Permanent magnet motor cleaning machine

Abstract

The utility model relates to the technical field of cleaning, in particular to a permanent magnet motor cleaning machine which comprises a cleaning machine body and a pushing assembly. The pushing assembly comprises a rotating mechanism, a sleeve, two mounting lugs, two guide rods, a handrail, a screw rod and a knob; the rotating mechanism can adjust the inclination angle of the armrest; when the screw rod is rotated, the screw rod can ascend and descend in the sleeve; the two installation lugs are used for installing the two guide rods in a sliding mode, and the two guide rods are used for restraining and guiding the handrail. The knob is used for conveniently rotating the screw rod; the top end of the screw rod is rotationally connected with the handrail, and the handrail and the screw rod do not move relative to each other and only rotate relative to each other; the screw rod ascends and descends to drive the handrail to ascend and descend; in the specific use process, the handrail is adjusted to a proper inclination angle through the rotating mechanism, then the rotary knob is rotated, the screw rod is made to rotate, the screw rod drives the handrail to ascend and descend, and therefore the height of the handrail can be adjusted according to needs.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning, in particular to a permanent magnet motor cleaning machine. Background Art

[0002] At present, the washing machine generally adopts asynchronous motor, which has low efficiency and large size. Moreover, it requires a very high starting current when starting, which affects the grid voltage. Therefore, the existing washing machines generally use permanent magnet motors as power sources.

[0003] The prior art (CN213378164U) discloses a base with wheels, a permanent magnet motor arranged on the base, a pump body with a water inlet and a water outlet, the water inlet and the water outlet of the pump body are connected to the water inlet pipe and the water gun respectively, a plunger driven by a motor is arranged in the pump body, and the water in the water pipe is pumped to the water gun, the permanent magnet motor is provided with a frequency converter, and a control panel connected to the frequency converter is arranged on the top cover, the frequency converter, the permanent magnet motor and the pump body are arranged in a shell, and a clearance hole is arranged on the shell, and the water inlet and the water outlet of the pump body are directly opposite to the clearance hole. The use of a permanent magnet motor with a frequency converter can improve the problems of high energy consumption, low speed and insufficient head. The shell surrounds the permanent magnet motor, the frequency converter and the pump body to prevent the internal structure from being exposed and damaged, and the visual effect is good. A handrail is also arranged on one side of the base, and the handrail is composed of a first connecting section and a second connecting section, and the first connecting section and the second connecting section are rotatably connected, so the handrail can be folded for easy storage.

[0004] However, the height of the armrest cannot be adjusted in the above manner, which is inconvenient for people of different heights to use. Utility Model Content

[0005] The utility model aims to provide a permanent magnet motor cleaning machine, the height of the handrail can be adjusted according to needs.

[0006] To achieve the above-mentioned purpose, the utility model provides a permanent magnet motor cleaning machine, comprising a cleaning machine body and a driving assembly;

[0007] The pushing assembly includes a rotating mechanism, a sleeve, two mounting ears, two guide rods, a handrail, a screw and a knob;

[0008] The rotating mechanism is arranged on one side of the cleaning machine body; the sleeve is fixedly connected to the rotating mechanism and is located on one side of the rotating mechanism; the two mounting ears are respectively fixedly connected to the sleeve and are respectively located on the sides of the sleeve; the two guide rods are respectively slidably connected to the two mounting ears and pass through the two mounting ears respectively; the handrails are respectively fixedly connected to the two guide rods and are located on one side of the two guide rods; the screw is threadedly connected to the sleeve, rotatably connected to the handrail, and is located in the sleeve; the knob is fixedly connected to the screw and is located on one side of the screw.

[0009] Wherein, the pushing assembly further comprises two anti-slip soft covers; the two anti-slip soft covers are respectively fixedly connected to the armrest and are respectively located on one side of the armrest.

[0010] Among them, the rotating mechanism includes two mounting plates, a rotating shaft, a connecting frame, a bracket, a worm wheel and a worm; the two mounting plates are respectively fixedly connected to the cleaning machine body and are respectively located on one side of the cleaning machine body; the rotating shaft is respectively rotatably connected to the two mounting plates and passes through the two mounting plates respectively; the connecting frame is fixedly connected to the rotating shaft and is fixedly connected to the sleeve and is located on one side of the rotating shaft; the bracket is fixedly connected to the cleaning machine body and is located on one side of the cleaning machine body; the worm wheel is fixedly connected to the rotating shaft and is located on one side of the rotating shaft; the worm is rotatably connected to the bracket and meshes with the worm wheel.

[0011] Wherein, the rotating mechanism further includes a rotating handle; the rotating handle is fixedly connected to the worm and is located on one side of the worm.

[0012] Wherein, the pushing assembly further comprises a protection mechanism; the protection mechanism is arranged on one side of the handrail.

[0013] Among them, the protective mechanism includes a retaining ring, two mounting seats and two ball bearings; the retaining ring is fixedly connected to the armrest and is located on one side of the armrest; the two mounting seats are respectively fixedly connected to the screw rod and are respectively located on one side of the screw rod; the two ball bearings are respectively arranged in the two mounting seats.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. Set the rotating mechanism, the sleeve, the two mounting ears, the two guide rods, the handrail, the screw and the knob; the rotating mechanism can rotate to adjust the inclination angle of the sleeve, and finally adjust the inclination angle of the handrail, so that the user can adjust the inclination according to actual needs; the sleeve has threads inside, and the screw can be rotated to achieve the lifting effect in the sleeve; the two mounting ears are used to slide and install the two guide rods, and the two guide rods are used to constrain and guide the handrail; the knob is used to facilitate the rotation of the screw; the top of the screw is rotatably connected to the handrail, and the handrail and the screw will not move relative to each other, but only rotate relative to each other; the lifting of the screw can drive the handrail to lift and lower; in specific use, the rotating mechanism is used to adjust the handrail to a suitable inclination angle, and then the knob is turned to rotate the screw, and the screw drives the handrail to lift and lower, so that the height of the handrail can be adjusted as needed. Holding the handrail can push the cleaning machine body to move.

[0016] 2. Set the retaining ring, the two mounting seats and the two ball bearings; the mounting seat is used to install the ball bearings, the ball bearings are in contact with the retaining ring, the retaining ring and the ball bearings can rotate relative to each other, and will not affect the relative rotation between the screw rod and the armrest. When the rotating connection between the screw rod and the armrest fails, the screw rod rises, and the two ball bearings push the retaining ring, and the retaining ring can still push the armrest to rise. When the screw rod descends, the armrest can still be driven to descend through the knob. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0018] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0019] Figure 2 It is a schematic structural diagram of the first embodiment of the utility model from another angle.

[0020] Figure 3 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0021] Figure 4 yes Figure 3 A partial enlargement of detail A.

[0022] 101-cleaning machine body, 102-pushing assembly, 103-rotating mechanism, 104-sleeve, 105-mounting ear, 106-guide rod, 107-handrail, 108-screw, 109-knob, 110-anti-slip soft cover, 111-mounting plate, 112-rotating shaft, 113-connecting frame, 114-bracket, 115-worm gear, 116-worm, 117-rotating handle, 201-protective mechanism, 202-retaining ring, 203-mounting seat, 204-ball. DETAILED DESCRIPTION

[0023] The first embodiment of the present application is:

[0024] See also Figure 1-Figure 2 ,in, Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 It is a schematic structural diagram of the first embodiment of the utility model from another angle.

[0025] The utility model provides a permanent magnet motor cleaning machine: comprising a cleaning machine body 101 and a pushing assembly 102; the pushing assembly 102 comprises a rotating mechanism 103, a sleeve 104, two mounting ears 105, two guide rods 106, an armrest 107, a screw 108, a knob 109 and two anti-slip soft covers 110; the rotating mechanism 103 comprises two mounting plates 111, a rotating shaft 112, a connecting frame 113, a bracket 114, a worm gear 115, a worm 116 and a rotating handle 117; through the above scheme, the height of the armrest 107 can be adjusted as needed.

[0026] For this specific embodiment, the cleaning machine body 101 is a cleaning machine in the prior art, which is composed of a base, wheels, a permanent magnet motor, a pump body, a frequency converter, a housing, a cover, a top cover and a control panel, etc., and specifically refers to the patent document with the publication number CN213378164U; and the permanent magnet motor is used as a power source, and the characteristic of the controllable speed of the permanent magnet motor can be reasonably utilized. After the user turns off the output, the delay starts with the reception of the gun-off signal as the starting point, and the motor speed is slowly reduced after a period of time, and the output is turned off when it drops to a low speed. During this period, if the output is turned on, the permanent magnet motor will immediately enter a high-speed state, so that water flow will be output immediately after the gun is fired. To ensure safety, an emergency stop switch is added at the same time. When an emergency occurs, press the switch and the permanent magnet motor will stop running immediately. The user experience is good, the pump head life is extended after shutdown, and energy is saved at the same time.

[0027] Among them, the rotating mechanism 103 is arranged on one side of the cleaning machine body 101; the sleeve 104 is fixedly connected to the rotating mechanism 103 and is located on one side of the rotating mechanism 103; the two mounting ears 105 are respectively fixedly connected to the sleeve 104 and are respectively located on the sides of the sleeve 104; the two guide rods 106 are respectively slidably connected to the two mounting ears 105 and pass through the two mounting ears 105 respectively; the handrail 107 is respectively fixedly connected to the two guide rods 106 and is located on one side of the two guide rods 106; the screw 108 is threadedly connected to the sleeve 104, and is rotatably connected to the handrail 107, and is located in the sleeve 104; the knob 109 is fixedly connected to the screw 108 and is located on one side of the screw 108. The rotating mechanism 103 can rotate to adjust the inclination angle of the sleeve 104, and finally adjust the inclination angle of the handrail 107, so that the user can adjust the inclination according to actual needs; the sleeve 104 has threads inside, and the screw 108 is rotated, and the screw 108 can achieve the lifting effect in the sleeve 104; the two mounting ears 105 are used for slidingly mounting the two guide rods 106, and the two guide rods 106 are used to constrain and guide the handrail 107; the knob 109 is used to facilitate the rotation of the screw 108; The top of the screw rod 108 is rotatably connected to the armrest 107. The armrest 107 and the screw rod 108 do not move relative to each other, but only rotate relative to each other. The lifting and lowering of the screw rod 108 can drive the armrest 107 to move up and down. When in use, the armrest 107 is adjusted to a suitable tilt angle by using the rotating mechanism 103, and then the knob 109 is turned to rotate the screw rod 108, and the screw rod 108 drives the armrest 107 to move up and down, so that the height of the armrest 107 can be adjusted as needed. Holding the armrest 107 can push the cleaning machine body 101 to move.

[0028] Secondly, the two anti-skid soft covers 110 are respectively fixedly connected to the armrest 107 and are respectively located on one side of the armrest 107. The anti-skid soft covers 110 are used to prevent the hand from slipping on the armrest 107 and make the grip comfortable.

[0029] At the same time, the two mounting plates 111 are respectively fixedly connected to the cleaning machine body 101 and are respectively located on one side of the cleaning machine body 101; the rotating shaft 112 is respectively rotatably connected to the two mounting plates 111 and passes through the two mounting plates 111 respectively; the connecting frame 113 is fixedly connected to the rotating shaft 112 and is fixedly connected to the sleeve 104 and is located on one side of the rotating shaft 112; the bracket 114 is fixedly connected to the cleaning machine body 101 and is located on one side of the cleaning machine body 101; the worm gear 115 is fixedly connected to the rotating shaft 112 and is located on one side of the rotating shaft 112; the worm 116 is rotatably connected to the bracket 114 and meshes with the worm gear 115. The two mounting plates 111 are used to rotatably mount the rotating shaft 112, the bracket 114 is used to rotatably mount the worm 116, the connecting frame 113 can rotate along with the rotating shaft 112, thereby driving the sleeve 104 to rotate, and when the inclination angle of the armrest 107 needs to be adjusted, the worm 116 is rotated, the worm 116 drives the worm wheel 115 to rotate, the worm wheel 115 drives the rotating shaft 112 to rotate, the rotating shaft 112 drives the connecting frame 113 to rotate, the connecting frame 113 drives the sleeve 104 to rotate, and finally drives the armrest 107 to tilt.

[0030] In addition, the rotating handle 117 is fixedly connected to the worm 116 and is located at one side of the worm 116. The rotating handle 117 is used to facilitate the rotation of the worm 116.

[0031] In the permanent magnet motor cleaning machine described in this embodiment, the rotating mechanism 103 can rotate to adjust the inclination angle of the sleeve 104, and finally adjust the inclination angle of the handrail 107, so that the user can adjust the inclination according to actual needs; the sleeve 104 has threads inside, and the screw 108 is rotated, and the screw 108 can achieve the lifting effect in the sleeve 104; the two mounting ears 105 are used for slidingly mounting the two guide rods 106, and the two guide rods 106 are used to constrain and guide the handrail 107; the knob 109 is used to facilitate the rotation The screw 108; the top of the screw 108 is rotatably connected to the armrest 107, and the armrest 107 and the screw 108 will not move relative to each other, but will rotate relative to each other; the lifting and lowering of the screw 108 can drive the armrest 107 to lift and lower; in specific use, the armrest 107 is adjusted to a suitable tilt angle by using the rotating mechanism 103, and then the knob 109 is turned to rotate the screw 108, and the screw 108 drives the armrest 107 to lift and lower, so that the height of the armrest 107 can be adjusted as needed. Holding the armrest 107 can push the cleaning machine body 101 to move.

[0032] The second embodiment of the present application is:

[0033] Based on the first embodiment, please refer to Figure 3-Figure 4 ,in, Figure 3 It is a schematic diagram of the overall structure of the second embodiment of the utility model. Figure 4 yes Figure 3 A partial enlargement of detail A.

