CN215256942U - Stepless regulation structure for pitch angle of electric fan - Google Patents
Stepless regulation structure for pitch angle of electric fan Download PDFInfo
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- CN215256942U CN215256942U CN202121255095.3U CN202121255095U CN215256942U CN 215256942 U CN215256942 U CN 215256942U CN 202121255095 U CN202121255095 U CN 202121255095U CN 215256942 U CN215256942 U CN 215256942U
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Abstract
The utility model is suitable for an electric fan technical field provides an electric fan angle of pitch infinitely variable control structure, include: the front end surface of the first mounting plate is provided with a first adjusting block, and the rear end of the first adjusting block is connected with an adjusting mechanism playing a role in adjusting; the mounting wheel is arranged on the rear side of the first mounting plate, mounting shafts are fixedly connected to the front end face and the rear end face of the mounting wheel, and a second mounting plate which plays a limiting role is arranged on the rear side of the mounting wheel; the connecting seat is fixedly connected to the upper end of the mounting wheel; the connecting groove is formed in the front end face of the mounting wheel, and a limiting ejector rod with a limiting effect is connected inside the connecting groove. This electric fan pitch angle infinitely variable control structure conveniently carries out effectual spacing and fixed to adjustment mechanism, avoids the fan head to produce not hard up, has solved the comparatively complicated problem of current electric fan pitch angle infinitely variable control structure.
Description
Technical Field
The utility model belongs to the technical field of the electric fan, especially, relate to an electric fan angle of pitch infinitely variable control structure.
Background
The fan mainly comprises a fan head, blades, a mesh enclosure, a control device and other parts, wherein the fan head comprises a motor, a front end cover, a rear end cover, a head-shaking air supply mechanism and the like, and the air supply angle of the electric fan can be changed through a pitch angle adjusting structure;
for example, chinese patent No. CN211009223U discloses an electric fan pitch angle adjusting mechanism, which includes: a connector; the connector is matched with the upright column pipe; the two gear pieces are symmetrically arranged in the connector; the two gear piece springs are arranged in the connector and are positioned in the connector; the plastic gear is arranged in the upright tube and is meshed with the two gear sheets; the bolt penetrates through the connector and the upright column pipe; and the nut is sleeved on the outer side of the bolt in a threaded manner. The utility model provides an electric fan every single move angle adjustment mechanism has that the angular positioning scope is big, the location angle is peripheral adjustable, can realize that the angle is anodeless when fixing a position, every single move operation not have abnormal sound, feel good, the assembly is simple, the reliable-lived advantage.
However, the above prior art solutions have the following drawbacks: it is difficult to carry out effectual spacing and fixed to adjustment mechanism, leads to the fan head to produce easily not hard up, and adjusts the structure comparatively complicacy, and then has certain use defect, consequently, we provide an electric fan pitch angle infinitely variable control structure to in solving the above-mentioned problem of proposing.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric fan pitch angle infinitely variable control structure aims at solving present electric fan infinitely variable control structure and is difficult to carry out effectual spacing and fixed to adjustment mechanism, leads to the fan head to produce easily not hard up, and adjusts the comparatively complicated problem of structure.
The utility model discloses a realize like this, an electric fan angle of pitch infinitely variable control structure, include:
the front end surface of the first mounting plate is provided with a first adjusting block, a second adjusting block is arranged below the first adjusting block, the lower end of the first mounting plate is fixedly connected with a supporting vertical seat which plays a supporting role, and the rear end of the first adjusting block is connected with an adjusting mechanism which plays an adjusting role;
the mounting wheel is arranged on the rear side of the first mounting plate, the front end face and the rear end face of the mounting wheel are fixedly connected with a mounting shaft, the outer surface of the mounting shaft is rotatably connected with a support sleeve, the rear side of the mounting wheel is provided with a second mounting plate which plays a limiting role, and the second mounting plate and the first mounting plate are symmetrically arranged in the front and back direction of the central line of the mounting wheel;
the connecting seat is fixedly connected to the upper end of the mounting wheel;
the connecting groove is formed in the front end face of the mounting wheel, and a limiting ejector rod with a limiting effect is connected inside the connecting groove.
Adopt above-mentioned technical scheme, play limiting displacement to installation wheel and connecting seat through first mounting panel and second mounting panel, conveniently make the connecting seat rotate round the central line that supports the vertical seat, can adjust turned angle through adjustment mechanism and first regulating block, through the fixed mounting wheel of being convenient for of second regulating block and spacing ejector pin, the installation axle plays the effect of supporting connection first mounting panel, second mounting panel and installation wheel with supporting the cover.
As the preferred technical scheme of the utility model, the adjusting mechanism comprises a joint rod, a joint wheel and a joint pin, the outer surface of the rear end of the joint rod is provided with the joint wheel, and the upper end of the joint wheel is connected with the joint pin;
adopt above-mentioned technical scheme, rotate adjustment mechanism through first regulating block and can drive installation wheel and connecting seat and rotate.
