CN103128699A - Embedded tensioner - Google Patents
Embedded tensioner Download PDFInfo
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- CN103128699A CN103128699A CN2013100609496A CN201310060949A CN103128699A CN 103128699 A CN103128699 A CN 103128699A CN 2013100609496 A CN2013100609496 A CN 2013100609496A CN 201310060949 A CN201310060949 A CN 201310060949A CN 103128699 A CN103128699 A CN 103128699A
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- ratchet
- ratchet shaft
- clamping plate
- fixing hole
- supporting seat
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Abstract
The invention discloses an embedded tensioner which is simple in structure and high in strength and comprises a support seat. A ratchet shaft wound with a movable end of a wire is rotationally arranged on the support seat, tension ratchets are arranged at two ends of the ratchet shaft, a backstop pawl capable of being matched with the tension ratchets is arranged on the support seat, a fixing hole for a fixed end of the wire and a fixing hole for the movable end of the wire are respectively arranged on the support seat and the ratchet shaft, the wire fixing tension direction of the fixing hole for the fixed end of the wire is positioned on the perpendicular bisector of the ratchet shaft between the tension ratchets, and the fixing hole for the movable end of the wire is penetratingly arranged on the ratchet shaft between the two tension ratchets at the two ends of the ratchet shaft and is deviated from the center of the ratchet shaft. The embedded tensioner has the advantages that a deficiency gap of small field embedded tensioners for metal wires in China is filled, and the embedded tensioner is high in hardness and toughness, low in service cost and good in service effect and is corrosion-resistant when used in a field.
Description
Technical field
The present invention relates to a kind of stretcher, be specifically related to a kind of high-intensity field embedding stretcher for tensionings such as tinsels that has.
Background technology
Present stretcher (also being called strainer) volume at home is large, is disposable tension for tensions such as wires the time.Because its volume is large, complex structure, expense is high, use in the open air corrosion serious, can not use lastingly, in the time of repeatedly straining operation very difficult, be difficult to implement.
Specifically in summary, the set-up mode that such stretcher has tension wheel shaft makes its low bearing capacity, causes the insufficient strength of its tension metal silk; Inadequate for the structural strength of some lamellar supporting seats own, the supporting seat torsional deformation in use occurs and cause scrapping of product; Traditional stretcher is all generally to be made by metal material, makes it can only be applied to tensioning without electric metalloid silk for tensioning wiry, and can not be applied to some charged tensioning operations wiry etc.
Summary of the invention
For above-mentioned weak point of the prior art, the present invention aims to provide a kind of simple in structure, high-intensity embedding stretcher, and its bearing capacity is high, and production cost is low, and result of use is good.
to achieve these goals, technical scheme of the present invention: a kind of embedding stretcher, comprise supporting seat, rotate the ratchet shaft that is provided with the wrap wire movable end on described supporting seat, the ratchet shaft two ends are provided with the tensioning ratchet, be provided with the retaining ratchet that can match with the tensioning ratchet on described supporting seat, be respectively equipped with line stiff end fixing hole and line movable end fixing hole on supporting seat and ratchet shaft, wherein, the tension direction of the line that described line stiff end fixing hole is fixing is on ratchet shaft perpendicular bisector between described tensioning ratchet, described line movable end fixing hole is on the ratchet shaft between described two ends tensioning ratchet, and this line movable end fixing hole is in departing from the setting of ratchet shaft center position.
Further, be the arcs of recesses setting on described ratchet shaft center.
Described supporting seat is the two relative clamping plate of being located at the tensioning ratchet outside, and the other end of these two relative clamping plate is one-body molded or carry out riveting calmly by double team one insulating base, and described line stiff end fixing hole is located on one-body molded of these relative clamping plate or insulating base.
At least three perforation are set on two relative clamping plate, wherein have at least a pair of perforation relatively correspondence be arranged on two relative clamping plate, described retaining ratchet is oval an of linear, it is arranged in perforation on described two relative clamping plate successively, form non-closed rectangular mount structure, wherein setting matches with the tensioning ratchet on one side of rectangle frame structure.
