CN201721675U

CN201721675U - Seal opening pen

Info

Publication number: CN201721675U
Application number: CN2010202365322U
Authority: CN
Inventors: 温昊
Original assignee: Shanghai Kunjie Hardware Tool Co Ltd
Current assignee: Shanghai Kunjie Hardware Tool Co Ltd
Priority date: 2010-06-24
Filing date: 2010-06-24
Publication date: 2011-01-26
Anticipated expiration: 2020-06-24

Abstract

The utility model discloses a seal opening pen, which comprises a casing and a seal breaking part capable of moving relative to the casing in extension/retraction. The front end of a seal breaking part body in a flat flaky structure is conical; the lateral surface of the body is in a toothed/cutting edge structure; in a first work state, the conical end of the seal breaking part extends out of the casing; and in a second work state and a third work state, the flat flaky body of the seal breaking part extends out of the casing. The seal opening pen can rapidly open an object to be opened.

Description

The Kaifeng pen

Technical field

The utility model relates to a kind of Kaifeng pen, is specifically related to a kind of Kaifeng pen with the function of devaning.

Background technology

The Kaifeng pen is an instrument commonly used during people live, and is usually used in factory and family, such as, take packing chest, parcel etc. apart.The instrument that opens the box commonly used of prior art has cutter, scissors etc., does not have the Kaifeng instrument of specialty.Cutter is sharper, quick when unpacking vanning, but because blade is sharper, occurs easily during operation accidentally injuring, even the problem of personal safety occurs jeopardizing.And, when taking carton apart, the careless incident that scratches the treasure of its packing occurs through regular meeting and give birth to cutter.In addition, it is commonly used arriving in people's daily life that scissors retracts parcel, and the relative cutter of safety will be got well a lot, but there is potential safety hazard, the blade of scissors is sharper, when using scissors to retract parcel or packing chest, often causes efficient lower because of operating inconvenience.

Of paramount importancely be, consider the safety or the portability of transportation, existing casing or superscribe and bundling belt is arranged usually (as rope, PVC band) reinforced, and present Kaifeng pen is to be difficult to open fast bundling belt.

The utility model content

At above-mentioned defective, the purpose of this utility model is to be to provide a kind of Kaifeng pen of specialty to solve many defectives of the existing instrument of devaning, and has especially solved the technical matters that existing Kaifeng pen is difficult to open fast the binding object.

A kind of Kaifeng pen, comprise housing, the opening part that when extension/withdrawal, can move relative to housing, described opening part body is flat schistose texture, leading section is taper, described body side is dentation/cutting edge shape structure, and it is first operating conditions that described opening part tapered end extends housing, and it is second, third operating conditions that the flat sheet noumenon of described opening part extends housing.

Preferably, described opening part body first side is a dentalation, and second side surface opposite is a cutting edge shape structure.

And non-operation is sealed off the part tapered end and is retracted in the housing.

Preferably, several transversely tactic draw-in groove of direction and gear regulating parts also are set on the described housing, one groove is set on the described connecting element, and second and third operating conditions gear regulating part extends in one of them draw-in groove, and non-operation gear regulating part is arranged in the described groove.

Preferably, the utility model comprises playback elastic body, connecting element and guiding piece, described connecting element is fixedly attached to described opening part body, described playback elastomer sleeve is located to be sealed off on the part body, operating conditions playback elastic body is in compressive state, non-operation playback elastic body is in reducing condition, and described guide body is connected with described connecting element, and described guide body is set in place in the chute on the enclosure body side.

Owing to adopted above technical scheme, make the utility model than prior art, have following advantage and good effect:

First, opening part of the present utility model, sealing off the part body is flat schistose texture, leading section is taper, and the body side is dentation/cutting edge shape structure, and it is first operating conditions that opening part tapered end extends housing, it is second, third operating conditions that the flat sheet noumenon of opening part extends housing, the particular case of Chai Fenging is sealed off part and can be operated in different operating conditions as required, reaches the effect of quick unlatching with this.

The second, the utility model can have the saw and the function of cutting simultaneously concurrently, not only can cut thin adhesive tape, and function cutting bandage that can also sharp sawtooth, cardboard box etc. can be user-friendly to largely, and improving safety greatly.

The 3rd, opening part of the present utility model, it seals off the adjustable length that part extends housing, such as by several transversely the tactic draw-in groove of direction adjust and seal off the length that part extends housing, have stronger use alerting ability.

Description of drawings

Fig. 1 is a kind of overall schematic of sealing off a kind of embodiment of part of the utility model;

Fig. 2 is a kind of decomposing schematic representation of sealing off the part example of the utility model;

Fig. 3 is the structural representation of the housing of the utility model present embodiment;

Fig. 4 is the section-drawing of the utility model embodiment middle shell;

Fig. 5 is a kind of structural representation of sealing off part among the utility model embodiment;

Fig. 6 is a structural representation figure of the connecting element among the utility model embodiment;

Fig. 7 is the generalized section of Fig. 6;

Fig. 8 is the structure cut-away view that opening part of the present utility model is in non-operation;

Fig. 9 is the structure cut-away view that opening part of the present utility model is in first operating conditions;

Figure 10 is the structure cut-away view that opening part of the present utility model is in second, third operating conditions.

The specific embodiment

For ease of understanding,, preferred embodiment of the present utility model done being described in further detail below in conjunction with accompanying drawing.

See also Fig. 1 to Figure 10, it is an exemplary construction scheme drawing of the utility model Kaifeng pen.

A kind of Kaifeng pen, it comprises housing 10 and the opening part 11 that can move relative to housing 10 when the extension/withdrawal, sealing off part body 113 is flat schistose texture, leading section is taper, body 113 sides are dentation/cutting edge shape structure, it is first operating conditions that opening part tapered end extends housing 10, and it is second, third operating conditions that the flat sheet noumenon 113 of opening part extends housing.

Below also be based on structure and principle of work that present embodiment illustrates the Kaifeng pen.

This opening part 11 is made into integration by leading section 112 (also can claim to seal off the part tapered end) and body 113.First side 114 of this body 113 is a dentalation, and these 114 cooresponding second sides 115, side are the bladed structure.First side 114 of body 113 can all be a dentalation, also can be that a side of close leading section is a dentalation, and the size of tooth and the length of tooth do not have strict the qualification, and fitness for purpose can amputate cardboard box and be as the criterion.These 114 cooresponding second sides 115, side are the bladed structure, and are same, and the length of sword and size significantly do not limit yet.Second side 115 of body 113 can be that whole side all is the bladed structure, also can be that the part of close leading section 112 is set to the bladed structure.In the present embodiment, using dentalation to open by the Kaifeng object is second operating conditions, and using the bladed structure to open by the Kaifeng object is the 3rd operating conditions.

Can move relative to housing 10 when sealing off part 11 extension/withdrawals.The structure that can realize this function is very many, and this example for usefulness for example, is not to be used to limit to the utility model only.

Housing 10 comprises shell end 101 and enclosure body 102.Shell end 101 can be pyramid type, offers a through hole 104.Enclosure body 102 is hollow form, and an end connects shell end 101, or is made into integration with shell end 101.In this example, Kaifeng pen can also comprise case lid 108, and case lid 108 removably is connected on the afterbody of enclosure body 102 of housing 10.Case lid 108 can be screwed onto enclosure body 102, also can be connected on the enclosure body 102.Offer a chute 103 on the enclosure body 102, one circle step 109 is set along chute 103 openings.The opening direction of chute 103 is horizontal.Convenient for follow-up explanation, in this example, this laterally is meant the direction from shell end to the housing afterbody, is vertical perpendicular to this horizontal direction.

In this example, the Kaifeng pen also comprises playback elastic body 12, connecting element 13 and guiding piece 14.Connecting element 13 is fixedly attached to the body 113 of sealing off part 11.That is to say that the body 113 front end one of sealing off part 11 connect leading section 112, its afterbody is connected to connecting element 13.Offer some knock holees 111 along horizontal direction on the body 113, correspondence is provided with some through holes 133 on the connecting element 13, seal off part 11 and pass corresponding through hole 133 captive joints on those knock holees 111 and the connecting element 13 respectively, reach the effect of captiveing joint of opening part 11 and connecting element 13 with this by locating tab 112.

In addition, in this example, connecting element 13 comprises attaching parts 131 and pedestal 132, and attaching parts 131 can be made into integration with pedestal 132.Attaching parts 131 is strip, its end is " U " type, the tail end that the opening of U type just can ccontaining body 113, and, knock hole 111 is separately positioned on correspondence two arms of " U " type, some through holes 111 also are arranged on the tail end of body 113, but knock hole 133 difference through holes 111 correspondences, by the design of said structure, make that sealing off part 11 extremely firmly is connected with connecting element 13, and, seal off part 11 when object is sealed off in cutting, seal off part 11 utmost points and be not easy fracture.

Also have, in this example, the external diameter of pedestal 132 is the external diameters greater than attaching parts 131, and playback elastic body 12 is set on the body 113 of sealing off part 11, can carry out side travel on body 113 and attaching parts 131, is stuck in pedestal 132 limits.After guiding piece 14 passes the chute of offering on the enclosure body 102 103, be connected with connecting element 13.Offer a hole 135 on the pedestal 132 of connecting element 13, guiding piece 14 is connected in this hole 135.When first, second, third operating conditions, playback elastic body 12 is compressed, and at non-operation, playback elastic body 12 is in reducing condition.

In addition, guiding piece 14 comprises the shell-like assembly 141 and the ailhead screw rod 142 of a hollow.Ailhead screw rod 142 passes the chute 103 that passes housing 10 behind the shell-like assembly 141 again, be provided with pedestal 132 in the hole 135 offered.Have any need to prove, the structure of shell-like assembly 141 just can be slided in a circle step 109 that is provided with along chute 103 openings.

Guiding piece 14 slides in chute 103, drives connecting element 13 actions, makes that sealing off part 11 can be extended out in the through hole 104 of shell end 101, when the power that acts on guiding piece 14 disappears, under the effect of playback elastic body 12, seals off in the part 11 withdrawal housings 10.

Can realize sealing off part 11 by above-mentioned structure and extend housing 10 in use, when not using, can bounce back in the housing 10, can improve the safety that the Kaifeng pen uses thus.In this example, can be normality by the non-operation that is arranged so that of playback elastic body 12, such as, can be by masterpiece be used on the guide body 14, make in motion from guide body 14 upper hopper chutes to the housing leading section, thereby the conical end 111 that drives Kaifeng part 11 extends housing 10, make the Kaifeng pen enter mode of operation, after the Kaifeng pen is finished using, under the reactivation of playback elastic body 12, drive Kaifeng part 11 housing 10 that bounce back back, further promote the safety when sealing off use thus.

In the utility model, seal off part 11 adjustable gear ground and extend housing 10.The environment that this design is can be when using different will be sealed off part 11 and extend different length and use, and will be very convenient, and promote safety.Such as, when cutting cardboard box, can be according to the thickness that cuts carton, extend the length of sealing off part 11, it is long to avoid sealing off the length that part 11 extends, and it is dangerous to cause that the user uses, and perhaps seals off part 11 and is fractureed and wait danger.In this example, provide a kind of implementation structure, but this structure is not to be used to limit the utility model, only is the usefulness of casehistory.

Several transversely tactic draw-in grooves 106,107 of direction also are set on the housing 10, and in this example, only for the example of two draw-in grooves, explanation only is the usefulness of explanation once more.Draw-in groove 106,107 operated by rotary motion are at same horizontal surface.

One groove, 136, one gear regulating parts 15 are set on the pedestal 132 of connecting element 13 are arranged in this groove 135, along with connecting element 13 slides in housing 10, in the gear regulating part 15 extensible a certain draw-in grooves in described draw-in groove 106,107 by an elastic body.Second and third operating conditions gear regulating part 15 extends in one of them draw-in groove, and non-operation gear regulating part 15 is arranged in the groove 135.

Below, the working process of cutter of the present utility model is described in conjunction with three constitutions diagram.

Non-operation please refer to Figure 11:

Under this state, guiding piece 14 is failure to actuate, and is positioned at the tail end of chute 103, and gear regulating part 15 also is failure to actuate and is placed the rear of enclosure body 102 inner first draw-in grooves 106, seals off part 11 and contracts fully in enclosure body 102, and pull back spring 12 is in stretched condition.

First operating conditions please refer to Figure 12:

In previous state, guiding piece 14 direction toward shell end 101 in chute 103 is promoted, drive connecting element 13 and move forward, pull back spring 12 is in slight compressive state, simultaneously, gear regulating part 15 is driven, and reach falls in first draw-in groove 106 in enclosure body 102, be stuck and move, the taper pinnacle of sealing off part 11 this moment leans out the through hole 104 of housing 10, but its bottom sawtooth is not exposed on the external, and can finish cuttings of thin thing such as adhesive tapes.At this moment, as long as with finger or other instruments gear regulating part 15 is pinned in enclosure body 102 gently, not to guiding piece 14 actions, connecting element 13 returns under the elastic force of pull back spring 12 are sealed off in the part 11 withdrawal sleeves.

Second operating conditions and the 3rd operating conditions please refer to Figure 13:

At state 2, pin gear regulating part 15, continue guiding piece 14 is pushed away forward, gear regulating part 15 can continue to slide in enclosure body 102, in falling into second draw-in groove 107, at this moment, the opening part 11 not only vertex of a cone exposes, and its sawtooth also exposes, not only can dicing tape etc., also can cut thicker article, carton for example, cardboard, bandage etc.

More than disclosed only be preferred embodiment of the present utility model; but be not to be used for limiting itself, anyly have the knack of those skilled in the art, under the situation of the utility model spiritual connotation; the equalization of being done changes and changes, and all should drop in the protection domain of the present utility model.

Claims

1. Kaifeng pen, comprise housing, the opening part that when extension/withdrawal, can move relative to housing, it is characterized in that, described opening part body is flat schistose texture, and leading section is taper, and described body side is dentation/cutting edge shape structure, it is first operating conditions that described opening part tapered end extends housing, and it is second, third operating conditions that the flat sheet noumenon of described opening part extends housing.

2. Kaifeng as claimed in claim 1 pen is characterized in that described opening part body first side is a dentalation, and second side surface opposite is a cutting edge shape structure.

3. Kaifeng as claimed in claim 1 or 2 pen is characterized in that non-operation is sealed off the part tapered end and is retracted in the housing.

4. Kaifeng as claimed in claim 3 pen, it is characterized in that, several transversely tactic draw-in groove of direction and gear regulating parts also are set on the described housing, one groove is set on the described connecting element, second and third operating conditions gear regulating part extends in one of them draw-in groove, and non-operation gear regulating part is arranged in the described groove.

5. Kaifeng as claimed in claim 1 or 2 pen, it is characterized in that, also comprise playback elastic body, connecting element and guiding piece, described connecting element is fixedly attached to described opening part body, described playback elastomer sleeve is located to be sealed off on the part body, and operating conditions playback elastic body is in compressive state, and non-operation playback elastic body is in reducing condition, described guide body is connected with described connecting element, and described guide body is set in place in the chute on the enclosure body side.