CN211778154U - Up-down pitching mechanism of electric fan - Google Patents
Up-down pitching mechanism of electric fan Download PDFInfo
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- CN211778154U CN211778154U CN202020120606.XU CN202020120606U CN211778154U CN 211778154 U CN211778154 U CN 211778154U CN 202020120606 U CN202020120606 U CN 202020120606U CN 211778154 U CN211778154 U CN 211778154U
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Abstract
The utility model discloses an upward and downward pitching mechanism of an electric fan, which comprises a fan head, a protective cover, a mounting plate, a support column and a base, wherein the support column is fixedly arranged on the upper surface of the base; through the design torsional spring, through the dead weight of torsional spring balance fan head, realize the spacing fixed to the fan head through the location marble, grip and rotate the inclination that the fan head can quick adjustment electric fan, loose hand can automatic fixed, traditional electric fan compares, adjusts convenient operation, and location marble wearing and tearing are less, extension equipment life, and simple structure, and is with low costs, easily production equipment.
Description
Technical Field
The utility model belongs to the technical field of the air fan, concretely relates to upward and downward pitching mechanism of electric fan.
Background
The air fan stirs air to form convection circulation for indoor air, and its main structure includes driving motor, turbine fan, flow guiding grid and cylinder shell.
The existing air fan has the problems that the heads of similar products are fastened by screws and are positioned by springs and steel balls, and the center of gravity of the head of the air fan is closer to the front part, so that the heads of the similar products are loosened gradually after being shaken up and down manually for many times, and poor positioning is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mechanism of bowing upward and downward of electric fan to solve the current air fan that proposes in the above-mentioned background art, there is the manual head of bowing of like product and leans on the screw fastening, add spring and steel ball location again, because the product head focus of air fan relatively leans on the front portion, manual pitching up and down of many times can relax gradually after shaking, leads to the problem of not good location.
In order to achieve the above object, the utility model provides a following technical scheme: an upward and downward pitching mechanism of an electric fan comprises a fan head, a protective cover, a mounting plate, a support column and a base, wherein the support column is fixedly arranged on the upper surface of the base, the mounting plate is fixedly arranged on the upper end of the support column, two fixing plates are fixedly arranged on the upper end of the mounting plate, a rotating rod is fixedly arranged between the two fixing plates, the outer surface of the rotating rod is sleeved with a torsional spring, a connecting block and a positioning iron sheet, the positioning iron sheet is fixedly connected with the rotating rod, the torsional spring and the connecting block are both rotatably connected with the rotating rod, the fan head is fixedly connected with the connecting block, the outer surface of the positioning iron sheet is provided with positioning holes which are uniformly distributed at intervals, one end of the torsional spring is embedded into the positioning hole, the other end of the torsional spring is embedded into the connecting block, the outer surface of the connecting block is embedded, the positioning marble is matched with the positioning hole.
Preferably, the positioning iron sheet is an incomplete ring, a groove is formed in the inner surface of the fixing plate, and the positioning iron sheet is embedded in the groove.
Preferably, the end of the positioning marble is provided with a conical surface.
Preferably, the outer surface of the protective cover is provided with a grating screen plate, and the protective cover is screwed and fixed with the fan head through threads.
Preferably, the upper surface of support column is fixed and is provided with the external screw thread post, the internal thread groove has been seted up to the lower surface of mounting panel, the support column closes fixedly with the mounting panel through the screw thread soon.
Preferably, the mounting plate is of an arc-shaped structure, and a limiting elastic sheet is fixedly arranged at the upper end of the outer surface of the mounting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the design torsional spring, through the dead weight of torsional spring balance fan head, realize the spacing fixed to the fan head through the location marble, grip and rotate the inclination that the fan head can quick adjustment electric fan, loose hand can automatic fixed, traditional electric fan compares, adjusts convenient operation, and location marble wearing and tearing are less, extension equipment life, and simple structure, and is with low costs, easily production equipment.
(2) Through the design recess, be convenient for fix a position the iron sheet and fix firmly, set up the circular conical surface, be convenient for fix a position the cooperation of marble and locating hole, set up the protection casing, protect the air intake of fan head, set up external screw thread post and internal thread groove, the dismouting transport of the equipment of being convenient for sets up spacing shell fragment, the turned angle of restriction fan head.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure between the mounting plate and the supporting pillar of the present invention;
fig. 3 is a side view of the mounting plate of the present invention;
FIG. 4 is a front view of the torsion spring and the positioning iron sheet of the present invention;
FIG. 5 is a side view of the torsion spring and the positioning iron plate of the present invention;
FIG. 6 is a wiring diagram of the present invention;
in the figure: 1. a fan head; 2. a protective cover; 3. mounting a plate; 4. a support pillar; 5. a base; 6. a fixing plate; 7. a torsion spring; 8. a rotating rod; 9. connecting blocks; 10. positioning the iron sheet; 11. positioning the marble; 12. a slide bar; 13. a return spring; 14. positioning holes; 15. spacing shell fragment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides a technical solution: an upward and downward pitching mechanism of an electric fan comprises a fan head 1, a protective cover 2, a mounting plate 3, a supporting column 4 and a base 5, wherein the supporting column 4 is fixedly arranged on the upper surface of the base 5, the mounting plate 3 is fixedly arranged on the upper end of the supporting column 4, two fixing plates 6 are welded and fixed on the upper end of the mounting plate 3, a rotating rod 8 is fixedly arranged between the two fixing plates 6, a torsion spring 7 is sleeved on the outer surface of the rotating rod 8, a connecting block 9 and a positioning iron sheet 10 are fixedly connected with the rotating rod 8, the torsion spring 7 and the connecting block 9 are both rotatably connected with the rotating rod 8, the fan head 1 is fixedly connected with the connecting block 9 through screws, positioning holes 14 which are uniformly distributed at intervals are formed in the outer surface of the positioning iron sheet 10, one end of the torsion spring 7 is embedded into the positioning hole 14, the other end of the torsion spring is embedded into the connecting block 9, and the fixed location marble 11 that is provided with of end portion that stretches out, slide bar 12 is solid as an organic whole with location marble 11, location marble 11 cooperatees with locating hole 14, through the dead weight of torsional spring 7 balanced fan head 1, in the while location marble 11 imbeds locating hole 14, realize the spacing fixed to fan head 1, grip and rotate fan head 1 and can control the angle of inclination of fan head 1, the pine hand can automatic fixation, compare traditional electric fan, it is convenient to adjust, moreover, the steam generator is simple in structure, easy manufacturing.
In this embodiment, location iron sheet 10 is incomplete ring, and the internal surface of fixed plate 6 is seted up flutedly, and location iron sheet 10 embedding sets up in the recess, sets up the recess, is convenient for fix the stability with location iron sheet 10.
In this embodiment, the end of the positioning marble 11 is set to be a conical surface, and the conical surface is set, so that the positioning marble 11 can slide out of the positioning hole 14 after a certain external force is applied, and the positioning marble 11 can be conveniently embedded into the positioning hole 14.
In this embodiment, the surface of protection casing 2 is provided with the grid otter board, and protection casing 2 closes fixedly through the screw soon with fan head 1, sets up protection casing 2, protects the air intake of fan head 1.
In this embodiment, the fixed surface of support column 4 is provided with the external screw thread post, and the internal thread groove has been seted up to the lower surface of mounting panel 3, and support column 4 closes fixedly through the screw thread soon with mounting panel 3, sets up external screw thread post and internal thread groove, the dismouting transport of mounting panel 3 and support column 4 of being convenient for.
In this embodiment, mounting panel 3 is the arc structure, and the surface upper end of mounting panel 3 is provided with spacing shell fragment 15 through the screw fixation, sets up spacing shell fragment 15, carries on spacingly to the turned angle of fan head 1.
The utility model discloses a theory of operation and use flow: through setting up the torsional spring 7, through the dead weight of torsional spring 7 balance fan head 1, fix marble 11 and imbed in the locating hole 14 at the same time, realize the spacing fixed to fan head 1, when needing to adjust the inclination of fan head 1, hold and rotate fan head 1, fix marble 11 and locate hole 14 on the iron sheet 10 and slip and sticis under the exogenic action, slide bar 12 slips and imbeds in the connecting block 9, reset spring 13 is compressed, make and fix marble 11 and slip out from locating hole 14, then fan head 1 drives connecting block 9 and rotates around bull stick 8 in order to change inclination, loose one's hand after it moves to the appointed angle, fix marble 11 and imbed in locating hole 14 again under the influence of reset spring 13, realize the spacing fixed to fan head 1, compare traditional electric fan, the regulation of this electric fan is more simple and convenient, the weight of fan head 1 is balanced by torsional spring 7, effectively prevent that gravity too big from leading to the faster problem of 11 wearing and tearing of location marble, and simple structure, it is with low costs, easily production manufacturing, it is fixed with the cooperation between each part to utilize, has guaranteed the manual easy operation of pitching promptly, has also guaranteed the firmness of product structure, prolongs the life-span that the consumer used the product, avoids the function failure of pitching from top to bottom.
Through setting up the recess, be convenient for fix a position iron sheet 10 firmly, set up the circular conical surface, ensure to exert certain external force after location marble 11 can follow roll-off in the locating hole 14, be convenient for simultaneously in location marble 11 imbeds the locating hole 14, set up protection casing 2, protect the air intake of fan head 1, improve the safety protection performance of electric fan, set up external screw thread post and internal thread groove, quick assembly disassembly mounting panel 3 and support column 4 are convenient for, convenient transport, set up spacing shell fragment 15, carry on spacingly to the turned angle of fan head 1, avoid excessively rotating to lead to location marble 11 to break away from on location iron sheet 10.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an electric fan's upward and downward pitching mechanism, includes fan head (1), protection casing (2), mounting panel (3), support column (4) and base (5), support column (4) fixed mounting is at the upper surface of base (5), mounting panel (3) fixed mounting is in the upper end of support column (4), its characterized in that: the fixed two fixed plates (6) that are provided with in upper end of mounting panel (3), fixed mounting has bull stick (8) between two fixed plates (6), the surface cover of bull stick (8) is equipped with torsional spring (7), connecting block (9) and location iron sheet (10), location iron sheet (10) and bull stick (8) fixed connection, torsional spring (7) and connecting block (9) all rotate with bull stick (8) and are connected, and fan head (1) and connecting block (9) fixed connection, even interval distribution's locating hole (14) are seted up to the surface of location iron sheet (10), in the one end embedding locating hole (14) of torsional spring (7), in other end embedding connecting block (9), the surface sliding embedding of connecting block (9) has slide bar (12), the end surface cover that stretches out of slide bar (12) is equipped with reset spring (13), and the end part of the extending end is fixedly provided with a positioning marble (11), and the positioning marble (11) is matched with the positioning hole (14).
2. The mechanism of claim 1, wherein: the positioning iron sheet (10) is an incomplete ring, a groove is formed in the inner surface of the fixing plate (6), and the positioning iron sheet (10) is embedded in the groove.
3. The mechanism of claim 1, wherein: the end part of the positioning marble (11) is arranged to be a conical surface.
4. The mechanism of claim 1, wherein: the outer surface of the protective cover (2) is provided with a grid screen plate, and the protective cover (2) is screwed and fixed with the fan head (1) through threads.
5. The mechanism of claim 1, wherein: the upper surface of support column (4) is fixed and is provided with the external screw thread post, the internal thread groove has been seted up to the lower surface of mounting panel (3), support column (4) close fixedly with mounting panel (3) soon through the screw thread.
6. The mechanism of claim 1, wherein: the mounting plate (3) is of an arc-shaped structure, and a limiting elastic sheet (15) is fixedly arranged at the upper end of the outer surface of the mounting plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120606.XU CN211778154U (en) | 2020-01-19 | 2020-01-19 | Up-down pitching mechanism of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020120606.XU CN211778154U (en) | 2020-01-19 | 2020-01-19 | Up-down pitching mechanism of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778154U true CN211778154U (en) | 2020-10-27 |
Family
ID=72894574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020120606.XU Active CN211778154U (en) | 2020-01-19 | 2020-01-19 | Up-down pitching mechanism of electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778154U (en) |
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2020
- 2020-01-19 CN CN202020120606.XU patent/CN211778154U/en active Active
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