CN216940800U - Flexible pipe PVC pipe cutter - Google Patents
Flexible pipe PVC pipe cutter Download PDFInfo
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- CN216940800U CN216940800U CN202121121470.5U CN202121121470U CN216940800U CN 216940800 U CN216940800 U CN 216940800U CN 202121121470 U CN202121121470 U CN 202121121470U CN 216940800 U CN216940800 U CN 216940800U
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- 238000009434 installation Methods 0.000 description 3
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Abstract
The utility model provides a hose PVC pipe cutting knife, including mutual articulated upper handle and lower handle, the slot that the lower extreme of confession blade was planted is seted up to the upper end of lower handle, the through-hole that is connected with the upper handle is seted up to the upper end of slot, the lower part of blade is straight slice form, the lower extreme of blade is planted in the slot, it is fixed through the conical screw, the connecting hole that corresponds with the through-hole of lower handle slot upper end is seted up at the middle part of blade, handle down through fastening screw, the blade is together articulated with the upper handle, the upper end right side shaping of upper handle has the upper end left side knife face matched with C-shaped groove with the blade, the right side of lower handle is equipped with a hasp, the side-mounting of upper handle has the button with hasp cooperation lower handle and upper handle locking. The utility model has simple and reasonable structure, safe and reliable use, convenient storage and good durability.
Description
Technical Field
The utility model relates to a cutting tool, in particular to a hose PVC pipe cutter.
Background
The pipe cutter can be applied to cutting of pipelines made of various materials and has the advantages of large diameter span range and no cutting chips. The PVC pipe cutter is mainly used for cutting PVC pipes, and most of the existing PVC pipe cutters are of a caliper type and mainly comprise a large handle, a small handle, a push pawl, a pull pawl, a tail buckle, a plurality of springs, a blade, a ratchet and the like. Then, the existing PVC pipe cutters have certain disadvantages in safety and durability.
According to the examination, the Chinese patent with the prior patent number of CN200720107773.5, namely a portable quick automatic tool withdrawal clamp type PVC pipe cutter, comprises a clamp type body consisting of a small handle and a large handle, and a blade, a ratchet piece, a large screw, an adjusting block and a matched adjusting block pressure spring which are assembled; the small handle and the big handle are connected through a pin column to realize movable connection; the blade and the ratchet piece are positioned through the positioning pin and the positioning hole of the blade and the ratchet piece, and are fixed into a component by two blade screws; then the big screw is tightly pressed on the big handle and can rotate; the adjusting block is connected to the large handle through a spring pin and is compressed by a pressure spring of the adjusting block. When the pushing pawl pushes the ratchet piece, the blade makes a circular feed motion along with the pushing pawl to realize the action of cutting the pipe, and when the pushing pawl pushes the ratchet piece to advance one step, the pulling pawl hooks the ratchet piece to prevent the blade from retreating. The PVC pipe cutting knife adopts the plastic tail buckle to rotate to the large handle when the knife is retracted, but the use is not convenient enough, and in addition, a pawl and ratchet matching mechanism is also needed, so that the structure is not simple enough, the manufacturing cost is high, and further improvement is needed.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a hose PVC pipe cutter which is simpler and more reasonable in structure, safe and reliable in operation, and aims at the technical current situation.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a hose PVC pipe cutting knife, includes articulated last handle and lower handle each other, its characterized in that: the upper end of the lower handle is provided with a slot for inserting the lower end of the blade, the upper end of the slot is provided with a through hole connected with the upper handle, the lower part of the blade is in a straight sheet shape, the lower end of the blade is inserted in the slot and fixed through a conical screw, the middle part of the blade is provided with a connecting hole corresponding to the through hole at the upper end of the slot of the lower handle, the lower handle is hinged with the upper handle through a fastening screw, the blade is hinged with the upper handle together, a C-shaped groove matched with the left blade surface at the upper end of the blade is formed at the right side of the upper end of the upper handle, the right side of the lower handle is provided with a lock catch, and the side surface of the upper handle is provided with a button matched with the lock catch to lock the lower handle and the upper handle.
As an improvement, the lower end of the slot of the lower handle is provided with a screw hole connected with the lower end of the blade, the lower end of the blade is provided with a corresponding through hole, the conical screw has a certain inclination, and when the conical screw is screwed in the locking mode, the blade is fastened through the cooperation of the inclination and the lower handle.
Further improved, the through hole at the lower end of the blade and the screw hole at the lower end of the lower handle slot are eccentric holes.
Furthermore, a spring column is convexly arranged on the right side of the lower handle and below the through hole, a torsion spring is fixed on the spring column, one end of the torsion spring is propped against the inner wall of the upper handle, and the other end of the torsion spring is propped against the wall surface of the lower handle, so that the upper handle and the lower handle have a tendency of always opening.
Furthermore, the hasp is installed and is located the below of spring post on lower handle right side, and the side of going up the handle is seted up the installation slotted hole that supplies the button installation corresponding to the position of hasp, and the inner end of button is equipped with the buckle with hasp complex, when going up handle and lower handle and folding, through promoting the button, makes buckle and hasp cooperation locking.
Further, the lock catch and the lower handle are integrated.
Finally, the upper portion of the blade is C-shaped.
Compared with the prior art, the utility model has the advantages that: the cutter blade is fixed in the lower handle through the conical screw, the conical screw has an inclination, the conical screw is screwed more and more tightly through the inclination and the lower handle in a matching way when the conical screw is locked, the fastening effect is realized, the screw is not easy to fall off when the cutter blade is used for a long time, and the durability and the safety of the cutter blade are ensured; the lower handle side is equipped with the locking piece, goes up the handle side and is equipped with corresponding button, can lock the lower handle through promoting the button promptly, convenient storage and open. The utility model has simple and reasonable structure, safe and reliable use, convenient storage and good durability.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a longitudinal cross-sectional view of FIG. 1;
fig. 4 is a longitudinal sectional view at another angle of fig. 1.
Detailed Description
The utility model is described in further detail below with reference to the following examples of the drawings.
As shown in figures 1 to 4, a PVC hose pipe cutter comprises an upper handle 1 and a lower handle 2 which are hinged with each other, the upper end of the lower handle 2 is provided with a slot for inserting the lower end of a blade 3, the upper end of the slot is provided with a through hole 21 connected with the upper handle 1, the upper part of the blade 3 is C-shaped, the lower part of the blade 3 is straight, the lower end of the blade 3 is inserted in the slot and fixed with the lower handle 2 through a conical screw 7, the middle part of the blade 3 is provided with a connecting hole 31 corresponding to the through hole 21 at the upper end of the slot of the lower handle 2, the upper handle 1 is provided with a corresponding through hole 11, the lower handle 2, the blade 3 and the upper handle 1 are hinged together through a fastening screw 6, a C-shaped groove 12 matched with the upper-end left-side blade surface of the blade 3 is formed in the right side of the upper end of the upper handle 1, a lock catch 8 is arranged on the right side of the lower handle 2, and a button 4 matched with the lock catch 8 to lock the lower handle 2 and the upper handle 1 is installed on the side surface of the upper handle 1.
The concrete structure is as follows: the screw hole 22 that is connected with the lower extreme of blade 3 is seted up to the lower extreme of the slot of lower handle 2, and the lower extreme of blade 3 is equipped with corresponding through-hole 32, and conical screw 7 has certain inclination, screws into conical screw 7 when locking, fastens blade 3 through inclination and lower handle 2's cooperation, is difficult for droing to the long-time use screw of cutting knife, guarantees the durability and the security of cutting knife. Preferably, the through hole 32 at the lower end of the blade and the screw hole 22 at the lower end of the lower handle insertion groove are eccentric holes, not concentric holes, so that the more the tapered screw 7 can be tightened. A spring column 23 is convexly arranged on the right side of the lower handle 2 and below the through hole 21, a torsion spring 5 is fixed on the spring column 23, one end of the torsion spring 5 abuts against the inner wall of the upper handle 1, and the other end of the torsion spring abuts against the wall surface of the lower handle 2, so that the upper handle 1 and the lower handle 2 have a tendency of opening all the time. The lock catch 8 and the lower handle 2 are an integrated piece, the lock catch 8 is arranged on the right side of the lower handle 2 and is located below the spring column 23, the side face of the upper handle 1 corresponding to the position of the lock catch 8 is provided with an installation groove hole 13 for installing the button 4, the inner end of the button 4 is provided with a buckle 41 matched with the lock catch 8, and when the upper handle 1 and the lower handle 2 are closed, the buckle 41 and the lock catch 8 are matched and locked by pushing the button 4.
When the PVC pipe cutting tool is used, the button 4 is pushed, the buckle 41 at the inner end of the button 4 is separated from the buckle 8, the upper handle 1 and the lower handle 2 are opened under the action of the torsion spring 5, and then a PVC pipe can be placed into the C-shaped groove 12 of the upper handle 1 for cutting; when the multifunctional combined handle is not used, the upper handle 1 and the lower handle 2 are folded by force, and the button 4 is pushed, so that the buckle 41 and the lock catch 8 are matched and locked, and the multifunctional combined handle is convenient and safe to use.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (7)
1. The utility model provides a hose PVC pipe cutting knife, includes articulated last handle and lower handle each other, its characterized in that: the upper end of the lower handle is provided with a slot for inserting the lower end of the blade, the upper end of the slot is provided with a through hole connected with the upper handle, the lower part of the blade is in a straight sheet shape, the lower end of the blade is inserted in the slot and fixed through a conical screw, the middle part of the blade is provided with a connecting hole corresponding to the through hole at the upper end of the slot of the lower handle, the lower handle is hinged with the upper handle through a fastening screw, the blade is hinged with the upper handle together, a C-shaped groove matched with the left blade surface at the upper end of the blade is formed at the right side of the upper end of the upper handle, the right side of the lower handle is provided with a lock catch, and the side surface of the upper handle is provided with a button matched with the lock catch to lock the lower handle and the upper handle.
2. The PVC pipe cutter according to claim 1, characterized in that: the lower end of the slot of the lower handle is provided with a screw hole connected with the lower end of the blade, the lower end of the blade is provided with a corresponding through hole, the conical screw has a certain inclination, and when the conical screw is screwed in through the locking, the blade is fastened through the cooperation of the inclination and the lower handle.
3. The PVC pipe cutter according to claim 2, characterized in that: the through hole at the lower end of the blade and the screw hole at the lower end of the lower handle slot are eccentric holes.
4. The PVC pipe cutter according to claim 2, characterized in that: a spring column is convexly arranged on the right side of the lower handle and below the through hole, a torsion spring is fixed on the spring column, one end of the torsion spring abuts against the inner wall of the upper handle, and the other end of the torsion spring abuts against the wall surface of the lower handle, so that the upper handle and the lower handle have a tendency of opening all the time.
5. The PVC pipe cutter for flexible pipes according to claim 4, characterized in that: the lock catch is arranged on the right side of the lower handle and located below the spring column, a mounting groove hole for mounting the button is formed in the side face of the upper handle corresponding to the position of the lock catch, a buckle matched with the lock catch is arranged at the inner end of the button, and when the upper handle and the lower handle are closed, the button is pushed to enable the buckle to be matched and locked with the lock catch.
6. The PVC pipe cutter according to claim 5, characterized in that: the lock catch and the lower handle are integrated.
7. The PVC pipe cutter for flexible pipes according to claim 6, characterized in that: the upper part of the blade is C-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121121470.5U CN216940800U (en) | 2021-05-24 | 2021-05-24 | Flexible pipe PVC pipe cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121121470.5U CN216940800U (en) | 2021-05-24 | 2021-05-24 | Flexible pipe PVC pipe cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216940800U true CN216940800U (en) | 2022-07-12 |
Family
ID=82289301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121121470.5U Active CN216940800U (en) | 2021-05-24 | 2021-05-24 | Flexible pipe PVC pipe cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216940800U (en) |
-
2021
- 2021-05-24 CN CN202121121470.5U patent/CN216940800U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240511 Address after: 315400 No.28, Beixing East Road, Mazhu Town, Yuyao City, Ningbo City, Zhejiang Province Patentee after: NINGBO SHIJI BOSI TOOLS Co.,Ltd. Country or region after: China Address before: 315400 No.1, Hengjiang Road, Mazhu Town, Yuyao City, Zhejiang Province Patentee before: ZHEJIANG BOSI BICHUAN YINZHOU TECHNOLOGY Co.,Ltd. Country or region before: China |