CN109650309B

CN109650309B - Rotary cap opener

Info

Publication number: CN109650309B
Application number: CN201910142340.0A
Authority: CN
Inventors: 黄孟卉; 程苑; 戴燕燕; 杨玉
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2019-02-26
Filing date: 2019-02-26
Publication date: 2020-12-04
Anticipated expiration: 2039-02-26
Also published as: CN109650309A

Abstract

The invention discloses a rotary type cap opener which comprises a sleeve and a pair of supporting arms for supporting the sleeve, wherein the sleeve comprises an inner cylinder and an outer cylinder, a plurality of through grooves are formed in the position, close to the bottom, of the inner cylinder, rubber blocks are connected in the through grooves in a sliding mode, the length of each rubber block is larger than the thickness of the inner cylinder, one end of each rubber block is located between the inner cylinder and the outer cylinder, and the other end of each rubber block is flush with the inner side wall of the inner cylinder when in an initial position; the end part of the rubber block between the inner cylinder and the outer cylinder is provided with a first arc-shaped slope, and the end part of the other end of the rubber block is provided with a first arc-shaped part; the cover opener is characterized in that a driving cylinder is further arranged between the inner cylinder and the outer cylinder, a driving part is arranged at the top of the driving cylinder, and a second arc-shaped slope matched with the first arc-shaped slope is arranged on the inner side of the bottom of the driving cylinder.

Description

Rotary cap opener

Technical Field

The invention relates to daily supplies, in particular to a rotary cap opener.

Background

At present, in the field of packaging of various seasonings, canning and sealing are common packaging modes, and particularly packaging of sauce seasonings. The canned sealing need use the lid, among the prior art, all manually open the lid usually, but the jar when not opening for a long time, forms the low pressure in the jar easily, leads to uncapping the difficulty, if the edge of lid is stained with the oil stain back again in addition, skids very easily, has further increased the difficulty of uncapping.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the rotary type cover opener which can easily open a canned cover, so that a series of difficulties caused by opening the cover by hands in the prior art are effectively avoided.

In order to achieve the above object, the present invention provides a rotary cap opener, which comprises a sleeve and a pair of supporting arms for supporting the sleeve, wherein the sleeve comprises an inner cylinder and an outer cylinder, the bottoms of the inner cylinder and the outer cylinder are connected into a whole, and the inner cylinder and the outer cylinder are concentrically arranged;

a plurality of through grooves are formed in the inner cylinder close to the bottom, the through grooves are uniformly distributed along the same circumference, rubber blocks are connected in the through grooves in a sliding mode, a resetting system is further arranged between each rubber block and the corresponding through groove, the length of each rubber block is larger than the thickness of the inner cylinder, one end of each rubber block is located between the inner cylinder and the outer cylinder, and the other end of each rubber block is flush with the inner side wall of the inner cylinder in the initial position;

the end part of the rubber block between the inner cylinder and the outer cylinder is provided with a first arc-shaped slope, and the end part of the other end of the rubber block is provided with a first arc-shaped part;

a driving barrel is further arranged between the inner barrel and the outer barrel, the diameter of the driving barrel is larger than that of the inner barrel and smaller than that of the outer barrel, and the driving barrel is concentric with the inner barrel and the outer barrel;

the top of a driving barrel is provided with a driving part, the driving barrel passes through the driving part for driving rotation, and the inner side of the bottom of the driving barrel is provided with a second arc-shaped slope matched with the first arc-shaped slope.

Optionally, the rotary cap opener further comprises a housing, the sleeve is disposed in the housing, and the support arm is disposed outside the housing.

Optionally, one end of the supporting arm is connected with the shell into a whole, the other end of the supporting arm is bent inwards to form a V-shaped part, and the bent part of the V-shaped part is an elastic part.

Optionally, one side that the support arm was kept away from to V type portion is equipped with the skid resistant course, the cross-section of skid resistant course is the arc, and the skid resistant course with V type portion even sets up as an organic whole.

Optionally, a cylinder support for fixedly mounting the outer cylinder is arranged in the shell, and the outer cylinder is detachably and fixedly mounted at the center of the cylinder support.

Optionally, the tube support include with shell inner wall fixed connection's connecting plate, the middle part of connecting plate is equipped with the round platform of trompil, the bottom downwardly extending of round platform forms the tubulose, the urceolus is installed at the tubulose internally, the round platform with the urceolus sets up with one heart.

Optionally, the outer part of the outer shell is in an inverted bowl shape, the cross section of the connecting plate is circular, the circular truncated cone is arranged at the center of the connecting plate, and an outer convex part matched with the circular truncated cone is arranged at the top of the outer barrel.

Optionally, the end face of the first arc-shaped portion of the rubber block is provided with a plurality of shallow holes which are uniformly distributed.

Optionally, the reset system includes limiting grooves symmetrically disposed on the upper and lower side walls of the through groove, wing portions matched with the limiting grooves are respectively disposed on the upper and lower sides of the rubber block, the wing portions are slidably disposed in the limiting grooves, and a reset spring is connected between the wing portions and one side wall of the limiting groove close to the first arc-shaped portion of the rubber block.

Optionally, the top of the first arc-shaped slope is provided with a second arc-shaped portion, the second arc-shaped slope is provided with a third arc-shaped portion matched with the second arc-shaped portion on one side far away from the second arc-shaped portion, and the first arc-shaped portion, the second arc-shaped portion and the third arc-shaped portion are concentrically arranged.

By adopting the technical scheme, when the cover is opened, the support arm is clamped on the tank body firstly, then the driving cylinder is driven to rotate by the driving part, the rubber block is clamped and matched with the side part of the cover by the matching of the first arc-shaped slope and the second arc-shaped slope, and then the driving cylinder is continuously driven to open the cover. The matching of the rubber block and the cover is not easy to slip compared with the matching of a hand of a person and the cover, so that the cover of the can body can be easily opened by using the cover opener disclosed by the invention under the condition that the cover of the can body is not easy to open.

Drawings

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

FIG. 2 is a schematic view of a sleeve connection according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a top view of the sleeve of the present invention;

FIG. 5 is a schematic view of the construction of the rubber block of the present invention;

fig. 6 is a schematic structural view of a second arc portion of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.

As shown in fig. 1, the present invention discloses a rotary type cap opener that can be used to open a cap for canned sauce. The rotary cap opener of the invention comprises a housing 6, a sleeve 1 and a pair of support arms 2 for supporting the sleeve 1, wherein in use, the support arms 2 can be supported on the body of a can body for supporting the whole cap opener.

As shown in fig. 1 to 3, in the present embodiment, the sleeve 1 includes an inner cylinder 101 and an outer cylinder 102, bottoms of the inner cylinder 101 and the outer cylinder 102 are connected together, and the inner cylinder 101 and the outer cylinder 102 are concentrically arranged, specifically, a bottom of the outer cylinder 102 is turned inward to form a folded edge 110, the inner cylinder 101 is rotatably connected to the folded edge 110, and the inner cylinder 101 rotates around an axis of the outer cylinder 102 to connect the inner cylinder 101 and the outer cylinder 102 together, so that the connection strength between the inner cylinder 101 and the outer cylinder 102 can be improved, and the strength of the entire sleeve 1 is also enhanced. The inner cylinder 101 is provided with a plurality of through grooves 103 near the bottom, the number of the through grooves 103 is not too large, and in this embodiment, the number of the through grooves 103 can be set to 4, for example, so that the matching area between the rubber block 3 and the side part of the cover can be ensured, the structure can be simplified, and the cost can be reduced. Lead to groove 103 and follow same circumference evenly distributed near the bottom position of inner tube 101, and lead to sliding connection block rubber 3 in groove 103, be equipped with reset system 4 between block rubber 3 and the groove 103 that leads to, in order to do benefit to after the lid has been opened, make block rubber 3 reset, in this embodiment, the length of block rubber 3 is greater than the thickness of inner tube 101, and the one end of block rubber 3 is located between inner tube 101 and urceolus 102, the other end of block rubber 3 flushes with the inside wall of inner tube 101 when initial position, so that block rubber 3 can lead to the inslot 103 and produce the position along inner tube 101 radial movement.

In this embodiment, as shown in fig. 4 and 5, the rubber block 3 is provided with a first arc-shaped slope 301 at the end part between the inner cylinder 101 and the outer cylinder 102, the end part at the other end of the rubber block 3 is provided with a first arc-shaped part 302, and the first arc-shaped part 302 can be matched with the side part of the lid of the tank body, so that the side part of the lid can be attached and clamped; in the embodiment, a driving cylinder 104 is further arranged between the inner cylinder 101 and the outer cylinder 102, the diameter of the driving cylinder 104 is larger than that of the inner cylinder 101 and smaller than that of the outer cylinder 102, the driving cylinder 104 is arranged concentrically with the inner cylinder 101 and the outer cylinder 102, and the driving cylinder 104 is used for driving the rubber block 3 to generate displacement along the radial direction of the inner cylinder 101.

The top of the driving cylinder 104 is provided with a driving part 5, the driving cylinder 104 is driven to rotate by the driving part 5, as shown in fig. 6, the inner side of the bottom of the driving cylinder 104 is provided with a second arc-shaped slope 105 matched with the first arc-shaped slope 301, when the driving part 5 drives the driving cylinder 104 to rotate, the second arc-shaped slope 105 also rotates along with the driving cylinder 104, so as to extrude the first arc-shaped slope 301 of the rubber block 3, so that the rubber block 3 radially displaces towards the axial direction of the inner cylinder 101 along the inner cylinder 101, so as to form a clamping shape for the cover, and at this time, after the driving cylinder 104 is continuously rotated, the cover can be easily opened. It should be noted that the slope directions of the first arc-shaped slope 301 and the second arc-shaped slope 105 should be consistent with the loosening rotation direction of the cover, for example, in the normal case, the loosening direction of the cover is counterclockwise rotation, when the first arc-shaped slope 301 and the second arc-shaped slope 105 are arranged, the arc top of the first arc-shaped slope 301 should be located forward in the counterclockwise direction compared with the slope top of the second arc-shaped slope 105, and the slope top of the second arc-shaped slope 105 should be located backward in the counterclockwise direction.

In the present embodiment, as shown in fig. 1, the sleeve 1 is disposed in the housing 6, and the support arm 2 is disposed outside the housing 6, so that the housing 6 can support the sleeve 1, and the support arm 2 can support the housing 6, thereby preventing the support arm 2 from directly acting on the sleeve 1, and facilitating the attachment and detachment of the sleeve 1.

In this embodiment, as shown in fig. 1, the supporting arm 2 is detachably and fixedly connected to the housing 6, or is integrally connected to the housing 6, so that one end of the supporting arm 2 is connected to the housing 6 and extends to the outside lower part of the housing 6, the other end is bent inward to form a V-shaped portion 201, and the bent portion of the V-shaped portion 201 is an elastic member 202, thereby facilitating the supporting arm 2 to clamp and support the can body. One side that support arm 2 was kept away from to V type portion 201 is equipped with skid resistant course 203, and the cross-section of skid resistant course 203 is the arc to skid resistant course 203 and V type portion 201 link as an organic whole and set up.

The shell 6 is internally provided with a cylinder bracket 7 for fixedly mounting the sleeve 1, and particularly, the outer cylinder 102 is mounted on the cylinder bracket 7. However, the outer cylinder 102 may be detachably fixed to the center of the cylinder holder 7 for maintenance of the sleeve 1. The barrel support 7 comprises a connecting plate 701 fixedly connected with the inner wall of the shell 6, a circular truncated cone 702 with an opening is arranged in the middle of the connecting plate 701, the bottom of the circular truncated cone 702 extends downwards to form a tubular body 703, the outer barrel 102 is installed in the tubular body 703, and the circular truncated cone 702 and the outer barrel 102 are concentrically arranged.

In the present embodiment, in order to improve the overall appearance of the lid opener, the outer portion of the housing 6 may be formed in an inverted bowl shape, the inner portion of the housing 6 may be fitted to the outer portion, that is, the inner portion of the housing 6 may be formed in an inverted bowl-shaped mounting cavity, and the sleeve 1 and the driving portion 5 may be mounted in the mounting cavity. Since the shape of the housing 6 is symmetrical, in this embodiment, the cross section of the connecting plate 701 may be made circular so that the connecting plate 701 is adapted to the cross section of the mounting cavity in the housing 6, the circular table 702 may be provided at the center of the connecting plate 701 so that the circular table 702 and the housing 6 are coaxial, the top of the outer cylinder 102 may be provided with the outer protrusion 106 engaged with the circular table 702, and the circular table 702 and the outer protrusion 106 may be fixed by a bolt and nut assembly, and at this time, the circular table 702 and the outer protrusion 106 may be provided with screw holes engaged with each other. When the cartridge holder 7 is fixed, the outward protruding portion 106 is lapped on the circular truncated cone 702, and then fastened by the bolt and nut assembly.

As shown in fig. 3, the reset system 4 includes a limiting groove 401 symmetrically disposed on the upper and lower side walls of the through groove 103, the upper and lower sides of the rubber block 3 are respectively provided with a wing portion 303 engaged with the limiting groove 401, the wing portion 303 is slidably disposed in the limiting groove 401, and a reset spring 402 is connected between one side wall of the limiting groove 401 near the first arc portion 302 of the rubber block 3 and the wing portion 303.

In this embodiment, the top of the first arc-shaped slope 301 is provided with a second arc-shaped portion 304, the top of the second arc-shaped slope 105 is provided with a third arc-shaped portion 107 adapted to the second arc-shaped portion 304 on the side away from the second arc-shaped portion 304, and the first arc-shaped portion 302, the second arc-shaped portion 304 and the third arc-shaped portion 107 are concentrically arranged. With this arrangement, when the top of the second arc-shaped slope 105 reaches the second arc-shaped part 304, the third arc-shaped part 107 can be engaged with the second arc-shaped part 304, and the driving cylinder 104 is prevented from further pressing the rubber block 3.

In this embodiment, a plurality of driving blocks 108 may be fixed on the inner wall of the driving cylinder 104, and a plurality of driving grooves 109 matched with the driving blocks 108 are formed on the inner cylinder 101, so that the driving cylinder 104 can more conveniently drive the inner cylinder 101 to rotate and displace. Specifically, in the present embodiment, the driving block 108 may be disposed on the same circumference as the second arc-shaped slope 105, and thus, the driving groove 109 is also disposed on the same circumference as the through groove 103. One end of the driving block 108 is fixed with the inner wall of the driving barrel 104, the other end extends into the driving groove 109, and the displacement amount of the driving block 108 when moving from the initial position to the side wall of the driving groove 109 located in front in the counterclockwise direction is the same as the displacement amount of the top of the second arc-shaped slope 105 when moving from the initial position to the top of the second arc-shaped slope 301, i.e. when the second arc-shaped slope 105 moves to the top of the first arc-shaped slope 301, the driving block 108 can just abut against the side wall of the driving groove 109, therefore, if the driving barrel 104 needs to be rotated again to open the lid, the second arc-shaped slope 105 does not add extra extrusion force to the first arc-shaped slope 301 any more, and at this time, the driving block 108 can drive the inner barrel 101 to rotate, thereby opening the lid.

In this embodiment, the driving portion 5 includes a driving plate 501 with a circle center in cross section and a bearing 502 for overlapping the driving plate 501, a stator of the bearing 502 is fixedly connected with the outer protrusion 106, a rotor of the bearing 502 is connected with the driving plate 501, the driving plate 501 is disposed above the bearing 502, a top of the driving barrel 104 is fixedly connected with the driving plate 501, and the driving plate 501, the bearing 502 and the driving barrel 104 are concentrically disposed. The driving part 5 can be driven by hand or by a motor. When manual driving is adopted, a handle can be arranged at the top of the shell 6, the bottom of the handle extends downwards to the driving plate 501 and is fixedly connected with the driving plate 501, and then the handle is rotated; when the motor drive is adopted, the motor can be directly and fixedly installed in the housing 6, and the motor is fixed to the top center of the fixing plate 501, of course, the motor should be a low-speed motor, for example, a YE series low-speed motor, and a control button of the motor can be arranged outside the housing 6, so that the forward rotation and the reverse rotation of the motor can be controlled by the button.

When the cover is opened, the support arm 2 is clamped on the tank body firstly, then the driving part 5 is used for driving the driving cylinder 104 to rotate, the first arc-shaped slope 301 is matched with the second arc-shaped slope 105, so that the rubber block 3 is clamped and matched with the side part of the cover, and then the driving cylinder 104 is continuously rotated, so that the cover can be opened. The matching of the rubber block 3 and the cover is not easy to slip compared with the matching of a hand of a person and the cover, so that the cover of the can body can be easily opened by using the cover opener disclosed by the invention under the condition that the cover of the can body is not easy to open.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A rotary type cap opener is characterized by comprising a sleeve (1) and a pair of supporting arms (2) for supporting the sleeve (1), wherein the sleeve (1) comprises an inner cylinder (101) and an outer cylinder (102), the bottoms of the inner cylinder (101) and the outer cylinder (102) are connected into a whole, and the inner cylinder (101) and the outer cylinder (102) are concentrically arranged;

a plurality of through grooves (103) are formed in the inner cylinder (101) close to the bottom, the through grooves (103) are uniformly distributed along the same circumference, rubber blocks (3) are connected in the through grooves (103) in a sliding mode, a reset system (4) is further arranged between each rubber block (3) and the corresponding through groove (103), the length of each rubber block (3) is larger than the thickness of the inner cylinder (101), one end of each rubber block (3) is located between the inner cylinder (101) and the outer cylinder (102), and the other end of each rubber block (3) is flush with the inner side wall of the inner cylinder (101) in the initial position;

a first arc-shaped slope (301) is arranged at the end part of the rubber block (3) between the inner cylinder (101) and the outer cylinder (102), and a first arc-shaped part (302) is arranged at the end part of the other end of the rubber block (3);

a driving cylinder (104) is further arranged between the inner cylinder (101) and the outer cylinder (102), the diameter of the driving cylinder (104) is larger than that of the inner cylinder (101) and smaller than that of the outer cylinder (102), and the driving cylinder (104) is arranged concentrically with the inner cylinder (101) and the outer cylinder (102);

a driving part (5) is arranged at the top of the driving cylinder (104), the driving cylinder (104) is driven to rotate by the driving part (5), and a second arc-shaped slope (105) matched with the first arc-shaped slope (301) is arranged on the inner side of the bottom of the driving cylinder (104);

the rotary type cap opener further comprises a shell (6), the sleeve (1) is arranged in the shell (6), and the supporting arm (2) is arranged outside the shell (6);

one end of the supporting arm (2) is connected with the shell (6) into a whole, the other end of the supporting arm is bent inwards to form a V-shaped part (201), and the bent part of the V-shaped part (201) is an elastic part (202).

2. A rotary cap opener according to claim 1, wherein the V-shaped portion (201) is provided with an anti-slip layer (203) on the side away from the support arm (2), the anti-slip layer (203) has an arc-shaped cross section, and the anti-slip layer (203) is integrally connected to the V-shaped portion (201).

3. A rotary cap opener according to claim 2, wherein a cartridge holder (7) for fixedly mounting the outer cartridge (102) is provided in the housing (6), and the outer cartridge (102) is detachably and fixedly mounted at a central position of the cartridge holder (7).

4. A rotary cap opener according to claim 3, wherein the barrel holder (7) comprises a connecting plate (701) fixedly connected with the inner wall of the outer casing (6), a circular truncated cone (702) with an opening is arranged in the middle of the connecting plate (701), the bottom of the circular truncated cone (702) extends downwards to form a tubular body (703), the outer barrel (102) is mounted in the tubular body (703), and the circular truncated cone (702) is concentrically arranged with the outer barrel (102).

5. A rotary cap opener according to claim 4, wherein the outer portion of the outer casing (6) is in the shape of an inverted bowl, the web (701) is circular in cross section, and the boss (702) is provided at the center of the web (701), and the top of the outer cylinder (102) is provided with an outer protrusion (106) which engages with the boss (702).

6. A rotary cap opener according to claim 5, characterised in that the end face of the first arcuate portion (302) of the rubber block (3) is provided with a plurality of evenly distributed shallow holes.

7. A rotary cap opener according to claim 6, wherein the resetting system (4) comprises limiting grooves (401) symmetrically arranged on the upper and lower side walls of the through groove (103), the upper and lower sides of the rubber block (3) are respectively provided with wing parts (303) matched with the limiting grooves (401), the wing parts (303) are slidably arranged in the limiting grooves (401), and a resetting spring (402) is connected between one side wall of the limiting groove (401) close to the first arc-shaped part (302) of the rubber block (3) and the wing parts (303).

8. A rotary cap opener according to claim 7, wherein the top of the first arc-shaped slope (301) is provided with a second arc-shaped portion (304), the top of the second arc-shaped slope (105) is provided with a third arc-shaped portion (107) adapted to the second arc-shaped portion (304) at a side away from the second arc-shaped portion (304), and the first arc-shaped portion (302), the second arc-shaped portion (304) and the third arc-shaped portion (107) are concentrically arranged.