CN210566767U - High-temperature-resistant PVC (polyvinyl chloride) sleeve - Google Patents
High-temperature-resistant PVC (polyvinyl chloride) sleeve Download PDFInfo
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- CN210566767U CN210566767U CN201921171903.0U CN201921171903U CN210566767U CN 210566767 U CN210566767 U CN 210566767U CN 201921171903 U CN201921171903 U CN 201921171903U CN 210566767 U CN210566767 U CN 210566767U
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Abstract
The utility model discloses a high temperature resistant PVC sleeve pipe relates to PVC sleeve pipe technical field, this high temperature resistant PVC sleeve pipe, including sleeve pipe and radiation shield, the sleeve pipe comprises outer tube and inner tube, and the inner tube is located the outer tube, the first support column of inboard fixedly connected with of outer tube, the first arc of top fixedly connected with of first support column, the outside fixedly connected with second support column of inner tube, second support column top fixedly connected with second arc, second arc and first arc swing joint, the first fixed plate of one end fixedly connected with of radiation shield. This high temperature resistant PVC sleeve pipe through setting up this kind of bilayer structure of outer tube and inner tube for the heat can reduce the heat of transmitting to the inner tube inside from outside to inside, has reached high temperature resistance effect, through setting up first support column, second support column, first arc and second arc, has both reached the cushioning effect to the sleeve pipe, provides the deformation space for the inner tube again, has solved the problem of expend with heat and contract with cold.
Description
Technical Field
The utility model relates to a PVC sleeve pipe technical field specifically is a high temperature resistant PVC sleeve pipe.
Background
The PVC sleeve has the special function of shrinking when heated, can shrink when heated to more than 98 ℃, and is convenient to use. The PVC casing pipe is divided into two series of 85 ℃ and 105 ℃ according to temperature resistance. The PVC sleeve is widely applied to the insulation of leading-out wires of electric appliances, motors and transformers, the protection of insulation sleeves of wire harnesses and electronic components, gas and liquid circulation pipes and the like. The standard colors are red, blue, white, gray, green and transparent colors, and other colors can be produced as required. The PVC sleeve has good insulating property, flexibility, oil resistance and acid resistance, and can be used for protecting a hanging wire and a lead wire of a machine.
The high temperature resistant ability of current PVC sleeve pipe is poor, influences the result of use, for solving above problem, this practicality provides a high temperature resistant PVC sleeve pipe.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a high temperature resistant PVC sleeve pipe has solved the poor problem of current PVC sleeve pipe high temperature resistance ability.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a high-temperature-resistant PVC sleeve comprises a sleeve and a heat insulation sleeve, wherein the sleeve is composed of an outer pipe and an inner pipe, the inner pipe is positioned in the outer pipe, the inner side of the outer pipe is fixedly connected with a first supporting column, the top end of the first supporting column is fixedly connected with a first arc-shaped plate, the outer side of the inner pipe is fixedly connected with a second supporting column, the top end of the second supporting column is fixedly connected with a second arc-shaped plate, the second arc-shaped plate is movably connected with the first arc-shaped plate, one end of the heat insulation sleeve is fixedly connected with a first fixing plate, the other end of the heat insulation sleeve is fixedly connected with a second fixing plate, one side of the second fixing plate is fixedly connected with an inserting block, one side of the inserting block is provided with a clamping groove, one side of the first fixing plate is provided with a slot, one side of the slot is provided with a through hole, the, the bottom of fastener inserts in the slot, the spout has been seted up at the middle part of fastener, be equipped with the fixed axle in the spout, the both ends of fixed axle all with through-hole fixed connection, the bottom fixed connection of compression spring and spout is passed through to one side of fixed axle.
Optionally, the insulating sleeve is made of a fiberglass material.
Optionally, the first supporting columns and the second supporting columns are multiple, and the first supporting columns and the second supporting columns are distributed in an annular array and correspond to each other.
Optionally, the first arc-shaped plate and the second arc-shaped plate are movably connected through a pin shaft, and the first arc-shaped plate and the second arc-shaped plate are made of elastic materials.
Optionally, the insertion block is matched with the slot, one side of the bottom end of the clamping piece is arc-shaped, and the clamping piece is matched with the clamping slot.
Optionally, the heat insulation sleeve is sleeved outside the sleeve, and the heat insulation sleeve is attached to the outer pipe.
Optionally, the inner sides of the first fixing plate and the second fixing plate are both arc-shaped, and the first fixing plate and the second fixing plate are both attached to the outer tube.
(III) advantageous effects
The utility model provides a high temperature resistant PVC sleeve pipe possesses following beneficial effect:
(1) this high temperature resistant PVC sleeve pipe, through setting up this kind of bilayer structure of outer tube and inner tube, the heat has been accelerated from the outer loss to the interior, can reduce the heat of transmitting to the inner tube inside, high temperature resistant effect has been reached, through the cooperation setting between first support column, second support column, first arc and the second arc, both reached the cushioning effect to the sleeve pipe, provide the deformation space for the inner tube again, the problem of expend with heat and contract with cold has been solved, the reliability of device has been guaranteed.
(2) This high temperature resistant PVC sleeve pipe through first fixed plate, second fixed plate, inserted block, draw-in groove, slot, through-hole, fastener, spout, fixed axle, compression spring and draw the cooperation setting between the piece, has made things convenient for the installation and the dismantlement of radiation shield, is convenient for select the model of radiation shield on the one hand, according to ambient temperature's difference, selects the radiation shield of installing different thickness, and on the other hand has reduced the operation degree of difficulty, has improved work efficiency.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of the present invention;
fig. 3 is a schematic cross-sectional connection diagram of the first fixing plate and the second fixing plate of the present invention;
fig. 4 is a schematic view of the connection of the first arc-shaped plate and the second arc-shaped plate of the present invention.
In the figure: 1. a sleeve; 2. a heat insulating sleeve; 3. an outer tube; 4. an inner tube; 5. a first support column; 6. a second support column; 7. a first arc-shaped plate; 8. a second arc-shaped plate; 9. a pin shaft; 10. a first fixing plate; 11. a second fixing plate; 12. inserting a block; 13. a card slot; 14. a slot; 15. a through hole; 16. a fastener; 17. a chute; 18. a fixed shaft; 19. a compression spring; 20. and (5) pulling the block.
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", 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, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, the present invention provides a technical solution:
a high-temperature-resistant PVC sleeve comprises a sleeve 1 and a heat insulation sleeve 2, wherein the sleeve 1 is composed of an outer pipe 3 and an inner pipe 4, the inner pipe 4 is positioned in the outer pipe 3, the heat loss from the outside to the inside is accelerated by arranging a double-layer structure of the outer pipe 3 and the inner pipe 4, the heat transmitted to the inside of the inner pipe 4 can be reduced, and the high-temperature-resistant effect is achieved, the inner side of the outer pipe 3 is fixedly connected with a first supporting column 5, the top end of the first supporting column 5 is fixedly connected with a first arc-shaped plate 7, the outer side of the inner pipe 4 is fixedly connected with a second supporting column 6, the top end of the second supporting column 6 is fixedly connected with a second arc-shaped plate 8, the second arc-shaped plate 8 is movably connected with the first arc-shaped plate 7, through the matching arrangement of the first supporting column 5, the second supporting column 6, the first arc-shaped plate 7 and the second arc-shaped plate 8, the problem of expend with heat and contract with cold is solved, the reliability of the device is guaranteed, the first fixed plate 10 of one end fixedly connected with of heat insulating sleeve 2, the second fixed plate 11 of the other end fixedly connected with of heat insulating sleeve 2, one side fixedly connected with inserted block 12 of second fixed plate 11, draw-in groove 13 has been seted up to one side of inserted block 12, slot 14 has been seted up to one side of first fixed plate 10, through-hole 15 has been seted up to one side of slot 14, swing joint has fastener 16 in through-hole 15, the top of fastener 16 runs through-hole 15 and fixedly connected with draws piece 20, the bottom of fastener 16 inserts in slot 14, spout 17 has been seted up at the middle part of fastener 16, be equipped with fixed axle 18 in the spout 17, the both ends of fixed axle 18 all with through-hole 15 fixed connection, one side of fixed axle 18 passes through compression spring 19 and spout 17's bottom, Slot 14, through-hole 15, fastener 16, spout 17, fixed axle 18, compression spring 19 and draw the cooperation setting between the piece 20, made things convenient for the installation and the dismantlement of radiation shield sleeve 2, be convenient for select the model of radiation shield sleeve 2 on the one hand, according to ambient temperature's difference, select the radiation shield sleeve 2 of installing different thickness, on the other hand has reduced the operation degree of difficulty, has improved work efficiency.
As an optional technical solution of the utility model:
the heat insulation sleeve 2 is made of glass fiber materials, and the heat insulation effect is achieved by arranging the glass fibers.
As an optional technical solution of the utility model:
As an optional technical solution of the utility model:
As an optional technical solution of the utility model:
the inserting block 12 is matched with the inserting groove 14, one side of the bottom end of the clamping piece 16 is arc-shaped, the clamping piece 16 is matched with the clamping groove 13, and the heat insulation sleeve 2 is convenient to mount and dismount through the arrangement.
As an optional technical solution of the utility model:
the heat insulation sleeve 2 is sleeved outside the sleeve 1, and the heat insulation sleeve 2 is attached to the outer pipe 3.
As an optional technical solution of the utility model:
the inboard of first fixed plate 10 and second fixed plate 11 is the arc, and first fixed plate 10 and second fixed plate 11 all are connected with the laminating of outer tube 3, can guarantee the stability between the structure like this.
To sum up, according to the high-temperature resistant PVC sleeve, when the inner pipe 4 and the outer pipe 3 expand with heat and contract with cold, the first supporting column 5 and the second supporting column 6 are forced to extrude or stretch the first arc-shaped plate 7 and the second arc-shaped plate 8, the first arc-shaped plate 7 and the second arc-shaped plate 8 deform and move along the pin shaft 9, when the heat insulation sleeve 2 is installed, the heat insulation sleeve 2 is sleeved on the sleeve 1, the insertion block 12 on the second fixing plate 11 is aligned with the slot 14 on the first fixing plate 10 and inserted, when the insertion block 12 is inserted, the clamping piece 16 is extruded and retracted into the through hole 15, when the insertion block 12 completely enters the slot 14, the clamping piece 16 corresponds to the clamping groove 13, at the moment, the clamping piece 16 is automatically ejected and clamped into the clamping groove 13 after being subjected to the elasticity of the compression spring 19, the fixation is completed, when the heat insulation sleeve 2 is disassembled, the pulling block 20 is pulled, the clamping piece, clip 16 leaves slot 13 and plug 12 is freed and separated from slot 14, allowing sleeve 2 to be removed.
It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a high temperature resistant PVC sleeve pipe, includes sleeve pipe (1) and radiation shield sleeve (2), its characterized in that: the sleeve (1) comprises an outer tube (3) and an inner tube (4), the inner tube (4) is positioned in the outer tube (3), a first supporting column (5) is fixedly connected to the inner side of the outer tube (3), a first arc-shaped plate (7) is fixedly connected to the top end of the first supporting column (5), a second supporting column (6) is fixedly connected to the outer side of the inner tube (4), a second arc-shaped plate (8) is fixedly connected to the top end of the second supporting column (6), the second arc-shaped plate (8) is movably connected with the first arc-shaped plate (7), a first fixing plate (10) is fixedly connected to one end of the heat insulation sleeve (2), a second fixing plate (11) is fixedly connected to the other end of the heat insulation sleeve (2), an insert block (12) is fixedly connected to one side of the second fixing plate (11), and a clamping groove (13) is formed in one side of the insert block (12, slot (14) have been seted up to one side of first fixed plate (10), through-hole (15) have been seted up to one side of slot (14), swing joint has fastener (16) in through-hole (15), through-hole (15) and fixedly connected with pull piece (20) are run through on the top of fastener (16), insert in slot (14) the bottom of fastener (16), spout (17) have been seted up at the middle part of fastener (16), be equipped with fixed axle (18) in spout (17), the both ends of fixed axle (18) all with through-hole (15) fixed connection, the bottom fixed connection of compression spring (19) and spout (17) is passed through to one side of fixed axle (18).
2. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
the heat insulation sleeve (2) is made of glass fiber materials.
3. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
first support column (5) and second support column (6) all have a plurality ofly, it is a plurality of first support column (5) and second support column (6) are the annular array and distribute and corresponding.
4. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
the first arc-shaped plate (7) and the second arc-shaped plate (8) are movably connected through a pin shaft (9), and the first arc-shaped plate (7) and the second arc-shaped plate (8) are made of elastic materials.
5. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
the plug block (12) is matched with the slot (14), one side of the bottom end of the clamping piece (16) is arc-shaped, and the clamping piece (16) is matched with the clamping groove (13).
6. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
the heat insulation sleeve (2) is sleeved on the outer side of the sleeve (1), and the heat insulation sleeve (2) is attached to and connected with the outer pipe (3).
7. A high temperature resistant PVC sleeve according to claim 1, characterized in that:
the inboard of first fixed plate (10) and second fixed plate (11) is the arc, first fixed plate (10) and second fixed plate (11) all are connected with outer tube (3) laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171903.0U CN210566767U (en) | 2019-07-24 | 2019-07-24 | High-temperature-resistant PVC (polyvinyl chloride) sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171903.0U CN210566767U (en) | 2019-07-24 | 2019-07-24 | High-temperature-resistant PVC (polyvinyl chloride) sleeve |
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| Publication Number | Publication Date |
|---|---|
| CN210566767U true CN210566767U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921171903.0U Active CN210566767U (en) | 2019-07-24 | 2019-07-24 | High-temperature-resistant PVC (polyvinyl chloride) sleeve |
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| CN (1) | CN210566767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762243A (en) * | 2020-12-30 | 2021-05-07 | 福建恒杰塑业新材料有限公司 | Double-layer pressure-resistant pipe |
-
2019
- 2019-07-24 CN CN201921171903.0U patent/CN210566767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762243A (en) * | 2020-12-30 | 2021-05-07 | 福建恒杰塑业新材料有限公司 | Double-layer pressure-resistant pipe |
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