CN208457113U - A kind of three valve type cord clip apparatus - Google Patents
A kind of three valve type cord clip apparatus Download PDFInfo
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- CN208457113U CN208457113U CN201820965535.6U CN201820965535U CN208457113U CN 208457113 U CN208457113 U CN 208457113U CN 201820965535 U CN201820965535 U CN 201820965535U CN 208457113 U CN208457113 U CN 208457113U
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- cord clip
- drag
- line
- frictional resistance
- bed course
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Abstract
The utility model discloses a kind of three valve type cord clip apparatus.The utility model pastes the low soft bed course of frictional resistance and the soft bed course of high frictional resistance using cord clip top bottom plate, three valve type cord clip apparatus of cord clip top auxiliary splint and cord clip lower clamp block on the inner wall in drag-line duct；And fillet processing is carried out in the marginal position of clamping plate, fillet polishes smooth, so that the phenomenon that clamping plate marginal position drag-line surface stress is concentrated be effectively relieved, can be effectively reduced abrasion of the cord clip to drag-line part rope silk, and then ensure that the durability of cable body, improve integrally-built safety；The utility model can be widely used in tension structure.
Description
Technical field
The utility model relates to large span tension structure fields, and in particular to a kind of three valve type ropes for considering cable body durability
Clamp device.
Background technique
In large span tension structure field, drag-line is often needed as important primary structure member through cord clip and other components
It is connected, therefore, cord clip is in tension structure using relatively broad.When tension structure is constructed, existing way is directly to refer in drag-line
Positioning placement location two panels can be provided with bolt hole, pass through high-strength spiral shell to the cord clip clamping plate being combined, two panels cord clip clamping plate
Two panels clamping plate is directly anchored on drag-line by bolt, other components are connect by the techniques such as bolt or casting with cord clip clamping plate,
The entirety of a common stress is formed with drag-line.Whether other components of drag-line and main structure can cooperate in tension structure,
Key is whether the connection between drag-line and main structure other components is reliable.In prestressed cable stretching process, cord clip
It needs that certain Relative sliding occurs with drag-line, and in normal use process after the completion of tensioning, cord clip needs securely fix
In on drag-line.No matter prestressed cable stretching process or overall structure normal use process, will prevent drag-line surface generate
The phenomenon that stress is concentrated and the abrasion to drag-line part rope silk.Existing rigidity cord clip often makes during both the above
Drag-line surface generates apparent stress concentration phenomenon in positions such as cord clip edges, and then causes to wear to drag-line part rope silk, and
Once there is this problem, have no idea to replace drag-line.Guarantee that drag-line plays one's part to the full, using suitable cord clip apparatus,
The abrasion for eliminating drag-line surface stress concentration phenomenon and drag-line part rope silk is very necessary, by directly affect drag-line durability and
Integrally-built bearing capacity, and then influence integrally-built safety.
Summary of the invention
In order to solve the above problems of the prior art, the utility model proposes one kind in tensioning and use process
The middle three valve type cord clip apparatus for considering cable body durability, to solve existing cord clip in prestressed cable stretching process and whole knot
Make drag-line surface in the apparent stress concentration phenomenon of the positions such as cord clip edge generation and easily to drag-line in structure normal use process
The problem of rope silk causes concentrated wear.
The considerations of the utility model, three valve type cord clip apparatus of cable body durability included: cord clip top bottom plate, on cord clip
Portion's auxiliary splint, cord clip lower clamp block, the soft bed course of low frictional resistance, the soft bed course of high frictional resistance, high-strength bolt and connector；Its
In, the edge that cord clip top bottom plate is connected with cord clip top auxiliary splint is complementary shape, and the two splicing is assembled into cord clip
Top clamping plate；Fluted, the two is respectively set in the lower surface of cord clip top bottom plate and cord clip top auxiliary splint connection
Upper grooves are formed after splicing, are adhesive with the low soft bed course of frictional resistance on the surface of upper grooves；Cord clip top clamping plate passes through low
The soft bed course of frictional resistance is fastened on the upper surface of drag-line；The upper surface of cord clip lower clamp block is provided with lower recess, recessed in lower part
The surface of slot is adhesive with the soft bed course of high frictional resistance, and cord clip lower clamp block is fastened under drag-line by the soft bed course of high frictional resistance
Surface；Coefficient of friction between the soft bed course of low frictional resistance and drag-line is less than the friction system between cord clip top clamping plate and drag-line
Number, the coefficient of friction of the high soft bed course of frictional resistance are greater than the coefficient of friction between cord clip lower clamp block and drag-line；In addition to groove
Region, have gap between the lower surface of cord clip top clamping plate and the upper surface of cord clip lower clamp block；Cord clip top bottom plate, rope
The cylindrical space surrounded between folder top auxiliary splint and cord clip lower clamp block forms drag-line duct；The space of upper grooves is greater than
The space of lower recess；The upper surface of cord clip top bottom plate covers drag-line duct；Bottom plate, cord clip upper secondary on cord clip top
In clamping plate and cord clip lower clamp block, and it is located at the two sides in drag-line duct, offers the multiple groups spiral shell vertical with drag-line duct respectively
Keyhole；In each group of bolt hole, the bolt hole positioned at drag-line duct side is pressed from both sides through cord clip top bottom plate and cord clip lower part
Plate, the bolt hole positioned at the drag-line duct other side run through cord clip top bottom plate, cord clip top auxiliary splint and cord clip lower clamp block；
High-strength bolt is set in bolt hole, thus fixed cord clip top bottom plate, cord clip top auxiliary splint and cord clip lower clamp block；?
The upper surface of cord clip top bottom plate and the position setting connector of face drag-line.
Three valve type cord clip apparatus are attached by connector and strut.
Further, drag-line duct is in cord clip top bottom plate, the margin location of cord clip top auxiliary splint and cord clip lower clamp block
Fillet is installed, fillet polishes smooth, and eliminates drag-line surface stress concentration phenomenon and reduction drag-line part to reach preferable
The effect of rope silk abrasion, the radius of fillet are the 1/4~2/5 of clamped drag-line diameter.
The low soft bed course of frictional resistance is pasted in the groove of cord clip top clamping plate, and in the groove of cord clip lower clamp block
The soft bed course of high frictional resistance is pasted, can be reached and be eliminated drag-line surface stress concentration phenomenon and reduce what drag-line part rope silk was worn
Effect；In order to reduce the frictional resistance of cord clip and drag-line in prestressed cable stretching process, cord clip is to drag-line during reduction is somebody's turn to do
Caused by wear, the low soft bed course of frictional resistance with a thickness of 1mm~2.5mm；In order to guarantee in overall structure normal use process
Middle cord clip is securely fastened on drag-line, the high soft bed course of frictional resistance with a thickness of 1mm~2.5mm.The low soft bed course of frictional resistance
Material use aluminium or engineering plastics；The high soft bed course of frictional resistance uses rubber.Clamping plate uses the higher material of elasticity modulus, such as
For the material of steel, the low soft bed course of frictional resistance and the soft bed course of high frictional resistance relative to clamping plate, elasticity modulus is low.
The space of upper grooves accounts for the 3/5~3/4 of drag-line duct.
In prestressed cable stretching process, cord clip top bottom plate and cord clip top auxiliary splint are only installed, due to the two
The space that upper grooves are formed after splicing has accounted for the most of complete drag-line duct, can guarantee that drag-line will not fall from cord clip duct
Out, the soft bed course of low frictional resistance can reduce the frictional resistance of prestressed cable stretching process middle and upper part cord clip and drag-line, make drag-line
It is easier that Relative sliding occurs with top cord clip, and eliminates drag-line surface stress concentration phenomenon and reduce drag-line part rope silk mill
Damage, can also reduce the difficulty of construction of prestressed cable tensioning while protecting drag-line.
There is gap between the lower surface of cord clip top clamping plate and the upper surface of cord clip lower clamp block, the distance in gap is in 5mm
Within the scope of~10mm.
After the completion of prestressed cable tensioning, cord clip lower clamp block is connect by high-strength bolt with cord clip top clamping plate,
For three pieces of clamping plates after being bolted together under high-strength bolt does not apply pretightning force state, groove can surround the drawing of circular cross-section jointly
Suo Kongdao, the diameter in drag-line duct and the diameter of drag-line are identical, but pre- between cord clip lower clamp block and cord clip top clamping plate at this time
There are gaps, and the gap is gradually reduced during high-strength bolt applies pretightning force, at this time the vertical radial distance in drag-line duct
Less than drag-line diameter, it is therefore an objective to guarantee that the pretightning force of high-strength bolt can be applied on drag-line, the high soft bed course of frictional resistance can
There is provided biggish frictional force prevents cord clip lower clamp block and cord clip top clamping plate and drag-line Relative sliding, guarantees cord clip lower clamp block
It securely fixes with cord clip top clamping plate on drag-line, while the soft bed course of low frictional resistance and the soft bed course of high frictional resistance can disappear
Except drag-line surface stress concentration phenomenon and the abrasion of drag-line part rope silk is reduced, protects drag-line.
Cord clip top bottom plate is respectively equipped with complementary spacer pin and limiting slot with the edge that cord clip top auxiliary splint connects.
Connector uses short column or otic placode；Short column has the section of circular hollow.
Another of the utility model is designed to provide a kind of making for three valve type cord clip apparatus for considering cable body durability
Use method.The advantages of the utility model:
The utility model is using cord clip top bottom plate, three valve type cord clips of cord clip top auxiliary splint and cord clip lower clamp block
Device, and the low soft bed course of frictional resistance and the soft bed course of high frictional resistance are pasted on the inner wall in drag-line duct；And in clamping plate
Marginal position carry out fillet processing, fillet polishes smooth, so that clamping plate marginal position drag-line surface stress collection be effectively relieved
In phenomenon, can be effectively reduced abrasion of the cord clip to drag-line part rope silk, and then ensure that the durability of cable body, improve whole
The safety of body structure；The utility model can be widely used in tension structure.
Detailed description of the invention
The main view of one embodiment of three valve type cord clip apparatus of the considerations of Fig. 1 is the utility model cable body durability；
The top view of one embodiment of three valve type cord clip apparatus of the considerations of Fig. 2 is the utility model cable body durability；
The side view of one embodiment of three valve type cord clip apparatus of the considerations of Fig. 3 is the utility model cable body durability,
Wherein, Fig. 3 (a) is whole side view, and Fig. 3 (b) is the side view after splitting；
The sectional view of one embodiment of three valve type cord clip apparatus of the considerations of Fig. 4 is the utility model cable body durability,
Wherein, Fig. 4 (a) is the sectional view of the I-I ' line along Fig. 2, and Fig. 4 (b) is the sectional view of the II-II ' line along Fig. 2, and Fig. 4 (c) is edge
Sectional view after II-II ' line is split in Fig. 2.
Specific embodiment
With reference to the accompanying drawing, by specific embodiment, the utility model is further described.
As shown in Fig. 1,2 and 4, three valve type cord clip apparatus of cable body durability include: cord clip top the considerations of the present embodiment
It is bottom plate, cord clip top auxiliary splint, cord clip lower clamp block 8, the soft bed course 2 of low frictional resistance, the soft bed course 3 of high frictional resistance, high-strength
Bolt 4 and connector 5；Wherein, as shown in figure 3, the edge that cord clip top bottom plate 6 is connected with cord clip top auxiliary splint 7 is
Complementary shape, the two splicing are assembled into cord clip top clamping plate 1；On cord clip top, bottom plate 6 is connected with cord clip top auxiliary splint 7
The lower surface at the place of connecing be respectively set it is fluted, the two splicing after form upper grooves, be adhesive with low rub on the surface of upper grooves
The soft bed course 2 of resistance；Cord clip top clamping plate is fastened on the upper surface of drag-line by the soft bed course 2 of low frictional resistance；Cord clip lower part folder
The upper surface of plate 88 is provided with lower recess, is adhesive with the soft bed course 3 of high frictional resistance, cord clip lower part folder on the surface of lower recess
Plate 8 is fastened on the lower surface of drag-line by the soft bed course 3 of high frictional resistance；The coefficient of friction of the low soft bed course 2 of frictional resistance is less than height
The coefficient of friction of the soft bed course 3 of frictional resistance；Region in addition to groove, the lower surface of cord clip top clamping plate and cord clip lower clamp block
There is gap between 8 upper surface；It is surrounded between cord clip top bottom plate 6, cord clip top auxiliary splint 7 and cord clip lower clamp block 8
Cylindrical space forms drag-line duct；The space of upper grooves is greater than the space of lower recess；The upper table of cord clip top bottom plate 6
Face covers drag-line duct；In cord clip top bottom plate 6, cord clip top auxiliary splint 7 and cord clip lower clamp block 8, and it is located at and draws
The two sides of Suo Kongdao offer multiple groups bolt hole respectively, and the bolt hole positioned at drag-line duct side runs through cord clip top bottom plate 6
With cord clip lower clamp block 8, the bolt hole positioned at the drag-line duct other side runs through cord clip top bottom plate 6, cord clip top auxiliary splint 7
With cord clip lower clamp block 8；High-strength bolt 4 is set in bolt hole, thus fixed cord clip top bottom plate 6, cord clip top sub-folder
Plate 7 and cord clip lower clamp block 8；On cord clip top, connector 5 is arranged in the upper surface of bottom plate 6 and the position of face drag-line, logical
Connector 5 is crossed to be attached with strut.
As shown in Fig. 4 (a), drag-line duct is in cord clip top bottom plate, cord clip top auxiliary splint and cord clip lower clamp block
Marginal position carries out fillet processing, and fillet polishes smooth, and in the present embodiment, radius of corner is the 1/3 of clamped drag-line diameter,
That is 15mm.As shown in Fig. 4 (b), the low soft bed course of frictional resistance uses aluminium；The high soft bed course of frictional resistance uses rubber；Upper grooves
Space account for the 2/3 of drag-line duct.As shown in Fig. 4 (c), the edge that cord clip top bottom plate is connect with cord clip top auxiliary splint divides
Spacer pin 9 and limiting slot 10 that She You be not complementary.
It is finally noted that the purpose for publicizing and implementing example is to help to further understand the utility model, but originally
The technical staff in field is understood that in the spirit and scope for not departing from the utility model and the attached claims, various
Substitutions and modifications are all possible.Therefore, the utility model should not be limited to embodiment disclosure of that, and the utility model is wanted
Seek the range of protection subject to the scope defined in the claims.
Claims (9)
1. a kind of three valve type cord clip apparatus, which is characterized in that the three valves type cord clip apparatus includes: cord clip top bottom plate, rope
Press from both sides top auxiliary splint, cord clip lower clamp block, the soft bed course of low frictional resistance, the soft bed course of high frictional resistance, high-strength bolt and connector；
Wherein, the edge that cord clip top bottom plate is connected with cord clip top auxiliary splint is complementary shape, the two splicing assembling
At cord clip top clamping plate；It is respectively arranged in the lower surface of cord clip top bottom plate and cord clip top auxiliary splint connection recessed
Slot forms upper grooves after the two splicing, is adhesive with the low soft bed course of frictional resistance on the surface of upper grooves；The cord clip top
Clamping plate is fastened on the upper surface of drag-line by the soft bed course of low frictional resistance；The upper surface of the cord clip lower clamp block is provided with lower part
Groove is adhesive with the soft bed course of high frictional resistance on the surface of lower recess, and cord clip lower clamp block passes through the soft bed course of high frictional resistance
It is fastened on the lower surface of drag-line；Coefficient of friction between the soft bed course of the low frictional resistance and drag-line be less than cord clip top clamping plate with
Coefficient of friction between drag-line, the coefficient of friction of the high soft bed course of frictional resistance are greater than the friction between cord clip lower clamp block and drag-line
Coefficient；There is gap in region in addition to groove between the lower surface of cord clip top clamping plate and the upper surface of cord clip lower clamp block；Institute
It states the cylindrical space surrounded between cord clip top bottom plate, cord clip top auxiliary splint and cord clip lower clamp block and forms drag-line hole
Road；The space of the upper grooves is greater than the space of lower recess；The upper surface of cord clip top bottom plate covers drag-line hole
Road；In cord clip top bottom plate, cord clip top auxiliary splint and cord clip lower clamp block, and it is located at the two sides in drag-line duct, point
The multiple groups bolt hole vertical with drag-line duct is not offered；Bolt hole in each group of bolt hole, positioned at drag-line duct side
Through cord clip top bottom plate and cord clip lower clamp block, the bolt hole positioned at the drag-line duct other side runs through cord clip top main folder
Plate, cord clip top auxiliary splint and cord clip lower clamp block；High-strength bolt is set in bolt hole, thus fixed cord clip top main folder
Plate, cord clip top auxiliary splint and cord clip lower clamp block；The upper surface of the bottom plate and position of face drag-line is set on cord clip top
Set connector.
2. three valves type cord clip apparatus as described in claim 1, which is characterized in that the drag-line duct is in cord clip top main folder
Fillet is arranged in the marginal position of plate, cord clip top auxiliary splint and cord clip lower clamp block.
3. three valves type cord clip apparatus as claimed in claim 2, which is characterized in that the radius of the fillet is clamped drag-line
The 1/4~2/5 of diameter.
4. three valves type cord clip apparatus as described in claim 1, which is characterized in that the low soft bed course of frictional resistance with a thickness of
1mm~2.5mm；The soft bed course of high frictional resistance with a thickness of 1mm~2.5mm.
5. three valves type cord clip apparatus as described in claim 1, which is characterized in that the low soft bed course of frictional resistance using aluminium or
Engineering plastics；The soft bed course of high frictional resistance uses rubber.
6. three valves type cord clip apparatus as described in claim 1, which is characterized in that the space of the upper grooves accounts for drag-line duct
3/5~3/4.
7. three valves type cord clip apparatus as described in claim 1, which is characterized in that the lower surface of cord clip top clamping plate and rope
The distance in gap between the upper surface of lower clamp block is pressed from both sides within the scope of 5mm~10mm.
8. three valves type cord clip apparatus as described in claim 1, which is characterized in that cord clip top bottom plate and cord clip top
The edge of auxiliary splint connection is respectively equipped with complementary spacer pin and limiting slot.
9. three valves type cord clip apparatus as described in claim 1, which is characterized in that the connector uses short column or otic placode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820965535.6U CN208457113U (en) | 2018-06-22 | 2018-06-22 | A kind of three valve type cord clip apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820965535.6U CN208457113U (en) | 2018-06-22 | 2018-06-22 | A kind of three valve type cord clip apparatus |
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| Publication Number | Publication Date |
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| CN208457113U true CN208457113U (en) | 2019-02-01 |
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| CN201820965535.6U Active CN208457113U (en) | 2018-06-22 | 2018-06-22 | A kind of three valve type cord clip apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561505A (en) * | 2018-06-22 | 2018-09-21 | 杨维国 | A kind of three valve type cord clip apparatus and its application method considering cable body durability |
| CN110332281A (en) * | 2019-06-19 | 2019-10-15 | 沪东中华造船(集团)有限公司 | A kind of sea transverse replenishment frame rope fixture and frame rope device |
| CN110761186A (en) * | 2019-10-25 | 2020-02-07 | 中铁大桥科学研究院有限公司 | Efficient fastening method for cable clamp screw of main cable of suspension bridge |
-
2018
- 2018-06-22 CN CN201820965535.6U patent/CN208457113U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561505A (en) * | 2018-06-22 | 2018-09-21 | 杨维国 | A kind of three valve type cord clip apparatus and its application method considering cable body durability |
| CN110332281A (en) * | 2019-06-19 | 2019-10-15 | 沪东中华造船(集团)有限公司 | A kind of sea transverse replenishment frame rope fixture and frame rope device |
| CN110761186A (en) * | 2019-10-25 | 2020-02-07 | 中铁大桥科学研究院有限公司 | Efficient fastening method for cable clamp screw of main cable of suspension bridge |
| CN110761186B (en) * | 2019-10-25 | 2021-06-15 | 中铁大桥科学研究院有限公司 | Efficient fastening method for cable clamp screw of main cable of suspension bridge |
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