CN213769093U

CN213769093U - Belt stopping structure of tensioner

Info

Publication number: CN213769093U
Application number: CN202022805471.3U
Authority: CN
Inventors: 周丰达; 童朝波
Original assignee: Ningbo Beilun Zhongren Hardware Tools Co ltd
Current assignee: Ningbo Beilun Zhongren Hardware Tools Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-23
Anticipated expiration: 2030-11-26

Abstract

The application relates to the technical field of tensioners, and discloses a belt stopping structure of a tensioner, which comprises a support piece, wherein the support piece comprises a bottom, two sides of the bottom are provided with support parts which are oppositely arranged, the opposite sides of the support parts are respectively and rotatably connected with turntables, one of the turntables is provided with a crank handle used for driving the turntables to rotate, two belt shafts are fixedly connected between the turntables, a gap for allowing a packaging belt to pass is formed between the two belt shafts, when the crank handle is rotated, the two belt shafts rotate and wind and tighten the packaging belt, the periphery of the turntables is provided with a fixing ring, the fixing ring is provided with a plurality of first fixing holes which are circumferentially distributed, the support part is provided with a second fixing hole, a fixing rod is detachably connected between the first fixing hole and the second fixing hole, the inner wall of the fixing ring is provided with a plurality of ratchets, a tooth socket is formed between adjacent ratchets, and a plurality of limiting rods matched with the tooth socket are hinged on the turntables, a torsion spring is arranged between the limiting rod and the rotary disc so that the limiting rod is propped against the tooth socket.

Description

Belt stopping structure of tensioner

Technical Field

The utility model relates to a strainer technical field especially relates to a strap stopping structure of strainer.

Background

The strainer is the instrument that plays fixed action when freight, remove, shipment or storage, current strainer includes that first articulated a support piece and second support piece each other, the one end fixedly connected with that the second support piece was kept away from to first support piece is used for the packing area of fixed article, be provided with between first support piece and the second support piece and end the belting structure, it includes tape spool and ratchet to end the belting structure, the packing area passes the clearance that forms between two tape spools, first stopper on the first support piece and the second stopper on the second support piece cooperate with the ratchet respectively, the reversal second support piece makes pivot unidirectional rotation, thereby realize preventing the effect that the packing area pine takes off.

However, in practical use, the first supporting piece and the second supporting piece need to be held by two hands respectively and the second supporting piece needs to be turned over, the second supporting piece can only rotate the rotating shaft by a small angle in a single turning process, the second supporting piece needs to be turned over for multiple times to achieve the effect of preventing the packaging tape from loosening, and the using process is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a band-stop structure of strainer, it possesses characteristics easy and simple to handle.

In order to achieve the above purpose, the basic scheme of the utility model is as follows:

a belt stopping structure of a tensioner comprises a supporting piece, wherein the supporting piece comprises a belt inlet end and a belt outlet end, a packaging belt penetrates into the supporting piece from the belt inlet end and penetrates out from the belt outlet end, the supporting piece comprises a bottom, supporting parts which are oppositely arranged are formed on two sides of the bottom, turntables are respectively rotatably mounted on the opposite side surfaces of the supporting parts, a crank handle used for driving the turntables to rotate is arranged on each turntable, two belt shafts are fixedly connected between the turntables, a gap for the packaging belt to penetrate through is formed between the two belt shafts, and when the crank handle is rotated, the two belt shafts rotate and wind and tighten the packaging belt;

a fixing ring is arranged on the periphery of the turntable and is in rotating fit with the supporting part, a plurality of first fixing holes distributed circumferentially are formed in the fixing ring, a second fixing hole is formed in the supporting part, and a fixing rod for fixing the fixing ring is detachably connected between the first fixing hole and the second fixing hole;

the inner wall of the fixing ring is provided with a plurality of ratchets which are uniformly arranged along the circumferential direction, a tooth groove is formed between every two adjacent ratchets, a plurality of limiting rods which are matched with the ratchets are hinged on the rotary table, the limiting rods are uniformly arranged along the circumferential direction of the rotary table, and a torsion spring is arranged between each limiting rod and the rotary table to enable the limiting rods to be abutted against the tooth groove on the fixing ring.

Further, coaxial fixedly connected with pivot on the carousel, the pivot is rotated and is run through the supporting part, the pivot is exposed and has been seted up the connecting hole on support piece's the terminal surface, the cross sectional shape of connecting hole is non-circular, the connection can be dismantled with arbitrary connecting hole to the rocking handle, when needs rotate the carousel, inserts the rocking handle and inserts the connecting hole and rotate the rocking handle and can realize the rotation of carousel and taut strap, avoids the gravity of rocking handle self to produce the influence to the carousel.

Furthermore, the fixed rods respectively penetrate through the two fixed rings and the supporting portion in a sliding mode, the position of the rotary table is fixed through one fixed rod, and operation is convenient and fast.

Further, the one end of dead lever is formed with the fixed part that offsets with the supporting part, the other end threaded connection of dead lever has the nut, convenient to detach and installation dead lever prevent to rock in the use and lead to the dead lever to break away from first fixed orifices and second fixed orifices, and the simple easy acquisition of helicitic texture.

Further, the second fixed orifices set up in the position that advances the area end and be close to support piece's interior diapire in support piece, when forward rotation carousel, the packing area receives the dead lever extrusion and takes place to buckle, and the dead lever not only plays the effect of fixed carousel, still plays the position that can tentatively fix the packing area, makes the packing area take place to buckle before passing the clearance between two tape spool to tighten the packing area.

Furthermore, the sections of the belt shafts are semicircular, two planes on the belt shafts are opposite, the length of a gap between the two belt shafts is increased, the winding effect is improved, and the belt shafts are prevented from sliding off the two belt shafts.

Further, be formed with the sand grip on the arc surface of belt shaft, when the belt shaft rotates to the arc surface and contacts with the packing area, the sand grip can increase the frictional force between packing area and the belt shaft, improves taut effect.

Furthermore, a pressure rod used for limiting the movement of the packaging belt is fixedly connected between the two supporting parts and arranged at the belt outlet end of the supporting part, and the pressure rod plays a role in preventing the packaging belt from moving and prevents the packaging belt from loosening caused by the movement of the packaging belt.

Compared with the prior art, the scheme has the beneficial effects that:

when the turntable is rotated in the forward direction, the hinged end of the limiting rod rotates along with the turntable, the free end of the limiting rod abuts against the inner wall of the fixing ring and is extruded by the tooth grooves, and when the external force is removed, the free end of the limiting rod abuts against the ratchet teeth, so that the turntable cannot rotate; a torsional spring is arranged between the limiting rod and the turntable, and the torsional spring is sleeved on the hinge rod, so that the installation and the replacement are convenient; the fixing rod fixes the position of the fixing ring, when the turntable needs to be reset, the connecting rod is pulled out from the first fixing hole and the second fixing hole, the turntable is rotated reversely, and the packaging tape is conveniently pulled out from between the two tape shafts after the turntable is reset; the continuous rotation of the rotary table can be realized through the arranged crank handle, the rotating angle can be conveniently controlled, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic cross-sectional view in a first direction according to the embodiment;

FIG. 3 is a schematic cross-sectional view illustrating a second embodiment.

Reference numerals in the drawings of the specification include:

1. a support member; 11. a support portion; 111. a second fixing hole; 12. a bottom; 2. a packaging tape; 3. a turntable; 31. a limiting rod; 32. a rotating shaft; 321. connecting holes; 33. a belt shaft; 34. a crank handle; 4. a fixing ring; 41. a ratchet; 42. a first fixing hole; 43. a tooth socket; 5. mounting blocks; 6. fixing the rod; 61. a fixed part; 62. a nut; 7. a pressure lever.

Detailed Description

The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:

example (b):

a belt stopping structure of a tensioner is shown in figure 1 and comprises a supporting piece 1, wherein a belt inlet end and a belt outlet end are formed on the supporting piece 1, a packaging belt 2 penetrates into the supporting piece from the belt inlet end and penetrates out from the belt outlet end, the supporting piece 1 comprises a bottom 12, the bottom 12 is close to the belt outlet end and is used for mounting the packaging belt 2, supporting parts 11 which are arranged oppositely are formed on two sides of the bottom 12, rotary tables 3 are respectively and rotatably connected to opposite side surfaces of the two supporting parts 11, a crank handle 34 used for driving the rotary tables 3 to rotate is mounted on one rotary table 3, two belt shafts 33 are fixed between the two rotary tables 3, and a gap for enabling the packaging belt 2 to penetrate through is formed between the two belt shafts 33. The periphery of carousel 3 is provided with installation piece 5, and installation piece 5 and supporting part 11 fixed connection, and the solid fixed ring 4 of solid fixed ring 4 cover locating carousel 3 is connected to the installation 5 internal rotation.

As shown in fig. 2, a plurality of circumferentially distributed first fixing holes 42 are formed in the fixing ring 4, a plurality of ratchets 41 uniformly arranged along the circumferential direction are formed on the inner wall of the fixing ring 4, a tooth space 43 is formed between the adjacent ratchets 41, a plurality of hinge shafts are rotatably connected to the upper portion of the turntable 3, a limiting rod 31 fixedly connected to the hinge shaft and matched with the tooth space 43 is arranged on the hinge shaft, the limiting rods 31 are uniformly arranged along the circumferential direction of the turntable 3, and a torsion spring (not shown in the figure) is sleeved on the hinge shaft to enable the limiting rod 31 to be abutted to the tooth space 43 on the fixing ring 4. The section of the belt shaft 33 is semicircular, two planes on the belt shaft 33 are opposite, and convex strips are formed on the arc surface of the belt shaft 33. A pressure lever 7 for limiting the movement of the packaging belt 2 is fixedly connected between the two supporting parts 11, and the pressure lever 7 is arranged at the belt outlet end of the supporting part 1.

As shown in fig. 3, a rotating shaft 32 is coaxially and fixedly connected to the turntable 3, one end of the rotating shaft 32, which is far away from the belt shaft 33, penetrates through the supporting portion 11 and is in rotating fit with the supporting portion 11, a connecting hole 321 is formed in an end surface of the rotating shaft 32, which is exposed out of the supporting member 1, the connecting hole 321 has a non-circular cross-sectional shape, and the crank handle 34 is inserted into the connecting hole 321. Offer second fixed orifices 111 on the supporting part 11, demountable installation has dead lever 6 between first fixed orifices 42 and the second fixed orifices 111, and dead lever 6 slides respectively and runs through two solid fixed ring 4 and support piece 1's both sides wall, and the one end of dead lever 6 is formed with the fixed part 61 that offsets with supporting part 11, and the other end threaded connection of dead lever 6 has nut 62. The second fixing hole 111 is disposed at the belt feeding end of the supporting member 1 and near the inner bottom wall of the supporting member 1, so that the packaging belt 2 passes through the gap between the two belt shafts 33 after being bent.

The specific implementation mode of the scheme is as follows:

when the packaging tape is used, the packaging tape 2 bypasses an object to be fixed, the packaging tape 2 sequentially penetrates through a fixed rod 6 and a bottom 12, a gap between two tape shafts 33 and a space between a pressure rod 7 and the bottom 12, after the packaging tape 2 is initially tensioned, a rocking handle 34 is inserted into a connecting hole 321 in a rotating shaft 32, the rocking handle 34 is rotated in the forward direction, a fixing ring 4 is fixed on the inner wall of a supporting part 11 at the moment, the rocking handle 34 drives the rotating shaft 32 and a rotating disc 3 to rotate in the forward direction, a limiting rod 31 on the rotating disc 3 slides along the inner wall of a fixing disc, the packaging tape 2 positioned between the two tape shafts 33 is twisted and the packaging tape 2 exposed out of a supporting part 1 is gradually tensioned, after the packaging tape is tensioned to a required position, the rocking handle 34 is taken out from the connecting hole 321, and the connecting rod abuts against a tooth groove 43 at the moment so as to achieve the effect of preventing the rotating disc 3 from reversely rotating; when the packaging belt 2 needs to be loosened, the nut 62 at one end of the fixing rod 6 is unscrewed, the fixing rod 6 is taken out from the first fixing hole 42 and the second fixing hole 111, the rocking handle 34 is inserted into the connecting hole 321, the rocking handle 34 is reversely rotated, the rocking handle 34 drives the rotating shaft 32 and the rotating disc 3 to reversely rotate, the limiting rod 31 on the rotating disc 3 abuts against the tooth groove 43 and pushes the fixing disc to rotate along with the rotating disc 3, the rotation is stopped after the belt shaft 33 recovers to the initial position, the packaging belt 2 is pulled out from the support member 1, the rocking handle 34 is taken down, the fixing rod 6 penetrates through the first fixing hole 42 and the second fixing hole 111, and the nut 62 is screwed at the other end of the fixing rod 6 to fix the position of the fixing ring 4.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a stop belt structure of strainer, includes support piece (1), be formed with into area end and play area end on support piece (1), packing area (2) are worn out by advancing the area end and pass through support piece by going out the area end, support piece (1) includes bottom (12), the both sides of bottom (12) are formed with relative supporting part (11) that set up, its characterized in that: the opposite side surfaces of the supporting part (11) are respectively and rotatably connected with turntables (3), a crank handle (34) used for driving the turntables (3) to rotate is arranged on one of the turntables (3), two belt shafts (33) are fixedly connected between the turntables (3), a gap for the packaging belt (2) to pass through is formed between the two belt shafts (33), and when the crank handle (34) is rotated, the two belt shafts (33) rotate and wind and tighten the packaging belt (2);

a fixing ring (4) is arranged on the periphery of the turntable (3), the fixing ring (4) is in running fit with the supporting part (11), a plurality of first fixing holes (42) distributed circumferentially are formed in the fixing ring (4), a second fixing hole (111) is formed in the supporting part (11), and a fixing rod (6) used for fixing the fixing ring (4) is detachably connected between the first fixing holes (42) and the second fixing holes (111);

a plurality of ratchets (41) which are uniformly arranged along the circumferential direction are formed on the inner wall of the fixing ring (4), tooth grooves (43) are formed between the adjacent ratchets (41), a plurality of limiting rods (31) matched with the tooth grooves (43) are hinged to the upper portion of the rotary table (3), the limiting rods (31) are uniformly arranged along the circumferential direction of the rotary table (3), and torsion springs are arranged between the limiting rods (31) and the rotary table (3) so that the limiting rods (31) are abutted to the tooth grooves (43) on the fixing ring (4).

2. The stop structure of a tensioner as set forth in claim 1, wherein: coaxial fixedly connected with pivot (32) on carousel (3), pivot (32) rotate and run through supporting part (11), connecting hole (321) have been seted up on pivot (32) expose on the terminal surface of support piece (1), the cross-sectional shape of connecting hole (321) is non-circular, rocking handle (34) can be dismantled with arbitrary connecting hole (321) and be connected.

3. The stop structure of a tensioner as set forth in claim 1, wherein: the fixing rods (6) penetrate through the two fixing rings (4) and the supporting portion (11) respectively.

4. The stop structure of a tensioner as set forth in claim 1, wherein: one end of the fixing rod (6) is provided with a fixing part (61) which is abutted against the supporting part (11), and the other end of the fixing rod (6) is in threaded connection with a nut (62).

5. The stop structure of a tensioner as set forth in claim 1, wherein: the second fixing hole (111) is formed in the belt feeding end of the supporting piece (1) and is close to the inner bottom wall of the supporting piece (1), and when the rotary table (3) is rotated in the forward direction, the packaging belt (2) is extruded by the fixing rod (6) and is bent.

6. The stop structure of a tensioner as set forth in claim 1, wherein: the section of the belt shaft (33) is semicircular, and two planes on the belt shaft (33) are opposite.

7. The stop structure of a tensioner as claimed in claim 6, wherein: convex strips are formed on the arc surface of the belt shaft (33).

8. The stop structure of a tensioner as set forth in claim 1, wherein: a pressure lever (7) used for limiting the movement of the packaging belt (2) is fixedly connected between the two supporting parts (11), and the pressure lever (7) is arranged at the belt outlet end of the supporting part (1).