CN213566351U - Ship cover tightening device - Google Patents

Abstract

The utility model relates to a ship cover tightening device, which comprises a bottom plate, a U-shaped plate, a rotating shaft, a shaft sleeve, a ratchet wheel, a clamping plate and a tension spring, wherein the left side and the right side of the bottom plate are respectively upwards provided with a side plate which is symmetrically distributed, the front sides of the two side plates are respectively outwards provided with an extending plate which is symmetrically distributed, the rotating shaft is transversely inserted and fixed between the two extending plates, the two ends of the U-shaped plate are respectively rotatably sleeved on the rotating shaft and are respectively attached to the outer sides of the two extending plates, and the shaft sleeve is rotatably sleeved on the rotating shaft and is arranged between the two extending; the utility model discloses simple structure, it is convenient to make, possesses locking Assembly moreover, in case after breaking down and during unable restraint drawstring, locking Assembly can press from both sides tight drawstring all the time and effectively prevent that the drawstring from loosening automatically, and then avoids the ship cover to break away from the hull to greatly made things convenient for the use.

Description

Ship cover tightening device

Technical Field

The utility model relates to a bonnet tightening means.

Background

The ship cover is a protective cover made of waterproof and heat-insulating materials for covering the outside above the ship body to protect the ship body from the sun and rain; most of the boat covers are provided with draw ropes in a penetrating way, and after the boat covers are covered, the draw ropes are usually drawn tightly by means of a tightening device to prevent the boat covers from separating from the boat body; the existing tightening device is complex in structure and complex in manufacturing, and once the existing tightening device breaks down, the drawstring can automatically loosen due to the loss of restraint, so that the boat cover is separated from the boat body, and the boat cover is covered again with time, so that the use is inconvenient, and the further improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a simple structure is provided, it is convenient to make to possess locking Assembly in order to effectively prevent that the drawstring from loosening automatically, thereby made things convenient for the bonnet tightening means who uses very big.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a ship cover tightening device is characterized by comprising a bottom plate, U-shaped plates, a rotating shaft, a shaft sleeve, a ratchet wheel, a clamping plate and a tension spring, wherein the left side and the right side of the bottom plate are respectively upwards provided with a side plate which is symmetrically distributed, the front sides of the two side plates are respectively outwards provided with an extending plate which is symmetrically distributed, the rotating shaft is transversely inserted and fixed between the two extending plates, two ends of each U-shaped plate are rotatably sleeved on the rotating shaft and are respectively attached to the outer sides of the two extending plates, and the shaft sleeve is rotatably sleeved on the rotating shaft and is arranged between the two extending plates; the ratchet wheel comprises two ratchet wheels, the two ratchet wheels are respectively sleeved and fixed at two ends of the shaft sleeve and are arranged symmetrically left and right, the clamping plate is arranged in the U-shaped plate, the left side and the right side of the U-shaped plate are respectively provided with a slotted hole which is symmetrically distributed with each other, the left side and the right side of the clamping plate are respectively provided with a sliding plate outwards, the two sliding plates are respectively inserted into the two slotted holes and can slide along the two slotted holes, and the lower side of the clamping plate is outwards provided with two positioning blocks which are symmetrically distributed; the two positioning blocks are respectively matched with the two ratchet wheels; the outer sides of the two sliding plates are outwards provided with a buckling block; the extension spring includes two, two the both ends outside of U template is located to the extension spring symmetry, every the both ends of extension spring are worn to establish respectively and are fixed in a knot piece of homonymy and the inside of the corresponding end of pivot.

Preferably, the bottom plate is further provided with a locking assembly, the locking assembly comprises an internal thread sleeve, two locking plates and two knob screws, the internal thread sleeve is transversely arranged between the two side plates, and the two knob screws are respectively inserted into the two side plates and are distributed in a bilateral symmetry manner; the threaded ends of the two knob screws are respectively inserted into the two ends of the internal thread sleeve in a screwed connection mode, and the locking plate is fixed on the outer wall of the internal thread sleeve.

Preferably, a turning plate is formed outwards at the end of the locking plate, a first structure hole is formed in the turning plate, a first pressing plate is formed downwards on the inner wall of the front side of the first structure hole, correspondingly, a second structure hole is formed in the bottom plate, a second pressing plate is formed upwards on the inner wall of the front side of the second structure hole, and the end of the second pressing plate is matched with the end of the first pressing plate.

Preferably, the upper side of the clamping plate is further fixed with a pulling plate, and a handle hole is formed in the pulling plate.

Preferably, the upper end of the U-shaped plate is further sleeved with a U-shaped block, and the upper side of the U-shaped block is further fixed with a rotatable hanging ring.

Compared with the prior art, the utility model has the advantages of: the utility model discloses simple structure, it is convenient to make, possesses locking Assembly moreover, in case after breaking down and during unable restraint drawstring, locking Assembly can press from both sides tight drawstring all the time and effectively prevent that the drawstring from loosening automatically, and then avoids the ship cover to break away from the hull to greatly made things convenient for the use.

Drawings

FIG. 1 is a right front structural view of the present invention;

fig. 2 is a left rear structure view of the present invention.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1-2, a ship cover tightening device comprises a bottom plate 1, a U-shaped plate 2, a rotating shaft 3, a shaft sleeve 4, a ratchet wheel 5, a clamping plate 6 and a tension spring 7, wherein the left side and the right side of the bottom plate 1 are respectively upwards provided with a side plate 101 which are symmetrically distributed, the front sides of the two side plates 101 are respectively outwards provided with an extension plate 104 which are symmetrically distributed, the rotating shaft 3 is transversely inserted and fixed between the two extension plates 104, two ends of the U-shaped plate 2 are respectively rotatably sleeved on the rotating shaft 3 and respectively attached to the outer sides of the two extension plates 104, and the shaft sleeve 4 is rotatably sleeved on the rotating shaft 3 and is arranged between the two extension plates 104; the two ratchet wheels 5 are respectively sleeved and fixed at two ends of the shaft sleeve 4 and are symmetrically arranged left and right, the clamping plate 6 is arranged in the U-shaped plate 2, the left side and the right side of the U-shaped plate 2 are respectively provided with a slotted hole 21 which are symmetrically distributed with each other, the left side and the right side of the clamping plate 6 are respectively provided with a sliding plate 63 outwards, the two sliding plates 63 are respectively inserted into the two slotted holes 21 and can slide along the two slotted holes 21, and the lower side of the clamping plate 6 is outwards provided with two positioning blocks 61 which are symmetrically distributed; the two positioning blocks 61 are respectively matched with the two ratchet wheels 5; the outer sides of the two sliding plates 63 are both outwards formed with a buckling block 62; the extension springs 7 comprise two extension springs 7, the two extension springs 7 are symmetrically arranged on the outer sides of two ends of the U-shaped plate 2, and two ends of each extension spring 7 are respectively penetrated and fixed in one buckling block 62 on the same side and inside the corresponding end of the rotating shaft 3.

The bottom plate 1 is also provided with a locking assembly, the locking assembly comprises an internal thread sleeve 7, a locking plate 8 and two knob screws 9, the internal thread sleeve 7 is transversely arranged between the two side plates 101, the two knob screws 9 are respectively inserted into the two side plates 101 and are symmetrically distributed in the left and right directions; the threaded ends of the two knob screws 9 are respectively inserted into the two ends of the internal thread sleeve 7 in a threaded manner, the locking plate 8 is fixed on the outer wall of the internal thread sleeve 7, the turning plate 81 is outwards formed at the end part of the locking plate 8, the first structure hole 82 is formed in the turning plate 81, the first pressing plate 83 is downwards formed on the inner wall of the front side of the first structure hole 82, the second structure hole 102 is correspondingly formed in the bottom plate 1, the second pressing plate 103 is upwards formed on the inner wall of the front side of the second structure hole 102, and the end part of the second pressing plate 103 is matched with the end part of the first pressing plate 83.

A pulling plate 10 is further fixed on the upper side of the clamping plate 6, and a handle hole 1001 is formed in the pulling plate 10.

The upper end of the U-shaped plate 2 is also sleeved with a U-shaped block 11, and the upper side of the U-shaped block 11 is also fixed with a rotatable hanging ring 12.

When in use: the turning plate 81 is lifted upwards, one end of the drawstring penetrates between the second pressing plate 103 and the first pressing plate 83 from back to front, then the drawstring winds below the internal thread sleeve 7 and is fixed on the shaft sleeve 4, then the upper end of the U-shaped plate 2 is held by a hand, a plurality of fingers extend into the handle hole 1001 and are lifted upwards, the clamping plate 6 is driven to slide upwards along the two slotted holes 21, the two positioning blocks 61 are separated from the two ratchet wheels 5 and stretch the two tension springs 7, the U-shaped plate 2 is swung forwards to rotate forwards around the rotating shaft 3 for a certain angle, and the drawstring needs to be pinched to prevent retraction in the process; then the handle hole 1001 is loosened, the clamping plate 6 is reset downwards under the action of the rebounding force of the two tension springs 7, the two positioning blocks 61 are clamped into the two corresponding ratchets on the two ratchet wheels 5 again, the U-shaped plate 2 is swung backwards to rotate backwards for a certain angle around the rotating shaft 3, and the two ratchet wheels 5 are clamped by the two positioning blocks 61, so that the two ratchet wheels 5 rotate for a certain angle along with the U-shaped plate 2 by virtue of the clamping plate 6, the shaft sleeve 4 is driven to rotate, the drawstring is driven to be wound for a certain length, and the drawstring can be tightened after repeated operation according to the principle; after tightening is completed, the turning plate 81 is pressed downwards to drive the end part of the first pressing plate 83 to rotate downwards, the drawstring is clamped tightly by means of the end part of the second pressing plate 103 and drives the internal thread sleeve 7 to rotate, and finally the two knob screws 9 are screwed tightly to prevent the internal thread sleeve 7 from rotating, so that the drawstring is clamped and fixed.

The utility model discloses simple structure, it is convenient to make, possesses locking Assembly moreover, in case after breaking down and during unable restraint drawstring, locking Assembly can press from both sides tight drawstring all the time and effectively prevent that the drawstring from loosening automatically, and then avoids the ship cover to break away from the hull to greatly made things convenient for the use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (5)

1. A ship cover tightening device is characterized by comprising a bottom plate, U-shaped plates, a rotating shaft, a shaft sleeve, a ratchet wheel, a clamping plate and a tension spring, wherein the left side and the right side of the bottom plate are respectively upwards provided with a side plate which is symmetrically distributed, the front sides of the two side plates are respectively outwards provided with an extending plate which is symmetrically distributed, the rotating shaft is transversely inserted and fixed between the two extending plates, two ends of each U-shaped plate are rotatably sleeved on the rotating shaft and are respectively attached to the outer sides of the two extending plates, and the shaft sleeve is rotatably sleeved on the rotating shaft and is arranged between the two extending plates; the ratchet wheel comprises two ratchet wheels, the two ratchet wheels are respectively sleeved and fixed at two ends of the shaft sleeve and are arranged symmetrically left and right, the clamping plate is arranged in the U-shaped plate, the left side and the right side of the U-shaped plate are respectively provided with a slotted hole which is symmetrically distributed with each other, the left side and the right side of the clamping plate are respectively provided with a sliding plate outwards, the two sliding plates are respectively inserted into the two slotted holes and can slide along the two slotted holes, and the lower side of the clamping plate is outwards provided with two positioning blocks which are symmetrically distributed; the two positioning blocks are respectively matched with the two ratchet wheels; the outer sides of the two sliding plates are outwards provided with a buckling block; the extension spring includes two, two the both ends outside of U template is located to the extension spring symmetry, every the both ends of extension spring are worn to establish respectively and are fixed in a knot piece of homonymy and the inside of the corresponding end of pivot.

2. The bonnet tightening device as defined in claim 1, wherein the bottom plate is further provided with a locking assembly, the locking assembly comprises an internal thread sleeve, a locking plate and two knob screws, the internal thread sleeve is transversely arranged between the two side plates, and the two knob screws are respectively inserted into the two side plates and symmetrically distributed in the left and right directions; the threaded ends of the two knob screws are respectively inserted into the two ends of the internal thread sleeve in a screwed connection mode, and the locking plate is fixed on the outer wall of the internal thread sleeve.

3. The boat deck tightening device according to claim 2, wherein a turning plate is formed at the end of the locking plate outward, a first structure hole is formed in the turning plate, a first pressing plate is formed downward on the front inner wall of the first structure hole, correspondingly, a second structure hole is formed in the bottom plate, a second pressing plate is formed upward on the front inner wall of the second structure hole, and the end of the second pressing plate is matched with the end of the first pressing plate.

4. The boat cover tightening device according to claim 1, wherein a pull plate is further fixed to the upper side of the clamping plate, and a handle hole is formed in the pull plate.

5. The ship cover tightening device according to claim 1, wherein a U-shaped block is further sleeved and fixed at the upper end of the U-shaped plate, and a rotatable hanging ring is further fixed on the upper side of the U-shaped block.

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