CN220045795U - Lock catch structure and floor washing machine - Google Patents

Abstract

The utility model discloses a locking structure and a floor washing machine, which comprises a rotary joint, a locking assembly and a base, wherein the rotary joint is provided with a mounting seat and a ball head shaft; the lock catch assembly comprises a lock tongue and a first fixed seat fixed on the mounting seat, an opening is formed in the first fixed seat, a first end of the lock tongue is arranged at the opening, a second end of the lock tongue is arranged at the guide hole and can slide between a first position and a second position along the guide hole, and when the lock tongue is in the first position, the second end of the lock tongue stretches into the machine body through the guide hole to limit the machine body to rotate around a first axis; the base is fixed in the ground brush, and the bulb axle rotates to be connected in the base, and the bulb axle can rotate around the second axis, is equipped with on the base be used for with the first spacing groove of spring bolt first end complex, when the spring bolt was in the first position, first spacing groove was located in order to restrict the fuselage and rotate around the second axis to the first end of spring bolt to the fuselage can keep standing when making the spring bolt be in the first position.

Description

Lock catch structure and floor washing machine

Technical Field

The embodiment of the utility model relates to the technical field of cleaning equipment, in particular to a lock catch structure and a floor cleaning machine.

Background

Along with the high development of society, people attach more and more importance to household equipment intellectualization, a floor washer capable of efficiently cleaning the ground appears on the market at present, and most of the existing floor washer structures are connected between a cleaning main machine and a handle rod through a universal joint, so that the handle rod can swing back and forth and swing left and right relative to the cleaning main machine, and a cleaner can conveniently swing the handle rod to push the cleaning main machine to move when using.

However, the inventor has found that while the floor washing machine currently on the market can perform one-step cleaning, there is still an unreasonable place, such as the floor washing machine currently cannot be kept upright when not in use or when temporarily stopped.

Therefore, based on the defects of the existing floor washing machine in use, a locking structure is urgently needed to be designed to solve the technical problems.

Disclosure of Invention

In order to solve the technical problems, the embodiment of the utility model provides a lock catch structure which is simple in structure and small in size and can realize the erection of a floor washing machine and the floor washing machine.

The embodiment of the utility model solves the technical problems and provides the following technical proposal: there is provided a latch structure comprising:

the rotary joint comprises a mounting seat and a ball head shaft, the machine body of the floor washing machine is rotationally connected to the top of the mounting seat, the machine body can rotate around a first axis, the ball head shaft is arranged on the side part of the mounting seat, and a guide hole is formed in the bottom of the mounting seat;

the lock catch assembly comprises a first fixing seat and a lock tongue, wherein the first fixing seat is fixed at the bottom of the mounting seat, an opening for the first end of the lock tongue to pass through is formed in the first fixing seat, the second end of the lock tongue is arranged in the guide hole, the lock tongue can slide between a first position and a second position along the guide hole, and when the lock tongue is in the first position, the second end of the lock tongue stretches into the machine body through the guide hole to limit the machine body to rotate around a first axis;

the floor brush is fixed on the floor washer, the ball head shaft is rotatably connected to the base, the ball head shaft can rotate around a second axis, a first limit groove is formed in the base and is used for being matched with the first end of the lock tongue when the lock tongue is in the first position so as to limit the machine body to rotate around the second axis;

wherein the first axis and the second axis are perpendicular to each other.

In some embodiments, the locking bolt includes a stop portion disposed between the first end of the locking bolt and the second end of the locking bolt, and the stop portion is disposed between the first fixing seat and the guide hole.

In some embodiments, a second limiting groove is formed in the bottom of the mounting seat, the locking assembly comprises an elastic piece, a first end of the elastic piece is arranged in the second limiting groove, a second end of the elastic piece is used for being abutted to the stop portion, and the elastic piece is used for driving the lock tongue to slide between the first position and the second position along the guide hole.

In some embodiments, a third limiting groove is formed in the bottom of the mounting seat, the third limiting groove is communicated with the second limiting groove, the stop portion is arranged in the third limiting groove, and the stop portion can slide along the third limiting groove.

In some embodiments, a mounting groove is formed in the bottom of the mounting seat, the first fixing seat is fixed in the mounting groove, and the third limiting groove is located between the guide hole and the mounting groove along the sliding direction of the lock tongue.

In some embodiments, the latch assembly includes an elastic member, the elastic member is sleeved on the latch, and the elastic member is disposed between the stop portion and the guide hole. The elastic piece is used for driving the lock tongue to slide between the first position and the second position along the guide hole.

In some embodiments, the latch assembly further includes a second fixing base, the second fixing base is fixed on the ground brush, a first boss is disposed on the second fixing base, a second boss is disposed on the ball head shaft, and the first boss is used for being matched with the second boss when the lock tongue is in the first position, so as to prevent the body from tilting.

In some embodiments, the first limiting groove is a U-shaped groove.

In some embodiments, the mount is integrally formed with the ball stud.

The embodiment of the utility model also provides a floor washing machine which comprises a machine body, a floor brush and the locking structure.

The embodiment of the utility model has the beneficial effects that:

compared with the prior art, the lock catch structure and the floor washing machine provided by the embodiment of the utility model are simple in structure and small in size, when the lock tongue is in the first position through the movement of the lock tongue, the first end of the lock tongue is matched with the machine body to limit the machine body to rotate around the first axis x, and the second end of the lock tongue is matched with the first limit groove to limit the machine body to rotate around the second axis y, so that the machine body is kept upright, and the user experience is improved.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the embodiments of the present utility model will be briefly described below. It is evident that the drawings described below are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic view of a floor scrubber according to an embodiment of the present utility model;

FIG. 2 is a simplified schematic diagram of the floor scrubber shown in FIG. 1;

FIG. 3 is an exploded schematic view of the floor scrubber shown in FIG. 2;

FIG. 4 is a top view of the floor scrubber shown in FIG. 2;

FIG. 5 is a schematic cross-sectional view of the floor scrubber shown in FIG. 4 along line A-A;

FIG. 6 is an enlarged schematic view of the floor scrubber shown in FIG. 5 at B;

FIG. 7 is a schematic view of the floor scrubber of FIG. 3 from a first perspective;

FIG. 8 is a schematic view of the floor scrubber of FIG. 3 from a second perspective;

fig. 9 is a schematic view of the structure of the base in the floor scrubber shown in fig. 3.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to/connected to "another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "two ends," "middle," and the like, as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, for convenience of description and simplicity of description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first" and "second," etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In addition, the technical features mentioned in the different embodiments of the utility model described below can be combined with one another as long as they do not conflict with one another.

In addition, the technical features mentioned in the different embodiments of the utility model described below can be combined with one another as long as they do not conflict with one another.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a floor scrubber 1 according to one embodiment of the present utility model, the floor scrubber 1 includes a machine body 100, a latch structure 200 and a floor brush 300, the machine body 100 is mounted to the floor brush 300 through the latch structure 200, the latch structure 200 is located between the machine body 100 and the floor brush 300, the machine body 100 can swing left and right around a first axis x relative to the floor brush 300, and the machine body 100 can swing back and forth around a second axis y relative to the floor brush 300, which will be described later.

In the embodiment of the present utility model, the first axis x is the left-right direction of the floor washer 1, the second axis y is the front-back direction of the floor washer 1, the first axis x and the second axis y are perpendicular to each other, and the first axis x and the second axis y are perpendicular to the height direction of the floor washer (the sliding direction of the lock tongue).

Referring to fig. 2, the latch structure 200 includes a rotary joint 210, a latch assembly 220 and a base 230, wherein the machine body 100 is rotatably connected to a top of the rotary joint 210, the machine body 100 can rotate around a first axis x relative to the rotary joint 210, the base 230 is fixed to the floor brush 300, the rotary joint 210 is rotatably connected to the base 230, the rotary joint 210 can rotate around a second axis y relative to the base 230, so that the machine body can rotate around the second axis y relative to the base, the latch assembly 220 is used for switching the floor washing machine 1 between an upright position and a working position, and the floor washing machine 1 is prevented from being able to keep upright when in a non-working position.

When the floor washing machine 1 is in the working position, the machine body 100 can rotate relative to the floor brush 300 about the first axis x and also can rotate relative to the floor brush 300 about the second axis y.

In some embodiments, referring to fig. 3-8, the rotary joint 210 includes a mounting seat 211, a ball shaft 212 and a guide hole 213, the body 100 is rotatably connected to the top of the mounting seat 211, the body 100 can swing around a first axis x relative to the brush 300, the ball shaft 212 is disposed on a side of the mounting seat 211, the guide hole 213 penetrates through the bottom of the mounting seat 211 from the top of the mounting seat 211, the latch assembly 220 includes a first fixing seat 221 and a latch 222, the first fixing seat 221 is fixed to the bottom of the mounting seat 211, an opening through which a first end 2221 of the latch 222 passes is disposed on the first fixing seat 221, a second end 2222 of the latch 222 is disposed in the guide hole 213, the latch 222 can slide along the guide hole 213 between a first position and a second position, the ball shaft 212 is rotatably connected to the base 230, the ball shaft 212 can swing around a second axis y relative to the brush 300, and a first limit slot 231 is disposed on the base 230, and the first limit slot 231 is used for cooperating with the first end 2221 of the latch 222 when the latch 222 is in the first position to limit the forward and backward swing of the body 100; when the lock tongue 222 is at the first position, the first end 2221 of the lock tongue 222 is disposed in the first limiting groove 231, and the second end 2222 of the lock tongue 222 extends into the body through the guide hole 213 to limit the body 100 to rotate around the first axis x, and also limit the body to rotate around the second axis y, thereby keeping the body upright.

It should be noted that, in the embodiment of the present utility model, the first position is the upright locking position, and the second position is the free position, that is, the second position, the machine body 100 may swing back and forth or left and right with respect to the floor brush 300.

It will be appreciated that the top of the mount refers to the end of the mount that is adjacent to the fuselage in the direction of the height of the floor scrubber, the bottom of the mount refers to the end of the mount opposite the top of the mount in the direction of the height of the floor scrubber, and the side of the mount refers to the portion that is at the outer end of the mount in the direction of the second axis y.

In some embodiments, as shown in fig. 3, the latch assembly 220 includes an elastic member 223, the elastic member 223 is sleeved on the latch tongue 222, and the elastic member 223 is disposed between the guide hole 213 and the first fixing base 221, when the body 100 reaches the upright position, the elastic member 223 is compressed, and the second end 2222 of the latch tongue 222 extends into the through hole 101 of the body 100 under the action of the elastic member 223, so as to limit the body 100 from swinging left and right relative to the floor brush 300.

It can be understood that when the elastic piece is sleeved on the lock tongue, a step surface is arranged in the mounting seat, one end of the elastic piece is used for being abutted against the step surface, and the other end of the elastic piece is used for being abutted against the first fixing seat.

Specifically, when the body 100 reaches the upright position, the through hole 101 communicates with the guide hole 213, and the first end 2221 of the lock tongue 222 protrudes into the through hole 101 through the guide hole 213, thereby restricting the body 100 from rotating about the first axis x.

In some embodiments, to avoid the latch 222 from moving to transition and disengaging from the guide hole 213 under the restoring force of the elastic member 223, the latch 222 includes a stop portion 2223, the stop portion 2223 is disposed between the first end 2221 of the latch 222 and the second end 2222 of the latch 222, and the stop portion 2223 is disposed between the first fixing seat 221 and the guide hole 213, one end of the elastic member 223 is used for abutting against the step surface, and the other end of the elastic member 223 is used for abutting against the stop portion 2223.

In some embodiments, the elastic member 223 may not be sleeved on the lock tongue 222, for example, as shown in fig. 5 and 6, the bottom of the mounting seat 211 is provided with a second limiting groove 214, one end of the elastic member 223 is disposed in the second limiting groove 214, and the other end of the elastic member 223 is used for abutting against the stop portion 2223.

In some embodiments, the stop portion 2223 is formed to extend from the locking tongue 222 to two sides, and in order to make the locking tongue 222 move along the guiding hole 213 more smoothly, the number of the elastic members 223 is 2, and the two elastic members 223 are respectively disposed at two sides of the guiding hole 213.

It is understood that the number of the second limiting grooves 214 is 2, and an elastic member 223 is disposed in one of the second limiting grooves 214.

In some embodiments, to further increase the stability of the movement of the lock tongue 222, a third limiting groove 215 is disposed at the bottom of the mounting seat 211, the third limiting groove 215 is communicated with the second limiting groove 214, a stop portion 2223 is disposed in the third limiting groove 215, and the stop portion 2223 can slide along the third limiting groove 215.

In some embodiments, the bottom of the mounting base 211 is provided with a mounting groove 216, the first fixing base 221 is fixed in the mounting groove 216, and the third limiting groove 215 is located between the guiding hole 213 and the mounting groove 216 along the height direction (sliding direction of the lock tongue) of the floor cleaning machine, so as to reduce the portion of the locking assembly 220 exposed out of the rotary joint 210, thereby increasing the aesthetic feeling of the floor cleaning machine 1.

In some embodiments, the second limiting groove 214, the third limiting groove 215, and the mounting groove 216 are all recessed from the bottom of the mounting groove 216 toward the top of the mounting seat 211.

In some embodiments, to further prevent the fuselage from tilting backward under gravity or external force, as shown in fig. 2 and 3, the latch assembly 220 further includes a second fixing base 224, where the second fixing base 224 is fixed to the floor brush 300, a first boss 2241 is provided on the second fixing base 224, and a second boss 217 is provided on the ball axle 212, where the first boss 2241 is used to cooperate with the second boss 217 when the latch tongue 222 is in the first position (the fuselage is in the upright position) to prevent the fuselage 100 from tilting backward.

Specifically, when the body 100 is in the upright position, the elastic member 223 is compressed, the second end 2222 of the lock tongue 222 abuts against the first limiting groove 231, at this time, the body cannot swing backward around the second axis y, the first end 2221 of the lock tongue 222 extends into the through hole 101 of the body 100 under the compression of the elastic member 223, at this time, the body 100 cannot swing left and right around the first axis x, and the first boss 2241 abuts against the second boss 217, so that the body 100 is further blocked from tilting backward under the action of external force, and thus the body 100 keeps upright relative to the floor brush 300.

In some embodiments, the first limit groove 231 is a U-shaped groove, such that when a forward force is applied to the body 100, the latch 222 moves from the first position to the second position, and in particular, the second end 2222 of the latch 222 can slide out of the first limit groove 231, such that the first end 2221 of the latch 222 is disengaged from the through hole 101 of the body 100 under the restoring force of the elastic member 223.

It will be appreciated that the opening of the U-shaped channel is directed towards the rear of the floor scrubber 1.

In some embodiments, the mount 211 is integrally formed with the ball stud 212.

In some embodiments, the second boss 217 is integrally formed with the ball stud 212.

In some embodiments, the body 100 is rotatably connected to the mounting base 211 in a plurality of ways, for example, a supporting arm 218 is provided on the top of the mounting base 211, a rotation hole 219 is provided on the supporting arm 218, and a rotation shaft is provided on the body 100 and is rotatably connected to the rotation hole 219.

In the embodiment of the utility model, as shown in fig. 3, the body 100 includes a first housing 110 and a second housing 120, the first housing 110 and the second housing 120 are fastened to each other, a first rotating arm and a second rotating arm are respectively formed on the first housing 110 and the second housing 120, a first shaft is disposed on the first rotating arm, a second shaft is disposed on the second rotating arm, a first supporting arm 218a and a second supporting arm 218b are respectively formed on the top of the mounting seat 211, a first rotating hole 219a is disposed on the first supporting arm 218a, a second rotating hole 219b is disposed on the second supporting arm 219b, the first shaft is rotatably connected to the first rotating hole 219a, and the second shaft is rotatably connected to the second rotating hole 219b, so that the body 100 can rotate around the first axis x relative to the mounting seat 211.

It will be appreciated that the first support arm 218a and the second support arm 218b are spaced apart from each other on top of the mounting base 211.

In some embodiments, to further improve the stability of the body 100 relative to the mounting base 211, a first rotating channel and a second rotating channel (not labeled) are disposed on the mounting base 211, the first rotating arm is disposed in the first rotating channel and the first rotating arm can rotate along the first rotating channel, the second rotating arm is disposed in the second rotating channel, and the second rotating arm can rotate along the second rotating channel.

It is understood that the bottoms of the first and second rotating arms are both arc-shaped.

In some embodiments, the base 230 has a third rotating groove formed thereon, and the ball axle 212 is rotatably connected to the third rotating groove.

In some embodiments, the base 230 is formed with a first slot 232, the floor brush 300 is formed with a second slot, the first slot 232 and the second slot together form a third rotation slot, and the ball axle 212 is rotatably connected to the third rotation slot, so that the machine body 100 can swing back and forth relative to the floor brush 300 around the second axis y.

The lock catch structure and the floor washing machine provided by the embodiment of the utility model are simple in structure and small in size, and the front-back swing and the left-right swing of the machine body are limited by the cooperation of the first end of the lock tongue and the machine body and the cooperation of the second end of the lock tongue and the first limit groove, so that the machine body is kept upright relative to the floor brush, and the user experience is improved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as above, which are not provided in details for the sake of brevity; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides a hasp structure, is applied to floor washing machine, its characterized in that includes:

the rotary joint comprises a mounting seat and a ball head shaft, the machine body of the floor washing machine is rotationally connected to the top of the mounting seat, the machine body can rotate around a first axis, the ball head shaft is arranged on the side part of the mounting seat, and a guide hole is formed in the bottom of the mounting seat;

the lock catch assembly comprises a first fixing seat and a lock tongue, wherein the first fixing seat is fixed at the bottom of the mounting seat, an opening for the first end of the lock tongue to pass through is formed in the first fixing seat, the second end of the lock tongue is arranged in the guide hole, the lock tongue can slide between a first position and a second position along the guide hole, and when the lock tongue is in the first position, the second end of the lock tongue stretches into the machine body through the guide hole to limit the machine body to rotate around a first axis;

the floor brush is fixed on the floor washer, the ball head shaft is rotatably connected to the base, the ball head shaft can rotate around a second axis, a first limit groove is formed in the base and is used for being matched with the first end of the lock tongue when the lock tongue is in the first position so as to limit the machine body to rotate around the second axis;

wherein the first axis and the second axis are perpendicular to each other.

2. The latch structure according to claim 1, wherein,

the lock tongue comprises a stop part, wherein the stop part is arranged between the first end of the lock tongue and the second end of the lock tongue, and the stop part is arranged between the first fixing seat and the guide hole.

3. The latch structure according to claim 2, wherein,

the bottom of mount pad is equipped with the second spacing groove, the hasp subassembly includes the elastic component, the first end of elastic component is located the second spacing groove, the second end of elastic component be used for with backstop portion butt, the elastic component is used for order about the spring bolt follows the guiding hole is in first position with slide between the second position.

4. The latch structure according to claim 3, wherein,

the bottom of mount pad is equipped with the third spacing groove, the third spacing groove with second spacing groove intercommunication, backstop portion locates the third spacing groove, just backstop portion can follow the slip of third spacing groove.

5. The latch structure according to claim 4, wherein,

the bottom of mount pad is equipped with the mounting groove, first fixing base is fixed in the mounting groove, along the slip direction of spring bolt, the third spacing groove is located the guiding hole with between the mounting groove.

6. The latch structure according to claim 2, wherein,

the lock catch assembly comprises an elastic piece, the elastic piece is sleeved on the lock tongue, the elastic piece is arranged between the stop part and the guide hole, and the elastic piece is used for driving the lock tongue to slide between the first position and the second position along the guide hole.

7. The latch structure according to claim 5 or 6, wherein,

the lock catch assembly further comprises a second fixing seat, the second fixing seat is fixed on the ground brush, a first boss is arranged on the second fixing seat, a second boss is arranged on the ball head shaft, and the first boss is used for being matched with the second boss when the lock tongue is located at the first position so as to prevent the machine body from toppling.

8. The latch structure according to claim 1, wherein,

the first limit groove is a U-shaped groove.

9. The latch structure according to claim 1, wherein,

the mounting seat and the ball head shaft are integrally formed.

10. A floor scrubber, comprising: a fuselage, floor brush, and latch arrangement as defined in any one of claims 1 to 9.