CN219206763U - Support and cleaning machine - Google Patents

Abstract

The utility model discloses a bracket and discloses a cleaning machine with a bracket, which comprises a body, a cleaning device and a cleaning device, wherein the body comprises a worm gear cavity, a cleaning device and a cleaning device, wherein the worm gear cavity is opened along one axial side of a worm gear; the worm cavity is arranged on one side of the worm gear cavity and comprises a first half cavity and a second half cavity which are arranged along the axis of the worm, a transmission port is arranged between the first half cavity and the worm gear cavity, the first half cavity is opened in the same direction as the worm gear cavity, the second half cavity is opened in the opposite direction to the worm gear cavity, a mounting part is arranged on one side, opposite to the first half cavity, of the second half cavity, and the mounting part is used for mounting a motor for driving the worm. The support and the cleaning machine have compact structures and can reduce the height of the ejection device.

Description

Support and cleaning machine

Technical Field

The utility model relates to a structure of a cleaning machine, in particular to a bracket and a cleaning machine.

Background

The cleaner is a device for cleaning the floor by means of sweeping, flushing, scrubbing and the like.

The cleaning machine is a cleaning machine with special functions, is suitable for cleaning hard ground and sucking sewage at the same time, and can remove the sewage from cleaning machines on site, and has the advantages of environmental protection, energy saving, high efficiency and the like.

Structurally, the floor washing machine includes a base station and a robot, that is, the cleaning machine includes the base station and the robot, the robot can move to clean a floor, and when the robot returns to the base station, the robot can climb to a maintenance platform of the base station, and the base station can maintain the robot, such as discharging sewage.

Specifically, the robot is provided with a sewage tank, the bottom of the sewage tank is provided with a drain hole, a drain valve is arranged in the drain hole, and the drain valve is provided with a plug and a spring for pressing the plug.

The maintenance platform of the base station is provided with an ejection device, the ejection device is provided with an ejection piece, the ejection piece is positioned below the maintenance platform, the ejection piece can upwards pass through the maintenance platform, and then, the ejection piece is inserted into the drain hole to jack up the plug, and sewage is discharged through the drain hole.

The improved ejection device is provided with a worm wheel and a worm, the worm is driven by a motor, the worm drives the worm wheel to rotate, and the worm wheel drives the ejection piece to lift through a screw rod structure, so that the occupied space of the ejection device is reduced, and the setting of the maintenance table is not influenced.

It is necessary to provide a bracket to position the worm wheel and worm.

However, the bracket may cover the worm wheel and the worm, increasing the height of the ejector.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the bracket which has a compact structure and can reduce the height of the ejection device.

The utility model also provides a cleaning machine with the support.

According to an embodiment of the first aspect of the utility model, the bracket comprises a body, a first support and a second support, wherein the body comprises a worm gear cavity, a first support and a second support, wherein the worm gear cavity is opened along one axial side of the worm gear; the worm cavity is arranged on one side of the worm gear cavity and comprises a first half cavity and a second half cavity which are arranged along the axis of the worm, a transmission port is arranged between the first half cavity and the worm gear cavity, the first half cavity is opened in the same direction as the worm gear cavity, the second half cavity is opened reversely with the worm gear cavity, a mounting part is arranged on one side of the second half cavity, opposite to the first half cavity, and the mounting part is used for mounting a motor for driving the worm.

According to the support of the embodiment of the first aspect of the utility model, a positioning tube is arranged on one side of the first half cavity away from the second half cavity, and the inner side of the positioning tube is used for positioning the worm.

According to the support of the embodiment of the first aspect of the utility model, the positioning tube is a blind tube with one end closed.

According to the support of the first aspect of the embodiment of the utility model, the positioning tube is integrally formed on the body.

According to the support of the embodiment of the first aspect of the utility model, the cavity bottom of the first half cavity is provided with a concave position for accommodating the spiral teeth of the worm.

According to the bracket of the embodiment of the first aspect of the utility model, the concave position is an inner circular surface.

According to the support of the embodiment of the first aspect of the utility model, the outer surface of the first half cavity is provided with the buckling part, the buckling part is positioned on one side of the first half cavity, which is opposite to the worm gear cavity, and the buckling part is used for buckling and closing the worm gear cavity and the parts of the first half cavity.

According to an embodiment of the first aspect of the present utility model, the first half cavity has a first side wall, and the first side wall is disposed on a side of the first half cavity close to the second half cavity.

According to an embodiment of the first aspect of the utility model, the first side wall is provided with a recess for receiving the polish rod of the worm.

According to an embodiment of the first aspect of the utility model, the recess is an inner circular surface.

According to the support of the embodiment of the first aspect of the utility model, a through hole is arranged between the first half cavity and the second half cavity, and the through hole penetrates through the worm gear cavity along the axial direction.

According to an embodiment of the first aspect of the utility model, the bottom of the second half-cavity has a half-tube wall extending towards the first half-cavity.

According to the bracket of the embodiment of the first aspect of the utility model, the top of the half pipe wall is provided with vertical ribs.

According to the support of the embodiment of the first aspect of the utility model, the cavity bottom of the second half cavity is provided with a plurality of grooves, and the grooves are used for making the wall thickness uniform.

According to the bracket of the first aspect of the embodiment of the utility model, the mounting part is long, the length direction of the mounting part is arranged horizontally, and the length direction of the mounting part is perpendicular to the axis of the worm.

According to an embodiment of the first aspect of the present utility model, the body has a rectangular block, one long side of the rectangular block forms the mounting portion, and a bottom of the rectangular block forms the second half cavity.

According to the support of the embodiment of the first aspect of the utility model, a first installation position is arranged on one side, close to the first half cavity, of the rectangular block.

According to the support of the embodiment of the first aspect of the utility model, one side of the rectangular block is provided with a second installation position, and the second installation position is positioned in the direction of the worm gear cavity away from the first half cavity.

According to the support of the embodiment of the first aspect of the utility model, the cavity bottom of the worm gear cavity is provided with a semi-annular oil groove.

According to the support of the first aspect embodiment of the present utility model, the body is provided with a template, the template is disposed on the radial outer side of the worm gear cavity, and the template is used for forming a mounting reference of an ejection piece of the ejection device.

According to the support of the embodiment of the first aspect of the utility model, the body is provided with the slot, the slot is positioned on one side of the worm gear cavity, which is opposite to the worm cavity, the slot is used for installing the detector, and the detector is used for detecting the lifting position of the ejection piece of the ejection device.

A cleaning machine according to an embodiment of the second aspect of the utility model comprises a stand as described in any of the above.

The bracket and the cleaning machine provided by the embodiment of the utility model have at least the following beneficial effects:

1. according to the utility model, the body is provided with the worm gear cavity and the worm cavity, so that the worm gear and the worm can be isolated from the outside, dust pollution is reduced, operation clamping stagnation is avoided, and lubrication is convenient.

2. According to the utility model, the body is provided with the worm gear cavity which is opened along one side of the axial direction of the worm gear, so that the parts with the worm gear on the ejection device are conveniently placed from top to bottom, and the assembly is convenient.

3. According to the utility model, the body is provided with the worm gear cavity which is opened along one side of the axial direction of the worm gear, so that a complete hole shaft positioning structure is formed conveniently to position the worm gear, the two parts are prevented from being positioned in a left-right clamping manner, and the positioning precision is improved.

4. According to the utility model, the body is provided with the worm gear cavity which is opened along one side of the axial direction of the worm gear, so that the worm gear cavity can be provided with the thin bottom wall, the occupation of the space at the bottom of the worm gear is reduced, the height of the ejection device is reduced, and the structure of the ejection device is more compact.

5. According to the utility model, the body is provided with the worm cavity, the worm cavity is provided with the first half cavity, the first half cavity is used for accommodating the worm and the worm wheel for transmission, the first half cavity and the worm wheel cavity are opened in the same direction, the integral injection molding is convenient, and the manufacturing difficulty is reduced.

6. According to the utility model, the body is provided with the worm cavity, the worm cavity is provided with the first half cavity and the second half cavity, and the opening directions of the first half cavity and the second half cavity are opposite, so that on one hand, the thickness of the cavity bottom of the first half cavity can be reduced, the height of the ejection device is reduced, and on the other hand, the second half cavity is used for connecting the top of the first half cavity, the strength of the worm cavity is reduced due to the fact that the cross section of the worm cavity is U-shaped, and deformation or cracking of the worm cavity is avoided.

7. According to the utility model, the body is provided with the worm cavity, the worm cavity is provided with the first half cavity and the second half cavity, and the opening directions of the first half cavity and the second half cavity are opposite, so that one side of the second half cavity away from the first half cavity can form an installation part with a larger area, and the motor for driving the worm to rotate is convenient to install.

8. The utility model can also ensure that the specific connection position of the motor and the mounting part is positioned at the upper position of the second half cavity, thereby avoiding occupying the space at the bottom of the second half cavity and not influencing the overall height of the ejection device.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

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

FIG. 2 is a schematic view of a part of a base station of the cleaning machine shown in FIG. 1;

FIG. 3 is a schematic view of the complete structure of the ejector shown in FIG. 2;

FIG. 4 is a partially expanded schematic illustration of the ejector shown in FIG. 3;

FIG. 5 is a schematic view of the structure of the support of the ejector of FIG. 4;

FIG. 6 is a schematic view of another orientation of the bracket of FIG. 4;

FIG. 7 is a schematic view of a modified embodiment of the stand of FIG. 5;

fig. 8 is a schematic view of another direction of the bracket of fig. 7.

Reference numerals: 100-base station, 110-robot, 120-ejection device, 130-ejection piece, 140-worm wheel, 150-worm, 160-motor, 170-body, 180-worm wheel cavity, 190-worm cavity, 200-first half cavity, 210-second half cavity, 220-positioning tube, 230-concave position, 240-first side wall, 250-through opening, 260-half tube wall, 270-oil groove, 280-backup plate, 290-slot, 300-installation part.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A rack and a cleaning machine according to an embodiment of the present utility model are described below with reference to the accompanying drawings.

Referring to fig. 1, the present utility model is directed to an embodiment of a cleaning machine, and more particularly, to an embodiment of a floor scrubber.

The cleaning machine has a robot 110 and a base station 100, the robot 110 can walk, thereby cleaning the floor in a large area, the base station 100 is used for cleaning and maintenance, the base station 100 has a maintenance platform, the top surface of the maintenance platform is a slope, and the slope is used for the robot 110 to climb back.

Referring to fig. 2, the present utility model also provides an embodiment of a base station 100 of a cleaning machine.

The base station 100 includes an upright water tank structure and an inclined maintenance table, wherein the maintenance table is provided with an ejector 120, the ejector 120 has an ejector 130, the ejector 130 is lifted up to jack up a sewage valve of a sewage tank on the robot 110, thereby starting drainage, and when the ejector 130 is lifted down, the ejector 130 is separated from the sewage valve, the sewage valve is automatically closed, and drainage is stopped, so that walking of the robot 110 is not affected.

Specifically, the ejector 130 has an ejector pin that passes upward through the maintenance station to control drainage.

Referring to fig. 2, 3 and 4, the present utility model also provides an embodiment of an ejector 120 of a base station 100 of a cleaning machine.

In summary, the ejector 120 has a mounting frame provided with the ejector 130, and the mounting frame is further provided with a rotating member that drives the ejector 130 to rise and fall.

Wherein the rotating member is provided with an external thread and the ejector member 130 is provided with an internal thread, and wherein the mounting frame defines the ejector member 130, and the mounting frame allows the ejector member 130 to be lifted without rotation.

Thus, when the rotator rotates, the ejector 130 can be lifted and lowered under the limitation of the mounting frame while being driven by the external screw thread and the internal screw thread.

In addition, the mounting frame is provided with a motor 160 and a worm 150, and the rotating member is provided with an external gear, so that the motor 160 drives the worm 150 to rotate, the worm 150 is meshed with the external gear, that is, a transmission structure of matching the worm wheel 140 and the worm 150 is adopted, the rotating member can be driven to rotate, and finally, lifting of the ejection member 130 is realized.

In general, two components are disposed, one is a semicircular shell shape, forming a semicircular hole of the positioning worm wheel 140, the other is a box, forming a semicircular hole of the positioning worm wheel 140, and the two semicircular holes are matched to position the worm wheel 140, and meanwhile, a circular hole for accommodating the worm 150 is formed.

However, when the above-described structure is applied to the ejector 120, it is necessary to increase the axial length of the semicircular hole and increase the height of the ejector 120, and at the same time, it is difficult for the two semicircular holes to be concentric, so that the worm wheel 140 is easily shaken.

With reference to fig. 4, 5 and 6, with emphasis on improvements, the present utility model is directed to embodiments of a bracket for mounting a worm gear 140, a worm 150 and a motor 160.

The logic is clear, the support belongs to the component of the mounting frame, the mounting frame belongs to the component of the ejection device 120, the ejection device 120 is the component of the base station 100, and the base station 100 is the component of the cleaner.

Referring to fig. 5, 6, 7 and 8, the bracket includes a body 170, and the body 170 is mostly made of plastic, and can be produced by adopting manufacturing processes such as injection molding, compression molding and the like, so that the manufacturing cost is reduced.

In some particular embodiments of the present utility model, the body 170 generally includes a worm gear cavity 180 and a worm gear cavity 190, it being apparent that the worm gear cavity 180 is used to place or mount a component having a worm gear 140 and the worm 150 is used to place or mount a component having a worm 150.

In detail, the worm gear cavity 180 is opened along one side of the worm gear 140 in the axial direction, and in this embodiment, is opened upward for convenience.

The worm cavity 190 is disposed at one side of the worm gear cavity 180, and includes a first half cavity 200 and a second half cavity 210 disposed along an axis of the worm 150, a transmission port is disposed between the first half cavity 200 and the worm gear cavity 180, the first half cavity 200 is opened in the same direction as the worm gear cavity 180, the second half cavity 210 is opened in the opposite direction to the worm gear cavity 180, a mounting portion 300 is disposed at one side of the second half cavity 210 facing away from the first half cavity 200, and the mounting portion 300 is used for mounting the motor 160 for driving the worm 150.

To sum up, first, the body 170 is provided with the worm gear cavity 180 and the worm gear cavity 190, so that the worm gear 140 and the worm 150 can be isolated from the outside, dust pollution is reduced, operation jamming is avoided, and lubrication is facilitated.

Next, in this embodiment, by providing the body 170, the body 170 has the worm gear cavity 180 opened along one side of the axial direction of the worm gear 140, so that the components of the ejection device 120 having the worm gear 140 can be conveniently placed from top to bottom, and assembly is convenient.

Meanwhile, in this embodiment, by providing the body 170, the body 170 has the worm gear cavity 180 that is opened along one side of the axial direction of the worm gear 140, so that a complete hole axis positioning structure is formed to position the worm gear 140 conveniently, positioning by adopting two parts in a left-right clamping manner is avoided, and positioning accuracy is improved.

In addition, the body 170 is provided with the worm gear cavity 180 which is opened along one side of the axial direction of the worm gear 140, so that the worm gear cavity 180 can be provided with a thin bottom wall, the occupied space of the bottom of the worm gear 140 is reduced, the height of the ejection device 120 is reduced, and the structure of the ejection device 120 is more compact.

In addition, in this embodiment, by arranging the body 170, the body 170 is provided with the worm cavity 190, the worm cavity 190 is provided with the first half cavity 200, the first half cavity 200 accommodates the worm 150 and the worm wheel 140 for transmission, the first half cavity 200 and the worm wheel cavity 180 are opened in the same direction, thus facilitating integral injection molding and reducing manufacturing difficulty.

Moreover, in this embodiment, by providing the body 170, the body 170 is provided with the worm cavity 190, the worm cavity 190 is provided with the first half cavity 200 and the second half cavity 210, and the opening directions of the first half cavity 200 and the second half cavity 210 are opposite, so that, on one hand, the thickness of the cavity bottom of the first half cavity 200 can be reduced, the height of the ejection device 120 can be reduced, and on the other hand, the second half cavity 210 is used to connect the top of the first half cavity 200, so that the strength of the worm cavity 190 is reduced due to the U-shaped cross section of the worm cavity 190, and deformation or cracking of the worm cavity 190 is avoided.

More particularly, in this embodiment, by providing the body 170, the body 170 is provided with the worm cavity 190, the worm cavity 190 is provided with the first half cavity 200 and the second half cavity 210, and the opening directions of the first half cavity 200 and the second half cavity 210 are opposite, so that the side of the second half cavity 210 away from the first half cavity 200 can form the installation part 300 with a larger area, and the motor 160 for driving the worm 150 to rotate can be conveniently installed.

More preferably, the specific connection position between the motor 160 and the mounting portion 300 may be located at the upper position of the second half cavity 210, so as to avoid occupying the space at the bottom of the second half cavity 210 and not affecting the overall height of the ejector 120.

In some embodiments of the present utility model, a positioning tube 220 is disposed on a side of the first half-chamber 200 remote from the second half-chamber 210, and an inner side of the positioning tube 220 is used to position the worm 150.

It is easy to understand that, by providing the positioning tube 220, the present embodiment also forms a complete hole site, avoiding the use of two components to position the end of the worm 150, and improving the positioning accuracy.

In some embodiments of the present utility model, the positioning tube 220 is a blind tube with one end closed.

It is easy to learn that the end of the positioning tube 220 is closed to prevent intrusion of foreign substances, so that the worm 150 is smoothly rotated, and the operation noise is reduced.

In some embodiments of the present utility model, the positioning tube 220 is integrally formed with the body 170.

It is easy to understand that the manufacturing of the positioning tube 220 is simplified, the accuracy of the positioning tube 220 is improved, and the quality of the cooperation of the worm 150 and the worm wheel 140 is improved.

In some embodiments of the present utility model, the bottom of the first half of the cavities 200 is provided with recesses 230 that receive the helical teeth of the worm 150.

It is easy to understand that, by setting the concave portion 230, the present embodiment can meet the rotation requirement of the helical teeth, and simultaneously, avoid integrally reducing the thickness of the cavity bottom of the first half cavity 200, and meet the strength requirement.

In some embodiments of the present utility model, the concave portion 230 is an inner circular surface, so as to not only meet the avoidance requirement, but also increase the physical connection between the concave portion 230 and the surrounding, and improve the strength of the concave portion 230.

In some embodiments of the present utility model, the wall thickness at the recess 230 is less than 2 millimeters, thereby minimizing the height dimension of the ejector 120 to accommodate the placement needs of the maintenance station.

In some embodiments of the present utility model, the outer surface of the first half-cavity 200 is provided with a snap-fit portion, which is located on the side of the first half-cavity 200 facing away from the worm gear cavity 180, and which is used to snap-fit the components of the worm gear cavity 180 and the first half-cavity 200.

It is easy to understand that, in this embodiment, by providing the fastening portion, not only the fixing requirement is satisfied, but also the specification of the worm wheel 140 in the radial direction can be reduced, and further, the horizontal specification and size of the ejector 120 are reduced, and the occupied space is further reduced.

In some embodiments of the present utility model, the first half-chamber 200 has a first sidewall 240, and the first sidewall 240 is disposed on a side of the first half-chamber 200 adjacent to the second half-chamber 210.

It is easy to understand that, in this embodiment, by providing the first side wall 240, the first half cavity 200 forms a containing cavity, so that grease lubricated between the worm wheel 140 and the worm 150 can be retained, and contamination caused by overflow of the grease is avoided.

In some specific embodiments of the present utility model, the first sidewall 240 is provided with a recess that accommodates the passage of the polish rod of the worm 150.

It is easy to understand that, in addition to avoiding the worm 150, the first side wall 240 also strengthens the connection strength of the two side walls of the first half chamber 200 along the radial direction of the worm wheel chamber 180, and improves the overall strength of the worm chamber 190.

In some specific embodiments of the present utility model, the recess is an inner circular surface, which facilitates molding and inspection.

In some embodiments of the present utility model, a through-hole 250 is provided between the first half chamber 200 and the second half chamber 210, and the through-hole 250 penetrates in the axial direction of the worm wheel chamber 180.

It will be appreciated that the helical teeth of the worm 150 first incline through the through-hole 250, and then, the worm 150 is aligned for easy installation, and at the same time, the size of the worm cavity 190 in the radial direction of the worm 150 is prevented from being increased, and further, the worm cavity 190 is prevented from being increased, and the height of the ejector 120 is prevented from being affected.

In some specific embodiments of the present utility model, the bottom of the second half-chamber 210 has a half-tube wall 260 extending toward the first half-chamber 200.

It is easy to learn that the provision of the half pipe wall 260 can increase the connection strength of the first half chamber 200 and the second half chamber 210, and can reduce the height around the worm wheel chamber 180, thereby facilitating arrangement.

In some specific embodiments of the present utility model, the top of the half pipe wall 260 is provided with vertical ribs, which not only can improve the strength of the half pipe wall 260, but also is convenient to manufacture, and meets the requirement of lower mold stripping in injection molding manufacture.

In some embodiments of the present utility model, the bottom of the second cavity half 210 is provided with grooves for making the wall thickness uniform, further reducing shrinkage.

In some embodiments of the present utility model, the mounting portion 300 is elongated, and the longitudinal direction of the mounting portion 300 is disposed horizontally, and the longitudinal direction of the mounting portion 300 is perpendicular to the axis of the worm 150.

It is easy to understand that the reference surface for installing the motor 160 is formed, so that the installation and locking are convenient, and meanwhile, the axial superposition of the motor 160 and the axis of the worm 150 is ensured, and the transmission resistance is reduced.

In some embodiments of the present utility model, the body 170 has a rectangular block with one long side forming the mounting portion 300 and the bottom of the rectangular block forming the second half-cavity 210.

It will be readily appreciated that the second cavity half 210 is conveniently formed and can be set to a length as required to meet the installation requirements of the motor 160.

In some embodiments of the present utility model, the rectangular block is positioned adjacent to the side of the first half-chamber 200 at a first mounting location.

It is easy to understand that by setting the first mounting position, the ejector device 120 and the maintenance platform can be conveniently mounted together, and meanwhile, the first mounting position is hidden at one side of the rectangular block, so that the outer dimension of the ejector device 120 is prevented from being increased.

In some embodiments of the utility model, a second mounting location is provided on one side of the rectangular block, the second mounting location being located in a direction of the worm gear cavity 180 away from the first half cavity 200.

It is easy to understand that the second mounting position can be set at a position close to the motor 160, so that the ejector device 120 is uniformly fixed, the motor 160 is prevented from being in a cantilever state, vibration is reduced, the second mounting position is located in a projection range of the worm gear cavity 180 along the axis direction of the worm 150, and the length and the width of the ejector device 120 are not increased.

In some embodiments of the present utility model, the bottom of the worm gear cavity 180 is provided with a semi-annular oil groove 270.

It is easy to understand that, setting up the oil groove 270, can lubricate worm wheel 140 for worm wheel 140 rotates in a smooth way, simultaneously, oil groove 270 is the semi-annular, still avoids grease earlier entering first half chamber 200, reduces the risk of spilling over.

In some embodiments of the present utility model, the body 170 is provided with a template 280, the template 280 being disposed radially outward of the worm gear cavity 180, the template 280 being used to form a mounting datum for the ejector 130 of the ejector 120.

It is easy to understand that, in this embodiment, by setting the template 280, on one hand, an assembly reference can be formed, so that the initial states of the ejection member 130 and the rotation member meet the production requirements, and the error in mounting is avoided, on the other hand, the template 280 is connected to the outer surface of the worm gear cavity 180, so as to improve the strength of the worm gear cavity 180.

In some embodiments of the present utility model, the body 170 is provided with a slot 290, the slot 290 is located on a side of the worm gear cavity 180 facing away from the worm cavity 190, and the slot 290 is used for installing a detector for detecting a lifting position of the ejector 130 of the ejector 120.

The assembly and disassembly directions of the detector and the demolding of the bracket are in the same direction, so that the structure is simplified, and the number of parts is reduced.

In some embodiments of the utility model, the support is provided with reinforcing ribs at the position of the thin plate to improve strength and avoid deformation and bending.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A stand, characterized by comprising a body (170), the body (170) comprising:

a worm wheel chamber (180) that is open along one axial side of the worm wheel (140);

the worm cavity (190) set up in worm gear cavity (180) one side, including first half chamber (200) and second half chamber (210) that arrange along the axis of worm (150), first half chamber (200) with set up the transmission mouth between worm gear cavity (180), first half chamber (200) with worm gear cavity (180) syntropy is opened, second half chamber (210) with worm gear cavity (180) are opened in the opposite direction, second half chamber (210) are dorsad first half chamber (200) one side sets up installation department (300), installation department (300) are used for installing motor (160) of driving worm (150).

2. The bracket according to claim 1, characterized in that a side of the first half-chamber (200) remote from the second half-chamber (210) is provided with a positioning tube (220), the inner side of the positioning tube (220) being used for positioning the worm (150).

3. The bracket according to claim 1, characterized in that the cavity bottom of the first half cavity (200) is provided with recesses (230) for accommodating the helical teeth of the worm (150).

4. The stent of claim 1, wherein the first half-lumen (200) has a first sidewall (240), the first sidewall (240) being disposed on a side of the first half-lumen (200) adjacent to the second half-lumen (210).

5. The bracket according to claim 1, characterized in that a through opening (250) is provided between the first half-cavity (200) and the second half-cavity (210), the through opening (250) being through-going in the axial direction of the worm gear cavity (180).

6. The stent of claim 1, wherein the lumen bottom of the second half-lumen (210) has a half-tube wall (260) extending toward the first half-lumen (200).

7. The bracket according to claim 1, characterized in that the bottom of the worm gear cavity (180) is provided with a semi-annular oil groove (270).

8. The bracket according to claim 1, characterized in that the body (170) is provided with a template (280), the template (280) being arranged radially outside the worm gear cavity (180), the template (280) being used for forming a mounting reference for an ejector (130) of the ejector device (120).

9. The bracket according to claim 1, characterized in that the body (170) is provided with a slot (290), the slot (290) being located at a side of the worm gear cavity (180) facing away from the worm gear cavity (190), the slot (290) being used for mounting a detector for detecting a lifting position of an ejector (130) of the ejector device (120).

10. A cleaning machine comprising a rack according to any one of claims 1 to 9.

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