CN203064227U - Hand-operated type strainer - Google Patents
Hand-operated type strainer Download PDFInfo
- Publication number
- CN203064227U CN203064227U CN 201220625601 CN201220625601U CN203064227U CN 203064227 U CN203064227 U CN 203064227U CN 201220625601 CN201220625601 CN 201220625601 CN 201220625601 U CN201220625601 U CN 201220625601U CN 203064227 U CN203064227 U CN 203064227U
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- China
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- connecting rod
- shank
- sidepiece
- mentioned
- tape spool
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- Expired - Lifetime
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Abstract
The utility model provides a hand-operated type strainer, and belongs to the technical field of machinery. The hand-operated type strainer solves the problems that an existing strainer is complex to operate and low in binding efficiency. The hand-operated type strainer comprises a support, a belt shaft and a handle, the support is U-shaped, the belt shaft is arranged inside the support and two ends of the belt shaft are respectively fixed at two sides of the U-shaped support in an axial mode, the belt shaft is fixedly connected with a worm gear, a worm meshed with the worm gear is fixed on the support in the axial direction, and the handle is fixedly connected at the end portion of the worm and the handle is arranged at the side portion of the belt shaft. The hand-operated type strainer has the advantages of being strong in stability, simple to operate high in practical values and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of strainer, particularly a kind of shaking strainer.
Background technology
In the process that goods betransported, Goods binding need be lived usually, to prevent that goods from coming off or to collide mutually and cause and lose or damage.Though the mode that directly bundlees with rope is in daily use, and wastes time and energy, and is difficult to the goods tighten.Strainer is a kind of advanced person's binding tools.Adopt not only convenient but also safety of strainer restraint of loads, be subjected to the welcome of vast chaufeur deeply.
Existing strainer is made up of support, tape spool and bundling belt usually.Tape spool is connected on the support and tape spool turns, and the binding roll coil of strip is on tape spool.The outer end of stretching out support at tape spool is provided with the crow bar hole.When needing restraint of loads, crow bar is inserted in the crow bar hole, rotate crow bar and can drive the tape spool rotation.But the moving certain angle of revolution all needs crow bar to be extracted and inserted again, obviously, makes that like this binding efficient is not high, wastes time and energy, and is difficult to goods is bound.
And existing strainer is because crow bar is to insert the tape spool end, and when strainer was close on the goods, the rotation of crow bar was restricted, and repeatedly plug could be to the strainer pretension to make crow bar.
Its publication number of Chinese patent CN201143999Y provide " a kind of strainer ", it comprises a body, be provided with the spool that can rotate in the body, volume has chain on the spool, the outer end of chain is provided with hook, is fixed with another hook on the described body, and described spool is provided with worm gear, also be provided with the worm screw that can rotate in the body, worm screw is meshed with above-mentioned worm gear and the worm screw outer end passes body.This strainer takes up room less, is easy to carry and deposits.Owing to be to make spool rotate by worm screw, worm drive, and Goods binding lived, therefore relatively simple for structure.Owing between worm screw and body, be provided with engaging and disengaging gear, make worm gear and worm mesh by engaging and disengaging gear during restraint of loads in addition, easy to use, time saving and energy saving.But it is at the chain-type strainer, can't be suitable for for the strainer of tape spool type.
Existing other strainer also all exists similar problem.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist at prior art, and a kind of high shaking strainer simple in structure, stable is provided.
The purpose of this utility model can realize by following technical proposal: a kind of shaking strainer, comprise support, tape spool and handle, described support takes the shape of the letter U, the two ends that above-mentioned tape spool is positioned at support and tape spool are axially fixed in the both sides of U-shaped support respectively, it is characterized in that, be fixed with worm gear on the described tape spool, axial restraint has the worm screw that is meshed with worm gear on the described support, and above-mentioned handle is connected in the worm screw end and handle is in the tape spool sidepiece.
In this shaking strainer, turning handle drives worm gear by worm screw and rotates, because worm gear is connected on the tape spool.Therefore, tape spool is along with worm gear together rotates, thereby the bundling belt on the tape spool is tightened up.
Because handle is positioned at the tape spool sidepiece, and strainer parallels with joint face when installing usually, so just makes can not stopped in the continuous rotation process of handle.Simultaneously, owing to adopt worm screw, worm gear transferring power, therefore, this strainer does not need to adopt ratchet, ratchet that tape spool is carried out unidirectional location.
In above-mentioned shaking strainer, described handle is L-shaped, and handle comprises the connecting rod parallel with tape spool and vertical shank with connecting rod, and an end of described connecting rod is connected in the tape spool end, and the other end of connecting rod and above-mentioned shank link.
During turning handle, the operator is gripped on shank, rotates thereby drive handle easily.
In above-mentioned shaking strainer, described shank is hinged on the connecting rod other end.
During use shank opened and vertical with connecting rod, shank is parallel when not using abuts in the connecting rod sidepiece, avoids taking up room.
In above-mentioned shaking strainer, have position limiting structure between described shank and the connecting rod, above-mentioned position limiting structure can make shank keep vertical when vertical with connecting rod when shank is rocked to around its hinged place.
Make shank remain the state vertical with connecting rod by position limiting structure, the operator can easily be held in shank, makes things convenient in use handle is rotated.
In above-mentioned shaking strainer, described position limiting structure comprises the Connection Block that connecting rod other end sidepiece takes the shape of the letter U, above-mentioned shank is articulated in the U-shaped indent of Connection Block, described shank end has the locating surface and the transition face that is close to the inclination of locating surface place or arc transition for the plane, swing above-mentioned transition face when shank and can cross the connecting rod sidepiece, when shank is vertical with connecting rod locating surface and connecting rod sidepiece over against and locating surface be resisted against the connecting rod sidepiece.
When shank was swung around its hinged place, transition face can be crossed the connecting rod sidepiece smoothly.But, because locating surface is the plane, when locating surface and connecting rod sidepiece over against the time, locating surface is resisted against the connecting rod sidepiece, thereby shank can only be swung in 90 degree scopes.Avoid shank transition swing and influence the handle rotation.
As another kind of scheme, in above-mentioned shaking strainer, the described connecting rod other end has the block of protrusion, and above-mentioned shank is rocked to that shank is resisted against on the block when vertical with connecting rod.
Such structure can make shank swing in 90 degree scopes equally, and when shank was resisted against block, shank can't continue swing, and the operator can easily rotate shank.
In above-mentioned shaking strainer, described connecting rod is provided with the rubber-like push jack, an end that has gap and push jack between described push jack and the connecting rod sidepiece is connected on the connecting rod, described push jack middle part has the portion of pushing of protrusion, applies the above-mentioned portion of pushing of pressed by external force push jack and can be positioned at the connecting rod opposite side.
Shank is parallel abutting on the connecting rod when not using.By pressing push jack, shank can break away from connecting rod quickly and easily.Particularly, between itself and connecting rod under the effect of push jack self elastic force, have the gap, in case after applying the pressed by external force push jack, push jack is drawn close to connecting rod, thereby by push jack extruding shank, make shank around its hinged place swing.
In above-mentioned shaking strainer, the described portion of pushing is curved the arching upward in push jack middle part, and described shank sidepiece has curved pushed part, and above-mentioned pushed part is resisted against the portion of pushing place when abutting in the connecting rod sidepiece when shank is rocked to.
Owing to push portion and pushed part is convex, therefore, the push jack back that is pressed cooperates by both and just can easily promote shank, thereby shank is swung around its hinged place.After shank was opened a little, the operator just can pull shank to vertical with connecting rod smoothly.
In above-mentioned shaking strainer, described stent side portion has inside and is the case of cavity, in the cavity that above-mentioned worm gear and worm screw all form between case and support.
All in the cavity between case and support, impurity is not easy to enter, and has improved the working stability of this strainer for worm gear and worm screw.
Compared with prior art, this shaking strainer is because shank is opened with after connecting rod is vertical, and shank is to be in the tape spool sidepiece, and shank is vertical with tape spool.Do not stopped the unidirectional rotation that handle can be continuous in the shank rotation process.When strainer tightens up operation easy and simple to handle and save time, laborsaving.Simultaneously, worm gear, the self-locking of worm screw energy that is to say the check configuration that does not need to arrange in addition restriction tape spool unidirectional rotation on the strainer, for example, and ratchet, detent mechanism.Obviously, this strainer is simple in structure, and cost is lower.And worm gear, worm drive are accurate, the rotating situation of tape spool can not occur, and its stability in use has the higher utility of ratio than higher.
Description of drawings
Fig. 1 is the perspective view of this shaking strainer.
Fig. 2 is the side-looking structural representation of this shaking strainer.
Fig. 3 is the sectional structure scheme drawing of this shaking strainer.
Fig. 4 is the perspective view at handle place in this shaking strainer.
Fig. 5 is the side-looking structural representation at handle place in this shaking strainer.
Fig. 6 is the structural representation of shank in this shaking strainer.
Among the figure, 1, support; 2, tape spool; 3, worm screw; 4, worm gear; 5, handle; 5a, connecting rod; 5a1, Connection Block; 5b, shank; 5b1, transition face; 5b2, locating surface; 5b3, pushed part; 6, case; 7, push jack; 7a, push portion.
The specific embodiment
As Fig. 1 and Fig. 2 and shown in Figure 3, this shaking strainer comprises support 1, tape spool 2, worm screw 3, worm gear 4 and handle 5.Support 1 takes the shape of the letter U, and tape spool 2 is positioned at support 1, and the two ends of tape spool 2 are axially fixed in the both sides of U-shaped support 1 respectively.
As shown in Figure 3, support 1 sidepiece has the inner case 6 of cavity that is, in the cavity that worm gear 4 and worm screw 3 all form between case 6 and support 1.
Worm gear 4 is connected in tape spool 2 ends, and axial restraint has the worm screw 3 that is meshed with worm gear 4 on the support 1, and handle 5 is connected in worm screw 3 ends and handle 5 is in tape spool 2 sidepieces.
As shown in Figure 1 and Figure 4, handle 5 is L-shaped, and handle 5 comprises the connecting rod 5a and with connecting rod 5a vertical shank 5b parallel with tape spool 2, and the end of connecting rod 5a is connected in tape spool 2 ends and parallel with tape spool 2, and the other end of connecting rod 5a and shank 5b are hinged.Certainly, according to actual conditions, L-shaped being fixed together of connecting rod 5a and shank 5b also is feasible.
As Fig. 4 and Fig. 5 and shown in Figure 6, have position limiting structure between shank 5b and the connecting rod 5a, above-mentioned position limiting structure can make shank 5b keep vertical when vertical with connecting rod 5a when shank 5b is rocked to around its hinged place.Position limiting structure comprises the Connection Block 5a1 that connecting rod 5a other end sidepiece takes the shape of the letter U, shank 5b is articulated in the U-shaped indent of Connection Block 5a1, shank 5b end has the locating surface 5b2 and the transition face 5b1 that is close to locating surface 5b2 place arc transition for the plane, certainly, according to actual conditions, the transition face of inclination also is feasible.5b1 can cross connecting rod 5a sidepiece when shank 5b swing transition face, when shank 5b is vertical with connecting rod 5a locating surface 5b2 and connecting rod 5a sidepiece over against and locating surface 5b2 be resisted against connecting rod 5a sidepiece.For simplified structure, have the block of protrusion at the connecting rod 5a other end, shank 5b is rocked to that shank is resisted against on the block when vertical with connecting rod 5a, so also is feasible.
Connecting rod 5a is provided with rubber-like push jack 7, an end that has gap and push jack 7 between push jack 7 and the connecting rod 5a sidepiece is connected on the connecting rod 5a, push jack 7 middle parts have the 7a of the portion of pushing of protrusion, apply the pressed by external force push jack 7 above-mentioned 7a of portion that push and can be positioned at connecting rod 5a opposite side.In the present embodiment, the portion 7a of pushing is curved the arching upward in push jack 7 middle parts, and shank 5b sidepiece has curved pushed part 5b3, is resisted against and pushes portion 7a place when shank 5b is rocked to when abutting in connecting rod 5a sidepiece above-mentioned pushed part 5b3.
In this shaking strainer, handle 5 continuous unidirectional rotation are passed through worm screw 3, worm gear 4 transmissions, drive tape spool 2 and rotate, thereby the bundling belt on the tape spool 2 is tightened up.
Particularly, during to Goods binding, this shaking strainer abuts on goods or the lorry, presses push jack 7 then, and the 7a of the portion of the pushing extruding shank 5b by push jack 7 makes the shank 5b that originally abuts on the connecting rod 5a swing a segment distance a little around its hinged place.The operator just can spur shank 5b easily makes it continue swing.By above-mentioned position limiting structure, shank 5b is rocked to after connecting rod 5a is vertical, grips shank 5b, and unidirectional continuous turning handle drives tape spools 2 and rotates continuously by worm screw 3, worm gear 4.Because worm gear 4, worm screw 3 have auto-lock function, so on support 1, do not need to arrange in addition ratchet, the detent mechanism that makes tape spool 2 unidirectional rotation.Simultaneously, worm gear 4, worm screw 3 accuracy of mesh height, strainer are in when tightening up state tape spool 2 can rollback, its binding precision height.
Claims (9)
1. shaking strainer, comprise support (1), tape spool (2) and handle (5), described support (1) takes the shape of the letter U, the two ends that above-mentioned tape spool (2) is positioned at support (1) and tape spool (2) are axially fixed in the both sides of U-shaped support (1) respectively, it is characterized in that, be fixed with worm gear (4) on the described tape spool (2), described support (1) is gone up axial restraint the worm screw (3) that is meshed with worm gear (4), and above-mentioned handle (5) is connected in worm screw (3) end and handle (5) is in tape spool (2) sidepiece.
2. shaking strainer according to claim 1, it is characterized in that, described handle (5) is L-shaped, handle (5) comprise the connecting rod (5a) parallel with tape spool (2) with the vertical shank of connecting rod (5a) (5b), one end of described connecting rod (5a) is connected in tape spool (2) end, and the other end of connecting rod (5a) and above-mentioned shank (5b) link.
3. shaking strainer according to claim 2 is characterized in that, described shank (5b) is hinged on connecting rod (5a) other end.
4. shaking strainer according to claim 2, it is characterized in that, have position limiting structure between described shank (5b) and the connecting rod (5a), above-mentioned position limiting structure can make shank (5b) keep vertical when vertical with connecting rod (5a) when shank (5b) is rocked to around its hinged place.
5. shaking strainer according to claim 4, it is characterized in that, described position limiting structure comprises the Connection Block (5a1) that connecting rod (5a) other end sidepiece takes the shape of the letter U, above-mentioned shank (5b) is articulated in the U-shaped indent of Connection Block (5a1), described shank (5b) end has the locating surface (5b2) for the plane and is close to that locating surface (5b2) is located or the transition face (5b1) of arc transition, swing above-mentioned transition face (5b1) when shank (5b) and can cross connecting rod (5a) sidepiece, when shank (5b) is vertical with connecting rod (5a) locating surface (5b2) and connecting rod (5a) sidepiece over against and locating surface (5b2) be resisted against connecting rod (5a) sidepiece.
6. shaking strainer according to claim 4 is characterized in that, described connecting rod (5a) other end has the block of protrusion, and above-mentioned shank (5b) is rocked to that shank (5b) is resisted against on the block when vertical with connecting rod (5a).
7. shaking strainer according to claim 2, it is characterized in that, described connecting rod (5a) is provided with rubber-like push jack (7), an end that has gap and push jack (7) between described push jack (7) and connecting rod (5a) sidepiece is connected on the connecting rod (5a), described push jack (7) middle part has the portion of pushing (7a) of protrusion, applies the above-mentioned portion (7a) of pushing of pressed by external force push jack (7) and can be positioned at connecting rod (5a) opposite side.
8. shaking strainer according to claim 7, it is characterized in that, the described portion (7a) of pushing is push jack (7) curved the arching upward in middle part, described shank (5b) sidepiece has curved pushed part (5b3), is resisted against the portion of pushing (7a) and locates when shank (5b) is rocked to when abutting in connecting rod (5a) sidepiece above-mentioned pushed part (5b3).
9. according to claim 1 or 2 or 3 described shaking strainers, it is characterized in that, described support (1) sidepiece has inside and is that the case of cavity (6), above-mentioned worm gear (4) and worm screw (3) all are positioned at the cavity that forms between case (6) and the support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625601 CN203064227U (en) | 2012-11-22 | 2012-11-22 | Hand-operated type strainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625601 CN203064227U (en) | 2012-11-22 | 2012-11-22 | Hand-operated type strainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203064227U true CN203064227U (en) | 2013-07-17 |
Family
ID=48763045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220625601 Expired - Lifetime CN203064227U (en) | 2012-11-22 | 2012-11-22 | Hand-operated type strainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203064227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181846A (en) * | 2016-07-19 | 2016-12-07 | 浙江双友物流器械股份有限公司 | A kind of tensioner |
-
2012
- 2012-11-22 CN CN 201220625601 patent/CN203064227U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181846A (en) * | 2016-07-19 | 2016-12-07 | 浙江双友物流器械股份有限公司 | A kind of tensioner |
| CN106181846B (en) * | 2016-07-19 | 2018-11-13 | 浙江双友物流器械股份有限公司 | A kind of strainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |