Three-dimensional comfortable tensioning device

Abstract

The utility model discloses a three-dimensional comfortable tension device which comprises two groups of mounting racks which are symmetrically arranged, the other end of a torsion spring is integrally provided with a long free end, and the long free end is connected with the middle position of a movable pawl in a hanging and buckling mode. The clamping grooves are formed in the two ends of the installation frame, the double torsional springs can be installed and clamped in the clamping grooves, after the movable pawl is clamped in the clamping grooves, the long free ends of the torsional springs can be clamped in the grooves in the movable pawl, the movable pawl is fixed, the double torsional springs are designed, the long free ends are hidden, and the double torsional springs are symmetrical. The three-dimensional comfortable tensioning device has the advantages that the balance is enhanced, the long free end is hidden to prevent a braid and an operator from being scratched, the handle can be split or integral, and the mounting plate for mounting the handle is provided with the convex turnup, so that the strength can be enhanced, the material consumption can be reduced, the three-dimensional property can be improved, the cost can be reduced, and the aim of conveniently and stably mounting the three-dimensional comfortable tensioning device is fulfilled.

Description

Technical Field

[0001] The utility model relates to the technical field of tensioning devices, in particular to a three-dimensional comfortable tensioning device. Background Art

[0002] A tensioning device refers to a device that generates pre-tensioning force on the traction parts of a conveyor to ensure its normal operation. A tensioning device is a device for bundling items or goods. It is a commonly used device, also known as a tensioner, which provides a fixing function for goods during transportation, movement, shipment, or storage. When tightening items for transportation, a three-dimensional comfortable tensioning device is required, but the traditional three-dimensional comfortable tensioning device still has some disadvantages.

[0003] The above-mentioned prior art still has many disadvantages. The three-dimensional comfortable tensioning device is difficult to install stably. When the device is used, the device needs to be assembled. The device is not stable enough during assembly and is prone to shaking. The balance is not strong enough and it is easy to fall off. Utility Model Content

[0004] The utility model aims to provide a three-dimensional comfortable tensioning device, so as to solve the defect that the existing three-dimensional comfortable tensioning device is difficult to be stably installed.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a three-dimensional comfortable tensioning device, comprising a mounting frame;

[0006] The mounting frames are symmetrically arranged in two groups, one end between the two groups of mounting frames is equipped with a webbing, a belt winding shaft is installed between the two groups of mounting frames, and a belt threading groove is arranged inside the belt winding shaft, and a handle structure is installed at the other end between the two groups of mounting frames;

[0007] The grip structure includes a mounting plate, an outer convex flange and a handle structure. The mounting plates are provided in two groups. The mounting plates in the two groups are both provided on the outside of the mounting frame, and one end of the mounting plates is sleeved with the two ends of the belt winding shaft. The mounting plate is provided with an outer convex flange on one side, and the handle structure is provided between the other ends of the two groups of mounting plates.

[0008] A positioning structure is installed between the mounting plates, and the positioning structure includes a movable pawl, a torsion spring, a slot and a long free end. The movable pawl is installed between the mounting plates on the inner side of the handle structure, and the slot is arranged on the mounting plate. Both ends of the movable pawl are respectively connected with the slot. A torsion spring is symmetrically arranged on one side of the movable pawl, and one end of the torsion spring is connected with the slot hook. The other end of the torsion spring is integrally formed with a long free end, and the long free end is connected with the hook at the middle position of the movable pawl.

[0009] When in use, first the double torsion spring can be installed and clamped inside the slot. After the movable pawl is clamped inside the slot, the long free end on the torsion spring can be clamped into the groove on the movable pawl to fix the movable pawl. The double torsion spring and hidden long free end are designed with a symmetrical double torsion spring. The advantage is enhanced balance. The hidden long free end prevents scratches on the webbing and the operator. The handle can be split or integral. The mounting plate for installing the handle is provided with an outward convex flange, which can increase strength, reduce consumables, increase three-dimensionality, and reduce costs.

[0010] Preferably, the torsion spring is in a spiral shape and is elastic.

