CN211368094U - Sliding sleeve type speed change device - Google Patents
Sliding sleeve type speed change device Download PDFInfo
- Publication number
- CN211368094U CN211368094U CN201921624675.8U CN201921624675U CN211368094U CN 211368094 U CN211368094 U CN 211368094U CN 201921624675 U CN201921624675 U CN 201921624675U CN 211368094 U CN211368094 U CN 211368094U
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- sliding sleeve
- fixed
- connecting rod
- input shaft
- hinged
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Abstract
The utility model discloses a sliding sleeve type speed change device, which comprises a disc input shaft, a first sliding sleeve, a first connecting rod, a rotary round cage, a round pipe shell, a torsion transmission rod, a second sliding sleeve, a second connecting rod, an output flange, a third sliding sleeve and a fixed shaft part, wherein the disc input shaft is rotationally connected with the round pipe shell, the rotary round cage is rotationally connected with the round pipe shell, the first sliding sleeve is arranged on the disc input shaft, the first sliding sleeve is hinged with a first hinging block, the first hinging block is sleeved on the first connecting rod, the second sliding sleeve is hinged with a second hinging block, the third sliding sleeve is sleeved on the second connecting rod and hinged with the third hinging block, and the third hinging block is rotatably connected to the fixed shaft component; the utility model discloses can realize that washing machine cylinder does not rotate at the uniform velocity, improve washing machine's clean effect greatly.
Description
Technical Field
The utility model relates to a sliding sleeve formula speed change gear.
Background
The washing machine is a household appliance with very high popularity, and the working principle of the existing washing machine is that a motor drives a planetary gear mechanism to rotate so as to transmit power and drive a washing machine drum to rotate. However, in this transmission mode, since the motor rotates at a constant speed and outputs a uniform rotation motion after being transmitted by the planetary gear mechanism, the stirring effect of the uniform rotation motion on the water in the drum of the washing machine is greatly reduced, and the washing effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to overcome the above-mentioned disadvantages, and to provide a sliding sleeve type speed changing device.
In order to achieve the above purpose, the specific scheme of the utility model is as follows:
a sliding sleeve type speed change device comprises a disc input shaft, a first sliding sleeve, a first connecting rod, a rotary round cage, a round pipe shell, a torque transmission rod, a second sliding sleeve, a second connecting rod, an output flange, a third sliding sleeve and a fixed shaft component, wherein the disc input shaft is matched with one end of the inner wall of the round pipe shell through a bearing, one end of the rotary round cage is matched with the other end of the inner wall of the round pipe shell through a bearing, the first sliding sleeve is fixed on the diameter end part of the disc input shaft, the first sliding sleeve is also hinged with a Y-shaped first hinging block, the first hinging block is movably sleeved at one end of the first connecting rod, the second sliding sleeve is hinged in a rectangular second hinging block and movably sleeved on the torque transmission rod, two ends of the torque transmission rod are both fixed on the rotary round cage, the other end of the first connecting rod is fixed on the second hinging block, one end of the second connecting rod is fixed on the second hinge block, the output flange is fixedly sleeved on the outer wall of the other end of the rotary round cage, and the third sliding sleeve is movably sleeved on the other end of the second connecting rod and is hinged on a Y-shaped third hinge block; the fixing shaft component comprises a fixing sleeve, a fixing shaft body and a fixing disc, one end of the fixing shaft body penetrates through the fixing sleeve and then is connected with the fixing disc, the fixing shaft body is matched with the fixing sleeve through a bearing, two symmetrically arranged rotating rods are fixedly connected onto the fixing sleeve, and the other ends of the two rotating rods are respectively fixed onto a rotating round cage; the third hinge block is rotatably connected with the other end of the fixed shaft body and can rotate relative to the fixed shaft body.
Furthermore, the torsion transfer rod is perpendicular to the central axis of the disc input shaft.
Furthermore, the fixed shaft component further comprises a guide seat, an adjusting oil cylinder and a sliding seat, the guide seat is fixed at the other end of the fixed shaft body, the adjusting oil cylinder is fixed on the guide seat, the sliding seat is connected to the guide seat in a sliding mode and connected with the output end of the adjusting oil cylinder, and the third hinge block is connected to the sliding seat in a rotating mode.
The utility model has the advantages that: compared with the prior art, the utility model discloses a fix first sliding sleeve on the disc input shaft, the second sliding sleeve movable sleeve is located on the torsion transmission pole, through first articulated piece between first sliding sleeve and the second sliding sleeve, head rod and the articulated piece transmission of second link together, and pass through the articulated piece rotation of third with the third sliding sleeve and connect on fixed axle part, thereby when the disc input shaft rotates, the second sliding sleeve can make a round trip to slide between the middle part of torsion transmission pole and a tip of torsion transmission pole, and then make the power arm of second sliding sleeve be periodic variation, the rotational speed that realizes rotatory round cage is periodic variation, drive washing machine cylinder non-uniform rotation, improve washing machine's washing effect greatly, and the steam generator has a simple structure, high reliability, and convenient manufacture, characteristics with low costs.
Drawings
Fig. 1 is a schematic structural view of a sliding sleeve type transmission according to an embodiment of the present invention;
fig. 2 is a schematic structural view of another view angle of the sliding sleeve type speed changing device according to the embodiment of the present invention;
fig. 3 is an exploded schematic view of a sliding sleeve type transmission according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the sliding sleeve type transmission device provided in the embodiment of the present invention, when the second sliding sleeve slides to the middle of the torque transmission rod;
fig. 5 is a partial schematic structural view of a sliding sleeve type transmission according to an embodiment of the present invention;
description of reference numerals: 1-a disc input shaft; 2-a first sliding sleeve; 3-a first connecting rod; 4-rotating the round cage; 5-a circular tube shell; 6-torque transmission rod; 7-a second sliding sleeve; 8-a second connecting rod; 9-an output flange; 10-a third sliding sleeve; 11-a first articulated block; 12-a second articulated block; 13-a third articulation block; 100-a stationary shaft member; 1001-fixation sleeve; 1002-fixing the shaft body; 1003-fixing disc; 1004-guide seat; 1005-adjusting an oil cylinder; 1006-a sliding seat; 1007-rotating the bar.
Detailed Description
The following detailed description of the present invention, taken in conjunction with the accompanying drawings and specific examples, is not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the sliding sleeve type speed changing device according to this embodiment includes a disc input shaft 1, a first sliding sleeve 2, a first connecting rod 3, a rotary round cage 4, a round tube housing 5, a torque transmission rod 6, a second sliding sleeve 7, a second connecting rod 8, an output flange 9, a third sliding sleeve 10 and a fixed shaft part 100, wherein the disc input shaft 1 is matched with one end of an inner wall of the round tube housing 5 through a bearing, one end of the rotary round cage 4 is matched with the other end of the inner wall of the round tube housing 5 through a bearing, the first sliding sleeve 2 is fixed on a diameter end of the disc input shaft 1, the first sliding sleeve 2 is further hinged with a Y-shaped first hinge block 11, the first hinge block 11 is movably sleeved on one end of the first connecting rod 3, the second sliding sleeve 7 is hinged in a rectangular second hinge block 12 and movably sleeved on the torque transmission rod 6, the two ends of the torque force transmission rod 6 are fixed on the rotary round cage 4, the other end of the first connecting rod 3 is fixed on a second hinge block 12, one end of the second connecting rod 8 is fixed on the second hinge block 12, the output flange 9 is fixedly sleeved on the outer wall of the other end of the rotary round cage 4, and the third sliding sleeve 10 is movably sleeved on the other end of the second connecting rod 8 and is hinged on a Y-shaped third hinge block 13; the fixed shaft component 100 comprises a fixed sleeve 1001, a fixed shaft body 1002 and a fixed disc 1003, one end of the fixed shaft body 1002 penetrates through the fixed sleeve 1001 and then is connected with the fixed disc 1003, the fixed shaft body 1002 is matched with the fixed sleeve 1001 through a bearing, the fixed sleeve 1001 is fixedly connected with two symmetrically arranged rotating rods 1007, and the other ends of the two rotating rods 1007 are respectively fixed on the rotating circular cage 4; the third hinge block 13 is rotatably connected to the other end of the fixed shaft 1002 and can rotate relative to the fixed shaft 1002. In this embodiment, preferably, the torque transmission rod 6 is perpendicular to the central axis of the disc input shaft 1, so that the torque transmission rod 6 can drive the rotating circular cage 4 to rotate, and the stress on the rotating circular cage 4 is more balanced.
Specifically, the disc input shaft 1 is connected with the motor output end of the washing machine in a transmission manner, the fixed disc 1003 is correspondingly fixed in the washing machine to provide support for the whole speed change device, the washing machine drum is fixedly connected with the output flange 9, when in operation, the motor drives the disc input shaft 1 to rotate, the disc input shaft 1 drives the first sliding sleeve 2 to rotate around the central axis of the disc input shaft 1, as the first connecting rod 3 and the second connecting rod 8 are connected together through the second hinging block 12, the second hinging block 12 is hinged with the second sliding sleeve 7, the second sliding sleeve 7 is sleeved on the torque transmission rod 6, and two ends of the torque transmission rod 6 are fixed on the rotary round cage 4, therefore, the first connecting rod 3, the second sliding sleeve 7, the second hinging block 12, the second connecting rod 8 and the torque transmission rod 6 can rotate along with the disc input shaft 1, the torque transmission rod 6 drives the rotary round cage 4 to rotate, when the disc input shaft 1 rotates, the rotary round cage 4 drives the output flange 9 to rotate, and the output flange 9 drives the washing machine drum to rotate;
in the rotating process, the first sliding sleeve 2 and the first hinge block 11 are rigidly connected with the second sliding sleeve 7 and the second hinge block 12 through the first connecting rod 3, the first sliding sleeve 2 can drive the second sliding sleeve 7 to slide along the torque transmission rod 6 when rotating, the first sliding sleeve 2 is fixed on the disc input shaft 1, namely, the power arm L1 of the first sliding sleeve 2 is unchanged, the equivalent fulcrum of the second sliding sleeve 7 is located at the center of the torque transmission rod 6, the second sliding sleeve 7 slides back and forth along the torque transmission rod 6, slides from one end of the torque transmission rod 6 to the middle of the torque transmission rod 6, and then slides from the middle of the torque transmission rod 6 to the end position, therefore, the power arm L2 of the second sliding sleeve 7 is changed periodically, under a certain power condition, the rotating speed of the rotating round cage 4 is in inverse proportion to the power arm L2, when the second sliding sleeve 7 slides to the middle of the torque transmission rod 6, the power arm L2 is minimum, at the moment, the rotating speed of the rotary round cage 4 is the largest, when the second sliding sleeve 7 slides to the end part of the torque transmission rod 6, the power arm L2 is the largest, the rotating speed of the rotary round cage 4 is the smallest at the moment, and the washing machine drum rotates synchronously with the rotary round cage 4 through the output flange 9, so that the rotating speed of the washing machine drum is changed periodically, and the washing machine drum rotates at a non-uniform speed.
Meanwhile, in the rotating process, the first connecting rod 3 and the second connecting rod 8 can respectively slide relative to the first hinge block 11 and the third sliding sleeve 10, so as to eliminate the distance difference between the first sliding sleeve 2 and the second sliding sleeve 7 and the distance difference between the second sliding sleeve 7 and the third sliding sleeve 10, and the third sliding sleeve 10 and the third hinge block 13 can be matched with the rotation of the second connecting rod 8, rotate relative to the fixed shaft member 100, and the central positions of the first connecting rod and the third connecting rod cannot be changed.
In the embodiment, the first sliding sleeve 2 is fixed on the disc input shaft 1, the second sliding sleeve 7 is movably sleeved on the torque transmission rod 6, the first sliding sleeve 2 is connected with the second sliding sleeve 7 through the first hinge block 11, the first connecting rod 3 is connected with the second hinge block 12 in a transmission manner, and the third sliding sleeve 10 is connected on the fixed shaft component 100 through the third hinge block 13 in a rotation manner, so that when the disc input shaft 1 rotates, the second sliding sleeve 7 can slide back and forth between the middle part of the torque transmission rod 6 and one end part of the torque transmission rod 6, and further the power arm L2 of the second sliding sleeve 7 is changed periodically, the rotating speed of the rotating round cage 4 is changed periodically, the washing machine drum is driven to rotate at a non-uniform speed, the washing effect of the washing machine is greatly improved, and the washing machine has the characteristics of simple structure, high reliability, convenience in manufacturing and low cost.
Based on the above embodiment, as shown in fig. 1 to fig. 5, the fixed shaft component 100 further includes a guide base 1004, an adjusting cylinder 1005 and a sliding base 1006, the guide base 1004 is fixed at the other end of the fixed shaft body 1002, the adjusting cylinder 1005 is fixed on the guide base 1004, the sliding base 1006 is slidably connected to the guide base 1004 and is connected to an output end of the adjusting cylinder 1005, and the third hinge block 13 is rotatably connected to the sliding base 1006; specifically, the adjusting oil cylinder 1005 can drive the sliding seat 1006 to move, so that the position of the third sliding sleeve 10 can be adjusted, the maximum value of the power arm L2 of the second sliding sleeve 7 can be changed within a range, the rotating speed change range of the drum of the washing machine can be changed, non-uniformity stepless adjustment is realized, the structure is more flexible, and the washing effect of the washing machine is further improved;
in addition, in this embodiment, the drum of the washing machine can be switched between the constant speed state and the non-constant speed state, during the rotation process, when the connection line formed by the first connecting rod and the second connecting rod 8 is parallel to the central axis of the disc input shaft 1, that is, the second sliding sleeve 7 is in the locking state, the disc input shaft 1 drives the drum of the washing machine to keep rotating at the constant speed, and the adjusting cylinder 1005 drives the sliding seat 1006 to move, the sliding seat 1006 will drive the third sliding sleeve 10 and the third hinge block 13 to move, the third sliding sleeve 10 will drive the second sliding sleeve 7 to move through the second connecting rod 8, so that the connection line formed by the first connecting rod 3 and the second connecting rod 8 is not parallel to the central axis of the disc input shaft 1, and further the disc input shaft 1 drives the drum of the washing machine to rotate at the non-constant speed again, that the position of the third sliding sleeve 10 can be adjusted through the adjusting cylinder 1005, so that the drum of the washing machine can, the structure is more flexible, the rotating speed change range of the washing machine drum is wider, and the washing machine drum is more beneficial to improving the cleaning effect.
The above is only a preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the protection scope of the present invention.
Claims (3)
1. A sliding sleeve type speed change device is characterized by comprising a disc input shaft (1), a first sliding sleeve (2), a first connecting rod (3), a rotary round cage (4), a round pipe shell (5), a torsion transmission rod (6), a second sliding sleeve (7), a second connecting rod (8), an output flange (9), a third sliding sleeve (10) and a fixed shaft part (100), wherein the disc input shaft (1) is matched with one end of the inner wall of the round pipe shell (5) through a bearing, one end of the rotary round cage (4) is matched with the other end of the inner wall of the round pipe shell (5) through a bearing, the first sliding sleeve (2) is fixed on the diameter end part of the disc input shaft (1), the first sliding sleeve (2) is further hinged with a Y-shaped first hinged block (11), and the first hinged block (11) is movably sleeved at one end of the first connecting rod (3), the second sliding sleeve (7) is hinged in a rectangular second hinge block (12) and movably sleeved on the torque transmission rod (6), two ends of the torque transmission rod (6) are fixed on the rotary round cage (4), the other end of the first connecting rod (3) is fixed on the second hinge block (12), one end of the second connecting rod (8) is fixed on the second hinge block (12), the output flange (9) is fixedly sleeved on the outer wall of the other end of the rotary round cage (4), and the third sliding sleeve (10) is movably sleeved on the other end of the second connecting rod (8) and hinged on a Y-shaped third hinge block (13); the fixed shaft part (100) comprises a fixed sleeve (1001), a fixed shaft body (1002) and a fixed disc (1003), one end of the fixed shaft body (1002) penetrates through the fixed sleeve (1001) and then is connected with the fixed disc (1003), the fixed shaft body (1002) is matched with the fixed sleeve (1001) through a bearing, two symmetrically arranged rotating rods (1007) are fixedly connected to the fixed sleeve (1001), and the other ends of the two rotating rods (1007) are respectively fixed on a rotating circular cage (4); the third hinge block (13) is rotatably connected with the other end of the fixed shaft body (1002) and can rotate relative to the fixed shaft body (1002).
2. Sliding sleeve transmission according to claim 1, wherein the torque transmission rod (6) is arranged perpendicular to the central axis of the disc input shaft (1).
3. A sliding sleeve type speed changing device according to claim 1, wherein the fixed shaft member (100) further comprises a guide holder (1004), an adjusting cylinder (1005) and a sliding holder (1006), the guide holder (1004) is fixed to the other end of the fixed shaft body (1002), the adjusting cylinder (1005) is fixed to the guide holder (1004), the sliding holder (1006) is slidably connected to the guide holder (1004) and connected to an output end of the adjusting cylinder (1005), and the third hinge block (13) is rotatably connected to the sliding holder (1006).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921624675.8U CN211368094U (en) | 2019-09-27 | 2019-09-27 | Sliding sleeve type speed change device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921624675.8U CN211368094U (en) | 2019-09-27 | 2019-09-27 | Sliding sleeve type speed change device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211368094U true CN211368094U (en) | 2020-08-28 |
Family
ID=72172945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921624675.8U Expired - Fee Related CN211368094U (en) | 2019-09-27 | 2019-09-27 | Sliding sleeve type speed change device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211368094U (en) |
-
2019
- 2019-09-27 CN CN201921624675.8U patent/CN211368094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20210927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |