CN114671338B - Pipe crane for precise slender steel pipes - Google Patents
Pipe crane for precise slender steel pipes Download PDFInfo
- Publication number
- CN114671338B CN114671338B CN202210586302.6A CN202210586302A CN114671338B CN 114671338 B CN114671338 B CN 114671338B CN 202210586302 A CN202210586302 A CN 202210586302A CN 114671338 B CN114671338 B CN 114671338B
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- contact
- steel pipe
- sleeve
- pipe
- liquid guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to the technical field of hoisting equipment and discloses a pipe crane for precise slender steel pipes. The contact sleeve is made of high-elasticity rubber materials, so that the liquid guide bin, liquid inside the connecting device and the contact device flows out of the liquid outlet hole under the high-pressure effect, the contact sleeve is driven to expand, the outer surface of the contact sleeve is made to contact with the inner wall of the steel pipe, the contact device in the device is made to contact with the inner wall of the steel pipe, a plurality of supporting points are arranged on the contact device and the steel pipe in the lifting process, and the problem that the precision of the steel pipe is reduced due to the fact that the steel pipe cannot be restored due to the fact that the steel pipe is bent and deformed due to the fact that the length of the two ends of the steel pipe is unequal is solved.
Description
Technical Field
The invention relates to the technical field of hoisting equipment, in particular to a pipe hoist for precise slender steel pipes.
Background
The pipe crane is a very common mechanical device, is often in engineering construction, industrial production, and traditional pipe crane has the hoist engine, fixing device, and the support frame constitutes, in the use, fixes the steel pipe through fixing device, and through installing at the support frame top, or fix the subaerial hoist engine rotation, the pulling haulage rope hangs fixing device, and carries out the handling to the steel pipe, and this is the most extensive pipe crane of present application range, has simple structure, convenient to use, and advantages such as use cost is cheap.
Although the existing pipe crane has many advantages, a certain limitation still exists in the practical use process, due to the rigid connection mode adopted between the fixing device and the steel pipe, when the compact and slender steel pipe is fixed, indentations and scratches are easily formed on the surface of the steel pipe, and the support points are few, so that the steel pipe is easily inclined and bent, and the precision of the steel pipe is reduced.
Disclosure of Invention
Aiming at the defects of the existing pipe crane for precise slender steel pipes in the background technology in the use process, the invention provides the pipe crane for the precise slender steel pipes, which has the advantage of large contact surface with the steel pipes so that the pressure intensity is maintained at a small level, and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a pipelayer for accurate slender steel pipe, includes contact device and nacelle, connecting device has all been cup jointed to contact device's both sides, contact device and connecting device constitute a whole through end to end's mode, and this holistic both ends all have fixed the drain bin through the screw thread, the drain hole has been seted up to connecting device's surface, one side fixed mounting of connecting device has the connector link, the top fixed mounting of nacelle surface has a lifting socket, the bottom fixed mounting of nacelle inner chamber has the stock solution storehouse, the both sides fixed mounting of stock solution storehouse surface has the catheter, the one end and the drain hole of catheter are connected, the inner chamber of stock solution storehouse is linked together through the catheter with the inner chamber of drain bin, the bottom fixed mounting of nacelle has adjusting device.
Preferably, the contact device includes the hydraulic pressure storehouse, the position that the hydraulic pressure storehouse outer surface is located the center has seted up out the liquid hole, fixed mounting has the grafting ring on the position that the hydraulic pressure storehouse both ends are close to the outside, the contact cover has been cup jointed to the grafting ring surface, fixed mounting has the external screw thread sleeve on the position that the hydraulic pressure storehouse both ends are located the grafting ring inboard, the external screw thread sleeve cup joints with connecting device through the screw thread.
Preferably, the contact sleeve is made of a high-elasticity rubber material.
Preferably, the connecting device comprises a connecting pipe, fixing rings are fixedly mounted at two ends of the connecting pipe, an internal thread sleeve is fixedly mounted on one side of each fixing ring, threads are arranged on the outer surface of the internal thread sleeve and are sleeved with the external thread sleeve, and the internal thread sleeve is located in a containing cavity between the sleeving ring and the external thread sleeve.
Preferably, adjusting device includes the fixed plate, the quantity of fixed plate is two and fixed mounting in the bottom of catheter surface, circular through-hole has been seted up to one side of fixed plate, and the one end fixed mounting of this circular through-hole has the spring house, the shaft hole has been seted up to the bottom of spring house inner chamber, the fixed coupling in inside in shaft hole has spacing shaft, the haulage wheel has been cup jointed in the activity on the position that spacing shaft surface lies in between the fixed plate, fixed mounting has adjusting spring on the position that spring house inner chamber bottom lies in the shaft hole outside, adjusting spring's one end and haulage wheel fixed connection, the haulage rope has been cup jointed to the haulage wheel surface, the one end and the connector link fixed connection of this haulage rope.
The invention has the following beneficial effects:
1. the invention fixedly installs the hoisting seat on the top of the outer surface of the nacelle, so that when the hoisting machine hoists the nacelle through the hoisting seat, at the moment, the height between the nacelle and the ground is increased, so that the liquid in the liquid storage bin enters the liquid guide bin through the liquid guide pipe, because the inner cavities of the liquid guide bin, the connecting device and the contact device are the same, the inner cavities of the liquid guide bin, the connecting device and the contact device can be filled with liquid, the liquid pressure in the liquid guide bin, the connecting device and the contact device is continuously increased along with the continuous increase of the height of the nacelle, because the contact sleeve is made of high-elasticity rubber material, the liquid in the liquid guide bin, the connecting device and the contact device flows out from the liquid outlet hole under the action of high pressure, and drives the contact sleeve to expand, so that the outer surface of the contact sleeve is contacted with the inner wall of the steel pipe, thereby leading the contact devices in the device to be all contacted with the inner wall of the steel pipe, realizing that the contact devices and the steel pipe have a plurality of supporting points in the hoisting process, the traditional pipe crane adopts the mode of fixing the middle section to lift, so that the lengths of the two ends of the steel pipe are unequal to cause deflection and bending, the unrecoverable deformation is caused, the precision of the steel pipe is reduced, the equipment related to the application document avoids the point well, and meanwhile, the contact points between the contact device and the steel pipe are more, and the contact sleeve can deform and better fit with the inner wall of the steel pipe, so that the contact area between the contact sleeve and the steel pipe is larger, the acting force between the pipe crane and the steel pipe can be distributed more evenly, the problems that the pressure of the contact point between the traditional pipe crane and the steel pipe is large due to the fact that the contact surface between the traditional pipe crane and the steel pipe is small, and the precision of the steel pipe is reduced due to the fact that an indentation or a scratch is formed on the surface of the steel pipe are solved, and the protection capability of the device on the lifted steel pipe is improved.
2. According to the invention, the internal thread sleeve is positioned in the containing cavity between the sleeve ring and the external thread sleeve, so that the device can adjust the number of the contact devices in the device according to different lengths, the device can be suitable for precise slender steel pipes with different lengths, the practicability of the device is improved, and the contact devices and the connecting devices are connected in an alternate mode, so that the distances among the contact devices are the same, the longer the steel pipe is, the more the contact points between the contact devices and the steel pipe are, and the larger the contact area is, the problem that indentation and scratch are formed on the surface of the steel pipe due to the fact that the pressure intensity of the contact points is increased due to the increase of the self weight of the steel pipe when the long steel pipe is lifted is solved, and the reliability of the device is improved.
3. According to the invention, one end of the adjusting spring is fixedly connected with the traction wheel, so that when the length of the steel pipe with the lifting function is longer, the length of a supporting structure consisting of the contact device and the connecting device is also longer, and further the lifting weight is larger, the traction rope is sleeved on the outer surface of the traction wheel, one end of the traction rope is fixedly connected with the connecting buckle, so that the acting force generated by the lifting weight is transmitted to the traction wheel through the traction rope, the traction wheel rotates to release more traction ropes, the height difference between the nacelle and the contact device is simultaneously increased, the liquid pressure in the inner cavity of the contact device is continuously increased, the expansion degree of the contact sleeve is further increased, the contact area between the contact sleeve and the steel pipe is further increased, and the contact area between the device and the steel pipe is larger when the length of the steel pipe is longer and the self weight is larger, so that the pressure is relatively reduced, the damage of the lifting device to the steel pipe is avoided to the greatest extent, and the practicability of the device is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along the direction A in FIG. 2 according to the present invention;
FIG. 4 is a schematic cross-sectional view taken along the direction B in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of a structural contact device of the present invention;
FIG. 6 is a schematic front view of a structural contactor of the present invention;
FIG. 7 is a schematic cross-sectional view taken along the direction C in FIG. 5 according to the present invention;
FIG. 8 is a schematic view of a structural joint assembly of the present invention;
FIG. 9 is a schematic view of a structural adjustment device of the present invention;
FIG. 10 is a schematic front view of a structural adjustment device of the present invention;
FIG. 11 is a schematic cross-sectional view taken along direction D in FIG. 10;
FIG. 12 is a schematic cross-sectional view taken along direction E in FIG. 11 according to the present invention.
In the figure: 1. a contact device; 11. a hydraulic pressure cabin; 12. a liquid outlet hole; 13. a sleeving connection ring; 14. a contact sleeve; 15. an externally threaded sleeve; 2. a nacelle; 3. a connecting device; 31. a connecting pipe; 32. a fixing ring; 33. an internally threaded sleeve; 4. a liquid guide bin; 5. a drain hole; 6. a connecting buckle; 7. lifting the lifting seat; 8. a liquid storage bin; 9. a catheter; 10. an adjustment device; 101. a fixing plate; 102. a spring bin; 103. a shaft hole; 104. limiting the wheel shaft; 105. a traction wheel; 106. the spring is adjusted.
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. 1-4, a pipe crane for precise slender steel pipes comprises a contact device 1 and a hanging cabin 2, wherein two sides of the contact device 1 are respectively sleeved with a connecting device 3, the contact device 1 and the connecting device 3 form a whole in an end-to-end mode, two ends of the whole are respectively fixedly sleeved with a liquid guide cabin 4 through threads, the outer surface of the connecting device 3 is provided with a liquid guide hole 5, one side of the connecting device 3 is fixedly provided with a connecting buckle 6, the top of the outer surface of the hanging cabin 2 is fixedly provided with a lifting seat 7, so that when the hanging cabin 2 is lifted by the lifting seat 7, the height of the hanging cabin 2 and the ground is increased, liquid in the liquid storage cabin 8 enters the liquid guide cabin 4 through a liquid guide pipe 9, the liquid guide cabin 4, the inner cavities of the connecting device 3 and the contact device 1 are identical, so that the liquid can fill the liquid guide cabin 4, the inner cavities of the connecting device 3 and the contact device 1, the bottom of the inner cavity of the hanging cabin 2 is fixedly provided with a liquid storage cabin 8, two sides of the outer surface of the liquid guide pipe 8 are fixedly provided with liquid guide pipe 9, one end of the liquid guide pipe 9 is communicated with the inner cavity of the liquid guide cabin 4 of the liquid guide cabin 2, and the inner cavity of the liquid guide cabin 2 is provided with an adjusting device 10.
Referring to fig. 5-7, the contact device 1 includes a hydraulic chamber 11, a liquid outlet 12 is disposed at a central position on an outer surface of the hydraulic chamber 11, a socket ring 13 is fixedly mounted at a position on both ends of the hydraulic chamber 11 near the outer side, a contact sleeve 14 is sleeved on an outer surface of the socket ring 13, the liquid pressure inside the liquid guiding chamber 4, the connection device 3 and the contact device 1 is continuously increased along with the increasing height of the nacelle 2, at this time, the liquid inside the liquid guiding chamber 4, the connection device 3 and the contact device 1 flows out from the liquid outlet 12 under the action of high pressure through the contact sleeve 14 made of a high-elasticity rubber material, and the contact sleeve 14 is driven to expand, so that the outer surface of the contact sleeve 14 is in contact with the inner wall of the steel pipe, and the contact device 1 in the device is in contact with the inner wall of the steel pipe, thereby realizing that the contact device 1 and the steel pipe have a plurality of supporting points in the hoisting process, the traditional pipe crane is hoisted in a middle section fixing mode, the length of the two ends of the steel pipe is unequal, so that the steel pipe is inclined and bent, and the deformation which cannot be recovered is caused, and the precision of the steel pipe is reduced, the equipment related to the application document well avoids the problem, meanwhile, the contact points between the contact device 1 and the steel pipe are more, the contact sleeve 14 can deform and is better attached to the inner wall of the steel pipe, the contact area between the contact sleeve and the steel pipe is larger, the acting force between the contact sleeve and the steel pipe can be distributed more evenly, the problem that the precision of the steel pipe is reduced because the contact point pressure of the traditional pipe crane and the steel pipe is larger and the indentation or the scratch is formed on the surface of the steel pipe because the contact surface of the traditional pipe crane is smaller is solved, the protection capability of the device on hoisting the steel pipe is improved, the external thread sleeves 15 are fixedly installed at the positions, which are positioned at the inner sides of the sleeve rings 13, at the two ends of the hydraulic chamber 11, the externally threaded sleeve 15 is screwed onto the connecting device 3.
Referring to fig. 7, the contact sleeve 14 is made of a high-elasticity rubber material.
Referring to fig. 8, the connection device 3 includes a connection pipe 31, fixing rings 32 are fixedly installed at two ends of the connection pipe 31, an internal thread sleeve 33 is fixedly installed at one side of the fixing ring 32, threads are provided on the outer surface of the internal thread sleeve 33 and are sleeved with the external thread sleeve 15, the internal thread sleeve 33 is located in a cavity between the sleeving ring 13 and the external thread sleeve 15, so that the number of the contact devices 1 in the device can be adjusted according to different lengths, the device can be suitable for precise slender steel pipes with different lengths, the practicability of the device is improved, and the contact devices 1 and the connection device 3 are connected in an alternate mode, so that the distance between the contact devices 1 is the same, the longer the steel pipe is, the more contact points between the contact devices 1 and the steel pipe are, the larger the contact area is, the problem that indentation and scratch are formed on the surface of the steel pipe due to the increase of the self weight of the steel pipe when the long steel pipe is lifted is avoided, and the reliability of the device is improved.
Referring to fig. 9-12, the adjusting device 10 includes two fixing plates 101, two fixing plates 101 are fixedly mounted at the bottom of the outer surface of the catheter 9, one side of the fixing plate 101 is provided with a circular through hole, one end of the circular through hole is fixedly mounted with a spring chamber 102, the bottom of the inner cavity of the spring chamber 102 is provided with a shaft hole 103, the inside of the shaft hole 103 is fixedly sleeved with a limit wheel shaft 104, the outer surface of the limit wheel shaft 104 is movably sleeved with a traction wheel 105 at a position between the fixing plates 101, the bottom of the inner cavity of the spring chamber 102 is fixedly mounted with an adjusting spring 106 at a position outside the shaft hole 103, one end of the adjusting spring 106 is fixedly connected with the traction wheel 105, so that when the length of the steel pipe with a hoist is longer, the length of the supporting structure composed of the contact device 1 and the connection device 3 is also longer, and the hoisting weight is larger, the haulage rope has been cup jointed through traction wheel 105 surface this moment, the one end and the connector link 6 fixed connection of this haulage rope, make the produced effort of weight of lifting transmit for traction wheel 105 through the haulage rope, thereby traction wheel 105 takes place to rotate and releases more haulage ropes, thereby make the difference in height between nacelle 2 and the contact device 1 increase simultaneously, make the liquid pressure in the contact device 1 inner chamber constantly rise, thereby improve the expansion degree of contact sleeve 14, further improve the area of contact between contact sleeve 14 and the steel pipe, thereby make the steel pipe length grow dead weight more greatly, thereby the area of contact of device and steel pipe is big more make pressure relatively reduce, thereby avoid lifting device to the damage of steel pipe in the at utmost, the practicality of the device has been improved, the haulage rope has been cup jointed to traction wheel 105 surface, the one end and the connector link 6 fixed connection of this haulage rope.
The using method of the invention is as follows:
in the using process, the contact device 1 and the connecting device 3 are in ending connection with the internal thread sleeve 33 through the external thread sleeve 15, so that the whole length formed by the contact device 1 and the connecting device 3 is larger than the length of a steel pipe with a lifting function, the whole formed by the contact device 1 and the connecting device 3 is inserted into the steel pipe, the nacelle 2 is lifted through the lifting seat 7 by the winch, the liquid pressure inside the liquid guide bin 4, the connecting device 3 and the contact device 1 is continuously increased along with the continuous increase of the height of the nacelle 2, the liquid pressure inside the liquid guide bin 4, the connecting device 3 and the contact device 1 is continuously increased, at the moment, the contact sleeve 14 is made of a high-elasticity rubber material, so that the liquid inside the liquid guide bin 4, the connecting device 3 and the contact device 1 flows out of the liquid outlet hole 12 under the action of high pressure, the contact sleeve 14 is driven to expand, the outer surface of the contact sleeve 14 is in contact with the inner wall of the steel pipe, and the contact device 1 in the device is in contact with the inner wall of the steel pipe, therefore, a plurality of supporting points are arranged between the contact device 1 and the steel pipe in the hoisting process, the contact sleeve 14 can deform and better fit with the inner wall of the steel pipe, the contact area between the contact device 1 and the steel pipe is larger, the acting force between the contact device 1 and the steel pipe can be distributed more evenly, the number of the contact devices 1 in the device can be adjusted according to different lengths, the device can be suitable for precise slender steel pipes with different lengths, the contact devices 1 and the connecting devices 3 are connected in an alternate mode, the distance between the contact devices 1 is the same, the steel pipe is longer, the contact points between the contact devices 1 and the steel pipe are more, the contact area is larger, the length of the steel pipe with the hoisting is longer, and the length of a supporting structure formed by the contact devices 1 and the connecting devices 3 is longer, and then the bigger the hoisting weight is, the traction rope is sleeved on the outer surface of the adjusting spring 106 at the moment, one end of the traction rope is fixedly connected with the connecting buckle 6, so that the acting force generated by the hoisting weight is transmitted to the traction wheel 105 through the traction rope, the traction wheel 105 rotates to release more traction ropes, and therefore the height difference between the nacelle 2 and the contact device 1 is increased simultaneously, the liquid pressure in the inner cavity of the contact device 1 is increased continuously, the expansion degree of the contact sleeve 14 is improved, the contact area between the contact sleeve 14 and a steel pipe is further improved, and when the self weight of the steel pipe is longer and larger, the contact area of the device and the steel pipe is larger, so that the pressure is relatively reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A pipe hoist for precision elongated steel pipes, comprising a contact device (1) and a nacelle (2), characterized in that: the contact device comprises a contact device (1), connecting devices (3) are sleeved on two sides of the contact device (1), the contact device (1) and the connecting devices (3) form a whole in an end-to-end mode, liquid guide bins (4) are fixedly sleeved at two ends of the whole through threads, liquid guide holes (5) are formed in the outer surface of the connecting devices (3), connecting buckles (6) are fixedly installed on one sides of the connecting devices (3), lifting seats (7) are fixedly installed at the tops of the outer surfaces of the hanging cabinets (2), liquid storage bins (8) are fixedly installed at the bottoms of the inner cavities of the hanging cabinets (2), liquid guide pipes (9) are fixedly installed on two sides of the outer surfaces of the liquid storage bins (8), one ends of the liquid guide pipes (9) are connected with the liquid guide holes (5), the inner cavities of the liquid storage bins (8) are communicated with the inner cavities of the liquid guide bins (4) through the liquid guide pipes (9), adjusting devices (10) are fixedly installed at the bottoms of the inner cavities of the hanging cabinets (2), each adjusting device (10) comprises a fixing plate (101), the fixing plates (101) are fixedly installed at the bottoms of which a round spring shaft hole (103) is formed in one side, and a round shaft hole (102) is formed in the fixing hole (102) of the fixing plate (102) and a round spring fixing shaft hole (102) is formed in one side of the fixing plate (102), traction wheel (105) has been cup jointed in the activity on the position that spacing shaft (104) surface is located between fixed plate (101), fixed mounting has adjusting spring (106) on the position that spring chamber (102) inner chamber bottom is located shaft hole (103) outside, the one end and traction wheel (105) fixed connection of adjusting spring (106), haulage wheel (105) surface has been cup jointed the haulage rope, the one end and connector link (6) fixed connection of this haulage rope, contact device (1) includes hydraulic pressure storehouse (11), liquid hole (12) have been seted up on the position that hydraulic pressure storehouse (11) surface is located the center, fixed mounting has cup joint ring (13) on the position that hydraulic pressure storehouse (11) both ends are close to the outside, contact sleeve (14) surface has been cup jointed, fixed mounting has external screw sleeve (15) on the position that hydraulic pressure storehouse (11) both ends are located cup joint ring (13) inboard, external screw sleeve (15) cup joint with connecting device (3) through the screw thread.
2. A pipe hoist for precision elongated steel pipes as claimed in claim 1, characterized in that: the contact sleeve (14) is made of high-elasticity rubber material.
3. The pipe hoist for the precise elongated steel pipe according to claim 1, characterized in that: connecting device (3) include connecting pipe (31), the both ends fixed mounting of connecting pipe (31) has solid fixed ring (32), one side fixed mounting of solid fixed ring (32) has internal thread sleeve (33), the surface of internal thread sleeve (33) is provided with the screw thread and cup joints with external screw thread sleeve (15), internal thread sleeve (33) are arranged in the appearance chamber between cup joint ring (13) and external screw thread sleeve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210586302.6A CN114671338B (en) | 2022-05-27 | 2022-05-27 | Pipe crane for precise slender steel pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210586302.6A CN114671338B (en) | 2022-05-27 | 2022-05-27 | Pipe crane for precise slender steel pipes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114671338A CN114671338A (en) | 2022-06-28 |
| CN114671338B true CN114671338B (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210586302.6A Active CN114671338B (en) | 2022-05-27 | 2022-05-27 | Pipe crane for precise slender steel pipes |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001020529A (en) * | 1999-07-05 | 2001-01-23 | Sekisui House Ltd | Hanger for outer wall panel |
| CN105800454B (en) * | 2016-06-02 | 2018-12-28 | 成都知融智创知识产权运营有限公司 | Energy-saving and environment-friendly oil pipeline installs equipment |
| CN106224645B (en) * | 2016-08-30 | 2018-11-06 | 山东胜伟盐碱地科技有限公司 | Convenience in transport and inbuilt collector pipe structure |
| CN112694009A (en) * | 2020-11-28 | 2021-04-23 | 陕西安易信息科技有限公司 | Cable hoisting device |
| CN213771012U (en) * | 2020-12-14 | 2021-07-23 | 武汉速安达建筑橡塑制品有限公司 | Hoisting air bag |
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- 2022-05-27 CN CN202210586302.6A patent/CN114671338B/en active Active
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Effective date of registration: 20230331 Address after: 221000 East Taizhong Road and South Liancheng Road, Xuzhou High tech Industrial Development Zone, Xuzhou City, Jiangsu Province Patentee after: XUZHOU GLOBAL PRECISION STEEL TUBE CO.,LTD. Patentee after: Anhui Yuantong Precision Steel Pipe Co.,Ltd. Address before: 221000 the third industrial park, high tech Zone, Xuzhou City, Jiangsu Province, East Kuihe road and West Jingwei Road Patentee before: XUZHOU GLOBAL PRECISION STEEL TUBE CO.,LTD. |