CN209524648U - A kind of scale protective type double-layer coextrusion PE-RT geothermal tube - Google Patents
A kind of scale protective type double-layer coextrusion PE-RT geothermal tube Download PDFInfo
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- CN209524648U CN209524648U CN201822135529.0U CN201822135529U CN209524648U CN 209524648 U CN209524648 U CN 209524648U CN 201822135529 U CN201822135529 U CN 201822135529U CN 209524648 U CN209524648 U CN 209524648U
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- geothermal tube
- fixing groove
- layer
- cushion block
- type double
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The utility model discloses a kind of scale protective type double-layer coextrusion PE-RT geothermal tubes; including cushion block; it is characterized by: the top of the cushion block is equipped with geothermal tube; and geothermal tube ecto-entad is successively arranged PE-RT external protection, adhesive layer and dirty proof layer, and dirty proof layer is connected by adhesive layer with PE-RT external protection.The scale protective type double-layer coextrusion PE-RT geothermal tube; pass through the cooperation between PE-RT external protection, adhesive layer and dirty proof layer; PE-RT external protection has stronger lower temperature resistance, frost resistance and opaque; normal working temperature is 90 DEG C; highest is resistant to 110 DEG C; heat conductivity is good, and tubing flexibility is 5 times of pipe diameter, is easy to construct and coil, and adhesive layer uses hot melt adhesion；It is easily installed, Never-leakage, antiscale layer surface is smooth, non-scaling, reduces friction between fluid and tubing wall, has strong corrosion resistance to inorganic salts, inorganic acid, alkali metal, organic matter etc., is suitble to promote the use of.
Description
Technical field
The utility model relates to PE-RT geothermal tube technical field, specially a kind of scale protective type double-layer coextrusion PE-RT underground heat
Pipe.
Background technique
Earth surface water source and soil are a huge solar thermal collectors, have collected 47% solar energy；Underground heat
System is the principle by heat exchange, and the system for carrying out heat supply using underground shallow layer geothermal energy resources, this utilization is stored in earth's surface
The technology of the renewable energy heating of shallow-layer, in being increasingly taken seriously now for energy shortages.It is punched in earth's surface, by geothermal tube
Embedment, the heat transfer coefficient between geothermal tube and soil is because of the difference of edaphic condition, and there is very big difference in each region, in order to make ground
The heat exchange property of heat pipe improves, and people have done a large amount of research to the filler between geothermal tube and soil, but due to filling
The coefficient of heat transfer of object could be as the final coefficient of heat transfer after being neutralized the coefficient of heat transfer with soil, and the condition of soil can not
Thinking to determine and change, therefore changes the way of filler, the improvement effect for exchanging hot property is unsatisfactory, and filler
Selection increases the cost and difficulty of geothermal system laying, and PE-RT tubing is a kind of using ethylene-octene as the copolymerization of comonomer
Object, in the polymerization to the number of branch on polyethylene molecular chain and distribution carry out moderate control, be mainly used in water supply and
Floor heating heating in the prior art, such as application No. is the utility model patent of 200920257218.X includes outer wall and inner wall；
The protrusion of strip is evenly arranged on the inner wall, although the utility model structure is simple, there are many deficiencies and lacks
It falls into, in existing equipment, the design existing defects of strip protrusion, although in use, strip protrusion increases water flow and ground
The contact area of heat pipe still uses for a long time, can form build-up of limescale between strip protrusion and tube wall, reduce heat exchange
Performance leads to underground heat blockage, needs to carry out geothermal tube dredging cleaning, increases use cost, installation is inconvenient, construction efficiency
It is low, in view of these situations, to avoid above-mentioned technical problem, it is necessory to provide a kind of scale protective type double-layer coextrusion PE-RT geothermal tube
To overcome the defect in the prior art.
Summary of the invention
The purpose of this utility model is to provide a kind of scale protective type double-layer coextrusion PE-RT geothermal tubes, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of scale protective type double-layer coextrusion PE-RT underground heat
Pipe, including cushion block, it is characterised in that: the top of the cushion block is equipped with geothermal tube, and geothermal tube ecto-entad is successively arranged PE-RT
External protection, adhesive layer and dirty proof layer, and dirty proof layer is connected by adhesive layer with PE-RT external protection.
