CN111660593A - Equipment and process for manufacturing polyurethane-sprayed polyethylene-wound thermal insulation pipe - Google Patents
Equipment and process for manufacturing polyurethane-sprayed polyethylene-wound thermal insulation pipe Download PDFInfo
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- CN111660593A CN111660593A CN202010571555.7A CN202010571555A CN111660593A CN 111660593 A CN111660593 A CN 111660593A CN 202010571555 A CN202010571555 A CN 202010571555A CN 111660593 A CN111660593 A CN 111660593A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
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Abstract
The invention relates to the technical field of heat preservation pipe manufacturing, in particular to equipment and a manufacturing process for manufacturing a polyurethane spraying polyethylene winding heat preservation pipe, which comprises a support column, a support frame, an intermittent rotating device, a clamping driving device, a limiting rotating device, a polyurethane spraying structure and a polyethylene spraying structure, wherein the support frame is rotatably connected to the top of the inner side surface of the support column, the clamping driving device is fixedly arranged on the outer side of the other end of the support frame, the limiting rotating device is fixedly arranged on each of two sides of the clamping driving device, the intermittent rotating device is arranged on the other side of the support column positioned on one side, a fixing frame is arranged on the rear side of the support column, and the polyurethane spraying structure and the polyethylene spraying structure are slidably arranged at the top end of the fixing frame. But also can better drive the coating to rotate, thereby ensuring that the coating can be better sprayed on the surface of the coating.
Description
Technical Field
The invention relates to the technical field of manufacturing of heat preservation pipes, in particular to equipment and a manufacturing process for manufacturing a polyurethane spraying polyethylene winding heat preservation pipe.
Background
The heat preservation pipe is an important factor influencing energy conservation, the development and application of the heat preservation pipe are more and more generally regarded by the countries all over the world, after the 70 th century, the production and application of the heat preservation pipe are generally regarded by the overseas, the consumption of energy is greatly reduced, so that the environmental pollution and the greenhouse effect are reduced, the heat preservation pipe is a short-form heat preservation pipeline, the heat preservation pipe is used for conveying liquid, gas and other media, the heat preservation pipe is used for heat preservation of heat insulation engineering of pipelines in petroleum, chemical engineering, aerospace, hot springs, military, centralized heat supply, central air conditioning, municipal administration and the like, and the polyurethane heat preservation pipe is divided into three layers from inside to outside: a first layer: working steel pipe layer, second layer: a polyurethane heat-insulating layer: and a third layer: a high density polyethylene protective layer.
Most polyurethane spraying polyethylene that exists on the existing market twines the equipment design of insulating tube manufacturing comparatively simple, do not better carry out better centre gripping and drive its pivoted structure to the body, thereby it needs polyurethane spraying structure and polyethylene spraying structure to carry out effectual rotation to advance to lead to, reach the effect of spraying, this kind sets up the great complexity that increases polyurethane spraying structure and polyethylene spraying structure, be unfavorable for using, and later maintenance cost is higher, the equipment that some polyurethane spraying polyethylene twine insulating tube manufacturing lacks the structure of a plurality of material loadings, lead to it to carry out single last unloading processing, great reduction the efficiency of production etc., consequently, propose a polyurethane spraying polyethylene to twine insulating tube manufacturing equipment and manufacturing process to the above-mentioned problem.
Disclosure of Invention
The invention aims to provide equipment and a process for manufacturing a polyurethane spraying polyethylene winding heat preservation pipe, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a polyurethane spraying polyethylene winding insulating tube manufacturing equipment, includes support column, support frame, intermittent type rotating device, centre gripping drive arrangement, spacing rotating device, polyurethane spraying structure and polyethylene spraying structure, the medial surface top of support column is rotated and is connected with the support frame, the other end outside fixed mounting of support frame has centre gripping drive arrangement, the equal fixed mounting in both sides of centre gripping drive arrangement has spacing rotating device, is located one side intermittent type rotating device is installed to the opposite side of support column, the mount is installed to the rear side of support column, the top slidable mounting of mount has polyurethane spraying structure and polyethylene spraying structure.
Preferably, be located one side the inboard of support column is rotated and is connected with the support loop bar, is located the opposite side the inboard of support column is rotated and is connected with the support sleeve, and supports the equal fixedly connected with support frame in the outside of loop bar and the support sleeve, the support loop bar cup joints each other with the support sleeve.
Preferably, the intermittent rotation device comprises a rotation motor, a mounting disc, a connecting disc, a cylindrical pin and a grooved wheel, wherein the rotation motor is fixedly connected to one end of the supporting column, the mounting disc is fixedly connected to the outer side of a main shaft of the rotation motor, the connecting disc which is coaxially arranged is fixedly connected to the other end of the mounting disc, the cylindrical pin is installed on the outer side of the mounting disc and is in sliding connection with the grooved wheel, and a supporting sleeve rod is fixedly connected to the inner side of the grooved wheel.
Preferably, the number of the chutes of the grooved wheels in the intermittent rotation device is equal to the number of the clamping driving devices arranged on the supporting frame on one side.
Preferably, the clamping driving device comprises an installation shell, a clamping motor, a gear, a rack and a supporting block, the installation shell is fixedly connected to one side of the supporting frame, the clamping motor is installed on the inner side of the installation shell, the gear is fixedly connected to the tail end of a main shaft of the clamping motor, the racks are meshed to two sides of the gear and are connected with the installation shell in a sliding mode, the supporting block is fixedly connected to one end of each rack, and the limiting rotating device is fixedly connected to the other end of each supporting block.
Preferably, spacing rotating device includes arc frame, slide bar, compression spring, baffle, guide pulley, support and in-wheel motor wheel assembly install the arc frame on the centre gripping drive arrangement, the inboard central point department of arc frame installs the support, the inboard rotation of support is connected with in-wheel motor wheel assembly, the both sides of support all are provided with the slide bar, and the slide bar outside and arc frame sliding connection, the opposite side fixed connection baffle of slide bar, compression spring has been cup jointed in the outside of slide bar, the guide pulley is installed to the other end of baffle.
A manufacturing device and a manufacturing process of a polyurethane spraying polyethylene winding heat preservation pipe comprise the following manufacturing processes:
the method comprises the following steps: material clamping: the pipe is pushed upwards from the lower direction through a guide groove or other structures, then the pipe is pushed to the inner sides of the limiting and rotating devices on the two sides, then the clamping driving device works, and under the action of a clamping motor, a gear and a rack, the limiting and rotating devices on the two sides are driven by supporting blocks to be tightened inwards, so that the pipe is clamped;
step two: material transfer: then the intermittent rotating device works, the rotating motor drives the grooved pulley to intermittently rotate through the mounting disc, the connecting disc and the cylindrical pin, and then the supporting frame is driven to intermittently rotate through the supporting sleeve rod and the supporting sleeve, so that the clamping driving device and the limiting rotating device are driven to effectively rotate, and the pipe is driven to transfer;
step three: material processing: when the clamping driving device drives the limiting rotating device to clamp the pipe, the sliding rods, the compression springs, the baffle plates and the guide wheels on the two sides can be well attached to the pipe, the pipe different from the pipe can be well attached to the pipe, and when the clamped pipe moves to the top end, the polyurethane spraying structure and the polyethylene spraying structure on the upper side of the fixing frame are processed.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the clamping driving device and the limiting device, the heat-insulating pipe to be processed can be effectively clamped and fixed, and can be driven to rotate better, so that the surface of the heat-insulating pipe can be sprayed with a coating better;
2. according to the invention, the plurality of mounting positions are arranged through the arranged intermittent rotating device, the supporting frame and the like, so that the heat-insulating pipe can be clamped and fixed and processed at the same time, and the production efficiency is effectively improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the intermittent rotation device of the present invention;
FIG. 4 is a schematic view of a clamping driving device according to the present invention;
fig. 5 is a schematic structural view of the rotation limiting device of the present invention.
In the figure: the device comprises a support column 1, a support frame 2, an intermittent rotating device 3, a rotating motor 301, a mounting disc 302, a connecting disc 303, a cylindrical pin 304, a grooved wheel 305, a clamping driving device 4, a mounting shell 401, a clamping motor 402, a gear 403, a rack 404, a supporting block 405, a limiting rotating device 5, an arc-shaped frame 501, a sliding rod 502, a compression spring 503, a baffle 504, a guide wheel 505, a support 506, a hub motor wheel assembly 507, a polyurethane spraying structure 6, a polyethylene spraying structure 7, a fixing frame 8, a support sleeve 9 and a support sleeve 10.
Detailed Description
Example 1: referring to fig. 1-5, the present invention provides a technical solution:
the utility model provides a polyurethane spraying polyethylene winding insulating tube makes and equips, including support column 1, support frame 2, intermittent type rotating device 3, centre gripping drive arrangement 4, spacing rotating device 5, polyurethane spraying structure 6 and polyethylene spraying structure 7, the medial surface top of support column 1 is rotated and is connected with support frame 2, the other end outside fixed mounting of support frame 2 has centre gripping drive arrangement 4, the equal fixed mounting in both sides of centre gripping drive arrangement 4 has spacing rotating device 5, intermittent type rotating device 3 is installed to the opposite side that is located support column 1 of one side, mount 8 is installed to support column 1's rear side, the top slidable mounting of mount 8 has polyurethane spraying structure 6 and polyethylene spraying structure 7.
The inner side of the support column 1 positioned on one side is rotatably connected with a support sleeve rod 9, the inner side of the support column 1 positioned on the other side is rotatably connected with a support sleeve 10, the outer side of the support sleeve rod 9 and the outer side of the support sleeve 10 are both fixedly connected with a support frame 2, the support sleeve rod 9 and the support sleeve 10 are mutually sleeved, the arrangement can be adjusted and used according to the length of a pipe, and therefore the use range is effectively increased, the intermittent rotating device 3 comprises a rotating motor 301, a mounting disc 302, a connecting disc 303, a cylindrical pin 304 and a grooved pulley 305, one end of the support column 1 is fixedly connected with the rotating motor 301, the outer side of a main shaft of the rotating motor 301 is fixedly connected with the mounting disc 302, the other end of the mounting disc 302 is fixedly connected with the connecting disc 303 which is coaxially arranged, the cylindrical pin 304 is installed on the outer side of the mounting disc 302, the cylindrical pin, the arrangement can better perform intermittent movement on the clamped pipe, thereby ensuring that enough time is left for processing the pipe, the number of the chutes of the grooved wheels 305 in the intermittent rotating device 3 is equal to that of the clamping driving devices 4 arranged on the support frame 2 on one side, each clamping driving device 4 comprises a mounting shell 401, a clamping motor 402, a gear 403, a rack 404 and a supporting block 405, one side of the support frame 2 is fixedly connected with the mounting shell 401, the clamping motor 402 is arranged on the inner side of the mounting shell 401, the tail end of a main shaft of the clamping motor 402 is fixedly connected with the gear 403, both sides of the gear 403 are respectively meshed with the rack 404, the rack 404 is in sliding connection with the mounting shell 401, one end of the rack 404 is fixedly connected with the supporting block 405, and the other end of the supporting block 405 is fixedly connected with the limiting rotating device 5, the arrangement is convenient for effectively clamping the pipe, and ensures that the axis, and then be convenient for process and use, spacing rotating device 5 includes arc frame 501, slide bar 502, compression spring 503, baffle 504, guide pulley 505, install arc frame 501 on support 506 and the wheel hub motor wheel assembly 507 centre gripping drive arrangement 4, support 506 is installed to the inboard central point department of arc frame 501, the inboard rotation of support 506 is connected with wheel hub motor wheel assembly 507, the both sides of support 506 all are provided with slide bar 502, and the slide bar 502 outside and arc frame 501 sliding connection, the opposite side fixed connection baffle 504 of slide bar 502, compression spring 503 has been cup jointed in the outside of slide bar 502, guide pulley 505 is installed to the other end of baffle 504, this kind of setting not only can be better carry out the centre gripping to tubular product, and guaranteed that can all carry out better centre gripping to the tubular product of different thicknesses.
The manufacturing process comprises the following steps: before the device is used, an external power supply is switched on, firstly, a pipe is pushed upwards from the lower part through a guide groove or other structures and then pushed to the inner sides of the limiting and rotating devices 5 at the two sides, then the clamping and driving device 4 works, and under the action of the clamping motor 402, the gear 403 and the rack 404, the limiting and rotating devices 5 at the two sides are driven to be tightened inwards through the supporting block 405, so that the pipe is clamped; then intermittent type rotating device 3 works, it passes through mounting disc 302 to rotate motor 301, connection pad 303 and cylindric lock 304 drive the intermittent type nature rotation of sheave 305, and then drive 2 intermittent type rotations of support frame through supporting loop bar 9 and support sleeve 10, and then drive centre gripping drive arrangement 4 and spacing rotating device 5 and carry out effectual rotation, thereby drive the transfer of tubular product, when centre gripping drive arrangement 4 drives spacing rotating device 5 centre gripping tubular product, the slide bar 502 of both sides, compression spring 503, baffle 504 and guide pulley 505 can be better with the laminating of tubular product, guarantee all can carry out better laminating to different tubular products, when the tubular product of centre gripping moves to the top, by 8 upside polyurethane spraying structure 6 of mount and polyethylene spraying structure 7 process can.
Example 2: referring to fig. 1-5, the present invention provides a technical solution:
the utility model provides a polyurethane spraying polyethylene winding insulating tube makes and equips, including support column 1, support frame 2, intermittent type rotating device 3, centre gripping drive arrangement 4, spacing rotating device 5, polyurethane spraying structure 6 and polyethylene spraying structure 7, the medial surface top of support column 1 is rotated and is connected with support frame 2, the other end outside fixed mounting of support frame 2 has centre gripping drive arrangement 4, the equal fixed mounting in both sides of centre gripping drive arrangement 4 has spacing rotating device 5, intermittent type rotating device 3 is installed to the opposite side that is located support column 1 of one side, mount 8 is installed to support column 1's rear side, the top slidable mounting of mount 8 has polyurethane spraying structure 6 and polyethylene spraying structure 7.
The inner side of the support column 1 positioned on one side is rotatably connected with a support sleeve rod 9, the inner side of the support column 1 positioned on the other side is rotatably connected with a support sleeve 10, the outer side of the support sleeve rod 9 and the outer side of the support sleeve 10 are both fixedly connected with a support frame 2, the support sleeve rod 9 and the support sleeve 10 are mutually sleeved, the arrangement can be adjusted and used according to the length of a pipe, and therefore the use range is effectively increased, the intermittent rotating device 3 comprises a rotating motor 301, a mounting disc 302, a connecting disc 303, a cylindrical pin 304 and a grooved pulley 305, one end of the support column 1 is fixedly connected with the rotating motor 301, the outer side of a main shaft of the rotating motor 301 is fixedly connected with the mounting disc 302, the other end of the mounting disc 302 is fixedly connected with the connecting disc 303 which is coaxially arranged, the cylindrical pin 304 is installed on the outer side of the mounting disc 302, the cylindrical pin, the arrangement can better perform intermittent movement on the clamped pipe, thereby ensuring that enough time is left for processing the pipe, the number of the chutes of the grooved wheels 305 in the intermittent rotating device 3 is equal to that of the clamping driving devices 4 arranged on the support frame 2 on one side, each clamping driving device 4 comprises a mounting shell 401, a clamping motor 402, a gear 403, a rack 404 and a supporting block 405, one side of the support frame 2 is fixedly connected with the mounting shell 401, the clamping motor 402 is arranged on the inner side of the mounting shell 401, the tail end of a main shaft of the clamping motor 402 is fixedly connected with the gear 403, both sides of the gear 403 are respectively meshed with the rack 404, the rack 404 is in sliding connection with the mounting shell 401, one end of the rack 404 is fixedly connected with the supporting block 405, and the other end of the supporting block 405 is fixedly connected with the limiting rotating device 5, the arrangement is convenient for effectively clamping the pipe, and ensures that the axis, and then be convenient for process and use, spacing rotating device 5 includes arc frame 501, slide bar 502, compression spring 503, baffle 504, guide pulley 505, install arc frame 501 on support 506 and the wheel hub motor wheel assembly 507 centre gripping drive arrangement 4, support 506 is installed to the inboard central point department of arc frame 501, the inboard rotation of support 506 is connected with wheel hub motor wheel assembly 507, the both sides of support 506 all are provided with slide bar 502, and the slide bar 502 outside and arc frame 501 sliding connection, the opposite side fixed connection baffle 504 of slide bar 502, compression spring 503 has been cup jointed in the outside of slide bar 502, guide pulley 505 is installed to the other end of baffle 504, this kind of setting not only can be better carry out the centre gripping to tubular product, and guaranteed that can all carry out better centre gripping to the tubular product of different thicknesses.
The manufacturing process comprises the following steps: when a pipe with other specifications is replaced, the distance between the support columns on the two sides is adjusted according to the length of the pipe, then an external power supply is switched on before the device is used, the pipe is firstly pushed upwards from the lower direction through a guide groove or other structures and then pushed to the inner sides of the limiting and rotating devices 5 on the two sides, then the clamping and driving device 4 works, and under the action of the clamping motor 402, the gear 403 and the rack 404, the limiting and rotating devices 5 on the two sides are driven to be tightened inwards through the support block 405, so that the pipe is clamped; then intermittent type rotating device 3 works, it passes through mounting disc 302 to rotate motor 301, connection pad 303 and cylindric lock 304 drive the intermittent type nature rotation of sheave 305, and then drive 2 intermittent type rotations of support frame through supporting loop bar 9 and support sleeve 10, and then drive centre gripping drive arrangement 4 and spacing rotating device 5 and carry out effectual rotation, thereby drive the transfer of tubular product, when centre gripping drive arrangement 4 drives spacing rotating device 5 centre gripping tubular product, the slide bar 502 of both sides, compression spring 503, baffle 504 and guide pulley 505 can be better with the laminating of tubular product, guarantee all can carry out better laminating to different tubular products, when the tubular product of centre gripping moves to the top, by 8 upside polyurethane spraying structure 6 of mount and polyethylene spraying structure 7 process can.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (7)
1. The utility model provides a polyurethane spraying polyethylene winding insulating tube manufacturing equipment, includes support column (1), support frame (2), intermittent type rotating device (3), centre gripping drive arrangement (4), spacing rotating device (5), polyurethane spraying structure (6) and polyethylene spraying structure (7), its characterized in that: the utility model discloses a support structure, including support column (1), support frame (2), the other end outside fixed mounting of support frame (2) has centre gripping drive arrangement (4), the equal fixed mounting in both sides of centre gripping drive arrangement (4) has spacing rotating device (5), is located one side intermittent type rotating device (3) are installed to the opposite side of support column (1), mount (8) are installed to the rear side of support column (1), the top slidable mounting of mount (8) has polyurethane spraying structure (6) and polyethylene spraying structure (7).
2. The manufacturing equipment of the polyurethane spraying polyethylene winding thermal insulation pipe as claimed in claim 1, wherein: be located one side the inboard of support column (1) is rotated and is connected with support loop bar (9), is located the opposite side the inboard of support column (1) is rotated and is connected with supporting sleeve (10), and the equal fixedly connected with support frame (2) in the outside of support loop bar (9) and supporting sleeve (10), support loop bar (9) and supporting sleeve (10) cup joint each other.
3. The manufacturing equipment of the polyurethane spraying polyethylene winding thermal insulation pipe as claimed in claim 1, wherein: the intermittent rotation device (3) comprises a rotation motor (301), a mounting disc (302), a connecting disc (303), a cylindrical pin (304) and a grooved pulley (305), wherein the rotation motor (301) is fixedly connected to one end of the supporting column (1), the mounting disc (302) is fixedly connected to the outer side of a main shaft of the rotation motor (301), the connecting disc (303) which is coaxially arranged is fixedly connected to the other end of the mounting disc (302), the cylindrical pin (304) is installed on the outer side of the mounting disc (302), the cylindrical pin (304) is slidably connected with the grooved pulley (305), and a supporting sleeve rod (9) is fixedly connected to the inner side of the grooved pulley (305).
4. The manufacturing equipment of the polyurethane spraying polyethylene winding thermal insulation pipe as claimed in claim 1, wherein: the number of the chutes of the grooved wheels (305) in the intermittent rotating device (3) is equal to the number of the clamping driving devices (4) arranged on the supporting frame (2) on one side.
5. The manufacturing equipment of the polyurethane spraying polyethylene winding thermal insulation pipe as claimed in claim 1, wherein: the clamping driving device (4) comprises an installation shell (401), a clamping motor (402), a gear (403), a rack (404) and a supporting block (405), wherein the installation shell (401) is fixedly connected to one side of the support frame (2), the clamping motor (402) is installed on the inner side of the installation shell (401), the gear (403) is fixedly connected to the tail end of a main shaft of the clamping motor (402), the rack (404) is meshed to the two sides of the gear (403), the rack (404) is connected with the installation shell (401) in a sliding mode, the supporting block (405) is fixedly connected to one end of the rack (404), and the limiting rotating device (5) is fixedly connected to the other end of the supporting block (405).
6. The manufacturing equipment of the polyurethane spraying polyethylene winding thermal insulation pipe as claimed in claim 1, wherein: spacing rotating device (5) include arc frame (501), slide bar (502), compression spring (503), baffle (504), guide pulley (505), support (506) and in-wheel motor wheel assembly (507) install arc frame (501) on centre gripping drive arrangement (4), support (506) are installed to the inboard central point department of arc frame (501), the inboard rotation of support (506) is connected with in-wheel motor wheel assembly (507), the both sides of support (506) all are provided with slide bar (502), and slide bar (502) outside and arc frame (501) sliding connection, the opposite side fixedly connected with baffle (504) of slide bar (502), compression spring (503) have been cup jointed in the outside of slide bar (502), guide pulley (505) are installed to the other end of baffle (504).
7. The manufacturing equipment and the manufacturing process of the polyurethane spraying polyethylene winding thermal insulation pipe according to the claims 1 to 6 are characterized in that: the method comprises the following manufacturing steps:
the method comprises the following steps: material clamping: the pipe is pushed upwards from the lower part through a guide groove or other structures, and then pushed to the inner sides of the limiting and rotating devices (5) at the two sides, then the clamping driving device (4) works, and under the action of a clamping motor (402), a gear (403) and a rack (404), the limiting and rotating devices (5) at the two sides are driven to be tightened inwards through a supporting block (405), so that the pipe is clamped;
step two: material transfer: then the intermittent rotation device (3) works, the rotation motor (301) drives the grooved wheel (305) to intermittently rotate through the mounting disc (302), the connecting disc (303) and the cylindrical pin (304), the support frame (2) is driven to intermittently rotate through the support sleeve rod (9) and the support sleeve (10), and the clamping driving device (4) and the limiting rotation device (5) are driven to effectively rotate, so that the pipes are driven to be transferred;
step three: material processing: when the clamping driving device (4) drives the limiting rotating device (5) to clamp the pipe, the sliding rods (502), the compression springs (503), the baffle plates (504) and the guide wheels (505) on the two sides can be well attached to the pipe, so that different pipes can be well attached to each other, and when the clamped pipe moves to the top end, the polyurethane spraying structure (6) and the polyethylene spraying structure (7) on the upper side of the fixing frame (8) are processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571555.7A CN111660593A (en) | 2020-06-22 | 2020-06-22 | Equipment and process for manufacturing polyurethane-sprayed polyethylene-wound thermal insulation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571555.7A CN111660593A (en) | 2020-06-22 | 2020-06-22 | Equipment and process for manufacturing polyurethane-sprayed polyethylene-wound thermal insulation pipe |
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| Publication Number | Publication Date |
|---|---|
| CN111660593A true CN111660593A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010571555.7A Pending CN111660593A (en) | 2020-06-22 | 2020-06-22 | Equipment and process for manufacturing polyurethane-sprayed polyethylene-wound thermal insulation pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524087A (en) * | 2021-08-04 | 2021-10-22 | 安徽欧波管业科技有限公司 | Auxiliary device for installing cooling water jacket |
| CN116872479A (en) * | 2023-09-06 | 2023-10-13 | 奥菲德（天津）管道科技有限公司 | Processing equipment for polyurethane spraying polyethylene winding heat-insulating pipe |
-
2020
- 2020-06-22 CN CN202010571555.7A patent/CN111660593A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524087A (en) * | 2021-08-04 | 2021-10-22 | 安徽欧波管业科技有限公司 | Auxiliary device for installing cooling water jacket |
| CN113524087B (en) * | 2021-08-04 | 2022-03-08 | 安徽欧波管业科技有限公司 | Auxiliary device for installing cooling water jacket |
| CN116872479A (en) * | 2023-09-06 | 2023-10-13 | 奥菲德（天津）管道科技有限公司 | Processing equipment for polyurethane spraying polyethylene winding heat-insulating pipe |
| CN116872479B (en) * | 2023-09-06 | 2023-12-15 | 奥菲德（天津）管道科技有限公司 | Processing equipment for polyurethane spraying polyethylene winding heat-insulating pipe |
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