Stirring cup with automatic pressure relief mechanism

Abstract

The utility model relates to the technical field of food processing appliances, and discloses a stirring cup with an automatic pressure relief mechanism, which comprises a cup body, the automatic pressure relief mechanism for automatically relieving pressure in an inner cavity of the cup body is arranged on the cup body, and the automatic pressure relief mechanism comprises an exhaust passage and a pressure relief valve core for blocking / opening the exhaust passage. The exhaust channel is arranged on the cup body and communicated with the inner cavity, the pressure relief valve element is arranged on the cup body in a sliding mode, a limiting block used for limiting the pressure relief valve element is detachably arranged on the cup body, and an elastic piece is arranged between the limiting block and the pressure relief valve element. The stirring cup with the automatic pressure relief mechanism is simple in structure and low in production cost; when the pressure of the inner cavity of the cup body is too high, the automatic pressure relief mechanism can automatically relieve pressure, the problems of cup body explosion, expansion fragmentation, food splashing and the like caused by the too high pressure of the inner cavity of the cup body are avoided, and use is safe and reliable; the automatic pressure relief mechanism is convenient to detach and wash and more sanitary to use.

Description

Technical Field

[0001] The utility model relates to the technical field of food processing appliances, in particular to a stirring cup with an automatic pressure relief mechanism. Background Art

[0002] With the improvement of living standards, people's nutritional requirements for food are getting higher and higher. In addition, with the upgrading of market consumption, food processors, juicers and other food processing machines as emerging upgraded consumer products in kitchen appliances are becoming more and more popular among consumers. During the operation of the food mixing cup, the crushing knife will generate a lot of heat when cutting and crushing the materials. This heat will cause the air in the cup body to expand due to heat, thereby forming high pressure in the cup body. When the cup body is under high pressure, it is easy to expand and break. The safety is not high, and the reliability of the machine body cannot be effectively guaranteed, which affects the user experience. Some existing mixing cups are provided with a pressure relief mechanism for relieving pressure in the cup body. The pressure relief mechanism has a relatively complex structure and a high production cost. In addition, the pressure relief mechanism is not easy to disassemble for cleaning, and the hygiene is poor when used. Utility Model Content

[0003] In order to solve at least one aspect of the above problems, the utility model provides a blending cup with an automatic pressure relief mechanism, comprising: a cup body, the cup body is provided with an automatic pressure relief mechanism for automatically relieving pressure on the inner cavity of the cup body, the automatic pressure relief mechanism comprises an exhaust channel and a pressure relief valve core for blocking / opening the exhaust channel, the exhaust channel is provided on the cup body and communicates with the inner cavity, the pressure relief valve core is slidably provided on the cup body, a limit block for limiting the pressure relief valve core is detachably provided on the cup body, and an elastic member is provided between the limit block and the pressure relief valve core; In normal state, the elastic force of the elastic member drives the pressure relief valve core toward one side of the exhaust channel to block the exhaust channel; in pressure relief, the high pressure in the inner cavity drives the pressure relief valve core to slide and separate from the exhaust channel, so that the exhaust channel is opened to exhaust air outwardly; the stirring cup with automatic pressure relief mechanism of the utility model has a simple structure and low production cost; when the pressure in the inner cavity of the cup body is too high, the automatic pressure relief mechanism can automatically relieve the pressure to avoid problems such as the cup body exploding, expanding and breaking, and splashing food due to excessive pressure in the inner cavity of the cup body, and the use is safe and reliable; the automatic pressure relief mechanism is easy to disassemble and clean, and is more hygienic to use.

[0004] Optionally, a mounting cavity is provided on the cup body, and the pressure relief valve core, the limit block and the elastic member are all placed in the mounting cavity; when the pressure is released, the mounting cavity is connected with the inner cavity through the exhaust channel.

[0005] Optionally, the installation cavity is a concave cavity formed at the upper end of the cup body, the pressure relief valve core slides in a vertical direction, and the limit block is placed above the pressure relief valve core.

[0006] Optionally, the elastic member is a compression spring, one end of the elastic member abuts against the pressure relief valve core, and the other end of the elastic member abuts against the limit block.

[0007] Optionally, a plurality of air outlet holes are provided on the limit block, and the air outlet holes are used to connect the exhaust channel with the outside when the pressure is released.

[0008] Optionally, the pressure relief valve core includes a valve core frame and a sealing plug connected to the valve core frame, the sealing plug is used to block / open the exhaust channel, and the elastic member is placed between the valve core frame and the limit block.

[0009] Optionally, a plurality of ventilation grooves are provided on the valve core frame.

[0010] Optionally, a valve cover is fixedly provided on the upper portion of the valve core frame for limiting the position against the limit block.

[0011] Optionally, a first annular slope is provided on the inner wall of the upper portion of the exhaust passage, and a second annular slope for sealing against the first annular slope is provided on the sealing plug.

[0012] Optionally, the limiting block is threadably connected to the cup body.

[0013] Compared with the prior art, the stirring cup with automatic pressure relief mechanism of the utility model has a simple structure and low production cost; when the pressure in the inner cavity of the cup body is too high, the automatic pressure relief mechanism can automatically relieve the pressure to avoid the problems of cup body explosion, expansion and fragmentation, splashing of food and so on caused by excessive pressure in the inner cavity of the cup body, and it is safe and reliable to use; an installation cavity is provided on the cup body, and the pressure relief valve core, the limit block and the elastic member are all placed in the installation cavity, and the installation cavity is a concave cavity formed at the upper end of the cup body, and the structure is compact and neat; the automatic pressure relief mechanism is easy to disassemble and wash, and it is more hygienic to use; a first annular inclined surface is provided on the inner wall of the upper part of the exhaust channel, and a second annular inclined surface for sealing against the first annular inclined surface is provided on the sealing plug, and the abutment is more stable, thereby improving the sealing performance; the limit block is threadedly connected to the cup body, an internal thread is provided on the cup body, and an external thread matching the internal thread is provided on the side wall of the limit block, which is easy to disassemble and wash, and the automatic pressure relief mechanism is convenient to disassemble and wash. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the stirring cup with automatic pressure relief mechanism of the utility model;

[0015] Figure 2 It is a cross-sectional view of the stirring cup with automatic pressure relief mechanism of the utility model;

[0016] Figure 3 for Figure 2 Enlarged view of part A in the middle;

[0017] Figure 4 It is an exploded view of the automatic pressure relief mechanism of the stirring cup with automatic pressure relief mechanism of the utility model;

[0018] Figure 5 It is a structural schematic diagram of the pressure relief valve core of the stirring cup with automatic pressure relief mechanism of the utility model;

[0019] Figure 6 This is a schematic diagram of the structure of the installation chamber of the mixing cup with an automatic pressure relief mechanism of the utility model;

[0020] The corresponding component names of the various figure marks in the figure are: 1 is a cup body, 101 is an inner cavity, 102 is a mounting cavity, 2 is an exhaust channel, 21 is a first annular slope, 3 is a pressure relief valve core, 31 is a valve core frame, 311 is a ventilation groove, 32 is a sealing plug, 321 is a second annular slope, 322 is a buckle part, 323 is a guide slope, 33 is a valve cover, 4 is a limit block, 401 is an air outlet, 402 is a groove, and 5 is an elastic member. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0022] In the description of the present invention, it should be understood that the terms "upper" and "lower" and the like indicate positions or location relationships that are based on the positions or location relationships when the product is in normal use.

[0023] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features.

[0024] See also Figure 1-Figure 6The embodiment of the utility model provides a stirring cup with an automatic pressure relief mechanism, comprising: a cup body 1, an automatic pressure relief mechanism for automatically relieving pressure on an inner cavity 101 of the cup body 1 is arranged on the cup body 1, the automatic pressure relief mechanism comprises an exhaust channel 2 and a pressure relief valve core 3 for blocking / opening the exhaust channel 2, the exhaust channel 2 is arranged on the cup body 1 and communicates with the inner cavity 101, the pressure relief valve core 3 is slidably arranged on the cup body 1, and a limit block 4 for limiting the pressure relief valve core 3 is detachably arranged on the cup body 1, after the limit block 4 is disassembled, the pressure relief valve core 3 can be detached from the cup body 1 for easy cleaning; a pressure relief valve core 3 is arranged between the limit block 4 and the pressure relief valve core 3 Elastic member 5; in normal state, the elastic force of the elastic member 5 drives the pressure relief valve core 3 toward the exhaust channel 2 to block the exhaust channel 2; when the pressure is released, the high pressure of the inner cavity 101 drives the pressure relief valve core 3 to slide away from the exhaust channel 2, so that the exhaust channel 2 is opened to exhaust outwards, thereby achieving the purpose of pressure relief; the stirring cup with automatic pressure relief mechanism of the utility model has a simple structure and low production cost; when the pressure in the inner cavity of the cup body is too high, the automatic pressure relief mechanism can automatically release the pressure to avoid the problems of the cup body exploding, expanding and breaking, splashing food, etc. due to the excessive pressure in the inner cavity of the cup body, and the use is safe and reliable; the automatic pressure relief mechanism is easy to disassemble and wash, and the use is more hygienic.

[0025] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 6 , the cup body 1 is provided with an installation cavity 102, and the pressure relief valve core 3, the limit block 4 and the elastic member 5 are all placed in the installation cavity 102; when the pressure is released, the installation cavity 102 is connected with the inner cavity 101 through the exhaust channel 2; when in use, some food residues may remain in the installation cavity 102, and after removing the limit block 4 and the pressure relief valve core 3, it is also convenient to clean the installation cavity 102, which is more hygienic to use, and avoids the limit block 4, the pressure relief valve core 3 and the installation cavity 102 from breeding bacteria due to residual food and contaminating the food in the inner cavity 101; the installation cavity 102 is a concave cavity formed at the upper end of the cup body 1, and the structure is compact and neat; The pressure valve core 3 slides in the vertical direction, and the limit block 4 is placed above the pressure relief valve core 3. The upward sliding position of the pressure relief valve core 3 is limited by the limit block 4, and the structural design is reasonable; the elastic member 5 is a compression spring with low cost; one end of the elastic member 5 abuts against the pressure relief valve core 3, and the other end of the elastic member 5 abuts against the limit block 4, with a simple structure and low production cost; a plurality of air outlet holes 401 are provided on the limit block 4, and the air outlet holes 401 are used to connect the exhaust channel 2 with the outside world during pressure relief, so as to realize the pressure relief function of discharging the gas in the inner cavity to the outside world; when the air pressure in the inner cavity 101 exceeds the pressure relief critical value.

[0026] See also Figure 1The pressure relief valve core 3 includes a valve core frame 31 and a sealing plug 32 connected to the valve core frame 31. The sealing plug 32 is made of silicone or rubber. A buckle portion 322 for buckling with the valve core frame 31 is provided on the upper part of the sealing plug 32. A slot corresponding to the buckle portion 322 is provided on the valve core frame 31. A guide slope 323 for easy assembly is provided on the buckle portion 322. The sealing plug 32 is used to block / open the exhaust channel 2. The elastic member 5 is placed between the valve core frame 31 and the limit block 4. In normal state, the sealing plug 32 is pressed against the upper opening of the exhaust channel 2 for sealing. , to prevent food residues and juice from leaking out of the inner cavity under normal circumstances; a plurality of ventilation grooves 311 are provided on the valve core frame 31, and the gas in the inner cavity is discharged to the outside through the exhaust channel 2, the ventilation groove 311 and the air outlet 401 in sequence during pressure relief. A plurality of ventilation grooves 311 are arranged in a ring with equal intervals, and six ventilation grooves 311 are arranged in this embodiment; a valve cover 33 for abutting against the limit block 4 for limiting is fixedly provided on the upper part of the valve core frame 31, and the valve core frame 31 and the valve cover 33 are fixed by ultrasonic welding, and the valve cover 33 is abutted against the upper side of the valve core frame 31 for limiting.

[0027] See also Figure 2-Figure 4 A first annular slope 21 is provided on the inner wall of the upper part of the exhaust passage 2. The first annular slope 21 is in the shape of a trumpet with a larger top and a smaller bottom. A second annular slope 321 is provided on the sealing plug 32 for sealing against the first annular slope 21. The abutment is more stable and the sealing performance is improved.

[0028] See also Figure 3 , Figure 4 and Figure 6 The limit block 4 is threadedly connected to the cup body 1, and the cup body 1 is provided with an internal thread, and the side wall of the limit block 4 is provided with an external thread matching the internal thread, which is convenient for disassembly and assembly, and the automatic pressure relief mechanism is easy to disassemble and wash; when disassembling the automatic pressure relief mechanism, it is only necessary to screw the limit block 4 upward out of the cup body 1, and the upper end surface of the limit block 4 is provided with an arc-shaped groove 402, and the groove 402 and the air outlet can be used as rotation force parts to screw the limit block 4 out of / into the installation cavity; in addition, the pressure of the elastic member 5 on the pressure relief valve core 3 under normal conditions can be adjusted by adjusting the screw-in position of the limit block 4, thereby changing the critical air pressure in the cup body during pressure relief; it is worth mentioning that since the cup body of the present stirring cup can relieve pressure in time when the air pressure in the inner cavity is too large, the body can be improved to have a heating function, and the present structure is also suitable for a stirring cup with a heating function.

[0029] The stirring cup with automatic pressure relief mechanism of the utility model has the advantages of simple structure and low production cost. When the pressure in the inner cavity of the cup body is too high, the automatic pressure relief mechanism can automatically relieve the pressure, so as to avoid the problems such as explosion, expansion and fragmentation, splashing of food and the like caused by excessive pressure in the inner cavity of the cup body, and the use is safe and reliable. An installation cavity is arranged on the cup body, and the pressure relief valve core, the limit block and the elastic member are all arranged in the installation cavity, and the installation cavity is a concave cavity formed at the upper end of the cup body, and the structure is compact and neat. The automatic pressure relief mechanism is easy to disassemble and wash, and the use is more hygienic. A first annular inclined surface is arranged on the inner wall of the upper part of the exhaust channel, and a second annular inclined surface for sealing against the first annular inclined surface is arranged on the sealing plug, and the abutment is more stable, so as to improve the sealing performance. The limit block is threadedly connected with the cup body, an internal thread is arranged on the cup body, and an external thread matching the internal thread is arranged on the side wall of the limit block, so that the disassembly and assembly are convenient, and the automatic pressure relief mechanism can be disassembled and washed conveniently.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A mixing cup with an automatic pressure relief mechanism, comprising: The cup body (1) is characterized in that the cup body (1) is provided with an automatic pressure relief mechanism for automatically relieving pressure in the inner cavity (101) of the cup body (1), the automatic pressure relief mechanism comprises an exhaust channel (2) and a pressure relief valve core (3) for blocking / opening the exhaust channel (2), the exhaust channel (2) is provided on the cup body (1) and communicates with the inner cavity (101), the pressure relief valve core (3) is slidably provided on the cup body (1), and the cup body (1) is detachably provided with a pressure relief valve core (3). A limit block (4) is provided for limiting the position of the pressure relief valve core (3), and an elastic member (5) is provided between the limit block (4) and the pressure relief valve core (3); in a normal state, the elastic force of the elastic member (5) drives the pressure relief valve core (3) toward one side of the exhaust channel (2) to block the exhaust channel (2); in a pressure relief state, the high pressure of the inner cavity (101) drives the pressure relief valve core (3) to slide away from the exhaust channel (2), so that the exhaust channel (2) is opened to exhaust gas outwards.

2. The blending cup with automatic pressure relief mechanism according to claim 1, characterized in that: The cup body (1) is provided with a mounting cavity (102), and the pressure relief valve core (3), the limit block (4) and the elastic member (5) are all placed in the mounting cavity (102); when pressure is released, the mounting cavity (102) is connected to the inner cavity (101) through the exhaust channel (2).

3. The blending cup with automatic pressure relief mechanism according to claim 2, characterized in that: The installation cavity (102) is a concave cavity formed at the upper end of the cup body (1); the pressure relief valve core (3) slides in a vertical direction; and the limit block (4) is placed above the pressure relief valve core (3).

4. The blending cup with automatic pressure relief mechanism according to claim 1, characterized in that: The elastic member (5) is a compression spring, one end of the elastic member (5) abuts against the pressure relief valve core (3), and the other end of the elastic member (5) abuts against the limit block (4).

5. The blending cup with automatic pressure relief mechanism according to claim 1, characterized in that: The limiting block (4) is provided with a plurality of air outlet holes (401), and the air outlet holes (401) are used to connect the exhaust channel (2) with the outside world when the pressure is released.

6. The blending cup with automatic pressure relief mechanism according to claim 1, characterized in that: The pressure relief valve core (3) comprises a valve core frame (31) and a sealing plug (32) connected to the valve core frame (31), wherein the sealing plug (32) is used to block / open the exhaust passage (2), and the elastic member (5) is disposed between the valve core frame (31) and the limit block (4).

7. The blending cup with automatic pressure relief mechanism according to claim 6, characterized in that: The valve core frame (31) is provided with a plurality of ventilation grooves (311).

8. The blending cup with automatic pressure relief mechanism according to claim 6, characterized in that: A valve cover (33) is fixedly arranged on the upper part of the valve core frame (31) and is used for abutting against the limit block (4) for limiting position.

9. The blending cup with automatic pressure relief mechanism according to claim 6, characterized in that: The upper inner wall of the exhaust passage (2) is provided with a first annular slope (21), and the sealing plug (32) is provided with a second annular slope (321) for sealing against the first annular slope (21).

10. The stirring cup with automatic pressure relief mechanism according to any one of claims 1 to 9, characterized in that: The limiting block (4) is threadedly connected to the cup body (1).

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