CN117072771A - Spliced cement pipe lining structure and installation method thereof - Google Patents
Spliced cement pipe lining structure and installation method thereof Download PDFInfo
- Publication number
- CN117072771A CN117072771A CN202311039915.9A CN202311039915A CN117072771A CN 117072771 A CN117072771 A CN 117072771A CN 202311039915 A CN202311039915 A CN 202311039915A CN 117072771 A CN117072771 A CN 117072771A
- Authority
- CN
- China
- Prior art keywords
- cement pipe
- pipe lining
- driving
- splice
- clamping blocks
- 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.)
- Pending
Links
- 239000004568 cement Substances 0.000 title claims abstract description 85
- 238000009434 installation Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 21
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/22—Pipes composed of a plurality of segments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/12—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
- F16L3/1215—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing the pipe being fixed by rotation of an element
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a spliced cement pipe lining structure and an installation method thereof, the spliced cement pipe lining structure comprises a plurality of splice plates which are connected with each other, the surface of each splice plate is fixedly connected with a reinforcing strip, the reinforcing strips are used for being embedded into the inner surface of a cement pipe, wherein the cement pipe lining is formed by mutually connecting a plurality of arc splice plates.
Description
Technical Field
The invention relates to the technical field of cement pipe linings, in particular to a spliced cement pipe lining structure and an installation method thereof.
Background
The cement pipe lining takes steel or a hard structure as a pipeline framework outside, and takes wear-resistant, corrosion-resistant and high-temperature-resistant plastic or other materials as a lining layer, so that the effect of pipeline conveying media on the external structure, such as impact force, corrosion and the like, is reduced through the physical and chemical properties of the materials, the service life of a pipeline is greatly prolonged, and the cost of a user is reduced.
The existing cement pipe lining is basically formed integrally, when the cement pipe lining is extruded once, defects are easy to occur due to the large extruded area, once the defects occur, the extruded cement pipe lining cannot be used, the space occupied by the cement pipe lining in the shape of a direct extrusion pipe in the later transportation is large, the transportation is inconvenient, the existing lining surface is smooth, and when the cement pipe is manufactured, an adhesive is added to increase the bonding capacity with the cement pipe lining, and the cement pipe lining is still likely to fall off by connecting the cement pipe lining in the mode.
Disclosure of Invention
The invention aims to provide a spliced cement pipe lining structure and an installation method thereof, wherein the cement pipe lining is formed by connecting a plurality of arc-shaped splice plates, and the cement pipe lining with the structure is convenient to produce in the earlier stage and transport after production.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a concatenation formula cement pipe lining structure, includes a plurality of interconnect's splice plate, the fixed surface of splice plate has the enhancement strip, the enhancement strip is used for burying the internal surface of cement pipe, the cross-section of enhancement strip is "T" font setting, one side on splice plate surface is provided with the buckle, be the concave shape setting in the buckle, be provided with the stopper on the surface of splice plate, the cross-section of stopper is "arrow" shape setting to the surface of stopper and the internal surface looks adaptation of buckle.
As a further scheme of the invention: one end face of the splice plate is a sealing contact part, the other end face of the splice plate is a sealing matching part, and the surface of the sealing contact part is contacted with the surface of the sealing matching part.
As a further scheme of the invention: the utility model discloses a splice plate, including splice plate, connecting spring's one end and connecting block's fixed surface, the both sides of splice plate internal surface all are provided with connection fixture block and connecting plate, the connection fixture block is used for wrapping up the connecting plate, the through-hole has been seted up to the internal surface sliding connection of through-hole has the connecting rod that carries out spacing to the connecting plate, the last through-hole that connects with connecting rod looks adaptation of running through of connecting plate, the surface cover of connecting rod is equipped with connecting spring, wherein connecting spring's one end and connecting fixture block's fixed surface are connected.
As a further scheme of the invention: the terminal surface of connecting rod is the hemisphere setting, the both sides of connecting plate all set up to gradual change portion, gradual change portion is used for promoting the connecting rod and slides at the internal surface of through-hole.
The invention also discloses an installation method of the spliced cement pipe lining structure, which specifically comprises the following steps:
step one: inserting the first splice plate into the mounting device, rotating the mounting device, then inserting the second splice plate into the mounting device along one side of the first splice plate, wherein the sealing contact part contacts with the surface of the sealing matching part, and the limiting block is inserted into the buckle so as to be connected with each other;
step two: repeating the first step to connect the splice plates in turn, and forming the splice plates into a closed ring shape to form a pipeline cement pipe lining;
step three: the other end in the erection equipment splices the cement pipe inside lining to make the connecting plate on the cement pipe inside lining of one side shift into the inside of the cement pipe inside lining connection fixture block of opposite side through erection equipment, and make the connecting rod insert the inside of connecting the through-hole, thereby with two cement pipe inside linings interconnect.
As a further scheme of the invention: the installation equipment comprises a base positioned on the ground, wherein supporting rings are symmetrically arranged at the top of the base, driving rings are symmetrically arranged at the two sides of the top of the splice plate, rotating sleeves capable of rotating are arranged on the inner surfaces of the supporting rings and the driving rings, a plurality of limiting clamping blocks are fixedly connected to the inner surfaces of the rotating sleeves, and the limiting clamping blocks are used for limiting the reinforcing strips.
As a further scheme of the invention: the base is characterized in that driving motors are arranged on two sides of the top of the base, driving gears are fixedly connected to the output ends of the driving motors, side grooves are formed in the surfaces of the driving rings, a plurality of gear teeth are arranged on the outer surfaces of the rotating sleeves located in the driving rings, and the gear teeth are connected with the driving gears in a meshed mode.
As a further scheme of the invention: the using method of the installation equipment comprises the following steps: the reinforcing strips on the splice plates are inserted into the corresponding limiting clamping blocks, so that a plurality of splice plates are connected, the cement pipe lining is installed in one group of supporting rings and driving rings, the cement pipe lining is installed in the other group of supporting rings and driving rings, the cement pipe linings on two sides are pushed to be contacted with the end faces of the two cement pipe linings, the connecting clamping blocks and the connecting plates on the two cement pipe linings are in a staggered state, at the moment, the driving motors on the two sides are started to rotate in opposite directions, so that the driving gears rotate, the meshing relationship between gear teeth and the driving gears is utilized, the rotating sleeve in the driving rings is further driven to rotate, the cement pipe linings are driven to rotate, the connecting clamping blocks and the connecting plates are connected, and the two cement pipe linings are connected.
The invention has the beneficial effects that:
(1) The cement pipe lining is formed by connecting the arc splice plates, the splice plates are used as production units for injection molding extrusion in the early production, the yield of the cement pipe lining can be improved compared with the integral cement pipe lining with larger area which is directly extruded, the area occupied by the later transportation is smaller and the cement pipe lining is easy to transport, and the raised reinforcing strips are arranged on the surface of the splice plates, so that the reinforcing strips can be embedded into the cement pipe during the preparation of the cement pipe, the connection relation of the reinforcing strips can be enhanced, the splice plates can be rapidly assembled by using the buckle heads and the limiting blocks which are arranged on the splice plates, the contact area with the inner wall of the cement pipe can be increased, and the connection stability can be enhanced.
(2) According to the invention, the sealing contact part and the sealing matching part are arranged on the surface of the splice plate in an extending manner, when the two splice plates are connected with each other, the joint of the two splice plates can be sealed in a surface contact manner, so that gaps are prevented from occurring between the two splice plates, meanwhile, the connecting clamping blocks and the connecting plates are arranged on the two end surfaces of the splice plates, and the connecting rods can be inserted into the connecting through holes on the connecting plates by utilizing the connecting rods and the connecting springs on the connecting clamping blocks, so that the spliced two cement pipe linings can be connected in such a manner, the connection is faster, the operation is more convenient, and the application range of the cement pipe linings can be improved.
(3) According to the invention, the reinforcing strips can be limited through the limiting clamping blocks in the mounting equipment and are matched with the rotatable rotating sleeve, when the cement pipe lining is spliced, the splicing plates are only required to be inserted into the driving ring and the supporting ring, so that the reinforcing strips are arranged in the limiting clamping blocks, the rapid connection of the splicing plates can be completed, and after the cement pipe lining is spliced, the connecting clamping blocks are rotated into the corresponding connecting plates through the rotation of the connecting sleeves in the two driving rings, so that the two cement pipe linings can be rapidly connected, and the practicability is further improved.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a side view of the exterior structure of a cement pipe liner of the present invention;
FIG. 2 is a side view of the outer structure of the splice plate of the present invention;
FIG. 3 is a schematic diagram of the connection of the connecting block and the connecting plate according to the present invention;
fig. 4 is a front view showing a use state of the mounting apparatus in the present invention;
fig. 5 is a side view showing a state of use of the mounting apparatus of the present invention.
In the figure: 1. splice plates; 2. reinforcing strips; 3. a buckle head; 4. a limiting block; 5. sealing the contact portion; 6. a seal mating portion; 7. connecting a clamping block; 8. a connecting plate; 9. a connecting through hole; 10. a connecting rod; 11. a gradual change part; 12. a through hole; 13. a connecting spring; 14. a base; 15. a support ring; 16. a drive ring; 17. a rotating sleeve; 18. a driving motor; 19. a drive gear; 20. side grooving; 21. gear teeth; 22. and a limiting clamping block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the invention discloses a spliced cement pipe lining structure, which comprises a plurality of splice plates 1 which are connected with each other, wherein a reinforcing strip 2 is fixedly connected to the surface of the splice plates 1, the reinforcing strip 2 is used for being embedded into the inner surface of a cement pipe to increase the contact area with the inner wall of the cement pipe, and the cross section of the reinforcing strip 2 is in a T-shaped arrangement, so that the stability of the connection between the cement pipe and the splice plates 1 is enhanced when the cement pipe is poured, a buckle head 3 is arranged on one side of the surface of the splice plates 1, the buckle head 3 is arranged in a concave shape, a limiting block 4 is arranged on the surface of the splice plates 1, the cross section of the limiting block 4 is in an arrow shape, the outer surface of the limiting block 4 is matched with the inner surface of the buckle head 3, and the arrow-shaped limiting block 4 can be quickly inserted into the buckle head 3 in a pressing manner to deform the buckle head 3, so that the limiting block 4 is inserted into the buckle head 3.
One end face of the splice plate 1 is a sealing contact part 5, the other end face of the splice plate 1 is a sealing matching part 6, and the surface of the sealing contact part 5 is contacted with the surface of the sealing matching part 6, so that the phenomenon that a large gap appears at a joint due to production errors and liquid leakage appears in use can be avoided.
In order to enable two cement pipe inside linings to be connected with each other, the both sides of splice plate 1 internal surface all are provided with connection fixture block 7 and connecting plate 8, connection fixture block 7 is used for wrapping up connecting plate 8, through hole 12 has been seted up to one side of connection fixture block 7, the internal surface sliding connection of through hole 12 has connecting rod 10 spacing to connecting plate 8, connecting through hole 9 with connecting rod 10 looks adaptation has been seted up to last running through of connecting plate 8, the surface cover of connecting rod 10 is equipped with connecting spring 13, wherein the one end of connecting spring 13 and the fixed surface of connecting fixture block 7 are connected, the terminal surface of connecting rod 10 is hemispherical setting, the both sides of connecting plate 8 all set up to gradual change portion 11, gradual change portion 11 is used for promoting connecting rod 10 and slides at the internal surface of through hole 12, when connecting plate 8 slides into the inside of connecting fixture block 7, gradual change portion 11 can promote connecting rod 10 and slide in through hole 12, in order to realize that connecting rod 10 inserts the inside of connecting through hole 9.
The invention also discloses an installation method of the spliced cement pipe lining structure, which comprises the following steps:
step one: inserting the first splice plate 1 into the limit clamping block 22 in the installation equipment, starting the driving motor 18 to rotate, driving the driving gear 19 to rotate, driving the rotating sleeve 17 in the driving ring 16 to rotate by utilizing the meshing relationship between the gear teeth 21 and the driving gear 19, further driving the splice plate 1 to rotate, then inserting the second splice plate 1 into the other group of limit clamping blocks 22 along one side of the first splice plate 1, wherein the sealing contact part 5 contacts with the surface of the sealing matching part 6, and the limit blocks 4 are inserted into the buckling heads 3 to be connected with each other;
step two: the first step is repeated to sequentially connect a plurality of splice plates 1, and the splice plates 1 are formed into a closed ring shape, so that the installation of the lining of the pipeline cement pipe is completed between a group of support rings 15 and driving rings 16;
step three: the other group of supporting rings 15 and driving rings 16 in the installation equipment are used for splicing the cement pipe linings, the two cement pipe linings are contacted with each other by pushing the cement pipe linings at the two sides, the connecting clamping blocks 7 and the connecting plates 8 on the two cement pipe linings are in a staggered state, at the moment, the driving motors 18 at the two sides are started to rotate in opposite directions, so that the driving gears 19 rotate, the connecting plates 8 on the cement pipe linings at one side are rotated into the connecting clamping blocks 7 on the cement pipe linings at the other side, the gradual change parts 11 on the connecting plates 8 push the connecting rods 10 to slide on the inner surfaces of the through holes 12, the connecting springs 13 are further lengthened until the connecting rods 10 move to one side of the connecting through holes 9, and at the moment, the connecting rods 10 are inserted into the connecting through holes 9 under the pushing of the connecting springs 13, so that the two cement pipe linings are connected with each other.
The installation equipment comprises a base 14 positioned on the ground, support rings 15 are symmetrically arranged at the top of the base 14, driving rings 16 are symmetrically arranged at the two sides of the top of the splice plate 1, rotating sleeves 17 capable of rotating are arranged on the inner surfaces of the support rings 15 and the driving rings 16, a plurality of limiting clamping blocks 22 are fixedly connected to the inner surfaces of the rotating sleeves 17, the limiting clamping blocks 22 are used for limiting the reinforcing strips 2, the position of the splice plate 1 is positioned, driving motors 18 are arranged on the two sides of the top of the base 14, driving gears 19 are fixedly connected to the output ends of the driving motors 18, side grooves 20 are formed in the surfaces of the driving rings 16, a plurality of gear teeth 21 are arranged on the outer surfaces of the rotating sleeves 17 positioned in the driving rings 16, the gear teeth 21 are meshed with the driving gears 19, and through the rotation of the driving rotating sleeves 17, the splice plate 1 can be rapidly inserted into the installation equipment, namely, the splice plate 1 is matched with the rotation of the rotating sleeves 17 only by being inserted into the installation equipment in one direction, and simultaneously, and the two cement lining pipes can be rapidly connected with each other.
The foregoing describes one embodiment of the present invention in detail, but the disclosure is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (8)
1. The utility model provides a concatenation formula cement pipe lining structure, its characterized in that, splice plate (1) including a plurality of interconnect, the fixed surface of splice plate (1) is connected with reinforcing bar (2), reinforcing bar (2) are used for burying the internal surface of cement pipe, the cross-section of reinforcing bar (2) is "T" font setting, one side of splice plate (1) surface is provided with buckle (3), be the concave form setting in buckle (3), be provided with stopper (4) on the surface of splice plate (1), the cross-section of stopper (4) is "arrow" shape setting to the surface of stopper (4) and the internal surface looks adaptation of buckle (3).
2. The spliced cement pipe lining structure according to claim 1, wherein one end face of the splice plate (1) is a sealing contact portion (5), and the other end face of the splice plate (1) is a sealing mating portion (6), and a surface of the sealing contact portion (5) is in contact with a surface of the sealing mating portion (6).
3. The spliced cement pipe lining structure according to claim 1, wherein connecting clamping blocks (7) and connecting plates (8) are arranged on two sides of the inner surface of the splice plate (1), the connecting clamping blocks (7) are used for wrapping the connecting plates (8), through holes (12) are formed in one sides of the connecting clamping blocks (7), connecting rods (10) for limiting the connecting plates (8) are slidably connected to the inner surfaces of the through holes (12), connecting through holes (9) matched with the connecting rods (10) are formed in the upper portions of the connecting plates (8) in a penetrating mode, connecting springs (13) are sleeved on the surfaces of the connecting rods (10), and one ends of the connecting springs (13) are fixedly connected with the surfaces of the connecting clamping blocks (7).
4. A spliced cement pipe lining structure according to claim 3, characterized in that the end face of the connecting rod (10) is hemispherical, two sides of the connecting plate (8) are provided with gradual change parts (11), and the gradual change parts (11) are used for pushing the connecting rod (10) to slide on the inner surface of the through hole (12).
5. The installation method of the spliced cement pipe lining structure is characterized by comprising the following steps of:
step one: inserting the first splice plate (1) into the mounting equipment, rotating the mounting equipment, then inserting the second splice plate (1) into the mounting equipment along one side of the first splice plate (1), wherein the sealing contact part (5) is contacted with the surface of the sealing matching part (6), and the limiting block (4) is inserted into the buckle head (3), so that the two splice plates are connected with each other;
step two: repeating the first step, sequentially connecting a plurality of splice plates (1), and forming a plurality of splice plates (1) into a closed ring shape to form a pipeline cement pipe lining;
step three: the other end in the installation equipment is spliced with the cement pipe lining, the connecting plate (8) on one side of the cement pipe lining is shifted into the inside of the connecting clamping block (7) of the cement pipe lining on the other side through the installation equipment, and the connecting rod (10) is inserted into the inside of the connecting through hole (9), so that the two cement pipe linings are connected with each other.
6. The installation method of the spliced cement pipe lining structure according to claim 5, wherein the installation equipment comprises a base (14) positioned on the ground, support rings (15) are symmetrically arranged at the top of the base (14), driving rings (16) are symmetrically arranged at two sides of the top of the splice plate (1), rotatable rotating sleeves (17) are arranged on the inner surfaces of the support rings (15) and the driving rings (16), a plurality of limiting clamping blocks (22) are fixedly connected to the inner surfaces of the rotating sleeves (17), and the limiting clamping blocks (22) are used for limiting the reinforcing strips (2).
7. The installation method of the spliced cement pipe lining structure according to claim 6, wherein driving motors (18) are arranged on two sides of the top of the base (14), driving gears (19) are fixedly connected to the output ends of the driving motors (18), side grooves (20) are formed in the surface of the driving ring (16), a plurality of gear teeth (21) are arranged on the outer surface of the rotating sleeve (17) located in the driving ring (16), and the gear teeth (21) are in meshed connection with the driving gears (19).
8. The method for installing a lining structure of a spliced cement pipe according to claim 7, wherein the installation equipment is used as follows: the reinforcing strips (2) on the splice plates (1) are inserted into the corresponding limiting clamping blocks (22), so that the splice plates (1) are connected, the cement pipe lining is installed inside one group of supporting rings (15) and driving rings (16), the cement pipe lining is installed inside the other group of supporting rings (15) and driving rings (16), at the moment, the cement pipe lining on two sides is pushed to enable the end faces of the two cement pipe linings to be in contact, the connecting clamping blocks (7) on the two cement pipe linings and the connecting plate (8) are in a staggered state, at the moment, the driving motors (18) on the two sides are started to rotate in opposite directions, so that the driving gears (19) rotate, the meshing relation of the gear teeth (21) and the driving gears (19) is utilized, the rotating sleeve (17) in the driving rings (16) is further driven to rotate, the cement pipe lining is driven to rotate, the connecting clamping blocks (7) are connected with the connecting plate (8), and the two cement pipe linings are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311039915.9A CN117072771A (en) | 2023-08-17 | 2023-08-17 | Spliced cement pipe lining structure and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311039915.9A CN117072771A (en) | 2023-08-17 | 2023-08-17 | Spliced cement pipe lining structure and installation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117072771A true CN117072771A (en) | 2023-11-17 |
Family
ID=88718974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311039915.9A Pending CN117072771A (en) | 2023-08-17 | 2023-08-17 | Spliced cement pipe lining structure and installation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117072771A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117287570A (en) * | 2023-11-24 | 2023-12-26 | 张家港市锦力标准件制造有限公司 | Pipeline fastener and supporting system |
-
2023
- 2023-08-17 CN CN202311039915.9A patent/CN117072771A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117287570A (en) * | 2023-11-24 | 2023-12-26 | 张家港市锦力标准件制造有限公司 | Pipeline fastener and supporting system |
| CN117287570B (en) * | 2023-11-24 | 2024-02-06 | 张家港市锦力标准件制造有限公司 | Pipeline fastener and supporting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN117072771A (en) | Spliced cement pipe lining structure and installation method thereof | |
| CN116906016B (en) | Water injection anticorrosion central tube | |
| CN210779936U (en) | Power cable protection pipe convenient to connect | |
| CN111503419A (en) | Underground sewage pipeline non-excavation stainless steel expansion ring joint repairing construction method | |
| CN110274090B (en) | Composite anti-shearing pipeline | |
| CN204113301U (en) | Big cross section rectangular top pipe tube coupling | |
| CN112065293B (en) | Oil pipe for tensile high-hardness oil field | |
| CN114458237A (en) | Multifunctional soluble bridge plug | |
| CN115450357B (en) | A integrated configuration board for assembled building | |
| CN218027248U (en) | Waterproof connecting structure for concrete box culvert joint | |
| CN110056727B (en) | Portable joint for double-wall corrugated pipe | |
| CN114855589B (en) | Prefabricated segment bridge joint structure and construction method | |
| CN218206704U (en) | Inter-ring joint and duct piece assembly | |
| CN219994636U (en) | Seepage-proofing structure of water supply and drainage pipeline of building | |
| CN216618782U (en) | Fixing device is used in municipal administration pipeline installation | |
| CA2094864C (en) | Lining of sewers and the like | |
| CN217784491U (en) | Easy-to-assemble sewage pipeline for municipal roads | |
| CN218843339U (en) | Fast-assembling device, fast-assembling subassembly and gas film structure of gas film structure | |
| CN221074254U (en) | Segment outer ring surface caulking mechanism for subway shield and segment for subway shield | |
| CN219639727U (en) | High-temperature pipeline flange joint | |
| CN216408120U (en) | Connecting equipment for joint plastic pipe connector | |
| CN219388982U (en) | Steel band reinforcing spiral PE bellows | |
| CN221080868U (en) | Strong-current leakage-proof sleeve for external wall of ground warehouse and leakage-proof test device thereof | |
| CN115139554B (en) | Detachable spiral pipeline repairing device | |
| CN218935539U (en) | Corrugated pipe with high compressive strength |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |