CN116513943A - Hoisting equipment for installing chemical pipeline - Google Patents
Hoisting equipment for installing chemical pipeline Download PDFInfo
- Publication number
- CN116513943A CN116513943A CN202310748979.XA CN202310748979A CN116513943A CN 116513943 A CN116513943 A CN 116513943A CN 202310748979 A CN202310748979 A CN 202310748979A CN 116513943 A CN116513943 A CN 116513943A
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- Prior art keywords
- supporting plate
- chemical pipeline
- chemical
- binding band
- binding
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- 239000000126 substance Substances 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000036544 posture Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- B66C1/18—Band-type slings
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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
- B66C15/00—Safety gear
Abstract
The invention belongs to the technical field of chemical equipment installation construction, and in particular relates to hoisting equipment for installing a chemical pipeline, which comprises the following components: a first strap and a second strap; a brace connected between the first strap and the second strap; the anti-skid mechanism is arranged on the supporting plate and is in contact with the outer wall of the chemical pipeline; the lifting lug is used for connecting a sling, and the lifting lug is respectively arranged on the first binding band and the second binding band, or the lifting lug is arranged on the supporting plate. The first binding belt and the second binding belt are connected through the supporting plate, so that the two binding belts can be restrained mutually, the two binding belts are prevented from being far away from or approaching to each other, the stability of the binding belts is improved, meanwhile, an anti-slip mechanism is arranged between the supporting plate and the chemical pipeline, the anti-slip mechanism prevents the supporting plate and the chemical pipeline from axially sliding through static friction force, and further the hoisting equipment is ensured to be always kept at a preset hoisting point position, and the reliability and the safety of the hoisting equipment are improved.
Description
Technical Field
The invention belongs to the technical field of chemical equipment installation and construction, and particularly relates to hoisting equipment for chemical pipeline installation.
Background
In the chemical production activity, different reaction vessels are connected through chemical pipelines, according to the layout requirement of field equipment, the chemical pipelines generally need to be subjected to roundabout design with different degrees, as shown in fig. 1, the special-shaped pipelines need to be firstly determined in the gravity center position of the pipelines before being installed, then the hanging points are determined according to the gravity center position, and the binding belts are bound at the hanging points for hoisting construction, however, due to irregular shapes of the pipelines, the postures of the pipelines need to be adjusted in the hoisting process, for example, the pipelines originally in a lying state are adjusted to be in an upright state, in the process of adjusting the postures of the pipelines, the inclination angle is likely to be generated between the annular section of the binding belts and slings, at the moment, the slipping phenomenon of the binding belts is very easy to occur, so that the binding belts are separated from the original designed hanging points, the pipelines cannot be installed smoothly, and serious people can even cause the occurrence of safety accidents.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a hoisting device for installing chemical pipelines, which can prevent slipping between a binding belt and a chemical pipeline and improve reliability and safety of the hoisting device.
To achieve the above and other related objects, the present invention provides a hoisting device for installing a chemical pipeline, including:
the first binding band and the second binding band are respectively bound on the outer wall of the chemical pipeline, and are arranged at intervals along the axial direction of the chemical pipeline;
a brace plate connected between the first strap and the second strap for limiting a distance between the first strap and the second strap;
the anti-skid mechanism is arranged on the supporting plate and is in contact with the outer wall of the chemical pipeline so as to prevent the supporting plate from sliding relative to the chemical pipeline through friction force;
the lifting lug is used for connecting a sling, and the lifting lug is respectively arranged on the first binding band and the second binding band, or the lifting lug is arranged on the supporting plate.
In an alternative embodiment of the invention, the anti-slip mechanism comprises a friction block, the friction block forms static friction fit with the outer wall of the chemical pipeline, a self-locking mechanism is arranged between the friction block and the supporting plate, and the self-locking mechanism is configured to enable acting force between the friction block and the chemical pipeline to be increased when the chemical pipeline tends to move axially relative to the supporting plate, so that the chemical pipeline is prevented from moving axially relative to the supporting plate.
In an alternative embodiment of the present invention, the self-locking mechanism includes a guide pin fixedly connected with the friction block, and a guide groove disposed on the supporting plate, where the guide groove and the axis of the chemical pipeline form an included angle, and the guide pin and the guide groove form a sliding fit, so that when the friction block moves relative to the supporting plate along the axial direction of the chemical pipeline, the friction block can synchronously generate a movement along the radial direction of the chemical pipeline.
In an alternative embodiment of the present invention, the supporting plate is provided with two friction blocks, and the two guide grooves on the supporting plate, which are matched with the guide pins of the two friction blocks, are arranged in a splayed shape.
In an alternative embodiment of the invention, a resilient element is arranged between two of said friction blocks, said resilient element being configured such that its resilience is able to urge the two friction blocks away from each other.
In an alternative embodiment of the present invention, the two friction blocks are respectively provided with a limiting pin, and the supporting plate is provided with a lock catch, and when the two friction blocks approach each other, the lock catch can be engaged with the limiting pins, so that the two friction blocks are kept in a state of approaching each other.
In an alternative embodiment of the present invention, flat holes through which the first strap and the second strap pass are provided at both ends of the stay plate, and positions of the stay plate in the length direction of the first strap and the second strap are adjustable.
In an alternative embodiment of the present invention, a plurality of the stay plates are provided along the circumferential direction of the chemical pipeline.
In an alternative embodiment of the present invention, both ends of the first strap and both ends of the second strap are connected by a tensioner, respectively.
In an alternative embodiment of the invention, the distance between the first binding band and the second binding band in the axial direction of the chemical pipeline is 10cm-30cm.
The invention has the technical effects that: the first binding belt and the second binding belt are connected through the supporting plate, so that the two binding belts can be restrained mutually, the two binding belts are prevented from being far away from or approaching to each other, the stability of the binding belts is improved, meanwhile, an anti-slip mechanism is arranged between the supporting plate and the chemical pipeline, the anti-slip mechanism prevents the supporting plate and the chemical pipeline from axially sliding through static friction force, and further the hoisting equipment is ensured to be always kept at a preset hoisting point position, and the reliability and the safety of the hoisting equipment are improved.
Drawings
FIG. 1 is a perspective view of a chemical pipeline provided by an embodiment of the present invention;
fig. 2 is a perspective view of a use state of the hoisting device according to the embodiment of the present invention;
fig. 3 is a front view of a lifting device provided by an embodiment of the present invention;
FIG. 4 is an enlarged partial view of I of FIG. 3;
fig. 5 is an enlarged view of part II of fig. 3;
FIG. 6 is an end view of a lifting device provided by an embodiment of the present invention;
FIG. 7 is a cross-sectional view A-A of FIG. 6;
FIG. 8 is an enlarged view of a portion of III of FIG. 7;
fig. 9 is a perspective view of a lifting device provided by an embodiment of the present invention;
fig. 10 is a perspective view of a stay plate provided by an embodiment of the present invention;
FIG. 11 is a perspective view of another view of a gusset provided by an embodiment of the present invention;
reference numerals illustrate: 10. chemical pipelines; 11. a first strap; 12. a second strap; 20. a supporting plate; 201. a flat hole; 21. a friction block; 22. a guide pin; 23. a guide groove; 24. a limiting pin; 25. locking; 26. an elastic element; 30. a tensioner.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present invention by way of illustration, and only the components related to the present invention are shown in the illustrations, not according to the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.
The hoisting equipment for installing the chemical pipeline is particularly suitable for hoisting the special-shaped pipeline, the two binding belts are used for binding the pipeline and are connected through the supporting plate 20, so that the two binding belts are mutually restrained, the slip risk is reduced, and meanwhile, the anti-slip mechanism is arranged on the supporting plate 20, the connection reliability between the hoisting equipment and the pipeline is further improved, and even if an inclination angle is generated between a sling and the binding belts, the anti-slip mechanism can effectively prevent the pipeline and the binding belts from sliding relatively. The following describes the technical scheme of the present invention in detail with reference to specific examples.
Referring to fig. 1 to 11, a hoisting device for installing a chemical pipeline according to an embodiment of the present invention includes a first strap 11, a second strap 12, a brace 20, an anti-slip mechanism, and a lifting lug (not shown); the first binding band 11 and the second binding band 12 are respectively bound to the outer wall of the chemical pipeline 10, and the first binding band 11 and the second binding band 12 are arranged at intervals along the axial direction of the chemical pipeline 10; a stay 20 is connected between the first strap 11 and the second strap 12 for limiting a distance between the first strap 11 and the second strap 12; the anti-slip mechanism is arranged on the supporting plate 20 and is in contact with the outer wall of the chemical pipeline 10 so as to prevent the supporting plate 20 from sliding relative to the chemical pipeline 10 through friction force; the lifting lugs are used for connecting slings, and are respectively arranged on the first binding band 11 and the second binding band 12, or are arranged on the supporting plate 20.
The first binding belt 11 and the second binding belt 12 are connected through the supporting plate 20, so that the two binding belts can be restrained mutually, the two binding belts are prevented from being far away from or approaching to each other, the stability of the binding belts is improved, meanwhile, an anti-slip mechanism is arranged between the supporting plate 20 and the chemical pipeline 10, the anti-slip mechanism prevents the supporting plate 20 and the chemical pipeline 10 from axially sliding through static friction force, the hoisting equipment can be ensured to be always kept at a preset hoisting point position, and the reliability and the safety of the hoisting equipment are improved.
It should be understood that the installation position of the lifting lug in the present invention is not particularly limited, and in a specific embodiment, the position of the lifting lug may be determined according to the actual shape and the gravity center position of the chemical pipeline 10, and the lifting lug may be disposed at the upper ends of the first strap 11 and the second strap 12, on both sides of the first strap 11 and the second strap 12, or on the brace 20, for example.
Referring to fig. 4, 8, 10 and 11, in an alternative embodiment of the present invention, the anti-slip mechanism includes a friction block 21, the friction block 21 forms a static friction fit with an outer wall of the chemical pipeline 10, a self-locking mechanism is disposed between the friction block 21 and the supporting plate 20, and the self-locking mechanism is configured to increase a force between the friction block 21 and the chemical pipeline 10 when the chemical pipeline 10 moves axially relative to the supporting plate 20, so as to prevent the chemical pipeline 10 from moving axially relative to the supporting plate 20. In a specific embodiment, the friction block 21 may be made of an anti-slip material, such as hard rubber or nylon, for example, and a side of the friction block 21, which is attached to the chemical pipeline 10, may be configured to be a cambered surface, so that the anti-slip block is attached to the chemical pipeline 10 more tightly, and in other embodiments, the friction block 21 may be configured to be replaceable, for example, to adapt to pipelines with different pipe diameters or different materials.
Referring to fig. 4, 8, 10 and 11, in an alternative embodiment of the present invention, the self-locking mechanism includes a guide pin 22 fixedly connected with the friction block 21, and a guide groove 23 disposed on the supporting plate 20, where the guide groove 23 is disposed at an included angle with the axis of the chemical pipeline 10, and the guide pin 22 and the guide groove 23 form a sliding fit, so that when the friction block 21 moves relative to the supporting plate 20 along the axial direction of the chemical pipeline 10, the movement along the radial direction of the chemical pipeline 10 can be synchronously generated. According to the invention, the inclined plane self-locking principle is skillfully utilized, when the chemical pipeline 10 generates an axial sliding trend relative to the supporting plate 20, the friction block 21 moves synchronously with the chemical pipeline 10 under the action of static friction force, and meanwhile, the friction block 21 is restrained by the guide groove 23, so that the chemical pipeline 10 moves along the radial direction of the chemical pipeline 10 to the direction close to the pipeline while axially sliding, the radial pressure between the friction block 21 and the chemical pipeline 10 is increased, the friction force between the friction block 21 and the chemical pipeline 10 is further increased, and the stronger the axial movement trend of the chemical pipeline 10 is, the tighter the friction block 21 is clamped, so that a self-locking effect is generated, and the slipping phenomenon between a binding belt and the chemical pipeline 10 is effectively avoided.
Referring to fig. 4, 8, 10 and 11, in an alternative embodiment of the present invention, two friction blocks 21 are provided on the supporting plate 20, and two guide grooves 23 on the supporting plate 20, which are matched with the guide pins 22 of the two friction blocks 21, are arranged in a splayed shape. The invention is provided with two symmetrical friction blocks 21, which can respectively prevent the chemical pipeline 10 from slipping to two sides.
Referring to fig. 4, 8, 10 and 11, in an alternative embodiment of the present invention, an elastic element 26 is disposed between two friction blocks 21, and the elastic element 26 is configured such that the elastic force of the elastic element can drive the two friction blocks 21 away from each other. It should be appreciated that the elastic element 26 enables the friction block 21 to be always in close contact with the chemical pipeline 10, thereby providing an initial motive force for self-locking of the friction block 21. In a specific embodiment, the elastic element 26 may be, for example, a compression spring.
Referring to fig. 5 and 10, in an alternative embodiment of the present invention, the two friction blocks 21 are respectively provided with a limiting pin 24, the supporting plate 20 is provided with a lock catch 25, and when the two friction blocks 21 approach each other, the lock catch 25 can engage with the limiting pin 24, so that the two friction blocks 21 are kept in a state of approaching each other. It should be understood that when the two friction blocks 21 are close to each other, the two friction blocks 21 can be far away from the chemical pipeline 10 in the radial direction, at this time, the two ends of the supporting plate 20 can be guaranteed to be tightly attached to the chemical pipeline 10, so that when the first binding band 11 and the second binding band 12 are installed, the limiting pin 24 should be clamped in the lock catch 25, so that the first binding band 11 and the second binding band 12 are guaranteed to be sufficiently tightly fastened, then the limiting pin 24 is released from the lock catch 25, at this time, the two friction blocks 21 can be abutted against the chemical pipeline 10 under the action of the elastic element 26. In a specific embodiment, the lock catch 25 may be, for example, a hook structure, where the hook may be rotatably disposed on the supporting plate 20, and a knob is disposed on the hook, so that an operator may manually pinch the limiting pins 24 of the two friction blocks 21, then rotate the hook to implement the locking between the hook and the limiting pins 24, and only need to rotate the hook reversely when releasing the locking pin.
Referring to fig. 8 and 10, in an alternative embodiment of the present invention, flat holes 201 through which the first strap 11 and the second strap 12 pass are formed at two ends of the supporting plate 20, and positions of the supporting plate 20 in the length direction of the first strap 11 and the second strap 12 are adjustable; the supporting plates 20 are provided with a plurality of supporting plates along the circumferential direction of the chemical pipeline 10, and the specific number of the supporting plates can be determined according to the pipe diameter of the chemical pipeline 10.
Referring to fig. 9, in an alternative embodiment of the present invention, both ends of the first strap 11 and both ends of the second strap 12 are connected by a tensioner, respectively. The structure and working principle of the tensioner itself can be selected from the prior art and will not be described in detail here.
In an alternative embodiment of the present invention, the first strap 11 and the second strap 12 are spaced apart from each other by 10cm to 30cm in the axial direction of the chemical pipeline 10. The first binding band 11 and the second binding band 12 keep enough intervals, so that the gravity center can be prevented from deviating from the vertical projection of the hanging point, and the hanging process is more stable.
In summary, the first binding band 11 and the second binding band 12 are connected through the supporting plate 20, so that the two binding bands can be restrained from each other, the two binding bands are prevented from being far away from or approaching to each other, and the stability of the binding bands is improved; according to the invention, the inclined plane self-locking principle is skillfully utilized, when the chemical pipeline 10 generates an axial sliding trend relative to the supporting plate 20, the friction block 21 moves synchronously with the chemical pipeline 10 under the action of static friction force, and meanwhile, the friction block 21 is restrained by the guide groove 23, so that the chemical pipeline 10 moves along the radial direction of the chemical pipeline 10 to the direction close to the pipeline while axially sliding, the radial pressure between the friction block 21 and the chemical pipeline 10 is increased, the friction force between the friction block 21 and the chemical pipeline 10 is further increased, and the stronger the axial movement trend of the chemical pipeline 10 is, the tighter the friction block 21 is clamped, so that a self-locking effect is generated, and the slipping phenomenon between a binding belt and the chemical pipeline 10 is effectively avoided.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
In the description herein, numerous specific details are provided, such as examples of components and/or methods, to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that an embodiment of the invention can be practiced without one or more of the specific details, or with other apparatus, systems, components, methods, components, materials, parts, and so forth. In other instances, well-known structures, materials, or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the invention.
Reference throughout this specification to "one embodiment," "an embodiment," or "a particular embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment, and not necessarily all embodiments, of the present invention. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," or "in a specific embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics of any specific embodiment of the present invention may be combined in any suitable manner with one or more other embodiments. It will be appreciated that other variations and modifications of the embodiments of the invention described and illustrated herein are possible in light of the teachings herein and are to be considered as part of the spirit and scope of the invention.
It will also be appreciated that one or more of the elements shown in the figures may also be implemented in a more separated or integrated manner, or even removed because of inoperability in certain circumstances or provided because it may be useful depending on the particular application.
In addition, any labeled arrows in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise specifically indicated. Furthermore, the term "or" as used herein is generally intended to mean "and/or" unless specified otherwise. Combinations of parts or steps will also be considered as being noted where terminology is foreseen as rendering the ability to separate or combine is unclear.
As used in the description herein and throughout the claims that follow, unless otherwise indicated, "a", "an", and "the" include plural references. Also, as used in the description herein and throughout the claims that follow, unless otherwise indicated, the meaning of "in …" includes "in …" and "on …".
The above description of illustrated embodiments of the invention, including what is described in the abstract, is not intended to be exhaustive or to limit the invention to the precise forms disclosed herein. Although specific embodiments of, and examples for, the invention are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present invention, as those skilled in the relevant art will recognize and appreciate. As noted, these modifications can be made to the present invention in light of the foregoing description of illustrated embodiments of the present invention and are to be included within the spirit and scope of the present invention.
The systems and methods have been described herein in general terms as being helpful in understanding the details of the present invention. Furthermore, various specific details have been set forth in order to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that an embodiment of the invention can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the invention.
Thus, although the invention has been described herein with reference to particular embodiments thereof, a latitude of modification, various changes and substitutions are intended in the foregoing disclosures, and it will be appreciated that in some instances some features of the invention will be employed without a corresponding use of other features without departing from the scope and spirit of the invention as set forth. Therefore, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present invention. It is intended that the invention not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this invention, but that the invention will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the invention should be determined only by the following claims.
Claims (10)
1. Hoisting equipment for installing chemical pipelines is characterized by comprising:
the first binding band (11) and the second binding band (12), the first binding band (11) and the second binding band (12) are respectively bound on the outer wall of the chemical pipeline (10), and the first binding band (11) and the second binding band (12) are arranged at intervals along the axial direction of the chemical pipeline (10);
a stay plate (20) connected between the first strap (11) and the second strap (12) for limiting a distance between the first strap (11) and the second strap (12);
the anti-slip mechanism is arranged on the supporting plate (20) and is in contact with the outer wall of the chemical pipeline (10) so as to prevent the supporting plate (20) from sliding relative to the chemical pipeline (10) through friction force;
the lifting lug is used for connecting a sling, and is respectively arranged in the first binding band (11) and the second binding band (12), or is arranged in the supporting plate (20).
2. Hoisting device for installing chemical pipelines according to claim 1, characterized in that the anti-slip mechanism comprises a friction block (21), the friction block (21) forms static friction fit with the outer wall of the chemical pipeline (10), a self-locking mechanism is arranged between the friction block (21) and the supporting plate (20), and the self-locking mechanism is configured to increase the acting force between the friction block (21) and the chemical pipeline (10) when the chemical pipeline (10) tends to move axially relative to the supporting plate (20), so as to prevent the chemical pipeline (10) from generating axial relative movement relative to the supporting plate (20).
3. The hoisting device for installing the chemical pipeline according to claim 2, wherein the self-locking mechanism comprises a guide pin (22) fixedly connected with the friction block (21) and a guide groove (23) arranged on the supporting plate (20), the guide groove (23) and the axis of the chemical pipeline (10) form an included angle, and the guide pin (22) and the guide groove (23) form sliding fit so that the friction block (21) can synchronously generate radial movement along the chemical pipeline (10) when moving relative to the supporting plate (20) along the axial direction of the chemical pipeline (10).
4. A hoisting device for installing a chemical pipeline according to claim 3, characterized in that two friction blocks (21) are arranged on the supporting plate (20), and two guide grooves (23) on the supporting plate (20) matched with the guide pins (22) of the two friction blocks (21) are arranged in a splayed shape.
5. Hoisting device for installing chemical pipelines according to claim 4, characterized in that an elastic element (26) is arranged between two friction blocks (21), the elastic element (26) being configured such that its elastic force can drive the two friction blocks (21) away from each other.
6. The hoisting device for installing chemical pipelines according to claim 5, wherein the two friction blocks (21) are respectively provided with a limiting pin (24), the supporting plate (20) is provided with a lock catch (25), and when the two friction blocks (21) are close to each other, the lock catch (25) can be engaged with the limiting pins (24) so as to keep the two friction blocks (21) in a state of being close to each other.
7. The hoisting device for installing the chemical pipeline according to claim 6, wherein flat holes (201) for allowing the first binding belts (11) and the second binding belts (12) to pass through are formed in two ends of the supporting plate (20), and positions of the supporting plate (20) in the length directions of the first binding belts (11) and the second binding belts (12) are adjustable.
8. Hoisting device for installing chemical pipelines according to claim 7, characterized in that the supporting plates (20) are provided in plurality along the circumferential direction of the chemical pipeline (10).
9. Hoisting device for installing chemical pipelines according to claim 1, characterized in that the two ends of the first binding band (11) and the two ends of the second binding band (12) are respectively connected by a tensioner.
10. Hoisting device for installing chemical pipelines according to claim 1, characterized in that the distance between the first binding band (11) and the second binding band (12) in the axial direction of the chemical pipeline (10) is 10cm-30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310748979.XA CN116513943B (en) | 2023-06-25 | 2023-06-25 | Hoisting equipment for installing chemical pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310748979.XA CN116513943B (en) | 2023-06-25 | 2023-06-25 | Hoisting equipment for installing chemical pipeline |
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| Publication Number | Publication Date |
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| CN116513943A true CN116513943A (en) | 2023-08-01 |
| CN116513943B CN116513943B (en) | 2023-09-01 |
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| CN202310748979.XA Active CN116513943B (en) | 2023-06-25 | 2023-06-25 | Hoisting equipment for installing chemical pipeline |
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| CN113666248A (en) * | 2021-09-02 | 2021-11-19 | 中建八局第二建设有限公司 | Material hoisting device |
| CN214989673U (en) * | 2021-07-01 | 2021-12-03 | 深圳市粤润通吊装运输有限公司 | Stable lifting and transporting device |
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| CN215527563U (en) * | 2021-08-31 | 2022-01-14 | 武汉华仪智能设备有限公司 | Bypass load switch hanging plate |
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| CN217835722U (en) * | 2022-07-26 | 2022-11-18 | 武汉宏伟传奇市政建设工程有限公司 | A drainage pipe transfer equipment for municipal works construction |
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| CN116281562A (en) * | 2023-04-10 | 2023-06-23 | 安徽弘景建筑工程有限公司 | Pipeline laying construction method for municipal construction road construction |
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| CN114506762A (en) * | 2022-04-20 | 2022-05-17 | 徐州德缘新型建材有限公司 | Special lifting appliance with positioning and supporting functions for mounting prefabricated cement pipeline |
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