CN104819251A - Rope safe lock sleeve - Google Patents
Rope safe lock sleeve Download PDFInfo
- Publication number
- CN104819251A CN104819251A CN201510202375.0A CN201510202375A CN104819251A CN 104819251 A CN104819251 A CN 104819251A CN 201510202375 A CN201510202375 A CN 201510202375A CN 104819251 A CN104819251 A CN 104819251A
- Authority
- CN
- China
- Prior art keywords
- safe lock
- rope
- lock tube
- point position
- hawser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a rope safe lock sleeve. The rope safe lock sleeve is provided with a shell, wherein the shell is formed by fixedly connecting an upper shell and a lower shell through a fastener, a U-shaped ropeway used to place a mooring rope is arranged in the shell, the U-shaped ropeway is provided with an exit position, a bidirectional doorway and a limiting port, and a locking ratchet is arranged between the limiting port and the bidirectional doorway. Accordingly, deformation and stress concentration are difficult to cause, use life is prolonged, low assembly accuracy is required, work efficiency is improved, production cost is reduced, and simultaneously the rope safe lock sleeve not only can be used in fire fighting escapes, but also can be used to do rescue and relief work or convey goods and materials, and effectively prevents shifting from occurring when the mooring rope is under tensile force, is good in fixing effect, and improves a security coefficient.
Description
Technical field
The present invention relates to the safe lock tube of a kind of rope.
Background technique
Along with powerful development and the population growth of economy, the extension in city and developmentization, tall building is various places all over the world also, natural disaster, geological disaster also get more and more thereupon, the safe lock tube of current multiple rope, mostly complex structure, and the crowd of use is uneven, comprise old man, child, women, individuals with disabilities etc. from age structure, because user of service's fitness is different, make rope lock tube can not meet the operation of each types of populations.The complex structure of existing rope lock tube, assembly precision requires higher, and manufacture cost is high;
Existing delivery goods and materials are not suitable for strapping goods simultaneously, namely strapping goods is used in, its use neither be very convenient, and the fastness of tying up is bad, and existing lock tube in use simultaneously, because hawser connecting sleeve inner chamber is less, easily cause hawser in use easily impaired, simultaneously because hawser is by easily occurring displacement during pulling force, cannot real communication, easily occur getting loose, reduce safety coefficient.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiency in prior art, provides one effectively to avoid hawser to be subject to occur displacement, good fixing effect during pulling force, improves the safe lock tube of rope of safety coefficient.
The technical solution adopted for the present invention to solve the technical problems is: the safe lock tube of a kind of rope, there is housing, described housing is composed of a fixed connection by fastening piece by upper shell and lower shell body, " U " type cableway placed for hawser is provided with in housing, cableway has outlet port, two-way import and export and position-limitting mouth, is provided with lock ratchet between position-limitting mouth and two-way import and export.
Further, described lock ratchet is multiple Rhizoma Sparganii sawtooth with fixed knot distance, each Rhizoma Sparganii sawtooth be arranged in parallel, angle α between itself and two-way import and export is acute angle, acute angle can make lock tube in use clamp hawser, prevents from skidding, and need not increase gripping mechanism again, simple to operate, cost-saving.
Further, the lower right corner place of described lower shell body is provided with the limited post for limiting hawser, hawser walks around limited post through position-limitting mouth out, hawser is effectively avoided to be subject to occur displacement during pulling force, clamp effective, lock tube is avoided normally to use, hawser is also not easy to occur getting loose simultaneously, limited post and lock ratchet carry out dual fixing clamping to hawser, improve safety coefficient, simultaneously simple and easy to use, be convenient to fire-fighting life-saving, the crowd being simultaneously also suitable for various high-lift operation uses, can rescue and relief work, or delivery goods and materials, the lower right corner place of described upper shell is provided with aduncate arc shaped surface, lower end and lower shell body are connected as a single entity, upper shell and corresponding part, limited post upper end are provided with aduncate arc shaped surface.
Further, in described lock ratchet, B point and D point position are higher than A point and C point position, A point position in lock ratchet is higher than C point position, B point position in described lock ratchet is higher than D point position, lock ratchet effectively blocks hawser by the angle between A, B, C and D point, realize the clamping phenomenon of hawser, simple to operate, effectively improve safety coefficient.
Further, the middle position of described housing is provided with some attachment holes of preventing for fastening piece and reinforced hole, and be provided with stiffening rib between attachment hole and cableway, reinforced hole can improve cableway dual-side intensity, fall stress concentration and reduce shearing force, improving the working life of cableway.
Further, described upper shell with lower shell body is provided with the draw-in groove be fixedly connected with, described housing is provided with indicateing arm, simple and clearly conveniently allows operator use, improve the fire-fighting life-saving time or cause waste of time when consigning.
Further, described fastening piece is screw and nut, upper shell is arranged the counterbore placing screw head, lower shell body is provided with the nut bore of placing nut, the head of screw and nut are entrenched in counterbore and nut bore, effectively prevent in use screw and nut from causing obstruction to hawser, be convenient to set screw and nut simultaneously and prevent from skidding, increase stability and Security.
The invention has the beneficial effects as follows: structure of the present invention is simple, use and easily manufactured, distortion and stress is not easily caused to concentrate in using process, extend the working life of lock tube, applied widely, assembly precision requires lower, improves work task efficiency, reduces cost of production, simultaneously not only for fire-fighting life-saving, and the crowd being suitable for various high-lift operation uses, alternative fall-preventing device, can rescue and relief work, or delivery goods and materials, and effectively avoid hawser to be subject to occur displacement, good fixing effect during pulling force, improve safety coefficient.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the explosive view that the present invention installs axis;
Fig. 2 is the explosive view that the present invention installs on another direction of axis;
Fig. 3 is the schematic diagram of angle α of the present invention and two-way import and export.
1. housings in figure, 1-1. upper shell, 1-2. lower shell body, 2. fastening piece, 3. reinforced hole, 4. cableway, 5. lock ratchet, 6. attachment hole, 7. limited post, 8. arc shaped surface, 9. stiffening rib, 10. draw-in groove, 11. counterbores, 13. nut bore, 14. indicateing arms, 15. outlet ports, 16. two-way import and export, 17. position-limitting mouths, 21. screws, 22. nuts.
Embodiment
The present invention is further illustrated with preferred embodiment by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
The safe lock tube of a kind of rope as shown in Figures 1 to 3, there is housing 1, housing 1 is composed of a fixed connection by fastening piece 2 by upper shell 1-1 and lower shell body 1-2, " U " type cableway 4 placed for hawser is provided with in housing 1, cableway 4 has outlet port 15, two-way import and export 16 and position-limitting mouth 17, lock ratchet 5 is provided with between position-limitting mouth 17 and two-way import and export 16, lock ratchet 5 is for having multiple Rhizoma Sparganii sawtooth of fixed knot distance, each Rhizoma Sparganii sawtooth be arranged in parallel, angle α between itself and two-way import and export 16 is acute angle, the lower right corner place of lower shell body 1-2 is provided with the limited post 7 for limiting hawser, lower end and lower shell body 1-2 are connected as a single entity, upper shell 1-1 and corresponding part, limited post 7 upper end are provided with aduncate arc shaped surface 8, in lock ratchet 5, B point and D point position are higher than A point and C point position, A point position in lock ratchet 5 is higher than C point position, B point position in described lock ratchet 5 is higher than D point position, the middle position of housing 1 is provided with some attachment holes 6 of preventing for fastening piece 2 and reinforced hole 3, stiffening rib 9 is provided with between attachment hole 6 and cableway 4, upper shell 1-1 with lower shell body 1-2 is provided with the draw-in groove 10 be fixedly connected with, described housing 1 is provided with indicateing arm 14, fastening piece 2 is screw 21 and nut 22, upper shell 1-1 is arranged the counterbore 11 placing screw head, lower shell body 1-2 is provided with the nut bore 13 of placing nut 22, the head of screw 21 and nut 22 are entrenched in counterbore 11 and nut bore 13.
Specific embodiment one:
When hawser is placed in cableway 4, the two ends of hawser are provided with pulley or hook, in use, hawser is only when two-way import and export 16 and outlet port 15, and pull hawser in outlet port 15, hawser can clamp through lock ratchet 5, but a hawser part is in lock ratchet 5, another part, outside lock ratchet 5, cannot clamp, there is potential safety hazard;
Specific embodiment two:
When hawser prevents in cableway 4, the two ends of hawser are provided with pulley or hook, in use, hawser is through outlet port 15 and two-way import and export 16 and position-limitting mouth 17, under hawser passes through the acting in conjunction of position-limitting mouth 17 and limited post 7, hawser all snaps onto in lock ratchet 5, hawser is effectively prevented to be subject to occur displacement during pulling force, improve the safety coefficient of lock tube, lock tube is avoided normally to use, hawser is also not easy to occur getting loose simultaneously, limited post 7 and lock ratchet 5 pairs of hawsers carry out double limitation clamping, for fire-fighting, binding and traction have good effect, simple and easy to use, distortion and stress is not easily caused to concentrate in using process, extend the working life of lock tube, applied widely, assembly precision requires lower, improve work task efficiency, reduce cost of production.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (7)
1. the safe lock tube of rope, there is housing (1), it is characterized in that: described housing (1) is composed of a fixed connection by fastening piece (2) by upper shell (1-1) and lower shell body (1-2), " U " type cableway (4) placed for hawser is provided with in housing (1), cableway (4) has outlet port (15), two-way import and export (16) and position-limitting mouth (17), is provided with lock ratchet (5) between position-limitting mouth (17) and two-way import and export (16).
2. the safe lock tube of a kind of rope according to claim 1, it is characterized in that: described lock ratchet (5) is for having multiple Rhizoma Sparganii sawtooth of fixed knot distance, each Rhizoma Sparganii sawtooth be arranged in parallel, and the angle α between itself and two-way import and export (16) is acute angle.
3. the safe lock tube of a kind of rope according to claim 2, it is characterized in that: the lower right corner place of described lower shell body (1-2) is provided with the limited post (7) for limiting hawser, lower end and lower shell body (1-2) are connected as a single entity, and upper shell (1-1) and limited post (7) corresponding part, upper end are provided with aduncate arc shaped surface (8).
4. the safe lock tube of a kind of rope according to claim 1, it is characterized in that: the upper B point of described lock ratchet (5) and D point position are higher than A point and C point position, A point position in lock ratchet (5) is higher than C point position, and the B point position in described lock ratchet (5) is higher than D point position.
5. the safe lock tube of a kind of rope according to claim 1, it is characterized in that: the middle position of described housing (1) is provided with some attachment holes (6) of preventing for fastening piece (2) and reinforced hole (3), is provided with stiffening rib (9) between attachment hole (6) and cableway (4).
6. the safe lock tube of a kind of rope according to claim 1, it is characterized in that: described upper shell (1-1) with lower shell body (1-2) is provided with the draw-in groove (10) be fixedly connected with, described housing (1) is provided with indicateing arm (14).
7. the safe lock tube of a kind of rope according to claim 1, it is characterized in that: described fastening piece (2) is screw (21) and nut (22), upper shell (1-1) is arranged the counterbore (11) placing screw head, lower shell body (1-2) is provided with the nut bore (13) of placing nut (22), the head of screw (21) and nut (22) are entrenched in counterbore (11) and nut bore (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510202375.0A CN104819251A (en) | 2015-04-24 | 2015-04-24 | Rope safe lock sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510202375.0A CN104819251A (en) | 2015-04-24 | 2015-04-24 | Rope safe lock sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104819251A true CN104819251A (en) | 2015-08-05 |
Family
ID=53729662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510202375.0A Pending CN104819251A (en) | 2015-04-24 | 2015-04-24 | Rope safe lock sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104819251A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109642642A (en) * | 2016-08-26 | 2019-04-16 | 耐克创新有限合伙公司 | Rope locking piece |
-
2015
- 2015-04-24 CN CN201510202375.0A patent/CN104819251A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109642642A (en) * | 2016-08-26 | 2019-04-16 | 耐克创新有限合伙公司 | Rope locking piece |
| CN109642642B (en) * | 2016-08-26 | 2020-11-20 | 耐克创新有限合伙公司 | Rope locking piece |
| US11022198B2 (en) | 2016-08-26 | 2021-06-01 | Nike, Inc. | Cord lock |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150805 |