As the preferred technical proposal of the utility model, the longitudinal section of the joint rod is arranged in a cross shape, and the joint rod and the first mounting plate form a rotary connection;
by adopting the technical scheme, the connecting rod plays a role in limiting the adjusting mechanism and driving the connecting wheel to rotate.
As a preferred technical solution of the present invention, the engaging pin is fixedly disposed on the front end surface of the mounting wheel, and the engaging pin is disposed at an equal angle with respect to the center line of the mounting wheel, and the engaging pin and the engaging wheel are engaged;
by adopting the technical scheme, the connecting pin is meshed and connected with the connecting wheel, so that the connecting wheel drives the mounting wheel and the connecting seat to rotate, and the pitch angle of the connecting seat is changed.
As a preferred technical scheme of the utility model, the limiting ejector rod is fixedly connected with the second adjusting block, and the connecting mode between the limiting ejector rod and the first mounting plate is threaded connection;
by adopting the technical scheme, the second adjusting block is rotated to drive the limiting ejector rod to rotate in the first mounting plate, so that the connection relation between the limiting ejector rod and the connecting groove is conveniently changed.
As the preferred technical proposal of the utility model, the longitudinal section of the connecting groove is arc-shaped, and the connecting groove and the limit mandril form a clamping connection and play the role of limiting the installation wheel;
by adopting the technical scheme, the connecting groove is compressed by the limiting ejector rod, so that the mounting wheel is fixed conveniently.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an electric fan pitch angle infinitely variable control structure conveniently carries out effectual spacing and fixed to adjustment mechanism, avoids the fan head to produce not hard up, has solved the comparatively complicated problem of current electric fan pitch angle infinitely variable control structure.
1. The adjusting mechanism is provided with a first mounting plate, a limiting ejector rod and a second adjusting block, the first mounting plate, the limiting ejector rod and the second adjusting block are connected with the limiting ejector rod in a clamping manner through a connecting groove, the second adjusting block is rotated to drive the limiting ejector rod to rotate in the first mounting plate, the connecting groove can be compressed through backward movement of the limiting ejector rod, the mounting wheel and the connecting seat can be fixed, and effective limiting and fixing of the adjusting mechanism are facilitated;
2. the fan head limiting device is provided with a first mounting plate, a second mounting plate and a support sleeve, wherein the second mounting plate is arranged on the rear side of the mounting wheel, the second mounting plate and the first mounting plate are symmetrically arranged in front and back directions relative to the center line of the mounting wheel, and the first mounting plate and the second mounting plate are rotatably connected with the connecting seat to limit the connecting seat and prevent the fan head from loosening;
3. the connecting rod is driven to rotate by manually rotating the first adjusting block, and then the connecting pin is driven to rotate by the connecting wheel;
drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;
fig. 4 is an enlarged schematic structural diagram of the point B in fig. 2 according to the present invention.
In the figure: the device comprises a first mounting plate 1, a support vertical seat 2, a mounting wheel 3, a connecting seat 4, a mounting shaft 5, a support sleeve 6, an adjusting mechanism 7, an engaging rod 701, an engaging wheel 702, an engaging pin 703, a limit ejector rod 8, a connecting groove 9, a second mounting plate 10, a first adjusting block 11 and a second adjusting block 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, the present invention provides a stepless pitch angle adjusting structure for an electric fan, which comprises: an electric fan pitch angle stepless regulation structure comprises: the front end face of the first mounting plate 1 is provided with a first adjusting block 11, a second adjusting block 12 is arranged below the first adjusting block 11, the lower end of the first mounting plate 1 is fixedly connected with a supporting vertical seat 2 playing a supporting role, the rear end of the first adjusting block 11 is connected with an adjusting mechanism 7 playing a regulating role, the rotating angle of the mounting wheel 3 can be adjusted through the adjusting mechanism 7 and the first adjusting block 11, the mounting wheel 3 is arranged on the rear side of the first mounting plate 1, the front end face and the rear end face of the mounting wheel 3 are both fixedly connected with a mounting shaft 5, the outer surface of the mounting shaft 5 is rotatably connected with a supporting sleeve 6, and the mounting shaft 5 and the supporting sleeve 6 play a role in supporting and connecting the first mounting plate 1, the second mounting plate 10 and the mounting wheel 3;
the rear side of the mounting wheel 3 is provided with a second mounting plate 10 with a limiting effect, the second mounting plate 10 and the first mounting plate 1 are symmetrically arranged in front and back of the central line of the mounting wheel 3, the connecting seat 4 is fixedly connected to the upper end of the mounting wheel 3, the mounting wheel 3 and the connecting seat 4 are limited by the first mounting plate 1 and the second mounting plate 10, the connecting seat 4 can conveniently rotate around the central line of the supporting vertical seat 2, the connecting groove 9 is formed in the front end face of the mounting wheel 3, a limiting ejector rod 8 with a limiting effect is connected inside the connecting groove 9, and the mounting wheel 3 can be conveniently fixed by the second adjusting block 12 and the limiting ejector rod 8;
when the communication cable winding device is used, firstly, the second adjusting block 12 is rotated anticlockwise, specifically, as shown in fig. 1 and fig. 2, as the limit ejector rod 8 is fixedly connected with the second adjusting block 12, the limit ejector rod 8 is in threaded connection with the first mounting plate 1, the connecting groove 9 is in clamping connection with the limit ejector rod 8, the second adjusting block 12 rotates to drive the limit ejector rod 8 to rotate anticlockwise in the first mounting plate 1, the limit ejector rod 8 moves forwards and is separated from the connecting groove 9, the mounting shaft 5 is in rotating connection with the support sleeve 6, the connecting seat 4 is manually held, and the first adjusting block 11 is rotated to adjust the pitch angle of the mounting wheel 3 and the connecting seat 4;
specifically, as shown in fig. 2, 3 and 4, an engaging wheel 702 is fixedly connected to the outer surface of an engaging rod 701, an engaging pin 703 is engaged and connected to the upper end of the engaging wheel 702, meanwhile, the engaging rod 701 and the first mounting plate 1 form a rotating connection, the engaging pin 703 is arranged at an equal angle with respect to the center line of the mounting wheel 3, the first adjusting block 11 is manually rotated to drive the engaging rod 701 to rotate, and then the engaging wheel 702 drives the engaging pin 703 to rotate, because the engaging pin 703 is fixedly arranged on the front end surface of the mounting wheel 3, the mounting wheel 3 and the connecting seat 4 rotate along with the engaging pin 703, and then the pitch angle of the connecting seat 4 is changed, which is the use method of the stepless pitch angle adjusting structure for the electric fan.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides an electric fan pitch angle infinitely variable control structure which characterized in that: the method comprises the following steps:
the front end surface of the first mounting plate is provided with a first adjusting block, a second adjusting block is arranged below the first adjusting block, the lower end of the first mounting plate is fixedly connected with a supporting vertical seat which plays a supporting role, and the rear end of the first adjusting block is connected with an adjusting mechanism which plays an adjusting role;
the mounting wheel is arranged on the rear side of the first mounting plate, the front end face and the rear end face of the mounting wheel are fixedly connected with a mounting shaft, the outer surface of the mounting shaft is rotatably connected with a support sleeve, the rear side of the mounting wheel is provided with a second mounting plate which plays a limiting role, and the second mounting plate and the first mounting plate are symmetrically arranged in the front and back direction of the central line of the mounting wheel;
the connecting seat is fixedly connected to the upper end of the mounting wheel;
the connecting groove is formed in the front end face of the mounting wheel, and a limiting ejector rod with a limiting effect is connected inside the connecting groove.
2. The stepless pitch angle adjusting structure of an electric fan as claimed in claim 1, wherein: the adjusting mechanism comprises a connecting rod, a connecting wheel and a connecting pin, the outer surface of the rear end of the connecting rod is provided with the connecting wheel, and the upper end of the connecting wheel is connected with the connecting pin.
3. The stepless pitch angle adjusting structure of an electric fan as claimed in claim 2, wherein: the longitudinal section of the connecting rod is arranged in a cross shape, and the connecting rod and the first mounting plate form rotary connection.
4. The stepless pitch angle adjusting structure of an electric fan as claimed in claim 2, wherein: the connecting pin is fixedly arranged on the front end face of the mounting wheel, the connecting pin is arranged at an equal angle relative to the central line of the mounting wheel, and the connecting pin and the connecting wheel form meshing connection.
5. The stepless pitch angle adjusting structure of an electric fan as claimed in claim 1, wherein: the limiting ejector rod is fixedly connected with the second adjusting block, and the limiting ejector rod is in threaded connection with the first mounting plate.
6. The stepless pitch angle adjusting structure of an electric fan as claimed in claim 1, wherein: the longitudinal section of spread groove is the arc setting, and spread groove and spacing ejector pin constitute the block and be connected and play the effect of spacing installation wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255095.3U CN215256942U (en) | 2021-06-07 | 2021-06-07 | Stepless regulation structure for pitch angle of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255095.3U CN215256942U (en) | 2021-06-07 | 2021-06-07 | Stepless regulation structure for pitch angle of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215256942U true CN215256942U (en) | 2021-12-21 |
Family
ID=79477028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121255095.3U Active CN215256942U (en) | 2021-06-07 | 2021-06-07 | Stepless regulation structure for pitch angle of electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215256942U (en) |
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2021
- 2021-06-07 CN CN202121255095.3U patent/CN215256942U/en active Active
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