CN204433376U - Load strainer - Google Patents

Abstract

The utility model provides a kind of load strainer, it includes: one handle, a pipe fitting, a housing, described pipe fitting have two open ends, two can the spin axis of open end described in simultaneously spinning in and out, the outer wall of described pipe fitting fixes a turning unit, the inwall of described housing arranges the rotary stopper parts of the described turning unit rotation of a drive, described housing is sheathed on the outer wall of described pipe fitting, and described handle is fixed on described housing by a junction part.The utility model has can regulate rope stretching speed, also improves safety during use simultaneously.

Description

Load strainer

Technical field

The utility model relates to a kind of binding apparatus, particularly a kind of load strainer.

Background technology

Lumbering factory fixes the round log of different size and length usually with chain cable, when truck crosses up-and-down road and many bends, round log often rolls out truck flat board, and because each round log is very heavy, round log is rolled into unintentionally on road can cause catastrophic effect.

Problem loosely, a kind of take-up device being called lever strainer of early application is fixed in order to solve chain cable.Strainer has opposite end, with the hook of two spaced apart chains of rings that can be hooked to chain cable.Strainer comprises to be moved to the chain of rings hooked together to strain the mechanism of chain cable, and chain cable can be fixed to the lockout mechanism of tightened position.

This lever strainer used central authority, the length of the regulation that the chain of rings can be furthered to.Bar can be pivoted, and utilizes brute force to arrive center to impel bar, and the length of the regulation that in this process link ends furthered to.But it can not carry out incremental adjustments.If want traveling load thing, first will unclamp chain cable, release tension device lever, resets hook end.Repeat leverage.Not only tensioning function is restricted, and this energy crossed stored by central tension can cause reverse, brings grievous injury or death to the user of device.

Utility model content

The technical problems to be solved in the utility model cannot carry out incremental adjustments to overcome existing strainer, use unsafe defect, provides a kind of load strainer.

The utility model solves above-mentioned technical matters by following technical proposals:

A kind of load strainer, it includes: one handle, a pipe fitting, a housing, its feature is, described pipe fitting have two open ends, two can the spin axis of open end described in simultaneously spinning in and out, the outer wall of described pipe fitting fixes a turning unit, the inwall of described housing arranges the rotary stopper parts of the described turning unit rotation of a drive, and described housing is sheathed on the outer wall of described pipe fitting, and described handle is fixed on described housing by a junction part.

Preferably, described turning unit comprises a gear, for limiting the gear locating dowel pin that described gear rotates, and a gear dowel hole matched with described gear locating dowel pin offered respectively by described housing and described gear.

Preferably, described rotary stopper parts comprise an arc-shaped bluff piece, for controlling the bluff piece handle that described arc-shaped bluff piece rotates.

Preferably, described handle comprises a pull bar, a pipe link, a retaining washer, a spring, a driving washer, a bolt, described retaining washer is fixed on the inwall of described pull bar, one end and the described driving washer of described bolt are fixed, and the other end of described bolt is fixedly connected with one end of described pipe link through described spring.

Preferably, described link is a U-shaped connecting strap, and described housing is fixed in one end of described U-shaped connecting strap, and the other end of described U-shaped connecting strap and the other end of described pipe link are rotationally connected.

Preferably, one spring pedestal is fixed on the inwall of described U-shaped connecting strap, described spring pedestal is fixed in one end of one base spring, and one end of a spring holder is arranged in described base spring, and the other end of described spring holder is resisted against described arc-shaped bluff piece.

Preferably, the other end of described spin axis is connected by a chain of rings with a hook.

Preferably, the inwall of described open end has the threaded walls of mutually mating with described spin axis.

Preferably, the outer wall of described pull bar has an anti-slip rubber cover.

Preferably, the other end of described pull bar has an end plug.

Positive progressive effect of the present utility model is: can regulate rope stretching speed, also improve safety during use simultaneously.

Accompanying drawing explanation

Fig. 1 is the assembly drowing of the utility model one embodiment.

Fig. 2 is the front view of the utility model one embodiment.

Fig. 3 is the section drawing of the utility model one embodiment.

Fig. 4 is the front view of the utility model one embodiment.

Fig. 5 is the partial section of the utility model one embodiment.

Fig. 6 is the arc-shaped bluff piece operating diagram of the utility model one embodiment.

Fig. 7 is the arc-shaped bluff piece operating diagram of the utility model one embodiment.

Fig. 8 is the arc-shaped bluff piece operating diagram of the utility model one embodiment.

Fig. 9 is the structural representation of the handle pull-up state of the utility model one embodiment.

Figure 10 is the structural representation of the arc-shaped bluff piece of the utility model one embodiment.

Description of reference numerals:

End plug: 101

Pull bar: 102

Bolt: 103

Driving washer: 104

Spring: 105

Retaining washer: 106

Pipe link: 107

Rivet: 16

Arc-shaped bluff piece: 20

Blade tooth: 201,202

Pawl hole: 203

Bluff piece handle: 23

Housing: 241

U-shaped connecting strap: 242

Spring pedestal: 243

Base spring: 244

Spring holder: 245

Gear: 25

The gear teeth: 251

Gear teeth locating dowel pin: 252

Gear locating dowel pin: 26

Pipe fitting: 27

Threaded walls: 271,272

Spin axis: 291,292

A chain of: 30

Hook: 31

Detailed description of the invention

Lift preferred embodiment below, and come by reference to the accompanying drawings clearlyer intactly the utility model to be described.

Embodiment

Understood incorporated by reference to Fig. 1-10, a kind of load strainer, it includes: one handle, pipe fitting 27, housing 241.Handle comprises pull bar 102, pipe link 107, retaining washer 106, spring 105, driving washer 104, bolt 103, retaining washer 106 is fixed on the inwall of the pull bar 102 of hollow, driving washer 104 is fixed in one end of bolt 103, and the other end of bolt 103 is fixedly connected with one end of pipe link 107 through spring 105.Housing 241 rotates for supporting tubular member 27, and the power that handle rotates is passed to the parts of pipe fitting 27.Housing 241 has two side, and pipe fitting 27 is through the two side of housing 241.Handle is fixed on the outer wall of housing 241 by a pipe link 107.Rivet 16 is in order to be connected pipe link 107 with housing 241.The two ends of pipe fitting 27 are open end, there is in two open ends threaded walls 271 and threaded walls 272 respectively, threaded walls 271,272 matches with spin axis 291,292 respectively, can realize when pipe fitting 27 rotates time, spin axis 291,292 precession simultaneously or back-out pipe fitting 27.The outer wall of pipe fitting 27 fixes a gear 25.In use arbitrarily rotate to prevent gear 25, a gear dowel hole can be offered respectively on gear 25 and housing 241, after the gear dowel hole on gear 25 is aimed at the gear dowel hole on housing 241, gear locating dowel pin 26 is inserted, in order to limit the relative motion between pipe fitting 27 and housing 241.The inwall of housing 241 arranges one can the arc-shaped bluff piece 20 that rotates of driven gear 25, arc-shaped bluff piece 20 is articulated on housing 241 through the pawl hole 203 on arc-shaped bluff piece 20 by bluff piece handle 23, when rotating bluff piece handle 23, the blade tooth 201 at arc-shaped bluff piece 20 two ends or blade tooth 202 can contact with the gear teeth 251 of gear 25, to select the rotation direction of pipe fitting 27.By selecting different blade tooth to contact with gear 25, pipe fitting 27 can be made can to rotate along certain single direction.Gear teeth locating dowel pin 252 is for the further motion of limiting gear 25.

Understood incorporated by reference to Fig. 1, Fig. 6-8, housing 241 is fixed in one end of U-shaped connecting strap 242, the other end and the U-shaped connecting strap 242 of pipe link 107 are rotationally connected, and can realize pull bar 102 and rotate the position be parallel to each other as pipe fitting 27, be convenient to the collection of load strainer.One spring pedestal 243 is fixed on the inwall of U-shaped connecting strap 242, and one end of base spring 244 is fixed in spring pedestal 243, and base spring 244 can be stretched in spring pedestal 243.One end of spring holder 245 is arranged in base spring 244, and the other end of spring holder 245 is resisted against arc-shaped bluff piece 20.Arc-shaped bluff piece 20 can realize the adjustment of angle under the effect of spring holder 245.The other end of spin axis 291, spin axis 292 is connected with a hook 31 respectively by one a chain of 30.In order to prevent skidding in pull bar 102 use procedure, can at the sheathed anti-slip rubber cover of the outer wall of pull bar 102.In order to prevent bolt 103 from skidding off from pull bar 102, pull bar 102 other end has an end plug 101.

Although the foregoing describe detailed description of the invention of the present utility model, it will be understood by those of skill in the art that these are only casehistorys, protection domain of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection domain of the present utility model.

Claims (10)

1. a load strainer, it includes: one handle, a pipe fitting, a housing, it is characterized in that, described pipe fitting have two open ends, two can the spin axis of open end described in simultaneously spinning in and out, the outer wall of described pipe fitting fixes a turning unit, the inwall of described housing arranges the rotary stopper parts of the described turning unit rotation of a drive, and described housing is sheathed on the outer wall of described pipe fitting, and described handle is fixed on described housing by a junction part.

2. load strainer as claimed in claim 1, it is characterized in that, described turning unit comprises a gear, for limiting the gear locating dowel pin that described gear rotates, and a gear dowel hole matched with described gear locating dowel pin offered respectively by described housing and described gear.

3. load strainer as claimed in claim 2, is characterized in that, described rotary stopper parts comprise an arc-shaped bluff piece, for controlling the bluff piece handle that described arc-shaped bluff piece rotates.

4. load strainer as claimed in claim 3, it is characterized in that, described handle comprises a pull bar, a pipe link, a retaining washer, a spring, a driving washer, a bolt, described retaining washer is fixed on the inwall of described pull bar, one end and the described driving washer of described bolt are fixed, and the other end of described bolt is fixedly connected with one end of described pipe link through described spring.

5. load strainer as claimed in claim 4, it is characterized in that, described link is a U-shaped connecting strap, and described housing is fixed in one end of described U-shaped connecting strap, and the other end of described U-shaped connecting strap and the other end of described pipe link are rotationally connected.

6. load strainer as claimed in claim 5, it is characterized in that, one spring pedestal is fixed on the inwall of described U-shaped connecting strap, described spring pedestal is fixed in one end of one base spring, one end of one spring holder is arranged in described base spring, and the other end of described spring holder is resisted against described arc-shaped bluff piece.

7. load strainer as claimed in claim 1, is characterized in that, the other end of described spin axis is connected by a chain of rings with a hook.

8. load strainer as claimed in claim 7, it is characterized in that, the inwall of described open end has the threaded walls of mutually mating with described spin axis.

9. load strainer as claimed in claim 4, it is characterized in that, the outer wall of described pull bar has an anti-slip rubber cover.

10. load strainer as claimed in claim 9, it is characterized in that, the other end of described pull bar has an end plug.