CN112833042A - Termination, fan subassembly and air conditioner - Google Patents
Termination, fan subassembly and air conditioner Download PDFInfo
- Publication number
- CN112833042A CN112833042A CN202110301486.2A CN202110301486A CN112833042A CN 112833042 A CN112833042 A CN 112833042A CN 202110301486 A CN202110301486 A CN 202110301486A CN 112833042 A CN112833042 A CN 112833042A
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- cover
- cover body
- winding post
- cable
- wiring
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- 238000004804 winding Methods 0.000 claims abstract description 41
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
Abstract
The invention relates to a wiring device, a fan assembly and an air conditioner, wherein the wiring device comprises: the first cover body (4) is provided with a first wire passing hole (11); a winding post (10) provided on the first cover (4) and configured to allow a cable (17) passing through the first wire passing hole (11) to be wound therearound; the second cover body (2) is arranged at one end, far away from the first cover body (4), of the winding post (10) in a covering mode and is configured to rotate relative to the first cover body (4) by taking the axis of the winding post (10) as a rotation axis, a second wire passing hole (6) is formed in the second cover body (2), the second wire passing hole (6) is configured to allow a cable (17) wound on the winding post (10) to penetrate out of the wiring device through the second wire passing hole, and the problem that the cable connected with an electric component in the rotation process of the electric component is prone to abrasion in the related art is solved.
Description
Technical Field
The invention relates to the field of refrigeration equipment, in particular to a wiring device, a fan assembly and an air conditioner.
Background
The traditional indoor air conditioner can only realize one-way air outlet, the fan inside the traditional indoor air conditioner is fixed, but in some places, due to the requirement of functions, the two-way flow of air flow is realized, and the realization of different air outlet air flows of the same unit through the integral rotation of the fan is a better method; but the fan inside often is equipped with the motor, and the fan rotates the rotation that drives the motor, because the motor is connecting the motor line and leading to the motor line also to follow the rotation, the motor line is through long-time rotational friction, produces the friction easily between the wire rod, (there is the protection skin the wire rod general outside, has stranded wire in, the wire also can probably keep in protection skin or varnished layer), especially if the center of rotation is concentric (being close) with the wire rod center, then can lead to taking place the friction between the wire in the wire rod, and then lead to short circuit or fracture between the wire. If the fan stretches out the motor line end for a short time, the torsional moment is very big to increase the rotatory resistance of fan, can lead to the fan to be qualified for the next round of competitions deformation, deformation further leads to the friction of fan inner conductor. Even pulling forces; this resistance exists causing the fan to turn harder. And the traditional solution is to set up conducting ring structure at the lower tip of fan, but these conducting ring structure structures are complicated, occupy the volume great, and the cost is higher relatively, is mainly used for the rotatory switching-over of overlength life fan to use.
Disclosure of Invention
The invention aims to provide a wiring device, a fan assembly and an air conditioner, which aim to solve the problem that a cable connected with an electric component in a rotating process is easy to wear in the related art.
According to an aspect of an embodiment of the present invention, there is provided a wiring device including:
the first cover body is provided with a first wire passing hole;
a winding post provided on the first cover body and configured to allow the cable passing through the first wire passing hole to be wound in a circumferential direction thereof;
the second cover body is arranged at one end, far away from the first cover body, of the winding post in a covering mode and is configured to rotate relative to the first cover body by taking the axis of the winding post as a rotation axis, and a second wire passing hole is formed in the second cover body and is configured to allow a cable wound on the winding post to pass through the wiring device through the second wire passing hole.
In some embodiments of the present invention, the,
the winding post is connected with the first cover body; or the like, or, alternatively,
the wrapping post is connected with the second cover body.
In some embodiments, the wiring device further comprises:
a first fixing member configured to fix a first position of the cable to the first cover;
and a second fixing member configured to fix a second position of the cable to the second cover.
In some embodiments, the first cover body includes a first base plate and a first protruding edge disposed on the first base plate, the first protruding edge is disposed outside the winding post and forms an annular groove with the winding post for accommodating the cable.
In some embodiments, the first wire passing hole is arranged on the first convex edge.
In some embodiments, the wiring device further includes a ball assembly disposed between the first cover and the second cover, the ball assembly including a ball in rolling engagement with both the first cover and the second cover.
In some embodiments, the spool is a cylindrical member and the ball assembly is disposed in an interior cavity of the spool.
In some embodiments, the ball assembly further comprises a ball bearing member, the bearing member including a mounting cavity adapted to receive the ball.
In some embodiments, the wiring device further comprises:
two first limiting parts are arranged at intervals in the circumferential direction of the rotating axis of the second cover body;
a second stopper member located between the two first stopper members in a circumferential direction of a rotation axis of the second lid body, and
one of the first limiting part and the second limiting part is arranged on the first cover body, and the other one is arranged on the second cover body.
In some embodiments of the present invention, the,
the first cover body comprises a first base plate and a first convex edge arranged on the first base plate;
the second cover body comprises a second base plate and a second convex edge arranged on the second base plate, and the second convex edge is sleeved outside the first convex edge.
In some embodiments of the present invention, the,
the first limiting part is arranged on the outer surface of the first convex edge; the second limiting part is arranged on the inner surface of the second convex edge.
According to another aspect of the present invention, there is also provided a fan assembly, comprising:
the above-mentioned junction device; and
the fan is connected with the second cover body and can rotate relative to the first cover body so as to adjust the orientation of the air outlet end of the fan.
According to another aspect of the invention, an air conditioner is also provided, and the air conditioner comprises the wiring device.
By applying the technical scheme of the invention, when the first cover body and the second cover body rotate relatively, the cable can be switched between a state of being tightly wound on the winding post and a state of being loosely wound on the periphery of the winding post, so that the cable is prevented from being damaged due to mutual friction with other parts or cables, and the normal work of electric devices is ensured.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings needed to be used in the description of the embodiments or the related art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a wiring device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a first cover of the wiring device according to the embodiment of the present invention from above;
FIG. 3 is a schematic view of a ball assembly of a wiring device according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a second cover of the wiring device according to the embodiment of the present invention from above;
fig. 5 is a schematic bottom view of a second cover of the wiring device according to the embodiment of the present invention;
FIG. 6 is a schematic structural diagram illustrating a first state of a wiring lug of an embodiment of the present invention; and
fig. 7 is a schematic structural view showing a first state of the wiring device of the embodiment of the present invention.
In the figure:
1. a screw; 2. a second cover body; 3. a ball assembly; 4. a first cover body; 5. a through hole; 6. a second wire passing hole; 7. a second fixing member; 8. a second limiting component; 9. a first limit member; 10. a winding post; 11. a first wire passing hole; 12. a columnar member; 13. a ball bearing; 14. a carrier member; 15. an annular groove; 16. a placing groove; 17. a cable.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the wire connecting device of the present embodiment includes a first cover 4, a winding post 10, and a second cover 2.
Wherein, the first cover 4 is provided with a first wire passing hole 11. The winding post 10 is provided on the first cover 4 and is configured to allow the cable 17 passing through the first wire passing hole 11 to be wound around the circumference thereof. The second cover body 2 covers one end of the winding post 10 far away from the first cover body 4 and is configured to rotate relative to the first cover body 4 by taking the axis of the winding post 10 as a rotation axis, a second wire passing hole 6 is arranged on the second cover body 2, and the second wire passing hole 6 is configured to allow a cable 17 wound on the winding post 10 to pass through the wiring device.
In the present embodiment, when the first cover 4 and the second cover 2 rotate relatively, the cable 17 can only be switched between a state of being tightly wound on the winding post 10 (as shown in fig. 7) and a state of being loosely wound around the outer periphery of the winding post 10 (as shown in fig. 6), which is beneficial to avoid the cable 17 from being damaged due to friction with other components or cables, and is beneficial to ensure the normal operation of the electric device.
In the present embodiment, the winding post 10 is fixedly connected to the first cover 4. In other embodiments, the winding post 10 is fixedly connected to the second cover 2.
The wiring device further comprises a first fixing part and a second fixing part 7. The first fixing member is configured to fix a first position of the cable 17 with the first cover. The second fixing member 7 is configured to fix the second position of the cable 17 to the second cover 2.
The first and second fixing parts 7 serve to define the length of the cable 17 within the junction device, preventing the cable from sliding relative to the junction device. The length of the cable 17 in the junction device is larger than the maximum distance between the first wire hole 11 and the second wire hole during the rotation. The length of the cable in the wiring device 17 should not be too large, and the excessive length of the cable 17 may cause the redundancy of the cable in the wiring device to be too much, so that the cable 17 may be damaged by friction during the relative rotation of the first cover 4 and the second cover 2.
The first cover 4 includes a first base plate and a first protruding edge disposed on the first base plate, the first protruding edge is disposed outside the wrapping post 10, and forms an annular groove 15 for accommodating the cable 17 with the wrapping post 10. The cable 17 is seated in the annular groove 15, and the annular groove 15 can play a role of guiding the cable 17 and also can prevent the cable 17 from rubbing against external components.
As shown in fig. 2, the first wire passing hole 11 is formed on the first protruding edge. In other embodiments, the first via hole 11 is disposed on the first substrate.
The wiring device further comprises a ball assembly 3 arranged between the first cover body 4 and the second cover body 2, and the ball assembly 3 comprises a ball 13 which is in rolling fit with the first cover body 4 and the second cover body 2.
The ball assembly 3 can enable the first cover body 4 and the second cover body 2 to rotate smoothly, so that friction between the first cover body 4 and the second cover body 2 can be reduced, and the service life of the wiring device can be prolonged.
The wire connecting device includes a plurality of balls 13 arranged side by side in the circumferential direction of the rotational axis of the second cover 2. Both ends of the ball 13 are respectively in sliding fit with the first lid 4 and the second lid 2, and are supported between the first lid 4 and the second lid 2, which is advantageous for preventing the first lid 4 and the second lid 2 from deviating from a parallel state.
The winding post 10 is a cylindrical member, and the ball assembly 3 is disposed in an inner cavity of the winding post 10. A column part 12 is also arranged in the inner cavity of the winding post 10, and the column part 12 is positioned in the middle of the winding post 10. The second cover body 2 is provided with a through hole 5, and the wiring device further comprises a screw 1, wherein the screw 1 penetrates through the through hole to be connected with the upper end of the columnar component 12 so as to connect the second cover body 2 and the first cover body 4 together.
The ball assembly 3 further comprises a ball bearing part 14, and the bearing part 14 comprises a mounting cavity matched with the ball 13. The carrier member 14 has a central hole through which the columnar member 12 is allowed to pass.
The shape of the carrier part 14 is adapted to the annular seating groove 16 between the cylindrical part 12 and the inner wall of the winding post 10. In some embodiments, the carrier 14 is secured in the seating slot 16.
The wiring device further comprises two first stop elements 9 and a second stop element 8. Two first limiting members 9 are provided at intervals in the circumferential direction of the rotation axis of the second lid body 2; the second stopper member 8 is located between the two first stopper members 9 in the circumferential direction of the rotation axis of the second lid body 2. One of the first stopper member 9 and the second stopper member 8 is provided on the first lid member 4, and the other is provided on the second lid member 2. The second stopper member 8 rotates about the rotation axis of the second lid 2 in the two first stopper members 9, thereby restricting the angle of rotation of the second lid 2 with respect to the first lid 4.
As shown in fig. 2, the first cover 4 includes a first substrate and a first protruding edge disposed on the first substrate. The first limiting part 9 is arranged on the outer surface of the first convex edge.
As shown in fig. 4 and 5, the second cover 2 includes a second base plate and a second convex edge disposed on the second base plate, and the second convex edge is disposed outside the first convex edge. The second limiting part 8 is arranged on the inner surface of the second convex edge.
In the wiring device of the embodiment, an annular groove 15 for accommodating a cable 17 is formed between the first cover 4 and the second cover 2, the cable 17 is embedded in the annular groove 15, and both ends of the cable 17 are fixed on the first cover 4 and the second cover 2 through the first fixing part and the second fixing part 7, respectively.
According to another aspect of the present invention, there is also provided a fan assembly, which includes the wiring device and a fan, the fan is connected to the second cover 2, and the fan is configured to rotate relative to the first cover 4 to adjust the orientation of the air outlet end of the fan. The first cover 4 is connected to a chassis for carrying a fan.
In the process that the fan rotates in order to adjust the orientation of the outlet end, the second cover body 2 rotates together with the fan, and in the process that the fan rotates, a cable on the wrapping column 10 is wound up or unwound.
As shown in fig. 1 and 2, the wire connecting device is mainly composed of a first cover 4, a ball assembly 3, and a second cover 2. Before assembling the three parts together, the cable 17 is installed in the annular groove 15; then the ball assembly 3 is mounted in the mounting groove 16 inside the winding post 10; then, the second cover 2 is placed over the winding post 10 with the through hole 5 of the second cover 2 aligned with the columnar member 12, and finally the screw 1 is connected to the columnar member 12 through the through hole 5. The ball assembly 3 can reduce friction between the first cover 4 and the second cover 2. The columnar member 12 is higher than the second cover 2 to prevent the second cover 2 from being fixed after the screw 1 is fixed to the columnar member 12, which is advantageous to ensure smooth rotation of the second cover 2 with respect to the first cover 4.
As shown in fig. 3, the ball assembly 3 includes a plurality of balls 13 arranged in a circumferential direction of the rotation axis of the second cover 2 and a bearing member 14 for mounting the balls. The carrier part 14 has a receiving space adapted to the balls 13, which are rotatably arranged in the receiving space.
As shown in fig. 6, which is an initial position of fan installation, when wires are pre-buried, one end of the wire clamp (a fixing component for fixing cables) is installed at the first wire passing hole 11 of the first cover 4, the wires are wound around the circumference according to an arrow on the first cover 4, and then are led out from the second wire passing hole 6 of the second cover 2, and the other end of the wire clamp (the second fixing component 7) is installed at the wire fixing device of the second cover 2.
Since the cable 17 in the annular groove 15 is of a fixed length, the length of the cable 17 is determined by the first and second fixing parts 7. The first fixing part is arranged on the first cover body 4, the second fixing part 7 is arranged on the second cover body 2, so that the cable 17 can only be led out around the winding post 10 in the pre-installation process, and the limiting part on the second cover body 2 is contacted with the first limiting part 9 on the right side in the figure 6 for limiting.
When the fan is rotatory in order to adjust the air-out direction, the second lid 2 drives the one end of cable and rotates towards anticlockwise, contacts with left first spacing part 9 when the second spacing part, arrives the target position promptly, and the fan stall (as figure 7), and the action of receiving the line is accomplished to the motor line at this stage. Similarly, the direction of the fan needs to be changed, the second cover body 2 rotates clockwise, the second limiting part 8 collides with the first limiting part 9 on the left side to stop rotating, and the paying-off action is completed at the stage, so that the rotation of the fan is controlled through the circulating action.
The wiring device of the embodiment has the following beneficial effects:
1. the cost is relatively low, and the practicability is strong;
2. the operation of the mechanism can be realized in a lower space, and the space is saved;
3. the wire rod in the mechanism is longer, the free space is large, and the wire rod friction is not easy to occur;
according to another aspect of the invention, an air conditioner is also provided, which comprises the wiring device.
The present invention is not limited to the above exemplary embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A wiring device, comprising:
the first cover body (4) is provided with a first wire passing hole (11);
a winding post (10) provided on the first cover (4) and configured to allow a cable (17) passing through the first wire passing hole (11) to be wound therearound;
the second cover body (2) is arranged at one end, far away from the first cover body (4), of the winding post (10) in a covering mode and is configured to rotate relative to the first cover body (4) by taking the axis of the winding post (10) as a rotation axis, a second wire passing hole (6) is formed in the second cover body (2), and the second wire passing hole (6) is configured to allow a cable (17) wound on the winding post (10) to pass through the wiring device.
2. The wiring lug of claim 1,
the winding post (10) is connected with the first cover body (4); or the like, or, alternatively,
the winding post (10) is connected with the second cover body (2).
3. The wiring lug of claim 1, further comprising:
a first fixing member configured to fix a first position of the cable (17) with the first cover;
a second fixing member (7) configured to fix a second position of the cable (17) to the second cover (2).
4. The wiring device according to claim 1, wherein the first cover (4) comprises a first base plate and a first protruding edge arranged on the first base plate, the first protruding edge is sleeved outside the winding post (10) and forms an annular groove with the winding post (10) for accommodating the cable (17).
5. A wiring device according to claim 4, characterized in that the first wiring hole (11) is provided on the first ledge.
6. The wiring lug according to claim 1, further comprising a ball assembly (3) disposed between the first cover (4) and the second cover (2), the ball assembly (3) including a ball (13) in rolling engagement with both the first cover (4) and the second cover (2).
7. The wiring lug according to claim 6, wherein the winding post (10) is a cylindrical member and the ball assembly (3) is disposed in an inner cavity of the winding post (10).
8. Wiring arrangement according to claim 6, characterized in that the ball assembly (3) further comprises a ball bearing part (14), the bearing part (14) comprising a mounting cavity adapted to the ball (13).
9. The wiring lug of claim 1, further comprising:
two first stopper members (9) provided at intervals in the circumferential direction of the rotation axis of the second lid body (2);
a second stop member (8) located between the two first stop members (9) in the circumferential direction of the axis of rotation of the second cover (2), and
one of the first limiting part (9) and the second limiting part (8) is arranged on the first cover body (4), and the other one is arranged on the second cover body (2).
10. The wiring lug according to any one of claims 1 to 9,
the first cover body (4) comprises a first base plate and a first convex edge arranged on the first base plate;
the second cover body (2) comprises a second base plate and a second convex edge arranged on the second base plate, and the second convex edge is sleeved outside the first convex edge.
11. The wiring lug of claim 10,
the first limiting part (9) is arranged on the outer surface of the first convex edge; the second limiting part (8) is arranged on the inner surface of the second convex edge.
12. A fan assembly, comprising:
the wiring device of any one of claims 1 to 11; and
and the fan is connected with the second cover body (2), and the fan is configured to be capable of rotating relative to the first cover body (4) so as to adjust the orientation of the air outlet end of the fan.
13. An air conditioner characterized by comprising the wiring device as recited in any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110301486.2A CN112833042A (en) | 2021-03-22 | 2021-03-22 | Termination, fan subassembly and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110301486.2A CN112833042A (en) | 2021-03-22 | 2021-03-22 | Termination, fan subassembly and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112833042A true CN112833042A (en) | 2021-05-25 |
Family
ID=75930405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110301486.2A Pending CN112833042A (en) | 2021-03-22 | 2021-03-22 | Termination, fan subassembly and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112833042A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503589A (en) * | 2021-07-29 | 2021-10-15 | 珠海格力电器股份有限公司 | Air conditioning unit |
-
2021
- 2021-03-22 CN CN202110301486.2A patent/CN112833042A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503589A (en) * | 2021-07-29 | 2021-10-15 | 珠海格力电器股份有限公司 | Air conditioning unit |
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