CN213065153U - Special rubber jacket jacking head for direct-buried heat distribution pipeline - Google Patents
Special rubber jacket jacking head for direct-buried heat distribution pipeline Download PDFInfo
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- CN213065153U CN213065153U CN202022026832.4U CN202022026832U CN213065153U CN 213065153 U CN213065153 U CN 213065153U CN 202022026832 U CN202022026832 U CN 202022026832U CN 213065153 U CN213065153 U CN 213065153U
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Abstract
The utility model discloses a special rubber overcoat top stay head of formula of directly burying heating power pipeline, including the annular structure top stay head body of adaptation suit between the interior steel pipe of formula of directly burying heating power pipeline and the rubber overcoat, top stay head body is formed by the concatenation of the arc top stay piece that a plurality of structures are the same, and the outside protruding portion that pushes away between interior steel pipe and the rubber overcoat that is convenient for of forming of leading flank of arc top stay piece. The utility model has the advantages of simple structure, processing and use are simple and convenient, this arc shore connection cooperation sets up outside bellied top pushing portion on its leading flank, can be convenient for it easily push between the interior steel pipe of tight fit and the rubber coat, fast, the both ends in effectual airtight foaming space, reduce expanded material and leak outward, raise the efficiency and the foaming capacity rate, promote the quality of heat preservation, the while multiple spot shore can prevent effectively that whole device from droing and causing the heavy object impact injury, ensure the quality of the formula thermal power pipeline that directly buries that processes out.
Description
Technical Field
The utility model belongs to the technical field of the direct-burried heating power pipeline processing production technique and specifically relates to a special rubber overcoat top stay of direct-burried heating power pipeline who uses in the material link is annotated in polyurethane foaming.
Background
The direct-buried heat distribution pipeline consists of an inner steel pipe, a rubber outer sleeve and a polyurethane foaming heat insulation layer filled between the inner steel pipe and the rubber outer sleeve, and the processing steps comprise firstly sleeving the rubber outer sleeve on the outer wall of the inner steel pipe, and then jacking up the rubber outer sleeve to perform polyurethane foaming and material injection; in order to guarantee the tightness of laminating between rubber overcoat and foaming heat preservation and interior steel pipe, the suit that often processes out can be inseparable on interior steel pipe outer wall, and need strut the certain distance through propping the piece again between with rubber overcoat and the interior steel pipe when the material is annotated in the polyurethane foaming, in order to ensure the heat preservation thickness, this just leads to when the material link is annotated in the polyurethane foaming to stuffing into the thick relative difficulty of propping the piece of thickness between interior steel pipe and the rubber overcoat, current propping piece is one preceding, the parallel annular ring in trailing flank, only can jam in the both ends department of formula thermal power pipeline directly burying through the hard mode of warping of hard stopper when stuffing between interior steel pipe and the rubber overcoat, its operation is very difficult, and very easily causes the damage of rubber overcoat.
Disclosure of Invention
An object of the utility model is to provide a special rubber overcoat top stay of formula heating power pipeline is directly buried convenient to lay.
In order to achieve the above purpose, the utility model can adopt the following technical proposal:
direct-burried heating power pipeline special rubber overcoat top stay head, including the annular structure top stay head body of adaptation suit between direct-burried heating power pipeline's interior steel pipe and the rubber overcoat, the top stay head body is formed by the concatenation of the arc top stay piece that a plurality of structures are the same, the outside protruding formation of leading flank of arc top stay piece is convenient for push interior steel pipe with top between the rubber overcoat pushes away the portion.
An extension rod is vertically fixed on the rear side face of the arc-shaped supporting block, and the outer end of the extension rod is vertically and fixedly connected with a knocking disc.
In the first preferred embodiment of the present invention, the front side surface of the arc-shaped supporting block is composed of a pair of first inclined pushing walls and a first longitudinal supporting wall connected between the first inclined pushing walls, and the front side surface of the arc-shaped supporting block is formed into the pushing portion having an isosceles trapezoid cross section.
In a second preferred embodiment of the present invention, the front side of the arc-shaped supporting block is composed of a second inclined pushing wall and a second longitudinal supporting wall connected to the lower edge of the second inclined pushing wall, and the front side of the arc-shaped supporting block forms the pushing portion with a right trapezoid cross section.
In a third preferred embodiment of the present invention, the front side surface of the arc-shaped supporting block is formed by a pair of third inclined pushing walls connected to each other, and the pushing portion having an isosceles triangle-shaped cross section is formed.
In a fourth preferred embodiment of the present invention, the front side of the arc-shaped supporting block is formed by a fourth inclined pushing wall which is inclined to form the pushing portion having a right triangle-shaped cross section.
The utility model has the advantages of simple structure, and simple and convenient processing and use. The top supporting head body which is supported between the steel pipe and the rubber outer sleeve in the direct-buried heating power pipeline is spliced by the plurality of arc-shaped top supporting blocks, so that the two ends of the heat-insulating layer in the polyurethane foaming material injection link are blocked while the rubber outer sleeve is supported, and the smooth operation of the polyurethane foaming material injection link is facilitated; in addition, this arc top stay piece cooperation sets up outside bellied top portion of pushing on its leading flank, can be convenient for it easily push between tight fit's interior steel pipe and rubber coat, quick, the both ends in effectual airtight foaming space, reduce expanded material and leak outward, raise the efficiency and foaming capacity rate, promote the quality of heat preservation, the while multiple spot top stay can prevent effectively that whole device from droing and causing the heavy object impact injury, ensures the quality of the formula thermal power pipeline that directly buries that processed out.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a perspective view of a single arcuate jacking block of fig. 1.
Fig. 4-7 are schematic cross-sectional shapes of the arc-shaped top support block of fig. 1.
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 belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1-3, special rubber overcoat top stay of formula of directly burying heating power pipeline, including top stay body, it is the loop configuration, can the adaptation suit between the interior steel pipe of formula of directly burying heating power pipeline and rubber overcoat, this top stay body is formed by the concatenation of the arc top stay 10 that a plurality of structures are the same, specifically can be formed by 4, 5 or 6 arc top stay 10 concatenations, each arc top stay 10's structure is the same, the outside protruding top push portion 20 of pushing between interior steel pipe and the rubber overcoat of being convenient for of formation of its leading flank (being the top push surface).
Specifically, as shown in fig. 4, the front side surface of the arc-shaped supporting block 10 may be formed by a pair of first inclined pushing walls 101 and a first longitudinal supporting wall 102 connected between the two first inclined pushing walls 101, where the two first inclined pushing walls 101 are disposed oppositely, the first inclined pushing wall 101 located above is inclined downward, the first inclined pushing wall 101 located below is inclined upward, an upper edge of the first longitudinal supporting wall 102 is fixedly connected to an inclined lower edge of the first inclined pushing wall 101 located above, a lower edge of the first longitudinal supporting wall 102 is fixedly connected to an inclined upper edge of the first inclined pushing wall 101 located below, and meanwhile, an inclined upper edge of the first inclined pushing wall 101 located above is fixedly connected to an outer annular surface of the arc-shaped supporting block 10, and an inclined lower edge of the first inclined pushing wall 101 located below is fixedly connected to an inner annular surface of the arc-shaped supporting block 10, thereby forming the supporting portion 20 having an isosceles trapezoid cross section.
Of course, as shown in fig. 5, the front side surface of the arc supporting block 10 may also be formed by a second inclined pushing wall 103 and a second longitudinal supporting wall 104 connected to the lower edge of the second inclined pushing wall 103, wherein the second inclined pushing wall 103 is inclined downward, the inclined upper edge thereof is fixedly connected to the outer annular surface of the arc supporting block 10, the inclined lower edge thereof is fixedly connected to the upper edge of the second longitudinal supporting wall 104, and the lower edge of the second longitudinal supporting wall 104 is fixedly connected to the inner annular surface of the arc supporting block 10, so as to form the pushing portion 20 with a right-angled trapezoid cross section.
Of course, as shown in fig. 6, the front side surface of the arc-shaped supporting block 10 may further include a pair of third inclined pushing walls 105 connected together, and two third inclined pushing walls 105 are disposed oppositely, wherein the third inclined pushing wall 105 located above is inclined downwards, the third inclined pushing wall 105 located below is inclined upwards, an inclined lower edge of the third inclined pushing wall 105 located above is fixedly connected with an inclined upper edge of the third inclined pushing wall 105 located below, meanwhile, an inclined upper edge of the third inclined pushing wall 105 located above is fixedly connected with the outer annular surface of the arc-shaped supporting block 10, and an inclined lower edge of the third inclined pushing wall 105 located below is fixedly connected with the inner annular surface of the arc-shaped supporting block 10, so as to form the supporting portion 20 with an isosceles triangle cross section.
Of course, as shown in fig. 7, the front side surface of the arc-shaped supporting block 10 may also be formed by a fourth inclined pushing wall 106, which is obliquely disposed, the fourth inclined pushing wall 106 is obliquely inclined downward, an oblique upper edge thereof is fixedly connected with the outer annular surface of the arc-shaped supporting block 10, and an oblique lower edge thereof is fixedly connected with the inner annular surface of the arc-shaped supporting block 10, so as to form the pushing portion 20 with a right-angled triangle cross section.
In addition, for conveniently knocking the arc-shaped supporting blocks 10, the arc-shaped supporting blocks can be plugged between the inner steel pipe and the rubber outer sleeve, the extending rods 30 are vertically fixed on the rear side faces of the arc-shaped supporting blocks 10, and the outer ends of the extending rods 30 are vertically and fixedly connected with the knocking discs 40.
During the in-service use, one fills in arc top spacer 10 one by one between steel pipe and the rubber overcoat, because arc top spacer 10 leading flank goes up the top portion of pushing 20 of special construction, consequently beat and strike dish 40 and make arc top spacer 10 fill in between steel pipe and the rubber overcoat, it can be convenient for easily push between the interior steel pipe of tight fit and the rubber overcoat, it is quick, the both ends in effectual airtight foaming space, reduce expanded material and leak outward, raise the efficiency and the foaming capacity weight rate, promote the quality of heat preservation, the while multiple spot top spacer can prevent effectively that whole device from droing and causing the heavy object impact injury, ensure the quality of the formula pipeline is buried to the straight heating power that processes out.
Claims (6)
1. The utility model provides a special rubber overcoat top stay of formula of directly burying heating power pipeline which characterized in that: the annular structure jacking head body is sleeved between an inner steel pipe and a rubber outer sleeve of a direct-buried heating power pipeline in an adaptive mode, the jacking head body is formed by splicing a plurality of arc jacking blocks with the same structure, and the front side faces of the arc jacking blocks protrude outwards to form jacking portions which are convenient to push between the inner steel pipe and the rubber outer sleeve.
2. The special rubber jacket top bracing head for a direct-buried thermal pipeline according to claim 1, wherein: the front side surface of the arc-shaped jacking block is composed of a pair of first inclined pushing walls and a first longitudinal supporting wall connected between the two first inclined pushing walls, and the jacking portion with the section of an isosceles trapezoid structure is formed.
3. The special rubber jacket top bracing head for a direct-buried thermal pipeline according to claim 1, wherein: the front side of the arc-shaped jacking block is composed of a second inclined pushing wall and a second longitudinal supporting wall connected to the lower edge of the second inclined pushing wall, and the jacking part with the section of a right-angled trapezoid structure is formed.
4. The special rubber jacket top bracing head for a direct-buried thermal pipeline according to claim 1, wherein: the front side surface of the arc-shaped jacking block is formed by a pair of third inclined pushing walls which are connected together, and the jacking part with the cross section in an isosceles triangle structure is formed.
5. The special rubber jacket top bracing head for a direct-buried thermal pipeline according to claim 1, wherein: the front side surface of the arc-shaped jacking block is formed by a fourth inclined pushing wall which is obliquely arranged, and the jacking part with the cross section of a right-angled triangle structure is formed.
6. The special rubber jacket jacking head for the direct-buried thermal pipeline according to any one of claims 1 to 5, wherein: an extension rod is vertically fixed on the rear side face of the arc-shaped supporting block, and the outer end of the extension rod is vertically and fixedly connected with a knocking disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022026832.4U CN213065153U (en) | 2020-09-16 | 2020-09-16 | Special rubber jacket jacking head for direct-buried heat distribution pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022026832.4U CN213065153U (en) | 2020-09-16 | 2020-09-16 | Special rubber jacket jacking head for direct-buried heat distribution pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213065153U true CN213065153U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022026832.4U Active CN213065153U (en) | 2020-09-16 | 2020-09-16 | Special rubber jacket jacking head for direct-buried heat distribution pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213065153U (en) |
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- 2020-09-16 CN CN202022026832.4U patent/CN213065153U/en active Active
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