CN213271336U - Small-size quick-connection trenchless pipe crushing machine - Google Patents
Small-size quick-connection trenchless pipe crushing machine Download PDFInfo
- Publication number
- CN213271336U CN213271336U CN202022167881.XU CN202022167881U CN213271336U CN 213271336 U CN213271336 U CN 213271336U CN 202022167881 U CN202022167881 U CN 202022167881U CN 213271336 U CN213271336 U CN 213271336U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- power device
- fixed
- clamping
- supporting seat
- Prior art date
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 15
- 238000009412 basement excavation Methods 0.000 abstract description 14
- 230000002829 reductive effect Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to the technical field of trenchless cracked pipe equipment, in particular to a small-sized quick-connection trenchless cracked pipe machine; the device is characterized by comprising a base, a fixed pull rod supporting seat, a power device, a mobile station and a clamping rod mechanism; a fixed pull rod supporting seat is fixedly installed at the upper end of the left part of the base, and a mobile platform capable of moving left and right is arranged at the upper end of the right part of the base; the utility model has reasonable and compact structure, convenient use, more simplified structure and miniaturization; under the condition of pipeline replacement with the same length, on the premise of ensuring the traction distance, the equipment has smaller volume, reduces the excavation amount of an operation foundation pit, and is more suitable for repairing and using the pipelines with medium and small pipe diameters from DN150mm to DN600mm under the condition of complex working conditions; the defect of technical application limitation in the field of trenchless in-situ replacement and update of the existing pipeline is overcome; and the equipment is easier to produce and process, the manufacturing cost is reduced, and the popularization and the application of the technology are more convenient.
Description
Technical Field
The utility model relates to a cracked pipe equipment technical field of non-excavation is a cracked pipe machine of small-size non-excavation of formula of connecing soon.
Background
The underground pipe network is an important component of urban infrastructure, the traditional large-excavation pipe network reconstruction and restoration mode greatly damages the original facilities of the city and greatly affects the ground traffic, so that the originally crowded urban traffic such as snow frost is added, the work and the life of citizens are inconvenient, safety events caused by the damage to the original underground pipeline and other underground infrastructures in the excavation process are easy to occur, and the environmental pollution problems of sewage cross flow and dust flying are easy to occur; aiming at the defects of the traditional large-excavation construction, a 'non-excavation' pipeline repairing and updating technology with low disturbance to cities is developed; the pipe breaking (cracking) method is one of 'trenchless' pipeline repairing and updating technologies, and is a pipeline original position replacing and updating method which uses pipe breaking (cracking) equipment to break or crack an old pipeline from the inside of the old pipeline, squeezes fragments of the old pipeline into surrounding soil to form pipe holes, and pulls a new pipeline into the pipe holes; the pipe replacement technology by a fragmentation pipe method is the only 'trenchless' construction technology which can realize the diameter-expanding repair and update of the pipe at present. However, most of the conventional pipe crushing machines are long-rod pipe crushing machines, and although the long-distance pipeline replacement can be met, the excavation size of an operation foundation pit is large, the requirement on the space of a construction site is high, the construction has large influence on the environment and traffic, and the construction safety risk is high; in addition, as the development of the domestic 'trenchless' pipeline repairing and updating technology is late, the used pipe crushing (cracking) equipment is mostly imported equipment, the purchase price of the equipment is high, the replacement and updating cost of the pipeline is greatly increased, and the pipe crushing (cracking) method is also an important factor for restricting the domestic development of the pipe crushing (cracking) method pipeline replacement technology.
Disclosure of Invention
The utility model provides a small-size quick-connect non-excavation cracked pipe machine has overcome above-mentioned prior art not enough, and it can effectively solve the present broken pipe machine of long rod-type that uses because of bulky, and the excavation rate is high, and reasons such as equipment are expensive lead to this technique hardly to obtain the problem of popularization and application.
The technical scheme of the utility model is realized through following measure: a small-sized quick-connection type trenchless pipe-crushing machine comprises a base, a fixed pull rod supporting seat, a power device, a moving platform and a clamping rod mechanism; a fixed pull rod supporting seat is fixedly installed at the upper end of the left part of the base, and a mobile platform capable of moving left and right is arranged at the upper end of the right part of the base; a power device capable of driving the mobile station to move left and right is fixedly installed on the fixed pull rod supporting seat, and a power output end on the right side of the power device is fixedly connected with the mobile station; a clamping rod mechanism is fixedly arranged on the mobile station.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the pull rod comprises at least two pull rod short sections connected end to end, a connecting threaded rod is arranged at the right end of each pull rod short section, an internal thread groove is formed in the left end of each pull rod short section, and the connecting threaded rods of the adjacent pull rod short sections are fixedly connected with the internal thread grooves through threads; the length of the pull rod short joint is between 30 and 60 centimeters.
The clamping rod mechanism comprises a limiting block, a clamping block shell, a clamping block and a clamping power device; a right pull rod channel is arranged in the middle of the moving platform, a limiting block is fixed at the right end of the moving platform at the front side of the right pull rod channel, a fixture block shell is fixed at the middle of the right end of the moving platform at the rear side of the right pull rod channel, a fixture block guide moving channel which is communicated from front to back is arranged in the fixture block shell, a fixture block which can move back and forth along the fixture block guide moving channel is arranged in the fixture block guide moving channel, and a U-shaped bayonet matched with a pull rod clamping groove and provided with a forward opening is arranged at; a clamping power device capable of outputting a reciprocating driving force from front to back is fixed at the right end of the moving platform at the rear side of the fixture block shell, and a power output end at the front side of the clamping power device is fixedly connected with the rear end of the fixture block; and each pull rod short joint is provided with an annular pull rod clamping groove matched with the U-shaped bayonet.
The power device adopts a hydraulic power device, and the hydraulic power device comprises a cylinder body and a telescopic rod; the hydraulic power device comprises a fixed pull rod supporting seat, a left pull rod channel is arranged in the middle of the fixed pull rod supporting seat, at least one set of hydraulic power device is symmetrically and fixedly arranged in the fixed pull rod supporting seat on the front side and the rear side of the left pull rod channel respectively, a cylinder body of the hydraulic power device is fixedly arranged in the left part of the fixed pull rod supporting seat through an oil cylinder seat, and the right end of a telescopic rod of the hydraulic power device penetrates through the fixed pull rod supporting seat and is fixedly connected with the mobile station through.
And a protective pipe is arranged in the left pull rod channel.
A telescopic cover is arranged between the fixed pull rod supporting seat and the mobile station.
The upper end of the right part of the base is fixed with a track, and the mobile station is seated on the track and can move left and right along the track.
The utility model has reasonable and compact structure, convenient use, more simplified structure and miniaturization; under the condition of pipeline replacement with the same length, on the premise of ensuring the traction distance, the equipment has smaller volume, reduces the excavation amount of an operation foundation pit, and is more suitable for repairing small and medium-sized pipelines from DN150mm to DN600mm under the condition of complex working conditions; the defect of technical application limitation in the field of trenchless in-situ replacement and update of the existing pipeline is overcome; and the equipment is easier to produce and process, the manufacturing cost is reduced, and the popularization and the application are more convenient.
Drawings
Fig. 1 is a schematic structural view of the preferred embodiment of the present invention.
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1.
FIG. 3 is a partial sectional view of FIG. 1 taken along line B.
FIG. 4 is a schematic sectional view taken along line C-C in FIG. 1.
Fig. 5 is an enlarged structural schematic diagram of the left pull rod short section.
The codes in the figures are respectively: the device comprises a fixed pull rod supporting seat 1, a control rod 2, an internal thread groove 3, a hydraulic power device 4, a fixed seat 5, a mobile station 6, a telescopic cover 7, a pull rod short section 8, a track 9, a base 10, a pump station 11, a protective pipe 12, a clamping power device 13, a limiting block 14, a clamping block 15, a clamping block shell 16, an oil cylinder seat 17, a pull rod clamping groove 18 and a connecting threaded rod 19.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of up, down, left, right, etc. is determined in accordance with the layout direction of fig. 1 in the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1, 2, 3 and 4, the small-sized quick-connection trenchless pipe-crushing machine comprises a base 10, a fixed pull rod supporting seat 1, a power device, a moving platform 6 and a clamping rod mechanism; a fixed pull rod supporting seat 1 is fixedly installed at the upper end of the left part of a base 10, and a mobile platform 6 capable of moving left and right is arranged at the upper end of the right part of the base 10; a power device capable of driving the mobile station 6 to move left and right is fixedly arranged on the fixed pull rod supporting seat 1, and a power output end on the right side of the power device is fixedly connected with the mobile station 6; a clamping lever mechanism is fixedly mounted on the movable table 6.
When the pipeline replacement is carried out by the pipe crushing (cracking) method, the pull rod is required to be sent into a receiving working pit from an initial working pit through a pipe crushing machine, a pipe cracking cutter/pipe expanding head and a new pipeline are connected at the receiving working pit, and then the pipe crushing machine is utilized to crack the old pipe through the pull rod and synchronously pull the new pipeline back into the pipe hole to realize the replacement; therefore, the small-sized quick-connection type trenchless pipe-crushing machine provides propelling power for feeding the pull rod and traction power for pulling the pull rod back.
When the pipe cracking machine is used, the power device provides driving force, so that the moving platform 6 can move on the base 10 and simultaneously realize the propulsion and traction of the pull rod; when the pull rod reaches a set limit position, the fixed limit relation between the pull rod and the mobile station 6 by the rod clamping mechanism is released, the pull rod is not pulled by the mobile station 6 any more and is seated on the fixed pull rod supporting seat 1 to be kept still, and the pull rod is driven by the power device to reset the mobile station 6, and then the rod clamping action and the moving action are repeated, so that the intermittent propulsion and traction of the pull rod are realized; the utility model not only meets the use requirements, but also simplifies the structure and greatly reduces the construction equipment cost compared with the mode that the pull rod central clamping groove type adopted by the long rod type pipe crushing machine is adopted and the sectional traction is realized by matching the movable clamping rod mechanism and the fixed clamping rod structure; in addition, the structure is simplified, so that the equipment volume is smaller and the excavation rate of a working pit is greatly reduced on the premise of ensuring the traction distance, and the machine is more suitable for repairing and using small and medium-sized pipelines from DN150mm to DN600mm under the condition of complex working conditions, and meanwhile, the small-sized quick-connection type trenchless pipe crusher also makes up the defect of technical application limitation in the field of trenchless original position replacement and updating of the existing pipelines; due to the structural optimization of the small-sized quick-connection trenchless pipe crusher, the pipe crusher is easier to produce and process, the manufacturing cost is reduced, and the pipe crusher is more convenient to popularize and apply.
The small-sized quick-connection type trenchless pipe-crushing machine can be further optimized or/and improved according to actual needs:
as shown in attached figures 1, 2, 3, 4 and 5, the pull rod further comprises a pull rod, wherein the pull rod comprises at least two pull rod short sections 8 connected end to end, a connecting threaded rod 19 is arranged at the right end of each pull rod short section 8, an internal thread groove 3 is arranged at the left end of each pull rod short section 8, and the connecting threaded rods 19 of the adjacent pull rod short sections 8 are fixedly connected with the internal thread grooves 3 through threads; the length of the pull rod short section 8 is between 30 cm and 60 cm.
Considering the influence of the excavation area of the working pit on the whole pipeline replacement engineering quantity and the operation time, the pull rod short sections 8 are connected in a threaded manner, so that the pull rod short sections are convenient to disassemble and assemble, convenient to process and stable in connection; meanwhile, the length of the pull rod short section 8 is controlled to be 30-60 cm, so that auxiliary support of a pull rod auxiliary frame is omitted, and the excavation amount is greatly reduced; moreover, one operator can complete the operation of the connecting rod of the pull rod, so that the labor is reduced, the labor intensity is reduced, the connecting efficiency of the pull rod is improved, and the connection is faster; therefore, the pipe crushing (splitting) method can be applied to the replacement of short-distance small-diameter pipelines, and the application range of the pipe crushing (splitting) method is greatly expanded; particularly for urban underground pipe networks, the application of the small-sized quick-connection trenchless pipe-crushing machine brings a new mode and means for repairing and updating urban underground pipelines.
As shown in fig. 1, 3 and 4, the clamping rod mechanism comprises a limiting block 14, a clamping block shell 16, a clamping block 15 and a clamping power device 13; a right pull rod channel is arranged in the middle of the moving platform 6, a limiting block 14 is fixed at the right end of the moving platform 6 at the front side of the right pull rod channel, a fixture block shell 16 is fixed at the middle of the right end of the moving platform 6 at the rear side of the right pull rod channel, a fixture block guiding and moving channel which is communicated from front to back is arranged in the fixture block shell 16, a fixture block 15 which can move back and forth along the fixture block guiding and moving channel is arranged in the fixture block guiding and moving channel, and a U-shaped bayonet matched with a pull rod clamping groove 18 and provided with a forward opening is; a clamping power device 13 capable of outputting a reciprocating driving force from front to back is fixed at the right end of the moving platform 6 at the rear side of the fixture block shell 16, and a power output end at the front side of the clamping power device 13 is fixedly connected with the rear end of the fixture block 15; and each pull rod short section 8 is provided with an annular pull rod clamping groove 18 matched with the U-shaped bayonet.
When the clamping device is used, the clamping block 15 can move back and forth along the clamping block guide moving channel in the clamping block shell 16 under the driving of the clamping power device 13, when the clamping block 15 moves forward and abuts against the limiting block 14, the limiting block 14 limits the clamping block 15, a closed clamping hole can be formed between the U-shaped clamping opening in the clamping block 15 and the limiting block 14, and the pull rod clamping groove 18 of the pull rod short section 8 is clamped in the clamping hole to clamp the pull rod; therefore, the situation that the pull rod is inclined due to the fact that the clamping block 15 clamps the pull rod in a transition mode can be prevented; when the clamping is released, the clamping relation between the pull rod and the clamping rod mechanism can be released only by driving the clamping power device 13 and moving the clamping block 15 backwards in the reverse direction to be separated from the pull rod clamping groove 18, so that the operation is very convenient; the clamping power device 13 adopts a known hydraulic or pneumatic power device, the U-shaped bayonet structure of the clamping block 15 and the pull rod clamping groove 18 structure of the pull rod are very simple and convenient to process, so that the manufacturing cost of the whole clamping rod mechanism and the pull rod is reduced; the small-sized quick-connection trenchless pipe crusher with simple structure is more favorable for popularization and application.
As shown in the attached drawings 1, 2 and 4, the power device adopts a hydraulic power device 4, and the hydraulic power device 4 comprises a cylinder body and an expansion rod; the middle part of the fixed pull rod supporting seat 1 is provided with a left pull rod channel, at least one set of hydraulic power device 4 is respectively and symmetrically and fixedly arranged in the fixed pull rod supporting seat 1 at the front side and the rear side of the left pull rod channel, a cylinder body of the hydraulic power device 4 is fixedly arranged in the left part of the fixed pull rod supporting seat 1 through an oil cylinder seat 17, and the right end of a telescopic rod of the hydraulic power device 4 penetrates through the fixed pull rod supporting seat 1 and is fixedly connected with the moving platform 6 through a fixed seat 5.
The design of the multiple sets of hydraulic power devices 4 can enable the whole small-sized quick-connection type trenchless pipe-crushing machine to meet the requirements of field use by adjusting the traction power by selecting the specification and model of the hydraulic power devices 4 according to factors such as soil layer conditions; the hydraulic power device 4 is externally connected with the pump station 11 and the operating rod 2, and field workers can realize traction action by controlling the hydraulic power device 4 through the operating rod 2, so that the degree of automation is high, and the operation is more convenient; wherein the left pull rod channel plays a role in guiding and supporting the pull rod.
In order to avoid the influence of on-site dust on the use of the small-sized quick-connection type trenchless pipe crushing machine, as shown in the attached drawing 1, a telescopic cover 7 is arranged between a fixed pull rod supporting seat 1 and a mobile station 6.
In order to avoid the hard friction between the pull rod and the fixed pull rod support seat 1 from affecting the service life of the fixed pull rod support seat 1, as shown in fig. 4, a protection tube 12 is arranged in the left pull rod channel. The protective tube 12 can be replaced, and the maintenance cost of the equipment is reduced.
As shown in fig. 1, 2, 3, 4, and 5, a rail 9 is fixed to the upper end of the right portion of the base 10, and the mobile station 6 is seated on the rail 9 and can move left and right along the rail 9.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. A small-sized quick-connection type trenchless pipe-crushing machine is characterized by comprising a base, a fixed pull rod supporting seat, a power device, a moving platform and a clamping rod mechanism; a fixed pull rod supporting seat is fixedly installed at the upper end of the left part of the base, and a mobile platform capable of moving left and right is arranged at the upper end of the right part of the base; a power device capable of driving the mobile station to move left and right is fixedly installed on the fixed pull rod supporting seat, and a power output end on the right side of the power device is fixedly connected with the mobile station; a clamping rod mechanism is fixedly arranged on the mobile station.
2. The small-sized quick-connection type trenchless pipe-crushing machine as claimed in claim 1, further comprising a pull rod, wherein the pull rod comprises at least two pull rod short sections connected end to end, a connecting threaded rod is arranged at the right end of each pull rod short section, an internal thread groove is arranged at the left end of each pull rod short section, and the connecting threaded rods of adjacent pull rod short sections are fixedly connected with the internal thread grooves through threads; the length of the pull rod short joint is between 30 and 60 centimeters.
3. The small-sized quick-connection type trenchless pipe-crushing machine as claimed in claim 2, wherein the clamping rod mechanism comprises a limiting block, a clamping block shell, a clamping block and a clamping power device; a right pull rod channel is arranged in the middle of the moving platform, a limiting block is fixed at the right end of the moving platform at the front side of the right pull rod channel, a fixture block shell is fixed at the middle of the right end of the moving platform at the rear side of the right pull rod channel, a fixture block guide moving channel which is communicated from front to back is arranged in the fixture block shell, a fixture block which can move back and forth along the fixture block guide moving channel is arranged in the fixture block guide moving channel, and a U-shaped bayonet matched with a pull rod clamping groove and provided with a forward opening is arranged at; a clamping power device capable of outputting a reciprocating driving force from front to back is fixed at the right end of the moving platform at the rear side of the fixture block shell, and a power output end at the front side of the clamping power device is fixedly connected with the rear end of the fixture block; and each pull rod short joint is provided with an annular pull rod clamping groove matched with the U-shaped bayonet.
4. The small-sized quick-connection trenchless pipe-crushing machine as claimed in claim 1, 2 or 3, wherein the power device is a hydraulic power device, and the hydraulic power device comprises a cylinder body and an expansion rod; the hydraulic power device comprises a fixed pull rod supporting seat, a left pull rod channel is arranged in the middle of the fixed pull rod supporting seat, at least one set of hydraulic power device is symmetrically and fixedly arranged in the fixed pull rod supporting seat on the front side and the rear side of the left pull rod channel respectively, a cylinder body of the hydraulic power device is fixedly arranged in the left part of the fixed pull rod supporting seat through an oil cylinder seat, and the right end of a telescopic rod of the hydraulic power device penetrates through the fixed pull rod supporting seat and is fixedly connected with the mobile station through.
5. The compact, quick-connect, trenchless pipe-fracturing machine of claim 4 wherein a protective pipe is disposed within the left brace passage.
6. A small-sized quick-connection trenchless pipe-crushing machine as claimed in claim 1, 2, 3 or 5, wherein a telescopic cover is arranged between the fixed pull rod supporting seat and the mobile station.
7. The small-sized quick-connection trenchless pipe-crushing machine according to claim 4, wherein a telescopic cover is arranged between the fixed pull rod supporting seat and the movable platform.
8. The small-sized quick-connection trenchless pipe-crushing machine as claimed in claim 1, 2, 3, 5 or 7, wherein a rail is fixed at the upper end of the right part of the base, and the moving platform is seated on the rail and can move left and right along the rail.
9. The small-sized quick-connection trenchless pipe-crushing machine as claimed in claim 4, wherein a rail is fixed at the upper end of the right part of the base, and the moving platform is seated on the rail and can move left and right along the rail.
10. The small-sized quick-connection trenchless pipe-crushing machine as claimed in claim 6, wherein a rail is fixed at the upper end of the right part of the base, and the moving platform is seated on the rail and can move left and right along the rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022167881.XU CN213271336U (en) | 2020-09-28 | 2020-09-28 | Small-size quick-connection trenchless pipe crushing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022167881.XU CN213271336U (en) | 2020-09-28 | 2020-09-28 | Small-size quick-connection trenchless pipe crushing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213271336U true CN213271336U (en) | 2021-05-25 |
Family
ID=75947149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022167881.XU Active CN213271336U (en) | 2020-09-28 | 2020-09-28 | Small-size quick-connection trenchless pipe crushing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213271336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704708A (en) * | 2022-04-02 | 2022-07-05 | 深圳市博铭维技术股份有限公司 | Spool replacement device for collapsed pipeline |
-
2020
- 2020-09-28 CN CN202022167881.XU patent/CN213271336U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704708A (en) * | 2022-04-02 | 2022-07-05 | 深圳市博铭维技术股份有限公司 | Spool replacement device for collapsed pipeline |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205261132U (en) | Non - excavation repair system of method of inserting expands | |
| CN213271336U (en) | Small-size quick-connection trenchless pipe crushing machine | |
| CN109323081A (en) | A kind of photocuring technology pipe-line equipment and its application method | |
| CN105889625A (en) | Combined type steel tube intermediate jacking station equipment for jacking pipe construction and construction method | |
| CN108361040A (en) | Anti- pipeline setback device and preparation method thereof and application method in push pipe operation | |
| CN103278394B (en) | Comprehensive test device for joint sealing and hydraulic circulating of pipe body | |
| CN104727425A (en) | Traction-type non-excavation pipeline repairing method | |
| CN104358516A (en) | Micro-excavation horizontal drilling machine with compact structure | |
| CN115199816B (en) | Jacking device for trenchless jacking pipe construction | |
| KR102287131B1 (en) | New Pipe Traction Device for Non-Excavation Replacement of Old Pipe Usable in Manhole and Method of Replacement of Old Pipe using The Same | |
| CN213627426U (en) | Underground pipeline drilling equipment that efficient municipal construction used | |
| CN110735950B (en) | Device and method for switching underground continuous paste filling of coal mine between two different pipelines | |
| CN109058583A (en) | A kind of hand pick formula jacking construction tool pipe | |
| CN213702399U (en) | Flexible traction type trenchless pipe crushing machine | |
| CN111981246A (en) | Self-walking pipeline detection and repair device | |
| CN212429967U (en) | Pipeline in-situ replacement device under zero excavation condition | |
| CN216811698U (en) | Spout soon and push away construction structures | |
| CN213929686U (en) | Pipeline replacement updating traction device under zero excavation condition | |
| CN218377983U (en) | Complete equipment for in-situ replacement of pipeline | |
| CN206205842U (en) | It is a kind of to repair the expandable casing patching instrument for damaging sleeve pipe | |
| CN201096630Y (en) | Stretching time-delay test machine | |
| CN216477374U (en) | Tunnel is with pre-buried sideboard concatenation seam pouring device | |
| KR200283509Y1 (en) | Directional curve excavator for pipework | |
| CN220133983U (en) | Pouring device suitable for reverse construction method well wall concrete | |
| CN219900432U (en) | Pipeline mouth of pipe location cutting tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 830000, Room 1503, 15th Floor, Building E, Phase II, Innovation Plaza, No. 2288 Siping Road, High tech Zone (New City District), Urumqi, Xinjiang Uygur Autonomous Region Patentee after: Xinjiang Dingli Environmental Technology Co.,Ltd. Address before: Room 1807, 18 / F, building 1, Tianhe new City Plaza, 38 Henan east road, Urumqi high tech Industrial Development Zone, Xinjiang Uygur Autonomous Region 830011 Patentee before: Xinjiang Dingli non Excavation Engineering Co.,Ltd. |
|
| CP03 | Change of name, title or address |