CN212560799U - Washing machine impeller connection structure and washing machine - Google Patents
Washing machine impeller connection structure and washing machine Download PDFInfo
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- CN212560799U CN212560799U CN202020926592.0U CN202020926592U CN212560799U CN 212560799 U CN212560799 U CN 212560799U CN 202020926592 U CN202020926592 U CN 202020926592U CN 212560799 U CN212560799 U CN 212560799U
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- 238000005406 washing Methods 0.000 title claims abstract description 103
- 239000011324 bead Substances 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 238000000926 separation method Methods 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 5
- 244000144992 flock Species 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The utility model provides a washing machine impeller connection structure and a washing machine, the washing machine impeller connection structure comprises a clutch transmission shaft, a first insert sleeved on the clutch transmission shaft, a second insert sleeved on the first insert, an impeller cover connected with the second insert, and an impeller bottom shell connected with the first insert; the clutch transmission shaft is provided with a positioning groove, the first insert is provided with a mounting hole, a limiting bead is contained in the mounting hole, the second insert is provided with a limiting sliding groove and a separation groove arranged at the lower end of the limiting sliding groove, the limiting sliding groove is used for limiting the limiting bead in the mounting hole and the positioning groove, and the separation groove is used for containing the limiting bead separated from the positioning groove when the impeller cover is disassembled; the impeller bottom shell is also provided with an impeller upper shell; the outer surface of the impeller bottom shell is provided with a first flanging and a second flanging, the impeller upper shell is provided with a bent edge, the first flanging is attached to the bent edge, and the second flanging is attached to the inner surface of the impeller cover. The screw-free assembly is realized, and the disassembly and the assembly are convenient and fast.
Description
Technical Field
The utility model belongs to the technical field of the washing machine technique and specifically relates to a washing machine impeller connection structure and washing machine.
Background
In the prior art, a pulsator and a clutch of a washing machine are often installed and locked by screws, so that tools are required to be used for dismounting, and the screws soaked in water for a long time are easy to be jointed and bonded with pulsator plastic, so that the problem that the screws cannot be dismounted frequently occurs, and the inconvenience of cleaning and replacement caused by the fact that the screws cannot be dismounted is caused; meanwhile, in the impeller of the existing washing machine, the fluff falling off from clothes in the washing process easily enters the impeller connecting structure to pollute the impeller connecting structure, so that the normal operation of the washing machine is interfered, and the service life of the washing machine is shortened.
Thus, the prior art is not sufficient and needs further development and improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a wave wheel connecting structure of a washing machine and the washing machine aiming at the defects in the prior art; the impeller of the washing machine aims to solve the problems that the impeller of the washing machine in the prior art is not easy to mount and dismount, and flock is accommodated in the impeller connecting structure.
The utility model provides a technical scheme that technical problem adopted as follows: a connection structure of a washing machine impeller comprises a clutch transmission shaft, a first insert, a second insert, an impeller cover and an impeller bottom shell, wherein the first insert is sleeved on the clutch transmission shaft; the clutch transmission shaft is provided with a positioning groove, the first insert is provided with a mounting hole, a limiting bead is contained in the mounting hole, the second insert is provided with a limiting sliding groove and a separation groove arranged at the lower end of the limiting sliding groove, the limiting sliding groove is used for limiting the limiting bead in the mounting hole and the positioning groove, and the separation groove is used for containing the limiting bead separated from the positioning groove when the impeller cover is disassembled;
the impeller bottom shell is also provided with an impeller upper shell; the impeller is characterized in that a first flanging and a second flanging are arranged on the outer surface of the impeller bottom shell, the impeller upper shell is provided with a bent edge, the first flanging is attached to the bent edge, and the second flanging is attached to the inner surface of the impeller cover.
Furthermore, a return buckle is arranged on the second insert and used for buckling the second insert on the second insert; the top end of the return buckle is provided with a return sloping platform for guiding the first insert to penetrate into the second insert.
Furthermore, a second insert fastener is arranged on the impeller cover, a second insert clamping piece is arranged on the outer surface of the second insert, and the second insert fastener is clamped into the second insert clamping piece and used for being connected with the impeller cover and the second insert in a buckling mode.
Furthermore, the washing machine impeller connecting structure further comprises a spring arranged between the first insert and the second insert and used for pushing the separation groove away from the mounting hole.
Furthermore, a first spring seat and a first spring guard plate which is annularly arranged on the periphery of the first spring seat are arranged on the first insert, a second spring seat and a second spring guard plate which is annularly arranged on the periphery of the second spring seat are arranged at the position, corresponding to the first spring seat, of the second insert, one end of the spring is sleeved on the first spring seat, and the other end of the spring is sleeved on the second spring seat.
Furthermore, an accommodating groove for a first insert and a second insert is formed in the axis of the bottom shell of the impeller, and the impeller cover is arranged at the upper edge of the accommodating groove; a threaded hole is formed in the bottom of the accommodating groove, a pre-positioning counter bore is formed in the opening of the threaded hole, and a threaded groove matched with the pre-positioning counter bore and the threaded hole is formed in the first insert; when the impeller bottom shell of the thread groove is in threaded connection with the first insert, the groove wall at the top end of the thread groove is accommodated in the pre-positioning counter bore, and the bolt part is in threaded connection with the threaded hole and the thread groove.
Furthermore, the first insert is also provided with a conical through hole for sleeving the clutch transmission shaft, and first tooth parts are radially arranged on the wall of the conical through hole; the first spring seat and the thread groove are adjacently arranged on the first tooth part; the mounting holes are formed in the hole walls of the conical through holes at the positions of the two adjacent first tooth parts, and the hole diameter of the mounting hole close to the inner surface of the conical through hole is smaller than the hole diameter of the mounting hole close to the outer surface of the conical through hole.
Further, an annular main body is arranged on the second insert, and the second spring seat and the second spring guard plate are arranged on the inner surface of the annular main body; the annular main body is further provided with a second tooth part at a position corresponding to the mounting hole, and the limiting sliding groove and the separating groove are formed in the end face, close to the axis of the annular main body, of the second tooth part.
Furthermore, the limiting beads are steel balls; the positioning groove is annularly arranged on the clutch transmission shaft, and the maximum opening size of the positioning groove is smaller than the diameter of the limiting bead; the separation groove is a spherical groove matched with the limiting ball, and a separation rib extending along the axis direction of the clutch transmission shaft is arranged at the bottom of the separation groove; when constant head tank and mounting hole parallel and level, break away from the groove set up in the lower extreme of mounting hole.
The utility model provides a technical scheme that technical problem adopted as follows: a washing machine comprises the washing machine impeller connecting structure.
Compared with the prior art, the utility model provides a washing machine impeller connection structure and washing machine, washing machine impeller connection structure, including the clutch transmission shaft, the first mold insert of cover locating on the clutch transmission shaft, the second mold insert of cover locating on the first mold insert, the impeller lid that is connected with the second mold insert, and the impeller drain pan that is connected with the first mold insert; the clutch transmission shaft is provided with a positioning groove, the first insert is provided with a mounting hole, a limiting bead is contained in the mounting hole, the second insert is provided with a limiting sliding groove and a separation groove arranged at the lower end of the limiting sliding groove, the limiting sliding groove is used for limiting the limiting bead in the mounting hole and the positioning groove, and the separation groove is used for containing the limiting bead separated from the positioning groove when the impeller cover is disassembled; the impeller bottom shell is also provided with an impeller upper shell; the impeller is characterized in that a first flanging and a second flanging are arranged on the outer surface of the impeller bottom shell, the impeller upper shell is provided with a bent edge, the first flanging is attached to the bent edge, and the second flanging is attached to the inner surface of the impeller cover. It can be understood that, by adopting the washing machine impeller connecting structure provided by the utility model, the washing machine impeller connecting structure is provided with the limiting beads, the mounting holes, the limiting sliding grooves and the separating grooves, and the clutch transmission shaft is provided with the positioning grooves, so that the screw-free fixation of the washing machine impeller connecting structure is realized by controlling the position of the limiting beads, and the convenient and quick mounting and dismounting between the impeller and the clutch of the washing machine are realized; meanwhile, the edge parts of the impeller upper shell, the impeller bottom shell and the impeller cover are provided with the flanging structures, so that the fluff is effectively prevented from entering, the cleanness of the impeller connecting structure of the washing machine is guaranteed, pollution is avoided, and the service life of the washing machine is prolonged.
Drawings
Fig. 1 is a schematic perspective view of a pulsator connection structure of a washing machine provided in the utility model;
fig. 2 is a schematic perspective exploded view of a pulsator connection structure of a washing machine provided in the utility model;
fig. 3 is a schematic top view of a pulsator connection structure of a washing machine provided in the utility model;
FIG. 4 is a schematic sectional view taken along line I-I of FIG. 3;
FIG. 5 is an enlarged view of part A of FIG. 4;
FIG. 6 is an enlarged view of part B of FIG. 4;
fig. 7 is a schematic view of a first perspective three-dimensional structure of a second insert of the connection structure of the washing machine pulsator provided in the utility model;
fig. 8 is a schematic view of a second perspective three-dimensional structure of a second insert of the connection structure of the washing machine pulsator provided in the utility model;
fig. 9 is a first perspective three-dimensional structure diagram of a first insert of a connection structure of a pulsator of a washing machine provided in the utility model;
fig. 10 is a schematic view of a second perspective three-dimensional structure of the first insert of the connection structure of the pulsator of the washing machine provided in the utility model;
fig. 11 is a schematic bottom view of a pulsator bottom casing of a pulsator connection structure of a washing machine provided in the utility model;
FIG. 12 is a schematic sectional view taken along line II-II of FIG. 11;
fig. 13 is an enlarged view of part C of fig. 12;
description of reference numerals:
10. the impeller connecting structure of the washing machine; 11. a clutch drive shaft; 12. a first insert; 13. a second insert; 14. a wave wheel cover; 15. a bottom shell of the wave wheel; 16. an impeller upper shell; 17. a limiting bead; 18. a spring; 111. positioning a groove; 121. mounting holes; 122. a first spring seat; 123. a first spring guard plate; 124. a thread groove; 125. a tapered through hole; 126. a first tooth portion; 131. a limiting chute; 132. a disengagement groove; 133. a return buckle; 134. a return ramp; 135. a second insert card; 136. a second spring seat; 137. a second spring shield; 138. an annular body; 139. a second tooth portion; 130. breaking away the ribs; 141. a second insert fastener; 142. a flanging groove; 151. a first flanging; 152. second flanging; 153. an accommodating groove; 154. a threaded hole; 155. pre-positioning the counter bore; 161. and (6) bending edges.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the prior art, the full-automatic impeller of impeller all uses the screw installation locking, needs use the instrument to carry out the dismouting, and the screw that soaks for a long time in aqueous bonds with impeller plastics joint moreover, also can often appear the problem that can't dismantle, leads to appearing unable dismouting and causes the inconvenience of cleaning and change. The utility model provides a washing machine mounting structure and washing machine based on the problems in the prior art, through setting up spacing pearl, mounting hole, spacing spout and disengagement groove on the washing machine impeller connection structure, and set up the constant head tank on the clutch transmission shaft, and then through controlling the position of spacing pearl, realize the screw-free fixation of washing machine impeller connection structure, realize convenient and fast's installation and dismantlement between washing machine's impeller and the clutch simultaneously; meanwhile, the edge of the impeller upper shell, the edge of the impeller bottom shell and the edge of the impeller cover are provided with the flanging structures, so that the entry of the flock is effectively blocked, the cleanness of the impeller connecting structure of the washing machine is guaranteed, the pollution is avoided, and the service life of the washing machine is prolonged; more particularly, reference will now be made to the following examples.
Referring to fig. 1 to 5, the present invention provides a connection structure 10 for a pulsator of a washing machine, which includes a clutch transmission shaft 11, a first insert 12, a second insert 13, a pulsator lid 14, a pulsator base 15 and a pulsator upper shell 16; the first insert 12 is sleeved on the clutch transmission shaft 11, the second insert 13 is sleeved on the first insert 12, the impeller cover 14 is connected with the second insert 13, the impeller bottom shell 15 is connected with the first insert 12, and the impeller upper shell 16 is arranged on the impeller bottom shell 15; the clutch transmission shaft 11 is provided with a positioning groove 111, the first insert 12 is provided with a mounting hole 121, a limiting ball 17 is accommodated in the mounting hole 121, the second insert 13 is provided with a limiting sliding groove 131 and a disengaging groove 132, and the disengaging groove 132 is arranged at the lower end of the limiting sliding groove 131; the limiting sliding groove 131 is used for limiting the limiting ball 17 in the mounting hole 121 and the positioning groove 111, and the disengaging groove 132 is used for accommodating the limiting ball 17 disengaged from the positioning groove 111 when the impeller cover 14 is detached.
Specifically, when the pulsator connecting structure 10 of the washing machine is assembled, the second insert 13 is installed on the pulsator bottom casing 15, then the limiting bead 17 is first placed in the installation hole 121, then the first insert 12 is sleeved on the clutch transmission shaft 11, then the limiting chute 131 presses the limiting bead 17 toward the clutch transmission shaft 11 as the first insert 12 moves downward, and when the limiting bead 17 and the limiting chute 131 are in contact, the limiting chute 131 presses the limiting bead 17 partially into the positioning groove 111, and when the heights of the installation hole 121 and the positioning groove 111 are aligned, the screw-free assembly of the pulsator of the washing machine is completed; that is, when the pulsator connecting structure 10 of the washing machine is in an assembled state, the position limiting beads 17 are partially received in the mounting holes 121 and partially received in the positioning grooves 111, and the position limiting sliding grooves 131 press the position limiting beads 17; when the washing machine pulsator connecting structure 10 is disassembled, the second insert 13 is lifted upwards, and when the separation groove 132 is flush with the mounting hole 121, the limiting bead 17 is separated from the positioning groove 111, part of the limiting bead is contained in the mounting hole 121, and part of the limiting bead is contained in the separation groove 132, so that the first insert 12, the pulsator bottom shell 15 and the pulsator upper shell 16 are driven to be separated upwards from the clutch transmission shaft 11, and the disassembly of the washing machine pulsator connecting structure 10 is completed; it can be understood that the utility model discloses in provide washing machine impeller connection structure 10 can realize no screw assembly to dismantlement and installation that can convenient and fast.
Referring to fig. 6, in some preferred embodiments, a first flange 151 and a second flange 152 are disposed on an outer surface of the bottom housing 15 of the pulsator, a bent edge 161 is disposed on the top housing 16 of the pulsator, the first flange 151 is attached to the bent edge 161, and the second flange 152 is attached to an inner surface of the top housing 14 of the pulsator. It should be noted that, when the washing machine impeller connecting structure 10 is in an assembled state, the impeller cover 14 covers the impeller bottom shell 15, and the impeller bottom shell 15 is provided with the first flange 151 and the second flange 152 on the impeller cover 14, and the impeller bottom shell 15 is correspondingly provided with the bending edge 161, so that the flock in the water body is effectively prevented from entering the washing machine impeller connecting structure 10, the cleanness and the smooth operation of the washing machine impeller connecting structure 10 are ensured, and the practical service life of the washing machine is prolonged.
Further, the first flange 151 and the second flange 152 are connected in an L shape, and the bent edge 161 is parallel to the first flange 151 and closely attached to the first flange 151; the edge of the impeller cover 14 facing the inner surface of the impeller bottom shell 15 is provided with a flange groove 142 matched with the second flange 152; thereby effectively preventing the flock in the water from entering the washing machine impeller connecting structure 10, ensuring the cleanness and the stable operation of the washing machine impeller connecting structure 10 and prolonging the service life of the washing machine.
Referring to fig. 7 and 8 in combination, in some preferred embodiments, a return clip 133 is disposed on the second insert 13, and the return clip 133 is used for clipping the second insert 13 on the second insert 13; the top end of the return bayonet 133 is configured as a return ramp 134 for guiding the first insert 12 through the second insert 13. It can be understood that, when the washing machine pulsator connecting structure 10 is in an assembled state, the return buckle 133 fixedly connects the first insert 12 and the second insert 13; the return ramp 134 is used to guide the first insert 12 to penetrate into the second insert 13 when the washing machine pulsator connection structure 10 is installed.
Referring further to fig. 2, 7 and 8, in some preferred embodiments, a second insert fastener 141 is provided on the wave wheel cover 14, a second insert gripper 135 is provided on the outer surface of the second insert 13, and the second insert fastener 141 is snapped into the second insert gripper 135 for snap-fitting connection of the wave wheel cover 14 and the second insert 13; it can be understood that, when the pulsator connecting structure 10 of the washing machine is disassembled, the user lifts the pulsator lid 14 with his hand, and then drives the second insert 13 to move through the second insert fastener 141 and the second insert fastener 135, when the release groove 132 is flush with the mounting hole 121, the stop bead 17 is released from the positioning groove 111, and then drives the first insert 12, the pulsator bottom casing 15 and the pulsator top casing 16 to be released from the clutch transmission shaft 11 through the stop groove.
Referring further to fig. 2, in other preferred embodiments, the pulsator-connecting structure 10 of the washing machine further includes a spring 18 disposed between the first and second inserts 12 and 13 for pushing the escape slot 132 away from the mounting hole 121; it can be understood that, when the pulsator connecting structure 10 of the washing machine is in an assembled state, the mounting holes 121 and the positioning grooves 111 are aligned in height, the stopper slide grooves 131 partially press the stopper beads 17 into the positioning grooves 111, and the release grooves 132 are located at opposite lower ends of the mounting holes 121; in order to maintain the pulsator-connecting structure 10 of the washing machine in an assembled state for a long time, it is necessary to control the position of the escape slots 132 to the opposite lower ends of the mounting holes 121; therefore, the spring 18 between the first insert 12 and the second insert 13 fixes the first insert 12 and the pulsator base 15 by screws, and the spring 18 controls the distance between the second insert 13 and the first insert 12, so as to push the separation groove 132 away from the mounting hole 121, thereby ensuring that the pulsator connection structure 10 of the washing machine maintains an assembled state and the washing machine operates smoothly.
Referring to fig. 7 to 10, in addition, a first spring seat 122 and a first spring guard plate 123 surrounding the first spring seat 122 are disposed on the first insert 12, a second spring seat 136 and a second spring guard plate 137 surrounding the second spring seat 136 are disposed at a position of the second insert 13 corresponding to the first spring seat 122, and one end of the spring 18 is sleeved on the first spring seat 122 while the other end is sleeved on the second spring seat 136. It should be noted that the first spring seat 122 and the second spring seat 136 are cross-shaped; by arranging the first spring guard plate 123 and the second spring guard plate 137, the spring 18 is effectively prevented from being separated from the first spring seat 122 and the second spring seat 136, and the operation stability of the washing machine is improved.
Referring to fig. 9 to 13, in another preferred embodiment, a receiving groove 153 is formed at the axial center of the bottom impeller casing 15, the receiving groove 153 is used for receiving the first insert 12 and the second insert 13, and the impeller cover 14 is covered at the upper edge of the receiving groove 153; a threaded hole 154 is formed in the bottom of the accommodating groove 153, a pre-positioning counter bore 155 is formed in the mouth of the threaded hole 154, and a threaded groove 124 matched with the pre-positioning counter bore 155 and the threaded hole 154 is formed in the first insert 12; when the bottom pulsator base shell 15 of the screw groove 124 is screwed with the first insert 12, the groove wall of the top end of the screw groove 124 is received in the pre-positioning counter bore 155, and the bolt part is screwed in the screw hole 154 and the screw groove 124.
With continuing reference to fig. 9 to 10, in other preferred embodiments, the first insert 12 further has a tapered through hole 125 for receiving the clutch transmission shaft 11, and first teeth 126 radially disposed on a wall of the tapered through hole 125; the first spring seat 122 and the threaded groove 124 are adjacently disposed on the first tooth portion 126; the mounting hole 121 is disposed on the hole wall of the tapered through hole 125 at two adjacent first teeth 126, and the hole diameter of the mounting hole 121 near the inner surface of the tapered through hole 125 is smaller than the hole diameter near the outer surface of the tapered through hole 125. It can be understood that the size of the aperture of the mounting hole 121 is controlled, so that the limiting bead 17 is prevented from falling off towards the inner surface of the tapered through hole 125, and the stability of the pulsator connecting structure 10 of the washing machine is improved.
With continued reference to fig. 7-8, in other preferred embodiments, the second insert 13 is provided with an annular body 138, and the second spring seat 136 and the second spring guard 137 are provided on an inner surface of the annular body 138; the annular main body 138 is further provided with a second tooth portion 139 at a position corresponding to the mounting hole 121, and the limiting sliding groove 131 and the disengaging groove 132 are provided on an end surface of the second tooth portion 139 near the axis of the annular main body 138. It will be appreciated that the second spring seat 136 is spaced from the second tooth 139 and the first tooth 126 and the second tooth 139 are spaced and offset.
In other preferred embodiments, the limiting beads 17 are provided as steel balls; furthermore, the diameter of the limiting bead 17 is 5.0-5.5 mm, so that the stability of the assembly state of the impeller connecting structure 10 of the washing machine is improved; the positioning groove 111 is annularly arranged on the clutch transmission shaft 11, and it can be understood that the positioning groove 111 is arranged on the circumferential outer surface of the clutch transmission shaft 11 at a certain height, so that the positioning of the mounting hole 121 and the positioning groove 111 in the circumferential direction is facilitated, when the washing machine impeller connecting structure 10 is assembled, only the height of the mounting hole 121 relative to the positioning groove 111 needs to be controlled, and the assembly of the washing machine impeller connecting structure 10 is facilitated and improved; meanwhile, the limit bead 17 can reach a stroke of not less than 5mm along the axis direction of the clutch transmission shaft 11 under the action of the limit spring 18, and the stability of the assembly state of the washing machine impeller connecting structure 10 is further improved. Further, the maximum opening size of the positioning groove 111 is smaller than the diameter of the limiting bead 17; by controlling the size relationship between the maximum opening size of the positioning groove 111 and the diameter of the limiting bead 17, the limiting bead 17 is effectively prevented from being completely separated from the mounting hole 121, and the stability of the assembly state of the washing machine impeller connecting structure 10 is improved. The disengagement groove 132 is a spherical groove matched with the limiting bead 17, and a disengagement rib extending along the axial direction of the clutch transmission shaft 11 is arranged at the bottom of the disengagement groove 132; when the positioning groove 111 and the mounting hole 121 are flush, the release groove 132 is disposed at the lower end of the mounting hole 121; it is understood that the disengagement groove 132 is used to provide a space for the position limiting bead 17 to disengage from the positioning groove 111; that is, when the position limiting bead 17 is disengaged from the positioning groove 111, the position limiting bead 17 is partially received in the mounting hole 121 and partially received in the disengagement groove 132; the separation rib is arranged to guide the limiting bead 17 to enter the separation groove 132, and meanwhile, the limiting bead 17 can be prevented from being completely separated from the mounting hole 121.
In a preferred embodiment, 3 mounting holes 121 and 3 first teeth 126 are provided, and are equally spaced on the hole wall of the tapered through hole 125, that is, an included angle between two adjacent mounting holes 121 is 120 °, an included angle between two adjacent first teeth 126 is 120 °, 3 second teeth 139 are also provided, and are equally spaced on the ring-shaped body 138, that is, an included angle between two adjacent second teeth 139 is 120 °, when the first insert 12 and the second insert 13 are assembled together, the first teeth 126 and the second teeth 139 are equally spaced, and the second teeth 139 are disposed corresponding to the mounting holes 121, so as to further improve the stability of the pulsator connecting structure 10 of the washing machine.
In a second embodiment of the present invention, a washing machine is provided, which comprises the impeller connecting structure 10 of the washing machine of the present invention. It can be understood that, by adopting the washing machine impeller connecting structure 10 provided in the utility model, the washing machine impeller connecting structure 10 is provided with the limiting beads 17, the mounting holes 121, the limiting sliding grooves 131 and the separating grooves 132, and the clutch transmission shaft 11 is provided with the positioning grooves 111, so that the screw-free fixation of the washing machine impeller connecting structure 10 is realized by controlling the position of the limiting beads 17, and the convenient and fast installation and disassembly between the impeller and the clutch of the washing machine are realized at the same time; meanwhile, the edge of the impeller upper shell 16, the impeller bottom shell 15 and the impeller cover 14 is provided with a flanging structure, so that the fluff is effectively prevented from entering, the cleanness of the washing machine impeller connecting structure 10 is guaranteed, the pollution is avoided, and the service life of the washing machine is prolonged.
The utility model discloses a washing machine impeller connecting structure and a washing machine, the washing machine impeller connecting structure comprises a clutch transmission shaft, a first insert sleeved on the clutch transmission shaft, a second insert sleeved on the first insert, an impeller cover connected with the second insert, and an impeller bottom shell connected with the first insert; the clutch transmission shaft is provided with a positioning groove, the first insert is provided with a mounting hole, a limiting bead is contained in the mounting hole, the second insert is provided with a limiting sliding groove and a separation groove arranged at the lower end of the limiting sliding groove, the limiting sliding groove is used for limiting the limiting bead in the mounting hole and the positioning groove, and the separation groove is used for containing the limiting bead separated from the positioning groove when the impeller cover is disassembled; the impeller bottom shell is also provided with an impeller upper shell; the impeller is characterized in that a first flanging and a second flanging are arranged on the outer surface of the impeller bottom shell, the impeller upper shell is provided with a bent edge, the first flanging is attached to the bent edge, and the second flanging is attached to the inner surface of the impeller cover. It can be understood that, by adopting the washing machine impeller connecting structure provided by the utility model, the washing machine impeller connecting structure is provided with the limiting beads, the mounting holes, the limiting sliding grooves and the separating grooves, and the clutch transmission shaft is provided with the positioning grooves, so that the screw-free fixation of the washing machine impeller connecting structure is realized by controlling the position of the limiting beads, and the convenient and quick mounting and dismounting between the impeller and the clutch of the washing machine are realized; meanwhile, the edge parts of the impeller upper shell, the impeller bottom shell and the impeller cover are provided with the flanging structures, so that the fluff is effectively prevented from entering, the cleanness of the impeller connecting structure of the washing machine is guaranteed, pollution is avoided, and the service life of the washing machine is prolonged.
It is to be understood that the invention is not limited to the above examples, but may be modified or changed by those skilled in the art in light of the above description, and that all such modifications and changes are intended to fall within the scope of the appended claims.
Claims (10)
1. A pulsator connection structure of a washing machine, comprising: the wave wheel assembly comprises a clutch transmission shaft, a first insert, a second insert, a wave wheel cover and a wave wheel bottom shell, wherein the first insert is sleeved on the clutch transmission shaft; the clutch transmission shaft is provided with a positioning groove, the first insert is provided with a mounting hole, a limiting bead is contained in the mounting hole, the second insert is provided with a limiting sliding groove and a separation groove arranged at the lower end of the limiting sliding groove, the limiting sliding groove is used for limiting the limiting bead in the mounting hole and the positioning groove, and the separation groove is used for containing the limiting bead separated from the positioning groove when the impeller cover is disassembled;
the impeller bottom shell is also provided with an impeller upper shell; the impeller is characterized in that a first flanging and a second flanging are arranged on the outer surface of the impeller bottom shell, the impeller upper shell is provided with a bent edge, the first flanging is attached to the bent edge, and the second flanging is attached to the inner surface of the impeller cover.
2. The washing machine pulsator connecting structure according to claim 1, wherein the second insert is provided with a return buckle, and the return buckle is used for buckling the second insert on the second insert; the top end of the return buckle is provided with a return sloping platform for guiding the first insert to penetrate into the second insert.
3. The connection structure of claim 1, wherein a second insert fastener is disposed on the pulsator cover, a second insert clamping member is disposed on an outer surface of the second insert, and the second insert fastener is clamped into the second insert clamping member to be fastened to connect the pulsator cover and the second insert.
4. The washing machine pulsator-connecting structure according to claim 1, further comprising a spring disposed between the first and second inserts, for pushing the escape slot away from the mounting hole.
5. The connection structure of the washing machine impeller of claim 4, wherein the first insert is provided with a first spring seat and a first spring guard plate surrounding the first spring seat, the second insert is provided with a second spring seat and a second spring guard plate surrounding the second spring seat at a position corresponding to the first spring seat, one end of the spring is sleeved on the first spring seat, and the other end of the spring is sleeved on the second spring seat.
6. The pulsator connecting structure of claim 5, wherein the pulsator base casing has a receiving groove formed at an axial center thereof for the first and second insert members, and the pulsator lid is disposed at an upper edge of the receiving groove; a threaded hole is formed in the bottom of the accommodating groove, a pre-positioning counter bore is formed in the opening of the threaded hole, and a threaded groove matched with the pre-positioning counter bore and the threaded hole is formed in the first insert; when the impeller bottom shell of the thread groove is in threaded connection with the first insert, the groove wall at the top end of the thread groove is accommodated in the pre-positioning counter bore, and the bolt part is in threaded connection with the threaded hole and the thread groove.
7. The connection structure of the washing machine pulsator according to claim 6, wherein the first insert is further provided with a tapered through hole for housing the clutch transmission shaft, and first teeth parts radially arranged on a hole wall of the tapered through hole; the first spring seat and the thread groove are adjacently arranged on the first tooth part; the mounting holes are formed in the hole walls of the conical through holes at the positions of the two adjacent first tooth parts, and the hole diameter of the mounting hole close to the inner surface of the conical through hole is smaller than the hole diameter of the mounting hole close to the outer surface of the conical through hole.
8. The pulsator-connecting structure for washing machines according to claim 7, wherein the second insert is provided with an annular body, and the second spring holder and the second spring guard are provided on an inner surface of the annular body; the annular main body is further provided with a second tooth part at a position corresponding to the mounting hole, and the limiting sliding groove and the separating groove are formed in the end face, close to the axis of the annular main body, of the second tooth part.
9. The pulsator connection structure of any one of claims 1 to 8, wherein said position-limiting beads are provided as steel balls; the positioning groove is annularly arranged on the clutch transmission shaft, and the maximum opening size of the positioning groove is smaller than the diameter of the limiting bead; the separation groove is a spherical groove matched with the limiting ball, and a separation rib extending along the axis direction of the clutch transmission shaft is arranged at the bottom of the separation groove; when constant head tank and mounting hole parallel and level, break away from the groove set up in the lower extreme of mounting hole.
10. A washing machine characterized by comprising the pulsator-connecting structure for washing machines as claimed in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020926592.0U CN212560799U (en) | 2020-05-26 | 2020-05-26 | Washing machine impeller connection structure and washing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020926592.0U CN212560799U (en) | 2020-05-26 | 2020-05-26 | Washing machine impeller connection structure and washing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534967A (en) * | 2020-05-26 | 2020-08-14 | 安徽康佳同创电器有限公司 | Washing machine impeller connection structure and washing machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534967A (en) * | 2020-05-26 | 2020-08-14 | 安徽康佳同创电器有限公司 | Washing machine impeller connection structure and washing machine |
| CN111534967B (en) * | 2020-05-26 | 2024-02-23 | 陕西康佳智能家电有限公司 | Washing machine impeller connection structure and washing machine |
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Granted publication date: 20210219 |