CN115924716A - Transportation handling device is used in production of CPVC tubular product - Google Patents
Transportation handling device is used in production of CPVC tubular product Download PDFInfo
- Publication number
- CN115924716A CN115924716A CN202310224112.4A CN202310224112A CN115924716A CN 115924716 A CN115924716 A CN 115924716A CN 202310224112 A CN202310224112 A CN 202310224112A CN 115924716 A CN115924716 A CN 115924716A
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- wall
- connecting rod
- plate
- connecting plate
- rotating
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- 239000004801 Chlorinated PVC Substances 0.000 title claims abstract description 36
- 229920000457 chlorinated polyvinyl chloride Polymers 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 239000000725 suspension Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 13
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
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Classifications
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
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- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a transportation and carrying device for producing a CPVC (chlorinated polyvinyl chloride) pipe, which relates to the field of pipe production and transportation, and comprises a connecting plate, wherein the top end of the connecting plate is connected with a lifting rope connected with a crane, and a transmission mechanism is rotationally connected to the outer wall of the connecting plate; the transmission mechanism comprises a rotating wheel which penetrates through the side face of the connecting plate and is in rotating connection with the connecting plate, the outer wall of the rotating wheel is in rotating connection with a second connecting rod, and a first connecting rod extending to the outside of the second connecting rod is sleeved on the inner side of one end of the second connecting rod; the limiting mechanism is arranged on the outer wall of the connecting plate and fixedly connected with the rotating wheel. According to the invention, the transmission mechanism and the limiting mechanism are arranged, so that the pipe pile sleeved with the smaller pipes inside can be directly hoisted at one time without taking out the smaller pipes inside, and the baffle plates on the two sides prevent the pipes from slipping out in the hoisting process, so that the safety and the hoisting efficiency in the hoisting process are further improved.
Description
Technical Field
The invention relates to the field of pipe production and transportation, in particular to a transportation and carrying device for CPVC pipe production.
Background
The CPVC power pipe is usually used as a cable protection pipe, the CPVC power pipe has the characteristics of high strength, good flexibility, high temperature resistance, corrosion resistance, flame retardance, good insulating property, no pollution, difficult aging, light weight, convenient construction and the like, all performance indexes of the CPVC power pipe reach or exceed the level of domestic similar products through national-level and provincial detection, identification and certification, and the performance of the CPVC power pipe is greatly superior to that of traditional asbestos cable calandria and common PVC pipes, thereby being an ideal substitute for the traditional power cable sheath pipe.
In the transportation process of the existing CPVC pipes after production, the CPVC pipes are generally packed and stacked together, the specification types of the CPVC pipes are different, the CPVC pipes with different diameters exist, in order to effectively utilize the stacking space of a production warehouse, the existing CPVC pipes are generally stacked by plugging the CPVC pipes with smaller diameters into the hollow inner side of the CPVC pipe with larger diameter to form the condition of large sleeve and small sleeve, and then the CPVC pipes are transported in a hoisting or manual transportation mode;
the manual carrying has large physical consumption on workers and low efficiency;
and the hoisting mode is carried out through the crane, in order to ensure the hoisting safety, the CPVC pipe plugged in the hoisting process is prevented from sliding out of the inner side of the larger CPVC pipe to cause safety accidents, the smaller CPVC pipe needs to be taken out of the hollow inner side of the larger CPVC pipe again, and in the later loading process, in order to increase the freight volume, the operation is repeated, namely, the CPVC pipe with the smaller diameter is plugged into the hollow inner side of the CPVC pipe with the larger diameter, so that the hoisting efficiency is reduced, and in order to further increase the hoisting and unloading efficiency, the invention provides the transporting and carrying device for producing the CPVC pipe.
Disclosure of Invention
The invention aims to: in order to solve the problem that the efficiency is lower in the transportation handling process of current CPVC tubular product, provide a CPVC tubular product production is with transportation handling device.
In order to achieve the purpose, the invention provides the following technical scheme: the transportation and carrying device for producing the CPVC pipes comprises a connecting plate, wherein the top end of the connecting plate is connected with a lifting rope connected with a crane, a limiting mechanism is arranged on the end surface of the outer wall of the connecting plate and used for limiting the sleeved and stacked pipes, and the side surface of the outer wall is connected with a transmission mechanism used for providing power for the limiting mechanism;
the transmission mechanism comprises a rotating wheel which is rotatably connected with the connecting plate through a rotating shaft, the outer wall of the rotating wheel is rotatably connected with a second connecting rod, and the inner side of one end of the second connecting rod is sleeved with a first connecting rod extending to the outer part of the second connecting rod;
the limiting mechanism comprises a rotating plate fixedly connected to the outer wall of the rotating shaft, and the outer wall of the rotating plate is connected with a baffle plate for limiting the pipe in a sliding manner;
stop gear still including rotating the fly leaf of being connected with first connecting rod one end, the bottom fixedly connected with of fly leaf runs through the reference column at both ends about the connecting plate, the outer wall of reference column is located the below fixedly connected with movable rod of connecting plate, the inboard fixedly connected with that the one end of movable rod extends to the rotor plate is used for carrying out spacing first stopper to the rotor plate, the one end outer wall fixedly connected with second stopper of first stopper.
As a still further scheme of the invention: the bottom end of the positioning column is connected with a hanging chain for hooking the pipe bundling belt;
the limiting mechanism further comprises a spring connected to the bottom end of the movable plate, and the spring is sleeved on the outer wall of the positioning column and attached to the upper surface of the connecting plate.
As a still further scheme of the invention: the inner wall of the first connecting rod is provided with a movable groove for matching the moving track of the outer wall at one end of the second connecting rod, and the outer wall of the part of the second connecting rod, which is positioned inside the first connecting rod, is of a T-shaped structure.
As a still further scheme of the invention: the junction of the second connecting rod and the first connecting rod is eccentrically connected with the rotating wheel, and the junction of the rotating wheel and the second connecting rod is positioned at the position of the 'B' point.
As a still further scheme of the invention: the outer wall fixedly connected with of baffle is used for carrying out gliding slider along rotor plate outer wall spout, the outer wall of slider is "protruding" style of calligraphy structure, the inboard of rotor plate is provided with this slider moving trajectory assorted vertical spout.
As a still further scheme of the invention: two ends of the connecting plate are provided with rotating grooves for matching rotating tracks of the top ends of the rotating plates, two groups of limiting mechanisms and two groups of transmission mechanisms are arranged, and the limiting mechanisms and the transmission mechanisms are symmetrically distributed by taking the lifting rope as a center.
As a still further scheme of the invention: the inboard of rotor plate is provided with the spacing groove with first stopper top outer wall assorted, the second stopper is located the one end outer wall of first stopper and does not flush with first stopper top.
As a still further scheme of the invention: and two ends of the positioning column are respectively and fixedly connected with the top end of the bottom end connecting plate of the movable plate and used for providing elastic thrust for the reset of the movable plate and the sling chain.
Compared with the prior art, the invention has the beneficial effects that:
through setting up drive mechanism, stop gear, can be direct carry out disposable handling to the tubular product heap that the inside has cup jointed less tubular product, need not to take out inside less tubular product, and the baffle of both sides has prevented the condition of tubular product hoist and mount in-process roll-off, has further increased the security of hoist and mount in-process and the efficiency of hoist and mount.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the transmission mechanism of the present invention;
FIG. 3 is a schematic view of the spacing mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of the present invention at A;
FIG. 5 is a schematic view of the structure of the slide block of the baffle of the present invention;
fig. 6 is a schematic view of the pipe sleeving structure of the present invention.
In the figure: 1. a connecting plate; 2. a lifting rope; 3. a chain is hung; 4. a limiting mechanism; 401. a rotating plate; 402. a baffle plate; 403. a movable plate; 404. a positioning column; 405. a spring; 406. a movable rod; 407. a first stopper; 408. a second limiting block; 5. a transmission mechanism; 501. a first link; 502. a second link; 503. a rotating wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, in the embodiment of the present invention, a transportation and carrying device for CPVC pipe production includes a connecting plate 1, a lifting rope 2 connected to a crane is connected to a top end of the connecting plate 1, and a transmission mechanism 5 for providing power to a limiting mechanism 4 is connected to a side surface of an outer wall of a limiting mechanism 4,1 disposed on an end surface of an outer wall of the connecting plate 1 for limiting a sleeved and stacked pipe;
the transmission mechanism 5 comprises a rotating wheel 503 which is rotationally connected with the connecting plate 1 through a rotating shaft, the outer wall of the rotating wheel 503 is rotationally connected with a second connecting rod 502, and the inner side of one end of the second connecting rod 502 is sleeved with a first connecting rod 501 extending to the outer part of the second connecting rod 502;
the limiting mechanism 4 comprises a rotating plate 401 fixedly connected to the outer wall of the rotating shaft, and a baffle 402 used for limiting the pipe is connected to the outer wall of the rotating plate 401 in a sliding manner;
the limiting mechanism 4 further comprises a movable plate 403 rotatably connected with one end of the first connecting rod 501, a positioning column 404 penetrating through the upper end and the lower end of the connecting plate 1 is fixedly connected to the bottom end of the movable plate 403, a movable rod 406 is fixedly connected to the outer wall of the positioning column 404, which is located below the connecting plate 1, one end of the movable rod 406 extends to the inner side of the rotating plate 401, a first limiting block 407 for limiting the rotating plate 401 is fixedly connected to the inner side of the rotating plate 401, and a second limiting block 408 is fixedly connected to the outer wall of one end of the first limiting block 407;
the bottom end of the positioning column 404 is connected with a hanging chain 3 for hooking the pipe bundling belt;
the limiting mechanism 4 further comprises a spring 405 connected to the bottom end of the movable plate 403, and the spring 405 is sleeved on the outer wall of the positioning column 404 and is attached to the upper surface of the connecting plate 1;
the inner wall of the first connecting rod 501 is provided with a movable groove for matching the moving track of the outer wall at one end of the second connecting rod 502, and the partial outer wall of the second connecting rod 502 positioned in the first connecting rod 501 is in a T-shaped structure;
the connection position of the second connecting rod 502 and the first connecting rod 501 is eccentrically connected with the rotating wheel 503, and the connection position of the rotating wheel 503 and the second connecting rod 502 is positioned at the position of 'B';
two ends of the connecting plate 1 are provided with rotating grooves for matching rotating tracks of the top end of the rotating plate 401, two groups of limiting mechanisms 4 and two groups of transmission mechanisms 5 are arranged, and the two groups of limiting mechanisms 4 and the two groups of transmission mechanisms 5 are symmetrically distributed by taking the lifting rope 2 as a center.
In this embodiment: when the pipe pile needs to be hoisted, the lifting appliance can be operated to control the movement of the connecting plate 1, hooks of the lifting chains 3 and the binding bands of the pipe pile are manually hooked, when the lifting appliance is continuously operated to lift, the connecting plate 1 rises along with the lifting appliance, at the moment, as the lifting chains 3 hook a large number of pipes, the lifting chains 3 are subjected to downward pressure from penetration, so that the lifting chains 3 drive the positioning columns 404 and the movable plates 403 to move downwards under the weight, and the extrusion force of the springs 405 is given;
at this time, the downward movement of the movable plate 403 drives one end of the rotating wheel 503 to move downward synchronously, and the first link 501 moves along the outer wall of the second link 502, and at this time, the second link 502 has a moving space inside the first link 501, so the downward movement of the movable plate 403 and the first link 501 does not provide thrust to the rotating wheel 503, "it should be noted that the movable plate 403 still has a space to move downward at this time";
meanwhile, the downward movement of the positioning column 404 synchronously drives the movable rod 406, the first limiting block 407 and the second limiting block 408 to synchronously move downward, the first limiting block 407 and the second limiting block 408 move downward and are moved out of the inner limiting groove of the rotating plate 401, the first limiting block 407 and the second limiting block 408 do not limit the rotating plate 401 any more, and it should be noted that the first connecting rod 501 still moves along the outer wall of the second connecting rod 502 in the operation process;
the continuous downward movement of the movable plate 403 will again give downward pressure to one end of the first connecting rod 501, at this time, the inner end of the first connecting rod 501 will also contact with the end of the second connecting rod 502, so the continuous downward movement thrust of one end of the first connecting rod 501 can be transmitted to the second connecting rod 502, the second connecting rod 502 transmits the thrust to the rotating wheel 503, so that the rotating wheel 503 rotates counterclockwise, it should be noted that the rotating directions of the two symmetrically arranged rotating wheels 503 are opposite, the rotating wheel 503 rotating counterclockwise will synchronously drive the rotating plate 401 and the baffle plate 402 to rotate, the two symmetric baffles 402 and the rotating plate 401 will approach each other in an inclined state, block the pipe material inside the two rotating plates 401, limit the pipe sleeved inside the pipe with a larger caliber and having a smaller caliber, so that the small pipe does not need to be taken out from the large pipe in the hoisting process, and if the secondary loading is needed, the operation process that the pipe needs to be plugged in and taken out for the second time is reduced, and the working efficiency is further increased.
Please refer to fig. 1-6, the outer wall of the baffle 402 is fixedly connected with a sliding block for sliding along a sliding slot on the outer wall of the rotating plate 401, the outer wall of the sliding block is in a "convex" shape, the inner side of the rotating plate 401 is provided with a vertical sliding slot matched with the moving track of the sliding block, the inner side of the rotating plate 401 is provided with a limiting slot matched with the outer wall of the top end of the first limiting block 407, the second limiting block 408 is located on the outer wall of one end of the first limiting block 407 and is not flush with the top end of the first limiting block 407, and two ends of the positioning column 404 are fixedly connected with the top end of the bottom end connecting plate 1 of the movable plate 403 respectively for providing elastic thrust for the resetting of the movable plate 403 and the hanging chain 3.
In this embodiment: when the process is transported to a required position, such as on a transport vehicle, the pipe is in contact with a carriage or the ground, the suspension chain 3 loses downward pressure from the pipe, then the positioning column 404 and the movable plate 403 are reset under the elastic force of the spring 405, in the process, the first limiting block 407 and the second limiting block 408 move upwards, the first limiting block 407 is in contact with the limiting groove on the inner side of the rotating plate 401 first, the inclined plane enters the limiting groove on the inner side of the rotating plate 401 first, the vertical plane of the first limiting block 407 enters the rotating plate 401 again, the inclination of the rotating plate 401 is restored, meanwhile, one rotating direction of the rotating plate 401 is limited, the second limiting block 408 enters the limiting groove on the inner side of the rotating plate 401 again, and the second limiting block 408 in the inclined plane state limits the second rotating direction of the rotating plate 401, so that the rotating plate 401 and the baffle 402 are kept in a vertical state;
meanwhile, one end of the first connecting rod 501 also moves upwards, at the moment, one end, far away from the movable plate 403, of the first connecting rod 501 moves along the inside of the second connecting rod 502, the movement at the moment is similar to the operation, the initial movement cannot affect the second connecting rod 502 and the rotating wheel 503 until the inner end portions of the second connecting rod 502 and the first connecting rod 501 contact with each other again, at the moment, the rotating wheel 503 is pulled by the second connecting rod 502, the rotating wheel 503 and the rotating plate 401 rotate, the rotating plate 401 is limited together with the first limiting block 407 and the second limiting block 408, the rotating plate 401 and the baffle plate 402 are kept in a vertical state, collision of the rotating plate 401 and the baffle plate 402 with the laid-down pipes and a carriage due to shaking is reduced, abrasion is reduced, and the service life is further prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. The transportation and carrying device for producing the CPVC pipes comprises a connecting plate (1), wherein a lifting rope (2) connected with a crane is connected to the top end of the connecting plate (1), and is characterized in that a limiting mechanism (4) which is arranged on the end face of the outer wall of the connecting plate (1) and used for limiting the sleeved and stacked pipes is connected to the end face of the outer wall of the connecting plate (1), and a transmission mechanism (5) which is used for providing power for the limiting mechanism (4) is connected to the side face of the outer wall of the connecting plate (1);
the transmission mechanism (5) comprises a rotating wheel (503) which is rotatably connected with the connecting plate (1) through a rotating shaft, the outer wall of the rotating wheel (503) is rotatably connected with a second connecting rod (502), and the inner side of one end of the second connecting rod (502) is sleeved with a first connecting rod (501) extending to the outside of the second connecting rod (502);
the limiting mechanism (4) comprises a rotating plate (401) fixedly connected to the outer wall of the rotating shaft, and a baffle (402) used for limiting the pipe is connected to the outer wall of the rotating plate (401) in a sliding mode;
stop gear (4) are still including rotating fly leaf (403) of being connected with first connecting rod (501) one end, bottom fixedly connected with of fly leaf (403) runs through reference column (404) at both ends about connecting plate (1), the outer wall of reference column (404) is located below fixedly connected with movable rod (406) of connecting plate (1), the inboard fixedly connected with that the one end of movable rod (406) extends to rotor plate (401) is used for carrying out spacing first stopper (407) to rotor plate (401), the one end outer wall fixedly connected with second stopper (408) of first stopper (407).
2. A transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein said positioning column (404) has a bottom end connected to a hanging chain (3) for hooking a pipe strap;
the limiting mechanism (4) further comprises a spring (405) connected to the bottom end of the movable plate (403), and the spring (405) is sleeved on the outer wall of the positioning column (404) and attached to the upper surface of the connecting plate (1).
3. A transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein said first connecting rod (501) has a movable groove on its inner wall for matching the moving track of the outer wall of one end of said second connecting rod (502), and the outer wall of the part of said second connecting rod (502) inside said first connecting rod (501) is "T" shaped.
4. A transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein said second connecting rod (502) is connected to said first connecting rod (501) at a position eccentric to said wheel (503), and said wheel (503) is connected to said second connecting rod (502) at a position "B".
5. The transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein the outer wall of said baffle (402) is fixedly connected with a slide block for sliding along a slide groove on the outer wall of said rotating plate (401), the outer wall of said slide block is in a structure of "convex", and a vertical slide groove matched with the moving track of said slide block is arranged on the inner side of said rotating plate (401).
6. The transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein two ends of said connecting plate (1) are provided with rotation grooves for matching the rotation track of the top end of the rotation plate (401), two sets of said limiting mechanism (4) and said transmission mechanism (5) are provided, and said two sets of said limiting mechanism (4) and said transmission mechanism (5) are symmetrically distributed with the lifting rope (2) as the center.
7. The transportation and carrying device for CPVC pipe production as claimed in claim 1, wherein said rotating plate (401) is provided with a limiting groove matching with the outer wall of the top end of the first limiting block (407), and said second limiting block (408) is located on the outer wall of one end of the first limiting block (407) and is not flush with the top end of the first limiting block (407).
8. The transportation and carrying device for CPVC pipe production as claimed in claim 2, wherein two ends of said positioning column (404) are respectively and fixedly connected with the top end of the bottom end connecting plate (1) of the movable plate (403) for providing elastic thrust for the restoration of the movable plate (403) and the suspension chain (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310224112.4A CN115924716B (en) | 2023-03-10 | 2023-03-10 | Transportation handling device is used in CPVC tubular product production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310224112.4A CN115924716B (en) | 2023-03-10 | 2023-03-10 | Transportation handling device is used in CPVC tubular product production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115924716A true CN115924716A (en) | 2023-04-07 |
| CN115924716B CN115924716B (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310224112.4A Active CN115924716B (en) | 2023-03-10 | 2023-03-10 | Transportation handling device is used in CPVC tubular product production |
Country Status (1)
| Country | Link |
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| CN (1) | CN115924716B (en) |
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| CN112645209A (en) * | 2020-12-28 | 2021-04-13 | 叶进银 | Synchronous overhead hoist of many steel pipes for construction |
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| CN114162704A (en) * | 2021-12-16 | 2022-03-11 | 滁州职业技术学院 | Building pipe bundling and lifting device |
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| CN114751291A (en) * | 2022-04-18 | 2022-07-15 | 杭州电子科技大学 | Coil pipe material frame anti-swing hoisting device and working method thereof |
| CN217458559U (en) * | 2022-06-21 | 2022-09-20 | 山东兖州建设总公司 | Installation hoisting machine tool for assembly type building construction |
| CN217627273U (en) * | 2022-06-26 | 2022-10-21 | 天元建设集团有限公司 | Hoisting device used in pipe gallery |
| CN115432571A (en) * | 2022-11-07 | 2022-12-06 | 菏泽恒翼金属材料有限公司 | Hoist is used in tubular product transportation with high stability |
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2023
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|---|---|---|---|---|
| DE4323983C1 (en) * | 1993-07-17 | 1994-10-13 | Spielbank Bad Neuenahr Gmbh & | Transport device for cash boxes |
| CN106081882A (en) * | 2016-08-26 | 2016-11-09 | 李晓敏 | A kind of transport cable construction car |
| CN108455439A (en) * | 2018-04-26 | 2018-08-28 | 潘岳燕 | A kind of municipal pipeline installation suspension transferring machine |
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| CN115432571A (en) * | 2022-11-07 | 2022-12-06 | 菏泽恒翼金属材料有限公司 | Hoist is used in tubular product transportation with high stability |
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| Publication number | Publication date |
|---|---|
| CN115924716B (en) | 2023-05-30 |
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Denomination of invention: A transportation and handling device for CPVC pipe production Effective date of registration: 20231215 Granted publication date: 20230530 Pledgee: Chengwu County Sub-branch of Postal Savings Bank of China Co.,Ltd. Pledgor: Shandong Baiyuan composite material technology Co.,Ltd. Registration number: Y2023980072093 |