Driving apparatus for cold drink machine

Abstract

A driving apparatus for a cold drink machine, comprising an output shaft, a driving motor, and a variable-speed gearbox. The driving motor drives, by means of the variable-speed gearbox, the output shaft to rotate. The driving motor comprises an input shaft and a motor main body. The variable-speed gearbox is provided with an input end for insertion of the input shaft and an output end for insertion of the output shaft. One end of the input shaft is inserted into the input end, and the other end of the input shaft is provided with a heat dissipation fan. One end of the output shaft is inserted into the output end, and the other end of the output shaft passes through the interior of an evaporator and is connected to a rotary scraper. The input end and the output end are respectively provided on two side end surfaces of the variable-speed gearbox, so that a cold space near the evaporator and a heat dissipation space for mounting control components are formed in a main body by separation by means of the variable-speed gearbox. The heat dissipation fan is located in the heat dissipation space.

Description

Drive device for cold drink machine TECHNICAL FIELD

[0001] The utility model relates to cold drink equipment technical field especially, a kind of drive device for cold drink machine. BACKGROUND

[0002] For the existing cold drink equipment, it generally carries out refrigeration by compressor, and the existing cold drink equipment is generally provided with a large number of electronic devices, such as control circuit board and sensor, etc., so for household cold drink equipment, such as ice maker for making ice drink, the size of product is generally smaller, so as to facilitate the use and placement of family. Thus, the heat generated by large heat-generating devices such as motor and compressor is freely dissipated in the main machine shell, thereby affecting the refrigeration effect and the normal operation of electronic devices.

[0003] SUMMARY

[0004] The utility model embodiment solves the technical problem that there is a kind of drive device for cold drink machine, and motor uses less and good heat dissipation.

[0005] In order to solve the above technical problem, the utility model embodiment provides a kind of drive device for cold drink machine, the cold drink machine includes main machine body, evaporator for refrigeration and the rotary scraper for scraping the surface material of evaporator, the drive device includes the output shaft for driving rotary scraper rotation, drive motor and variable speed gearbox, the drive motor is rotated by the variable speed gearbox and drives the output shaft;

[0006] Wherein, the drive motor includes input shaft and motor main body for driving the rotation of input shaft, the variable speed gearbox is equipped with the input end for the input shaft access and the output end for the output shaft access, one end of the input shaft is inserted into the input end, and the other end is equipped with cooling fan;

[0007] One end of the output shaft is inserted into the output end, and the other end passes through the inside of the evaporator and is connected with the rotary scraper;

[0008] The input end and output end are respectively arranged at the two side end faces of the variable speed gearbox, so as to form a cold space adjacent to the evaporator and a heat dissipation space for installing control components in the main machine body by the variable speed gearbox, and the cooling fan is in the heat dissipation space.

[0009] As an improvement of the above scheme, the variable speed gearbox includes a separation box body and a variable speed gear set installed in the separation box body, and the variable speed gear set includes at least two variable speed gears,

[0010] As the improvement of the above scheme, the diameters of the variable gear are different, and the separation box is provided with gear identification grooves corresponding to the variable gears, so that the installation of the variable gears is guided through the size fitting relationship between the gear identification grooves and the variable gears.

[0011] As the improvement of the above scheme, the number of the variable gears is increased or reduced according to the shape and size of the variable gear box used for separating the offset space and the heat dissipation space.

[0012] As the improvement of the above scheme, the variable gear box is connected with the main body through the auxiliary connecting plate, and the auxiliary connecting plate is provided with plug-in grooves on both sides, and the main body is provided with plug-in columns corresponding to the plug-in grooves.

[0013] As the improvement of the above scheme, the two side walls of the separation box are provided with connecting ears for connecting with the auxiliary connecting plate, and the two sides of the auxiliary connecting plate are provided with ear holding seats for holding the two side connecting ears, and the ear holding seat is provided with an ear holding opening matched with the outer contour of the connecting ear, so that the connecting ear is inserted.

[0014] As the improvement of the above scheme, the ear holding opening is provided with an ear connecting column in the auxiliary connecting plate, and the connecting ear is provided with an ear hole matched with the ear connecting column, so that the ear connecting column is inserted.

[0015] As the improvement of the above scheme, the silicon steel seat composed of silicon steel sheets is further provided, and the silicon steel seat is provided with a motor mounting hole matched with the motor body, so that the motor body is inserted and mounted.

[0016] As the improvement of the above scheme, one end surface of the separation box is provided with a motor mounting seat for mounting and connecting the driving motor, and the two sides of the silicon steel seat are provided with the motor mounting seat.

[0017] The motor mounting seat and the silicon steel seat are respectively provided with base connecting holes and support connecting holes corresponding to each other, the base connecting hole is connected with a connecting rod for supporting the silicon steel seat, and the connecting rod passes through the support connecting hole.

[0018] As the improvement of the above scheme, the silicon steel seat is further provided with a pressing connecting piece, and the two ends of the connecting rod are connected with the pressing connecting piece and the base connecting hole respectively, so that the silicon steel seat is pressed and connected to the motor mounting seat.

[0019] The implementation of the present application has the following beneficial effects:

[0020] The utility model discloses an embodiment of a kind of driving device for cold drink machine, the cold drink machine includes main body, evaporator for refrigeration and rotating scraper for scraping the surface material of the evaporator, it is characterized in that, the driving device includes output shaft for driving the rotating scraper rotates, driving motor and variable speed gearbox, the driving motor drives the output shaft rotates by the variable speed gearbox;

[0021] Wherein, the driving motor includes input shaft and motor main body for driving the input shaft rotates, the variable speed gearbox is equipped with the input end for the input shaft access and the output end for the output shaft access, one end of the input shaft is inserted into the input end, and the other end is equipped with cooling fan;

[0022] One end of the output shaft is inserted into the output end, and the other end passes through the inside of the evaporator and is connected with the rotating scraper, so that only single motor driving source is needed, the driving of rotating scraper and the driving of cooling fan can be completed, and the rotating scraper can be at normal use speed under the deceleration of the variable speed gearbox.

[0023] Moreover, the input end and the output end are respectively arranged at the two side end faces of the variable speed gearbox, to form cold space adjacent to the evaporator and heat dissipation space for installing control components in the main body by the variable speed gearbox, the cooling fan is in the heat dissipation space to dissipate heat for heat dissipation space, and the separation of the variable speed gearbox can greatly weaken the heat conduction of the driving motor to the evaporator. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1 is a structural schematic diagram of the cold drink machine of the utility model;

[0025] Fig. 2 is a sectional view of the driving device of the utility model;

[0026] Fig. 3 is a structural exploded view of the driving device of the utility model DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be further described in detail below with reference to the drawings.

[0028] Referring to FIGS. 1, 2 and 3, the utility model embodiment provides a kind of driving device for cold drink machine, the cold drink machine includes main body 1, evaporator 2 for refrigeration and rotating scraper 3 for scraping the surface material of the evaporator 2, the driving device includes output shaft 4 for driving the rotating scraper 3 rotates, driving motor 5 and variable speed gearbox, the driving motor 5 drives the output shaft 4 rotates by the variable speed gearbox;

[0029] The driving motor 5 comprises an input shaft 51 and a motor body 52 for driving the input shaft 51 to rotate, the transmission gearbox is provided with an input end for the input shaft 51 to access and an output end for the output shaft 4 to access, one end of the input shaft 51 is inserted into the input end, and the other end is provided with a cooling fan 511;

[0030] One end of the output shaft 4 is inserted into the output end, and the other end passes through the inside of the evaporator 2 and is connected with the rotary scraper 3;

[0031] The input end and the output end are respectively arranged on the two side end faces of the transmission gearbox, so as to form a cold space a adjacent to the evaporator 2 and a heat dissipation space b for mounting control components in the main body 1 through the transmission gearbox, and the cooling fan 511 is located in the heat dissipation space b.

[0032] Specifically, the transmission gearbox comprises a partition box body 6 and a transmission gear set mounted in the partition box body 6, and the transmission gear set comprises at least two transmission gears 61, so as to realize the speed reduction output of the driving motor 5 to the output shaft 4.

[0033] Correspondingly, the volume of the partition box body 6 needs to be adapted according to the actual space size in the main body 1, so that when the distance between the input end and the output end is too large, a corresponding number of transmission gears 61 need to be added for power transmission, so as to avoid the problem of too large single transmission gear 61. Preferably, according to the shape and size of the transmission gearbox for partitioning the cold space and the heat dissipation space b, the number of transmission gears 61 is increased or reduced

[0034] On the other hand, when the transmission gears 61 are too many, in order to facilitate the identification and assembly of production workers, the diameters of the transmission gears 61 are different, and the partition box body 6 is provided with a gear identification groove 62 corresponding to each transmission gear 61, so as to guide the installation of the transmission gears 61 through the size fitting relationship between the gear identification groove 62 and the transmission gears 61.

[0035] Since the transmission gearbox is generally large and needs to be fixedly installed in the main body 1, the assembly difficulty is increased, so the driving device further comprises an auxiliary connecting plate 7, the transmission gearbox is connected with the main body 1 through the auxiliary connecting plate 7, and the auxiliary connecting plate 7 is provided with a plug-in groove 71 on both sides, and the main body 1 is provided with a plug-in column 11 corresponding to the plug-in groove 71. Therefore, the preliminary connection between the transmission gearbox and the main body 1 can be quickly completed by connecting the transmission gearbox with the auxiliary connecting plate 7 first, and then inserting the plug-in column 11 into the plug-in groove 71.

[0036] Correspondingly, the two side walls of the partition box 6 are provided with connecting ears 63 for connecting with the auxiliary connecting plate 7, the two sides of the auxiliary connecting plate 7 are provided with ear holding seats 72 for holding the two connecting ears 63, the ear holding seat 72 is provided with an ear holding opening 721 matched with the outer contour of the connecting ear 63, so that the connecting ear 63 is inserted. Thus, the connection between the partition box 6 and the auxiliary connecting plate 7 is facilitated.

[0037] Further, the ear holding opening 721 is provided with an ear holding connecting column 722, and the connecting ear 63 is provided with an ear hole 631 matched with the ear holding connecting column 722, so that the ear holding connecting column 722 is inserted. Preferably, the plug-in slot 71, the plug-in column 11, the ear holding connecting column 722 and the ear hole 631 can be connected and fixed by means of screw holes and bolts.

[0038] The driving device further comprises a silicon steel base (not shown in the figure) composed of silicon steel sheets, and the silicon steel base is provided with a motor mounting hole matched with the motor body 52, so that the motor body 52 is inserted and mounted. Therefore, the silicon steel base can improve the energy efficiency of the driving motor 5, and is also used for stable mounting of the driving motor 5.

[0039] One end surface of the partition box 6 is provided with a motor mounting seat 64 for mounting and connecting the driving motor 5, and the two sides of the silicon steel base are provided with the motor mounting seat 64.

[0040] The motor mounting seat 64 and the silicon steel base are respectively provided with base connecting holes and support connecting holes corresponding to each other, the base connecting holes are connected with a connecting rod (not shown in the figure) for supporting the silicon steel base, and the connecting rod passes through the support connecting holes, so as to support the silicon steel base.

[0041] The silicon steel base is further provided with a pressing connecting piece 65, and the two ends of the connecting rod are connected with the pressing connecting piece 65 and the base connecting hole respectively, so as to press and connect the silicon steel base to the motor mounting seat 64.

[0042] The above is the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principles of the present application, and these improvements and refinements are also regarded as the protection scope of the present application.

Claims

1. A driving device for a beverage cooler, the beverage cooler comprising a main body, an evaporator for refrigeration, and a rotating scraper for scraping off surface material from the evaporator, characterized in that, The drive device includes an output shaft for driving the rotary scraper to rotate, a drive motor, and a gearbox, wherein the drive motor drives the output shaft to rotate through the gearbox. The drive motor includes an input shaft and a motor body for driving the input shaft to rotate. The gearbox is provided with an input end for the input shaft to access and an output end for the output shaft to access. One end of the input shaft is inserted into the input end, and the other end is provided with a cooling fan. One end of the output shaft is inserted into the output end, and the other end passes through the inside of the evaporator and is connected to the rotating scraper. The input and output terminals are respectively located on opposite end faces of the gearbox, so that the gearbox separates the main body into a slightly cooler space near the evaporator and a heat dissipation space for installing control components. The cooling fan is located in the heat dissipation space.

2. The driving device as described in claim 1, characterized in that, The transmission gearbox includes a partition housing and a transmission gear set installed within the partition housing, wherein the transmission gear set includes at least two transmission gears.

3. The driving device as described in claim 2, characterized in that, Each of the gears has a different diameter, and the partition box is provided with a gear identification groove that corresponds to and matches each of the gears.

4. The driving device as described in claim 3, characterized in that, The number of gears may be increased or decreased depending on the shape and size of the gearbox used to separate the offset space and the heat dissipation space.

5. The driving device as described in claim 2, characterized in that, It also includes an auxiliary connecting plate, through which the transmission gearbox is connected to the main body. The auxiliary connecting plate has insertion slots on both sides, and the main body has insertion posts corresponding to the insertion slots.

6. The driving device as described in claim 5, characterized in that, The two side walls of the partition box are provided with connecting ears for connecting with the auxiliary connecting plate. The two sides of the auxiliary connecting plate are provided with ear seats for holding the connecting ears on both sides. The ear seats are provided with ear openings that are adapted to the outer contour of the connecting ears for inserting the connecting ears.

7. The driving device as claimed in claim 6, characterized in that, The ear opening is provided with an ear connecting post, and the connecting ear is provided with an ear hole adapted to the ear connecting post for insertion of the ear connecting post.

8. The driving device as claimed in claim 1, characterized in that, It also includes a silicon steel base composed of stacked silicon steel sheets, wherein the silicon steel base has a motor mounting hole adapted to the motor body for the motor body to be inserted and installed.

9. The driving device as claimed in claim 8, characterized in that, One end face of the partition box is provided with a motor mounting base for installing and connecting the drive motor, and the two sides of the silicon steel base are provided with the motor mounting base; The motor mounting base and the silicon steel base are respectively provided with corresponding base connection holes and support connection holes. The base connection holes are connected to a connecting rod for supporting the silicon steel base, and the connecting rod passes through the support connection holes.

10. The driving device as claimed in claim 9, characterized in that, The silicon steel base is also equipped with a clamping connecting piece. The two ends of the connecting rod are respectively connected to the clamping connecting piece and the base connecting hole to clamp the silicon steel base onto the motor mounting base.

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