Handheld mixer

Abstract

The utility model provides a handheld stirrer. The handheld stirrer comprises a driving device which comprises a shell and a motor arranged in the shell, and the motor comprises an output shaft; the vacuumizing device is detachably connected with the driving device, the vacuumizing device comprises a shell, an eccentric wheel mechanism, a vacuum pump and an air extractor, the vacuum pump is connected with the eccentric wheel mechanism, the motor drives the vacuum pump to work through the eccentric wheel mechanism, the air extractor is connected with the vacuum pump, and the vacuum pump is connected with the shell. A telescopic piece used for displaying the vacuum state is arranged on the outer side of the vacuum pump. Due to the fact that the handheld stirrer comprises the vacuumizing device, a user can vacuumize a container, a freshness protection bag and the like in which food materials are stored through the vacuumizing device, the function of keeping the food materials fresh through vacuumizing can be achieved without additionally purchasing vacuumizing equipment, and the handheld stirrer is small in occupied space and convenient to store.

Description

Technical Field

[0001] The present application relates to the field of food processing, and in particular to a handheld blender. Background Art

[0002] As people's living standards continue to improve, many different types of food processors have appeared on the market. The functions of food processors can mainly include, but are not limited to, making soy milk, squeezing juice, making rice paste, mincing meat, shaved ice, making coffee and / or preparing facial masks. Existing hand-held blenders can achieve different functions such as mixing noodles and beating eggs by replacing the mixing heads of different structures, but usually do not have the function of vacuuming and preserving. Utility Model Content

[0003] The present application provides a handheld blender capable of vacuuming food in a container to preserve freshness.

[0004] The present application provides a hand-held blender. The hand-held blender includes: a driving device, including a housing and a motor arranged in the housing, the motor including an output shaft; and a vacuum device, which is detachably connected to the driving device, the vacuum device including a housing, an eccentric wheel mechanism, a vacuum pump and an air extraction device, the vacuum pump is connected to the eccentric wheel mechanism, the motor drives the vacuum pump to work through the eccentric wheel mechanism, the air extraction device is connected to the vacuum pump, and a telescopic part for displaying the vacuum state is provided on the outer side of the vacuum pump. Since the hand-held blender includes a vacuum device, the user can use the vacuum device to vacuum containers, fresh-keeping bags, etc. where food is stored, and the function of preserving food by vacuuming can be realized without purchasing a vacuum device separately, and the hand-held blender occupies a small space and is convenient for storage; in addition, the vacuum pump is provided with a telescopic part for displaying the vacuum state, so that the user can judge the vacuum state according to the telescopic part, so that it has a better preservation effect and a good user experience.

[0005] Furthermore, the vacuum pump includes a pump body, a piston and a pump cover, wherein a first cavity and a second cavity isolated from each other are provided between the pump cover and the pump body, the pump cover is provided with an air inlet hole connected to the first cavity and an air outlet hole connected to the second cavity, and the pump body is provided with a one-way air inlet valve corresponding to the first cavity and a one-way exhaust valve corresponding to the second cavity. The air in the food container first enters the first cavity through the air inlet hole, then enters the pump body through the one-way air inlet valve, and then enters the second cavity through the one-way exhaust valve under the push of the piston, and finally exits the vacuum pump from the air outlet hole, and vacuumization can be achieved by such a cycle.

[0006] Furthermore, the eccentric wheel mechanism is connected to the piston to drive the piston to reciprocate in the pump body. In this way, the vacuum pump can start working by driving the piston to move back and forth through the eccentric wheel mechanism.

[0007] Furthermore, the pump cover is provided with a connection nozzle communicated with the first cavity, and the telescopic member is connected to the connection nozzle. In this way, the telescopic member is assembled to the pump cover through the connection nozzle, and the assembly is more convenient.

[0008] Furthermore, the housing is provided with a viewing hole corresponding to the telescopic member, so that the user can conveniently observe the deformation amount of the telescopic member through the viewing hole to determine the vacuum state of the vacuum device.

[0009] Furthermore, the vacuum device includes a vacuum bracket, a vacuum suction cup and a vacuum pipe, wherein the vacuum suction cup is arranged at the bottom of the vacuum bracket and extends out of the housing, the vacuum bracket is provided with a vacuum hole, and the vacuum pipe connects the vacuum hole to the vacuum pump. By sucking the vacuum suction cup and the food container together, air leakage can be avoided during the vacuuming process, and the vacuuming efficiency is higher.

[0010] Furthermore, the vacuum device further comprises an elastic member pressing downward against the vacuum bracket. By providing the elastic member pressing against the vacuum bracket, the vacuum suction cup can better cooperate with the food container and achieve a better sealing effect.

[0011] Furthermore, the housing includes a receiving cavity with a lower opening, the air extraction bracket is movably arranged in the receiving cavity, and the two ends of the elastic member are pressed against the top wall of the receiving cavity and the air extraction bracket respectively. In this way, the air extraction device can be more reliably assembled in the housing, and the air extraction bracket can move up and down more stably.

[0012] Furthermore, the elastic member is a spring, an elastic rubber member or a metal spring sheet. Thus, the structure is reliable and the cost is low.

[0013] Furthermore, the hand-held mixer includes a gear box, the gear box includes an input shaft, a central gear and a planetary gear, the input shaft is connected to the output shaft, the central gear is fixed to the input shaft, the planetary gear is meshed with the central gear, and the planetary gear is connected to the transmission shaft, and the transmission shaft is connected to the eccentric wheel mechanism. By setting the gear box to reduce the speed of the motor, the power output of the hand-held mixer is more stable.

[0014] Furthermore, the housing comprises a left housing, a right housing and a top cover, the left housing is butt-jointed with the right housing, the top cover is arranged at the top of the left housing and the right housing, and the top cover is provided with an installation cavity, the bottom end of the driving device extends into the installation cavity. In this way, the vacuum device is easy to assemble, and the cooperation between the driving device and the vacuum device is more stable and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1Shown is a three-dimensional schematic diagram of an embodiment of the hand-held blender of the present application;

[0016] Figure 2 Shown Figure 1 A partial cutaway view of a hand blender is shown;

[0017] Figure 3 Shown Figure 2 The enlarged view of point A is shown;

[0018] Figure 4 Shown Figure 1 A three-dimensional schematic diagram of the vacuum extraction device shown;

[0019] Figure 5 and Figure 6 Shown Figure 4 A partial cross-sectional view of the vacuum device shown, with the telescopic member in different states;

[0020] Figure 7 Shown Figure 2 A perspective exploded view of the vacuum extraction device shown. DETAILED DESCRIPTION

[0021] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present application. Instead, they are merely examples of devices consistent with some aspects of the present application as detailed in the appended claims.

[0022] The terms used in this application are only for the purpose of describing specific embodiments and are not intended to limit this application. Unless otherwise defined, the technical terms or scientific terms used in this application should be understood by people with ordinary skills in the field to which the present invention belongs. The similar words such as "one" or "one" used in this application specification and claims do not indicate a quantitative limitation, but indicate that there is at least one. The similar words such as "include" or "include" mean that the elements or objects appearing in front of "include" or "include" cover the elements or objects listed after "include" or "include" and their equivalents, and do not exclude other elements or objects. The similar words such as "connect" or "connected" are not limited to physical or mechanical connections, and can include electrical connections, whether direct or indirect. The singular forms of "one", "said" and "the" used in this application specification and the attached claims are also intended to include plural forms, unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used in this article refers to and includes any or all possible combinations of one or more associated listed items.

[0023] See also Figures 1 to 7 The present application provides a handheld blender 100. The handheld blender 100 includes a driving device 10 and a vacuum device 20.

[0024] The driving device 10 includes a housing 11 and a motor 12 disposed in the housing 11 . The motor 12 includes an output shaft 121 .

[0025] The vacuum pump 20 is detachably connected to the driving device 10, and includes a housing 25, an eccentric mechanism 21, a vacuum pump 22, and an exhaust device 23, wherein the eccentric mechanism 21, the vacuum pump 22, and the exhaust device 23 are assembled in the housing 25. The vacuum pump 22 is connected to the eccentric mechanism 21, and the motor 12 drives the vacuum pump 22 to work through the eccentric mechanism 21. The exhaust device 23 is connected to the vacuum pump 22, and a telescopic member 229 for displaying the vacuum state is provided on the outside of the vacuum pump 22. The exhaust device 23 is used to cooperate with a container 60 for storing food, and the vacuum pump 22 vacuumizes the container 60 through the exhaust device 23.

[0026] Since the handheld blender 100 includes the vacuum device 20, the user can use the vacuum device 20 to vacuum containers, fresh-keeping bags, etc. that store food ingredients, without having to purchase additional vacuum equipment, and the function of preserving food ingredients by vacuuming can be achieved. The handheld blender 100 occupies a small space and is convenient for storage. In addition, the vacuum pump 22 is provided with a telescopic part 229 for displaying the vacuum state, so that the user can judge the vacuum state inside the container, fresh-keeping bag, etc., according to the telescopic part 229. In this way, it has a better preservation effect and a good user experience.

[0027] The vacuum pump 22 comprises a pump body 221, a piston 223 and a pump cover 222. A first cavity 225 and a second cavity 226 which are isolated from each other are provided between the pump cover 222 and the pump body 221. The pump cover 222 is provided with an air inlet 2221 communicating with the first cavity 225 and an air outlet 2222 communicating with the second cavity 226. The pump body 221 is provided with a one-way air inlet valve 227 corresponding to the first cavity 225 and a one-way air outlet valve 228 corresponding to the second cavity 226. The air in the food container first enters the first cavity 225 through the air inlet 2221, then enters the pump body 221 through the one-way air inlet valve 227, and then enters the second cavity 226 through the one-way air outlet valve 228 under the push of the piston 223, and finally exits the vacuum pump 22 from the air outlet 2222. In this cycle, vacuuming can be achieved.

[0028] The eccentric wheel mechanism 21 is connected to the piston 223, driving the piston 223 to reciprocate in the pump body 221. In this way, the eccentric wheel mechanism 21 drives the piston 223 to move back and forth, so that the vacuum pump 22 can start working.

[0029] The pump cover 222 is provided with a connection nozzle 2220 communicating with the first cavity 225, and the telescopic member 229 is connected to the connection nozzle 2220. In this way, the telescopic member 229 is assembled to the pump cover 222 through the connection nozzle 2220, and the assembly is more convenient.

[0030] The housing 25 is provided with a visual hole 258 corresponding to the telescopic member 229. In this way, it is convenient for the user to observe the deformation of the telescopic member 229 through the visual hole 258 to determine the vacuum state of the vacuum device 20. In the illustrated embodiment, the telescopic member 229 is a compression tube, which is fixed to the connecting nozzle 2220. When the air pressure in the first cavity 225 decreases, the compression tube is compressed and deformed.

[0031] In the illustrated embodiment, the suction device 23 includes a suction bracket 231, a suction cup 232 and a suction pipe 233. The suction cup 232 is arranged at the bottom of the suction bracket 231 and extends out of the housing 25. The suction bracket 231 is provided with a suction hole 2311. The suction pipe 233 connects the suction hole 2311 with the vacuum pump 22. By sucking the suction cup 232 and the food container together, air leakage can be avoided during the vacuuming process, and the vacuuming efficiency is higher. In some embodiments, the suction cup 232 can be made of soft materials such as silicone.

[0032] The air extraction device 23 further includes an elastic member 235 pressed downwardly against the air extraction bracket 231. By providing the elastic member 235 pressed against the air extraction bracket 231, the air extraction suction cup 232 can be better matched with the food container, and the sealing effect is better.

[0033] The housing 25 includes a housing cavity 259 with a lower opening, the air extraction bracket 231 is movably disposed in the housing cavity 259, and the two ends of the elastic member 235 are respectively pressed against the top wall of the housing cavity 259 and the air extraction bracket 231. In this way, the air extraction device 23 is more reliably assembled in the housing 25, and the air extraction bracket 231 can move up and down more stably.

[0034] In some embodiments, the elastic member 235 is a spring, an elastic rubber member or a metal spring. Thus, the structure is reliable and the cost is low.

[0035] In the illustrated embodiment, the hand-held blender 100 includes a gearbox 212, the gearbox 212 includes an input shaft 211, a central gear 2121 and a planetary gear 2122, the input shaft 211 is connected to the output shaft 121, the central gear 2121 is fixed to the input shaft 211, the planetary gear 2122 is meshed with the central gear 2121, and the planetary gear 2122 is connected to a transmission shaft 2123, and the transmission shaft 2123 is connected to the eccentric mechanism 21. By providing the gearbox 212 to reduce the speed of the motor 12, the power output of the hand-held blender 100 is more stable. In another embodiment, the hand-held blender 100 does not include a gearbox, and the output shaft 121 directly drives the eccentric mechanism 21 to rotate.

[0036] The housing 25 includes a left housing 251, a right housing 252 and a top cover 253. The left housing 251 is docked with the right housing 252. The top cover 253 is disposed at the top of the left housing 251 and the right housing 252. The top cover 253 is provided with a mounting cavity 254. The bottom end of the driving device 10 extends into the mounting cavity 254. In this way, the vacuum device 20 is easy to assemble, and the cooperation between the driving device 10 and the vacuum device 20 is more stable and reliable.

[0037] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application shall be included in the scope of protection of the present application.

Claims

1. A hand-held blender, characterized in that: It includes: A driving device (10) comprising a housing (11) and a motor (12) disposed in the housing (11), wherein the motor (12) comprises an output shaft (121); and A vacuum pump (20) is detachably connected to the driving device (10), and comprises a housing (25), an eccentric wheel mechanism (21), a vacuum pump (22) and an air suction device (23). The vacuum pump (22) is connected to the eccentric wheel mechanism (21), the motor (12) drives the vacuum pump (22) to work via the eccentric wheel mechanism (21), the air suction device (23) is connected to the vacuum pump (22), and a telescopic part (229) for displaying the vacuum state is provided on the outer side of the vacuum pump (22).

2. The hand mixer according to claim 1, characterized in that: The vacuum pump (22) comprises a pump body (221), a piston (223) and a pump cover (222); a first cavity (225) and a second cavity (226) isolated from each other are provided between the pump cover (222) and the pump body (221); the pump cover (222) is provided with an air inlet (2221) communicating with the first cavity (225) and an air outlet (2222) communicating with the second cavity (226); the pump body (221) is provided with a one-way air inlet valve (227) corresponding to the first cavity (225) and a one-way air exhaust valve (228) corresponding to the second cavity (226).

3. The hand mixer according to claim 2, characterized in that: The eccentric wheel mechanism (21) is connected to the piston (223) and drives the piston (223) to reciprocate in the pump body (221).

4. The hand mixer according to claim 2, characterized in that: The pump cover (222) is provided with a connecting nozzle (2220) communicating with the first cavity (225), and the telescopic member (229) is connected to the connecting nozzle (2220).

5. The hand mixer according to claim 4, characterized in that: The housing (25) is provided with a visible hole (258) corresponding to the telescopic member (229).

6. The hand mixer according to claim 1, wherein: The vacuum device (23) comprises a vacuum support (231), a vacuum suction cup (232) and a vacuum pipe (233); the vacuum suction cup (232) is arranged at the bottom end of the vacuum support (231) and extends out of the shell (25); the vacuum support (231) is provided with a vacuum hole (2311); and the vacuum pipe (233) connects the vacuum hole (2311) with the vacuum pump (22).

7. The hand mixer according to claim 6, characterized in that: The air extraction device (23) further comprises an elastic member (235) pressing downward against the air extraction bracket (231).

8. The hand mixer according to claim 7, characterized in that: The shell (25) comprises a receiving chamber (259) having a lower opening, the air extraction bracket (231) is movably arranged in the receiving chamber (259) up and down, and two ends of the elastic member (235) are respectively pressed against the top wall of the receiving chamber (259) and the air extraction bracket (231); And / or, the elastic member (235) is a spring, an elastic rubber member or a metal spring.

9. The hand mixer according to claim 1, wherein: The hand-held blender comprises a gear box (212), wherein the gear box (212) comprises an input shaft (211), a central gear (2121) and a planetary gear (2122), wherein the input shaft (211) is connected to the output shaft (211), the central gear (2121) is fixed to the input shaft (211), the planetary gear (2122) is meshed with the central gear (2121), and the planetary gear (2122) is connected to a transmission shaft (2123), and the transmission shaft (2123) is connected to the eccentric wheel mechanism (21).

10. The hand blender according to claim 1, wherein: The housing (25) comprises a left housing (251), a right housing (252) and a top cover (253); the left housing (251) is docked with the right housing (252); the top cover (253) is arranged at the top ends of the left housing (251) and the right housing (252); and the top cover (253) is provided with an installation cavity (254); the bottom end of the driving device (10) extends into the installation cavity (254).

Images