CN109385742B - Pulling-up device and method for a woven mesh - Google Patents
Pulling-up device and method for a woven mesh Download PDFInfo
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- CN109385742B CN109385742B CN201811092862.6A CN201811092862A CN109385742B CN 109385742 B CN109385742 B CN 109385742B CN 201811092862 A CN201811092862 A CN 201811092862A CN 109385742 B CN109385742 B CN 109385742B
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
- D04C3/00—Braiding or lacing machines
- D04C3/48—Auxiliary devices
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- Textile Engineering (AREA)
- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
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Abstract
The invention discloses a pulling-up device and a pulling-up method for a mesh grid. Wherein, the device includes: a conductive member, a connecting plate. The connecting plate is provided with a first lifting point and a plurality of second lifting points; the first hoisting point is used for being connected with the conducting component; the second hoisting point is used for connecting with the woven net; when the conducting component bears the tensile force, the conducting component drives the net knots of the woven net to bear the force, so that the length of the woven net is increased. The embodiment of the invention can load the pre-tension force in the weaving process of the woven net, so that each knot of the woven net is in a tension state. Therefore, the braided net can be ensured to be irregularly deformed due to uneven stress in the using process, or the length of the braided net is lengthened, so that the normal use is ensured, and the accident rate is greatly reduced.
Description
Technical Field
The invention relates to the technical field of woven meshes, in particular to a rope knot prestretching device and method for a large-scale woven mesh.
Background
With the rapid development of the industrial technology, the woven mesh has been widely applied to industrial production, and especially large-scale woven meshes have been applied to key production links.
The applicant finds out through research that: due to the special shape and the like, a large-sized woven net is required to be manually woven. Usually, the pre-tension is not applied to the woven mesh during weaving, and the knots of the woven mesh are not under tension. The large-scale mesh grid is directly delivered for production and use after being manually woven. In the using process, the mesh grid can be irregularly deformed due to uneven stress, or the length of the mesh grid is lengthened, so that the using is affected, and even accidents are caused.
How to solve the mesh grid when the atress is uneven, take place deformation or length change, influence the problem of use to avoid the production of accident, become the technological problem that this field needs a lot of solution.
Disclosure of Invention
In view of the above, the present invention provides a pulling-up device and method for a mesh grid in order to solve at least one of the technical problems of the prior art.
In one aspect, embodiments of the present invention provide a pulling-up device for a mesh grid. The device includes:
a conductive member, a connecting plate.
The connecting plate is provided with a first lifting point and a plurality of second lifting points;
the first hoisting point is used for being connected with the conducting component;
the second hoisting point is used for connecting with the woven net;
when the conducting component bears the tensile force, the conducting component drives the net knots of the woven net to bear the force, so that the length of the woven net is increased.
The embodiment of the invention can load the pre-tension force in the weaving process of the woven net, so that each knot of the woven net is in a tension state. Therefore, the braided net can be ensured to be irregularly deformed due to uneven stress in the using process, or the length of the braided net is lengthened, so that the normal use is ensured, and the accident rate is greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a lifting device for lifting a mesh grid according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a connection plate according to an embodiment of the present invention.
Wherein: 1-a conducting part, 2-a net structure body, 3-a connecting plate, 4-a first lifting point and 5-a second lifting point.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all 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.
Features and illustrative embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. The present invention is in no way limited to any specific arrangement and method set forth below, but rather covers any improvements, substitutions and modifications in structure, method, and apparatus without departing from the spirit of the invention. In the drawings and the following description, well-known structures and techniques are not shown to avoid unnecessarily obscuring the present invention.
It should be noted that, in the case of conflict, the embodiments and features of the embodiments of the present invention may be combined with each other, and the respective embodiments may be mutually referred to and cited. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a schematic structural view of a lifting device for lifting a mesh grid according to an embodiment of the present invention.
As shown in fig. 1, the pulling-up device for the woven mesh may include: a conducting part 1 and a connecting plate 3. Wherein, the connecting plate 3 is provided with 1 circle of first hoisting point 4 and 2 circles of second hoisting point 5. Wherein the first suspension point 4 is used for connecting with the conducting part 1; the second hoisting point 5 is used for connecting with the woven net; when the conducting part 1 bears the tensile force, the conducting part 1 drives the net knots of the woven net to bear the force, so that the length of the woven net is increased.
Fig. 2 is a schematic structural diagram of a connection plate according to an embodiment of the present invention.
As shown in fig. 2, the connecting plate 3 is circular; a plurality of first hoisting points 4 are uniformly arranged on the first inner ring of the connecting plate 3; a plurality of second hoisting points 5 are uniformly arranged on the second inner ring of the connecting plate 3; the first inner ring and the second inner ring are concentric, and the radius of the first inner ring is smaller than that of the second inner ring.
In some embodiments, the number of the second inner coils is plural. E.g., 1, 2, 3, etc. Wherein, 2 preferred, not only can increase the width of the mesh grid of drawing up, can also ensure that the mutual frictional force between the mesh grid is in controllable within range.
In some embodiments, the first and second lifting points 4, 5 are shackle bolts.
In some embodiments, the number of conductive members 1 and connection plates 3 is 2 each.
The invention also provides a pulling-up method for the knitted net, which can be used in each pulling-up device. The method may comprise the steps of:
s101, connecting the woven net to the connecting plate 3 through a second lifting point;
s102, applying tension to the transmission component 1;
s103, the conduction component 1 pulls the woven net to enable net knots on the woven net to bear force, and further the length of the woven net is increased.
In some embodiments, the method may further comprise: when the length of the woven mesh is 20 m or more and 30 m or less, the tension is continuously applied to the conductive member 1 by an increasing amount of 15 t or more and 25 t or less.
In some embodiments, the method may further comprise: when the length of the woven mesh is 26 meters, the tension is continuously applied to the conductive member 1 by increasing up to 20 tons.
In some embodiments, the method may further comprise: when the length of the woven mesh is 26 meters, a pulling force is continuously applied to the conductive member 1 in an increasing manner, so that the length of the woven mesh is stretched by 1 meter.
At present, the net cover subsystem on the ball structures of a plurality of sightseeing captive balloons can be used for realizing the pre-stretching work in the mode. By continuously loading to 20t, the mesh cover subsystem with the length of 26 meters can be uniformly stretched by about 1m, and the stretching length of the whole subsystem is consistent.
The connecting plate needs to be capable of bearing pretensioning force and not deform, and the first lifting point 4 and the second lifting point 5 are lifting lug bolts or other finished parts capable of achieving a mounting function.
The embodiment of the invention can load the pre-tension force in the weaving process of the woven net, so that each knot of the woven net is in a tension state. Therefore, the braided net can be ensured to be irregularly deformed due to uneven stress in the using process, or the length of the braided net is lengthened, so that the normal use is ensured, and the accident rate is greatly reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention.
Claims (8)
1. A pulling device for mesh grid for pretensioning the knots of a large mesh grid, comprising:
2 conducting parts (1), 2 connecting plates (3), wherein:
a first lifting point (4) and a plurality of second lifting points (5) are arranged on the connecting plate (3);
the first lifting point (4) is used for being connected with the conducting component (1);
the second lifting point (5) is used for being connected with a woven net, and the woven net is used for sightseeing and mooring a balloon body structure;
when the conduction parts (1) bear tensile force, the 2 conduction parts (1) drive the net knots of the woven net between the 2 connecting plates (3) to bear force, so that the length of the woven net is increased;
when the length of the woven net is more than or equal to 20 meters and less than or equal to 30 meters, continuously increasing and applying tension to the conducting part (1) to more than or equal to 15 tons and less than or equal to 25 tons.
2. The apparatus of claim 1, wherein:
the connecting plate (3) is circular;
the first hoisting points (4) are uniformly arranged on the first inner ring of the connecting plate (3);
the second hoisting points (5) are uniformly arranged on a second inner ring of the connecting plate (3);
the first inner ring and the second inner ring are concentric, and the radius of the first inner ring is smaller than that of the second inner ring.
3. The apparatus of claim 2, wherein:
the number of the second inner rings is multiple.
4. The apparatus of claim 3, wherein:
the first lifting point (4) and the second lifting point (5) are lifting lug bolts.
5. A pulling-up method for netting, for use in the device of any of claims 1-4, comprising:
connecting the mesh grid to the connection plate (3) via the second suspension point (5);
-applying a pulling force to the conductive part (1);
the conduction component (1) pulls the woven mesh to enable mesh knots on the woven mesh to be stressed, and then the length of the woven mesh is increased.
6. The method of claim 5, further comprising:
when the length of the woven net is more than or equal to 20 meters and less than or equal to 30 meters, continuously increasing and applying tension to the conducting part (1) to more than or equal to 15 tons and less than or equal to 25 tons.
7. The method of claim 5 or 6, further comprising:
when the length of the woven mesh is 26 meters, the tension is continuously and increasingly applied to the conducting part (1) to 20 tons.
8. The method of claim 5 or 6, further comprising:
when the length of the woven net is 26 meters, continuously increasing the tensile force applied to the conducting part (1) so that the length of the woven net stretches 1 meter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811092862.6A CN109385742B (en) | 2018-09-18 | 2018-09-18 | Pulling-up device and method for a woven mesh |
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CN201811092862.6A CN109385742B (en) | 2018-09-18 | 2018-09-18 | Pulling-up device and method for a woven mesh |
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CN109385742A CN109385742A (en) | 2019-02-26 |
CN109385742B true CN109385742B (en) | 2020-06-30 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB563937A (en) * | 1942-01-05 | 1944-09-06 | Vivien Kellems | Improvements in or relating to lifting and/or holding devices |
CN2690363Y (en) * | 2004-02-26 | 2005-04-06 | 上海航道局 | Network slings for lifting loads |
CN202072386U (en) * | 2011-03-21 | 2011-12-14 | 中广核工程有限公司 | Lifting appliance for lifting raft foundation reinforcement cage of containment vessel of nuclear power station |
CN102897650A (en) * | 2012-10-15 | 2013-01-30 | 中国建筑第八工程局有限公司 | Steel wire rope length controlling method for flexible net rack lifting process |
CN104003289A (en) * | 2013-02-22 | 2014-08-27 | 陈纪兵 | Annular lifting net |
CN204588439U (en) * | 2015-04-22 | 2015-08-26 | 东台沪峰机械设备有限公司 | A kind of netting cage |
-
2018
- 2018-09-18 CN CN201811092862.6A patent/CN109385742B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB563937A (en) * | 1942-01-05 | 1944-09-06 | Vivien Kellems | Improvements in or relating to lifting and/or holding devices |
CN2690363Y (en) * | 2004-02-26 | 2005-04-06 | 上海航道局 | Network slings for lifting loads |
CN202072386U (en) * | 2011-03-21 | 2011-12-14 | 中广核工程有限公司 | Lifting appliance for lifting raft foundation reinforcement cage of containment vessel of nuclear power station |
CN102897650A (en) * | 2012-10-15 | 2013-01-30 | 中国建筑第八工程局有限公司 | Steel wire rope length controlling method for flexible net rack lifting process |
CN104003289A (en) * | 2013-02-22 | 2014-08-27 | 陈纪兵 | Annular lifting net |
CN204588439U (en) * | 2015-04-22 | 2015-08-26 | 东台沪峰机械设备有限公司 | A kind of netting cage |
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