CN217601521U - Bolted connection antiseep concrete inspection shaft and pipeline connecting system - Google Patents
Bolted connection antiseep concrete inspection shaft and pipeline connecting system Download PDFInfo
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- CN217601521U CN217601521U CN202221917642.4U CN202221917642U CN217601521U CN 217601521 U CN217601521 U CN 217601521U CN 202221917642 U CN202221917642 U CN 202221917642U CN 217601521 U CN217601521 U CN 217601521U
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- 238000007789 sealing Methods 0.000 claims description 41
- 229910000831 Steel Inorganic materials 0.000 claims description 8
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- 238000004026 adhesive bonding Methods 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000000314 lubricant Substances 0.000 claims description 4
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
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- 238000000034 method Methods 0.000 abstract description 9
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Abstract
The utility model belongs to the technical field of the inspection shaft technique and specifically relates to a bolted connection antiseep concrete inspection shaft and pipe connection system are provided, the concrete inspection shaft includes concrete inspection shaft body, sleeve and bolt assembly: the concrete inspection well body is square; a socket is formed in the wall of the concrete inspection well body; the bolt assemblies are pre-embedded at two sides of the bell and spigot and detachably connected with the side wall of the concrete inspection well body; the sleeve is pre-embedded in the socket and communicated with the interior of the concrete inspection well body; the sleeve is fastened with the concrete inspection well body through a bolt assembly and is flush with the outer surface of the concrete inspection well body; the pipe connection system further includes a socket pipe and a bellows. Its aim at is used for solving current square concrete inspection shaft and the pipe connection inefficiency, the easy seepage that appears in seam crossing, connected mode is complicated and the inconvenient problem of transportation.
Description
Technical Field
The utility model relates to an inspection shaft technical field particularly, relates to a bolted connection antiseep concrete inspection shaft and pipe connection system.
Background
Inspection wells are vertical wells installed at intervals or at certain fixed positions in underground pipelines, and are generally installed at turning places, intersection places, pipe diameter or gradient changing places of drainage pipelines, cable pipelines and the like, at intervals on straight pipe sections and at drop places of drainage pipelines. The inspection well is a pipeline system infrastructure which is convenient to maintain for power supply, water drainage, pollution discharge, telecommunication and the like of the urban underground infrastructure.
At present, the connection mode between current square brick inspection shaft or prefabricated square concrete inspection shaft and the plastic conduit is: the pipe is inserted into a reserved hole of the square concrete inspection well, then the concrete is adopted for joint filling connection, and the prior art of the connection mode has the following problems:
1. the square brick inspection well or the prefabricated square concrete inspection well is of a rigid structure, while the plastic pipeline is of a flexible structure, and the square concrete inspection well and the pipeline are deformed to different degrees under the load action of the combined pipeline system, so that the maintenance frequency of the pipeline system is high;
2. the whole construction efficiency of the prior art is low, and the joint filling position of the square concrete inspection well and the plastic pipeline is easy to leak, has potential safety quality hazards and causes environmental pollution;
3. the existing prefabricated square concrete inspection well is easy to be damaged in the transportation process because the pipe fitting part can protrude out of the inspection well in the transportation process;
4. when the existing prefabricated square concrete inspection well is in use, the connection pipe fitting and the concrete inspection well are easy to slip caused by unstable fixation, so that the inspection well leaks;
therefore, a bolt connection anti-leakage concrete inspection well and a pipeline connection system are provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bolted connection antiseep concrete inspection shaft and pipe connection system for solve among the background art current square concrete inspection shaft and low, the seam crossing seepage easily appears with pipe connection efficiency, connected mode is complicated and transport inconvenient problem.
The embodiment of the utility model provides a bolted connection antiseep concrete inspection shaft, including concrete inspection shaft body, sleeve and bolt assembly: the concrete inspection well body is square; a socket is formed in the wall of the concrete inspection well body; the bolt assemblies are pre-embedded at two sides of the bell and spigot and are detachably connected with the side wall of the concrete inspection well body; the sleeve is pre-embedded in the socket and communicated with the interior of the concrete inspection well body; the sleeve is fastened with the concrete inspection well body through the bolt assembly, and the sleeve is flush with the outer surface of the concrete inspection well body.
Through adopting above-mentioned technical scheme, precast concrete inspection shaft body and prefabricated sleeve are difficult for receiving the damage in the transportation, carry on spacingly through the precast bolt subassembly to the sleeve, strengthen the leak protection performance of square concrete inspection shaft, still be convenient for connect bellmouth pipe fitting or bellows simultaneously when the construction to different demands during the satisfying construction.
Furthermore, an elastic sealing ring is further arranged on the sleeve, and the sleeve is in sliding connection with the concrete inspection well body through a socket and spigot by adopting a lubricating agent.
Through adopting above-mentioned technical scheme, can effectively promote the leakproofness of sleeve and concrete inspection shaft body combination department, effectively solve current connected mode's seepage problem, can reduce when installing the sleeve and the frictional resistance between the concrete inspection shaft body through emollient, avoid elastic seal to receive the damage.
Furthermore, the elastic sealing ring can be made of ethylene propylene diene monomer rubber, nitrile rubber or silicon rubber, at least two groups of sealing steps are arranged on the elastic sealing ring, and the elastic sealing ring is connected with the sleeve through gluing.
Through adopting above-mentioned technical scheme, the elasticity sealing washer adopts the material that has resistant oil, acid, alkali, sewage corrosion behavior, does benefit to the sealing performance who keeps the concrete inspection shaft body for a long time, can prevent through sticky connected mode that the elasticity sealing washer from sliding when the installation, through set up at least two sets of sealed steps on the elasticity sealing washer, can further promote the leakproofness.
Furthermore, the sleeve is close to the both sides of concrete inspection shaft body one end and still is equipped with spacing fender ring.
Through adopting above-mentioned technical scheme, spacing fender ring and bolt assembly cooperation are used, realize having solved the problem that the sleeve slided to telescopic two-way spacing.
The utility model also provides a pipe connection system, including the concrete inspection shaft, connection system still includes bellmouth pipe fitting and bellows: the socket pipe fitting is inserted into one end, far away from the inspection well body, of the sleeve, and the corrugated pipe is inserted into the other end of the socket pipe fitting.
By adopting the technical scheme, the bellmouth pipe fitting is used as the intermediate connecting piece, so that the integral bearing capacity of the pipeline system is favorably improved.
Further, the periphery of the socket pipe fitting is sequentially sleeved with a steel skeleton and a rubber layer.
By adopting the technical scheme, the capability of bearing radial deformation of the pipeline system on the basis of not losing structural integrity is effectively improved.
Furthermore, the sleeve and the socket pipe are connected by gluing.
Through adopting above-mentioned technical scheme, through adhesive bonding, convenient and fast.
The beneficial effects of the utility model include:
1. the utility model discloses a square concrete inspection shaft adopts the mode of moulding plastics integrated into one piece, and the holistic pressure-bearing performance of well bore is good, long service life has solved the problem that current square concrete inspection shaft and plastics tubular product or other tubular products are connected inefficiency, the steadiness is poor and easy to produce the seepage of seam crossing, and the inclined angle can realize 1 ~ 10 no seepage after tubular product and square concrete cement well are connected, still is favorable to environmental ecology protection when guaranteeing pipe-line system safety, reliable;
2. the utility model discloses a but pipe connection system wide application still is convenient for dismantle the maintenance work to pipe system in municipal pipe connection under the different geological conditions.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a pipe connection system according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 1.
An icon: the concrete inspection well comprises a concrete inspection well body, a sleeve, a bolt component, an elastic sealing ring, a limiting baffle ring, a sleeve, a bolt component, a sealing ring, a limiting baffle ring, a socket pipe fitting, a corrugated pipe, a steel skeleton and a rubber layer, wherein the concrete inspection well body comprises 1 parts, 2 parts, 3 parts, a bolt component, 4 parts, 5 parts, the limiting baffle ring, 6 parts, 7 parts, the corrugated pipe, 8 parts, the steel skeleton and 9 parts, wherein the rubber layer is arranged.
Detailed Description
The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in the embodiment of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. It should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed in use of the products of the present invention, and are only used for convenience in describing and simplifying the present application, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
The utility model discloses at least one embodiment provides a bolted connection antiseep concrete inspection shaft, including concrete inspection shaft body 1, sleeve 2 and bolt assembly 3: the concrete inspection well body 1 is square; a socket is formed in the wall of the concrete inspection well body 1; the bolt assemblies 3 are pre-embedded at two sides of the bell and spigot and are detachably connected with the side wall of the concrete inspection well body 1; the sleeve 2 is pre-embedded in the socket and communicated with the interior of the concrete inspection well body 1; the sleeve 2 is fastened with the concrete inspection well body 1 through the bolt assembly 3, and the sleeve 2 is flush with the outer surface of the concrete inspection well body 1.
According to the bolted antiseep concrete inspection well provided by the embodiment of the disclosure, the concrete inspection well body 1 can be manufactured and molded by adopting a technology of prefabricating and pouring reinforced concrete in a factory, and then is transported to a construction site to be installed by using hoisting equipment; configuring the socket as a through hole matched with the size of the sleeve 2 in the prefabrication process; bolt through holes matched with the bolt assemblies 3 are reserved on two sides of a bell and spigot of the concrete inspection well body 1 in advance in the prefabricating process, and the bolt assemblies 3 are matched with the sleeves 2; still should reserve the clearance that has enough installation elastic seal 4 between bell and spigot and the sleeve 2, on this basis, during the construction only need with concrete inspection shaft body 1 transport to job site can, because sleeve 2 flushes with the surface of concrete inspection shaft body 1, therefore the holistic transportation loading of concrete inspection shaft of being convenient for, not only effectively solved current connected mode unstable, the problem of easy the seepage that appears has still reduced transportation and construction cost, above-mentioned concrete inspection shaft still is applicable to lug connection bell pipe fitting 6 and/or bellows 7 simultaneously, the demand of multiple different construction types has been satisfied.
Fig. 1 is a schematic structural diagram of a pipe connection system according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 1.
For example, as shown in fig. 2, an elastic sealing ring 4 is further arranged on the sleeve 2, the sleeve 2 is slidably connected with the concrete inspection well body 1 through a socket by using a lubricant, the specification and the size of the elastic sealing ring 4 are matched with those of the sleeve 2, the surface of the elastic sealing ring 4 is smooth and flat and is free from defects such as air holes, cracks, damages and the like, and the sealing property between the sleeve 2 and the concrete inspection well body 1 is improved through the elastic sealing ring 4; adopt for example the lower emollient lubrication of cost such as soapy water, liquid detergent when being connected between sleeve 2 and the inspection shaft body 1 between the junction, reduce the frictional force between sleeve 2 and the concrete inspection shaft 1 through emollient, can effectively avoid the fragile problem of elastic seal 4 when the installation, played the technological effect of quick installation simultaneously.
For example, the elastic sealing ring 4 may be made of ethylene propylene diene monomer, nitrile rubber or silicone rubber, at least two sets of sealing steps should be disposed on the elastic sealing ring 4, the elastic sealing ring 4 and the sleeve 2 are connected by gluing, the sealing performance of the elastic sealing ring 4 is further ensured by the at least two sets of sealing steps, the problem of sliding of the elastic sealing ring 4 during installation can be prevented by adopting a connection mode of super glue gluing, the elastic sealing ring 4 can be made of three different materials, the hardness grade of the elastic sealing ring 4 should not be lower than 70, and the expansion gap between the elastic sealing ring 4 and the sleeve 2 is preferably 10mm.
For example, as shown in fig. 2, two sides of one end, close to the concrete inspection well body 1, of the sleeve 2 are further provided with limiting stop rings 5, and the sleeve 2 and the concrete inspection well body 1 are subjected to bidirectional limiting through bolt assemblies 3 and the limiting stop rings 5, so that the problem that the prefabricated concrete inspection well body 1 is prone to slipping after being connected with the sleeve 2 in actual application is solved.
The utility model also provides a pipe connection system, concrete inspection shaft, connection system still includes bellmouth pipe fitting 6 and bellows 7: the socket pipe fitting 6 is inserted at one end, far away from the inspection well body, of the sleeve 2, and the corrugated pipe 7 is inserted at the other end of the socket pipe fitting 6.
The corrugated pipe 7 in the pipeline connecting system provided by the embodiment of the disclosure can be a pipeline which is modified by common properties of grafted polyethylene, polyvinyl chloride resin and high polymer materials, has a double-layer structure in the cross section of the pipeline manufactured by a double-composite co-extrusion molding process, has a smooth and flat inner wall and an equidistant arrangement of outer walls, has a trapezoidal corrugated shape, has good sealing property, and can effectively prevent the leakage problem, two ends of the corrugated pipe 7 are respectively configured to be a socket end and an interface end, and the interface end of the corrugated pipe 7 is matched with the sleeve 2; the two ends of the socket pipe fitting 6 are configured as a socket end and a connector end matched with the corrugated pipe 7 and the sleeve 2; in practical application, when the connecting system needs to be applied to main municipal pipeline connecting systems for passing through expressways, railways, high-grade pavements and the like, the pressure bearing capacity of the pipeline system can be improved by additionally arranging the bell-mouthed pipe fitting 6, and a metal protective sleeve with the inner diameter being at least 300mm larger than that of the pipe fitting can be additionally arranged in the connecting system, so that the construction safety and quality are further ensured.
For example, as shown in fig. 3, a steel skeleton 8 and a rubber layer 9 are sequentially sleeved on the periphery of the socket pipe 6, the steel skeleton 8 is used for enhancing the bearing capacity of the socket pipe 6, the rubber layer 9 is used for improving the sealing performance of the socket pipe 6, and the elastic sealing ring 4 in the above embodiment is combined to further ensure the anti-leakage performance of the whole pipe system after connection.
For example, as shown in fig. 1, the sleeve 2 and the socket pipe 6 are also connected by gluing.
The construction method of the present disclosure is explained as follows:
s1: before construction, a pouring mold is used for producing a concrete inspection well body 1, an anti-leakage sleeve 2 and a bolt assembly 3 are embedded during production, and an elastic sealing ring 4 is installed on a contact surface of the concrete inspection well body 1 and the sleeve 2;
s2: before construction, after the concrete inspection well body 1 is cured, a limiting stop ring 5 is arranged at the rear end of the sleeve 2, and the limiting stop ring 5 and the bolt assembly 3 realize bidirectional limiting on the sleeve 2;
s3: during construction, the pipe fittings are sequentially spliced with the sleeves 2;
s4: after construction, a deflection angle test is carried out, specifically, after the corrugated pipe 7 is connected with the concrete inspection well body 1, a groove is dug at the bottom of the corrugated pipe 7 to enable the deflection angle of a connecting port of the corrugated pipe 7 and the sleeve 2 to reach 10 degrees, meanwhile, the water seal height is guaranteed to be at least 2 meters, and at the moment, no leakage condition exists between the corrugated pipe 7 and the concrete inspection well.
The construction method provided by the embodiment of the disclosure has the advantages of high overall construction speed and short period, and can reduce the influence and pollution to the surrounding environment in the construction process, specifically, the step 1 further comprises the following steps: before connection, whether the elastic sealing ring 4 is matched with the sleeve 2 or not is checked firstly, the elastic sealing ring 4 is connected with the sleeve 2 by using a super glue after the installation position of the elastic sealing ring 4 is confirmed, and the elastic sealing ring 4 is prevented from sliding, and finally, when the sleeve 2 is connected with the concrete inspection well body 1, the joint is coated with soap water, a lubricant with low cost such as detergent and the like in advance, so that the friction force between the sleeve 2 and the concrete inspection well body 1 is reduced, and the technical effect of quick installation can be achieved while the elastic sealing ring 4 is effectively prevented from being damaged in the installation process.
Specifically, the step 2 further comprises: before being connected with the pipe fitting, the concrete inspection well body 1 should check and accept the foundation of job site earlier, if have bad foundation, bad soil layer and lead to the condition that foundation bearing capacity is not enough, should deal with the foundation and consolidate and handle to the foundation and accord with the designing requirement after, just can carry out the construction of pipe connection system.
Specifically, the step 3 further comprises: the insertion depth of each pipe fitting is confirmed firstly during construction, a telescopic gap is reserved between the bottom of the socket end and the bottom of the socket end of each pipe fitting, the cleanness of the pipe fittings is guaranteed in the construction process, and construction debris is prevented from falling into a pipeline system.
Specifically, the step 3 further comprises: after the joints between the pipe fittings are closed, a steel ruler can be adopted to check whether the installation positions of the pipe fittings are correct along the joint gaps between the pipe fittings along the circumferential direction, and the axis of the pipeline connecting system is ensured to be kept flat.
For example, the step 3 specifically includes: during construction, the socket end of the corrugated pipe 7 is inserted into the sleeve 2 and is glued, the socket end of the corrugated pipe 7 is circularly connected with a new corrugated pipe, the sleeve 2 is directly connected with the corrugated pipe 7 in the construction mode, pipe fittings required by a pipeline connecting system are reduced, and the problem that leakage easily occurs in the existing connecting mode is solved while the cost is reduced.
For example, the step 3 specifically includes: during construction, firstly, the socket pipe fitting 6 with the steel skeleton 8 and the rubber layer 9 is spliced with the sleeve 2 and glued, then the spigot end of the corrugated pipe 7 is inserted into the socket pipe fitting 6, and the socket end of the corrugated pipe 7 is sequentially connected with a new socket pipe fitting and a new corrugated pipe so as to circulate; different from the connection mode that the sleeve 2 is directly connected with the corrugated pipe 7, the bell pipe fitting 6 is added into a pipeline system, so that the bearing capacity of the pipeline connection system is improved, and the angle of the system, which can resist deflection angles, is further increased.
For example, the deflection angle of the existing pipeline connection system cannot exceed 1 degree generally, the deflection angle test specifically is to seal two ends of a pipeline, water is injected into the concrete inspection well body 11 to a high water level of 2m, then a groove is dug at the bottom of a pipe fitting, the deflection angle of the pipeline connection system is gradually increased along with the gradual increase of the depth of the groove, the inventor tests that the leakage of the pipeline connection system still cannot occur when the deflection angle of the pipeline connection system is increased to 10 degrees through repeated tests in actual application, and the deflection angle resistance of the pipeline connection system in the prior art is far exceeded.
It should be noted that, during the construction process, the calculation and checking should be performed according to the following two limit states:
a. the ultimate state of the bearing capacity includes but is not limited to the calculation of the strength of the ring section of the pipeline structure, the calculation of buckling instability of the ring section and the verification of the anti-floating stability of the pipeline;
b. for the normal use limit state, the deformation checking calculation of the section of the pipeline ring is included;
c. the rigidity of the corrugated pipe ring is selected according to the thickness of pipe top soil covering, ground load grade, pavement structure condition, backfill materials, density compactness of the backfill materials, deformation modulus of pipe side undisturbed soil and the like through checking calculation and comprehensive determination.
In addition to the above description, there are the following points to be explained:
(1) The drawings of the embodiments of the disclosure only relate to the structures related to the embodiments of the disclosure, and other structures can refer to common designs;
(2) Without conflict, embodiments of the present disclosure and features of the embodiments may be combined with each other to arrive at new embodiments.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. Bolted connection antiseep concrete inspection shaft, its characterized in that, including concrete inspection shaft body, sleeve and bolt assembly:
the concrete inspection well body is square;
a socket joint is formed in the wall of the concrete inspection well body;
the bolt assemblies are pre-embedded at two sides of the bell and spigot and are detachably connected with the side wall of the concrete inspection well body;
the sleeve is pre-embedded in the socket and is communicated with the interior of the concrete inspection well body;
the sleeve is fastened with the concrete inspection well body through the bolt assembly, and the sleeve is flush with the outer surface of the concrete inspection well body.
2. The concrete manhole of claim 1, wherein the sleeve is further provided with an elastic sealing ring, and the sleeve is slidably connected with the concrete manhole body through a socket by using a lubricant.
3. The concrete inspection well according to claim 2, wherein the elastic sealing ring is made of ethylene propylene diene monomer, nitrile rubber or silicone rubber, at least two groups of sealing steps are arranged on the elastic sealing ring, and the elastic sealing ring is connected with the sleeve by gluing.
4. The concrete manhole of claim 1, wherein the sleeve is further provided with a limit stop ring at two sides of one end close to the concrete manhole body.
5. A pipe connection system comprising the concrete manhole according to any one of claims 1 to 4, wherein the connection system further comprises a socket pipe and a bellows: the socket pipe fitting is inserted into one end, far away from the inspection well body, of the sleeve, and the corrugated pipe is inserted into the other end of the socket pipe fitting.
6. The connection system of claim 5, wherein the socket pipe is sleeved with a steel skeleton and a rubber layer in sequence.
7. The connection system of claim 5 wherein the sleeve and the female fitting are further adhesively connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221917642.4U CN217601521U (en) | 2022-07-22 | 2022-07-22 | Bolted connection antiseep concrete inspection shaft and pipeline connecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221917642.4U CN217601521U (en) | 2022-07-22 | 2022-07-22 | Bolted connection antiseep concrete inspection shaft and pipeline connecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217601521U true CN217601521U (en) | 2022-10-18 |
Family
ID=83593603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221917642.4U Active CN217601521U (en) | 2022-07-22 | 2022-07-22 | Bolted connection antiseep concrete inspection shaft and pipeline connecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217601521U (en) |
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2022
- 2022-07-22 CN CN202221917642.4U patent/CN217601521U/en active Active
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| GR01 | Patent grant | ||
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Address after: 611230 north section of Hongye Road, Chongzhou Economic Development Zone, Chengdu, Sichuan Patentee after: Kangtai Plastic Technology Co.,Ltd. Address before: 611230 north section of Hongye Road, Chongzhou Economic Development Zone, Chengdu, Sichuan Patentee before: Kangtai Plastic Technology Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |