CN216447269U

CN216447269U - Screw with hand-twisting fixing structure

Info

Publication number: CN216447269U
Application number: CN202122808957.7U
Authority: CN
Inventors: 孙招伟
Original assignee: Changzhou Junyue Machinery Co ltd
Current assignee: Changzhou Junyue Machinery Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-06
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of screws, in particular to a screw with a hand-screwed fixing structure, which comprises a screw, an extension rod and a fixing ring, wherein the upper end of the inner side of the screw is connected with a pressing block in a sliding manner, the bottom end of the pressing block is fixedly connected with a push block, the push block is connected with the screw in a sliding manner, the left end and the right end of the push block are both connected with a slide block in a sliding manner, the outer side of one end, away from the center of the screw, of the slide block is fixedly connected with the extension rod, through the extension rod, the pressing block, the slide block and a first spring, when the screw is used, the pressing block at the top end of the screw is pushed, the pressing block drives the push block to push the slide block, the slide block slides on the inner side of the screw, the slide block drives the extension rod to slide out of the screw, so that the slide block extrudes the first spring, when the extension rod completely slides out of the screw, the push block on the pressing block is clamped into a clamping groove at the inner side of the slide block, the extension rod is fixed, and then the screw is rotated through the manual push of the extension rod, the use is more convenient, and the time and the labor are saved.

Description

Screw with hand-twisting fixing structure

Technical Field

The utility model relates to the technical field of screws, in particular to a screw with a hand-screwing fixing structure.

Background

The screw is a tool for fastening machine parts of a device step by utilizing the physics and mathematical principles of the inclined plane circular rotation and friction of the object, the screw is a general expression of a fastening piece, a daily oral language, the screw is an indispensable industrial necessity in daily life, the screw has an important task in industry, the function of the screw is always important as long as the industry exists on the earth, the screw is a common invention in production and life of people for hundreds of years, and the screw is the first invention of human beings according to the application field.

Most screws are all fixed mounting through the work piece, and when using, it is very inconvenient, lack under the condition of instrument, can not install the part, and very troublesome to screw live time is longer back, screw and part junction probably produce the corrosion, and inconvenient dismantlement need carry out the oiling lubrication to the screw, and the screw is probably connected closely knit with the part junction, the inconvenient filling of oil.

Disclosure of Invention

The present invention is directed to a screw with a hand-tightening structure, so as to solve the problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a screw with fixed knot constructs is twisted to hand, includes screw, extension rod and retainer plate, the inboard upper end sliding connection of screw has presses the briquetting, press briquetting bottom fixedly connected with ejector pad, ejector pad and screw sliding connection, the equal sliding connection in both ends has the slider about the ejector pad, the one end outside fixedly connected with extension rod at screw center is kept away from to the slider, extension rod outside sliding connection has first spring, first spring and screw sliding connection, first spring and slider sliding connection.

Preferably, screw top front end is equipped with the oil filler point, screw and retainer plate fixed connection, both ends are all rotated and are connected with the bracing piece about the retainer plate inboard, the inboard sliding connection of bracing piece has the locating piece, the locating piece front end is rotated and is connected with the locating lever, the inboard sliding connection of locating lever has the push rod, the equal sliding connection in both ends has the second spring about the push rod, second spring and locating lever sliding connection, the other end outside of bracing piece is rotated and is connected with the connecting block, connecting block outside sliding connection has the push pedal, locating piece bottom fixedly connected with third spring, third spring and push rod fixed connection.

Preferably, the extension rod is provided with a protrusion on the outer side, and the extension rod is connected with the screw in a sliding manner.

Preferably, push pedal top fixedly connected with rubber buffer, the rubber buffer is the fluororubber material, and rubber buffer and screw sliding connection.

Preferably, the upper end of one end, close to the center of the screw, of the sliding block is provided with an inclined plane, and the lower end of the inner side of the sliding block is provided with a clamping groove.

Preferably, the screw inboard is equipped with the oil outlet, and the oil outlet is located both ends around the screw.

Preferably, the number of the extension rods is two, and the extension rods are symmetrically distributed at the left end and the right end of the upper end of the screw.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the screw, the extending rod, the pressing block, the sliding block and the first spring are arranged, when the screw is used, the pressing block at the top end of the screw is pushed, the pressing block drives the pushing block to push the sliding block, the sliding block slides on the inner side of the screw, the sliding block drives the extending rod to slide out of the screw, so that the sliding block extrudes the first spring, after the extending rod completely slides out of the screw, the pushing block on the pressing block is clamped into the clamping groove in the inner side of the sliding block, the extending rod is fixed, and then the screw is rotated by manually pushing the extending rod, so that the screw is more convenient to use, and more time and labor are saved;

2. according to the oil gun, through the arrangement of the fixing ring, the rubber plug, the push plate, the supporting rod, the push rod and the positioning block, when the oil gun is used, the rubber plug is pushed through the oil gun, the push plate is driven by the rubber plug to slide in a screw, the connecting block is pushed through the push plate to extrude the supporting rod, the supporting rod is enabled to rotate on the fixing ring and to pull the positioning rod through the supporting rod, the push rod on the inner side of the positioning rod extrudes the second spring, then the positioning rod is enabled to rotate on the positioning block, after the oil gun is filled with oil, the rubber plug is clamped on an oil filling hole of the screw through the elastic force of the second spring, the rusted screw can be lubricated, the oil can be uniformly filled into the screw, the rusted screw can be conveniently detached, and the use is more labor-saving.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the push block of the present invention;

FIG. 3 is a schematic view of the installation structure of the push plate of the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at point A in accordance with the present invention;

FIG. 5 is a schematic view of the overall structure of the retainer ring of the present invention;

fig. 6 is a schematic view of the structure of the push rod of the present invention.

In the figure: 1-screw, 2-extension rod, 3-fixing ring, 4-pressing block, 5-pushing block, 6-sliding block, 7-third spring, 8-first spring, 9-supporting rod, 10-positioning block, 11-positioning rod, 12-pushing rod, 13-connecting block, 14-pushing plate, 15-rubber plug and 16-second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a screw with fixed knot constructs is twisted to hand, including screw 1, extension rod 2 and

retainer plate

3, 1 inboard upper end sliding connection of screw has according to briquetting 4, press 4 bottom fixedly connected with ejector pad 5 of briquetting, ejector pad 5 and 1 sliding connection of screw, the equal sliding connection in both ends has slider 6 about ejector pad 5, slider 6 keeps away from the one end outside fixedly connected with extension rod 2 at 1 center of screw, 2 outside sliding connection of extension rod has first spring 8,

first spring

8 and 1 sliding connection of screw,

first spring

8 and 6 sliding connection of slider.

The front end of the top end of the screw 1 is provided with an oil injection hole, the screw 1 is fixedly connected with a fixed ring 3, the left and right ends of the inner side of the fixed ring 3 are respectively and rotatably connected with a support rod 9, the inner side of the support rod 9 is in sliding connection with a positioning block 10, the front end of the positioning block 10 is in rotating connection with a positioning rod 11, the inner side of the positioning rod 11 is in sliding connection with a push rod 12, the left and right ends of the push rod 12 are respectively and rotatably connected with a second spring 16, the second spring 16 is in sliding connection with the positioning rod 11, the outer side of the other end of the support rod 9 is rotatably connected with a connecting block 13, the outer side of the connecting block 13 is in sliding connection with a push plate 14, the bottom end of the positioning block 10 is fixedly connected with a third spring 7, the third spring 7 is fixedly connected with the push rod 12, the screw 1 is conveniently injected with oil, the rusted screw 1 is conveniently lubricated and falls off, the outer side of the extension rod 2 is provided with a bulge, the extension rod 2 is slidably connected with the screw plug 2, the top end of the push plate 14 is fixedly connected with a rubber plug 15, rubber buffer 15 is the fluororubber material, and rubber buffer 15 and screw sliding connection, prevent to get into the dust in the oiling hole, slider 6 is close to the one end upper end at 1 center of screw and is equipped with the inclined plane, and the inboard lower extreme of slider 6 is equipped with the draw-in groove, conveniently push down 4 promotion blocks, it is more laborsaving during the use, 1 inboard of screw is equipped with the oil outlet, and both ends around the oil outlet is located screw 1, make the lubricated speed clamp splice of screw, improve the speed of dismantling, extension rod 2 is total two, and extension rod 2 is both ends about screw 1 upper end of symmetric distribution, make things convenient for manual fixed screw 1, it is more convenient to use, can be through manual, also can use through the instrument.

The working process is as follows: all electrical appliances in the device are external power supplies, when in use, firstly, the pressing block 4 on the top end of the screw 1 is pushed to drive the pushing block 5 to push the sliding block 6, the sliding block 6 slides on the inner side of the screw 1, and the sliding block 6 drives the extension rod 2 to slide out of the screw 1, so that the sliding block 6 extrudes the first spring 8, when the extension rod 2 completely slides out of the screw 1, the pushing block 5 on the pressing block 4 is clamped into the clamping groove on the inner side of the sliding block 6 to fix the extension rod 2, then the screw 1 is rotated by manually pushing the extension rod 2, the use is more convenient, time and labor are saved, then the rubber plug 15 is pushed by an oil gun, the pushing plate 14 is driven by the rubber plug 15 to slide in the screw 1, the connecting block 13 is pushed by the pushing plate 14, the supporting rod 9 is extruded by the connecting block 13, the supporting rod 9 is rotated on the fixing ring 3, and the positioning rod 11 is pulled by the supporting rod 9, make the inboard push rod 12 extrusion second spring 16 of locating lever 11, then make locating lever 11 rotate on locating piece 10, and make third spring 7 in locating piece 10 extrusion bracing piece 9, behind the oil gun oiling, elasticity through second spring 16 makes rubber buffer 15 card on the oil filler point of screw 1, can lubricate screw 1 of corrosion, can be with the even injection screw 1 inside of oil, make things convenient for screw 1 after the corrosion to dismantle, it is more laborsaving to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screw with fixed knot constructs is twisted to hand, includes screw (1), extension rod (2) and retainer plate (3), its characterized in that: screw (1) inboard upper end sliding connection has presses briquetting (4), press briquetting (4) bottom fixedly connected with ejector pad (5), ejector pad (5) and screw (1) sliding connection, equal sliding connection in both ends has slider (6) about ejector pad (5), the one end outside fixedly connected with extension rod (2) at screw (1) center are kept away from in slider (6), extension rod (2) outside sliding connection has first spring (8), first spring (8) and screw (1) sliding connection, first spring (8) and slider (6) sliding connection.

2. A screw having a hand-threaded fixing structure according to claim 1, wherein: the front end of the top end of the screw (1) is provided with an oil filling hole, the screw (1) is fixedly connected with the fixed ring (3), the left end and the right end of the inner side of the fixed ring (3) are both rotationally connected with a supporting rod (9), a positioning block (10) is connected to the inner side of the supporting rod (9) in a sliding manner, a positioning rod (11) is rotatably connected to the front end of the positioning block (10), a push rod (12) is connected to the inner side of the positioning rod (11) in a sliding manner, second springs (16) are connected to the left end and the right end of the push rod (12) in a sliding manner, the second spring (16) is connected with the positioning rod (11) in a sliding way, the outer side of the other end of the supporting rod (9) is rotatably connected with a connecting block (13), the outer side of the connecting block (13) is slidably connected with a push plate (14), the bottom end of the positioning block (10) is fixedly connected with a third spring (7), and the third spring (7) is fixedly connected with the push rod (12).

3. A screw having a hand-threaded fixing structure according to claim 1, wherein: the outer side of the extension rod (2) is provided with a protrusion, and the extension rod (2) is connected with the screw (1) in a sliding manner.

4. A screw having a hand-threaded fixing structure according to claim 2, wherein: push pedal (14) top fixedly connected with rubber buffer (15), rubber buffer (15) are the fluororubber material, and rubber buffer (15) and screw sliding connection.

5. A screw having a hand-threaded fixing structure according to claim 1, wherein: the upper end of one end, close to the center of the screw (1), of the sliding block (6) is provided with an inclined plane, and the lower end of the inner side of the sliding block (6) is provided with a clamping groove.

6. A screw having a hand-threaded fastener arrangement as claimed in claim 1, wherein: the screw (1) inboard is equipped with the oil outlet, and the oil outlet is located both ends around screw (1).

7. A screw having a hand-threaded fixing structure according to claim 1, wherein: the number of the extension rods (2) is two, and the extension rods (2) are symmetrically distributed at the left end and the right end of the upper end of the screw (1).