CN217806329U - Leakage detection alarm device for prefabricated direct-buried insulating pipe - Google Patents
Leakage detection alarm device for prefabricated direct-buried insulating pipe Download PDFInfo
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- CN217806329U CN217806329U CN202221322873.0U CN202221322873U CN217806329U CN 217806329 U CN217806329 U CN 217806329U CN 202221322873 U CN202221322873 U CN 202221322873U CN 217806329 U CN217806329 U CN 217806329U
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Abstract
The utility model relates to a thermal insulation pipe technical field, a prefabricated direct-burried thermal insulation pipe leak hunting alarm device, including metal inner tube and heat preservation, metal inner tube one end joint is provided with the end cover, and a plurality of groups of end cover one end fixedly connected with connect the loop bar, it has the cavity to connect the loop bar one end to open, and connects the interior activity of loop bar cavity and be provided with the movable block, it has the connecting plate to connect loop bar one end elastic connection, connecting plate one end is opened has a plurality of circular clamping groove, and circular clamping groove's diameter size and the maximum diameter size clearance fit of connecting the loop bar, the circular clamping groove inner wall one end fixedly connected with spring of connecting plate, and the spring other end and movable block fixed connection, the utility model discloses simple structure sets up rationally, has the practicality.
Description
Technical Field
The utility model relates to a insulating tube technical field specifically is a prefabricated direct-burried insulating tube leak hunting alarm device.
Background
The prefabricated direct-buried heat-insulating pipe is composed of a steel pipe, a glass fiber reinforced plastic inner sheath and a glass fiber reinforced plastic outer shell, is commonly used for liquid and gas conveying pipe networks, chemical pipeline heat-insulating engineering petroleum, chemical engineering, central heating and heat supply networks, central air-conditioning ventilation pipelines, municipal engineering and the like at present, and is good in heat-insulating performance, safe, reliable and low in cost, so that the key of the prefabricated direct-buried heat-insulating pipe is the heat-insulating performance, the durability and the convenient and stable performance of connection.
As published (bulletin) No.: CN209165050U discloses a prefabricated directly-buried insulating pipe leak detection alarm device, which relates to the field of safety and maintenance detection of prefabricated directly-buried insulating pipes, and comprises a working steel pipe and an insulating layer, wherein the insulating layer is arranged outside the working steel pipe, an outer protecting pipe is arranged outside the insulating layer, parallel pre-warning lines and feedback lines are respectively embedded in the insulating layer, the pre-warning lines and the feedback lines are respectively arranged in parallel with the axis of the straight pipe of the working steel pipe, the distance between the pre-warning lines and the inner walls of the outer protecting pipe and the inner walls of the feedback lines are not less than 15mm, the distance between the pre-warning lines and the feedback lines is not less than 50mm, the axis of the working steel pipe is taken as the center, the angle between the pre-warning lines and the feedback lines is 90-120 degrees or respectively arranged in the directions of 11 o 'clock and 1 o' clock, and joints with the length being twice as long as the joints of the steel pipe joints are reserved at two ends of each working steel pipe.
Above-mentioned utility model's insulating tube is at the in-process of transportation, owing to lack the protection, and the tip of heat preservation receives to collide with easily, extrudees and causes the damage, influences the heat preservation effect when using.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prefabricated direct-burried insulating tube leak hunting alarm device to solve the problem that provides among the above-mentioned background art.
For realizing above-mentioned purpose, a prefabricated direct-burried insulating tube leak hunting alarm device, including metal inner tube and heat preservation, metal inner tube one end joint is provided with the end cover, and a plurality of groups of end cover one end fixedly connected with connect the loop bar, it has the cavity to open to connect loop bar one end, and connects the interior activity of loop bar cavity and be provided with the movable block, it has the connecting plate to connect loop bar one end elastic connection, connecting plate one end is opened has a plurality of circular clamping groove, and circular clamping groove's diameter size and the maximum diameter size clearance fit of connecting the loop bar.
Preferably: the spring is fixedly connected to one end of the inner wall of the circular clamping groove of the connecting plate, and the other end of the spring is fixedly connected with the movable block.
Preferably, the following components: the inner wall of the cavity chamber of the connecting sleeve rod one end is fixedly connected with an arc-shaped lug.
Preferably, the following components: and the bottom end of the connecting plate is fixedly connected with a mounting base.
Preferably: the cross section of the mounting base is trapezoidal.
Preferably, the following components: the end cover is characterized in that one end of the end cover is provided with an annular groove, the annular groove is matched with the inner metal pipe, buffer layers are annularly arranged on two sides of the annular groove, and the buffer layers are made of rubber materials with good elasticity.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a thermal insulation pipe transportation process, including the circular clamping groove, be provided with the spring in the circular clamping groove of connecting plate, and with spring both ends respectively with circular clamping groove inner wall and movable block one end fixed connection, when thermal insulation pipe transportation process receives the collision, can cushion the exogenic action that comes from the pipeline axis direction through the flexible process of spring, avoid the pipeline tip to receive the collision damage, through at connecting plate bottom fixedly connected with installation base, guarantee in the thermal insulation pipe transportation process, the connecting plate can not topple over because inertia takes place, set up the mount pad into the trapezoidal shape of cross-section again, increase the area of contact of installation base bottom and bottom surface, increase frictional force, increase the stability of transportation process structure, through setting up annular groove and annular groove into mutual adaptation, be convenient for with metal inner tube one end joint in the annular groove, through be provided with the rubber buffer layer that elasticity is good in annular groove both sides, it receives non-axial direction's collision to protect metal inner tube tip, the utility model discloses simple structure sets up rationally, and has the practicality.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a leakage detection alarm device for a prefabricated direct-buried insulating pipe provided by the utility model;
FIG. 2 is a schematic two-dimensional structure diagram of a leakage detection alarm device for a prefabricated direct-buried insulating pipe provided by the utility model;
FIG. 3 is a schematic view of the connection of the internal structure of the leakage detecting alarm device for the prefabricated direct-buried insulating pipe provided by the utility model;
fig. 4 is the utility model provides a prefabricated direct-burried insulating tube leak hunting alarm device's a structure enlarged sketch map.
In the figure:
1. a metal inner tube; 2. a heat-insulating layer; 3. an end cap; 4. connecting the loop bar; 5. a connecting plate; 6. a movable block; 7. an annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Examples
Please refer to fig. 1-4, the drawing is a preferred embodiment of the present invention, a leakage detection alarm device for a prefabricated direct-buried thermal insulation pipe, including an inner metal pipe 1 and a thermal insulation layer 2, a joint of one end of the inner metal pipe 1 is provided with an end cover 3, and a plurality of sets of connecting rods 4 are fixedly connected to one end of the end cover 3, a cavity is opened at one end of each connecting rod 4, and a movable block 6 is movably arranged in the cavity of each connecting rod 4, one end of each connecting rod 4 is elastically connected with a connecting plate 5, one end of each connecting plate 5 is opened with a plurality of circular clamping grooves, and the diameter of each circular clamping groove is in clearance fit with the maximum diameter of each connecting rod 4.
One end of the inner wall of the circular clamping groove of the connecting plate 5 is fixedly connected with a spring, and the other end of the spring is fixedly connected with the movable block 6.
It can be understood that: through being provided with the spring in the circular clamping groove at connecting plate 5, and with the spring both ends respectively with circular clamping groove inner wall and 6 one end fixed connection of movable block, when the heat preservation pipe transportation receives the collision, the exogenic action that comes from the pipeline axis direction can be cushioned through the flexible process of spring, avoids the pipeline tip to receive the collision damage.
One end of the inner wall of the cavity of the connecting loop bar 4 is fixedly connected with an arc-shaped lug.
It can be understood that: the arc-shaped convex block is arranged on the inner wall of the cavity of the connecting sleeve rod 4, so that the movable block 6 is limited, and the movable block 6 is prevented from sliding out of the cavity of the connecting sleeve rod 4.
The bottom end of the connecting plate 5 is fixedly connected with a mounting base.
It can be understood that: through at 5 bottom fixedly connected with installation bases of connecting plate, guarantee that insulating tube transportation in-process, connecting plate 5 can not take place to empty because of inertia.
The cross section of the installation base is trapezoidal.
It can be understood that: the mounting base is in a trapezoidal shape, so that the contact area between the bottom end of the mounting base and the bottom surface is increased, the friction force is increased, and the stability of the structure in the transportation process is improved.
An annular groove 7 is formed in one end of the end cover 3, the annular groove 7 is matched with the metal inner pipe 1, buffer layers are annularly arranged on two sides of the annular groove 7, and the buffer layers are made of rubber materials with good elasticity.
It can be understood that: through setting up annular groove 7 and annular groove 7 into mutual adaptation, be convenient for with metal inner tube 1 one end joint in annular groove 7, through being provided with the rubber buffer layer that elasticity is good in annular groove 7 both sides, the collision that the protection metal inner tube 1 tip received non-axial direction.
The utility model discloses a workflow and theory of operation: when the insulating tube transports, 1 one end of the metal inner tube of the insulating tube is connected with the annular groove 7 in a clamped mode, the spring is arranged in the circular clamping groove of the connecting plate 5, two ends of the spring are respectively fixedly connected with the inner wall of the circular clamping groove and one end of the movable block 6, when the insulating tube transports, the external force action from the axis direction of the pipeline can be buffered through the stretching process of the spring, the end part of the pipeline is prevented from being damaged by collision, the bottom end of the connecting plate 5 is fixedly connected with the installation base, the insulating tube transports and transports, the connecting plate 5 cannot topple over due to inertia, the installation base is set to be in a trapezoid shape with the cross section, the contact area between the bottom end of the installation base and the bottom surface is increased, the friction force is increased, the stability of the transport process structure is increased, the annular groove 7 and the annular groove 7 are set to be mutually matched, the metal inner tube 1 one end is conveniently clamped in the annular groove 7, the rubber buffer layers with good elasticity are arranged on two sides of the annular groove 7, and the end part of the metal inner tube 1 is protected from collision in the non-axial direction.
The above description is for further details of the present invention, and it should not be assumed that the embodiments of the present invention are limited to these descriptions, and that a person of ordinary skill in the art to which the present invention pertains can make several simple deductions or substitutions without departing from the spirit of the present invention, and all should be considered as belonging to the protection scope defined by the claims submitted by the present invention.
Claims (6)
1. The utility model provides a prefabricated direct-burried insulating tube leak hunting alarm device, includes metal inner tube (1) and heat preservation (2), its characterized in that:
inner metal tube (1) one end joint is provided with end cover (3), and end cover (3) one end fixedly connected with a plurality of groups connect loop bar (4), connect loop bar (4) one end to open there is the cavity, and connect loop bar (4) cavity internalization and be provided with movable block (6), connect loop bar (4) one end elastic connection has connecting plate (5), connecting plate (5) one end is opened there is the circular clamping groove of a plurality of, and the maximum diameter size clearance fit of circular clamping groove's diameter size and connecting sleeve bar (4).
2. The leakage detection alarm device for the prefabricated directly-buried insulating pipe as claimed in claim 1, characterized in that: one end of the inner wall of the circular clamping groove of the connecting plate (5) is fixedly connected with a spring, and the other end of the spring is fixedly connected with the movable block (6).
3. The leakage detection alarm device for the prefabricated directly-buried insulating pipe as claimed in claim 1, characterized in that: one end of the inner wall of the cavity of the connecting loop bar (4) is fixedly connected with an arc-shaped lug.
4. The leakage detection alarm device for the prefabricated directly-buried insulating pipe as claimed in claim 1, characterized in that: the bottom end of the connecting plate (5) is fixedly connected with a mounting base.
5. The leakage detection alarm device for the prefabricated directly-buried insulating pipe as claimed in claim 4, wherein: the cross section of the mounting base is trapezoidal.
6. The leakage detection alarm device for the prefabricated directly-buried insulating pipe as claimed in claim 1, characterized in that: end cover (3) one end is opened there is ring channel (7), and ring channel (7) and metal inner tube (1) adaptation, ring channel (7) both sides annular is provided with the buffer layer, and the buffer layer adopts the rubber materials that elasticity is good.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221322873.0U CN217806329U (en) | 2022-05-30 | 2022-05-30 | Leakage detection alarm device for prefabricated direct-buried insulating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221322873.0U CN217806329U (en) | 2022-05-30 | 2022-05-30 | Leakage detection alarm device for prefabricated direct-buried insulating pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217806329U true CN217806329U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221322873.0U Active CN217806329U (en) | 2022-05-30 | 2022-05-30 | Leakage detection alarm device for prefabricated direct-buried insulating pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217806329U (en) |
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2022
- 2022-05-30 CN CN202221322873.0U patent/CN217806329U/en active Active
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