CN210589417U - Pipe cutter - Google Patents
Pipe cutter Download PDFInfo
- Publication number
- CN210589417U CN210589417U CN201920989987.2U CN201920989987U CN210589417U CN 210589417 U CN210589417 U CN 210589417U CN 201920989987 U CN201920989987 U CN 201920989987U CN 210589417 U CN210589417 U CN 210589417U
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- CN
- China
- Prior art keywords
- cutting knife
- roller
- fixing piece
- pipe
- cutter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a pipe cutter, include: a wheel type cutting knife (7), a roller (12) and a cutting knife rest (100); the cutting blade holder (100) is connected to the pipe; the wheel type cutting knife (7) and the roller (12) are respectively connected with the cutting knife rest (100) through a shaft; simultaneously applying a rotating acting force and a holding force to the cutting knife rest (100); the wheel type cutting knife (7) and the roller (12) respectively rotate under the driving of the rotation acting force, and lead and revolve along the circumference of the pipe along with the cutting knife rest (100); the clasping force drives the wheel type cutting knife (7) to cut the pipe; the wheel type cutting knife (7) rotates and revolves, so that the cutting of the wheel type cutting knife (7) along the circumference of the pipe is ensured; the problem that the existing pipe cutting tool is not suitable for being operated in a narrow space is solved.
Description
Technical Field
The utility model relates to a pipe cutting tool.
Background
Generally, a cutting knife and a rotating handle in a traditional pipe worker tool are of an integrated structure, and the pipe cutting operation needs to be performed by rotating 360 degrees, so that the pipe cutting tool cannot be used in narrow spaces such as indoor corners and pipe ditches, and only a construction method with high destructiveness such as electric fire welding can be adopted.
Disclosure of Invention
In view of this, the utility model provides a pipe cutter solves the problem that current pipe cutter is not suitable to be operated in narrow space.
In order to achieve the above object, the present invention provides a pipe cutter, comprising:
a wheel type cutting knife, a roller and a cutting knife rest;
the cutting knife rest is connected to the pipe;
the wheel type cutting knife and the roller are respectively connected to the cutting knife rest through shafts;
simultaneously applying a rotating acting force and a holding force to the cutting knife rest;
the cutting knife rest transmits the rotating acting force to the wheel type cutting knife and the roller;
the wheel type cutting knife and the roller are driven by the rotation acting force to respectively rotate;
the wheel type cutter and the rotation of the roller are used for guiding and revolving along the circumference of the pipe along with the cutter frame;
the clasping force is used for driving the wheel type cutting knife to cut the pipe;
the rotation and the revolution of the wheel-type cutter are used for cutting along the circumference of the pipe by the wheel-type cutter.
Preferably, the cutting blade holder comprises: a connecting body and a connecting component;
the two ends of the connecting body are respectively hinged with the roller carrier and the cutting knife carrier;
the roller carrier is used for connecting the rollers through shafts;
the cutting knife rest is used for connecting the shaft with the wheel type cutting knife;
the connecting assembly comprises a connecting rod;
the other ends of the roller carrier and the cutting knife carrier are respectively connected to two ends of the connecting rod;
and adjusting the distance between the roller frame and the cutting knife frame on the connecting rod, and adjusting the holding force applied to the cutting knife frame.
Preferably, the connecting rod is a bolt;
two ends of the connecting rod are respectively connected with an adjusting nut and an adjusting fixed shaft;
the adjusting nut and the adjusting fixed shaft are respectively fixed on the roller carrier and the cutting knife carrier,
the adjusting nut and the connecting rod form a screw nut adjusting pair;
and the screw rod nut adjusting pair is used for adjusting the distance between the roller wheel frame and the cutting knife frame on the connecting rod.
Preferably, the roller frame comprises a first roller fixing sheet and a second roller fixing sheet;
the lower ends of the first roller fixing piece and the second roller fixing piece are respectively hinged to one end of the connecting body;
a roller shaft is fixed between the first roller fixing sheet and the second roller fixing sheet;
the roller shaft is connected with the roller.
Preferably, the number of the roller shafts is two.
Preferably, the cutting blade holder comprises a first cutting blade fixing piece and a second cutting blade fixing piece;
the lower ends of the first cutter fixing piece and the second cutter fixing piece are respectively hinged to one end of the connecting body;
a cutting knife wheel shaft is fixed between the first cutting knife fixing piece and the second cutting knife fixing piece;
the wheel-type cutting knife is connected to the cutting knife wheel shaft.
Preferably, the hinges are connected by a connecting shaft.
Preferably, two ends of the roller shaft are fixedly connected with the first roller fixing piece and the second roller fixing piece through fixing nuts.
Preferably, two ends of the cutting knife wheel shaft are fixedly connected with the first cutting knife fixing piece and the second cutting knife fixing piece through fixing nuts.
Preferably, said rotational force is applied to said cutting blade holder by a chain wrench.
The utility model discloses following beneficial effect has:
the pipe cutter of the utility model adopts a wheel type structure, the cutting knife is fixed on the pipe hoop type fixing frame, and the roller is arranged on the cutting knife frame, so that the cutting knife frame can rotate relative to the pipe to be cut; meanwhile, the cutting knife rest is provided with a structure for exerting holding force on the cutting knife, then rotational acting force is exerted through a chain wrench, the cutting knife revolves around the pipe to be cut and rotates along with the cutting knife rest under the driving of the rotational acting force, and the cutting knife cuts along the circumference of the pipe to be cut under the action of the rotation, the revolution and the holding force; the pipe cutter has the advantages that due to the structural design, the cutting knife and the cutting knife rest can complete cutting operation only by rotating around the pipe to be cut, the task of cutting the pipeline in the narrow space is easily completed, and the pipe cutter has high practicability.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of a first angle of a pipe cutter according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a second angle of the pipe cutter according to the embodiment of the present invention;
fig. 3 is an exploded view of the pipe cutter according to the embodiment of the present invention.
Detailed Description
The present invention will be described below based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. However, for parts not described in detail, those skilled in the art can fully understand the present invention.
Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.
Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".
Fig. 1 is a schematic structural view of a first angle of a pipe cutter according to an embodiment of the present invention; fig. 2 is a schematic structural view of a second angle of the pipe cutter according to the embodiment of the present invention; as shown in fig. 1 and 2, a pipe cutter comprises a wheel type cutter 7, a roller 12 and a cutter frame 100; the cutting blade holder 100 is attached to the pipe to be cut; the wheel type cutter 7 and the roller 12 are respectively connected on the cutter frame 100 by a shaft; simultaneously applying a rotating acting force and a holding force to the cutting tool holder 100; the cutting knife rest 100 transmits the rotation acting force to the wheel type cutting knife 7 and the roller 12, and the wheel type cutting knife 7 and the roller 12 respectively rotate under the driving of the rotation acting force; the rotation of the wheel type cutting knife 7 and the roller 12 can be led and revolves along the circumference of the pipe along with the cutting knife rest 100; the holding force is used for driving the wheel type cutter 7 to cut the pipe; the rotation and revolution of the wheel-type cutter 7 ensure that the wheel-type cutter 7 cuts along the circumference of the pipe.
Fig. 3 is an exploded view of the pipe cutter according to the embodiment of the present invention; in fig. 3, the cutting blade holder 100 includes a connecting body 10 and a connecting assembly; the two ends of the connecting body 10 are respectively hinged with the roller carrier and the cutting knife carrier; the roller frame is used for connecting a shaft with a roller 12, and the cutting knife frame is used for connecting a shaft with a wheel type cutting knife 7; the connecting assembly comprises a connecting rod 1; the other ends of the roller carrier and the cutting knife carrier are respectively connected with the two ends of the connecting rod 1; the distance between the roller frame and the cutting knife frame on the connecting rod 1 is adjusted, because the cutting knife frame 100 is connected on the pipe, the distance between the roller frame and the cutting knife frame is reduced or increased, which means that the force of the cutting knife frame 100 for hooping the pipe is increased or reduced, so that the distance between the roller frame and the cutting knife frame on the connecting rod 1 is adjusted for adjusting the hooping force applied on the cutting knife frame 100.
In fig. 3, the connecting rod 1 is a bolt; two ends of the connecting rod 1 are respectively connected with an adjusting nut 4 and an adjusting fixed shaft 2; the adjusting nut 4 and the adjusting fixed shaft 2 are respectively fixed on the roller carrier and the cutting knife carrier, the adjusting nut 4 and the connecting rod 1 form a screw nut adjusting pair, and the screw nut adjusting pair is used for adjusting the distance between the roller carrier and the cutting knife carrier on the connecting rod 1.
In fig. 3, the roller frame includes a first roller fixing plate 11 and a second roller fixing plate 3; the lower ends of the first roller fixing piece 11 and the second roller fixing piece 3 are respectively hinged at one end of the connecting body 10; a roller shaft 13 is fixed between the first roller fixing plate 11 and the second roller fixing plate 3; the roller 12 is connected to the roller shaft 13.
Preferably, the number of roller shafts 13 is two, while the number of rollers 12 is also two. Obviously, the two rollers 12 can better guide the cutter frame 100 to rotate along the circumference of the pipe, and simultaneously ensure that the wheel type cutter 7 rotates along the circumference of the pipe, so as to achieve the purpose of smooth cut.
In fig. 3, the cutter holder includes a first cutter fixing piece 8 and a second cutter fixing piece 5; the lower ends of the first cutter fixing piece 8 and the second cutter fixing piece 5 are respectively hinged at one end of the connecting body 10; a cutting knife wheel shaft 6 is fixed between the first cutting knife fixing piece 8 and the second cutting knife fixing piece 5; the cutting knife wheel shaft 6 is connected with a wheel type cutting knife 7.
In fig. 3, the hinges are connected by a connecting shaft 9, and both ends of the connecting shaft 9 are fixed by fixing nuts 14.
In fig. 3, two ends of the roller shaft 13 are fixedly connected with the first roller fixing plate 11 and the second roller fixing plate 3 through fixing nuts 14; two ends of the cutting knife wheel shaft 6 are fixedly connected with the first cutting knife fixing piece 8 and the second cutting knife fixing piece 5 through fixing nuts 14.
In fig. 3, rotational force is applied to the cutting blade holder 100 by a chain wrench.
Specifically, the assembly process of the pipe cutter of the present invention is explained with reference to the accompanying drawings:
1) the wheel type cutting knife 7 is sleeved on a cutting knife wheel shaft 6, and two ends of the cutting knife wheel shaft 6 are fixed through fixing nuts 14 and then are arranged between a first cutting knife fixing piece 8 and a second cutting knife fixing piece 5;
2) the roller 12 is sleeved on a roller shaft 13, and two ends of the roller shaft 13 are fixed by fixing nuts 14 and then are arranged between the first roller fixing piece 11 and the second roller fixing piece 3;
3) one of the two connecting shafts 9 respectively passes through the first cutter fixing piece 8, the connecting base 10 and the second cutter fixing piece 5, and then the two ends are locked by fixing nuts 14;
two connecting shafts 9 respectively pass through the first roller fixing sheet 11, the connecting base body 10 and the second roller fixing sheet 35, and then two ends are locked by fixing nuts 14;
4) the adjusting fixing shaft 2 is fixed between the first roller fixing plate 11 and the second roller fixing plate 3, and the adjusting nut 4 is fixed between the first cutting knife fixing plate 8 and the second cutting knife fixing plate 5;
the adjusting fixing shaft 2 is provided with a through hole, the adjusting nut 4 is provided with a screw hole, and the connecting rod 1 penetrates through the through hole and is in threaded connection with the screw hole, so that the connecting rod 1 is connected between the adjusting nut 4 and the adjusting fixing shaft 2.
Specifically, the working process of the pipe cutter of the present invention is explained with reference to the accompanying drawings:
1) the connecting rod 1 is dismantled, and the pipe cutter is sleeved on a pipeline to be cut.
2) The connecting rod 1 passes through the adjusting fixed shaft 2, is screwed into the adjusting nut 4 and is appropriately screwed. The roller 12 is kept horizontal with the pipe wall while the cutter 7 is aligned with the cutting line.
3) The chain wrench is sleeved on the periphery of the cutting tool rest 100, and the chain wrench is repeatedly rotated until the pipeline is cut off. In the operation process, if the holding force is insufficient, the connecting rod 1 can be screwed in continuously, and the holding force is increased.
4) After the pipeline is cut off, the connecting rod 1 is dismantled, and the pipe cutter is taken down.
The pipe cutter can cut pipelines with the diameter ranging from DN15 to DN60 in a narrow space, the minimum space distance is 3.5cm, and the minimum operating angle is 30 degrees.
The above-mentioned embodiments are merely embodiments for expressing the invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions, modifications, etc. can be made without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A pipe cutter, comprising:
a wheel type cutting knife (7), a roller (12) and a cutting knife rest (100);
the cutting blade holder (100) is connected to the pipe;
the wheel type cutting knife (7) and the roller (12) are respectively connected with the cutting knife rest (100) through a shaft;
simultaneously applying a rotating acting force and a holding force to the cutting knife rest (100);
the cutting knife rest (100) transmits the rotating acting force to the wheel type cutting knife (7) and the roller (12);
the wheel type cutting knife (7) and the roller (12) respectively rotate under the driving of the rotation acting force;
the rotation of the wheel type cutting knife (7) and the roller (12) is used for guiding and revolving along the circumference of the pipe along with the cutting knife rest (100);
the clasping force is used for driving the wheel type cutting knife (7) to cut the pipe;
the rotation and the revolution of the wheel-type cutter (7) are used for cutting the pipe by the wheel-type cutter (7) along the circumference of the pipe.
2. A pipe cutter as claimed in claim 1, wherein:
the cutting blade holder (100) comprising: a connecting body (10) and a connecting component;
the two ends of the connecting body (10) are respectively hinged with the roller carrier and the cutting knife carrier;
the roller frame is used for connecting the rollers (12) through shafts;
the cutting knife rest is used for connecting the shaft with the wheel type cutting knife (7);
the connecting assembly comprises a connecting rod (1);
the other ends of the roller carrier and the cutting knife carrier are respectively connected to two ends of the connecting rod (1);
and adjusting the distance between the roller frame and the cutting knife frame on the connecting rod (1) for adjusting the holding force applied to the cutting knife frame (100).
3. A pipe cutter as claimed in claim 2, wherein:
the connecting rod (1) is a bolt;
two ends of the connecting rod (1) are respectively connected with an adjusting nut (4) and an adjusting fixed shaft (2);
the adjusting nut (4) and the adjusting fixed shaft (2) are respectively fixed on the roller carrier and the cutting knife carrier,
the adjusting nut (4) and the connecting rod (1) form a screw nut adjusting pair;
and the screw rod nut adjusting pair is used for adjusting the distance between the roller wheel frame and the cutting knife frame on the connecting rod (1).
4. A pipe cutter as claimed in claim 2, wherein:
the roller frame comprises a first roller fixing piece (11) and a second roller fixing piece (3);
the lower ends of the first roller fixing piece (11) and the second roller fixing piece (3) are respectively hinged to one end of the connecting body (10);
a roller shaft (13) is fixed between the first roller fixing piece (11) and the second roller fixing piece (3);
the roller shaft (13) is connected with the roller (12).
5. A pipe cutter as claimed in claim 4, wherein:
the number of the roller shafts (13) is two.
6. A pipe cutter as claimed in any one of claims 2 to 5, wherein:
the cutting knife rest comprises a first cutting knife fixing piece (8) and a second cutting knife fixing piece (5);
the lower ends of the first cutter fixing piece (8) and the second cutter fixing piece (5) are respectively hinged to one end of the connecting body (10);
a cutting knife wheel shaft (6) is fixed between the first cutting knife fixing piece (8) and the second cutting knife fixing piece (5);
the cutting knife wheel shaft (6) is connected with a wheel type cutting knife (7).
7. A pipe cutter as claimed in claim 6, wherein:
the hinges are connected by a connecting shaft (9).
8. A pipe cutter as claimed in claim 4, wherein:
and two ends of the roller shaft (13) are fixedly connected with the first roller fixing piece (11) and the second roller fixing piece (3) through fixing nuts (14).
9. A pipe cutter as claimed in claim 6, wherein:
two ends of the cutting knife wheel shaft (6) are fixedly connected with the first cutting knife fixing piece (8) and the second cutting knife fixing piece (5) through fixing nuts (14).
10. A pipe cutter as claimed in claim 1, wherein:
the rotational force is applied to the cutting blade holder (100) by a chain wrench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989987.2U CN210589417U (en) | 2019-06-28 | 2019-06-28 | Pipe cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989987.2U CN210589417U (en) | 2019-06-28 | 2019-06-28 | Pipe cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210589417U true CN210589417U (en) | 2020-05-22 |
Family
ID=70720442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920989987.2U Expired - Fee Related CN210589417U (en) | 2019-06-28 | 2019-06-28 | Pipe cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210589417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355793A (en) * | 2019-06-28 | 2019-10-22 | 大庆石油管理局有限公司 | A kind of pipe cutter |
-
2019
- 2019-06-28 CN CN201920989987.2U patent/CN210589417U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355793A (en) * | 2019-06-28 | 2019-10-22 | 大庆石油管理局有限公司 | A kind of pipe cutter |
| CN110355793B (en) * | 2019-06-28 | 2024-07-02 | 大庆石油管理局有限公司 | Pipe cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200806 Address after: 163453 Heilongjiang Province, Daqing City Ranghulu District Central Street No. 263 Patentee after: DAQING PETROLEUM ADMINISTRATION Co.,Ltd. Address before: 163453 Heilongjiang Province, Daqing City Ranghulu District Central Street No. 263 Co-patentee before: DAQING PETROLEUM EQUIPMENT Group Patentee before: DAQING PETROLEUM ADMINISTRATION Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |