CN216613994U - Improved can opener - Google Patents

Abstract

The utility model discloses an improved can opener which comprises a base, a driving wheel set and a cutting wheel set, wherein the gear set comprises a cam and a gear ring, the cam is sleeved on the driving wheel set, the gear ring is sleeved on the cam, a clamping ring is sleeved on the gear ring, a gear rod is arranged on the outer ring of the gear ring, a cam limiting part is arranged on the surface of the base and used for limiting the rotation of the cam, and a gear limiting part is further arranged on the surface of the base and used for limiting or blocking the gear rod. The utility model pushes the gear limiting part through the gear rod on the gear ring, so that the meshing distance between the driving wheel set and the cutting wheel set is shortened, the cut tank cover is stably meshed and is not easy to fall off, thereby improving the effect of taking off the tank cover.

Description

Improved can opener

Technical Field

The utility model relates to the technical field of can openers, in particular to an improved can opener.

Background

The existing can opener needs to be removed by other auxiliary tools after the can cover is cut off, or the can cover is directly removed by hands, but the method for removing the can cover is inconvenient to operate, and can cause more or less contact with food in the can, namely the existing can opener is unsanitary and unsafe. Therefore, various can openers capable of directly taking off the can cover after the can cover is cut off appear in the market, but for users unfamiliar with such can openers, the can opener is difficult to be accurately locked on the can cover for opening, and the can cover drops halfway in the process of taking off the can cover, so that the applicant of the utility model has the following application numbers on the basis of the original invention: CN201911205898.5, upgrade and improve the tank opener.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an improved can opener which is convenient for directly taking down a cut can cover and has better taking-down effect.

In order to solve the above technical problems, the present invention can be implemented by adopting the following technical solutions:

an improved can opener comprises a base, a driving wheel set and a cutting wheel set, wherein the driving wheel set and the cutting wheel set are respectively arranged on the front side of the base and form occlusion, one end of the driving wheel set penetrates through the back side of the base, and a blocking group is connected with the driving wheel set;

keep off the position group and include cam, keep off the position circle, keep off the position pole and the lock ring circle, the cam cover is established on drive wheelset, keeps off the position circle and establishes on the cam, and the one end of keeping off the position pole is connected in the outer lane of keeping off the position circle, and the lock ring circle cover is established on keeping off the position circle, is equipped with the spacing portion of cam on the surface of base for it is spacing to carry out the rotation of cam, makes drive wheelset remove at the stroke inslot of injecing, still is equipped with on the surface of base and keeps off the spacing portion of position, is used for spacing or block to the position pole.

In one embodiment, the cam is provided with a gear disc along the axial direction, the inner ring of the gear ring is provided with a gear part meshed with the gear disc, and the gear ring is of an open type.

In one embodiment, the front surface of the base is further provided with an elastic limit nail set, the elastic limit nail set comprises a hollow fixing column, a limit nail and a spring, the hollow fixing column is arranged in the base, the limit nail and the spring are respectively arranged in the hollow fixing column, and two ends of the spring respectively abut against the base and the limit nail.

In one embodiment, a return torsion spring is arranged in the base, and one end of the return torsion spring is located at the stroke groove, so that the driving wheel set is reset to the starting position of the stroke groove.

In one embodiment, the driving wheel set includes a gear plate and a shaft, one end of the shaft is connected to the gear plate, the gear plate is located on the front surface of the base, the other end of the shaft extends through the base to the other surface, the cam is sleeved on the end of the shaft, and the shaft rotates to drive the cam and the gear plate to rotate.

In one embodiment, the rotating shaft penetrates through one end of the base, and a knob handle is arranged at the end of the rotating shaft.

In one embodiment, the base is further provided with a handheld handle.

The utility model has the beneficial effects that: when the can cover is locked, the elastic limit nail group and the driving wheel group are positioned on the top surface of the can cover, the cutting wheel group is positioned on the side surface of the can cover, and the can opening can be started by rotating the driving wheel group;

when opening the jar, the interlock is carried out to the cover to drive wheelset and cutting wheelset, rotates the drive wheelset, and the drive wheelset can order about the cam and rotate equally when the pivoted, and during the cam rotation, make drive wheelset round trip movement in the stroke groove, and the cutting wheelset is then cut along the cover edge.

And when the cam rotates, the gear ring sleeved on the cam also rotates, when the cam rotates to enable the driving wheel set to move to the terminal of the stroke groove, the meshing distance between the driving wheel set and the cutting wheel set is shortest, meanwhile, the gear rod on the gear ring can be rotated to the position limiting part, the gear rod is propped, when the driving wheel set rotates, the terminal which is always positioned in the stroke groove rotates, after the tank cover is cut, because the meshing distance between the driving wheel set and the cutting wheel set is shortest, the tank cover meshing after cutting is more stable, and when the gear rod is propped by the position limiting part, the reset torsion spring can not drive the cam to reset along with the driving wheel set, so that the dropping condition of the tank cover in the taking-off process is avoided, and finally, the tank cover is firmly locked between the driving wheel set and the cutting wheel set.

In addition, get the in-process of lid at the sled, because leverage, the spring of elasticity spacing nail group can be compressed, makes the spacing nail remove in to the cavity fixed column to can avoid influencing the condition that can't directly take off when the sled gets the lid, get the lid and accomplish the back, the spring of elasticity spacing nail group resets, promotes the spacing nail and resets, and loosens drive wheelset and cutting wheelset, loses the cover.

Drawings

FIG. 1 is a schematic view of an improved can opener of the present invention;

FIG. 2 is an exploded view of the improved can opener of the present invention;

FIG. 3 is a schematic view of the improved can opener shift group of the present invention;

FIG. 4 is an exploded view of the gear components of the improved can opener of the present invention;

FIG. 5 is an exploded view of the elastic limit pin set of the improved can opener of the present invention;

FIG. 6 is a schematic view of the improved can opener of the present invention;

figure 7 is a schematic view of the structure of the improved can opener pry cover of the present invention.

As shown in the attached drawings:

100. a base; 110. a cam limiting part; 120. a gear position limiting part; 130. a stroke slot;

200. a driving wheel set; 210. a fluted disc; 220. a rotating shaft;

300. cutting a wheel set;

400. a gear group; 410. a cam; 420. a gear ring; 430. a gear lever; 440. a clamping ring; 450. a gear plate; 460. a gear portion;

500. a return torsion spring;

600. an elastic limit nail group; 610. a hollow fixing column; 620. a limit pin; 630. a spring;

700. a knob handle;

800. a handle;

900. a can body; 910. the can lid.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, an improved can opener includes a base 100, a driving wheel set 200 and a cutting wheel set 300, wherein the driving wheel set 200 and the cutting wheel set 300 are respectively installed on the front surface of the base 100 and form an engagement, and one end of the driving wheel set 200 penetrates the back surface of the base 100 and is connected with a blocking group 400; the gear group 400 comprises a cam 410, a gear ring 420, a gear rod 430 and a clamping ring 440, wherein the cam 410 is sleeved on the driving wheel group 200, the gear ring 420 is sleeved on the cam 410, one end of the gear rod 430 is connected to the outer ring of the gear ring 420, the clamping ring 440 is sleeved on the gear ring 420, a cam limiting part 110 is arranged on the surface of the base 100 and used for limiting rotation of the cam 410, so that the driving wheel group 200 moves in a limited stroke groove 130, a gear limiting part 120 is further arranged on the surface of the base 100 and used for limiting or blocking the gear rod 430, when the driving wheel group 200 and the cutting wheel group 300 are meshed with each other to open the tank cover 910, the gear limiting part 120 supports and limits the gear rod 430, and when the driving wheel group 200 and the cutting wheel group 300 are not meshed with each other, the side edge of the gear limiting part 120 blocks the gear rod 430.

Specifically, in the present embodiment, when the tank cover 910 is cut, the driving wheel set 200 and the cutting wheel set 300 are respectively engaged with the tank cover 910, and the driving wheel set 200 is rotated, the driving wheel set 200 drives the cutting wheel set 300 to rotate and cut around the tank cover 910, while the driving wheel set 200 rotates, the driving wheel set 200 drives the cam 410 of the stop group 400 to rotate, and when the cam 410 rotates, the driving wheel set 200 moves back and forth in the limited stroke slot 130 through the cam limiting portion 110 on the base 100, so as to facilitate cutting of the tank cover 910.

In addition, the driving wheel set 200 in the present embodiment includes a gear plate 210 and a shaft 220, wherein one end of the shaft 220 is connected to the gear plate 210, the gear plate 210 is located on the front surface of the base 100, the other end of the shaft 220 penetrates through the base 100 to the other surface, the cam 410 is sleeved on the end of the shaft 220, and the shaft 220 rotates to drive the cam 410 and the gear plate 210 to rotate.

When the rotating shaft 220 rotates, the cam 410 is driven to rotate, the gear ring 420 sleeved on the cam 410 also rotates, because the length of the gear lever 430 at this time is greater than the distance between the gear ring 420 and the gear limiting portion 120, the gear lever 430 on the gear ring 420 is blocked by the side edge of the gear limiting portion 120 and cannot rotate forward along with the cam 410 any more, the cover 910 is engaged, and the cam 410 rotates to move the driving wheel set 200 to the end of the travel groove 130, at this time, the gear lever 420 moves along with the driving wheel set 200, so that the length of the gear lever 430 is just matched with the distance between the gear ring 420 and the gear limiting portion 120, and therefore, the gear lever 430 on the gear ring 420 is rotated to the gear limiting portion 120 along with the cam 410, the gear lever 430 is supported by the gear limiting portion 120, and the driving wheel set 200 is always positioned at the end of the travel groove 130 to rotate, the driving wheel set 200 is located at the end of the stroke slot 130, so the meshing distance between the driving wheel set and the cutting wheel set 300 is the closest, after the cover 910 is cut, the meshing of the cover 910 is more stable, at this time, when the cover 910 is taken down, the cover 910 cannot fall off midway, and finally, the effect is better when the cover 910 is taken down.

After the can cover 910 is snapped and removed, the rotating shaft 220 is rotated reversely, the cam 410 is rotated, the cam 410 drives the gear ring 420 to rotate while rotating, and the gear rod 430 is separated from the gear limiting part 120, so that the driving wheel set 200 is restored to the starting end of the stroke groove 130, the snapping distance between the driving wheel set 200 and the cutting wheel set 300 is enlarged, and the can cover 910 can be conveniently discarded from the can opener; after the cam 410 is reset, the gear lever 430 is reset to the side of the gear limiting portion 120 along with the reverse rotation of the cam 410, and at this time, since the length of the gear lever 430 is again greater than the distance between the gear ring 420 and the gear limiting portion 120, when the cam 410 is reset and rotates forward again, the gear lever 430 on the gear ring 420 is blocked by the side of the gear limiting portion 120, and cannot rotate along with the cam 410.

Of course, in this embodiment, in order to make the driving wheel set 200 and the cutting wheel set 300 engage and cut the can cover 910, therefore, in the initial state of the can opener, the driving wheel set 200 is located at the beginning end of the stroke slot 130, so that a certain distance is kept between the driving wheel set 200 and the cutting wheel set 300, and the can cover 910 can be engaged; during cutting, the driving wheel set 200 moves in the stroke slot 130, and in order to reset when the driving wheel set 200 moves to the end of the stroke slot 130, a reset torsion spring 500 is disposed in the base 100, and one end of the reset torsion spring 500 is located at the stroke slot 130, so that the driving wheel set 200 can reset after moving to the end of the stroke slot 130 through the reset torsion spring 500, and finally, the cover 910 can be engaged and cut conveniently.

Referring to fig. 4, when the cam 410 rotates, the gear ring 420 needs to be driven to rotate, and when the gear lever 430 on the gear ring 420 is blocked, the gear ring 420 is not forced to rotate forward, so that the gear wheel 450 is arranged on the cam 410 along the axial direction thereof, the gear portion 460 meshed with the gear wheel 450 is arranged on the inner ring of the gear ring 420, the gear ring 420 is arranged in an open type, the gear ring 420 is meshed with the gear wheel 450 through the gear portion 460, the gear ring 420 can rotate along with the cam 410, and meanwhile, when the gear lever 430 is blocked by the side edge of the gear limiting portion 120, the gear lever 430 cannot rotate along with the cam 410 due to the open type gear ring 420, so that the structure of the gear group 400 is reasonable, and meanwhile, in order to prevent the open type gear ring 420 from being too loose and cannot be driven to rotate by the cam 410, therefore, the gear ring 420 is further sleeved with the tightening ring 440, the clamping ring 440 is made of elastic material, and the open-type gear ring 420 is clamped by the clamping ring 440, so that the meshing connection between the gear part 460 of the gear ring 420 and the gear disc 450 is improved, and the gear ring 420 can rotate along with the cam 410.

Referring to fig. 5, in order to facilitate the engagement of the cover 910 by the driving wheel set 200 and the cutting wheel set 300, a limit pin is disposed on the base 100 of the conventional can opener, but the limit pin is in a fixed state, so that the driving wheel set 200 and the cutting wheel set 300 are not convenient to engage and cut the cover 910, in this embodiment, an elastic limit pin set 600 is further disposed on the front side of the base 100, the elastic limit pin set 600 includes a hollow fixing column 610, a limit pin 620 and a spring 630, the hollow fixing column 610 is disposed on the base 100, the limit pin 620 and the spring 630 are respectively disposed in the hollow fixing column 610, and two ends of the spring 630 respectively abut against the base 100 and the limit pin 620.

Referring to fig. 6, when the can opener is placed on the can lid, at this time, the limit pin 620 of the elastic limit pin set 600 will abut against the top of the can lid 910, the driving wheel set 200 is located at the top of the can lid 910, and the cutting wheel set 300 is located at the side of the can lid 910, at this time, the driving wheel set 200 is screwed to engage the can lid 910 with the cutting wheel set 300, because the elastic limit pin set 600 abuts against the top of the can lid 910, the limit pin 620 will be compressed and thus move into the hollow fixing column 610, because the elastic limit pin set 600 has a certain supporting function, the driving wheel set 200 and the cutting wheel set 300 can engage the can lid 910 more easily, and when the can lid 910 is not engaged, the limit pin 620 will be reset under the action of the spring 630.

Referring to fig. 7, after the can opener finishes cutting the can lid 910, at this time, the can opener needs to be lifted hard and the can lid 910 is pried open, and due to the lever action, the spring 630 of the elastic limit nail set 600 is compressed, so that the limit nail 620 continues to move towards the hollow fixing column 610, the can lid 910 is lifted and separated from the can body 900, and finally, the can lid 910 is convenient and labor-saving in the process of prying the can lid.

After the can cover 910 is completely removed, the elastic limit pin group 600 pushes the limit pin 620 to reset due to the elastic force of the spring 630, and the can cover 910 is engaged by the driving wheel group 200 and the cutting wheel group 300, so that the can cover 910 cannot fall down without reversely rotating the driving wheel group 200.

Referring to fig. 1, when the can lid 910 is opened by the can opener, the driving wheel set 200 needs to be rotated, so as to facilitate the rotation of the can lid 910, a knob handle 700 is disposed at an end of the rotating shaft 220 penetrating through the base 100, and the rotating shaft 220 is driven to rotate by screwing the knob handle 700, and finally, the driving wheel set 200 is rotated to drive the cutting wheel set 300 to cut the can lid 910, so that the cutting process is convenient and labor-saving.

Meanwhile, in order to facilitate the use of the can opener, a handheld handle 800 is further arranged on the base 100, the can opener can be conveniently taken through the handheld handle 800, the use of the can opener is facilitated, and the cover 910 is conveniently opened.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. The present invention may be readily implemented by those skilled in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (7)

1. The utility model provides an improvement type can opener which characterized in that: the cutting device comprises a base, a driving wheel set and a cutting wheel set, wherein the driving wheel set and the cutting wheel set are respectively arranged on the front surface of the base and form occlusion, one end of the driving wheel set penetrates through the back surface of the base and is connected with a blocking group;

the gear group comprises a cam, a gear ring, a gear rod and a clamping ring, the cam is sleeved on the driving wheel group, the gear ring is sleeved on the cam, one end of the gear rod is connected to the outer ring of the gear ring, the clamping ring is sleeved on the gear ring, a cam limiting part is arranged on the surface of the base and used for limiting the rotation of the cam, so that the driving wheel group moves in a limited stroke groove, and a gear limiting part is also arranged on the surface of the base and used for limiting or blocking the gear rod;

when the driving wheel set and the cutting wheel set are meshed with the tank cover to open the cover, the gear limiting part supports the gear lever to be limited, and when the driving wheel set and the cutting wheel set are not meshed, the side edge of the gear limiting part blocks the gear lever.

2. The improved can opener according to claim 1, further comprising: the cam is provided with a gear disc along the axial direction, the inner ring of the gear ring is provided with a gear part meshed with the gear disc, and the gear ring is open.

3. The improved can opener according to claim 1, further comprising: the front of base still is provided with elasticity spacing nail group, and elasticity spacing nail group includes cavity fixed column, spacing nail and spring, the base is located to the cavity fixed column, and spacing nail and spring are located respectively in the cavity fixed column, and the both ends of spring butt respectively in base and spacing nail.

4. The improved can opener according to claim 2, further comprising: be equipped with the reset torsion spring in the base, and the one end of reset torsion spring is located stroke groove department, makes and drives the wheelset and reset to the starting department in stroke groove.

5. The improved can opener according to claim 1, further comprising: the driving wheel set comprises a fluted disc and a rotating shaft, one end of the rotating shaft is connected with the fluted disc, the fluted disc is positioned on the front surface of the base, the other end of the rotating shaft penetrates through the base to the other surface, the cam is sleeved on one end, which penetrates through the rotating shaft, and the rotating shaft rotates to drive the cam and the fluted disc to rotate.

6. The improved can opener according to claim 5, further comprising: the pivot runs through the one end of base, and its tip is equipped with the knob handle.

7. The improved can opener according to claim 1, further comprising: the base is also provided with a handheld handle.

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