CN210555768U

CN210555768U - Bandage tensioner

Info

Publication number: CN210555768U
Application number: CN201921579112.1U
Authority: CN
Inventors: 王进; 朱亚军; 朱春琴; 卜玉保
Original assignee: Taizhou Lihu Tools Co Ltd
Current assignee: Taizhou Lihu Tools Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-05-19
Anticipated expiration: 2029-09-23

Abstract

The utility model belongs to the technical field of the strainer, concretely relates to bandage strainer, including base, straining device, two ratchets and take-up shaft, base and straining device rotate through the take-up shaft and connect, two the ratchets are installed at the both ends of take-up shaft, and two ratchets are located base and straining device respectively, the take-up shaft includes two semicircle axles, two be provided with the half slot that supplies the semicircle axle to wear out on the ratchet, and two half slots on the same ratchet are symmetrical about the axis of ratchet and are set up; the outer side of the ratchet wheel is provided with an adjusting device used for adjusting the distance between the two semicircular shafts, and the adjusting device is positioned in the middle of the two semicircular shafts. This bandage tensioning ware has according to the different thickness of foundation bandage, adjusts the distance of two semicircle axles to make things convenient for the bandage to penetrate the winding groove, make things convenient for the bandage to convolute in the epaxial effect of take-up.

Description

Bandage tensioner

Technical Field

The utility model belongs to the technical field of the strainer, concretely relates to bandage strainer.

Background

The tensioner is used for fixing during transportation, moving, shipping or warehousing of goods. After being locked, the locking device can not fall off, is safe, reliable, light and convenient to operate, and protects objects from being damaged. It is an equipment for reinforcing steel shuttering and compressing wooden board, and mainly has the function of tensioning.

Chinese patent No. CN203889108U discloses a crank belt-collecting tensioner, which comprises a swing link, a frame, a binding belt, and a hook. The pendulum rod passes through the pivot connection by two blocks of curb plates the same and constitutes, and an end connection arc lug before the circular of curb plate, curb plate are equipped with spout and supporting slide, and the rear end of curb plate is equipped with the shaft hole and connects a winding tape spool, and a crank is connected to the winding tape spool, and winding tape spool fixed connection winding bandage. The swing rod is connected with a shaft hole at the front end part of the rack through a tape winding shaft, a ratchet wheel is arranged between the swing rod and the front end part of the rack, the ratchet wheel is fixedly connected with the tape winding shaft, and the swing rod sliding plate and the rack sliding plate are both meshed with the ratchet wheel.

Although the crank belt-collecting tensioner is compact and reasonable in structure and convenient to use, the winding roller is shaken after the use, the binding belt can be wound, when the tensioner is used, the binding belt needs to pass through the winding belt groove, but the size of the winding belt groove of the existing tensioner cannot be adjusted, and the binding belt with different thicknesses cannot pass through the binding belt.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bandage strainer to solve the technical problem that the size of the winding up trough of the winding up spool among the prior art can't be adjusted.

In order to solve the technical problem, the utility model provides a bandage tensioner, which comprises a base, a tensioning device, two ratchets and a tape winding shaft, wherein the base is rotationally connected with the tensioning device through the tape winding shaft, the two ratchets are arranged at the two ends of the tape winding shaft, the two ratchets are respectively arranged in the base and the tensioning device,

the tape winding shaft comprises two semicircular shafts, semicircular grooves for the semicircular shafts to penetrate out are formed in the two ratchet wheels, and the two semicircular grooves in the same ratchet wheel are symmetrically arranged around the axis of the ratchet wheel;

the outer side of the ratchet wheel is provided with an adjusting device used for adjusting the distance between the two semicircular shafts, and the adjusting device is positioned in the middle of the two semicircular shafts.

Further: the adjusting device comprises a fixed block, an adjusting rod and an adjusting sheet;

the fixed block is fixed on the ratchet, the adjustment sheet rotates and sets up on the fixed block, adjust the pole and be located the middle part of adjustment sheet, and with adjustment sheet threaded connection, one of them be provided with T type groove in the semicircle axle, be provided with the regulation clearance that supplies this semicircle axle to remove in the semicircle groove at this semicircle axle place, the one end of adjusting the pole is provided with the T type piece with T type groove adaptation, T type piece rotates and sets up at T type inslot.

Further: and a spring is arranged between the adjusting gap and the semicircular shaft, one end of the spring is fixed with the outer circular arc of the semicircular shaft, and the other end of the spring is fixed with the inner side wall of the adjusting gap.

Further: the spring is provided with two, and two springs are located the both ends of the outer circular arc of semicircle axle respectively.

Further: the outer circumference of the adjusting sheet is provided with clamping grooves in an array mode.

Further: the fixed block is rotatably connected with a clamping block matched with the clamping groove, the end part of the clamping block is provided with a semicircular convex point, and the fixed block is provided with a semicircular groove connected with the semicircular convex point in a clamped mode.

The beneficial effects of the utility model are that, the utility model discloses a bandage strainer can adjust one of them semicircle axle through adjusting device to change the distance between two semicircle axles, thereby during the bandage of convenient different thickness penetrated the winding up of belt groove, made things convenient for the bandage to convolute epaxially at the winding up of belt, improved the suitability of strainer.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a preferred embodiment of the tie tensioner of the present invention;

fig. 2 is a front view of a preferred embodiment of the adjustment device of the present invention;

FIG. 3 is a left side view of the preferred embodiment of the tab, groove, and cartridge of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure:

1. a base; 2. a tensioning device; 3. a ratchet wheel; 31. a semicircular groove; 32. a T-shaped groove; 33. adjusting the clearance; 4. a take-up spool; 41. a semi-circular shaft; 5. an adjustment device; 51. a fixed block; 52. adjusting a rod; 53. a regulating sheet; 54. a T-shaped block; 55. passing through a semicircular groove; 6. a spring; 7. a card slot; 8. a clamping block; 9. and (4) passing through the semicircular salient points.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is a schematic view of a preferred embodiment of the tie tensioner of the present invention;

as shown in fig. 1, the present embodiment provides a bandage tensioner, which comprises a base 1, a tensioning device 2, two ratchet wheels 3 and a take-up spool 4, wherein the base 1 and the tensioning device 2 are rotatably connected through the take-up spool 4. The two ratchet wheels 3 are respectively arranged at two ends of the tape coiling shaft 4 and are respectively positioned between the base 1 and the tensioning device 2.

As shown in fig. 1, the tape winding shaft 4 includes two semicircular shafts 41 disposed oppositely, the two ratchet wheels 3 are each provided with a semicircular groove 31 for the ends of the two semicircular shafts 41 to penetrate through, and the two semicircular grooves 31 on the same ratchet wheel 3 are symmetrically disposed about the axis of the ratchet wheel 3.

Fig. 2 is an alternative front view of the adjusting device 5 of the present invention;

optionally, an adjusting device 5 for adjusting the distance between the two semicircular shafts 41 is arranged on the outer side of the ratchet wheel 3, and the adjusting device 5 is located in the middle of the two semicircular shafts 41.

Specifically, as shown in fig. 2 and 3, the adjusting device 5 includes a fixing block 51 fixed on the ratchet 3, an adjusting plate 53 rotatably disposed on the fixing block 51, and an adjusting rod 52 screwed on the adjusting plate 53. The adjusting rod 52 is located in the middle of the adjusting sheet 53, a T-shaped block 54 is arranged at one end of the adjusting rod 52, a T-shaped groove 32 matched with the T-shaped block 54 is arranged in the semicircular shaft 41 close to the T-shaped block 54, the T-shaped block 54 is rotatably arranged in the T-shaped groove 32, and an adjusting gap 33 for the semicircular shaft 41 to move is arranged in the semicircular groove 31 where the semicircular shaft 41 with the T-shaped groove 32 is located. When the distance between two semicircle axles 41 needs to be adjusted, the adjusting sheet 53 is rotated, so that the adjusting rod 52 is driven to move, the semicircle axles 41 are pushed to move in the adjusting gap 33 in the moving process of the adjusting rod 52, the distance between the two semicircle axles 41 can be changed, the winding tape with different thicknesses is met, and the applicability of the tensioner is improved.

Figure 4 is an alternative front view of the spring 6 of the present invention;

optionally, a spring 6 is disposed between the adjusting gap 33 and the semicircular shaft 41 with the T-shaped groove 32, one end of the spring 6 is fixedly connected to the outer arc of the semicircular shaft 41, and the other end of the spring 6 is fixedly connected to the inner side wall of the adjusting gap 33. Preferably, two springs 6 are provided, and the two springs 6 are respectively located at both ends of the outer circular arc of the semicircular shaft 41. The spring 6 is arranged to buffer impact generated when the semicircular shaft 41 moves, and the semicircular shaft 41 can be clamped tightly through elastic restoring force of the spring 6, so that the semicircular shaft 41 is not easy to move in the working process of the tensioner, and the service life of the tensioner is prolonged. The provision of two springs 6 makes the semi-circular shaft 41 more stable when moving.

Fig. 3 is an alternative left side view of the clamping groove 7 and the clamping block 8 of the present invention;

optionally, in order to make the adjusting tab 53 not rotate easily in the working process of the tensioner, a clamping groove 7 is arranged on the outer circumference of the adjusting tab 53 in an array manner, a clamping block 8 matched with the clamping groove 7 is connected to the fixing block 51 in a rotating manner, a semicircular convex point 9 is arranged at the end of the clamping block 8, and a semicircular groove 55 clamped with the semicircular convex point 9 is arranged on the fixing block 51. The setting of draw-in groove 7 can increase the frictional force between adjustment sheet 53 and the operating personnel finger, and then prevents that operating personnel from taking place to skid when stirring adjustment sheet 53. When passing semicircular groove 55 joint when passing semicircular bump 9, fixture block 8 imbeds in draw-in groove 7 to make the adjustment tab 53 be difficult for rotating at the in-process of strainer work, security when improving the strainer and using.

In view of the above, it is desirable to provide,

when the bandage of different thickness is worn to establish in the winding up groove as required, rotate adjustment sheet 53, make and move with adjustment lever 52 of adjustment sheet 53 spiro union, thereby promote half round shaft 41 and remove in adjusting clearance 33, and then increase the distance between two half round shafts 41, make things convenient for the bandage to wear to establish, rotate fixture block 8 at last, make fixture block 8 imbed in draw-in groove 7, cross half round salient point 9 joint in crossing half round groove 55, and then locking adjustment sheet 53, make adjustment sheet 53 be difficult for rotating at the in-process of strainer work, the security in the improvement strainer use.

All the parts of the devices selected in the present application are general standard parts or parts known to those skilled in the art, and the structures and principles thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways, and the above-described apparatus embodiments are merely illustrative.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A bandage tensioner comprises a base (1), a tensioning device (2), two ratchet wheels (3) and a winding shaft (4), wherein the base (1) and the tensioning device (2) are rotatably connected through the winding shaft (4), the two ratchet wheels (3) are installed at two ends of the winding shaft (4), and the two ratchet wheels (3) are respectively positioned in the base (1) and the tensioning device (2), and the bandage tensioner is characterized in that:

the tape winding shaft (4) comprises two semicircular shafts (41), semicircular grooves (31) for the semicircular shafts (41) to penetrate out are formed in the two ratchet wheels (3), and the two semicircular grooves (31) in the same ratchet wheel (3) are symmetrically arranged relative to the axis of the ratchet wheel (3);

the outer side of the ratchet wheel (3) is provided with an adjusting device (5) used for adjusting the distance between the two semicircular shafts (41), and the adjusting device (5) is located in the middle of the two semicircular shafts (41).

2. The tie tensioner of claim 1, wherein:

the adjusting device (5) comprises a fixed block (51), an adjusting rod (52) and an adjusting sheet (53);

fixed block (51) are fixed on ratchet (3), adjustment sheet (53) are rotated and are set up on fixed block (51), adjust pole (52) and be located the middle part of adjustment sheet (53), and with adjustment sheet (53) threaded connection, one of them be provided with T type groove (32) in semicircle axle (41), be provided with in semicircle groove (31) at this semicircle axle (41) place and supply the regulation clearance (33) that this semicircle axle (41) removed, the one end of adjusting pole (52) is provided with T type piece (54) with T type groove (32) adaptation, T type piece (54) rotate and set up in T type groove (32).

3. The tie tensioner of claim 2, wherein:

adjust and be provided with spring (6) between clearance (33) and semicircle axle (41), the one end of spring (6) is fixed with the outer circular arc of semicircle axle (41), the other end of spring (6) is fixed with the inside wall of adjusting clearance (33).

4. The tie tensioner of claim 3 wherein:

the number of the springs (6) is two, and the two springs (6) are respectively located at two ends of an outer circular arc of the semicircular shaft (41).

5. The tie tensioner of claim 2, wherein:

the outer circumference of the adjusting sheet (53) is provided with clamping grooves (7) in an array manner.

6. The tie tensioner of claim 5, wherein:

the fixed block (51) is connected with the fixture block (8) matched with the clamping groove (7) in a rotating mode, the end portion of the fixture block (8) is provided with a semicircular convex point (9), and the fixed block (51) is provided with a semicircular groove (55) connected with the semicircular convex point (9) in a clamped mode.