[0011] Preferably, both ends of the belt winding shaft are equipped with a wrench structure, and the wrench structure includes a butterfly wrench, a latch tooth, a paddle plate and a mounting spring. The butterfly wrench is installed at both ends of the belt threading slot, and one end of the butterfly wrench is movably connected with a latch tooth, and a paddle plate is installed on one side of the latch tooth, and a mounting spring is installed on one side of the paddle plate. The device is in a load release state, and the position of the belt threading slot can be quickly adjusted by rotating the butterfly wrench. The rotation of the butterfly wrench will drive the latch tooth to rotate. The latch tooth is gear-shaped, and the rotation of the latch tooth will adjust the position of the paddle plate. The elasticity of the mounting spring on one side of the paddle plate will reset the paddle plate when it is displaced. The paddle plate and the belt threading slot can position the webbing, which is convenient for quickly inserting or withdrawing the webbing.

[0012] Preferably, a supporting structure is installed between the mounting plates, and the supporting structure includes a fixed shaft, a D-shaped end and a D-shaped groove. The D-shaped groove is arranged on the mounting plates, and the fixed shaft is arranged between the mounting plates, and both ends of the fixed shaft are integrally formed with D-shaped ends that are compatible with the D-shaped groove. A fixed shaft is installed in the middle of the mounting plate, and both sides of the fixed shaft are D-shaped ends. The D-shaped end and the D-shaped groove constitute a snap-fit ​​structure, and the two can cooperate with each other to be stuck together. The D-shaped end and the D-shaped groove can prevent self-rotation, increase the stability of the handle assembly, prevent bending, and increase stability.

[0013] Preferably, the outer diameter of the D-shaped end is smaller than the inner diameter of the D-shaped groove, and the D-shaped groove and the D-shaped end constitute a snap-fit ​​structure, which is easy to disassemble.

[0014] Preferably, the handle structure is an integrated structure.

[0015] Preferably, the handle structure includes a fixing plate, a handle body and a positioning block, the fixing plate is installed on one side of the mounting plate, the handle body is installed on the inner side of the fixing plate, both ends of the handle body are movably connected with positioning blocks, the handle can be split or integral, and an outward convex flange is provided on the mounting plate for installing the handle, which can increase strength, reduce consumables, increase three-dimensionality and reduce costs.

[0016] The three-dimensional comfortable tensioning device provided by the utility model has the following advantages: by providing card slots at both ends of the mounting frame, the double torsion springs can be installed and clamped inside the card slots. After the movable pawl is clamped inside the card slots, the long free end on the torsion spring can be clamped into the groove on the movable pawl to fix the movable pawl. The double torsion spring and the hidden long free end are symmetrically designed with the advantage of enhanced balance. The hidden long free end prevents scratches on the webbing and the operator. The handle can be split or integral. An outward convex flange is provided on the mounting plate for mounting the handle, which can increase strength, reduce consumables, increase three-dimensionality, and reduce costs, thereby achieving the purpose of facilitating and stably installing the three-dimensional comfortable tensioning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the explosion of the three-dimensional structure of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 5 It is a schematic diagram of the explosion of a local three-dimensional structure of the utility model;

[0022] Figure 6 This is a front view structural schematic diagram of the utility model;

[0023] Figure 7 It is a side view structural schematic diagram of the utility model;

[0024] Figure 8 It is a schematic diagram of the three-dimensional structure of the butterfly-free wrench of the utility model;

[0025] Fig. 9 This is a three-dimensional structural diagram of the handle structure of the utility model;

[0026] Fig.10 It is a schematic diagram of a partially exploded three-dimensional structure of the handle structure of the utility model;

[0027] Fig.11 It is a partial three-dimensional structural schematic diagram of the handle structure of the utility model;

[0028] Fig.12 It is a schematic diagram of the local three-dimensional structure of the torsion spring of the utility model.

[0029] Explanation of the reference numerals in the figure: 1. belt threading slot; 2. supporting structure; 201. fixed shaft; 202. D-shaped end; 203. D-shaped slot; 3. positioning structure; 301. movable pawl; 302. torsion spring; 303. slot; 304. long free end; 4. wrench structure; 401. butterfly wrench; 402. latch tooth; 403. dial plate; 404. mounting spring; 5. webbing; 6. mounting frame; 7. grip structure; 701. mounting plate; 702. convex flange; 703. handle structure; 7031. fixed plate; 7032. handle body; 7033. positioning block; 8. belt winding shaft. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-Figure 12 The utility model provides an embodiment: a three-dimensional comfortable tensioning device, including a mounting frame 6.

[0032] Two groups of mounting frames 6 are symmetrically arranged, a webbing 5 is installed at one end between the two groups of mounting frames 6, a belt winding shaft 8 is installed between the two groups of mounting frames 6, both ends of the belt winding shaft 8 are installed with a wrench structure 4, the wrench structure 4 includes a butterfly wrench 401, a latch tooth 402, a dial plate 403 and a mounting spring 404, the butterfly wrench 401 is installed at both ends of the belt threading groove 1, one end of the butterfly wrench 401 is movably connected with the latch tooth 402, a dial plate 403 is installed on one side of the latch tooth 402, and a mounting spring 404 is installed on one side of the dial plate 403.

[0033] See attached Figure 1-5 As shown, the device is in a load release state. By rotating the butterfly wrench 401, the position of the belt threading slot 1 can be quickly adjusted. The rotation of the butterfly wrench 401 will drive the latch tooth 402 to rotate. The latch tooth 402 is gear-shaped. The rotation of the latch tooth 402 will adjust the position of the dial plate 403. The elasticity of the mounting spring 404 on one side of the dial plate 403 will allow the dial plate 403 to reset when it is displaced. The dial plate 403 and the belt threading slot 1 can position the webbing 5, which is convenient for quickly inserting or withdrawing the webbing 5.

[0034] A belt threading groove 1 is provided inside the belt winding shaft 8 , and a handle structure 7 is installed at the other end between the two sets of mounting frames 6 .

[0035] A handle structure 7 is installed on one side of the mounting frame 6, and the handle structure 7 includes a mounting plate 701, an outer convex flange 702 and a handle structure 703. The mounting plate 701 is installed on one side of the mounting frame 6, and a support structure 2 is installed between the mounting plates 701. The support structure 2 includes a fixed shaft 201, a D-shaped end 202 and a D-shaped groove 203. The D-shaped groove 203 is arranged on the mounting plate 701, and the fixed shaft 201 is arranged between the mounting plates 701, and both ends of the fixed shaft 201 are integrally formed with D-shaped ends 202 that are compatible with the D-shaped groove 203.

[0036] See attached Figure 1-4 As shown, a fixed shaft 201 is installed in the middle of the mounting plate 701, and D-shaped ends 202 are formed on both sides of the fixed shaft 201. The D-shaped end 202 and the D-shaped slot 203 constitute a snap-fit ​​structure, and the two can cooperate with each other to be snapped together. The D-shaped end 202 and the D-shaped slot 203 can prevent self-rotation, increase the stability of the handle assembly, prevent bending, and increase stability.

[0037] An outer convex flange 702 is installed on one side of the mounting plate 701 , and a handle structure 703 is installed on one side of the mounting plate 701 . The handle structure 703 is an integrated structure.

[0038] The handle structure 703 includes a fixing plate 7031, a handle body 7032 and a positioning block 7033. The fixing plate 7031 is installed on one side of the mounting plate 701. The handle body 7032 is installed on the inner side of the fixing plate 7031. Both ends of the handle body 7032 are movably connected with the positioning blocks 7033.

[0039] See attached Figure 1-5 As shown, the mounting plate 701 for mounting the handle is provided with an outward convex flange 702, which can increase the strength, reduce consumables, increase the three-dimensionality and reduce costs. U-shaped extensions are provided on both sides of the handle body 7032, and both integral and split solutions are adopted. The split can be designed in different colors, and a butterfly-shaped decorative cap is provided at the end of the belt shaft 8, which not only increases the beauty, but also facilitates the rapid introduction and withdrawal of the ribbon.

[0040] A positioning structure 3 is installed on one side of the mounting frame 6, and the positioning structure 3 includes a movable pawl 301, a torsion spring 302, a slot 303 and a long free end 304. The movable pawl 301 is installed on the inner side of the mounting frame 6, and the slot 303 is set at both ends of the mounting frame 6. A torsion spring 302 is installed inside the slot 303. The torsion spring 302 is spiral in shape and has elasticity. A long free end 304 is installed on one side of the torsion spring 302.

[0041] See attached Figure 1-5As shown, the double torsion spring 302 can be installed and stuck in the slot 303. After the movable pawl 301 is stuck in the slot 303, the long free end 304 on the torsion spring 302 can be stuck in the groove on the movable pawl 301 to fix the movable pawl 301. The double torsion spring 302 and the hidden long free end 304 are symmetrically designed with the advantage of enhanced balance. The hidden long free end 304 prevents scratches on the webbing 5 and the operator. The operation is smooth, flexible and safe. The handle can be split or integrated.

[0042] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A three-dimensional comfortable tensioning device, comprising a mounting frame (6); Features: The mounting frames (6) are symmetrically arranged in two groups, a webbing (5) is installed at one end between the two groups of mounting frames (6), a belt winding shaft (8) is installed between the two groups of mounting frames (6), and a belt threading groove (1) is arranged inside the belt winding shaft (8), and a handle structure (7) is installed at the other end between the two groups of mounting frames (6); The grip structure (7) comprises a mounting plate (701), an outer convex flange (702) and a handle structure (703). The mounting plate (701) is provided in two groups. The two groups of mounting plates (701) are both provided on the outside of the mounting frame (6), and one end of the mounting plate (701) is sleeved with the two ends of the belt winding shaft (8). The mounting plate (701) is provided with an outer convex flange (702) on one side, and the handle structure (703) is provided between the other ends of the two groups of mounting plates (701). A positioning structure (3) is installed between the mounting plates (701), and the positioning structure (3) comprises a movable pawl (301), a torsion spring (302), a slot (303) and a long free end (304); the movable pawl (301) is installed between the mounting plates (701) on the inner side of the handle structure (703); the slot (303) is arranged on the mounting plate (701); the two ends of the movable pawl (301) are respectively connected to the slot (303); a torsion spring (302) is symmetrically arranged on one side of the movable pawl (301); one end of the torsion spring (302) is connected to the slot (303) by a hook; the other end of the torsion spring (302) is integrally formed with a long free end (304), and the long free end (304) is connected to the middle position of the movable pawl (301) by a hook.

2. A three-dimensional comfortable tensioning device according to claim 1, characterized in that: The torsion spring (302) is in a spiral shape and has elasticity.

3. A three-dimensional comfortable tensioning device according to claim 1, characterized in that: Both ends of the belt winding shaft (8) are equipped with a wrench structure (4), and the wrench structure (4) comprises a butterfly wrench (401), a latching tooth (402), a shifting plate (403) and a mounting spring (404). The butterfly wrench (401) is installed at both ends of the belt threading groove (1), one end of the butterfly wrench (401) is movably connected with the latching tooth (402), one side of the latching tooth (402) is equipped with a shifting plate (403), and one side of the shifting plate (403) is equipped with a mounting spring (404).

4. A three-dimensional comfortable tensioning device according to claim 1, characterized in that: A support structure (2) is installed between the mounting plates (701), the support structure (2) comprising a fixed shaft (201), a D-shaped end head (202) and a D-shaped groove (203), the D-shaped groove (203) being arranged on the mounting plates (701), the fixed shaft (201) being arranged between the mounting plates (701), and both ends of the fixed shaft (201) being integrally formed with D-shaped end heads (202) adapted to the D-shaped groove (203).

5. A three-dimensional comfortable tensioning device according to claim 4, characterized in that: The outer diameter of the D-shaped end head (202) is smaller than the inner diameter of the D-shaped groove (203), and the D-shaped groove (203) and the D-shaped end head (202) form a snap-fit ​​structure.

6. A three-dimensional comfortable tensioning device according to claim 1, characterized in that: The handle structure (703) is an integrated structure.

7. A three-dimensional comfortable tensioning device according to claim 1, characterized in that: The handle structure (703) comprises a fixing plate (7031), a handle body (7032) and a positioning block (7033); the fixing plate (7031) is mounted on one side of the mounting plate (701); the handle body (7032) is mounted on the inner side of the fixing plate (7031); and both ends of the handle body (7032) are movably connected to the positioning blocks (7033).

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