Juice machine with shaft limiting structure

Abstract

The juicer with the shaft limiting structure comprises a juicer body, a driving part and a squeezing head, the juicer body is provided with a squeezing cavity, the squeezing head is contained in the squeezing cavity and provided with a connecting shaft extending out of the squeezing cavity, the driving part is arranged in the juicer body and provided with a driving shaft, and the driving shaft is matched with the connecting shaft in an inserted mode and can drive the squeezing head to rotate. Shaft limiting structures are arranged on the connecting shaft and the driving shaft, and the shaft limiting structures limit axial movement of the squeezing head relative to the driving part when the driving shaft drives the squeezing head to rotate. The shaft limiting structure for limiting the axial movement of the squeezing head relative to the driving part when the driving shaft drives the squeezing head to rotate is arranged on the connecting shaft and the driving shaft, so that the squeezing head is stably assembled with the driving shaft when rotating and is not easy to move, and the squeezing head is prevented from being separated from the driving shaft when being stressed to move upwards during working. Meanwhile, the connecting shaft extends out of the squeezing cavity to be connected with the driving shaft, and the situation that juice in the squeezing cavity flows into the driving piece to damage the driving piece is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a juice extractor, especially a juice extractor with shaft limiting structure. BACKGROUND

[0002] The juice extractor is a device for extracting fruit juice. The existing juice extractor includes a body and a power mechanism. The body has a juicing cavity and a cutter head arranged in the juicing cavity. The power mechanism is arranged in the body and has an output shaft that is inserted into the cutter head. The cutter head has a hexagonal insertion hole for the insertion of the output shaft. The output shaft and the hexagonal insertion hole are shaped to allow the power mechanism to drive the cutter head to rotate and squeeze the juice. Since the cutter head and the output shaft only limit the axial movement of the cutter head through the friction between them, the axial movement is poor. Therefore, the cutter head is easily moved axially when rotating, and the assembly is unstable. SUMMARY

[0003] The utility model aims at providing a juice extractor with shaft limiting structure to solve the problem of the existing juice extractor that limits the axial movement of the cutter head through the static friction between the cutter head and the output shaft, the poor axial movement, the easy axial movement of the cutter head when rotating, and the unstable assembly.

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

[0005] The juice extractor with shaft limiting structure includes a body, a driving member, and a pressing head. The body has a pressing cavity. The pressing head is accommodated in the pressing cavity and has a connecting shaft that extends out of the pressing cavity. The driving member is arranged in the body and has a driving shaft. The driving shaft is inserted into the connecting shaft and can drive the pressing head to rotate. The connecting shaft and the driving shaft are provided with shaft limiting structures. The shaft limiting structures limit the axial movement of the pressing head relative to the driving member when the driving shaft drives the pressing head to rotate.

[0006] Further, the shaft limiting structure includes a limiting rod arranged on the driving shaft, a shaft guide groove, and a shaft limiting groove arranged on the connecting shaft. The limiting rod moves along the shaft guide groove when the driving shaft is inserted into the connecting shaft. The limiting rod can move from the shaft guide groove into the shaft limiting groove to drive the pressing head to rotate and limit the axial movement of the pressing head in cooperation with the shaft limiting groove.

[0007] Further, the shaft limiting groove extends circumferentially along the connecting shaft. The shaft guide groove extends axially along the connecting shaft and communicates with the shaft limiting groove in the middle part of the shaft limiting groove.

[0008] Further, the limiting rod, the shaft guide groove, and the shaft limiting groove are all multiple and one-to-one corresponding. The shaft limiting grooves are arranged at intervals and are independent of each other in the circumferential direction of the connecting shaft.

[0009] Furthermore, the machine body has a pressing seat, the pressing seat has a material discharge shell and a filter shell, the material discharge shell and the filter shell together form the pressing chamber and the positioning groove, the positioning groove communicates with the pressing chamber and extends circumferentially around the drive shaft, the outer wall of the pressing head is provided with a positioning tongue, the positioning tongue is inserted into the positioning groove when the limiting rod moves into the shaft limiting groove.

[0010] Furthermore, the machine body has a base, the pressing seat is disposed on the base and together with the base to form an assembly cavity, the driving member is disposed in the base, the driving shaft extends into the assembly cavity, and the connecting shaft extends into the assembly cavity and is connected to the driving shaft.

[0011] Furthermore, the pressing head has an upper rotating shell and a lower pressing shell that enclose and form an inner cavity, and the upper rotating shell and the lower pressing shell are detachably and fixedly connected.

[0012] Furthermore, one of the upper rotating shell and the lower pressing shell is provided with a screwing groove, and the other of the two is provided with a screwing block. The screwing block can be screwed into the screwing groove and cooperate with the screwing groove to lock the upper rotating shell onto the lower pressing shell.

[0013] Furthermore, the bottom of the pressing chamber is provided with a guide ring surrounding the connecting shaft, and the pressing head has an outer guide groove that engages with the guide ring.

[0014] Furthermore, the bottom of the pressing chamber is provided with a mounting platform, the guide ring is arranged around the mounting platform to form an inner guide groove with the mounting platform, and the connecting shaft passes through the mounting platform and extends into the assembly chamber.

[0015] The advantage of this technical solution is that by configuring axial limiting structures on the connecting shaft and the drive shaft to restrict the axial movement of the pressing head relative to the driving component when the drive shaft drives the pressing head to rotate, the pressing head is stably assembled with the drive shaft when it rotates, and is not prone to slippage. Avoiding the squeezing head to move up and separate from the driving shaft during work Meanwhile, by configuring the connecting shaft to extend out of the pressing chamber and connect to the drive shaft, the flow of juice from the pressing chamber into the drive components is prevented from damaging them. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below.

[0018] Figure 1 This is a perspective view of a juicer with a axial limiting structure disclosed in the embodiments;

[0019] Figure 2 This is a cross-sectional view of the juicer with a axial limiting structure disclosed in the embodiment;

[0020] Figure 3 yes Figure 2 A magnified view of a section at point A in the middle;

[0021] Figure 4 yes Figure 2 A magnified view of a section at point B in the middle;

[0022] Figure 5 This is an exploded view of the juicer with a axial limiting structure disclosed in the embodiment;

[0023] Figure 6 This is a perspective view of the pressing head in the embodiment. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Example: Figures 1-6 As shown, the juicer with an axial limiting structure includes a body 1, a drive unit 2, and a pressing head 3. The body 1 has a pressing chamber 101, the pressing head 3 is housed in the pressing chamber 101 and has a connecting shaft 301 with one end extending out of the pressing chamber 101. The drive unit 2 is located inside the body 1 and has a drive shaft 201. The drive shaft 201 is inserted into and engaged with the end of the connecting shaft 301 extending out of the pressing chamber 101 and can drive the pressing head 3 to rotate. An axial limiting structure 4 is provided on the connecting shaft 301 and the drive shaft 201. The axial limiting structure 4 restricts the axial movement of the pressing head 3 relative to the drive unit 2 when the drive shaft 201 drives the pressing head 3 to rotate. Specifically, the drive unit 2 is a motor. This embodiment provides a juicer with an axial limiting structure to solve the problems of existing juicers that restrict the axial movement of the cutter head through static friction between the cutter head and the output shaft, resulting in poor axial limiting ability, easy axial movement of the cutter head during rotation, and unstable assembly. The solution mainly involves configuring an axial limiting structure 4 on the connecting shaft 301 and the drive shaft 201 to restrict the axial movement of the pressing head 3 relative to the driving component 2 when the drive shaft 201 drives the pressing head 3 to rotate. This ensures stable assembly of the pressing head 3 with the drive shaft 201 during rotation, preventing axial movement. Avoiding the squeezing head 3 to move up and separate from the driving shaft during workThe driving shaft 201. Meanwhile, by configuring the connecting shaft 301 to extend out of the pressing cavity 101 and connect with the driving shaft 201, the juice in the pressing cavity 101 is prevented from flowing into the driving member 2 to cause damage to the driving member 2.

[0026] In the embodiment of the utility model, the shaft limiting structure 4 includes the limiting rod 202 arranged on the driving shaft 201 and the shaft guide groove 302 and the shaft limiting groove 303 arranged on the connecting shaft 301, the limiting rod 202 moves along the shaft guide groove 302 when the driving shaft 201 is inserted into the connecting shaft 301, and the limiting rod 202 can move from the shaft guide groove 302 into the shaft limiting groove 303 to drive the pressing head 3 to rotate and cooperate with the shaft limiting groove 303 to limit the axial movement of the pressing head 3. Specifically, the assembly process of the pressing head 3 is as follows: first, the driving shaft 201 is inserted into the connecting shaft 301, at this time, the limiting rod 202 moves along the shaft guide groove 302, and when the driving shaft 201 is inserted into position, the limiting rod 202 moves into the shaft limiting groove 303, then, the pressing head 3 is rotated relative to the driving member 2 to make the limiting rod 202 rotate into the shaft limiting groove 303, and when the limiting rod 202 abuts against the shaft end of the shaft limiting groove 303, the driving member 2 drives the pressing head 3 to rotate and the limiting rod 202 cooperates with the shaft limiting groove 303 to limit the axial movement of the pressing head 3. The above-mentioned arrangement configures the shaft limiting structure 4 as the limiting rod 202 arranged on the driving shaft 201 and the shaft guide groove 302 and the shaft limiting groove 303 arranged on the connecting shaft 301, and after the limiting rod 202 moves from the shaft guide groove 302 into the shaft limiting groove 303, the limiting rod 202 drives the pressing head 3 to rotate while limiting the axial movement of the pressing head 3, so that the pressing head 3 is stably assembled.

[0027] In other embodiments, the shaft guide groove 302 and the shaft limiting groove 303 are arranged on the driving shaft 201, and the limiting rod 202 is arranged on the connecting shaft 301.

[0028] In other embodiments, the shaft limiting structure 4 can also be configured such that the connecting shaft 301 has a socket, the driving shaft 201 is threadedly connected with the connecting shaft 301 in the socket, or the driving shaft 201 has a socket, and the connecting shaft 301 is threadedly connected with the driving shaft 201 in the socket.

[0029] In the embodiment of the utility model, the shaft limiting groove 303 extends circumferentially along the connecting shaft 301, and the shaft guide groove 302 extends axially along the connecting shaft 301 and communicates with the shaft limiting groove 303 at the middle part of the shaft limiting groove 303. The above-mentioned arrangement configures the shaft limiting groove 303 to extend circumferentially along the connecting shaft 301, and configures the shaft guide groove 302 to extend axially along the connecting shaft 301 and communicate with the shaft limiting groove 303 at the middle part of the shaft limiting groove 303, so that after the limiting rod 202 moves from the shaft guide groove 302 into the shaft limiting groove 303, the limiting rod 202 can rotate bidirectionally to drive the pressing head 3 to rotate, and the structure is reasonable and compact.

[0030] In the embodiment of the utility model, the limiting rod 202, the shaft guide groove 302 and the shaft limiting groove 303 are all two and one-to-one correspondence, and the two shaft limiting grooves 303 are oppositely arranged in the radial direction of the connecting shaft 301 and are independent of each other. The above-mentioned setting is configured by the limiting rod 202, the shaft guide groove 302 and the shaft limiting groove 303, and the limiting rod 202 is driven stably when rotating the pressing head 3. In other embodiments, the number of the limiting rod 202, the shaft guide groove 302 and the shaft limiting groove 303 can be more than two.

[0031] In the embodiment of the utility model, the machine body 1 has a pressing seat 102, the pressing seat 102 has a blanking shell 103 and a filtering shell 104, the blanking shell 103 and the filtering shell 104 are combined to form a pressing cavity 101 and a positioning groove 105, the positioning groove 105 is communicated with the pressing cavity 101 and extends circumferentially around the driving shaft 201, the outer wall of the pressing head 3 is provided with a positioning tongue 304, and the positioning tongue 304 is inserted and matched with the positioning groove 105 when the limiting rod 202 moves into the shaft limiting groove 303. The above-mentioned setting is configured by the blanking shell 103 and the filtering shell 104 of the pressing seat 102, the blanking shell 103 and the filtering shell 104 are combined to form the pressing cavity 101 and the positioning groove 105, the outer wall of the pressing head 3 is provided with the positioning tongue 304 which is inserted and matched with the positioning groove 105 when the limiting rod 202 moves into the shaft limiting groove 303, so that the axial shaking of the pressing head 3 caused by the downward movement of the limiting rod 202 along the shaft guide groove 302 is avoided, and the positioning during assembly is facilitated.

[0032] In the embodiment of the utility model, the machine body 1 has a base 106, the pressing seat 102 is arranged on the base 106 and combined with the base 106 to form an assembly cavity 107, the driving part 2 is arranged in the base 106, one end of the driving shaft 201 extends into the assembly cavity 107, and one end of the connecting shaft 301 extends into the assembly cavity 107 and is connected with the driving shaft 201. More preferably, the pressing seat 102 and the base 106 are detachably fixedly connected. The above-mentioned setting is configured by arranging the assembly positions of the driving shaft 201 and the connecting shaft 301 in the assembly cavity 107, so that the juice in the pressing cavity 101 does not flow into the driving part 2 to cause damage to the driving part 2.

[0033] In the embodiment of the utility model, the pressing head 3 has an upper rotating shell 306 and a lower pressing shell 307 which combine to form an inner cavity 305, and the upper rotating shell 306 and the lower pressing shell 307 are detachably fixedly connected. The above-mentioned configuration is configured by arranging the pressing head 3 as the upper rotating shell 306 and the lower pressing shell 307, and the upper rotating shell 306 and the lower pressing shell 307 are detachably fixedly connected to combine to form the inner cavity 305, so that the pressing head 3 is convenient to disassemble and clean.

[0034] In the embodiment of the utility model, one of upper rotation shell 306 and lower pressure shell 307 is equipped with screw groove 308, the other is equipped with screw block 309, screw block 309 can be screwed into screw groove 308 and cooperate with screw groove 308 to lock upper rotation shell 306 on lower pressure shell 307. The above-mentioned setting is configured screw groove 308 on one of upper rotation shell 306 and lower pressure shell 307, and is configured screw block 309 on the other, so that upper rotation shell 306 is detachably fixedly connected on lower pressure shell 307, and the assembly structure is simple and convenient to implement.

[0035] In the embodiment of the utility model, the bottom of the pressing cavity 101 is provided with a guide ring 108 arranged around the connecting shaft 301, and the pressing head 3 has an outer guide groove 310 inserted and matched with the guide ring 108. The above-mentioned setting is configured with a guide ring 108 arranged around the connecting shaft 301 at the bottom of the pressing cavity 101, and an outer guide groove 310 inserted and matched with the guide ring 108 is configured on the pressing head 3, so that the pressing head 3 and the pressing seat 102 are assembled stably.

[0036] In the embodiment of the utility model, the bottom of the pressing cavity 101 is provided with a mounting table 109, the guide ring 108 is arranged around the mounting table 109 to form an inner guide groove 110 with the mounting table 109, and the connecting shaft 301 extends into the assembly cavity 107 through the mounting table 109. The above-mentioned setting is configured with a mounting table 109 arranged around the mounting table 109 to form an inner guide groove 110 with the mounting table 109 at the bottom of the pressing cavity 101, and the connecting shaft 301 is configured to extend into the assembly cavity 107 through the mounting table 109, so that the pressing head 3 and the connecting shaft 301 are assembled stably with the pressing seat 102.

[0037] It should be understood that the terms "first", "second" and the like are used in the utility model to describe various information, but these 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 utility model, the "first" information can also be referred to as "second" information, and similarly, the "second" information can also be referred to as "first" information. In addition, the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model to a particular orientation, structure and operation, and therefore cannot be understood as limiting the utility model.

[0038] As described above, one or more embodiments are provided in combination with specific content, and it is not intended that the specific implementation of the utility model is limited to these descriptions. Any approximation, similarity or substitution of the method and structure of the utility model, or any technical deduction or replacement under the concept of the utility model, should be regarded as the protection of the utility model.

Claims

1. A juicer having an axial limit structure, comprising a body, a driving member and a pressing head, characterized in that, The machine body has a pressing cavity, the pressing head is contained in the pressing cavity and has a connecting shaft extending out of the pressing cavity, the driving member is arranged in the machine body and has a driving shaft, the driving shaft is inserted into the connecting shaft and can drive the pressing head to rotate, the connecting shaft and the driving shaft are provided with shaft limiting structures, and the shaft limiting structures limit the axial movement of the pressing head relative to the driving member when the driving shaft drives the pressing head to rotate.

2. The juicer having shaft limiting structure according to claim 1, characterized by, The shaft limiting structure comprises a limiting rod arranged on the driving shaft and a shaft guide groove and a shaft limiting groove arranged on the connecting shaft, the limiting rod moves along the shaft guide groove when the driving shaft is inserted into the connecting shaft, the limiting rod can move from the shaft guide groove into the shaft limiting groove to drive the pressing head to rotate and limit the axial movement of the pressing head in cooperation with the shaft limiting groove.

3. The stock machine having a shaft limiting structure according to claim 2, characterized by, The shaft limiting groove extends circumferentially along the connecting shaft, and the shaft guide groove extends axially along the connecting shaft and communicates with the shaft limiting groove in the middle of the shaft limiting groove.

4. The juicer having a shaft limiting structure according to claim 2 or 3, characterized in that, The limiting rod, the shaft guide groove and the shaft limiting groove are all multiple and one-to-one corresponding, and several shaft limiting grooves are arranged at intervals and independently in the circumferential direction of the connecting shaft.

5. The stock machine having a shaft limiting structure according to claim 2, characterized by, The machine body has a pressing seat, the pressing seat has a blanking shell and a filtering shell, the blanking shell and the filtering shell jointly form the pressing cavity and a positioning groove, the positioning groove communicates with the pressing cavity and extends circumferentially around the driving shaft, and the outer wall of the pressing head is provided with a positioning tongue, which is inserted and matched with the positioning groove when the limiting rod moves into the shaft limiting groove.

6. The stock machine having a shaft limiting structure according to claim 5, wherein The machine body has a base, the pressing seat is arranged on the base and jointly forms an assembly cavity with the base, the driving member is arranged in the base, the driving shaft extends into the assembly cavity, and the connecting shaft extends into the assembly cavity and is connected with the driving shaft.

7. The stock machine having a shaft limiting structure according to claim 1, characterized by The pressing head has an upper rotating shell and a lower pressing shell which jointly form an inner cavity, and the upper rotating shell and the lower pressing shell are fixedly and detachably connected.

8. The stock machine having a shaft limiting structure according to claim 7, characterized by One of the upper rotating shell and the lower pressing shell is provided with a screwing groove, and the other is provided with a screwing block, the screwing block can be screwed into the screwing groove to lock the upper rotating shell on the lower pressing shell in cooperation with the screwing groove.

9. The stock machine having a shaft limiting structure according to claim 6, characterized by The cavity bottom of the pressing cavity is provided with a guide ring which is arranged around the outer side of the connecting shaft, and the pressing head has an outer guide groove which is inserted and matched with the guide ring.

10. The stock machine having a shaft limiting structure according to claim 9, wherein The cavity bottom of the pressing cavity is provided with a mounting table, the guide ring is arranged around the outer side of the mounting table to form an inner guide groove with the mounting table, and the connecting shaft extends into the assembly cavity through the mounting table.

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