Be provided with respectively on described two relative clamping plate that several are recessed to the another side and protrude the reinforcement of this another side by the one side, the reinforcement on described two relative clamping plate is oppositely arranged.
Described ratchet shaft one distal process is for outside described supporting seat, and the part that this ratchet shaft protrudes from outside described supporting seat is square axle structure.
Have two orthogonal U-shaped flanges on described insulating base, this two U-shapeds flange arrange dorsad and the annulus end outwardly, this two U-shapeds flange end face indent forms the conduit that is complementary along its end face, be provided with its connection hole circlewise at this conduit root, one of them hole is line stiff end fixing hole, the relative clamping plate riveting of another Kong Weiyu two rivet hole regularly.
Junction between described conduit and hole is provided with arc transiting surface.
At last, described tensioning ratchet, supporting seat, retaining ratchet and ratchet shaft are made by novel 304 composite stainless steels.
beneficial effect of the present invention: the tension direction of the line that line stiff end fixing hole is fixing is on ratchet shaft perpendicular bisector between described tensioning ratchet, make when tensioning the line stiff end fully opposite with line movable end tension direction, improved the tensioning dynamics of equipment, simultaneously, with line movable end fixing hole on the ratchet shaft between described two ends tensioning ratchet, and this line movable end fixing hole is in departing from the setting of ratchet shaft center position, when making the line movable end be wound around on ratchet shaft, enlarge the stress surface between wrap wire and ratchet shaft, to reduce the local tensile stress of ratchet shaft, improve the carrying dynamics of ratchet shaft.
In addition, unique reinforcement is set on two relative clamping plate, strengthening the working strength of supporting seat, and then improves the working strength of whole embedding stretcher; Adopt simultaneously novel 304 composite stainless steels to make this stretcher, hardness can reach the 28-32 degree, uses not corrosion of surface can reach 30 years in the open air, is the twice of conventional common material.
In sum, the present invention is simple in structure, and cost easy to use is low, is convenient to safeguard, has improved simultaneously bearing capacity and the structural strength of self, can adapt to wider tensioning such as the wire such as charged or not charged, line, and is effective.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the front view of the embedding stretcher of the embodiment of the present invention one;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the stereogram of Fig. 1;
Fig. 4 is the front view of the embedding stretcher of the embodiment of the present invention two;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the stereogram of Fig. 4;
Fig. 7 is the front view of insulating base in Fig. 4;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the stereogram of Fig. 7.
The specific embodiment
Further describe the present invention below in conjunction with specific embodiment and accompanying drawing.
a kind of as Fig. 1-3, embedding stretcher shown in Fig. 4-6 comprises supporting seat 11, rotate the ratchet shaft 16 that is provided with the wrap wire movable end on described supporting seat 11, ratchet shaft 16 two ends are provided with tensioning ratchet 10, be provided with the retaining ratchet 13 that can match with tensioning ratchet 10 on described supporting seat 11, be respectively equipped with line stiff end fixing hole 15 and line movable end fixing hole 17 on supporting seat 11 and ratchet shaft 16, wherein, the tension direction of the line that described line stiff end fixing hole 15 is fixing is on ratchet shaft 16 perpendicular bisectors between described tensioning ratchet 10, described line movable end fixing hole 17 is on the ratchet shaft 16 between described two ends tensioning ratchet 10, and this line movable end fixing hole 17 is in departing from ratchet shaft 16 center position settings.
Tensioning ratchet 10 in the present invention, supporting seat 11, retaining ratchet 13 are made by novel 304 composite stainless steels of the prior art with ratchet shaft 16.Described novel 304 composite stainless steel materials, its hardness reaches the 28-32 degree, uses not corrosion of surface can reach 30 years in the open air, is the twice of conventional material, makes this embedding stretcher by this material, makes this stretcher durable in use, long service life.
Tension direction by the line that line stiff end fixing hole 15 is fixing is on ratchet shaft 16 perpendicular bisectors between described tensioning ratchet 10, that is to say that the tension direction of the line movable end that this stretcher is fixing and line stiff end is dorsad to establishing, make power that ratchet shaft 16 rotates and retaining ratchet 13 and the retaining power of tensioning ratchet 10 act on the tensile force of line fully, avoid doing diligent waste, to improve the tensioning efficient of this stretcher; And line movable end fixing hole 17 is on the ratchet shaft 16 between described two ends tensioning ratchet 10, and this line movable end fixing hole 17 is in departing from ratchet shaft 16 center position settings, wrap wire on raising ratchet shaft 16 and the power contact area of ratchet shaft 16, reduce the local pressure of ratchet shaft 16, and then improve the carrying dynamics of ratchet shaft 16.
As shown in Fig. 2,5, described ratchet shaft is the arcs of recesses setting on 18 centers, when conveniently making the line movable end be wrapped on ratchet shaft 16, its with the tension direction that is fixed on the line stiff end fixing hole 15 on supporting seat 11 dorsad, simultaneously, make the suffered tensile stress of ratchet shaft 16 average.
Stretcher in the present invention has the tensioning of charged and not charged two kinds of tinsels, wherein, described not charged type, described supporting seat 11 as Figure 1-3 is for being located at the two relative clamping plate in tensioning ratchet 10 outsides, the other end of these two relative clamping plate is one-body molded, form similar tweezers shape, described line stiff end fixing hole 15 is located on this one-body molded.Because supporting seat 11 is two clamping plate, in order to guarantee its structural strength, be provided with respectively on described two relative clamping plate that several are recessed to the another side and protrude the reinforcement 14 of this another side by the one side, the reinforcement 14 on described two relative clamping plate is oppositely arranged.These reinforcement 14 levels are located on described two clamping plate, because of line movable end and line stiff end the tension force on this stretcher be level dorsad, so the structural strength on two clamping plate is mainly used in offsetting movable end and line stiff end at this stretcher, that is to say this supporting seat 11, definitely the intensity of the horizontal direction of two clamping plate, at this, described reinforcement 14 is horizontally disposed with.
And the tensioning of charged types of metals silk, as Fig. 4-6, described supporting seat 11 is for being located at the two relative clamping plate in tensioning ratchet 10 outsides, to adopt rivets 21 to carry out riveting fixed for double team one insulating base 19 that passes through of these two relative clamping plate, and described line stiff end fixing hole 15 is located on one-body molded of these relative clamping plate or insulating base 19.This insulating base 19 adopts non-conductive insulating materials to make, and to prevent the live metal silk in the tensioning process, operating personnel are due to error or unconscious generation electric shock phenomenon.
For the retaining ratchet 13 that coordinates with tensioning ratchet 10, the present invention arranges like this, at least three perforation are set on two relative clamping plate, wherein have at least a pair of perforation relatively correspondence be arranged on two relative clamping plate, described retaining ratchet 13 is oval an of linear, it is arranged in perforation on described two relative clamping plate successively, forms non-closed rectangular mount structure, and wherein setting matches with tensioning ratchet 10 on one side of rectangle frame structure.Adopt non-closed rectangular mount structure, facilitate on the one hand Material selection and replacing, installation, on the other hand, can improve the working strength of retaining ratchet 13.Simultaneously, retaining ratchet 13 on this stretcher with tensioning ratchet 10 when coordinating, the rectangular edges of retaining ratchet 13 snaps in the hook tooth of tensioning ratchet 10 fully, skidding can not occur, unless till retaining ratchet 13 fractures and deforms, have much for the measure that prevents retaining ratchet 13 breaking strains, such as the steel wire of the hard certain diameter of material in the employing prior art can be realized, certainly, also can adopt other material to substitute.Compare traditional click locking mode, locking for fear of traditional click skids, need to arrange on ratchet spring with ratchet tension on ratchet, perhaps adopt a plurality of click-fit lockings, retaining ratchet 13 in the present invention is more simple and convenient, and the ratchet skidding can not occur.
Described ratchet shaft 16 1 distal process are for outside described supporting seat 11, and this ratchet shaft 16 protrudes from described supporting seat 11 outer parts and is square axle structure 12, be used for coordinating with spanner the rotation of assist ratchet axle 16, during namely for tensioning during wire to the rotation of ratchet shaft 16.For the setting of square shaft, the cross sectional shape that adopts present standard spanner to mate is such as shapes such as four directions, six sides.When the tensioning, can with getting with use, needn't make specially Wrench with convenient.
For insulating base 19, as shown in Fig. 7-9, have two orthogonal U-shaped flanges 192,193 on described insulating base 19, this two U-shapeds flange 192,193 arrange dorsad and the annulus end outwardly, these two U-shapeds flange, 192,193 end face indents form the conduit 194,195 that is complementary along its end face, be provided with its connection hole circlewise at this conduit 194,195 roots, one of them hole is line stiff end fixing hole 15, the relative clamping plate riveting of another Kong Weiyu two rivet hole regularly.
During assembling, one end of two relative clamping plate is wrapped respectively the both sides of a U-shaped flange of this insulating base 19, such as the both sides that wrap U-shaped flange 192, and employing rivet 21 rivets, also can adopt the alignment pin pin firm, make U-shaped flange 193 be in vertically, line stiff end fixing hole 15 is served as in the hole on this U-shaped flange 193, and detour in the location that coupled conduit 195 is used for the line stiff end, and Danger Electric shock risk occurs when preventing from using.In order to prevent that wire from wearing and tearing on the corner angle of hole and conduit joint, therefore, described conduit 194,195 and the hole between the junction be provided with arc transiting surface 196,197.
Because two U-shaped flanges 192,193 shapes of described insulating base 19 are identical, and the hole on it and conduit 194,195 setting positions are corresponding, therefore, in when assembling without obvious differentiation, namely that two U-shaped flanges 192,193 both can be used to the location and fix two relative clamping plate, also can be used as the stationary positioned of line stiff end, due to relate to hole and conduit 194,195 application wearing and tearing are relatively fast, therefore, after one hole and conduit wearing and tearing, directly reversing of position continues to use another hole and conduit, reaches double service life.
Certainly, the stretcher of this live metal silk equally also can be applicable to the not tensioning of live metal silk, and its occupation mode is consistent.
The above technical scheme that the embodiment of the present invention is provided is described in detail, used specific case herein principle and the embodiment of the embodiment of the present invention are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the embodiment of the present invention; Simultaneously, for one of ordinary skill in the art, according to the embodiment of the present invention, all will change on the specific embodiment and range of application, in sum, this description should not be construed as limitation of the present invention.
Claims (9)
1. embedding stretcher, comprise supporting seat (11), it is characterized in that: at the upper ratchet shaft (16) that is provided with the wrap wire movable end that rotates of described supporting seat (11), ratchet shaft (16) two ends are provided with tensioning ratchet (10), be provided with the retaining ratchet (13) that can match with tensioning ratchet (10) on described supporting seat (11), be respectively equipped with line stiff end fixing hole (15) and line movable end fixing hole (17) on supporting seat (11) and ratchet shaft (16), wherein, the tension direction of the line that described line stiff end fixing hole (15) is fixing is on ratchet shaft (16) perpendicular bisector between described tensioning ratchet (10), described line movable end fixing hole (17) is on the ratchet shaft (16) between described two ends tensioning ratchet (10), and this line movable end fixing hole (17) is in departing from ratchet shaft (16) center position setting.
2. embedding stretcher according to claim 1, it is characterized in that: described ratchet shaft (18) is the arcs of recesses setting on the center.
3. embedding stretcher according to claim 1, it is characterized in that: described supporting seat (11) is for being located at two relative clamping plate outside tensioning ratchet (10), the other end of these two relative clamping plate is one-body molded or to carry out riveting by double team one insulating base (19) fixed, and described line stiff end fixing hole (15) is located on one-body molded of these relative clamping plate or insulating base (19).
4. embedding stretcher according to claim 3, it is characterized in that: at least three perforation are set on two relative clamping plate, wherein have at least a pair of perforation relatively correspondence be arranged on two relative clamping plate, described retaining ratchet (13) is oval an of linear, it is arranged in perforation on described two relative clamping plate successively, form non-closed rectangular mount structure, wherein setting matches with tensioning ratchet (10) on one side of rectangle frame structure.
5. embedding stretcher according to claim 3, it is characterized in that: be provided with respectively on described two relative clamping plate that several are recessed to the another side and protrude the reinforcement (14) of this another side by the one side, the reinforcement (14) on described two relative clamping plate is oppositely arranged.
6. embedding stretcher according to claim 1 is characterized in that: described ratchet shaft (16) one distal process are for outside described supporting seat (11), and this ratchet shaft (16) protrudes from the outer part of described supporting seat (11) and is square axle structure (12).
7. embedding stretcher according to claim 3, it is characterized in that: have two orthogonal U-shaped flanges (192,193) on described insulating base (19), this two U-shapeds flange (192,193) arrange dorsad and the annulus end outwardly, this two U-shapeds flange (192,193) end face indent forms the conduit (194,195) that is complementary along its end face, be provided with its connection hole circlewise at this conduit (194,195) root, one of them hole is line stiff end fixing hole (15), the relative clamping plate riveting of another Kong Weiyu two rivet hole regularly.
8. embedding stretcher according to claim 7, it is characterized in that: the junction between described conduit (194,195) and hole is provided with arc transiting surface (196,197).
9. embedding stretcher according to claim 1 is characterized in that: described tensioning ratchet (10), supporting seat (11), retaining ratchet (13) are made by novel 304 composite stainless steels with ratchet shaft (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100609496A CN103128699A (en) | 2013-02-26 | 2013-02-26 | Embedded tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100609496A CN103128699A (en) | 2013-02-26 | 2013-02-26 | Embedded tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103128699A true CN103128699A (en) | 2013-06-05 |
Family
ID=48489482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100609496A Pending CN103128699A (en) | 2013-02-26 | 2013-02-26 | Embedded tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103128699A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD744320S1 (en) | 2015-04-01 | 2015-12-01 | David Parrish | Line attachment device |
| CN106181847A (en) * | 2016-08-29 | 2016-12-07 | 宁波良力机械有限公司 | A kind of novel ratchet tightener |
| US9820446B2 (en) | 2015-04-01 | 2017-11-21 | David Parrish | Line attachment mechanism and systems and methods for using the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997010064A1 (en) * | 1995-09-16 | 1997-03-20 | Gallagher Group Limited | Wire tensioning device |
| CN1850454A (en) * | 2006-05-26 | 2006-10-25 | 张洪泉 | Rope tightening device |
| CN201249772Y (en) * | 2008-07-10 | 2009-06-03 | 靳汉明 | Strainer |
| US20100051887A1 (en) * | 2008-08-27 | 2010-03-04 | Robertson Engineering Limited | Wire strainer |
| CN201739428U (en) * | 2010-05-06 | 2011-02-09 | 辽宁省电力有限公司丹东供电公司 | Wire-drawing regulator |
-
2013
- 2013-02-26 CN CN2013100609496A patent/CN103128699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997010064A1 (en) * | 1995-09-16 | 1997-03-20 | Gallagher Group Limited | Wire tensioning device |
| CN1850454A (en) * | 2006-05-26 | 2006-10-25 | 张洪泉 | Rope tightening device |
| CN201249772Y (en) * | 2008-07-10 | 2009-06-03 | 靳汉明 | Strainer |
| US20100051887A1 (en) * | 2008-08-27 | 2010-03-04 | Robertson Engineering Limited | Wire strainer |
| CN201739428U (en) * | 2010-05-06 | 2011-02-09 | 辽宁省电力有限公司丹东供电公司 | Wire-drawing regulator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD744320S1 (en) | 2015-04-01 | 2015-12-01 | David Parrish | Line attachment device |
| US9532511B2 (en) | 2015-04-01 | 2017-01-03 | David Parrish | Line attachment mechanism and systems and methods for using the same |
| US9820446B2 (en) | 2015-04-01 | 2017-11-21 | David Parrish | Line attachment mechanism and systems and methods for using the same |
| CN106181847A (en) * | 2016-08-29 | 2016-12-07 | 宁波良力机械有限公司 | A kind of novel ratchet tightener |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20161116 |
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| C20 | Patent right or utility model deemed to be abandoned or is abandoned |