[0034] The pushing assembly 102 of the permanent magnet motor cleaning machine provided by the utility model further includes a protection mechanism 201 ; the protection mechanism 201 includes a retaining ring 202 , two mounting seats 203 and two balls 204 .

[0035] According to this specific embodiment, the protection mechanism 201 is arranged on one side of the handrail 107. If the rotation connection between the screw 108 and the handrail 107 fails, the screw 108 will move relative to the handrail 107, resulting in the screw 108 being unable to drive the handrail 107 to rise, so the protection mechanism 201 is arranged.

[0036] The retaining ring 202 is fixedly connected to the handrail 107 and is located on one side of the handrail 107; the two mounting seats 203 are respectively fixedly connected to the screw rod 108 and are respectively located on one side of the screw rod 108; and the two balls 204 are respectively arranged in the two mounting seats 203. The mounting seats 203 are used to install the balls 204, and the balls 204 are in contact with the retaining ring 202, and do not affect the mutual rotation between the screw rod 108 and the handrail 107. When the rotation connection between the screw rod 108 and the handrail 107 fails, the screw rod 108 rises, and the two balls 204 push the retaining ring 202, and the retaining ring 202 can still push the handrail 107 to rise. When the screw rod 108 descends, the handrail 107 is driven to descend through the knob 109.

[0037] In the permanent magnet motor cleaning machine described in this embodiment, the mounting seat 203 is used to mount the ball 204, and the ball 204 is in contact with the retaining ring 202. The retaining ring 202 and the ball 204 can rotate relative to each other without affecting the relative rotation between the screw 108 and the armrest 107. When the rotation connection between the screw 108 and the armrest 107 fails, the screw 108 rises, and the two balls 204 push the retaining ring 202. The retaining ring 202 can still push the armrest 107 to rise. When the screw 108 descends, the armrest 107 can still be driven to descend through the knob 109.

[0038] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A permanent magnet motor cleaning machine, comprising a cleaning machine body; characterized in that: Also included is a propulsion component; The pushing assembly includes a rotating mechanism, a sleeve, two mounting ears, two guide rods, a handrail, a screw and a knob; The rotating mechanism is arranged on one side of the cleaning machine body; the sleeve is fixedly connected to the rotating mechanism and is located on one side of the rotating mechanism; the two mounting ears are respectively fixedly connected to the sleeve and are respectively located on the sides of the sleeve; the two guide rods are respectively slidably connected to the two mounting ears and pass through the two mounting ears respectively; the handrails are respectively fixedly connected to the two guide rods and are located on one side of the two guide rods; the screw is threadedly connected to the sleeve, rotatably connected to the handrail, and is located in the sleeve; the knob is fixedly connected to the screw and is located on one side of the screw.

2. A permanent magnet motor cleaning machine as claimed in claim 1, characterized in that: The pushing assembly also includes two anti-skid soft covers; the two anti-skid soft covers are respectively fixedly connected to the armrest and are respectively located on one side of the armrest.

3. A permanent magnet motor cleaning machine as claimed in claim 2, characterized in that: The rotating mechanism includes two mounting plates, a rotating shaft, a connecting frame, a bracket, a worm wheel and a worm; the two mounting plates are respectively fixedly connected to the cleaning machine body and are respectively located on one side of the cleaning machine body; the rotating shaft is respectively rotatably connected to the two mounting plates and passes through the two mounting plates respectively; the connecting frame is fixedly connected to the rotating shaft and to the sleeve and is located on one side of the rotating shaft; the bracket is fixedly connected to the cleaning machine body and is located on one side of the cleaning machine body; the worm wheel is fixedly connected to the rotating shaft and is located on one side of the rotating shaft; the worm is rotatably connected to the bracket and meshes with the worm wheel.

4. A permanent magnet motor cleaning machine as claimed in claim 3, characterized in that: The rotating mechanism also includes a rotating handle; the rotating handle is fixedly connected to the worm and is located on one side of the worm.

5. A permanent magnet motor cleaning machine as claimed in claim 4, characterized in that: The pushing assembly also includes a protection mechanism; the protection mechanism is arranged on one side of the handrail.

6. A permanent magnet motor cleaning machine as claimed in claim 5, characterized in that: The protective mechanism includes a retaining ring, two mounting seats and two ball bearings; the retaining ring is fixedly connected to the armrest and is located on one side of the armrest; the two mounting seats are respectively fixedly connected to the screw rod and are respectively located on one side of the screw rod; the two ball bearings are respectively arranged in the two mounting seats.

Images