Preferably, the cushion block is vertically equipped with vertical fixing groove, and cushion block is transversely provided with lateral fixing groove, and cushion block
The slanting left and right sides is equipped with oblique fixing groove, and vertical fixing groove, lateral fixing groove and oblique fixing groove are for limiting to ground
The displacement of heat pipe, avoids geothermal tube from mutually overlapping, and reduces heating conduction.
Preferably, the inside of the vertical fixing groove, lateral fixing groove and vertical fixing groove is equipped with kelly, and kelly with
Cushion block is integrated setting, and kelly is used to limit the displacement of geothermal tube.
Preferably, the outer cover of the geothermal tube is equipped with snap ring, and fixture block is equipped at left and right sides of snap ring, and fixture block with
Snap ring is integrated setting, and snap ring and geothermal tube activity are clamped, and fixture block and kelly activity are clamped.
Preferably, the inside of the snap ring is equipped with rubber mat, and rubber mat is Nian Jie with snap ring connected, and rubber mat is for making geothermal tube
It is stronger with the connection of snap ring.
Compared with prior art, the utility model has the beneficial effects that the scale protective type double-layer coextrusion PE-RT geothermal tube, leads to
The cooperation between PE-RT external protection, adhesive layer and dirty proof layer is crossed, PE-RT external protection has stronger lower temperature resistance, frost resistance
And opaque, normal working temperature is 90 DEG C, and highest is resistant to 110 DEG C, and heat conductivity is good, and tubing flexibility is the 5 of pipe diameter
Again, it is easy to construct and coil, adhesive layer uses hot melt adhesion；Be easily installed, Never-leakage, antiscale layer surface is smooth, non-scaling,
The friction between fluid and tubing wall is reduced, there is strong corrosion resistance to inorganic salts, inorganic acid, alkali metal, organic matter etc., is suitble to
It promotes the use of, although to overcome traditional PE-RT geothermal tube in use, the contact that strip protrusion increases water flow with geothermal tube
Area still uses for a long time, can form build-up of limescale between strip protrusion and tube wall, reduce heat exchange property, lead to ground
Heat pipe blocking, needs to carry out geothermal tube the shortcomings that dredging is cleaned, overcomes existing scale protective type double-layer coextrusion PE-RT geothermal tube
Increase the adjusting processing of contact area by strip protrusion, it is total to improve the scale protective type bilayer for the single disadvantage of utility function
The working efficiency and service life of PE-RT geothermal tube are squeezed, although avoiding in use, strip protrusion increases water flow and underground heat
The contact area of pipe still uses for a long time, can form build-up of limescale between strip protrusion and tube wall, reduce heat-exchange performance
Can, the shortcomings that leading to underground heat blockage, need to carry out geothermal tube dredging cleaning, also allow existing scale protective type double-layer coextrusion PE-
More approvals can be commercially available in RT geothermal tube, improve the product matter of the scale protective type double-layer coextrusion PE-RT geothermal tube
Amount, saves the purchase cost of user, avoids the wasting of resources of scale protective type double-layer coextrusion PE-RT geothermal tube, is suitble to promote
It uses.
Detailed description of the invention
Fig. 1 is the annexation figure of cushion block, kelly and geothermal tube；
Fig. 2 is the annexation figure of geothermal tube, PE-RT external protection and dirty proof layer；
Fig. 3 is the sectional view of PE-RT external protection, dirty proof layer and adhesive layer.
In figure: 1, cushion block, 2, vertical fixing groove, 3, lateral fixing groove, 4, kelly, 5, snap ring, 6, fixture block, 7, geothermal tube,
8, PE-RT external protection, 9, adhesive layer, 10, dirty proof layer, 11, oblique fixing groove, 12, rubber mat.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of scale protective type double-layer coextrusion PE-RT geothermal tube,
Including cushion block 1, cushion block 1 is plastic cement material, and processing method is made of high temperature and pressure extrusion molding, for adjust geothermal tube 7 and ground it
Between height, cushion block 1 is vertically equipped with vertical fixing groove 2, vertical fixing groove 2, lateral fixing groove 3 and vertical fixing groove 11 it is interior
Portion is equipped with kelly 4, and kelly 4 is used for fixing clasp 5, when processing, is in advance placed on kelly 4 in the mold of production cushion block 1, makes card
Bar 4 and cushion block 1 become an entirety, and kelly 4 and cushion block 1 are integrated setting, and kelly 4 is used to limit the displacement of geothermal tube 7,
And cushion block 1 is transversely provided with lateral fixing groove 3, and the slanting left and right sides of cushion block 1 is equipped with oblique fixing groove 11, and vertical solid
Determine the displacement that slot 2, lateral fixing groove 3 and oblique fixing groove 11 are used to limit geothermal tube 7, avoids geothermal tube 7 from mutually overlapping, reduce
The top of heating conduction, cushion block 1 is equipped with geothermal tube 7, and geothermal tube 7 is a kind of using ethylene-octene as the copolymer of comonomer,
Moderate control is carried out to the number of branch on polyethylene molecular chain and distribution in polymerization reaction, water supply is mainly used in and floor heating is adopted
Warm, the outer cover of geothermal tube 7 is equipped with snap ring 5, and snap ring 5 is used to limit the displacement of geothermal tube 7, and the inside of snap ring 5 is equipped with rubber mat 12,
And rubber mat 12 is Nian Jie with snap ring 5 connected, and rubber mat 12 is used to keep geothermal tube 7 and the connection of snap ring 5 stronger, and snap ring 5
The left and right sides is equipped with fixture block 6, and fixture block 6 is used to cooperate with kelly 4, and geothermal tube 7 is fixed on cushion block 1, and fixture block 6 with
Snap ring 5 is integrated setting, and snap ring 5 and 7 activity of geothermal tube are clamped, and fixture block 6 and 4 activity of kelly are clamped, and geothermal tube 7 is by outer
Inwardly be successively arranged PE-RT external protection 8, adhesive layer 9 and dirty proof layer 10, PE-RT external protection 8 have stronger lower temperature resistance,
Frost resistance and opaque, normal working temperature are 90 DEG C, and highest is resistant to 110 DEG C, and heat conductivity is good, tubing flexibility Guan Zhi
5 times of diameter, be easy to construct and coil, adhesive layer 9 uses hot melt adhesion；It is easily installed, Never-leakage, 10 surface light of dirty proof layer
Cunning, non-scaling reduce friction between fluid and tubing wall, have to inorganic salts, inorganic acid, alkali metal, organic matter etc. strong resistance to
Corrosivity, and dirty proof layer 10 is connected by adhesive layer 9 with PE-RT external protection 8.
A kind of scale protective type double-layer coextrusion PE-RT geothermal tube, the scale protective type double-layer coextrusion PE-RT geothermal tube is by cushion block 1, vertical
Fixing groove 2, lateral fixing groove 3, kelly 4, snap ring 5, fixture block 6, geothermal tube 7, PE-RT external protection 8, adhesive layer 9, dirty proof layer 10
With the equal components composition of oblique fixing groove 11, the main fit dimension of reply components before assembling, especially interference fit size
And phase closing precision is checked, when Same Part is fastened with more than one piece screw (bolt), each screw (bolt) needs to intersect, is symmetrical, by
Step is uniformly tightened, and when construction and installation, on the ground by cushion block 1, is connected between cushion block 1 using clamping, convenient for site operation work
Industry, the transverse direction of cushion block 1 are provided with lateral fixing groove 3, are vertically provided with vertical fixing groove 2, oblique to be provided with oblique fixing groove 11, laterally admittedly
There is kelly 4 in the inside for determining slot 3, vertical fixing groove 2 and oblique fixing groove 11, and cushion block 1 is using the production and processing side for heating extrusion molding
Kelly 4 is mounted in mold by formula in advance, by cooling and shaping after material high temperature and pressure extrusion moulding, is mainly used for fixed underground heat
Pipe 7 adjusts ground level, simplifies traditional installation method, reduces the work fatigue that staff generates by backfill, according to
