box, regulates support and support, the nose assembly axle of nose assembly underpart is rotatable to be inserted in the nose assembly axis hole of regulating box, but regulate box and connection thereof the nose assembly pitch regulation be installed on the support upper end portion; Be provided with by screw rod and nut on the adjusting box it is installed on the screw vent of support upper end portion, a cavity groove and the formation rotating shaft concentric with screw vent outside the screw vent of cavity groove center are shaped around the screw vent of adjusting box; Be equipped with one at the cavity groove and be sheathed on the torsion spring that auxiliary torsion is provided when being used to regulate the box pitch regulation in the screw vent outside rotating shaft, offer on the adjusting box of cavity groove lower limb and limit the free-ended position-limitting mouth of torsion spring, described torsion spring is fixedly installed in the cavity groove of regulating box by screw rod and adjusting support; Also be provided with a spring eye in the underpart of regulating box, spring and steel ball are installed in the spring eye, corresponding adjusting support is provided with steel ball in a plurality of and the spring eye and cooperates and realize the adjusting box and be connected the steel ball that the nose assembly pitching is positioned different amount bumping the hole.
Preferably, described adjusting support upper end portion also is provided with an angle banking stop, and corresponding adjusting box is provided with the angle banking stop of regulating support and cooperates the limiting stopper that limits the adjusting box and be connected nose assembly luffing angle scope.
The beneficial effects of the utility model are:
In the cavity groove of the utility model adjusting box torsion spring is housed, the torsion spring free end limits by the position-limitting mouth of cavity groove lower limb, and by screw rod with regulate support torsion spring is fixedly mounted, auxiliary torsion is provided when regulating the box pitch regulation, simple in structure, easy assembling, and convenient disassembly, spacing adjusting reliability height.
[description of drawings]
Fig. 1 is a blast structural representation of the present utility model;
Fig. 2 is that the utility model is regulated box and torsion spring, regulated support relative position relation figure;
Fig. 3 is that the utility model is regulated box and torsion spring, regulated the support assembling relationship figure;
Fig. 4 is a perspective view of the present utility model.
[embodiment]
A kind of nose assembly regulation structure of electric fan, as shown in Figures 1 to 4, this nose assembly regulation structure comprises nose assembly 1, regulates box 2, regulates support 3 and support 4, the nose assembly axle 1a of nose assembly 1 underpart is rotatable to be inserted in the nose assembly axis hole 2a that regulates box 2, but regulate box 2 and nose assembly 1 pitch regulation that connects be installed on support 4 upper end portions; On adjusting box 2, be provided with it is installed on the screw vent 20 of support 4 upper end portions by screw rod 5 and nut 6, regulate the cavity groove 7 that is shaped around the screw vent 20 of box 2, and form the rotating shaft 200 concentric in screw vent 20 outsides at cavity groove 7 centers with screw vent 20; Be equipped with one at cavity groove 7 and be sheathed on the torsion spring 8 that auxiliary torsion is provided when being used to regulate box 2 pitch regulation in screw vent 20 outside rotating shafts 200, offer on the adjusting box 2 of cavity groove 7 lower limbs and limit torsion spring 8 free-ended position-limitting mouths 70, described torsion spring 8 is fixedly installed in the cavity groove 7 of regulating box 2 by screw rod 5 and adjusting support 3; Also be provided with a spring eye 21 in the underpart of regulating box 2, spring 9 and steel ball 10 are installed in the spring eye 21, and corresponding adjusting support 3 is provided with steel ball 10 in a plurality of and the spring eye 21 and cooperates and realize adjusting boxes 2 and be connected the steel ball that nose assembly 1 pitching is positioned different amount bumping hole 30.
As shown in Figure 1 to Figure 3, regulate support 3 upper end portions and also be provided with an angle banking stop 31, corresponding adjusting box 2 is provided with the angle banking stop 31 of regulating support 3 and cooperates the limiting stopper 22 that limits adjusting box 2 and be connected nose assembly 1 luffing angle scope.
During installation, can be earlier spring 9 and steel ball 10 be fitted into the spring eye 21 of regulating box 2 underparts, after the assembling, some gives prominence to steel ball 10 outside spring eye 21; Then, torsion spring 8 is encased in the cavity groove 7 of regulating box 2, and is fastened by the position-limitting mouth 70 on the cavity groove 7 lower limbs adjusting box 2, can not eject cavity groove 7; Then, to regulate support 3 and overlap the above-mentioned load module of packing into, screw rod 5 passes screw vent 20 and links together by nut 6, like this, regulating box 2 just can axially rotate around screw rod 5, realizing regulating box 2 and connecting nose assembly 1 is the luffing angle adjusting of pedestal with adjusting support 3, and realizes auxiliary torsion by torsion spring 8.
In the process of regulating, snap onto adjusting support 3 different steel balls by steel ball 10 projections in the adjusting box 2 underpart spring eyes 21 and bump 30 the insides, hole, carry out the spacing of different luffing angles, when spacing angle changes, steel ball 10 bumps between the hole 30 at steel ball and rolls, rolling process also can send the sound of rattling away, and allows the people experience spacing variation.When angle adjustment when setting maximum luffing angle value, regulate angle banking stop 31 on the support 3 and be conditioned the limiting stopper 22 that is provided with on the box 2 and stop, can not rotate again, realize that angle regulates in the value range of setting.
The above embodiment for preferred embodiment of the present utility model, is not to limit practical range of the present utility model with this just, and the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by in the protection domain of the present utility model.
Claims (2)
1. the nose assembly regulation structure of an electric fan, this nose assembly regulation structure comprises nose assembly, regulates box, regulates support and support, the nose assembly axle of nose assembly underpart is rotatable to be inserted in the nose assembly axis hole of regulating box, but regulate box and connection thereof the nose assembly pitch regulation be installed on the support upper end portion; It is characterized in that:
On the adjusting box, be provided with it is installed on the screw vent of support upper end portion by screw rod and nut, the cavity groove that is shaped around the screw vent of adjusting box, and outside the screw vent of cavity groove center, form the rotating shaft concentric with screw vent; Be equipped with one at the cavity groove and be sheathed on the torsion spring that auxiliary torsion is provided when being used to regulate the box pitch regulation in the screw vent outside rotating shaft, offer on the adjusting box of cavity groove lower limb and limit the free-ended position-limitting mouth of torsion spring, described torsion spring is fixedly installed in the cavity groove of regulating box by screw rod and adjusting support;
Also be provided with a spring eye in the underpart of regulating box, spring and steel ball are installed in the spring eye, corresponding adjusting support is provided with steel ball in a plurality of and the spring eye and cooperates and realize the adjusting box and be connected the steel ball that the nose assembly pitching is positioned different amount bumping the hole.
2. the nose assembly regulation structure of a kind of electric fan according to claim 1, it is characterized in that, described adjusting support upper end portion also is provided with an angle banking stop, and corresponding adjusting box is provided with the angle banking stop of regulating support and cooperates the limiting stopper that limits the adjusting box and be connected nose assembly luffing angle scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220717341 CN203098339U (en) | 2012-12-21 | 2012-12-21 | Head assembly adjusting structure of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220717341 CN203098339U (en) | 2012-12-21 | 2012-12-21 | Head assembly adjusting structure of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203098339U true CN203098339U (en) | 2013-07-31 |
Family
ID=48849747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220717341 Expired - Lifetime CN203098339U (en) | 2012-12-21 | 2012-12-21 | Head assembly adjusting structure of electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203098339U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454618A (en) * | 2013-09-16 | 2015-03-25 | 珠海格力电器股份有限公司 | Rotatable folding structure and electric fan |
| CN104632668A (en) * | 2014-12-16 | 2015-05-20 | 珠海格力电器股份有限公司 | Electric fan |
| CN104776063A (en) * | 2015-04-29 | 2015-07-15 | 广东美的环境电器制造有限公司 | Electric fan connector assembly and electric fan thereof |
| CN105370628A (en) * | 2015-12-01 | 2016-03-02 | 珠海格力电器股份有限公司 | Fan with cooling device |
| CN108412795A (en) * | 2018-05-14 | 2018-08-17 | 广东美的环境电器制造有限公司 | Head section mechanism and household electrical appliance |
| CN108443199A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
| CN108443197A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
| CN108443198A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Driving mechanism, head section mechanism and fan |
| CN108443200A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
-
2012
- 2012-12-21 CN CN 201220717341 patent/CN203098339U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104454618A (en) * | 2013-09-16 | 2015-03-25 | 珠海格力电器股份有限公司 | Rotatable folding structure and electric fan |
| CN104632668A (en) * | 2014-12-16 | 2015-05-20 | 珠海格力电器股份有限公司 | Electric fan |
| CN104776063A (en) * | 2015-04-29 | 2015-07-15 | 广东美的环境电器制造有限公司 | Electric fan connector assembly and electric fan thereof |
| CN104776063B (en) * | 2015-04-29 | 2017-07-28 | 广东美的环境电器制造有限公司 | Electric fan connector component and its electric fan |
| CN105370628A (en) * | 2015-12-01 | 2016-03-02 | 珠海格力电器股份有限公司 | Fan with cooling device |
| CN108443199A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
| CN108412795A (en) * | 2018-05-14 | 2018-08-17 | 广东美的环境电器制造有限公司 | Head section mechanism and household electrical appliance |
| CN108443197A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
| CN108443198A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Driving mechanism, head section mechanism and fan |
| CN108443200A (en) * | 2018-05-14 | 2018-08-24 | 广东美的环境电器制造有限公司 | Tilting component, head section mechanism and household electrical appliance |
| CN108443198B (en) * | 2018-05-14 | 2023-10-31 | 广东美的环境电器制造有限公司 | Driving mechanism, machine head mechanism and fan |
| CN108443197B (en) * | 2018-05-14 | 2023-10-31 | 广东美的环境电器制造有限公司 | Pitching assembly, machine head mechanism and household appliance |
| CN108443199B (en) * | 2018-05-14 | 2023-10-31 | 广东美的环境电器制造有限公司 | Pitching assembly, machine head mechanism and household appliance |
| CN108412795B (en) * | 2018-05-14 | 2023-11-28 | 广东美的环境电器制造有限公司 | Machine head mechanism and household appliance |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |