Variable-speed extrusion ice maker

Abstract

The utility model discloses a variable speed type extrusion ice maker which comprises a machine body, a screw rod and a power mechanism, the machine body is provided with an ice making cavity, and the screw rod is contained in the ice making cavity and driven by the power mechanism. The power mechanism comprises a variable speed motor with a transmission gear shaft, a first-stage gear set meshed with the transmission gear shaft, a second-stage gear set meshed with the first-stage gear set, a third-stage gear set meshed with the second-stage gear set and a fourth-stage gear set meshed with the third-stage gear set, and the fourth-stage gear set is provided with a transmission shaft in transmission connection with the screw. The power mechanism is configured into the variable speed motor with the transmission gear shaft, the first-stage gear set meshed with the transmission gear shaft, the second-stage gear set meshed with the first-stage gear set, the third-stage gear set meshed with the second-stage gear set and the fourth-stage gear set meshed with the third-stage gear set. The rotating speed and the torsion of the screw rod are adjustable, so that ice blocks with different densification degrees are extruded, the requirements of users are met, and the torsion is large under the condition of the same rotating speed.

Description

Technical Field

[0001] The utility model relates to an extrusion type ice maker, in particular to a variable speed extrusion type ice maker. Background Art

[0002] The existing extruder ice maker includes a body with an ice-making chamber, a screw disposed in the ice-making chamber, and a power mechanism for driving the screw to rotate and squeeze ice, wherein the power mechanism is composed of a constant-speed motor and a three-stage reduction gearbox. The ice maker solidifies the liquid into ice by lowering the temperature in the ice-making chamber, and squeezes out the ice cubes in the ice-making chamber by driving the screw to rotate. Since the power mechanism for driving the screw to rotate is composed of a constant-speed motor and a three-stage reduction gearbox, the rotation speed and torque of the screw are fixed, resulting in a fixed density of ice cubes squeezed by the screw, which cannot meet the user's requirements for the density of ice cubes. Utility Model Content

[0003] The utility model aims to provide a variable speed extrusion ice maker to solve the problem that the rotation speed and torque of the screw in the existing extrusion ice maker are not variable, resulting in the invariable density of ice cubes extruded and formed by the screw.

[0004] The utility model is realized by the following technical solutions:

[0005] A variable speed extruder ice making machine comprises a machine body, a screw and a power mechanism, wherein the machine body has an ice making chamber, the screw is accommodated in the ice making chamber and is driven by the power mechanism arranged on the machine body, the power mechanism comprises a variable speed motor having a transmission gear shaft, a primary gear set meshing with the transmission gear shaft, a secondary gear set meshing with the primary gear set, a third gear set meshing with the second gear set and a fourth gear set meshing with the third gear set, wherein the fourth gear set has a transmission shaft connected to the screw for transmission.

[0006] Furthermore, the machine body includes a base having an assembly cavity, the variable speed motor is arranged on the base and the transmission gear shaft extends into the assembly cavity, the first-stage gear set, the second-stage gear set, the third-stage gear set and the fourth-stage gear set are accommodated in the assembly cavity, and the transmission shaft extends from the assembly cavity to the base and is connected to the screw transmission.

[0007] Furthermore, the body includes an ice-making bucket arranged on the base, the ice-making bucket has the ice-making cavity and the water inlet and ice outlet communicated with the ice-making cavity, the ice-making bucket includes a base connected to the base, a tube ring detachably fixedly connected to the base, and a top cover detachably fixedly connected to the tube ring, the base, the tube ring and the top cover together form the ice-making cavity.

[0008] Furthermore, the top cover has an upper ring portion arranged outside the barrel ring and an upper abutment portion abutting against the upper end of the barrel ring, the top cover is threadedly connected to the barrel ring at the upper ring portion, and the upper abutment portion has the ice outlet.

[0009] Furthermore, the upper abutment portion has a through hole for the screw to extend out of the ice-making chamber and a positioning portion extending from the through hole toward the ice-making chamber and arranged outside the screw, and a reinforcement portion is provided between the positioning portion and the upper abutment portion.

[0010] Furthermore, the screw is coaxially arranged with the ice bucket, the lower end of which is connected to the base via a bearing, the upper end of which is rotatably connected to the top cover, the lower end of the screw is transmission-connected to the transmission shaft, the base has the water inlet, and the top cover has the ice outlet.

[0011] Furthermore, the base has a lower ring portion arranged outside the barrel ring and a lower abutting portion abutting against the lower end of the barrel ring, the base is threadedly connected to the barrel ring at the lower ring portion, and the lower ring portion has the water inlet.

[0012] Furthermore, the base is detachably fixedly connected to the pedestal at the lower abutment portion.

[0013] Furthermore, the machine body has an outer ring member arranged outside the ice making bucket and enclosing the ice making bucket to form a refrigeration cavity, and the outer ring member is provided with a liquid inlet and a liquid outlet connected to the refrigeration cavity, and the refrigeration cavity and the ice making cavity are independent of each other.

[0014] The advantage of the technical solution is that by configuring the power mechanism for driving the screw to rotate into a variable speed motor with a transmission gear shaft, a first-stage gear set meshing with the transmission gear shaft, a second-stage gear set meshing with the first-stage gear set, a third-stage gear set meshing with the second-stage gear set, and a fourth-stage gear set meshing with the third-stage gear set, the speed and torque of the screw can be adjusted to squeeze out ice cubes of different densities (loose or solid), thereby meeting user needs. At the same time, at the same speed, the driving mechanism has greater torque than that composed of a fixed-speed motor and a three-stage gear reducer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0017] Figure 1 is a three-dimensional diagram of a variable speed extruded ice making machine disclosed in an embodiment;

[0018] Figure 2 is a cross-sectional view of a variable speed extruded ice maker disclosed in an embodiment;

[0019] Figure 3 is an exploded view of a variable speed extruded ice maker disclosed in an embodiment;

[0020] Figure 4 is a partial cross-sectional view of a variable speed extruded ice maker disclosed in an embodiment;

[0021] Figure 5 The embodiment disclosed is a partial decomposition of the variable speed extrusion ice making machine Figure 1 ;

[0022] Figure 6 The embodiment disclosed is a partial decomposition of the variable speed extrusion ice making machine Figure 2 ;

[0023] Figure 7 is a three-dimensional view of the top cover in the embodiment;

[0024] Figure 8 2 is a three-dimensional diagram of the base in the embodiment. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0026] Example: Figure 1-8As shown, the variable speed extruder ice making machine comprises a body 1, a screw 2 and a power mechanism 3, the body 1 has an ice making chamber 101, the screw 2 is accommodated in the ice making chamber 101 and driven by the power mechanism 3 arranged on the body 1, the power mechanism 3 comprises a variable speed motor 302 having a transmission gear shaft 301, a primary gear set 303 meshing with the transmission gear shaft 301, a secondary gear set 304 meshing with the primary gear set 303, a third gear set 300 meshing with the secondary gear set 304, and a fourth gear set 305 meshing with the third gear set 300, the fourth gear set 305 having a transmission shaft 306 connected to the screw 2. Among them, the variable speed motor 302 is an existing variable speed motor. The present embodiment provides a variable speed extruder ice maker to solve the problem that the rotation speed and torque of the screw in the existing extruder ice maker are not variable, resulting in the invariable density of ice cubes extruded by the screw. The power mechanism 3 driving the screw 2 to rotate is mainly configured as a variable speed motor 302 having a transmission gear shaft 301, a primary gear set 303 meshing with the transmission gear shaft 301, a secondary gear set 304 meshing with the primary gear set 303, a third gear set 300 meshing with the second gear set 304, and a fourth gear set 305 meshing with the third gear set 300, so that the rotation speed and torque of the screw 2 can be adjusted to squeeze out ice cubes with different densities (loose or solid), thereby meeting user needs. At the same time, under the same rotation speed, the power mechanism 3 has a larger torque than the driving mechanism composed of a fixed speed motor and a three-stage gear reducer.

[0027] In the embodiment of the utility model, the body 1 includes a base 103 with an assembly cavity 102, a variable speed motor 302 is arranged on the base 103 and a transmission gear shaft 301 extends into the assembly cavity 102, a first gear set 303, a second gear set 304, a third gear set 300 and a fourth gear set 305 are accommodated in the assembly cavity 102, and a transmission shaft 306 extends from the assembly cavity 102 to the base 103 and is in transmission connection with the screw 2. The above structure allows the power mechanism 3 and the body 1 to be assembled stably.

[0028] In the embodiment of the utility model, the body 1 includes an ice bucket 104 disposed on the base 103, the ice bucket 104 has an ice making cavity 101 and a water inlet 105 and an ice outlet 106 communicated with the ice making cavity 101, the ice bucket 104 includes a base 107 connected to the base 103, a cylinder ring 108 detachably fixedly connected to the base 107, and a top cover 109 detachably fixedly connected to the cylinder ring 108, and the base 107, the cylinder ring 108 and the top cover 109 together form the ice making cavity 101. The above arrangement configures the ice bucket 104 as a base 107, a cylinder ring 108 and a top cover 109 that are detachably fixedly connected to form the ice making cavity 101, and has the advantages of low processing difficulty, low manufacturing cost and simple assembly compared to the existing one-piece ice bucket.

[0029] In the embodiment of the utility model, the top cover 109 has an upper ring portion 110 arranged outside the barrel ring 108 and an upper abutting portion 111 abutting against the upper end of the barrel ring 108. The top cover 109 is threadedly connected to the barrel ring 108 at the upper ring portion 110, and the upper abutting portion 111 has an ice outlet 106. The above arrangement configures the top cover 109 to be an upper ring portion 110 threadedly connected to the barrel ring 108 and an upper abutting portion 111 abutting against the upper end of the barrel ring 108, so that the top cover 109 can be detachably fixedly connected to the barrel ring 108, and the connection is simple and stable.

[0030] In the embodiment of the utility model, the upper abutment portion 111 has a through hole 112 for the screw rod 2 to extend out of the ice-making chamber 101 and a positioning portion 113 extending from the through hole 112 toward the ice-making chamber 101 and arranged outside the screw rod 2, and a reinforcing portion 114 is provided between the positioning portion 113 and the upper abutment portion 111. The above arrangement makes the connection between the screw rod 2 and the top cover 109 stable by configuring the through hole 112 on the upper abutment portion 111 and the positioning portion 113 extending from the through hole 112 toward the ice-making chamber 101 and arranged outside the screw rod 2. In addition, since the reinforcing portion 114 is provided between the positioning portion 113 and the upper abutment portion 111, the top cover 109 has good structural strength and is not easy to bend and deform.

[0031] In the embodiment of the utility model, the screw 2 is coaxially arranged with the ice bucket 104, the lower end of which is connected to the base 107 through the bearing 115, and the upper end of which is rotatably connected to the top cover 109. The lower end of the screw 2 is transmission-connected with the transmission shaft 306, the base 107 has a water inlet 105, and the top cover 109 has an ice outlet 106. Since the screw 2 is coaxially arranged with the ice bucket 104, and the lower end of which is transmission-connected with the transmission shaft 306, and the upper end of which is rotatably connected with the top cover 109, the water inlet 105 is provided at the base 107, and the ice outlet 106 is provided at the top cover 109, the screw 2 penetrates the ice bucket 104, and the ice-making effect is good.

[0032] In the embodiment of the utility model, the base 107 has a lower ring portion 116 arranged outside the barrel ring 108 and a lower abutting portion 117 abutting against the lower end of the barrel ring 108. The base 107 is threadedly connected to the barrel ring 108 at the lower ring portion 116, and the lower ring portion 116 has a water inlet 105. The above arrangement configures the base 107 into the lower ring portion 116 threadedly connected to the barrel ring 108 and the lower abutting portion 117 abutting against the lower end of the barrel ring 108, so that the base 107 can be detachably fixedly connected to the barrel ring 108, and the connection is simple and stable.

[0033] In the embodiment of the utility model, the base 107 is detachably fixedly connected to the base 103 at the lower abutment portion 117. Since the base 107 is detachably fixedly connected to the base 103 at the lower abutment portion 117, the ice bucket 104 is connected to the base 103 separately, which is easy to assemble and has low processing difficulty.

[0034] In the embodiment of the utility model, the body 1 has an outer ring 118 arranged outside the ice bucket 104 and enclosed with the ice bucket 104 to form a refrigeration chamber 119. The outer ring 118 is provided with a liquid inlet 120 and a liquid outlet 121 connected to the refrigeration chamber 119. The refrigeration chamber 119 is independent of the ice making chamber 101. Among them, the refrigeration chamber 119 is provided with a cooling liquid that lowers the temperature of the ice making chamber 101. Since the outer ring of the ice making chamber 101 is provided with the refrigeration chamber 119 that can lower the temperature of the ice making chamber 101, the liquid in the ice making chamber 101 can solidify into ice, thereby achieving ice making.

[0035] It should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but such information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present invention, the "first" information may also be referred to as the "second" information, and similarly, the "second" information may also be referred to as the "first" information. In addition, the terms "center of a circle", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0036] As described above, one or more implementation methods are provided in combination with specific contents, and the specific implementation of the utility model is not limited to these descriptions. Any method, structure, etc. similar to or identical to the method, structure, etc. of the utility model, or some technical deductions or replacements made on the premise of the concept of the utility model should be regarded as the protection of the utility model.

Claims

1. A variable speed extruder ice making machine, comprising a machine body, a screw and a power mechanism, wherein the machine body has an ice making chamber, the screw is accommodated in the ice making chamber and is driven by the power mechanism arranged on the machine body, characterized in that: The power mechanism includes a variable speed motor with a transmission gear shaft, a primary gear set meshing with the transmission gear shaft, a secondary gear set meshing with the primary gear set, a tertiary gear set meshing with the secondary gear set, and a fourth gear set meshing with the third gear set, wherein the fourth gear set has a transmission shaft connected to the screw drive.

2. The variable speed extruder ice making machine according to claim 1, characterized in that: The machine body includes a base with an assembly cavity, the variable speed motor is arranged on the base and the transmission gear shaft extends into the assembly cavity, the first-stage gear set, the second-stage gear set, the third-stage gear set and the fourth-stage gear set are accommodated in the assembly cavity, and the transmission shaft extends from the assembly cavity to the base and is connected to the screw transmission.

3. The variable speed extruder ice making machine according to claim 2, characterized in that: The body includes an ice-making bucket arranged on the base, the ice-making bucket has the ice-making cavity and a water inlet and an ice outlet communicated with the ice-making cavity, the ice-making bucket includes a base connected to the base, a cylinder ring detachably fixedly connected to the base, and a top cover detachably fixedly connected to the cylinder ring, the base, the cylinder ring and the top cover together form the ice-making cavity.

4. The variable speed extruder ice making machine according to claim 3, characterized in that: The top cover comprises an upper ring portion arranged outside the barrel ring and an upper abutment portion abutting against the upper end of the barrel ring. The top cover is threadedly connected with the barrel ring at the upper ring portion, and the upper abutment portion comprises the ice outlet.

5. The variable speed extruder ice making machine according to claim 4, characterized in that: The upper abutment portion comprises a through hole for the screw to extend out of the ice-making cavity and a positioning portion extending from the through hole toward the ice-making cavity and arranged outside the screw, and a reinforcing portion is arranged between the positioning portion and the upper abutment portion.

6. The variable speed extruder ice making machine according to claim 3, characterized in that: The screw is coaxially arranged with the ice bucket, the lower end of which is connected to the base via a bearing, the upper end of which is rotatably connected to the top cover, the lower end of the screw is transmission-connected to the transmission shaft, the base has the water inlet, and the top cover has the ice outlet.

7. The variable speed extruder ice making machine according to claim 3, characterized in that: The base comprises a lower ring portion arranged outside the barrel ring and a lower abutting portion abutting against the lower end of the barrel ring. The base is threadedly connected to the barrel ring at the lower ring portion, and the lower ring portion comprises the water inlet.

8. The variable speed extruder ice making machine according to claim 7, characterized in that: The base is detachably fixedly connected to the pedestal at the lower abutment portion.

9. The variable speed extruder ice making machine according to claim 3, characterized in that: The machine body comprises an outer ring member which is arranged outside the ice making bucket and encloses the ice making bucket to form a refrigeration cavity. The outer ring member is provided with a liquid inlet and a liquid outlet which are connected with the refrigeration cavity. The refrigeration cavity and the ice making cavity are independent of each other.

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