CN2832459Y

CN2832459Y - Improved water conduit force-saving structure

Info

Publication number: CN2832459Y
Application number: CN 200520128075
Authority: CN
Inventors: 黄泳胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-10-13
Filing date: 2005-10-13
Publication date: 2006-11-01
Anticipated expiration: 2015-10-13

Abstract

The utility model provides an improved force-saving structure of a water conduit shearer, which mainly uses reduction gearing contrast to achieve the purpose of saving force. The utility model is provided with a movable handle to impel an impeller, a ratchet wheel fixedly provided with a driving wheel so as to reduce speed and achieve force-saving gearing, a block component so as to prevent the ratchet wheel from reversing, and a shearing component fixedly provided with a passive component, wherein the passive component is driven by a gearing wheel. Thus, when a shearing fixing handle and a movable handle do relative movement, the movable handle can impel the impeller which impels the ratchet wheel. Besides, a gearing component can be decelerated for driving the passive component with force saving. Thus, the shearing component can easily shear work objects which can not be deformed, therefore the shearing surface is smooth.

Description

A kind of improved water pipe is cut labor-saving structure

Technical field

The utility model provides a kind of improved water pipe to cut labor-saving structure, and You Zhiqi is able to laborsaving and slows down the feeding cutting speed, allows its water pipe cut surface neatly reach the water pipe that water pipe can not be out of shape and cuts.

Background technology

In existing technology, see also Fig. 1, it is to commonly use the plane part cut-away view that water pipe is cut, i.e. No. 089210126 patent application of TaiWan, China, name is called water pipe and cuts the improvement structure, and its application main contents are summarised as:

A kind of water pipe is cut and is improved structure, and it comprises:

One female handle body 10, tail end is grip part 11, front end tool one fixed jaw 12 is also offered a tension clearance, in this tension clearance and have a retaining edge 14;

One sub-handle body 20, the fixed jaw 12 tail end pivot groups of its front end and female handle body 10, grip part 11 tail ends of this sub-handle body 20 are pivot group one clasp 22 then;

One movable jaw 30, be that the pivot group is between the fixed jaw 12 and grip part 21 of female handle body 10, and making the blade part 31 of these movable jaw 30 leading portions relative with fixed jaw 12, its tail end then forms a ratchet clamping part 32, again its side and cooperate the retaining edge 14 of female handle body 10 to convex with a retaining protruding 33;

One connecting rod, 40, one end pivot groups are in the handle body appropriate location of sub-handle body 20, and other holds then the pivot group in movable jaw 30 rear appropriate locations;

One pawls 50, be assembly one cantilever spring 51 back pivot groups in sub-handle body 20 appropriate location between fixed jaw 12 and connecting rod 40, its end is to cooperate pushing and pressing with the ratchet clamping part 32 of movable jaw 30 when voltage-controlled sub-handle body 20 starts;

Holding above-mentioned member forms to such an extent that formation one water pipe is cut, it is with the ratchet clamping part 32 that drives the 50 pushing and pressing movable jaws 30 of pawling simultaneously and then make this movable jaw 30 revolve gradually to move to close with shearing to block pipe fitting by voltage-controlled sub-handle body 20, and can be the state of unlatching so that place pipe fitting between the blade part 31 and fixed jaw 12 of movable jaw 30 by sub-handle body 20 and interlock connecting rod 40 these movable jaw 30 turns of traction of outwarding winding, obtain spacing and the maximum angle that this sub-handle body 20 is outwarded winding is because of retaining edge 14 and keep off protruding 33 block.

Yet its above-mentioned known water pipe is cut and is improved structure, still has the following point point:

One, this known water pipe is cut and is improved structure, by by voltage-controlled sub-handle body 20 with the ratchet clamping part 32 that drives the 50 pushing and pressing movable jaws 30 of pawling simultaneously and then make this movable jaw 30 revolve gradually to move to close to block pipe fitting with shearing, and movable jaw 30 other ends of its passing are blade part 31, so blade part 31 stressed voltage-controlled application of forces that directly are reflected at sub-handle body 20, so cause known water pipe to cut in the use and require great effort very much, be its defective.

Two, this known water pipe is cut and is improved structure, utilizing ratchet clamping part 32 to be pawled 50 promotes, reach the purpose of blade part 31 feedings, but ratchet clamping part 32 numbers of teeth are limited, under the limited number of teeth, will finish water pipe and cut off action,, often make the water pipe compressive deformation so its feed is too fast, impel tangent plane crooked and be unfavorable for follow-up construction being its another defective.

Summary of the invention

The purpose of this utility model is to solve the existing problem points of above-mentioned conventional construction, be that described problem is to block pipe fitting by voltage-controlled sub-handle body to drive simultaneously to pawl to push against the ratchet clamping part of movable jaw and then this movable jaw is revolved gradually to move to close with shearing, and other end of the movable jaw of its passing is blade part, so stressed voltage-controlled application of force that directly is reflected at sub-handle body of blade part, so cause known water pipe to cut in the use requires great effort very much, and known water pipe is cut and is utilized the ratchet clamping part promotion of being pawled, reach the purpose of blade part feeding, but the ratchet clamping part number of teeth is limited, under the limited number of teeth, will finish water pipe and cut off action, so its feed is too fast, often make the water pipe compressive deformation, impel tangent plane crooked.The utility model is exactly the defective that overcomes above-mentioned prior art, provide a kind of improved water pipe to cut labor-saving structure, wherein the movable handle that is subjected to by impeller drives and Drive ratchet, the drive of ratchet consubstantiality is able to the Passive part that laborsaving and deceleration transmission and cutting member integrally combine again, reach the purpose that cutting member cuts off water pipe, and feeding cutting mode laborsaving with it and that slow down, be able to feed and slow down, and make the water pipe can compressive deformation, and its water pipe tangent plane be neat.

The purpose of this utility model realizes that by the form technical scheme a kind of improved water pipe provided by the utility model is cut labor-saving structure, and it includes:

One fixed handle, front end forms fixed jaw;

One movable handle, front end is by being hubbed at fixed handle by pin rod, and pin rod is spacing elastic parts simultaneously, and elastic parts then is butted on fixed jaw side and movable handle inner face respectively;

One cutting member is provided with blade part, and cutting member is by screw lock module and Passive part locking one, and Passive part also is provided with profile of tooth, and must be that an elastic parts links drawing between Passive part and fixed jaw;

One impeller is established tooth engagement and is promoted ratchet, and establishing pin-and-hole is that pin rod is hubbed at movable handle, impeller and be the elastic parts contact, and reaching impeller, to establish elliptical aperture be that pin rod is spacing, impeller is also established the nose bar that driving lever must be stirred block piece;

One ratchet and drive are fixed as one, and ratchet is hubbed at fixed handle by pin rod, and ratchet is subjected to the tooth transmission of impeller, and stopped by the retaining tooth of block piece to prevent to reverse, and drive also meshes with the Passive part profile of tooth;

One block piece is established the retaining tooth and is prevented that ratchet from reversing, and establishes nose bar and must make blade part and reset fast, and block piece is terminal and holds for elastic parts;

Form by above-mentioned member, the movable handle reciprocally swinging of its shear history, then be able to promote ratchet by impeller, and drive transmission Passive part profile of tooth, and the blade part that makes cutting member is sheared water pipe, and reaches the labor-saving effect with its deceleration transmission contrast, and this deceleration transmission is able to feeding and effectively cuts off feeding again behind the water pipe, make its water pipe can compressive deformation, and tangent plane be neat.

The effect of contrast prior art: wherein this is commonly used under the confined space and number of teeth situation that water pipe cuts, adopt direct and quick transmission, and cause its water pipe because of the too fast compressive deformation of feed, water pipe tangent plane thereby crooked situation, and the utility model utilizes number of teeth contrast and be able to slow down under laborsaving situation feed speed, make in its cutting-off process and can not be out of shape, and make tangent plane neat.

The technology that relevant the utility model adopted, means and effect thereof are lifted after a preferred embodiment and conjunction with figs. be described in more detail in now, believe the above-mentioned purpose of the utility model, structure and feature, can be goed deep into and concrete understanding.

Description of drawings

Fig. 1 commonly uses the plane part cut-away view that water pipe is cut;

Fig. 2 is the utility model one preferred embodiment schematic perspective view;

Fig. 3 is the utility model one preferred embodiment perspective exploded view;

Fig. 4 is the utility model one preferred embodiment front plan view;

Fig. 5 is the combination dissected figure of the utility model one preferred embodiment;

Fig. 6 is the shear action cut-away view of the utility model one preferred embodiment;

Fig. 7 resets for the action cut-away view of shearing water pipe next time fast for the utility model one preferred embodiment.

Description of reference numerals: 10 fixed handles; 11 fixed jaws; 12 cutting members; 121 blade parts; 13 Passive parts; 131 through holes; 132 profiles of tooth; 14 screw lock module; 15 impellers; 151 pin-and-holes; 152 elliptical apertures; 153 first teeth; 154 second teeth; 155 driving levers; 20 movable handles; 21 clasps; 22 internal faces; 30 elastic parts; 31 hooks; 40 pin rods; 41 pin rods; 42 pin rods; 43 pin rods; 44 pin rods; 50 elastic parts; 60 elastic parts; 61 elastic parts; 70 drives; 71 ratchets; 80 block pieces; 81 through holes; 82 retaining teeth; 83 nose bars.

The specific embodiment

The utility model provides a kind of improved water pipe to cut labor-saving structure, and its laborsaving and feed speed is slowed down.

Further understand and understanding for having the purpose of this utility model, feature and effect, requesting in person conjunction with figs. makes detailed description down.

Consult Fig. 2 and Fig. 4, shown accompanying drawing is the utility model one preferred embodiment schematic perspective view and front plan view, the improved water pipe of the utility model is cut labor-saving structure, the front end of its fixed handle 10 is formed with fixed jaw 11, and the front end of its fixed handle 10 is to be pivoted with cutting member 12, cutting member 12 is also established one with Passive part 13 lock, and movable handle 20 front ends are pivotally arranged on fixed handle 10, the movable handle 20 ends clasp 21 that is pivoted, must be when movable handle 20 and fixed handle 10 closures, it is spacing that clasp 21 fastens the closed fastening of fixed handle 10 works.

Consult Fig. 3, shown in accompanying drawing be the utility model one preferred embodiment perspective exploded view, this improved water pipe is cut labor-saving structure, its member consists predominantly of: a fixed handle 10, the front end of fixed handle 10 then is formed with fixed jaw 11, and a cutting member 12 front ends

form blade part

121,13 of one Passive parts are by being locked on the cutting member 12 by screw lock module 14, and this screw lock module 14 must be the combination of screw and nut, one end hook 31 of one elastic parts 30 must be colluded the through hole 131 that is hung on Passive part 13, one movable handle 20 is by being pivoted to fixed jaw 11 by pin rod 40, pin rod 40 and spacing elastic parts 50 of while, one impeller 15 also must be pivotally arranged on movable handle 20 by pin rod 41, and impeller 15 also must be pushed against by elastic parts 60, and a drive 70 is fixed as one with ratchet 71, and by being pivoted to fixed handle 10 by pin rod 42, one block piece 80 is set as the seesaw form, and the bottom of block piece 80 is also held by an

elastic parts

61, and 81 of block piece 80 stage casing through holes are pivotally arranged on fixed handle 10 for pin rod 43.

Consult Fig. 5, shown in accompanying drawing be the combination dissected figure of the utility model one preferred embodiment, the syntagmatic that its water pipe is cut is: fixed handle 10 provides movable handle 20 to be articulated by pin rod 40, pin rod 40 articulates then wears group elastic parts 50 simultaneously, one end of elastic parts 50 is butted on fixed jaw 11 edges, end then is butted on movable handle 20 internal faces 22 in addition, the pin-and-hole of the pin-and-hole 151 alignment activity handles 20 of impeller 15 and can by a pin rod 41 wear the group be pivoted, impeller 15 is also compeled by elastic parts 60 tops, and impeller 15 and tool elliptical aperture 152 are that pin rod 44 is spacing, and impeller 15 is established tool first tooth 153 respectively and second tooth 154 must support to ratchet 71, the action of impeller 15 is limited by the pin rod 44 in elastic parts 60 and the elliptical aperture 152, one ratchet 71 must promote for impeller 15,70 of the drives of ratchet 71 one are meshed the profile of tooth 132 of Passive part 13, and block piece 80 is established tool retaining tooth 82 and is engaged in ratchet 71, prevent ratchet 71 from being driven and reverse, its impeller 15 and be provided with driving lever 155 in addition, and block piece 80 is provided with nose bar 83 and must stirs for driving lever 155;

According to above-mentioned formation, formed water pipe of the present utility model and cut.

Consult Fig. 6, shown in accompanying drawing be the shear action cut-away view of the utility model one preferred embodiment, the shear history that its water pipe is cut is that utilization activity handle 20 provides hand to grip with fixed handle 10, movable 20 of handles are positioned at finger position, so pulling the finger reciprocating motion will make movable handle 20 move back and forth, and then make blade part 121 be able to laborsaving and slow down and the mode delayed is into cut off water pipe, and make section neat, this impeller 15 is subjected to elastic parts 60 and impeller 15 elliptical apertures 152 are subjected to pin rod 44 spacing in the action, its impeller 15 only can be moved towards certain direction, and must establish first tooth 153 and second tooth 154 on its impeller 15, first tooth, 153 engagements that rely on fixed handle 10 its impellers 15 when movable handle 20 promote ratchet 71 toward the clockwise direction rotation, the drive 70 of one is rotation synchronously also, and then Passive part 13 profiles of tooth 132 of transmission engagement, and make its cutting member that is locked on Passive part 13 12 counterclockwise swings, and blade part 121 is sheared water pipe, and because ratchet drive and Passive part profile of tooth compare deceleration transmission and the labor-saving effect that is produced, get so that the application of force of shearing is lighter, and slow shear effect because of slowing down, can not cause water pipe to be crushed out of shape, and make its shear surface more smooth, after first tooth 153 of its impeller 15 has pushed away, being right after thereafter second tooth 154 also continues and promotes ratchet 71 and rotate, so once promote to reach the effect of secondary feed, and its ratchet 71 only can unidirectionally change, reason is in ratchet 71 each spinning movements, block piece 80 is subjected to elastic parts 61 contacts, make the retaining tooth 82 of block piece 80 block ratchet 71 at any time, and allow only turn clockwise of ratchet 71, resilience impeller 15 first teeth 153 of movable in view of the above handle 20 are mesh ratchet gear 71 again, carried out feeding next time again, till cutting off water pipe.

Consult Fig. 7, shown in accompanying drawing be resetting fast of the utility model one preferred embodiment for the action cut-away view of shearing water pipe next time, water pipe is cut in the process of shearing, 121 of blade parts are closed to fixed jaw 11 gradually, if return original position by tooth when use next time then too slow, need only open movable handle 20 outward with fixed handle 10 this moment, impeller 15 is promptly pulled back, cooperating the elliptical aperture 152 of impeller 15 is that pin rod 44 is spacing, make the driving lever 155 of its impeller 15 be stirred the nose bar 83 of block piece 80 simultaneously, make the retaining tooth 82 of its block piece 80 break away from ratchet 71, and the block piece end is able to elasticity of compression assembly 61, this moment, ratchet 71 formed free body with Passive part 13 and cutting member 12, just elastic parts 30 pulling Passive parts 13 open it fast, Passive part 13 and cutting member 12 and ratchet 71 are resetted and blade part 121 is flared to maximum fast, so are convenient to be engaged in the shearing water pipe action of next time.

The effect that the utility model is promoted is as described below:

1. provide a kind of improved water pipe to cut the innovation structure kenel of labor-saving structure, it is able under the deceleration transmission contrast, and can reaches the labour-saving purpose, the use that allows water pipe cut is being not the work of requiring great effort, except that can allow work lighter, more can lengthen working hours, and do for a long time also unconsciously tired, and the shearing of its deceleration than the jogging speed feeding, feeding again after it is cut off, be able to effective cut-out, section is more smooth and water pipe is indeformable, its tool novelty.

2. improve structure Design according to it, its mainly on this member the swing of utilization activity handle driven impeller and promoted ratchet, and profile of tooth and engaged transmission relation between mat ratchet, driving member, Passive part, slowed down the speed that blade part is given, really cut off feeding again, make water pipe indeformable and section is smooth, and its drive connection and can cut by more laborsaving operation water pipe the utility model tool progressive.

As can be known above-mentioned by it, the improved water pipe of the utility model cut labor-saving structure have laborsaving and water pipe indeformable with the neat advantage of section.

More than explanation is to be that technical characterictic of the present utility model carries out specific description at preferred embodiment of the present utility model; And the personage who is familiar with this technology is when can changing and revise the utility model under spirit of the present utility model and the principle not breaking away from, and these changes and modification, all should be covered by in the category that claim defined that the application asks for protection.

Claims

1. an improved water pipe is cut labor-saving structure, it is characterized in that it includes:

One fixed handle, front end forms fixed jaw;

One block piece is established the retaining tooth and is prevented that ratchet from reversing, and establishes nose bar and must make blade part and reset fast, and block piece is terminal and holds for elastic parts.

2. improved water pipe according to claim 1 is cut labor-saving structure, it is characterized in that this screw lock module must be screw and nut.

3. improved water pipe according to claim 1 is cut labor-saving structure, it is characterized in that the tooth of this impeller must be made as first tooth and second tooth, and propelling is a secondary feed to reach once.