CN201201894Y

CN201201894Y - Safe can opener with two handles

Info

Publication number: CN201201894Y
Application number: CNU2008200434570U
Authority: CN
Inventors: 岑铨
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-24
Filing date: 2008-01-24
Publication date: 2009-03-04
Anticipated expiration: 2018-01-24

Abstract

The utility model discloses a dual-handle safety can piercer, comprising a first handle, a second handle, a first base and a second base, wherein the first and the second handles are respectively connected with the first base and the second base which are provide with cutters, cones and wheel shafts, the cones are connected with the wheel shafts penetrating through the bases, the first and the second bases are limited by nuts and are provided with an open-close device. The dual-handle safety can piercer has the advantages of simple structure, and adds a gear plate couple between the two bases, therefore, when the handles drive the bases to rotate, the gear plates moves relatively to make the wheel shafts to drive the cones up and down to adjust the contact tightness between the cones and the end edge of a can lid.

Description

A kind of dual-handle safety tin opener

Technical field

The utility model relates to a kind of tin opener.

Background technology

Manually tin opener is that people are familiar with already, roughly can be divided into three types, and first type can opener utilizes its cutter blade directly to cut can and closes the sidewall in ora terminalis front with Tin opener; The certain angle of its cutter blade utilization of second type can opener, directly cut end face that can closes with Tin opener; The can opener of the third type is to utilize its cutter blade only to cut ora terminalis that can closes and can be with Tin opener with its whole cut-outs.The can opener of the third type relatively other openers of two types has following advantage, and blade can not touch food, and the resistates of can and the scrap metal that produces when holding jar can not drop in the food in the jar, is very safe can opener.

Summary of the invention

The purpose of this utility model is in order to satisfy present needs, to provide a kind of handle folding can drive the wheel shaft lifting, and the scrap metal that produces when holding jar can not drop to the dual-handle safety tin opener in the food in the jar.

This practicality is achieved through the following technical solutions.

The utility model is a kind of dual-handle safety tin opener, include first handle, second handle, first pedestal and second pedestal, first handle is connected with second pedestal with first pedestal respectively with second handle, cutting knife, gear wheel and wheel shaft are installed on the pedestal, gear wheel and wheel shaft link together, wheel shaft is arranged in the pedestal, and is by nut that first pedestal and second pedestal is spacing, is provided with opening-closing device in described first pedestal and second pedestal.

Above-mentioned opening-closing device is made of a pair of fluted disc that cooperatively interacts that is installed on respectively in first pedestal and second pedestal, and the fluted disc center is provided with the through hole that allows wheel shaft pass through.

Above-mentioned fluted disc includes intermeshing double wedge and groove, and double wedge and groove have two intersecting planes, and one of them is the face of intersecting vertically, and another is an inclination phase cross surface.

Above-mentioned wheel shaft is set with spring near gear wheel one end, and an end of spring and first pedestal are conflicted.

The above-mentioned gear wheel outside is pasted with wheel disc, and wheel diameter is bigger than gear wheel diameter.

Above-mentioned cutting knife is installed in first pedestal by bearing pin, and the axis direction of cutting knife is vertical with the axis direction of wheel shaft, and the distance of cutting knife and gear wheel closest approach is 0.5～0.75mm.

On above-mentioned first pedestal position-limited lever is installed, the angle on the plane at the plane at position-limited lever place and cutting knife place is 15 °～18 °

The angle on the plane at above-mentioned position-limited lever place and the plane at cutting knife place be 16 ° 38 '.

Advantage of the present utility model is: (1) these can opener characteristics are when the cover ora terminalis is cut, its blade does not directly extend into jar and closes the food the inside, iron filings that produced during cutting metal and end cap residue can not drop to jar and close food the inside, can never contaminated food; (2) simple in structure, increased a pair of fluted disc, fluted disc was done the dislocation motion and can be made wheel shaft drive the gear wheel up-and-down movement when handle drove pedestal and rotates, and regulated the tightness that contacts between gear wheel and the cover ora terminalis; (3) hand of not hindering safe in utilization, the design of the diameter of wheel disc is bigger than the diameter of gear wheel, can actv. the blade of cutting knife be covered, and the user is difficult for touching blade, and is as safe as a house.

Description of drawings

Fig. 1 is the structural representation of the utility model first handle and first pedestal;

Fig. 2 is the structural representation of the utility model second handle and second pedestal;

Structural representation when Fig. 3 is the utility model two handles and the installation of two base combination;

Fig. 4 is an integral structure side schematic view of the present utility model;

Fig. 5 is form one structural representation of double wedge of the present utility model;

Fig. 6 is form two structural representations that double wedge of the present utility model cooperates with form one;

Fig. 7 is wheel shaft of the present utility model, gear wheel and spring stack-mounted structural representation;

Fig. 8 is the structural representation that each parts of base part of the present utility model are installed.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described in further detail.

As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the utility model is a kind of dual-handle safety tin opener, include first handle 1, second handle 2, first pedestal 11 and second pedestal 22, first handle 1 is connected with second pedestal 22 with first pedestal 11 respectively with second handle 2, cutting knife 9, gear wheel 5 and wheel shaft 4 are installed on the pedestal, gear wheel 5 and wheel shaft 4 link together, wheel shaft 4 is arranged in the pedestal, by nut 10 that first pedestal 11 and second pedestal 22 is spacing, be provided with opening-closing device in described first pedestal 11 and second pedestal 22.

Opening-closing device is made of a pair of fluted disc that cooperatively interacts 3 that is installed on respectively in first pedestal 11 and second pedestal 22, fluted disc 3 centers are provided with the through hole that allows wheel shaft 4 pass through, fluted disc 3 includes intermeshing double wedge 31 and groove 32, double wedge 31 and groove 32 have two intersecting planes, one of them is the face of intersecting vertically, and another is an inclination phase cross surface 33.

Wheel shaft 4 is set with spring 7 near gear wheel 5 one ends, and an end of spring 7 and first pedestal 11 are conflicted, and purpose is to make wheel shaft 4 have reset capability.Be pasted with wheel disc 6 in gear wheel 5 outsides, wheel disc 6 diameters are bigger than gear wheel 5 diameters, its objective is to prevent gear wheel 5 scratch users.

Above-mentioned cutting knife 9 is installed in first pedestal 11 by bearing pin, the axis direction of cutting knife 9 is vertical with the axis direction of wheel shaft 4, cutting knife 9 is 0.5～0.75mm with the distance of gear wheel 5 closest approaches, on first pedestal 11, position-limited lever 8 is installed, the angle on the plane at the plane at position-limited lever 8 places and cutting knife 9 places is 15 °～18 °, the best be 16 ° 38 ', the design-calculated purpose is the cover sled pine in order to have cut off like this, and, also relatively laborsaving; Second guarantee that tank body can follow wheel shaft 4 rotation.

The principle of work of this can opener: first handle 1 drives

first pedestal

11 and 22 motions of second pedestal during with second handle 2 relative opening and closing, a pair of fluted disc 3 relative motions in first pedestal 11 and second pedestal 22, realize that with contacting of double wedge 31 distance between first pedestal 11 and second pedestal 22 changes by the contacting of double wedge 31 and groove 32, double wedge 31, thereby drive wheel shaft 4 dipping and heaving, wheel shaft 4 and gear wheel 5 link together, and have also just realized the adjusting of gear wheel 5 with the cover elasticity.When gear wheel 5 covered closed contact with filling, tank body was also being followed and is being rotated under the drive of gear wheel 5 turning effort power, closes the ora terminalis outer layer metal for following jar in the effect of cutting knife 9 and is cut off.The cover that cuts off can not separate from tank body easily.Because close in the manufacturing process at jar, for guaranteeing its functional requirement, till will be with ora terminalis Ya Jin And air tight, and in the jar certain pressure requirement is arranged, that have even will use sealant, so shape had a certain degree when we designed plane, cutting knife 9 place and contact with the cover ora terminalis, and with the outer sled pine of the end cap that cuts off.And this angle design is important, and too hour, cover can not be prized pine and separate with tank body, and when too big, the pulling force that is produced during wheel shaft 4 knobs can not drive tank body and rotate.Because it is actvies that this device has only wheel shaft 4, cutting knife 9 is driven, but also will could follow rotation by the transmission cutting knife 9 of tank body.Through experiment with the angle initialization between position-limited lever 8 and the plane, cutting knife 9 place between 15 °-18 °, the best be 16 ° 38 ', it is loose to cut off the cover sled first, and, also relatively laborsaving; Second guarantee that tank body can follow gear wheel 5 rotation.

Claims

1. dual-handle safety tin opener, include first handle (1), second handle (2), first pedestal (11) and second pedestal (22), first handle (1) is connected with second pedestal (22) with first pedestal (11) respectively with second handle (2), cutting knife (9) is installed on the pedestal, gear wheel (5) and wheel shaft (4), gear wheel (5) and wheel shaft (4) link together, wheel shaft (4) is arranged in the pedestal, by nut (10) that first pedestal (11) and second pedestal (22) is spacing, it is characterized in that: be provided with opening-closing device between first pedestal (11) and second pedestal (22).

2. dual-handle safety tin opener according to claim 1, it is characterized in that: described opening-closing device is made of a pair of fluted disc that cooperatively interacts (3) that is installed on respectively in first pedestal (11) and second pedestal (22), and fluted disc (3) center is provided with the through hole that allows wheel shaft (4) pass through.

3. dual-handle safety tin opener according to claim 2, it is characterized in that: described fluted disc (3) includes intermeshing double wedge (31) and groove (32), double wedge (31) and groove (32) have two intersecting planes, one of them is the face of intersecting vertically, and another is an inclination phase cross surface (33).

4. dual-handle safety tin opener according to claim 1 is characterized in that: described wheel shaft (4) is set with spring (7) near gear wheel (5) one ends, and an end of spring (7) and first pedestal (11) are conflicted.

5. dual-handle safety tin opener according to claim 4 is characterized in that: described gear wheel (5) outside is pasted with wheel disc (6), and wheel disc (6) diameter is bigger than gear wheel (5) diameter.

6. dual-handle safety tin opener according to claim 1, it is characterized in that: described cutting knife (9) is installed in first pedestal (11) by bearing pin, the axis direction of cutting knife (9) is vertical with the axis direction of wheel shaft (4), and cutting knife (9) is 0.5～0.75mm with the distance of gear wheel (5) closest approach.

7. dual-handle safety tin opener according to claim 6 is characterized in that: position-limited lever (8) is installed on described first pedestal (11), and the angle on the plane at the plane at position-limited lever (8) place and cutting knife (9) place is 15 °～18 °

8. dual-handle safety tin opener according to claim 7 is characterized in that: the angle on the plane at position-limited lever (8) place and the plane at cutting knife place be 16 ° 38 '.