阅读说明：本技术 一种自动公私两用筷子 (Automatic public and private dual-purpose chopsticks ) 是由 李燕菊 谭明 付英勇 于 2020-04-22 设计创作，主要内容包括：本发明涉及餐具技术领域,特别是一种自动公私两用筷子,包括公筷和私筷,所述私筷在轴向上设置有通孔,所述公筷上下滑动的设置在所述通孔内,所述公筷的上端在轴向上设置有盲孔,所述盲孔上端固定有螺母,所述通孔内设置有驱动机构和与所述驱动机构连接的丝杆,所述丝杆与所述螺母连接构成丝杆螺母机构,所述公筷和所述私筷之间设置有定位结构,定位结构避免公筷相对私筷转动,驱动机构驱动丝杆转动,丝杆螺母机构中螺母沿着丝杆做直线运动,由此螺母带动公筷在私筷的通孔内滑动,公筷能够快速伸出私筷,减少了调整公筷和私筷位置关系的工作量,使得公筷能够自动的进出私筷,降低了用餐人员的劳动量。(The invention relates to the technical field of tableware, in particular to an automatic public and private chopstick, which comprises a public chopstick and a private chopstick, wherein the private chopstick is provided with a through hole in the axial direction, the public chopstick is arranged in the through hole in an up-and-down sliding manner, the upper end of the public chopstick is provided with a blind hole in the axial direction, the upper end of the blind hole is fixed with a nut, a driving mechanism and a lead screw connected with the driving mechanism are arranged in the through hole, the lead screw is connected with the nut to form a lead screw-nut mechanism, a positioning structure is arranged between the public chopstick and the private chopstick, the positioning structure prevents the public chopstick from rotating relative to the private chopstick, the driving mechanism drives the lead screw to rotate, the nut in the lead screw-nut mechanism makes linear motion along the lead screw, the nut drives the public chopstick to slide in the through hole of the private chopstick, the public chopstick can rapidly extend out of the private chopstick, the workload of adjusting the, the labor capacity of diners is reduced.)

1. The automatic public and private dual-purpose chopsticks are characterized by comprising public chopsticks (1) and private chopsticks (2), wherein through holes (3) are formed in the private chopsticks (2) in the axial direction, the public chopsticks (1) are arranged in the through holes (3) in a vertically sliding mode, blind holes (4) are formed in the upper ends of the public chopsticks (1) in the axial direction, nuts (5) are fixed at the upper ends of the blind holes (4), driving mechanisms (6) and lead screws (7) connected with the driving mechanisms (6) are arranged in the through holes (3), the lead screws (7) are connected with the nuts (5) to form a lead screw and nut mechanism, and positioning structures (8) are arranged between the public chopsticks (1) and the private chopsticks (2).

2. The automatic public and private chopsticks according to claim 1, wherein the driving mechanism (6) is electrically connected with a battery (11), the driving mechanism (6) is electrically connected with a forward switch (12) and a reverse switch (13), a warning lamp (16) is arranged inside the private chopsticks (2), the part of the private chopsticks (2) where the warning lamp (16) is arranged is made of transparent material, the warning lamp (16) is electrically connected with the positive electrode of the battery (11), the public chopsticks (1) are made of metal, and the warning lamp (16) is also electrically connected with the public chopsticks (1).

3. The automatic public and private chopsticks according to claim 2, wherein an ultraviolet lamp (17) is arranged inside the private chopsticks (2), the ultraviolet lamp (17) is arranged at the part of the private chopsticks (2) close to the lower end of the private chopsticks (2), a sealing ring (18) is arranged between the lower end of the private chopsticks (2) and the ultraviolet lamp (17), and the ultraviolet lamp (17) is electrically connected with the battery (11).

4. The automatic public and private chopsticks according to claim 1, wherein the through hole (3) of the private chopstick (2) is arranged in a polygonal structure, the outer ring of the public chopstick (1) is arranged in a polygonal structure matched with the polygonal structure, and the positioning structure (8) is formed by matching of the polygonal structures.

5. The automatic public and private chopsticks according to claim 1, wherein the through hole (3) of the private chopsticks (2) is axially provided with a sliding groove, the outer ring of the public chopsticks (1) is provided with a sliding rail adapted to the sliding groove, and the sliding groove and the sliding rail are combined to form the positioning structure (8).

6. The automatic public and private chopsticks according to claim 1 wherein said driving mechanism (6) is a motor.

7. The automatic public and private chopsticks according to claim 1, wherein the lower end of the private chopstick (2) is provided with a protection device (14), the protection device (14) comprises a body (141) and a plurality of blocking pieces (142), the body (141) is annular, the body (141) is fixed at the lower end of the private chopstick (2), the blocking pieces (142) are arranged on the body (141) and cover the through holes (3) of the body (141), the blocking pieces (142) are rotatably connected to the body (141), the blocking pieces (142) can be opened under the pushing of the public chopstick (1), and the blocking pieces (142) have the tendency of being restored to cover the through holes (3) in the opened state.

8. The automatic public and private chopsticks according to claim 7, wherein the portion of the blocking piece (142) near the connection with the body (141) is thinner than other portions of the blocking piece (142).

9. The automatic public and private chopsticks according to claim 7, wherein the blocking piece (142) is hinged with the body (141), and a torsion spring is arranged at the hinged position of the blocking piece (142) and the body (141).

10. The automatic public and private chopsticks according to claim 7, wherein each blocking piece (142) is provided with a supporting piece (143), and when the blocking piece (142) covers the through hole (3), the adjacent blocking pieces (142) are overlapped with each other.

Technical Field

The invention relates to the technical field of tableware, in particular to automatic public and private chopsticks.

Background

With the development of society, the increase of interpersonal communication and the improvement of health and hygiene consciousness, people gradually realize the concept of disease entering from the mouth. Most infectious diseases can be transmitted through saliva, but the common saliva-transmitted diseases at present comprise viral hepatitis, bacillary dysentery, influenza, tuberculosis, helicobacter pylori infection and the like. Wherein, the infection rate of helicobacter pylori in China is 45-65%, the infection rate in highly developed areas reaches 85%, but the average incidence rate in European and American countries is less than 30%. This is really a big relation to eating habits, because the habits of the euro and americans are the individual meal system, while the eating habits of the chinese are the collective meal system. Therefore, in a multi-person dinner, if public chopsticks are not used, the risk of disease transmission by saliva is increased. Meanwhile, on chafing dishes and barbecue tables, people often need to use chopsticks to clamp raw meat, and if public chopsticks are not used, the risk of parasite infection is caused.

Disclosure of Invention

The invention aims to: aiming at the problems that the public chopsticks need to be manually pressed when the public chopsticks enter or exit the private chopsticks in the prior art, and the workload of adjusting the position relationship between the public chopsticks and the private chopsticks is increased, the automatic public and private chopsticks are provided.

In order to achieve the purpose, the invention adopts the technical scheme that:

the automatic public and private chopsticks comprise public chopsticks and private chopsticks, wherein through holes are formed in the private chopsticks in the axial direction, the public chopsticks are arranged in the through holes in a vertically sliding mode, blind holes are formed in the upper ends of the public chopsticks in the axial direction, nuts are fixed at the upper ends of the blind holes, driving mechanisms and lead screws connected with the driving mechanisms are arranged in the through holes, the lead screws are connected with the nuts to form lead screw and nut mechanisms, and positioning structures are arranged between the public chopsticks and the private chopsticks.

As a preferred scheme of the invention, the driving mechanism is electrically connected with a battery, the driving mechanism is connected with a forward rotation switch and a reverse rotation switch, a warning lamp is arranged in the private chopsticks, the parts of the private chopsticks, which are provided with the warning lamp, are made of transparent materials, the warning lamp is electrically connected with the anode of the battery, the public chopsticks are made of metal, the warning lamp is also electrically connected with the public chopsticks, when the public chopsticks contact the human body, the battery, the warning lamp, the public chopsticks and the human body are communicated, the human body is a conductor with a low potential relative to the battery, when the battery is communicated with the human body, the battery has a discharging process relative to the human body, and current can pass through the warning lamp to enable the warning lamp to flash, so that the public chopsticks are quickly detected by the user in the eating process, the effect of the public chopsticks is eliminated, the improvement of alertness of the people is facilitated, and the public chopsticks. In fact, the free charges of the battery are more, and the human body carries less charges, so that the charges of the battery can be transferred to people, and current is generated by the flowing of the charges; the battery provides power for the driving mechanism; the driving mechanism can be ensured to rotate forwards and backwards so as to drive the screw rod nut mechanism to drive the public chopsticks to extend out and retract into the private chopsticks.

As a preferable scheme of the invention, the inside of the private chopsticks is provided with an ultraviolet lamp, the ultraviolet lamp is arranged at a part of the private chopsticks close to the lower end of the private chopsticks, a sealing ring is arranged between the lower end of the private chopsticks and the ultraviolet lamp, and the ultraviolet lamp is electrically connected with the battery, so that the ultraviolet lamp can disinfect the public chopsticks retracted into the private chopsticks.

As a preferred scheme of the invention, the through hole of the private chopstick is arranged to be of a polygonal structure, the outer ring of the public chopstick is arranged to be of a polygonal structure matched with the polygonal structure, and the polygonal structure is matched to form the positioning structure, so that the public chopstick can be prevented from rotating relative to the private chopstick, when the driving mechanism drives the screw rod to rotate, the screw rod and nut mechanism can drive the public chopstick to slide up and down in the through hole of the private chopstick, and the public chopstick can automatically enter and exit from the private chopstick.

As a preferred scheme of the invention, the through hole of the private chopstick is axially provided with a sliding groove, the outer ring of the public chopstick is provided with a sliding rail matched with the sliding groove, and the sliding groove and the sliding rail are combined to form the positioning structure, so that the public chopstick can be prevented from rotating relative to the private chopstick, when the driving mechanism drives the screw rod to rotate, the screw rod nut mechanism can drive the public chopstick to slide up and down in the through hole of the private chopstick, and the public chopstick can automatically enter and exit the private chopstick.

According to the preferred scheme of the invention, the driving mechanism is a motor, the motor is a micro motor, the micro motor drives the screw rod to rotate, and the public chopsticks are driven to slide up and down inside the private chopsticks due to the action of the screw rod and nut mechanism, so that the public chopsticks can extend out of and retract into the private chopsticks, the workload of adjusting the position relationship between the public chopsticks and the private chopsticks is reduced, the eating experience is improved, the blind holes provide a running space for the screw rod, and the screw rod and nut mechanism is ensured to drive the public chopsticks to slide.

As a preferred scheme of the invention, the lower end of the private chopsticks is also provided with a protective device, the protective device comprises a body and a plurality of separation blades, the body is annular, the body is fixed at the lower end of the private chopsticks, the separation blades are arranged on the body and cover the through holes of the body, the separation blades are rotationally connected to the body, the separation blades can be opened under the pushing of the public chopsticks, the separation blades have the tendency of recovering to cover the through holes when in the opened state, the protective device is fixed at the end part of the private chopsticks, when the public chopsticks slide out from the inside of the private chopsticks, the public chopsticks are firstly propped against the separation blades, the public chopsticks push the separation blades to rotate in the continuous sliding process, so that the separation blades can be opened, the public chopsticks extend out from the inside of the private chopsticks, after the public chopsticks are used for clamping vegetables, the public chopsticks are recovered to the inside of the private chopsticks, the separation blades also recover to, when the private chopsticks are used for eating, the phenomenon that saliva and the like are attached to the public chopsticks and the disease infection is reduced can be reduced.

As a preferable scheme of the invention, the part of the separation blade, which is close to the connection part with the body, is thinner than other parts of the separation blade, the separation blade has certain bending property due to the thinning of the material, so that the elastic deformation amount of the thinned part of the separation blade is increased, when the public chopsticks slide out from the inside of the private chopsticks after the protection device is installed at the end part of the private chopsticks, the public chopsticks push the separation blade, the separation blade can smoothly rotate to realize the opening, and when the public chopsticks retract into the inside of the private chopsticks, the separation blade can automatically recover to the state of covering the through hole due to the elastic deformation of the thin connection part.

As a preferable scheme of the invention, the separation blade is hinged with the body, a torsional spring is arranged at the hinged position of the separation blade and the body, after the public chopsticks extend out from the private chopsticks, the separation blade can rotate and open due to the hinged connection with the body, when the public chopsticks are retracted into the private chopsticks, the torsional spring drives the separation blade to rotate, so that the separation blade can be restored to the state when the through hole is covered.

As the preferable scheme of the invention, each baffle is provided with a supporting sheet, the protection device is fixed at the chopstick head of the private chopsticks, when the public chopsticks slide out from the private chopsticks, the periphery of the public chopsticks are contacted with the supporting sheets and push the supporting sheets, and then the supporting sheets push the baffle plates to open, the public chopsticks are not contacted with the baffle plates, thereby further reducing the probability of saliva attached to the public chopsticks and reducing the phenomenon of disease infection.

As the preferable scheme of the invention, the outer ring of the body is provided with the external thread, and the inner part of the chopstick head of the private chopstick is provided with the internal thread, so that the body is fixed on the private chopstick through the thread, and the installation tightness of the body is improved.

As the preferable scheme of the invention, when the separation blades cover the through holes, the adjacent separation blades are mutually overlapped, and the adjacent separation blades are overlapped, so that the sealing performance of the separation blades is improved, the probability of saliva attached to the public chopsticks is reduced, and the phenomenon of disease infection is reduced.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. location structure avoids public chopsticks to rotate for private chopsticks, actuating mechanism drive lead screw rotates, the nut is linear motion along the lead screw in the lead screw nut mechanism, the nut drives public chopsticks and slides in the through-hole of private chopsticks from this, public chopsticks can stretch out private chopsticks fast, after using public chopsticks, through reversal actuating mechanism, make the lead screw reversal, and then the nut drives the sliding of private chopsticks, make private chopsticks can get into in the public chopsticks, can reduce from this that the personnel of having a dinner relapse manual pressing chopsticks and cause inconvenient phenomenon, the work load of adjustment public chopsticks and private chopsticks position relation has been reduced, make the business turn over private chopsticks that public chopsticks can be automatic, the amount of labour of the personnel of having a dinner has been reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view at B in FIG. 2;

FIG. 4 is a schematic view of the structure with private chopsticks removed;

FIG. 5 is a schematic view of the protection device;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is a schematic view of the back of FIG. 5;

FIG. 8 is a schematic view of the opened structure of the blocking plate;

FIG. 9 is a cross-sectional view of the protection device mounted on the automatic public and private chopsticks;

FIG. 10 is a schematic view of the structure of the protection device installed on the automatic public-private dual-purpose chopsticks with the public chopsticks extending out;

the labels in the figure are: 1-public chopsticks, 2-private chopsticks, 3-through holes, 4-blind holes, 5-nuts, 6-driving mechanisms, 7-screw rods, 8-positioning structures, 11-batteries, 12-forward rotation switches, 13-reverse rotation switches, 14-protection devices, 141-bodies, 142-separation blades, 143-supporting pieces, 15-couplers, 16-warning lamps, 17-ultraviolet lamps and 18-sealing rings.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.