CN210189946U - Nuclear power station radiation shielding pipeline cutting device - Google Patents
Nuclear power station radiation shielding pipeline cutting device Download PDFInfo
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- CN210189946U CN210189946U CN201920949738.0U CN201920949738U CN210189946U CN 210189946 U CN210189946 U CN 210189946U CN 201920949738 U CN201920949738 U CN 201920949738U CN 210189946 U CN210189946 U CN 210189946U
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Abstract
The utility model discloses a nuclear power station radiation shielding pipeline cutting device solves prior art and can appear sliding tool when cutting radiation shielding pipeline to lead to the inhomogeneous problem of chamfer cutting. The utility model comprises a telescopic supporting mechanism and an adjustable inner and outer chamfering mechanism; the telescopic supporting mechanism comprises a supporting shaft, a screw rod, a hollow screw rod knob, a telescopic position changing rod and a supporting block; the telescopic shifting rods are three, the three telescopic shifting rods are circumferentially distributed around the supporting shaft uniformly, a supporting block is installed on each telescopic shifting rod, and the three supporting blocks are used for tightly supporting the inner wall of the inner supporting steel pipe of the radiation shielding pipeline so as to fix the telescopic supporting mechanism in the inner supporting steel pipe. The utility model is suitable for an inside and outside chamfer cutting of different diameter flexible radiation shielding pipeline can effectively prevent the sliding cutter situation from appearing when carrying out inside and outside chamfer cutting to flexible radiation shielding pipeline simultaneously, guarantees that the inside and outside chamfer of radiation shielding pipeline is even.
Description
Technical Field
The utility model relates to a nuclear power station radiation shield pipeline cutting device.
Background
The nuclear power station radiation shielding pipeline is made of rubber-based radiation-proof materials with annular sections. The pipe is protected from radiation by being mounted in a package on a pipe having radioactivity in a nuclear power plant. The two ends of each section of radiation shielding pipeline are respectively provided with an outer chamfer and an inner chamfer with certain inclination angles, and the front pipeline and the rear pipeline can be nested together through the inner chamfer and the outer chamfer so as to avoid penetrating through a straight joint. In the actual installation process, the pipelines of the nuclear power station are different in length, so that the radiation shielding pipeline with the fixed length needs to be cut and processed. At present, no cutting device aiming at the rubber-based pipeline exists in the market, most of the cutting devices can only cut metal and plastic pipelines with certain diameters and large hardness, sliding knives can appear when the cutting devices are used for flexible rubber shielding materials, and the problem that chamfering cutting is not uniform is solved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a nuclear power station radiation shield pipeline cutting device, it can appear sliding knife when cutting radiation shield pipeline to solve prior art to lead to the inhomogeneous problem of chamfer cutting.
In order to achieve the above object, the utility model adopts the following technical scheme:
a nuclear power station radiation shielding pipeline cutting device comprises a telescopic supporting mechanism and an adjustable inner and outer chamfering mechanism, wherein the telescopic supporting mechanism is used for integrally fixing the cutting device on the inner wall of an inner supporting steel pipe of a radiation shielding pipeline, and the adjustable inner and outer chamfering mechanism is arranged on the telescopic supporting mechanism and is used for carrying out inner and outer chamfering cutting operation on the radiation shielding pipeline sleeved on the outer wall of the inner supporting steel pipe;
the telescopic supporting mechanism comprises a supporting shaft, a screw rod, a hollow screw rod knob, a telescopic shifting rod and a supporting block, wherein the screw rod is fixed at the right end of the supporting shaft and coaxially distributed with the supporting shaft; the inner wall of hollow screw knob go up the car have with external screw thread assorted internal thread on the screw rod, and the hollow screw knob with the screw rod passes through threaded connection, hollow screw with the screw rod distributes with the axle center, flexible transposition pole has threely, and is three flexible transposition pole circumference encircles back shaft evenly distributed, every all install a supporting shoe, three on the flexible transposition pole the supporting shoe is used for propping tight radiation shielding pipeline's internal stay steel pipe inner wall in order to fix scalable supporting mechanism in this internal stay steel pipe.
Further, the adjustable inner and outer chamfering mechanism comprises a linear reciprocating sliding sleeve which is sleeved on the hollow screw rod and coaxially distributed with the hollow screw rod, a linear reciprocating sliding sleeve knob which is fixed at the right end of the linear reciprocating sliding sleeve and is hollow, a cutting slide rail which is arranged on the linear reciprocating sliding sleeve and can freely rotate relative to the linear reciprocating sliding sleeve, and a cutting knife rest which is arranged on the cutting slide rail and can freely move relative to the cutting slide rail; be equipped with on the cutting knife rest and be used for carrying out interior chamfer blade and outer chamfer blade of interior outer chamfer for radiation shielding pipeline simultaneously, the inner wall of the reciprocal sliding sleeve knob of straight line go up the car have with hollow screw's external screw thread assorted internal thread, and the reciprocal sliding sleeve knob of straight line pass through the screw thread with hollow screw connects.
Further, the hollow screw is sleeved with a spring, one end of the spring is fixed to the left end of the hollow screw, and the other end of the spring is fixed to the left end of the linear reciprocating sliding sleeve.
Furthermore, the outer end of the cutting slide rail is provided with a rotary rocker.
Further, the screw rod and the supporting shaft are of an integrated structure.
Furthermore, the telescopic displacement rod comprises a first variable rod and a second variable rod, a long strip-shaped through hole is longitudinally formed in the center of the first variable rod, the second variable rod penetrates through the long strip-shaped through hole, the first variable rod and the second variable rod are distributed in a cross mode, one end of the first variable rod is hinged to the left end of the supporting shaft, a telescopic limiting straight groove hole is formed in the supporting block, the other end of the first variable rod is in sliding embedded connection with the telescopic limiting straight groove hole, the other end of the first variable rod can freely move relative to the telescopic limiting straight groove hole, one end of the second variable rod is hinged to the left end of the hollow screw rod, and the other end of the second variable rod is hinged to the left end of the supporting block.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has the advantages of simple structure and scientific and reasonable design, convenient to use is applicable to the inside and outside chamfer cutting of different diameter flexible radiation shielding pipeline, can effectively prevent simultaneously that the sliding cutter situation from appearing when carrying out inside and outside chamfer cutting to flexible radiation shielding pipeline, guarantees that the inside and outside chamfer of radiation shielding pipeline is even.
The utility model discloses scalable supporting mechanism includes the back shaft, the screw rod, hollow screw rod knob, flexible transposition pole and supporting shoe, through rotatory hollow screw rod knob, can change the relative position between hollow screw rod and the screw rod, thereby change the flexible variable of flexible transposition pole, and then realize changing the aperture between the three supporting shoe, therefore, adjust the aperture between the three supporting shoe through hollow screw rod knob, can realize fixing scalable supporting mechanism in different diameters prop in the steel pipe (three supporting shoe props tightly and props the steel pipe inner wall and can fix scalable supporting mechanism in the steel pipe props in), flexible radiation shielding pipeline suit is on the steel pipe props in, can utilize the adjustable inside and outside chamfer mechanism of installing on scalable supporting mechanism to carry out inside and outside chamfer cutting to flexible radiation shielding pipeline.
The adjustable inner and outer chamfering mechanism of the utility model comprises a linear reciprocating sliding sleeve, a linear reciprocating sliding sleeve knob, a cutting slide rail, a cutting knife rest and a spring; after the telescopic supporting mechanism is fixed in an inner supporting steel pipe sleeved with a flexible radiation shielding pipeline, the cutting knife rest is slid on the cutting slide rail to enable the cutting knife rest to be positioned corresponding to the diameter of the flexible radiation shielding pipeline to be cut, then the cutting knife rest is fixed with the cutting slide rail, the relative position between the linear reciprocating slide sleeve and the hollow screw rod can be adjusted by rotating the linear reciprocating slide sleeve knob, the position adjustment between the cutting knife rest and the flexible radiation shielding pipeline is realized, the chamfer feeding cutting amount of the flexible radiation shielding pipeline can be adjusted, after the adjustment is finished, the outer chamfer blade and the inner chamfer blade on the cutting knife rest are positioned at the end part of the flexible radiation shielding pipeline to be chamfered, finally, the inner chamfer and the outer chamfer of the flexible radiation shielding pipeline can be realized by rotating the rocker to apply force to enable the cutting slide rail to rotate relative to the linear reciprocating slide sleeve, in the chamfering process, the linear reciprocating sliding sleeve is connected with the hollow screw through the linear reciprocating sliding sleeve knob, and meanwhile, through the fastening and matching of the spring, the outer chamfering blade and the inner chamfering blade on the cutting knife rest cannot slide, so that the inner and outer chamfers of the flexible radiation shielding pipeline can be effectively guaranteed to be even.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a usage state diagram of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-supporting block, 2-screw rod, 3-hollow screw rod knob, 4-hollow screw rod, 5-linear reciprocating sliding sleeve knob, 6-linear reciprocating sliding sleeve, 7-spring, 8-cutting slide rail, 9-cutting knife rest, 10-external chamfering blade, 11-internal chamfering blade, 12-telescopic limiting straight slot hole, 13-telescopic shifting rod, 14-rotary rocker, 15-radiation shielding pipeline, 16-internal supporting steel pipe, 17-telescopic supporting mechanism, 18-adjustable internal and external chamfering mechanism, 19-supporting shaft, 20-first variable rod, 21-second variable rod and 22-strip-shaped through hole.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in fig. 1 and 2, the utility model provides a pair of nuclear power station radiation shielding pipeline cutting device, simple structure, design scientific and reasonable, convenient to use are applicable to the inside and outside chamfer cutting of different diameter flexible radiation shielding pipelines, can effectively prevent the smooth sword situation to appear when carrying out inside and outside chamfer cutting to flexible radiation shielding pipeline simultaneously, and the inside and outside chamfer of assurance radiation shielding pipeline is even. The utility model discloses a scalable supporting mechanism 17 that is used for propping the 16 inner walls of steel pipe with cutting device monolithic stationary at the interior of radiation shield pipeline 15, and install be used for carrying out the adjustable inside and outside chamfer mechanism 18 of inside and outside chamfer cutting operation to cup jointing the radiation shield pipeline 15 that props on the 16 outer walls of steel pipe in scalable supporting mechanism 17.
The telescopic supporting mechanism 17 of the present invention comprises a supporting shaft 19, a screw rod 2 fixed at the right end of the supporting shaft 19 and coaxially distributed with the supporting shaft 19, a hollow screw rod 4 sleeved on the screw rod 2, a hollow screw knob 3 fixed at the right end of the hollow screw rod 4 and being hollow, a telescopic displacement rod 13 with two ends respectively hinged with the left end of the supporting shaft 19 and the left end of the hollow screw rod 4, and a supporting block 1 mounted on the telescopic displacement rod 13; the inner wall of hollow screw knob 3 go up the car have with external screw thread assorted internal thread on the screw rod 2, and hollow screw knob 3 with screw rod 2 passes through threaded connection, hollow screw 4 with screw rod 2 distributes with the axle center, flexible transposition pole 13 has threely, and is three flexible transposition pole 13 circumference encircles 19 evenly distributed of back shaft, every all install a supporting shoe 1, three on the flexible transposition pole 13 supporting shoe 1 is used for propping the internal stay steel pipe inner wall that tightly radiates the shielding pipeline in order to fix scalable supporting mechanism in this internal stay steel pipe, screw rod 2 with back shaft 19 formula structure as an organic whole.
The utility model discloses scalable supporting mechanism includes the back shaft, the screw rod, hollow screw rod knob, flexible transposition pole and supporting shoe, through rotatory hollow screw rod knob, can change the relative position between hollow screw rod and the screw rod, thereby change the flexible variable of flexible transposition pole, and then realize changing the aperture between the three supporting shoe, therefore, adjust the aperture between the three supporting shoe through hollow screw rod knob, can realize fixing scalable supporting mechanism in different diameters prop in the steel pipe (three supporting shoe props tightly and props the steel pipe inner wall and can fix scalable supporting mechanism in the steel pipe props in), flexible radiation shielding pipeline suit is on the steel pipe props in, can utilize the adjustable inside and outside chamfer mechanism of installing on scalable supporting mechanism to carry out inside and outside chamfer cutting to flexible radiation shielding pipeline.
The adjustable inner and outer chamfering mechanism 18 of the present invention comprises a linear reciprocating sliding sleeve 6 sleeved on the hollow screw rod 4 and coaxially distributed with the hollow screw rod 4, a linear reciprocating sliding sleeve knob 5 fixed at the right end of the linear reciprocating sliding sleeve 6 and being hollow, a cutting slide rail 8 mounted on the linear reciprocating sliding sleeve 6 and freely rotating relative to the linear reciprocating sliding sleeve 6, and a cutting knife rest 9 mounted on the cutting slide rail 8 and freely moving relative to the cutting slide rail 8; be equipped with on the cutting knife rest 9 and be used for carrying out interior chamfer blade 11 and outer chamfer blade 10 of interior outer chamfer simultaneously for radiation shielding pipeline, the inner wall of the reciprocal sliding sleeve knob 5 of straight line go up the car have with the external screw thread assorted internal thread of hollow screw 4, and the reciprocal sliding sleeve knob 5 of straight line pass through the screw thread with hollow screw 4 is connected. The hollow screw rod 4 is sleeved with a spring 7, one end of the spring 7 is fixed with the left end of the hollow screw rod 4, and the other end of the spring 7 is fixed with the left end of the linear reciprocating sliding sleeve 6. The outer end of the cutting slide rail 8 is provided with a rotary rocker 14.
The adjustable inner and outer chamfering mechanism of the utility model comprises a linear reciprocating sliding sleeve, a linear reciprocating sliding sleeve knob, a cutting slide rail, a cutting knife rest and a spring; after the telescopic supporting mechanism is fixed in an inner supporting steel pipe sleeved with a flexible radiation shielding pipeline, the cutting knife rest is slid on the cutting slide rail to enable the cutting knife rest to be positioned corresponding to the diameter of the flexible radiation shielding pipeline to be cut, then the cutting knife rest is fixed with the cutting slide rail, the relative position between the linear reciprocating slide sleeve and the hollow screw rod can be adjusted by rotating the linear reciprocating slide sleeve knob, the position adjustment between the cutting knife rest and the flexible radiation shielding pipeline is realized, the chamfer feeding cutting amount of the flexible radiation shielding pipeline can be adjusted, after the adjustment is finished, the outer chamfer blade and the inner chamfer blade on the cutting knife rest are positioned at the end part of the flexible radiation shielding pipeline to be chamfered, finally, the inner chamfer and the outer chamfer of the flexible radiation shielding pipeline can be realized by rotating the rocker to apply force to enable the cutting slide rail to rotate relative to the linear reciprocating slide sleeve, in the chamfering process, the linear reciprocating sliding sleeve is connected with the hollow screw through the linear reciprocating sliding sleeve knob, and meanwhile, through the fastening and matching of the spring, the outer chamfering blade and the inner chamfering blade on the cutting knife rest cannot slide, so that the inner and outer chamfers of the flexible radiation shielding pipeline can be effectively guaranteed to be even.
The utility model discloses mainly constitute by scalable supporting mechanism and adjustable inside and outside chamfer mechanism. The telescopic supporting mechanism is arranged at the front end of the device, and the adjustable inner and outer chamfering mechanisms are arranged at the rear end of the device. Scalable supporting mechanism mainly acts on will the utility model discloses the device is fixed at the internal stay steel pipe inner wall of flexible radiation shielding pipeline to the rotatory axle center and the radiation shielding pipeline of the interior outer chamfer knife rest of messenger are concentric, can realize scalable supporting mechanism's shrink and expansion through adjusting the hollow screw knob, satisfy the cutting demand of different pipe diameters. The adjustable inner and outer chamfer mechanism is mainly used for cutting an inner chamfer and an outer chamfer on the end face of the radiation shielding pipeline. Because the radiation shielding pipeline material is softer, therefore need place a section of internal stay steel pipe as the support when the cutting.
The utility model discloses at first place a lesson and wait to cut the interior steel pipe that props that pipeline internal diameter size is unanimous inside the radiation shield pipeline, then place inside the interior steel pipe that props with scalable supporting mechanism, later adjust the inner wall that hollow screw knob made three supporting shoe expansion until the tight interior steel pipe that props in top. The adjustable inner and outer chamfering mechanism reaches the inner and outer chamfering working condition by adjusting the knob of the linear reciprocating sliding sleeve, and the cutting slide rail rotates by taking the linear reciprocating sliding sleeve as a rotating shaft center under the action of force applied by the rotating rocker to realize chamfering cutting of the radiation shielding pipeline by the outer chamfering blade and the inner chamfering blade on the cutting knife rest until the chamfering cutting is finished.
The utility model discloses supporting shoe 1, flexible transposition pole 13 and flexible spacing straight slotted hole 12 realize scalable supporting mechanism and fix the effect at the 16 inner walls of internal stay steel pipe, make screw rod 2 and hollow screw rod 4 concentric with the radiation shielding pipeline by the cutting, the reciprocal sliding sleeve 6 of straight line, cutting slide rail 8 and the fixed cutting knife rest 9 in location realize clockwise and anticlockwise revolution through rotatory rocker 14, the reciprocal sliding sleeve knob 5 of clockwise rotation straight line realizes through hollow screw rod 4 that the reciprocal cover 6 of straight line is made the round trip action on hollow screw rod 4, the reciprocal sliding sleeve knob 5 of anticlockwise rotation straight line then makes the return stroke action through spring 7, rotatory hollow screw rod knob 3 makes hollow screw rod 4 do the reciprocating motion through screw rod 2, flexible transposition pole 13 acts on supporting shoe 1 links simultaneously, realize shrink and expansion.
The utility model discloses when using: firstly, an inner supporting steel pipe 16 is arranged on the inner wall of a radiation shielding pipeline 15, then a hollow screw knob 3 is rotated anticlockwise to enable the opening size of three supporting blocks 1 to be smaller than the inner diameter of the inner supporting steel pipe 16, a telescopic supporting mechanism is inserted into the inner supporting steel pipe 16, and the hollow screw knob 3 is rotated clockwise to enable the three supporting blocks 1 to be pressed against the inner wall of the inner supporting steel pipe 16 to be fixed; secondly, sliding the cutting knife rest 9 on the cutting slide rail 8, adjusting the cutting knife rest 9 to a position which is consistent with the radius of the radiation shielding pipeline 15 to be cut, and fixing the cutting knife rest 9 and the cutting slide rail 8 (a sliding groove is formed in the cutting slide rail 8, a sliding block is arranged on the back of the cutting knife rest 9, the sliding block is embedded in the sliding groove and can freely slide relative to the sliding groove, when the cutting knife rest 9 is adjusted, the sliding block freely slides in the sliding groove, and when the cutting knife rest 9 slides to a specified position, the cutting knife rest 9 and the cutting slide rail 8 are fixed through a puller bolt arranged on the cutting knife rest 9); then, the linear reciprocating sliding sleeve knob 5 is rotated clockwise to adjust the overall positions of the cutting slide rail 8 and the cutting knife rest 9, so that the cutting knife rest 9 is positioned at the end part of the radiation shielding pipeline 15 to be cut to be in a working condition to be cut; then, force is applied to the rotary rocker 14 to rotate clockwise so as to perform chamfering cutting on the radiation shielding pipeline 15, and meanwhile, the linear reciprocating sliding sleeve knob 5 is slowly rotated clockwise so as to adjust chamfering feeding cutting amount of the outer chamfering blade 10 or the inner chamfering blade 11 in a linkage mode.
After cutting, the linear reciprocating sliding sleeve knob 5 is rotated anticlockwise, the cutting slide rail 8 and the cutting tool rest 9 leave a cutting surface under the action of the spring 7, the hollow screw knob 3 is rotated anticlockwise to enable the three supporting blocks 1 to be opened and reduced to be smaller than the inner diameter of the inner supporting steel pipe 16, and then the telescopic supporting mechanism 17 can be taken out of the inner supporting steel pipe.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a nuclear power station radiation shield pipeline cutting device which characterized in that: the device comprises a telescopic supporting mechanism (17) for integrally fixing a cutting device on the inner wall of an inner support steel pipe of a radiation shielding pipeline, and an adjustable inner and outer chamfering mechanism (18) which is arranged on the telescopic supporting mechanism (17) and is used for performing inner and outer chamfering cutting operation on the radiation shielding pipeline sleeved on the outer wall of the inner support steel pipe;
the telescopic supporting mechanism (17) comprises a supporting shaft (19), a screw rod (2) which is fixed at the right end of the supporting shaft (19) and coaxially distributed with the supporting shaft (19), a hollow screw rod (4) which is sleeved on the screw rod (2), a hollow screw rod knob (3) which is fixed at the right end of the hollow screw rod (4) and is hollow, a telescopic displacement rod (13) with two ends respectively hinged with the left end of the supporting shaft (19) and the left end of the hollow screw rod (4), and a supporting block (1) which is arranged on the telescopic displacement rod (13); the inner wall of hollow screw knob (3) go up the car have with external screw thread assorted internal thread on screw rod (2), and hollow screw knob (3) with screw rod (2) are through threaded connection, hollow screw (4) with screw rod (2) distribute with the axle center, flexible transposition pole (13) have threely, three flexible transposition pole (13) circumference encircles back shaft (19) evenly distributed, every all install a supporting shoe (1), three on flexible transposition pole (13) supporting shoe (1) is used for propping the internal stay steel pipe inner wall of radiation shielding pipeline in order to fix scalable supporting mechanism in this internal stay steel pipe.
2. The nuclear power plant radiation shielded pipeline cutting apparatus of claim 1, wherein: the adjustable inner and outer chamfering mechanism (18) comprises a linear reciprocating sliding sleeve (6) which is sleeved on the hollow screw (4) and coaxially distributed with the hollow screw (4), a linear reciprocating sliding sleeve knob (5) which is fixed at the right end of the linear reciprocating sliding sleeve (6) and is hollow, a cutting slide rail (8) which is arranged on the linear reciprocating sliding sleeve (6) and can freely rotate relative to the linear reciprocating sliding sleeve (6), and a cutting knife rest (9) which is arranged on the cutting slide rail (8) and can freely move relative to the cutting slide rail (8); be equipped with on cutting knife rest (9) and be used for carrying out interior chamfer blade (11) and outer chamfer blade (10) of interior outer chamfer for radiation shielding pipeline simultaneously, the inner wall of the reciprocal sliding sleeve knob of straight line (5) go up the car have with the external screw thread assorted internal thread of hollow screw (4), and the reciprocal sliding sleeve knob of straight line (5) pass through the screw thread with hollow screw (4) are connected.
3. The nuclear power plant radiation shielded pipeline cutting apparatus of claim 2, wherein: the hollow screw rod (4) is sleeved with a spring (7), one end of the spring (7) is fixed with the left end of the hollow screw rod (4), and the other end of the spring (7) is fixed with the left end of the linear reciprocating sliding sleeve (6).
4. The nuclear power plant radiation shielded pipeline cutting apparatus of claim 3, wherein: the outer end of the cutting slide rail (8) is provided with a rotary rocker (14).
5. The nuclear power plant radiation shielded pipeline cutting apparatus of claim 4, wherein: the screw rod (2) and the supporting shaft (19) are of an integrated structure.
6. The nuclear power plant radiation shielded pipeline cutting apparatus as recited in any one of claims 1 to 5, wherein: the telescopic displacement rod (13) comprises a first variable rod (20) and a second variable rod (21), a long-strip-shaped through hole (22) is longitudinally formed in the center of the first variable rod (20), the second variable rod (21) penetrates through the long-strip-shaped through hole (22), the first variable rod (20) and the second variable rod (21) are distributed in a crossed mode, one end of the first variable rod (20) is hinged to the left end of the supporting shaft (19), a telescopic limiting straight slot hole (12) is formed in the supporting block (1), the other end of the first variable rod (20) is in sliding scarf joint with the telescopic limiting straight slot hole (12), the other end of the first variable rod (20) can freely move relative to the telescopic limiting straight slot hole (12), one end of the second variable rod (21) is hinged to the left end of the hollow screw rod (4), the other end of the second variable rod (21) is hinged with the left end of the supporting block (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949738.0U CN210189946U (en) | 2019-06-24 | 2019-06-24 | Nuclear power station radiation shielding pipeline cutting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949738.0U CN210189946U (en) | 2019-06-24 | 2019-06-24 | Nuclear power station radiation shielding pipeline cutting device |
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| CN210189946U true CN210189946U (en) | 2020-03-27 |
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| CN201920949738.0U Active CN210189946U (en) | 2019-06-24 | 2019-06-24 | Nuclear power station radiation shielding pipeline cutting device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112140182A (en) * | 2020-08-24 | 2020-12-29 | 河北通涛管业集团股份有限公司 | Graphene krah pipe slitting equipment and using method thereof |
| CN112792404A (en) * | 2021-01-14 | 2021-05-14 | 中广核工程有限公司 | Nuclear power station reactor core bounding wall cutting device |
| CN113210717A (en) * | 2021-04-19 | 2021-08-06 | 庞美绮 | High-efficient safe cutting device for steel pipe machining |
| CN113400110A (en) * | 2021-06-22 | 2021-09-17 | 安徽海立精密铸造有限公司 | Flywheel foundry goods is with equipment of polishing |
| CN114108599A (en) * | 2022-01-17 | 2022-03-01 | 潍坊学院 | Blind ditch recovery device and control method thereof |
| CN114800650A (en) * | 2022-06-06 | 2022-07-29 | 温州方众科技有限公司 | Processing equipment of plastic products for fire fighting |
| CN114799715A (en) * | 2022-04-18 | 2022-07-29 | 张景心 | Intelligent stainless steel bucket welding machine |
| CN116900337A (en) * | 2023-09-06 | 2023-10-20 | 四川丹齿精工科技有限公司 | Positioning turning device and method for large-inner-diameter thin-wall part |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140182A (en) * | 2020-08-24 | 2020-12-29 | 河北通涛管业集团股份有限公司 | Graphene krah pipe slitting equipment and using method thereof |
| CN112792404A (en) * | 2021-01-14 | 2021-05-14 | 中广核工程有限公司 | Nuclear power station reactor core bounding wall cutting device |
| CN113210717A (en) * | 2021-04-19 | 2021-08-06 | 庞美绮 | High-efficient safe cutting device for steel pipe machining |
| CN113400110A (en) * | 2021-06-22 | 2021-09-17 | 安徽海立精密铸造有限公司 | Flywheel foundry goods is with equipment of polishing |
| CN114108599A (en) * | 2022-01-17 | 2022-03-01 | 潍坊学院 | Blind ditch recovery device and control method thereof |
| CN114799715A (en) * | 2022-04-18 | 2022-07-29 | 张景心 | Intelligent stainless steel bucket welding machine |
| CN114800650A (en) * | 2022-06-06 | 2022-07-29 | 温州方众科技有限公司 | Processing equipment of plastic products for fire fighting |
| CN116900337A (en) * | 2023-09-06 | 2023-10-20 | 四川丹齿精工科技有限公司 | Positioning turning device and method for large-inner-diameter thin-wall part |
| CN116900337B (en) * | 2023-09-06 | 2024-01-26 | 四川丹齿精工科技有限公司 | Positioning turning device and method for large-inner-diameter thin-wall part |
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