CN216158600U - Prefabricated elbow of insulating tube - Google Patents
Prefabricated elbow of insulating tube Download PDFInfo
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- CN216158600U CN216158600U CN202122127254.8U CN202122127254U CN216158600U CN 216158600 U CN216158600 U CN 216158600U CN 202122127254 U CN202122127254 U CN 202122127254U CN 216158600 U CN216158600 U CN 216158600U
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Abstract
The utility model discloses a prefabricated elbow of a heat preservation pipe, which comprises an outer pipe and a connecting groove, wherein the front end of the outer pipe is provided with the connecting groove, when the outer pipe and the inner pipe are filled with a pipeline elbow to be used through a heat preservation layer and connected, the outer pipe is hermetically connected through a rubber ring on the surface of the connecting groove of the outer pipe, the inner pipe arranged in the outer pipe is hermetically connected through a threaded connecting pipe at the top end, a fixed connecting rod at the bottom end of the connecting ring is inserted between a fixed inner ring and a fixed outer ring, so that the connecting ring is arranged on the surface of the fixed outer ring, the connecting ring can be randomly adjusted in position in the fixed inner ring through the fixed connecting rod at the bottom end without being limited by the installation angle of a pipeline, then a fixed screw rod is inserted into the connecting ring, so that a warning board is exposed by the fixed screw rod vertical to the ground, an effective warning effect is achieved, and compared with the traditional heat preservation pipeline elbow, the warning board can be effectively and fixedly connected with the warning board on the ground, effectively prevent that engineering construction from touching the pipeline elbow by mistake and causing the pipeline to damage.
Description
Technical Field
The utility model belongs to the technical field related to heat-insulating pipelines, and particularly relates to a prefabricated elbow of a heat-insulating pipe.
Background
The heat preservation pipe is a short name of a heat insulation pipeline, is used for conveying liquid, gas and other media, is used for heat preservation in heat insulation engineering of pipelines of petroleum, chemical engineering, aerospace, hot spring-military, central heating, central air conditioning, municipal administration and the like, is suitable for conveying various media within the range of-50 ℃ to 150 ℃, is widely applied to the conveying of central heating, cooling and hot oil and the heat preservation and cold insulation engineering of industries such as a heating room, a refrigeration house, a coal mine, petroleum, chemical engineering and the like, and is divided into three layers from inside to outside: a first layer: the working steel pipe layer generally selects seamless steel pipes, spiral steel pipes and straight seam steel pipes according to the design and the requirements of customers. After the surface of the steel pipe is treated by an advanced shot blasting rust removal process, a second layer is as follows: the polyurethane heat-insulating layer is formed by injecting rigid polyurethane foam stock solution into a cavity formed between a steel pipe and an outer protective layer by a high-pressure foaming machine at one time, namely the rigid polyurethane foam stock solution is commonly called as 'pipe-in-pipe foaming', and the third layer is as follows: the high-density polyethylene protective layer is prefabricated into a black or yellow polyethylene plastic pipe with a certain wall thickness. The polyurethane heat-insulating layer is protected from being damaged by mechanical hard objects, and is anticorrosive and waterproof, and the prefabricated elbow of the heat-insulating pipe is required to be used for connection at the joint of the heat-insulating pipeline.
The prior art has the following problems:
the junction of current insulating tube adopts prefabricated elbow to connect usually, need use ground to install a warning sign at the pipe connection position usually, prevents that other engineering construction from excavating the damage pipeline, and does not throw out of connection usually between traditional warning sign and the pipeline, leads to the warning sign to shift easily at bad weather such as rainwater wash strong wind for the warning sign lacks warning effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a prefabricated elbow of a heat-insulating pipe, and the prefabricated elbow is used for solving the problems that the joints of the existing heat-insulating pipes in the background technology are usually connected by adopting the prefabricated elbow, a warning board is usually installed on the ground at the pipeline connecting position to prevent the pipeline from being damaged by excavation in other engineering constructions, and the conventional warning board is not connected with the pipeline, so that the warning board is easy to displace in severe weather such as rainwater erosion, strong wind and the like, and the warning board is lack of warning effect.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prefabricated elbow of insulating tube, includes outer tube and spread groove, the front end of outer tube is provided with the spread groove, the inside of outer tube is provided with the inner tube, the front end of inner tube is provided with the connecting pipe, the surface of inner tube is provided with the heat preservation, the surface of outer tube is provided with the fixed point, one side of fixed point is provided with fixed inner ring, the surface of fixed inner ring is provided with fixed outer loop, one side of fixed outer loop is provided with the go-between, the bottom of go-between is provided with fixed connecting rod, the inside of go-between is provided with clamping screw, clamping screw's top is provided with the warning sign.
Preferably, the connecting groove is arranged on the top end surface of the outer tube, and a rubber sealing ring is arranged on the surface of the connecting groove.
Preferably, the inner pipe is arranged at the center of the outer pipe, and the inner pipe is welded and fixed with the inner wall of the outer pipe through a connecting rod.
Preferably, the number of the fixing points is two, and the two fixing points are respectively arranged on two sides of the top end of the outer tube.
Preferably, the fixed inner ring is welded on the surface of the outer pipe, and the fixed outer ring is fixedly connected with the fixed inner ring through two connecting rods.
Preferably, the fixed connecting rod is arranged at the bottom end of the connecting ring, and a connecting shaft is arranged on the surface of the fixed connecting rod.
Preferably, the connecting ring is installed between the fixed inner ring and the fixed outer ring through a fixed link at the bottom end.
Preferably, the connecting ring is internally provided with a threaded connection part, and the fixing screw is fixed through a threaded structure inside the connecting ring.
Compared with the prior art, the utility model provides a prefabricated elbow of a heat preservation pipe, which has the following beneficial effects:
the inner pipe is arranged in the prefabricated elbow-made outer pipe of the heat-insulating pipe, the space between the outer pipe and the inner pipe is filled through the heat-insulating layer, the top end of the outer pipe is provided with a connecting groove, the top end of the inner pipe is also provided with a connecting pipe, the surface of the outer pipe is provided with a fixed inner ring, the surface of the fixed inner ring is provided with a fixed outer ring, when the pipe elbow is required to be used for connection, the outer pipes are hermetically connected through a rubber ring on the surface of the connecting groove of the outer pipe, then the inner pipe arranged in the outer pipe is hermetically connected through a threaded connecting pipe at the top end, then welding operation is carried out on the connecting position to ensure good sealing performance, then a fixed connecting rod at the bottom end of a connecting ring is inserted between the fixed inner ring and the fixed outer ring, so that the connecting ring is arranged on the surface of the fixed outer ring, the position of the connecting ring can be randomly adjusted in the fixed inner ring through the fixed connecting rod at the bottom end, and is not limited by the installation angle of the pipe, then inside inserting clamping screw into the go-between for clamping screw perpendicular to ground exposes the warning sign, presents effective warning effect, traditional heat preservation pipeline elbow that compares in, the prefabricated elbow of novel insulating tube can be effectively with the warning sign fixed connection on ground, make the warning sign fix the top at pipeline elbow firmly for a long time, prevent effectively that engineering construction from touching the pipeline elbow by mistake and causing the pipeline to damage, promote the life of pipeline.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:
FIG. 1 is a schematic structural view of a prefabricated elbow of a thermal insulation pipe according to the present invention;
FIG. 2 is a schematic structural view of a connecting ring for mounting a prefabricated elbow of a thermal insulation pipe according to the present invention;
FIG. 3 is a schematic structural view of a warning board for mounting a prefabricated elbow of a heat preservation pipe, which is provided by the utility model;
in the figure: 1. an outer tube; 2. connecting grooves; 3. an inner tube; 4. a connecting pipe; 5. a heat-insulating layer; 6. a fixed point; 7. fixing the outer ring; 8. fixing the inner ring; 9. a connecting ring; 10. fixing the connecting rod; 11. a warning board; 12. and fixing the screw 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides a prefabricated elbow of insulating tube, including outer tube 1 and spread groove 2, the front end of outer tube 1 is provided with spread groove 2, the inside of outer tube 1 is provided with inner tube 3, the front end of inner tube 3 is provided with connecting pipe 4, the surface of inner tube 3 is provided with heat preservation 5, the surface of outer tube 1 is provided with fixed point 6, one side of fixed point 6 is provided with fixed inner ring 8, the surface of fixed inner ring 8 is provided with fixed outer loop 7, one side of fixed outer loop 7 is provided with go-between 9, the bottom of go-between 9 is provided with fixed connecting rod 10, the inside of go-between 9 is provided with clamping screw 12, clamping screw 12's top is provided with warning sign 11.
The utility model provides a prefabricated elbow of insulating tube, spread groove 2 sets up the top surface at outer tube 1, and the surface of spread groove 2 is provided with rubber seal, inner tube 3 sets up the central point at outer tube 1 and puts, and inner tube 3 passes through connecting rod and 1 inner wall welded fastening of outer tube, fixed point 6 is provided with two altogether, and two fixed points 6 set up the top both sides at outer tube 1 respectively, fixed inner ring 8 welds on the surface at outer tube 1, and through two connecting rod fixed connection between fixed outer loop 7 and the fixed inner ring 8, fixed connecting rod 10 installs the bottom at go-between 9, and fixed connecting rod 10 surface is provided with the connecting axle, go-between 9 installs between fixed inner ring 8 and fixed outer loop 7 through the fixed connecting rod 10 of bottom, the inside of go-between 9 is provided with threaded connection department, and set screw 12 is fixed through the inside helicitic texture of go-between 9.
The working principle and the using process of the utility model are as follows: after the heat preservation pipe is installed, two fixing points 6 at two ends of an outer pipe 1 are pulled through cables, then the outer pipe 1 is lifted and turned into the inside of a pre-dug tunnel by using a pulling device, then the ropes are untied from the upper ends of the fixing points 6, the connection and the fixation of the pipes are started, the inner pipes 3 are fixedly connected through a thread structure through a connecting pipe 4 of an inner pipe 3 in the outer pipe 1, then whether a heat preservation layer 5 is filled fully is checked, then the outer pipe 1 is connected, two ends of the outer pipe 1 are fixed through a connecting groove 2, a sealing rubber ring on the surface of the connecting groove 2 can effectively ensure the sealing connection of the outer pipe 1, then welding operation is carried out on the connection position to ensure the good sealing performance of the heat preservation pipe, then a fixing connecting rod 10 at the bottom end of a connecting ring 9 is inserted between a fixing inner ring 8 and a fixing outer ring 7, so that the connecting ring 9 is installed on the surface of the fixing outer ring 7, the connecting ring 9 can be randomly adjusted in the fixing inner ring 8 through the fixing connecting rod 10 at the bottom end, not receive the restriction of pipeline installation angle, then inside inserting clamping screw 12 into go-between 9, make clamping screw 12 perpendicular to ground, make warning sign 11 expose simultaneously, present effective warning effect, traditional heat preservation pipeline elbow compared in, the prefabricated elbow of novel insulating tube can be effectively with 11 fixed connection of warning sign on ground, make the top at the pipeline elbow of fixing that warning sign 11 is firm for a long time, effectively prevent that engineering construction mistake from touching the pipeline elbow and causing the pipeline to damage, promote the life of pipeline, prevent because the pipeline mistake that 11 displacements of warning sign caused digs the pipeline damage that causes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a prefabricated elbow of insulating tube, includes outer tube (1) and spread groove (2), its characterized in that: the front end of outer tube (1) is provided with spread groove (2), the inside of outer tube (1) is provided with inner tube (3), the front end of inner tube (3) is provided with connecting pipe (4), the surface of inner tube (3) is provided with heat preservation (5), the surface of outer tube (1) is provided with fixed point (6), one side of fixed point (6) is provided with fixed inner ring (8), the surface of fixed inner ring (8) is provided with fixed outer loop (7), one side of fixed outer loop (7) is provided with go-between (9), the bottom of go-between (9) is provided with fixed connecting rod (10), the inside of go-between (9) is provided with clamping screw (12), the top of clamping screw (12) is provided with warning sign (11).
2. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the connecting groove (2) is arranged on the top end surface of the outer tube (1), and a rubber sealing ring is arranged on the surface of the connecting groove (2).
3. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the inner pipe (3) is arranged at the center of the outer pipe (1), and the inner pipe (3) is fixed with the inner wall of the outer pipe (1) in a welding mode through a connecting rod.
4. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the number of the fixing points (6) is two, and the two fixing points (6) are respectively arranged on two sides of the top end of the outer pipe (1).
5. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the fixed inner ring (8) is welded on the surface of the outer pipe (1), and the fixed outer ring (7) is fixedly connected with the fixed inner ring (8) through two connecting rods.
6. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the fixed connecting rod (10) is installed at the bottom end of the connecting ring (9), and a connecting shaft is arranged on the surface of the fixed connecting rod (10).
7. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the connecting ring (9) is arranged between the fixed inner ring (8) and the fixed outer ring (7) through a fixed connecting rod (10) at the bottom end.
8. The preformed elbow for an insulating pipe as claimed in claim 1, wherein: the interior of the connecting ring (9) is provided with a threaded connection part, and the fixing screw (12) is fixed through a threaded structure in the connecting ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127254.8U CN216158600U (en) | 2021-09-03 | 2021-09-03 | Prefabricated elbow of insulating tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122127254.8U CN216158600U (en) | 2021-09-03 | 2021-09-03 | Prefabricated elbow of insulating tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216158600U true CN216158600U (en) | 2022-04-01 |
Family
ID=80842118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122127254.8U Active CN216158600U (en) | 2021-09-03 | 2021-09-03 | Prefabricated elbow of insulating tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216158600U (en) |
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2021
- 2021-09-03 CN CN202122127254.8U patent/CN216158600U/en active Active
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