WO2019144333A1

WO2019144333A1 - Vacuumizing device

Info

Publication number: WO2019144333A1
Application number: PCT/CN2018/074079
Authority: WO
Inventors: 韩伟杰
Original assignee: 韩伟杰
Priority date: 2018-01-25
Filing date: 2018-01-25
Publication date: 2019-08-01

Abstract

A vacuumizing device, comprising a housing. A cup body (130) is provided in the housing; a vacuumizing valve is provided on the top of the cup body (130); the housing comprises a base (110) and a vacuumizing outer cover (120); a vacuum pump (113) is provided in the base (110); an air extraction joint (114) is provided on a top surface; the air exhaust joint (114) is sealably connected to an air extraction port (122) connected to the vacuum pump (113); the bottom of the vacuumizing outer cover (120) is provided with a lower air extraction joint (121) connected to the air extraction joint (114) in a matching manner, and the top portion is closed and is provided with the air extraction port (122) connected to the vacuumizing valve in a matching manner; the air extraction port (122) is connected to the lower air extraction joint (121) by means of a guide pipe; and the vacuumizing outer cover (120) is mounted on the base (110) in a buckling manner. The vacuumizing valve is located on the top, so that air can be extracted from the top of the cup body (130); blockage is avoided; cleaning is facilitated; the vacuum state in the cup body (130) can be maintained; and the device is convenient to carry and use.

Description

Vacuum pumping device

Technical field

The utility model relates to the field of daily necessities, in particular to a vacuuming device.

Background technique

The traditional juicer only has the function of juicing and cannot keep the juice in the cup fresh.

To this end, the Chinese utility model patent CN204120771U discloses a slow juicer with a vacuum preservation function, which comprises a juicer motor, an electronic control device base and a juice cup on the machine base, in the juice cup The juice screw is connected with the juice motor drive, and the vacuum pump and the fresh-keeping cup electrically connected to the electronic control device are arranged in the machine base, and the fresh air chamber of the vacuum pump and the fresh-keeping cup of the fresh-keeping cup are sealed by the air suction passage with the passage connecting device. Connected. The juicer of the structure vacuums the fresh-keeping cup by setting an air suction rod. When the vacuum is vacuumed, since the fresh-keeping cup and the base are separated, the displacement between the fresh-keeping cup and the suction rod is easy to occur, and the sealing property is weak. The air is easily leaked, making the vacuuming process difficult, and the structure is complicated, and the components such as the cup body are inconvenient to be cleaned and carried.

In view of this, there is an urgent need to improve the existing juicer with a vacuum preservation function to facilitate carrying, to make the inner cup and the like easy to clean, and to improve the sealing property.

Utility model content

The technical problem to be solved by the present invention is that the existing juice extractor with vacuum preservation function has poor sealing performance and inconvenient cleaning of components such as the non-portable belt and the inner cup.

In order to solve the above technical problem, the technical solution adopted by the present invention is to provide a vacuuming device, including:

a base, a vacuum pump is disposed therein, and a suction joint is disposed on the top surface, and the air suction joint is sealingly connected to the air inlet of the vacuum pump;

a vacuum jacket, the bottom of which is provided with a lower suction joint matched with the suction joint, and the top is closed and provided with a suction port matched with the vacuum valve, and the suction port passes through the conduit and the lower pumping The air connector is connected, and the vacuum cover is mounted on the base.

In the above aspect, the outer side wall of the vacuuming cover is provided with a strip-shaped groove for accommodating the duct in a vertical direction, and the duct is disposed in the strip-shaped groove, and the slot of the strip-shaped groove is provided at the slot Disassembled sealing cover.

In the above solution, the air suction port is provided with a connecting member, the connecting member is tubular, and the top portion thereof is provided with an annular groove for matching connection with the air suction port, and the inner wall of the lower portion is provided with the valve body. The annular seal is connected to the side wall.

In the above solution, the base is provided with a driving device for driving the rotation of the juice tool.

In the above solution, the top surface of the vacuuming cover is provided with a detachable upper cover.

In the above aspect, the base is snap-fitted to the evacuated outer cover and forms an annular cavity for the cup.

In the above solution, the side wall of the base is provided with a plurality of heat dissipation holes.

Compared with the prior art, the vacuuming valve in the present scheme is located at the top end of the cup body, so that the gas can be pulled away from the top end of the cup body, avoiding clogging, easy to clean, good sealing property, and capable of maintaining the vacuum state in the cup body. Easy to carry and easy to use.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention;

Figure 2 is an exploded perspective view of the present invention;

Figure 3 is a schematic structural view of the base of the utility model;

Figure 4 is an exploded perspective view of the base of the present invention;

Figure 5 is a bottom view of the vacuumed outer cover of the present invention;

Figure 6 is a side view of the vacuumed outer cover of the present invention;

Figure 7 is an exploded perspective view of the vacuumed outer cover of the present invention;

Figure 8 is an exploded perspective view of the vacuum pump of the present invention;

Figure 9 is a side view of the valve body of the present invention;

Figure 10 is a cross-sectional view of the valve body of the present invention;

Figure 11 is a bottom view of the valve body of the present invention;

Figure 12 is a schematic structural view of a valve core of the present invention;

Figure 13 is a front elevational view of the spool of the present invention.

Detailed ways

The utility model provides a vacuuming device, which can avoid clogging, is easy to clean, has good sealing performance, can maintain a vacuum state in the cup body, is convenient to carry and is convenient to use. The present invention will be described in detail below in conjunction with the specific embodiments and the accompanying drawings.

As shown in FIG. 1 to FIG. 13 , the utility model provides a vacuuming device, which comprises a casing. The outer casing comprises a base 110 and a vacuuming outer cover 120. The vacuuming outer cover 120 is fastened on the base 110, and is detachably connected to the base 110. . The cup body 130 is disposed in the outer casing, and the cup body 130 is detachably connected to the base 110 and the vacuuming outer cover 120 respectively. After the cup body 130 is placed in the outer casing, the base 110 and the vacuum outer cover 120 surround the cup body. The annular cavity of 130 has the effect of reducing operating noise. The juicing can be realized by the base 110 and the vacuuming outer cover 120, and the inner cavity of the cup 130 can be evacuated to achieve freshness preservation of the juice in the cup 130.

The lower end of the cup body 130 is open, and a vacuum valve is arranged on the top surface of the cup body 130 for unidirectionally guiding the gas in the cup body 130, and sealing the cup body 130, that is, in the gas discharge Thereafter, the vacuum state inside the cup 130 is maintained. A cup cover 131 is provided at the opening of the lower end of the cup body 130. The cup lid 131 is detachably connected to the cup body 130, preferably screwed. The lid 131 is provided with a stirring juice cutter component for juicing, and the juice is stirred by the stirring. The cutter assembly implements the juice extraction function.

The base 110 includes a lower base 111 and a upper seat 112. The lower base 111 is provided with a vacuum pump 113, an air suction joint 114 and a driving device 115. The side wall of the lower base 111 is provided with a plurality of heat dissipation holes 116. It is used to dissipate the heat generated when the driving device 115 operates. The lower end of the suction joint 114 is sealingly connected to the intake port of the vacuum pump 113 through a conduit.

The bottom of the vacuuming cover 120 is provided with a lower suction joint 121, and the inner side of the top portion is closed with an air suction port 122, and the air suction port 122 is sealingly connected with an upper air suction joint 123, and the upper air suction joint 123 passes through the conduit and the lower air suction joint. 121 is sealingly connected. When the vacuuming cover 120 is connected to the base 110, the lower suction joint 121 is inserted into the upper end of the suction joint 114 and is sealingly connected.

The stirring juice cutter assembly includes a joint disposed on an outer side surface of the lid 131, a juice cutter 132 disposed on an inner side of the lid 131, and a driving device 115 disposed on the base 110, and the driving device 115 is mechanically coupled to the joint The preferred driving device 115 selects a driving motor. The output shaft of the driving motor is provided with a latching member adapted to the connecting head, and pressing the engaging member into the connecting head can fasten the connecting head to the output shaft of the driving motor. The structure is simple, and the connection can be realized by inserting and installing.

After the cup body 130 is connected to the base 110, the driving device 115 is mechanically connected with the connecting head. After the connection is completed, the driving device 115 can drive the juice discharging tool 132 to rotate through the connecting head to realize the juice extracting function. After the cup body 130 is connected to the vacuuming outer cover 120, the vacuuming valve is connected to the air suction port 122 through the connecting member 140. After the connection is completed, the cup body 130 can be vacuumed.

A strip-shaped groove 124 for accommodating the duct is disposed on the side wall of the vacuuming outer cover 120 in a vertical direction, which facilitates installation and replacement of the duct, and a sealing cover 125 is fixed at the slot of the strip-shaped groove 124, and the vacuum-covering cover 120 is provided. The top snap is provided with an upper cover 126 for protection against the conduit.

The vacuum valve includes a valve body 150. The valve body 150 has a tubular shape. The top surface of the cup body 130 is provided with a recess having a through hole penetrating through a cavity inside the cup body 130. The outer side of the valve body 150 is provided. The side wall of the recess of the external thread 161 is provided with an internal thread adapted to the external thread 161. The outer side of the valve body 150 is threadedly coupled to the side wall of the dimple. The lower end surface of the valve body 150 is provided with an annular groove. The annular groove is provided with a sealing ring 160. After the valve body 150 is connected with the cup body 130, the sealing ring 160 is pressed between the valve body 150 and the cup body 130 to further enhance The sealing effect.

The inside of the valve body 150 is provided with a partition plate 151 and a valve core, and the partition plate 151 is provided with a through hole. The partition plate 151 is respectively provided with an annular wall around the through hole, and the annular wall is respectively disposed on the upper and lower ends of the partition plate 151. The annular wall 152 and the lower annular wall 153, the valve core includes a stem 154, the stem 154 is disposed in the through hole in the partition 151, and the upper and lower ends of the stem 154 are integrally formed with the upper cover 155 and the lower cover respectively 156. The upper annular wall 152 is for close contact with the upper cover 155. The top surface of the upper annular wall 152 is provided with a flange having a tapered cross section and an upward tip end, which can increase the contact area with the upper cover 155 and improve the sealing. The effect is to maintain the vacuum state in the cup body 130. The lower end surface of the lower annular wall 153 is provided with a plurality of air guiding grooves 157 as an air outlet of the gas outlet passage when vacuuming.

The connecting member 140 has a tubular shape and is disposed on the air suction port 122. The top portion thereof is provided with an annular groove for sealing connection with the air suction port 122, and is sealedly connected to the air suction port 122 through the annular groove, and the inner wall of the bottom portion of the connecting member 140 is An annular protrusion for sealingly connecting with the valve body 150 is provided. When connected, the air suction port 122 is embedded in the annular groove, and the annular toothed buckle is pressed against the side wall of the valve body 150. The structure is simple, the connection can be completed by inserting, and the sealing effect is better.

The valve core is made of elastic material, preferably made of silica gel, which has a good sealing effect. The working principle of the vacuum valve is that when the vacuum pump 113 is pumping, the stem 154 moves upward under the action of the air pressure. At this time, a gap is formed between the upper cover 155 and the upper annular wall 152, and the gas in the cup 130 passes sequentially. The circular holes on the groove 157 and the partition 151 are drawn away from the cup 130. After the pumping is completed, a negative pressure is formed in the cup body 130, and the upper cover 155 presses the upper annular wall 152 under the action of the negative pressure to realize automatic sealing.

In order to have a better sealing effect when the cup body 130 is used alone, the outer wall of the valve body 150 is provided with two opposite connecting walls 158, one of which has a valve cover 159 hinged thereto and the other connecting wall 158 There is a hook for clamping the valve cover 159. The upper surface of the valve cover 159 is provided with a presser foot. When the valve cover 159 is engaged with the clamp, the presser foot presses the upper cover 155, so that the upper cover 155 is embedded. The edge of the annular wall 152 further enhances the seal and prevents accidental air leakage.

In order to facilitate the use of the cup body 130, the top surface of the cup body 130 is further provided with a detachable top cover, preferably a snap connection. After the cup body 130 is taken out, the top cover can be mounted on the cup body 130 for protection. The function of the vacuum valve can prevent impurities from entering the vacuum valve on the one hand, affecting the use, and on the other hand, the top of the cup body 130 can be flattened for convenient use and placement.

The method of use of the utility model is:

First, the fruit and vegetable are placed in the cup body 130, and the lid 131 is screwed;

Then, the cup body 130 is placed on the base 110, the cover 159 is opened, the connecting member 40 is inserted into the air suction port 122, and the vacuuming outer cover 120 is buckled on the base 110;

At this time, the lower suction joint 121 is inserted into the upper end of the air suction joint 114 and is sealingly connected, the driving device 115 is mechanically connected with the connecting head, and the connecting member 140 is plugged and sealed with the valve body 150, even if the vacuum valve is pumped and pumped. The gas port 122 is sealingly connected, and the vacuum pump 113 and the driving device 115 are activated to realize vacuuming and juicing;

After the vacuuming and juicing are completed, the cup 130 can be taken out, the cover 159 is snapped onto the hook, and the end cap is snapped to the bottom of the cup 130. At this time, the cup 130 can be used alone.

According to the utility model, the vacuum valve is located at the top end, so that the gas can be pulled away from the top end of the cup body 130, the clogging is avoided, and the cleaning is convenient, and the cup body 130 can be separately taken out by the vacuum valve, and the vacuum state is maintained, which is convenient for carrying. Juice extraction and versatility can be achieved by the drive unit 115.

The present invention is not limited to the above-described preferred embodiments, and any person should be aware of the structural changes obtained under the inspiration of the present invention. Any technical solutions having the same or similar to the present invention fall into the protection of the present invention. Within the scope.

Claims

An evacuating device, comprising:

a base, a vacuum pump is disposed therein, and a suction joint is disposed on the top surface, and the air suction joint is sealingly connected to the air inlet of the vacuum pump;

a vacuum jacket, the bottom of which is provided with a lower suction joint matched with the suction joint, and the top is closed and provided with a suction port matched with the vacuum valve, and the suction port passes through the conduit and the lower pumping The air connector is connected, and the vacuum cover is mounted on the base.
A vacuuming device according to claim 1, wherein a strip-shaped groove for accommodating the conduit is disposed on the outer side wall of the vacuuming jacket in a vertical direction, and the conduit is placed in the strip-shaped groove. A detachable sealing cover is provided at the slot of the strip groove.
The vacuuming device according to claim 1, wherein the air suction port is provided with a connecting member, the connecting member has a tubular shape, and the top portion thereof is provided with an annular groove for matching connection with the air suction port. The lower inner wall is provided with an annular tooth for sealingly connecting with the side wall of the valve body.
A vacuuming device according to claim 1, wherein a driving means for driving the rotation of the juice tool is provided in the base.
A vacuuming device according to claim 1, wherein said vacuuming outer cover is provided with a detachable upper cover on a top surface thereof.
A vacuuming apparatus according to claim 1, wherein said base is snap-fitted to said evacuated outer cover and forms an annular cavity for placing the cup.
The vacuuming device according to claim 1, wherein the side wall of the base is provided with a plurality of heat dissipation holes.