CN204493914U - The steel pipe of bell and spigot frame formula - Google Patents
The steel pipe of bell and spigot frame formula Download PDFInfo
- Publication number
- CN204493914U CN204493914U CN201520163143.4U CN201520163143U CN204493914U CN 204493914 U CN204493914 U CN 204493914U CN 201520163143 U CN201520163143 U CN 201520163143U CN 204493914 U CN204493914 U CN 204493914U
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- positioning ring
- steel pipe
- bellmouth
- bell
- socket body
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Abstract
The steel pipe of bell and spigot frame formula.Provide a kind of removable, can reuse, be convenient to maintenance, good sealing effect, the steel pipe of the bell and spigot frame formula of reduction cost of production.Comprise steel pipe body, socket body and bellmouth body, described socket body is provided with some containing grooves one, positioning ring is gone up one to one for accommodating and described containing groove one, internal thread is provided with in described upper positioning ring, described socket body is provided with at least three U-shaped locating slots away from the side of described steel pipe body, described bellmouth body is provided with some containing grooves two, for the lower positioning ring that accommodating and described containing groove 211 is corresponding, described bellmouth body is provided with positioning key, and described positioning key and locating slot suitable, the cylindrical of described bellmouth body is provided with the seal groove for accommodating seal ring, also comprise some and described upper positioning ring locking element one to one.The utility model reduces the excavated volume of the earthwork, reduces construction cost, is convenient to the installation between steel pipe, dismounting, maintenance and recycling, improves sealing effect.
Description
Technical field
The utility model relates to pipeline field, particularly relates to a kind of steel pipe of bell and spigot frame formula.
Background technique
Pipeline is a kind of for long distance delivery liquid, gaseous matter, or places the carrier of cable, and little with its floor space, the features such as continuity is good, Security is high, cost of transportation is low, are subject to extensive utilization.Wherein, because high, the corrosion-resistant good characteristic of steel strength is popularized in pipeline transport field especially.At present, when laying steel pipe, Placement between steel pipe with steel pipe mainly contains to be welded to connect and is flexibly connected with flanged, but all there is following defect in these two kinds of forms of construction work: (1), be welded to connect: welding labor intensity is large, be unfavorable for the maintenance of later stage pipeline after being welded and fixed, be difficult to recycling; (2), flange-type connects: the external diameter due to flange is greater than the external diameter of pipeline usually, causes laying canal excavation of earthwork workload greatly, and flange size is large, and cost of production is high.
On May 7th, 2014, the applicant has applied for that a key name is called " heavy caliber tunnel pile foundation pipe ", the patent No. is the utility model patent of " ZL 2014202326260 ", be published in body two ends and be provided with interface and joint socket respectively, facilitate the socket between body, being connected simultaneously by inserted block and slot, improves the reliability connected between body.But when practice of construction, because interface and joint socket play the effect of accurately location, be difficult to realize Placement movable, detachable between body, safeguarding still to the body in later stage makes troubles.
Model utility content
The utility model for above problem, provide a kind of removable, can reuse, be convenient to maintenance, good sealing effect, the steel pipe of the bell and spigot frame formula of reduction cost of production.
The technical solution of the utility model is: comprise steel pipe body, socket body and bellmouth body, and described socket body and bellmouth body are located at the two ends of described steel pipe body respectively, the inner circle of described socket body and the cylindrical of described bellmouth body suitable,
Described socket body is provided with some containing grooves one, goes up positioning ring one to one for accommodating and described containing groove one, is provided with internal thread in described upper positioning ring, and described socket body is provided with at least three U-shaped locating slots away from the side of described steel pipe body;
Described bellmouth body is provided with some containing grooves two, for the lower positioning ring that accommodating and described containing groove 211 is corresponding, described lower positioning ring and upper positioning ring one_to_one corresponding, described bellmouth body be provided with near the side of described steel pipe body with described locating slot one to one positioning key and described positioning key and locating slot suitable, the cylindrical of described bellmouth body is provided with the seal groove for accommodating seal ring;
Also comprise some and described upper positioning ring locking element one to one, described locking element activity is located in described upper positioning ring and lower positioning ring, described locking element comprises the locking section and pilot seal section that are connected, described pilot seal section is frustoconic shape, is located at the bottom of described locking section, and described locking section is provided with the outside thread suitable with the internal thread on described upper positioning ring;
The upper peristoma of described lower positioning ring is provided with the sealing inclined-plane suitable with described pilot seal section.
Described socket body is provided with annular guiding surface away from one end of described pipeline body.
Externally threaded height in described locking section is less than or equal to the height of the internal thread on described upper positioning ring.
The bottom of described seal groove is provided with the V-shaped waterline groove at least one cross section.
The utility model is respectively equipped with suitable socket body and bellmouth body at the two ends of steel pipe body, and the external diameter of socket body is less than or equal to the external diameter of steel pipe body, make to lay canal to excavate according to the diameter of steel pipe, greatly reduce the excavated volume of the earthwork, reduce construction cost.The utility model makes when tubing, by being inserted on the socket of adjacent steel pipe by the bellmouth body of one section of steel pipe, then is screwed in upper positioning ring by locking element, is firmly supported to lower positioning ring, thus play effect that is fixing, that connect.Because locking element and upper positioning ring are for being threaded, be convenient to the installation between steel pipe, dismounting, maintenance and recycling.Be equipped with the close contact of seal ring, locking element and lower positioning ring simultaneously, substantially increase sealing effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model,
Fig. 2 is the left view of Fig. 1,
Fig. 3 is the right elevation of Fig. 1,
Fig. 4 is A-A sectional view in Fig. 3,
Fig. 5 is I place close-up schematic view in Fig. 4,
Fig. 6 is the utility model using state reference drawing,
Fig. 7 is the utility model locking element using state reference drawing,
Fig. 8 is the scheme of installation of seal ring in the utility model;
In figure, 1 is steel pipe body, and 2 is socket body, and 21 is containing grooves one, 22 is upper positioning rings, and 23 is locating slots, and 24 is guiding surfaces, 3 is bellmouth bodies, and 31 is containing grooves two, and 32 is lower positioning rings, 321 is sealing inclined-planes, and 33 is positioning keys, and 34 is seal grooves, 341 is waterline grooves, and 4 is seal rings, and 5 is locking elements, 51 is locking sections, and 52 is pilot seal sections.
Embodiment
The utility model as shown in figures 1-8, comprise steel pipe body 1, socket body 2 and bellmouth body 3, described socket body 2 and bellmouth body 3 are located at the two ends of described steel pipe body 1 respectively, the inner circle of described socket body 2 and the cylindrical of described bellmouth body 3 suitable, make described bellmouth body 3 can accurately insert in described socket body 2;
Described socket body 2 is provided with some containing grooves 1, positioning ring 22 is gone up one to one for accommodating and described containing groove 1, be provided with internal thread in described upper positioning ring 22, described socket body 2 is provided with at least three U-shaped locating slots 23 away from the side of described steel pipe body 1;
Described bellmouth body 3 is provided with some containing grooves 2 31, positioning ring 32 is descended one to one for accommodating and described containing groove 2 31, described lower positioning ring 32 and upper positioning ring 22 one_to_one corresponding are (after namely bellmouth body inserts socket body, the lower positioning ring of each upper positioning ring and correspondence is coaxial and quantity is equal), described bellmouth body 3 be provided with near the side of described steel pipe body 1 with described locating slot 23 one to one positioning key 33 and described positioning key 33 and locating slot 23 suitable, the cylindrical of described bellmouth body 3 is provided with the seal groove 34 for accommodating seal ring 4;
Also comprise some and described upper positioning ring 22 locking element 5 one to one, the activity of described locking element 5 to be located in described upper positioning ring 22 and lower positioning ring 32, described locking element 5 comprises the locking section 51 and pilot seal section 52 that are connected, described pilot seal section 52 is frustoconic shape, is located at the bottom of described locking section 51, and described locking section 51 is provided with the outside thread suitable with the internal thread on described upper positioning ring 22;
The upper peristoma of described lower positioning ring 32 is provided with the sealing inclined-plane 321 suitable with described pilot seal section 52, described pilot seal section 52 and sealing inclined-plane 321 is fitted, improves sealing.
Described socket body 2 is provided with annular guiding surface 24 away from one end of described pipeline body 1, is convenient to insert described bellmouth body 3.
Externally threaded height in described locking section 51 is less than or equal to the height of the internal thread on described upper positioning ring 22, the while of making described locking element 5 close-connected with described upper positioning ring 22, described pilot seal section 52 and described lower positioning ring 32 firm position of bottom, avoid the outside thread in locking section 51 and lower positioning ring 32 to interfere.
The bottom of described seal groove 34 is provided with the V-shaped waterline groove 341 at least one cross section, makes the bottom of described seal ring 4 be pressed into described waterline groove 341, improves sealing.
In the utility model, upper positioning ring, lower positioning ring and locking element are through Overheating Treatment, improve intensity, guarantee that locking element is repeatedly installed, dismantled between upper positioning ring and lower positioning ring, the steel pipe of bell and spigot frame formula can be reused, be convenient to safeguard.Simultaneously the utility model also can in containing groove one machining internal thread, containing groove two is arranged sealing inclined-plane, revolved by locking element with in containing groove one and containing groove two, to reach the object reducing cost of production, but this production model is difficult to the precision and the intensity that ensure thread tapping.
Claims (4)
1. the steel pipe of bell and spigot frame formula, comprises steel pipe body, socket body and bellmouth body, and described socket body and bellmouth body are located at the two ends of described steel pipe body respectively, the inner circle of described socket body and the cylindrical of described bellmouth body suitable, it is characterized in that,
Described socket body is provided with some containing grooves one, goes up positioning ring one to one for accommodating and described containing groove one, is provided with internal thread in described upper positioning ring, and described socket body is provided with at least three U-shaped locating slots away from the side of described steel pipe body;
Described bellmouth body is provided with some containing grooves two, for the lower positioning ring that accommodating and described containing groove 211 is corresponding, described lower positioning ring and upper positioning ring one_to_one corresponding, described bellmouth body be provided with near the side of described steel pipe body with described locating slot one to one positioning key and described positioning key and locating slot suitable, the cylindrical of described bellmouth body is provided with the seal groove for accommodating seal ring;
Also comprise some and described upper positioning ring locking element one to one, described locking element activity is located in described upper positioning ring and lower positioning ring, described locking element comprises the locking section and pilot seal section that are connected, described pilot seal section is frustoconic shape, is located at the bottom of described locking section, and described locking section is provided with the outside thread suitable with the internal thread on described upper positioning ring;
The upper peristoma of described lower positioning ring is provided with the sealing inclined-plane suitable with described pilot seal section.
2. the steel pipe of bell and spigot frame formula according to claim 1, is characterized in that, described socket body is provided with annular guiding surface away from one end of described pipeline body.
3. the steel pipe of bell and spigot frame formula according to claim 1, is characterized in that, the externally threaded height in described locking section is less than or equal to the height of the internal thread on described upper positioning ring.
4. the steel pipe of bell and spigot frame formula according to claim 1, is characterized in that, the bottom of described seal groove is provided with the V-shaped waterline groove at least one cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520163143.4U CN204493914U (en) | 2015-03-20 | 2015-03-20 | The steel pipe of bell and spigot frame formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520163143.4U CN204493914U (en) | 2015-03-20 | 2015-03-20 | The steel pipe of bell and spigot frame formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204493914U true CN204493914U (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520163143.4U Active CN204493914U (en) | 2015-03-20 | 2015-03-20 | The steel pipe of bell and spigot frame formula |
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| Country | Link |
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| CN (1) | CN204493914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247027A (en) * | 2016-08-19 | 2016-12-21 | 河源富马硬质合金股份有限公司 | A kind of hard alloy pipe fitting |
-
2015
- 2015-03-20 CN CN201520163143.4U patent/CN204493914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247027A (en) * | 2016-08-19 | 2016-12-21 | 河源富马硬质合金股份有限公司 | A kind of hard alloy pipe fitting |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |