CN210069251U - Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement - Google Patents
Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement Download PDFInfo
- Publication number
- CN210069251U CN210069251U CN201920855345.3U CN201920855345U CN210069251U CN 210069251 U CN210069251 U CN 210069251U CN 201920855345 U CN201920855345 U CN 201920855345U CN 210069251 U CN210069251 U CN 210069251U
- Authority
- CN
- China
- Prior art keywords
- bottom end
- base
- rod
- outer frame
- inner cavity
- 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
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a pipeline trenchless repairing pretreatment steel supporting device, which comprises a base; the bottom end of the base is provided with a plurality of circular grooves; a rolling ball is embedded in the inner cavity of the circular groove and extends out of a part of the wall surface of the bottom end of the base; the outer wall of the base is sleeved with the outer frame, and the bottom end wall surface of the outer frame is positioned above the bottom end wall surface of the base; the left side and the right side of the top end of the base are provided with cavities; an insert rod is inserted into the inner cavity of the cavity, and the top end of the insert rod extends out of the base to be fixedly connected with the outer frame; one end of a spring is installed at the bottom end of the inserted rod, and the other end of the spring is fixedly connected with the bottom end of the inner cavity of the cavity; a support rod is arranged at the center of the top end of the outer frame; this preliminary treatment steel strutting arrangement is restoreed in non-excavation of pipeline, the strutting arrangement of can being convenient for is marchd inside the pipeline, need not the workman and lifts it to the work area, and labour saving and time saving reduces workman's the amount of labour, has improved pipeline repair efficiency.
Description
Technical Field
The utility model relates to a non-excavation of pipeline restores technical field, specific pipeline non-excavation restores preliminary treatment steel strutting arrangement that says so.
Background
Urban water supply and drainage pipelines are important components of urban municipal facilities, bear the functions of supplying tap water and discharging rainwater and sewage, cannot excavate and repair old and damaged pipelines due to large traffic flow and staggered distribution of various pipelines in urban main road areas, and only can perform non-excavation repair, wherein the non-excavation repair needs to be operated by workers inside, and the old and damaged pipelines have defects in strength and cause great threat to the safety of the workers, so that the pipelines need to be supported and pretreated underground.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a preliminary treatment steel strutting arrangement is restoreed in non-excavation of pipeline to technical problem more than solving.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a pipeline trenchless repairing pretreatment steel supporting device comprises a base; the bottom end of the base is provided with a plurality of circular grooves; a rolling ball is embedded in the inner cavity of the circular groove and extends out of a part of the wall surface of the bottom end of the base; the outer wall of the base is sleeved with the outer frame, and the bottom end wall surface of the outer frame is positioned above the bottom end wall surface of the base; the left side and the right side of the top end of the base are provided with cavities; an insert rod is inserted into the inner cavity of the cavity, and the top end of the insert rod extends out of the base to be fixedly connected with the outer frame; one end of a spring is installed at the bottom end of the inserted rod, and the other end of the spring is fixedly connected with the bottom end of the inner cavity of the cavity; a support rod is arranged at the center of the top end of the outer frame; the bottom end of the supporting rod is provided with a through hole which is communicated with the front and the back; a motor is arranged on the upper surface of the outer frame positioned at the through hole at the bottom end of the supporting rod; the output end of the motor is locked with a first rotating rod through a coupler, the bottom end of the first rotating rod extends to the inner cavity of the outer frame and is provided with a first screw rod, and the bottom end of the first screw rod extends to the inner cavity of the base and is in threaded connection with the base; the bottom end of the left side of the inner cavity of the supporting rod is provided with a baffle, and the right side of the baffle is fixedly connected with the supporting rod; a second screw rod is arranged at the center of the bottom end of the inner cavity of the supporting rod through a bearing; the inner ring of the bearing is in interference fit with the second screw rod, and the outer ring of the bearing is fixedly connected with the inner wall of the support rod; the top end of the second screw rod penetrates through the baffle plate and extends to the top end of the inner cavity of the supporting rod, the second screw rod is connected with the baffle plate through a bearing, an inner ring of the bearing is in interference fit with the second screw rod, and an outer ring of the bearing is fixedly connected with the inner wall of the baffle plate; the outer wall of the second screw rod positioned at the top end of the baffle is screwed with a rectangular block, and the rectangular block is inserted into the inner cavity of the supporting rod; a supporting plate is arranged on the top end wall surface of the supporting rod extending out of the top end of the rectangular block; a first gear is in interference fit with the bottom end of the outer wall of the second screw rod, and a second rotating rod is mounted at the bottom end of the left side of the supporting rod through a bearing; the inner ring of the bearing is in interference fit with the second rotating rod, and the outer ring of the bearing is fixedly connected with the inner wall of the supporting rod; a second gear meshed with the first gear is arranged in an inner cavity of the supporting rod extending from the right side of the second rotating rod; and a rocker is arranged on the left side of the second rotating rod.
Furthermore, half of the area of the rolling ball is larger than the area of the rolling ball extending out of the bottom end wall surface of the base.
Furthermore, the inserted bar is in a T shape.
Furthermore, the distance between the bottom end of the inserted bar and the bottom end of the inner cavity of the cavity, the distance between the upper surface of the base and the wall surface of the top end of the inner cavity of the outer frame, and the distance between the bottom end of the first screw rod and the bottom end of the inner cavity of the base are all larger than the maximum vertical distance between the wall surface of the bottom end of the outer frame and the rolling ball.
Furthermore, the bottom end wall surfaces of the base and the outer frame and the top end wall surface of the support plate are arranged in an arc shape; the bottom end wall surfaces of the base and the outer frame are downward convex, and the top end wall surface of the supporting plate is upward convex.
Furthermore, the bottom wall surface of the outer frame and the top wall surface of the supporting plate are both provided with rubber pads.
Further, the first gear and the second gear are both bevel gears.
The utility model has the advantages that: a pre-processing steel supporting device for non-excavation restoration of a pipeline is provided, when the device is pushed, a rolling ball rolls in a circular groove at the bottom end of a base through the matching of the base and the rolling ball, the device can conveniently advance in the pipeline, when the motor rotates forwards through the mutual matching between the base, an outer frame, the motor and a first rotating rod and a first screw rod, the base and the rolling ball are retracted into an inner cavity of the outer frame, the outer frame is located on the inner wall surface of the pipeline to support a supporting rod and a supporting plate, when the motor rotates backwards, the rolling ball can move out of the outer frame to be supported on the inner wall surface of the pipeline, the outer frame is separated from the inner wall surface of the pipeline, and the pipeline can be supported through the mutual matching between a rocker, a second rotating rod, a second gear, the first gear, a second screw rod and a rectangular block, when the rocker rotates, the rectangular block and the supporting plate are driven to move upwards or downwards, when the supporting plate moves upwards, the supporting, the supporting plate can be separated from the inner wall surface of the pipeline when moving downwards, so that the supporting device can conveniently advance in the pipeline, a worker is not required to lift the supporting device to a working area, time and labor are saved, the labor capacity of the worker is reduced, the repairing efficiency of the pipeline is improved, and the pipeline repairing device is favorable for wide popularization.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the base and the support rod of the present invention;
fig. 3 is an enlarged schematic structural view of a portion a of the present invention;
in the figure: 1. the novel rolling ball mechanism comprises a base, 2. a rolling ball, 3. an outer frame, 4. a cavity, 5. an inserting rod, 6. a spring, 7. a supporting rod, 8. a motor, 9. a first rotating rod, 10. a first screw rod, 11. a baffle, 12. a second screw rod, 13. a rectangular block, 14. a supporting plate, 15. a first gear, 16. a second rotating rod, 17. a second gear and 18. a rocking rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments;
the utility model relates to a preliminary treatment steel strutting arrangement is restoreed in non-excavation of pipeline has solved among the prior art strutting arrangement of being not convenient for and has marchd inside the pipeline and need the workman to lift strutting arrangement to the technical problem of work area, and the general thinking is as follows:
the first embodiment is as follows:
see fig. 1, 2, 3; a pipeline trenchless repairing pretreatment steel supporting device comprises a base 1; the bottom end of the base 1 is provided with a plurality of circular grooves; a rolling ball 2 is embedded in the inner cavity of the circular groove, and the rolling ball 2 extends out of a part of the wall surface of the bottom end of the base 1; the device can be conveniently advanced in a pipeline through the rolling ball 2; the outer wall of the base 1 is sleeved with an outer frame 3, and the bottom end wall surface of the outer frame 3 is positioned above the bottom end wall surface of the base 1; the base 1 and the rolling ball 2 can be conveniently retracted into the inner cavity of the outer frame 3 through the outer frame 3 to be separated from the inner wall surface of the pipeline; the left side and the right side of the top end of the base 1 are provided with cavities 4; an inserting rod 5 is inserted into the inner cavity of the cavity 4, and the top end of the inserting rod 5 extends out of the base 1 to be fixedly connected with the outer frame 3; one end of a spring 6 is arranged at the bottom end of the inserted rod 5, and the other end of the spring 6 is fixedly connected with the bottom end of the inner cavity of the cavity 4; the spring 6 is a compression spring with the elastic coefficient of 17N/CM, the spring 6 generates elastic deformation after being stretched or extruded, and the spring is restored to the initial state after external force is removed; an upward assisting force can be provided for the inserted rod 5 through the spring 6, so that the outer frame 3 can move conveniently; meanwhile, the outer frame 3 and the base 1 can move more stably through the matching of the inserted rod 5 and the spring 6 with the outer frame 3 and the base 1; a support rod 7 is arranged at the center of the top end of the outer frame 3; the bottom end of the supporting rod 7 is provided with a through hole which is communicated with the front and the back; the upper surface of the outer frame 3 positioned at the through hole at the bottom end of the supporting rod 7 is provided with a motor 8; the motor 8 is a speed reducing motor with the model number of R107R77 and is controlled by an external operating system; the output end of the motor 8 is locked with the first rotating rod 9 through a coupler, and the motor 8 can be used for conveniently and stably driving the first rotating rod 9 to rotate at a low speed; the bottom end of the first rotating rod 9 extends to the inner cavity of the outer frame 3 and is provided with a first screw rod 10, and the bottom end of the first screw rod 10 extends to the inner cavity of the base 1 and is in threaded connection with the base 1; through the threaded connection and matching between the first screw 10 and the base 1, the first screw 10 can drive the outer frame 3 or the base 1 to move when rotating; a baffle plate 11 is arranged at the bottom end of the left side of the inner cavity of the support rod 7, and the right side of the baffle plate 11 is fixedly connected with the support rod 7; the center of the bottom end of the inner cavity of the support rod 7 is provided with a second screw 12 through a bearing; the inner ring of the bearing is in interference fit with the second screw 12, and the outer ring of the bearing is fixedly connected with the inner wall of the support rod 7; the top end of the second screw 12 penetrates through the baffle 11 and extends to the top end of the inner cavity of the support rod 7, the second screw 12 is connected with the baffle 11 through a bearing, the inner ring of the bearing is in interference fit with the second screw 12, and the outer ring of the bearing is fixedly connected with the inner wall of the baffle 11; the outer wall of the second screw 12 positioned at the top end of the baffle 11 is screwed with a rectangular block 13, and the rectangular block 13 is inserted into the inner cavity of the support rod 7; the baffle 11 can be used for limiting the rectangular plate 13 conveniently, and the rectangular plate 13 is prevented from being damaged due to collision with the first gear 15 and the second gear 17; through the threaded connection and matching between the second screw 12 and the rectangular block 13, the rectangular block 13 can be conveniently driven to move upwards or downwards when the second screw 12 rotates; a supporting plate 14 is arranged on the top end wall surface of the rectangular block 13 extending out of the supporting rod 7; the inner wall surface of the pipeline can be conveniently supported by the supporting plate 14; a first gear 15 is in interference fit with the bottom end of the outer wall of the second screw 12, and a second rotating rod 16 is mounted at the bottom end of the left side of the supporting rod 7 through a bearing; the inner ring of the bearing is in interference fit with the second rotating rod 16, and the outer ring of the bearing is fixedly connected with the inner wall of the supporting rod 7; a second gear 17 meshed with the first gear 15 is arranged in the inner cavity of the supporting rod 7 extending from the right side of the second rotating rod 16; through the meshing cooperation of first gear 15 and second gear 17, can drive first gear 15 when being convenient for second gear 17 rotates and carry out opposite direction and rotate, rocker 18 is installed on the left side of second bull stick 16, can be convenient for the rotation of second bull stick 16 through rocker 18.
Specifically, in fig. 2, half of the area of the rolling ball 2 is larger than the area of the rolling ball 2 extending out of the bottom wall surface of the base 1, so that the rolling ball 2 is prevented from being separated from the circular groove at the bottom end of the base 1.
Specifically, in fig. 2, the shape of the plunger 5 is "T" shaped to avoid the plunger 5 from separating from the inner cavity of the cavity 4.
Specifically, in fig. 2, the distance between the bottom end of the inserted rod 5 and the bottom end of the inner cavity of the cavity 4, the distance between the upper surface of the base 1 and the wall surface of the top end of the inner cavity of the outer frame 3, and the distance between the bottom end of the first screw 10 and the bottom end of the inner cavity of the base 1 are all greater than the maximum vertical distance between the wall surface of the bottom end of the outer frame 3 and the rolling ball 2, so that the base 1 and the rolling ball 2 can be moved upwards and retracted into the inner cavity of the outer frame 3.
Specifically, in fig. 1, the bottom wall surfaces of the base 1 and the outer frame 3 and the top wall surface of the support plate 14 are all arc-shaped; the bottom end wall surfaces of the base 1 and the outer frame 3 are downward convex, and the top end wall surface of the support plate 14 is upward convex, because the pipeline is cylindrical, the contact area between the arc-shaped outer frame 3 and the support plate 14 and the inner wall surface of the pipeline can be increased, the stability of the device is improved, and the arc-shaped base 1 can facilitate the device to advance on the inner wall surface of the pipeline.
Specifically, in fig. 1, the bottom wall surface of the outer frame 3 and the top wall surface of the support plate 14 are provided with rubber pads, so that the friction force between the outer frame 3 and the support plate 14 and the inner wall surface of the pipeline can be increased through the rubber pads, the pipeline can be supported more stably by the device, and the inner wall of the pipeline can be prevented from being scratched by the outer frame 3 and the support plate 14.
Specifically, in fig. 3, the first gear 15 and the second gear 17 are both bevel gears, and the wear between the first gear 15 and the second gear 17 can be reduced by the bevel gears, so that the meshing effect is good.
The utility model discloses a theory of operation: when the device is used, the device is put into a pipeline, the rolling ball 2 is contacted with the inner wall surface of the pipeline, a worker pushes the device to a working area, the rolling ball 2 can roll in a circular groove at the bottom end of the base 1 when the device is pushed under the matching of the rolling ball 2 and the base 1, the device is convenient to move, after the device is moved to the working area, an external power supply of the motor 8 is switched on, the motor 8 starts to work to rotate forwards to drive the first rotating rod 9 and the first screw rod 10 to rotate clockwise, under the screw connection matching of the first screw rod 10 and the base 1, the first screw rod 10 can rotate clockwise and move downwards simultaneously, the outer frame 3, the supporting rod 7 and the supporting plate 14 are enabled to move downwards integrally, after the bottom of the outer frame 3 is contacted with the inner wall surface of the pipeline, the first screw rod 10 continues to rotate clockwise, the base 1 can be driven to move upwards, and the base 1 can be contracted in an inner cavity, the rolling ball 2 is separated from the inner wall surface of the pipeline under the driving of the base 1, so that the support rod 7 and the support plate 14 are stably supported in the pipeline through the outer frame 3, the rocker 18 is rotated clockwise, the rocker 18 drives the second rotating rod 16 and the second gear 17 to rotate clockwise, the second gear 17 can drive the first gear 15 and the second screw 12 to rotate anticlockwise under the meshing matching of the second gear 17 and the first gear 15, the second screw 12 can drive the rectangular block 13 and the support plate 14 to move upwards under the screwing matching of the second screw 12 and the rectangular block 13, the support plate 14 is in close contact with the inner wall surface of the pipeline to support the pipeline, after the pipeline is repaired, the rectangular block 13 and the support plate 14 can move downwards to be separated from the inner wall surface of the pipeline by rotating the rocker 18 anticlockwise, the motor 8 is controlled to rotate reversely, so that the base 1 can move downwards, make spin 2 support on the pipeline internal face, spin 2 of base 1 bottom support behind the pipeline internal face, motor 8 continues to rotate and can drive frame 3 upwards removal and pipeline internal face separation, the device easy operation, convenient to use, the strutting arrangement of being convenient for is marchd inside the pipeline, satisfies workman's work demand.
In the description of the present invention, it is to be understood that the terms "top end", "bottom end", "left side", "right side", "front side", "rear side", "surface", "inner side", etc. indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of describing the present invention or simplifying the description, rather than indicating specific orientations that are necessary; the operation process described in the embodiment is not an absolute use step, and corresponding adjustment can be made during actual use; also, unless expressly stated or limited otherwise, the terms "snap" or "connect" or "set" or "attach" are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A pipeline trenchless repairing pretreatment steel supporting device comprises a base (1); the method is characterized in that: the bottom end of the base (1) is provided with a plurality of circular grooves; a rolling ball (2) is embedded in an inner cavity of the circular groove, and the rolling ball (2) extends out of a part of the wall surface of the bottom end of the base (1); the outer wall of the base (1) is sleeved with the outer frame (3), and the bottom end wall surface of the outer frame (3) is positioned above the bottom end wall surface of the base (1); the left side and the right side of the top end of the base (1) are provided with cavities (4); an insert rod (5) is inserted into the inner cavity of the cavity (4), and the top end of the insert rod (5) extends out of the base (1) to be fixedly connected with the outer frame (3); one end of a spring (6) is installed at the bottom end of the inserted rod (5), and the other end of the spring (6) is fixedly connected with the bottom end of the inner cavity of the cavity (4); a support rod (7) is arranged at the center of the top end of the outer frame (3); the bottom end of the supporting rod (7) is provided with a through hole which is communicated with the front and the back; a motor (8) is arranged on the upper surface of the outer frame (3) positioned at the through hole at the bottom end of the supporting rod (7); the output end of the motor (8) is locked with a first rotating rod (9) through a coupler, the bottom end of the first rotating rod (9) extends to the inner cavity of the outer frame (3) and is provided with a first screw rod (10), and the bottom end of the first screw rod (10) extends to the inner cavity of the base (1) and is in threaded connection with the base (1); a baffle (11) is arranged at the bottom end of the left side of the inner cavity of the supporting rod (7), and the right side of the baffle (11) is fixedly connected with the supporting rod (7); a second screw (12) is arranged at the center of the bottom end of the inner cavity of the support rod (7) through a bearing; the inner ring of the bearing is in interference fit with the second screw (12), and the outer ring of the bearing is fixedly connected with the inner wall of the support rod (7); the top end of the second screw rod (12) penetrates through the baffle (11) and extends to the top end of the inner cavity of the support rod (7), the second screw rod (12) is connected with the baffle (11) through a bearing, the inner ring of the bearing is in interference fit with the second screw rod (12), and the outer ring of the bearing is fixedly connected with the inner wall of the baffle (11); the outer wall of the second screw rod (12) positioned at the top end of the baffle (11) is in threaded connection with a rectangular block (13), and the rectangular block (13) is inserted into the inner cavity of the support rod (7); a supporting plate (14) is arranged on the top wall surface of the rectangular block (13) extending out of the supporting rod (7); a first gear (15) is in interference fit with the bottom end of the outer wall of the second screw (12), and a second rotating rod (16) is mounted at the bottom end of the left side of the supporting rod (7) through a bearing; the inner ring of the bearing is in interference fit with the second rotating rod (16), and the outer ring of the bearing is fixedly connected with the inner wall of the supporting rod (7); a second gear (17) meshed with the first gear (15) is arranged in an inner cavity of the supporting rod (7) extending from the right side of the second rotating rod (16); a rocker (18) is arranged on the left side of the second rotating rod (16).
2. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: half of the area of the rolling ball (2) is larger than the area of the rolling ball (2) extending out of the bottom end wall surface of the base (1).
3. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: the inserted bar (5) is T-shaped.
4. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: the distance between the bottom end of the inserted rod (5) and the bottom end of the inner cavity of the cavity (4), the distance between the upper surface of the base (1) and the wall surface of the top end of the inner cavity of the outer frame (3) and the distance between the bottom end of the first screw rod (10) and the bottom end of the inner cavity of the base (1) are all larger than the maximum vertical distance between the wall surface of the bottom end of the outer frame (3) and the rolling ball (2).
5. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: the bottom wall surfaces of the base (1) and the outer frame (3) and the top wall surface of the support plate (14) are all arc-shaped; the bottom end wall surfaces of the base (1) and the outer frame (3) are protruded downwards, and the top end wall surface of the supporting plate (14) is protruded upwards.
6. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: and rubber pads are arranged on the bottom wall surface of the outer frame (3) and the top wall surface of the support plate (14).
7. The support device for the trenchless restoration pretreatment steel of the pipeline as claimed in claim 1, wherein: the first gear (15) and the second gear (17) are both conical gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855345.3U CN210069251U (en) | 2019-06-09 | 2019-06-09 | Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920855345.3U CN210069251U (en) | 2019-06-09 | 2019-06-09 | Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210069251U true CN210069251U (en) | 2020-02-14 |
Family
ID=69456769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920855345.3U Active CN210069251U (en) | 2019-06-09 | 2019-06-09 | Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210069251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738558A (en) * | 2022-03-30 | 2022-07-12 | 广州易探科技有限公司 | Non-excavation of pipeline is restoreed preliminary treatment steel support equipment |
-
2019
- 2019-06-09 CN CN201920855345.3U patent/CN210069251U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738558A (en) * | 2022-03-30 | 2022-07-12 | 广州易探科技有限公司 | Non-excavation of pipeline is restoreed preliminary treatment steel support equipment |
| CN114738558B (en) * | 2022-03-30 | 2022-11-29 | 广州易探科技有限公司 | Non-excavation of pipeline is restoreed preliminary treatment steel support equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210069251U (en) | Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement | |
| CN112894500B (en) | Municipal administration blow off pipeline installation system of processing before connection | |
| CN211574515U (en) | Trenchless pipeline repairing device | |
| CN216564273U (en) | Bird repeller electrified automatic dismounting device | |
| CN108889531B (en) | Oiling device for track bolt | |
| CN108970893B (en) | Railway sleeper bolt oiling station | |
| CN204565558U (en) | Round brush installation and removal device | |
| CN218801978U (en) | Hydraulic pin shaft withdrawing device | |
| CN214425412U (en) | Non-excavation of pipeline is restoreed preliminary treatment steel strutting arrangement | |
| CN202001034U (en) | Hydraulic clamping device and prop dismounting machine | |
| CN201711929U (en) | Device for detaching outer ring of tapered roller bearing | |
| CN216892732U (en) | Quick restoration formwork device of drain pipe | |
| CN214998068U (en) | Transmission high-pressure pump with planetary reduction mechanism | |
| CN214238025U (en) | Oil field plunger type water injection pump valve body takes out instrument | |
| CN218796375U (en) | Pipeline crushing device | |
| CN220433644U (en) | Anchor rod pulling device | |
| CN218780363U (en) | Movable grout platform truck | |
| CN219011961U (en) | Adjustable grouting device for constructional engineering | |
| CN103084406B (en) | Four-roll reversible type rolling mill pressure head installing structure | |
| CN217256006U (en) | Portable tool for maintaining petroleum plunger pump | |
| CN211113668U (en) | Temporary plugging structure for gaps of supporting piles | |
| CN214866347U (en) | Wind power generation rod rolling forming device | |
| CN218198575U (en) | Crawler tensioning auxiliary device for bulldozer | |
| CN203370625U (en) | Cavity clearing mechanism of cone crusher | |
| CN218454398U (en) | Anti-freezing rotary trash remover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |