CN219768398U - Pipeline cutting device - Google Patents
Pipeline cutting device Download PDFInfo
- Publication number
- CN219768398U CN219768398U CN202320943764.9U CN202320943764U CN219768398U CN 219768398 U CN219768398 U CN 219768398U CN 202320943764 U CN202320943764 U CN 202320943764U CN 219768398 U CN219768398 U CN 219768398U
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- CN
- China
- Prior art keywords
- blade
- barrel
- pipeline
- hydraulic
- hydraulic rod
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- 238000005520 cutting process Methods 0.000 title claims abstract description 27
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 17
- 238000009412 basement excavation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to a pipeline cutting device, a blade is connected in a blade barrel through a positioning bolt, one end of the blade, which is opposite to the blade, is movably provided with a sliding inclined block, the sliding inclined block is movably connected with the blade, when the sliding inclined block moves towards the blade, the blade rotates and stretches out, and when the sliding inclined block moves towards the opposite direction of the blade, the blade is reset.
Description
Technical Field
The utility model relates to the technical field of pipeline construction, in particular to a pipeline cutting device.
Background
The pipeline is blocked midway in the pipeline traction process due to the accident in the municipal pipeline trenchless traction pipe construction process, the pipeline is deformed or torn due to the fact that the pipeline cannot be accepted and needs to be rebuilt due to the fact that the pipeline is excessively large in power and the traction equipment cannot forcedly drag the pipeline blocked by the ground, and the following modes are mainly adopted when the pipeline is blocked due to the accident in the market trenchless traction pipe construction process at present:
1. road surface excavation clears away the factor of blocking the pipeline, but the ground bottom condition is complicacy like: other pipeline pipelines are paved above the pipeline under construction, the burial depth is large, or the pipeline under construction is subjected to drift sand geology, if the pipeline under construction is subjected to the condition, the factor of blocking the pipeline under construction is unconditionally allowed to be removed by excavation, the condition of the ground is allowed to be excavated but the excavation is still subject to the unknown factor influence of the ground, such as early unregistered pipelines or construction accident factor judgment errors after the excavation.
2. The pipeline is cut off and destroyed from the inside by using a cutter, and the method has no influence on traffic. The cost of inaccurate analysis of the seizing factor is almost zero, the pressure of the cut pipeline is relieved due to the loss of tension, then the pipeline is pulled out of the ground after the cutter is taken out, and the inner wall of the pipeline cut and pulled out by the method is scratched and damaged because the cutter blade is exposed when the cutter is recovered, so that the pipeline cannot be reused, and the pipeline quality cannot be guaranteed to be proved and accepted without utilization value.
3. At present, the pipeline is blocked midway in the non-excavation traction pipeline construction, so that the construction period time is wasted, and a large amount of manpower and financial resources are wasted.
In the urban pipeline maintenance process, part of pipelines have no maintenance value and need to be cut off and replaced, but the existing method on the market can not well control the cutting off of the waste pipelines and does not injure pipelines at the adjacent sides of the pipelines by mistake.
Disclosure of Invention
According to the pipeline cutting device, the pipeline cutting device can be activated through solid or fluid, and the pipeline cutting device can be used for cutting the blocked or replaced pipeline due to construction accidents caused by municipal pipeline construction, the pipeline adjacent to the pipeline cannot be accidentally damaged by means of the self-positioning function of the device in the cutting process, after the pipeline is cut off, a pressure device blade is released to automatically return to enter a cutter barrel, so that the blade is prevented from scraping the pipeline when the device is taken out, and the fact that the pulled pipeline has a recycling value is guaranteed, and a large amount of damage can be saved.
The utility model provides a pipeline cutting device, which can rapidly solve the problem in pipeline construction accidents, saves the working cost of a machine for digging and the time and cost for recovering the road surface in the later period compared with road surface excavation, and is easier to cut off compared with the use of incomplete cutters, more efficient and does not harm the inner wall of the pipeline, so that the pipeline can be recycled, and a large amount of cost is saved, and the technical scheme is as follows:
the utility model provides a pipeline cutting device, includes the sword bucket, be connected with the blade through the location bolt in the sword bucket to be located the one end activity that the blade is opposite is provided with the slip sloping block, and this slip sloping block and blade between swing joint make when the slip sloping block moves towards the blade direction, the blade rotates and stretches out, when the slip sloping block moves towards the opposite direction of blade, the blade resets.
The blade is provided with an inclined waist-shaped hole, so that the connection end of the sliding oblique block and the blade forms an oblique sliding structure.
The cutter barrel is connected with a hydraulic barrel at one end of the sliding inclined block, a hydraulic rod is movably arranged in the hydraulic barrel in a penetrating mode, one end of the hydraulic rod is connected with the sliding inclined block, and a reset spring is arranged between the other end of the hydraulic rod and the hydraulic barrel in a penetrating mode.
Further, one end of the hydraulic rod, which is positioned in the hydraulic barrel, is sleeved with a sealing ring, and the hydraulic rod and the barrel wall of the hydraulic barrel form a seal.
Further, the water injection hole communicated with the liquid injection end of the hydraulic barrel is formed in one end of the hydraulic rod, which is located on the reset spring.
The positioning bolt is inserted in the middle of the blade and divides the blade into a cutting part and a positioning part.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the device can be used for cutting off the blocked or replaced pipeline, the pipeline adjacent to the pipeline is not accidentally damaged by means of the self-positioning function of the instrument in the cutting process, the pressure instrument blade is released to automatically return to enter the cutter barrel after the pipeline is cut off, so that the pipeline is prevented from being scratched by the blade when the instrument is taken out, the pulled pipeline is ensured to have a recycling value, a great amount of loss is saved, the problem can be rapidly solved in the pipeline construction accident, compared with road surface excavation, the machine work cost of digging and the time and cost of later road surface recovery are saved, compared with the use of an incomplete cutter, the device is easier to cut off, the inner wall of the pipeline is more efficient, the pipeline can be recycled, and a great amount of cost is saved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
comprising the following steps: 1. a cutter barrel; 2. positioning a bolt; 3. a blade; 4. sliding the oblique block; 5. waist-shaped holes; 6. a hydraulic barrel; 7. a hydraulic rod; 8. a return spring; 9. a seal ring; 10. a water injection hole; 11. a cutting section; 12. and a positioning part.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Embodiments of the present utility model will be described in further detail below with reference to the attached drawings, as follows:
the utility model relates to a pipeline cutting device which can be activated by solid or fluid to prevent pipeline blockage caused by construction accidents caused by municipal pipeline construction.
The utility model can solve the problem rapidly in the pipeline construction accident, save the machine station work cost of digging and time and cost of later road surface recovery compared with road surface excavation, compare with using the incomplete cutter, the utility model cuts off more easily, more efficient and does not hurt the inner wall of pipeline, make pipeline can reuse and save a large amount of costs.
The utility model provides a pipeline cutting device, is including cutter barrel 1, be connected with blade 3 through location bolt 2 in the cutter barrel 1, and be located the activity of the one end that blade 3 is opposite is provided with the slip sloping block 4, and this slip sloping block 4 and blade 3 between swing joint make when the slip sloping block 4 moves towards blade 3 direction, blade 3 rotates and stretches out, when the slip sloping block 4 moves towards blade 3 opposite direction, blade 3 resets, waist shape hole 5 that the slope set up has been seted up to blade 3 makes slip sloping block 4 with the link of blade 3 forms oblique sliding structure.
One end of the cutter barrel 1, which is positioned on the sliding inclined block 4, is connected with a hydraulic barrel 6, a hydraulic rod 7 is movably arranged in the hydraulic barrel 6 in a penetrating way, one end of the hydraulic rod 7 is connected with the sliding inclined block 4, a return spring 8 is arranged between the other end of the hydraulic rod 7 and the hydraulic barrel 6 in a penetrating way, the solid or liquid is used for applying longitudinal pressure to the hydraulic barrel 6 of the pipeline cutting device, the hydraulic rod 7 pushes and presses the sliding inclined block 4, the sliding inclined block 4 obliquely slides along the kidney-shaped hole 5 to drive the blade 3, the blade 3 penetrates through the bolt of the cutter barrel 1, the positioning bolt 2 moves obliquely downwards in the kidney-shaped hole 5 to enable the plane of the blade 3 to rotate to expose the cutter barrel 1, and the pipeline wall is cut.
The positioning bolt 2 is inserted in the middle of the blade 3, the blade 3 is divided into a cutting part 11 and a positioning part 12, the positioning part 12 is opposite to the positioning part 12, the positioning part 12 is propped against the inner wall of the pipeline, and the rotation angle of the blade 3 is restrained when the blade 3 rotates, so that the blade point of the blade 3 does not exceed the outer wall of the pipeline and does not hurt an adjacent object outside the pipeline by mistake.
One end of the hydraulic rod 7 positioned in the hydraulic barrel 6 is sleeved with a sealing ring 9, sealing is formed between the hydraulic rod 7 and the barrel wall of the hydraulic barrel 6, one end of the hydraulic rod 7 positioned in the return spring 8 is provided with a water injection hole 10 communicated with the liquid injection end of the hydraulic barrel 6, and when fluid is used as a driving force activating device, redundant pressure brought by the fluid flows to an inner cavity between the hydraulic barrel 6 and the hydraulic rod 7 through the water injection hole 10 for discharging and pressure relief, so that the injection equipment can be protected, and overload of the injection equipment can be avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pipeline cutting device, its characterized in that, including the sword bucket, be connected with the blade through the location bolt in the sword bucket to be located the one end activity that the blade is opposite is provided with the slip sloping block, and this slip sloping block and the swing joint between the blade make when the slip sloping block moves towards the blade direction, the blade rotates and stretches out, when the slip sloping block moves towards the opposite direction of blade, the blade resets.
2. The pipe cutting apparatus of claim 1, wherein the blade is provided with a sloped kidney-shaped hole to allow the sliding block to form a sliding structure with the connecting end of the blade.
3. The pipe cutting device according to claim 1, wherein one end of the cutter barrel, which is positioned on the sliding inclined block, is connected with a hydraulic barrel, a hydraulic rod is movably arranged in the hydraulic barrel in a penetrating manner, one end of the hydraulic rod is connected with the sliding inclined block, and a return spring is arranged between the other end of the hydraulic rod and the hydraulic barrel in a penetrating manner.
4. A pipe cutting apparatus according to claim 3, wherein a sealing ring is provided around one end of the hydraulic rod located in the hydraulic barrel, and wherein a seal is formed between the hydraulic rod and the barrel wall of the hydraulic barrel.
5. The pipe cutting apparatus of claim 4, wherein the hydraulic rod is provided with a water injection hole at one end of the return spring, which is communicated with the water injection end of the hydraulic barrel.
6. The pipe cutting apparatus of claim 1, wherein the positioning pin is inserted into a middle portion of the blade and divides the blade into a cutting portion and a positioning portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943764.9U CN219768398U (en) | 2023-04-24 | 2023-04-24 | Pipeline cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320943764.9U CN219768398U (en) | 2023-04-24 | 2023-04-24 | Pipeline cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219768398U true CN219768398U (en) | 2023-09-29 |
Family
ID=88106374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320943764.9U Active CN219768398U (en) | 2023-04-24 | 2023-04-24 | Pipeline cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219768398U (en) |
-
2023
- 2023-04-24 CN CN202320943764.9U patent/CN219768398U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |