Convenient-to-mount toilet roll sleeve rotating shaft of closestool

Abstract

The utility model discloses a toilet roll sleeve rotating shaft convenient to install, which is rotatably arranged in a sleeve outlet cavity and a sleeve collecting cavity of an intelligent toilet and comprises a rotating shaft, the rotating shaft comprises a rotating shaft body and a pair of fixing pieces, and the two fixing pieces are symmetrically and fixedly arranged at the two ends of the rotating shaft body respectively. A clamping head is arranged on the surface of one side, far away from the rotating shaft body, of the fixing piece close to one side of the driving motor, the clamping head comprises three bosses arranged in a circular ring array, a clamping groove is formed among the three bosses, a clamping part is defined by the three bosses, and a guide inclined plane is arranged on the surface of one end, far away from the fixing piece, of each boss; the transfer wheel comprises a base body capable of being embedded in the clamping part, the periphery of the base body extends outwards to form a clamping strip matched with the clamping groove, an arc guide face is arranged at the end, close to the fixing piece, of the clamping strip, and a ball guide face consistent with the arc guide face in curvature is arranged at the end, close to the fixing piece, of the base body; the base body is further provided with a motor mounting hole matched with an output shaft of the driving motor.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent toilet sanitary roll cover equipment, in particular to a convenient installation sanitary roll cover rotating shaft for a toilet. Background Art

[0002] In the market, intelligent toilet seats with replaceable toilet roll covers need to be aligned with the card position when replacing the toilet roll cover, which often fails to lock and causes the machine to not operate normally. Some products have added a spring to the transfer wheel to reduce the difficulty of replacement, but it will increase the manufacturing process and cost. Therefore, our company has developed a transfer wheel and shaft installation mechanism that can be easily installed without adding extra parts. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a toilet convenient installation toilet roll sleeve shaft, the utility model is implemented as follows:

[0004] A conveniently installed toilet roll sleeve rotating shaft is rotatably arranged in a sleeve outlet cavity and a sleeve receiving cavity of a smart toilet, comprising:

[0005] A rotating shaft, the rotating shaft comprises a rotating shaft body and a pair of fixing plates, the two fixing plates are symmetrically fixedly arranged at the two ends of the rotating shaft body, the fixing plate close to the driving motor is provided with a positioning head on the side away from the rotating shaft body, the positioning head comprises three bosses arranged in a circular array, a positioning groove is provided between the three bosses, the three bosses are surrounded to form a clamping portion, and a guiding inclined surface is provided on the end surface of the boss away from the fixing plate;

[0006] The transfer wheel includes a base that can be embedded in the clamping part, the outer circumference of the base extends outward to form a clamping strip that is compatible with the clamping groove, the clamping strip is provided with an arc guide surface at one end close to the fixing plate, and the base is provided with a ball guide surface with the same curvature as the arc guide surface at one end close to the fixing plate. The base is also provided with a motor mounting hole that is compatible with the output shaft of the driving motor.

[0007] Preferably, each of the bosses is in the shape of a 1 / 5 to 1 / 4 sector arc, and the positioning groove formed by the three bosses is in the shape of a cylinder.

[0008] As a further improvement, the guide slope of each boss is provided with a yield slope at two ends close to the adjacent bosses.

[0009] As a further improvement, the guide slope includes a pair of guide parts symmetrically arranged with the central axis surface of the boss as the symmetry plane, and the guide parts are strip-shaped twisted surfaces with a slope gradually increasing from the direction gradually away from the other guide part to the direction approaching the fixing plate.

[0010] As a further improvement, the two yielding inclined surfaces on the same boss are chamfered inclined surfaces inclined toward each other and connected to the guide portion.

[0011] The beneficial effects of the utility model are:

[0012] A locking head formed by three bosses is arranged on the fixing plate, a guiding inclined surface is provided on the surface of one end of the boss away from the fixing plate, a transfer wheel is inserted and embedded in the locking head, a clamping strip on the transfer wheel is adapted to a locking groove on the locking head, an arc guide surface is arranged at one end of the clamping strip close to the fixing plate, and a ball guide surface with the same curvature as the arc guide surface is arranged at one end of the base close to the fixing plate, so that when the shaft is installed and locked, the transfer wheel can be rotated in the locking head to realize adaptive alignment in the process of pressing down and locking, and at the same time, after being assembled in place, the normal assembly position is restored and then connected to the output shaft of the motor. The structure is simpler and can also meet the needs of convenient installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model in an exploded state.

[0014] Figure 2 It is a schematic diagram of the local structure of the rotating shaft body of the utility model near the driving motor.

[0015] Figure 3 It is a schematic diagram of the overall structure of the transfer wheel of the utility model. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0017] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0018] A conveniently installed toilet roll sleeve rotating shaft is rotatably arranged in a sleeve outlet cavity and a sleeve receiving cavity of a smart toilet, comprising:

[0019] A rotating shaft 1, the rotating shaft 1 comprises a rotating shaft body 1 and a pair of fixing plates 12, the two fixing plates 12 are symmetrically fixedly arranged at the two ends of the rotating shaft body 1, and a locking head 13 is arranged on a surface of the fixing plate 12 close to the driving motor and away from the rotating shaft body 1, the locking head 13 comprises three bosses 131 arranged in a circular array, a locking groove 132 is provided between the three bosses 131, the three bosses 131 are surrounded to form a clamping portion, and a guiding inclined surface 133 is provided on the surface of one end of the boss 131 away from the fixing plate 12;

[0020] The adapter wheel 2 includes a base 21 that can be embedded in the clamping portion, and the outer periphery of the base 21 extends outward to form a clamping strip 24 that is mutually compatible with the clamping groove 132. The clamping strip 24 is provided with an arc guide surface 25 at one end close to the fixing plate 12, and the arc guide surface 25 is bent toward the central axis of the base 21. The base 21 is provided with a ball guide surface 22 with the same curvature as the arc guide surface 25 at one end close to the fixing plate 12. The base 21 is also provided with a motor mounting hole 23 that is compatible with the output shaft of the drive motor.

[0021] Preferably, each of the bosses 131 is in the shape of a 1 / 5 to 1 / 4 sector arc, and the locking groove 132 formed by the three bosses 131 is in the shape of a cylinder. Specifically, each of the bosses 131 is in the shape of a 1 / 4 sector arc.

[0022] As a further improvement, the guide inclined surface 133 of each boss 131 is provided with a ditching inclined surface 134 at two ends close to the adjacent boss 131 .

[0023] As a further improvement, the guide slope 133 includes a pair of guide parts symmetrically arranged with the central axis of the boss 131 as the symmetry plane, and the guide parts are strip-shaped twisted surfaces with a slope that increases gradually from the direction gradually away from the other guide part to the direction close to the fixing plate 12. The guide parts are in this shape to facilitate giving way during the pressing process of assembly, avoiding damage to the assembly platform caused by rigid extrusion, and also play a certain guiding role.

[0024] In order to improve the guiding ability and the rotation adaptability, as a further improvement, at least three layers of transition surfaces 26 for smoothly connecting the ball guide surface 22 and the cylindrical side of the base 21 are provided between the ball guide surface 22 and the base 21, and three of the three layers of transition surfaces 26 are spherical belt surfaces with gradually increasing curvature.

[0025] In order to improve the guiding ability and the rotational adaptability, as a further improvement, the arc guide surface 25 also converges towards a direction away from the fixing plate 12 .

[0026] As a further improvement, the two evacuation slopes 134 on the same boss 131 are chamfered slopes that are inclined toward each other and connected to the guide portion.

[0027] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A convenient toilet toilet roll cover shaft, rotatably arranged in the sleeve outlet cavity and the sleeve receiving cavity of the smart toilet, characterized in that: include: A rotating shaft, the rotating shaft comprises a rotating shaft body and a pair of fixing plates, the two fixing plates are symmetrically fixedly arranged at the two ends of the rotating shaft body, the fixing plate close to the driving motor is provided with a positioning head on the side away from the rotating shaft body, the positioning head comprises three bosses arranged in a circular array, a positioning groove is provided between the three bosses, the three bosses are surrounded to form a clamping portion, and a guiding inclined surface is provided on the end surface of the boss away from the fixing plate; The transfer wheel includes a base that can be embedded in the clamping part, the outer circumference of the base extends outward to form a clamping strip that is compatible with the clamping groove, the clamping strip is provided with an arc guide surface at one end close to the fixing plate, and the base is provided with a ball guide surface with the same curvature as the arc guide surface at one end close to the fixing plate. The base is also provided with a motor mounting hole that is compatible with the output shaft of the driving motor.

2. A convenient toilet roll holder shaft as claimed in claim 1, characterized in that: Each of the bosses is in the shape of a 1 / 5 to 1 / 4 sector arc, and the clamping groove formed by the three bosses is in the shape of a cylinder.

3. A convenient toilet roll holder shaft as claimed in claim 2, characterized in that: The guide slope of each boss is provided with a yield slope at two ends close to the adjacent bosses.

4. A convenient toilet roll holder shaft as claimed in claim 3, characterized in that: The guide slope includes a pair of guide parts symmetrically arranged with the central axis surface of the boss as a symmetry plane, and the guide parts are strip-shaped twisted surfaces with a slope that increases gradually from a direction gradually away from the other guide part toward a direction approaching the fixing plate.

5. A convenient toilet roll holder shaft as claimed in claim 4, characterized in that: The two yielding inclined surfaces on the same boss are chamfered inclined surfaces that are inclined toward each other and connected to the guide portion.

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