Geothermal tube 7 is fixed on cushion block 1 by construction drawing, and geothermal tube 7 is fixed on vertical fixing groove 2, lateral fixing groove using snap ring 5
3 and oblique fixing groove 11 in, the fixture block 6 at 5 both ends of snap ring is connected with the clamping of kelly 4, convenient for the installation and removal of geothermal tube 7, cross
The installation direction that geothermal tube 7 can be changed to fixing groove 3, vertical fixing groove 2 and oblique fixing groove 11, avoids between geothermal tube 7
Mutual overlap joint, improve installation effectiveness, the PE-RT external protection of geothermal tube 7, normal working temperature be 90 DEG C, highest is resistant to 110
DEG C, heat conductivity is good, and tubing flexibility is 5 times of pipe diameter, is easy to construct and coil, 10 surface of dirty proof layer is smooth, non-scaling,
The friction between fluid and tubing wall is reduced, there is strong corrosion resistance to inorganic salts, inorganic acid, alkali metal, organic matter etc., is bonded
Layer 9 uses hot melt adhesion；It is easily installed, Never-leakage, completes the installment work of the scale protective type double-layer coextrusion PE-RT geothermal tube.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ",
The orientation or position of the instructions such as " middle part ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of scale protective type double-layer coextrusion PE-RT geothermal tube, including cushion block (1), it is characterised in that: the top of the cushion block (1)
Equipped with geothermal tube (7), and geothermal tube (7) ecto-entad is successively arranged PE-RT external protection (8), adhesive layer (9) and dirty proof layer
(10), and dirty proof layer (10) is connected by adhesive layer (9) with PE-RT external protection (8).
2. a kind of scale protective type double-layer coextrusion PE-RT geothermal tube according to claim 1, it is characterised in that: the cushion block (1)
Be vertically equipped with vertical fixing groove (2), and cushion block (1) is transversely provided with lateral fixing groove (3), and cushion block (1) slanting left and right
Two sides are equipped with oblique fixing groove (11), and vertical fixing groove (2), lateral fixing groove (3) and oblique fixing groove (11) are for limiting
The displacement of geothermal tube (7) processed avoids geothermal tube (7) from mutually overlapping, and reduces heating conduction.
3. a kind of scale protective type double-layer coextrusion PE-RT geothermal tube according to claim 2, it is characterised in that: described vertical solid
The inside for determining slot (2), lateral fixing groove (3) and vertical fixing groove (11) is equipped with kelly (4), and kelly (4) is with cushion block (1)
It is wholely set, and kelly (4) is used to limit the displacement of geothermal tube (7).
4. a kind of scale protective type double-layer coextrusion PE-RT geothermal tube according to claim 1, it is characterised in that: the geothermal tube
(7) outer cover is equipped with snap ring (5), and fixture block (6) is equipped at left and right sides of snap ring (5), and fixture block (6) is with snap ring (5)
It is wholely set, and snap ring (5) and geothermal tube (7) activity are clamped, and fixture block (6) and kelly (4) activity are clamped.
5. a kind of scale protective type double-layer coextrusion PE-RT geothermal tube according to claim 4, it is characterised in that: the snap ring (5)
Inside be equipped with rubber mat (12), and rubber mat (12) it is Nian Jie with snap ring (5) be connected, and rubber mat (12) for make geothermal tube (7) and block
The connection of ring (5) is stronger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822135529.0U CN209524648U (en) | 2018-12-19 | 2018-12-19 | A kind of scale protective type double-layer coextrusion PE-RT geothermal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822135529.0U CN209524648U (en) | 2018-12-19 | 2018-12-19 | A kind of scale protective type double-layer coextrusion PE-RT geothermal tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209524648U true CN209524648U (en) | 2019-10-22 |
Family
ID=68227399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822135529.0U Active CN209524648U (en) | 2018-12-19 | 2018-12-19 | A kind of scale protective type double-layer coextrusion PE-RT geothermal tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209524648U (en) |
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2018
- 2018-12-19 CN CN201822135529.0U patent/CN209524648U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200131 Address after: 112000 Tieling hi tech Industrial Development zone-109 Patentee after: Liaoning Zhengyang Pipe Co., Ltd Address before: 110000 no.11-3, Qibei street, Xihe, economic and Technological Development Zone, Shenyang City, Liaoning Province Patentee before: Shenyang Jinye Pipe Industry Co., Ltd. |