CN216883685U

CN216883685U - Screw sleeve and assembled screwdriver

Info

Publication number: CN216883685U
Application number: CN202220116375.4U
Authority: CN
Inventors: 蒋新成
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-07-05
Anticipated expiration: 2032-01-17

Abstract

The utility model provides a screw sleeve and an assembled screwdriver, and belongs to the technical field of screwdrivers. It has solved the problem that current screwdriver can not be applicable to stainless steel screw. The utility model relates to a screw sleeve and an assembled screwdriver. Wherein, can block the screw that injects in the connecting sleeve through a plurality of locating parts, afterwards, inject the screwdriver in the connecting sleeve, and a plurality of screens spare on the activity ring block the side of screwdriver, the tip of screwdriver injects in the recess of screw head portion, later, when people will twist reverse the power and act on the screwdriver, because of the screw is restricted by a plurality of locating parts, the screwdriver is restricted by a plurality of screens spare, so, alright ensure that the screw and the screwdriver of this moment are in same straight line, thereby make the screwdriver can drive the screw synchronous rotation of stainless steel, so, just do not need people to manually hold the screw, thereby make things convenient for people to screw the stainless steel screw into mounted position department.

Description

Screw sleeve and assembled screwdriver

Technical Field

The utility model belongs to the technical field of screwdrivers, and relates to a screw sleeve and an assembled screwdriver.

Background

In mechanical installations, it is difficult to place screws into the screw holes in many cases due to limited space, and magnetic screwdrivers have greatly improved this situation. However, the magnetic screwdriver can only adsorb the screws made of common carbon steel, and does not work on the stainless steel screws without magnetism. In the fields with higher requirements on environmental protection, such as military industry, stainless steel screws are basically used, and the screwdriver is inconvenient to screw the stainless steel screws into any position of the environment.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a screw sleeve and an assembled screwdriver which are convenient to use and suitable for stainless steel screws.

The purpose of the utility model can be realized by the following technical scheme: a screw boss, comprising:

connecting sleeves;

the fixing ring is arranged on the inner wall of one end of the connecting sleeve, and a plurality of limiting pieces are arranged in the fixing ring around the central axis of the fixing ring in an annular array manner;

the movable ring is movably arranged in the connecting sleeve, and a plurality of clamping pieces are arranged on the inner wall of the movable ring in an annular array around the central axis of the movable ring.

In foretell turnbuckle, gu seted up first perforation in the solid fixed ring, it perforates to have seted up the second in the activity ring, be equipped with the baffle in the adapter sleeve, be equipped with the third perforation in the baffle, the activity ring is located between solid fixed ring and the baffle.

In the above screw cap, the clamping member includes a second convex shell movably disposed in the movable ring, a second cavity for accommodating the second convex shell is disposed in the movable ring, and the second convex shell can be embedded into the second through hole.

In the above screw sleeve, a second elastic part is arranged in the second accommodating cavity, one end of the second elastic part abuts against the inside of the second convex shell, a second barrier strip is arranged around the edge of the second convex shell, and a second barrier ring for preventing the second barrier strip from being separated from the second accommodating cavity is arranged on the inner wall of the second accommodating cavity.

In the above screw socket, the limiting member includes a first convex shell movably disposed in the fixing ring, a first cavity for accommodating the first convex shell is disposed in the fixing ring, and the first convex shell can be embedded into the first through hole.

In an above-mentioned turnbuckle, be equipped with first elastic component in the first appearance chamber, the inside of first convex shell is supported to the one end of first elastic component, the surface of first convex shell inwards caves in and forms the draw-in groove, the border department of first convex shell encloses and is equipped with first blend stop, be equipped with on the inner wall in first appearance chamber and prevent that first blend stop from holding the first retaining ring that the intracavity breaks away from.

In foretell turnbuckle, the locating part includes that the activity card locates the intra-annular card ball of solid fixed ring, gu be equipped with the ball chamber that is used for holding the card ball in the fixed ring, set up the opening with ball chamber intercommunication on the adapter sleeve, the side of adapter sleeve encloses and is equipped with the diving board of plugging up the opening.

In the above screw sleeve, the connecting sleeve is internally provided with a third elastic member, one end of the third elastic member abuts against the fixed ring, and the other end of the third elastic member abuts against the movable ring.

In the above screw sleeve, a magnetic ring is arranged in the connecting sleeve, a fourth through hole is arranged in the magnetic ring, and the first through hole, the second through hole, the third through hole and the fourth through hole are coaxially arranged.

An assembled screwdriver comprising: foretell adapter sleeve and screens piece of a screw sleeve, the adapter sleeve interpolation is equipped with the screwdriver, the side of screwdriver is equipped with the annular, each the screens piece all blocks into in the annular.

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

1. in the utility model, the screw inserted into the connecting sleeve can be clamped through the plurality of limiting parts, then the screwdriver is inserted into the connecting sleeve, the plurality of clamping parts on the movable ring clamp the side surface of the screwdriver, the end part of the screwdriver is inserted into the groove at the head part of the screw, and then when people apply torsional force on the screwdriver, the screwdriver is limited by the plurality of limiting parts due to the fact that the screw is limited by the plurality of limiting parts, so that the screw and the screwdriver can be ensured to be in the same straight line at the moment, the screwdriver can drive the stainless steel screw to synchronously rotate, therefore, the screw does not need to be manually held by people, the situation that the hands are injured is avoided, and people can conveniently screw the stainless steel screw into the mounting position.

2. When people do not twist the screw, the screwdriver can be pulled out of the connecting sleeve, and the clamping piece is automatically separated from the screwdriver in the process of pulling out the screwdriver, so that people can not conveniently separate the screw sleeve from the screwdriver, and the screwdriver and the screw sleeve can be conveniently classified by people.

3. According to the installation situation on site, the limiting piece in one of the first embodiment or the second embodiment is selected to assemble the screw sleeve, so that the corresponding stainless steel screw can be clamped by the screw sleeve, and people can conveniently screw the screw into the installation position.

4. Through the setting of third elastic component for when people inject the screwdriver in the connecting sleeve and pass the third perforation of baffle, each screens piece on the activity ring can the preferred side of contacting the screwdriver, and make the second bulge shell can block the assigned position department of screwdriver side smoothly.

5. Through adding the magnetic ring, the screw sleeve not only can be suitable for stainless steel screws, but also can be suitable for screws with magnetism, and the dual-purpose property of the screw sleeve is embodied.

Drawings

Fig. 1 is a schematic view of an external structure of a screw socket according to an embodiment.

Fig. 2 is a cross-sectional view at a-a in fig. 1.

Fig. 3 is an assembly view of the screw cap and the screwdriver according to the first embodiment.

Fig. 4 is a schematic external structural view of the screw sockets in the second and third embodiments.

Fig. 5 is a sectional view at B-B in fig. 4.

Fig. 6 is an assembly view of the screw cap and the screw driver in the second and third embodiments.

Fig. 7 is a schematic structural diagram of the first elastic member and the second elastic member which are marbles and are provided with outer sleeves according to the first embodiment.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 3, a screw socket of the present embodiment includes a connection sleeve 100, a fixing ring 200, a limiting member 400, a movable ring 300, and a locking member 500.

In the present invention, the designated position for mounting the screw is referred to as a mounting position, and the screwdriver 600 of the present invention has no magnetism.

In this embodiment, the screw is made of stainless steel.

The fixing ring 200 is disposed on the inner wall of one end of the connecting sleeve 100, the fixing ring 200 is internally provided with a plurality of position-limiting members 400 in an annular array around the central axis thereof, the movable ring 300 is movably disposed in the connecting sleeve 100, the inner wall of the movable ring 300 is provided with a plurality of position-limiting members 500 in an annular array around the central axis thereof, when a screw is driven to an installation position, one needs to first embed the head of the screw into the connecting sleeve 100 and make the position-limiting members 400 on the fixing ring 200 limit the screw to be released from the connecting sleeve 100, and then, one needs to insert the screwdriver 600 matched with the screw into the connecting sleeve 100 until each position-limiting member 500 on the movable ring 300 is clamped on the side of the screwdriver 600, and thereafter, when one continues to move the screwdriver 600 in the screw direction, the screwdriver 600 will drive the movable ring 300 to move synchronously, and when the end of the screwdriver 600 is inserted into a groove (not marked in the figure) on the screw head, because the screw is limited by the plurality of limiting members 400, the screwdriver 600 is limited by the plurality of clamping members 500, so that the screw and the screwdriver 600 are ensured to be in the same straight line at the moment, then, people can contact the part of the screw exposed out of the connecting sleeve 100 with the installation position, and then the torsional force can be acted on the screwdriver 600, so that the screwdriver 600 can drive the screw to synchronously rotate, namely, the screw can be easily screwed into the installation position, after the end part of the connecting sleeve 100 is contacted with the installation position, namely, after the part of the screw is screwed into the installation position, people continue to act the torsional force on the screwdriver 600, the screwdriver 600 drives the movable ring 300 to move relative to the connecting sleeve 100, and meanwhile, the screw moves relative to the fixed ring 200, and in the process, each limiting member 400 can not clamp the head part of the screw, so that the screw can be moved out of the connecting sleeve 100, that is, the installation of the screw is completed, and when the screw is not screwed, the screwdriver 600 can be pulled out from the connecting sleeve 100, so that the screwdriver 600 and the screw sleeve can be conveniently classified by people; secondly, compared with the prior art, when the stainless steel screw is implemented, people do not need to hold the screw manually, so that the hand injury is avoided, and the stainless steel screw can be conveniently screwed into the mounting position by people.

A first through hole 210 is formed in the fixing ring 200, a second through hole 310 is formed in the movable ring 300, a partition plate 110 is arranged in the connecting sleeve 100, a third through hole 111 is formed in the partition plate 110, the movable ring 300 is located between the fixing ring 200 and the partition plate 110, the clamping member 500 comprises a second convex shell 510 movably arranged in the movable ring 300, a second containing cavity 320 for containing the second convex shell 510 is formed in the movable ring 300, the second convex shell 510 can be embedded into the second through hole 310, a second elastic member 520 is arranged in the second containing cavity 320, one end of the second elastic member 520 supports against the inside of the second convex shell 510, the other end of the second elastic member 520 is in contact with the inner wall of the connecting sleeve, when a user inserts the screwdriver 600 into the connecting sleeve 100, the screwdriver 600 sequentially passes through the third through hole 111 and the second through hole 310 until each clamping member 500 is clamped at a preset position on the side face of the screwdriver 600, when the screwdriver 600 presses each second convex shell 510, the second convex shell 510 can move relative to the second cavity 320, and one end of the second elastic member 520 abuts against the inside of the second convex shell 510, and the other end of the second elastic member 520 contacts with the inner wall of the connecting sleeve, so that the second elastic member 520 is stressed and compressed, meanwhile, the second convex shell 510 retracts into the second cavity 320, and when each second convex shell 510 blocks the designated position of the side surface of the screwdriver 600, the second elastic member 520 pushes the second convex shell 510 to move outwards by a predetermined distance, so that the movable ring 300 is elastically connected with the screwdriver 600 through the second convex shell 510, and the screwdriver 600 can drive the movable ring 300 to move relative to the connecting sleeve 100; further, when people need to pull out the screwdriver 600 from the connecting sleeve 100, people only need to apply a pulling force on the screwdriver 600, and when the movable ring 300 abuts against the partition plate 110, the partition plate 110 blocks the movable ring 300 from moving, so that the second convex shell 510 is forced to move into the second containing cavity 320, the second elastic member 520 is forced to compress again, and in the process, the screwdriver 600 continues to pull out from the connecting sleeve 100, so that each clamping member 500 can be separated from the screwdriver 600, and when the screwdriver 600 is completely separated from each second convex shell 510, the second elastic member 520 pushes the second convex shell 510 to reset again.

A second blocking strip 511 is arranged around the edge of the second convex shell 510, a second blocking ring 321 for preventing the second blocking strip 511 from being separated from the second cavity 320 is arranged on the inner wall of the second cavity 320, and when the second convex shell 510 moves relative to the second cavity 320, the second blocking ring 321 blocks the second blocking strip 511, so as to prevent the second convex shell 510 from being separated from the second cavity 320.

The limiting member 400 includes a first convex shell 410 movably disposed in the fixing ring 200, a first cavity 220 for accommodating the first convex shell 410 is disposed in the fixing ring 200, the first convex shell 410 can be inserted into the first through hole 210, a first elastic member 420 is disposed in the first cavity 220, one end of the first elastic member 420 abuts against the inside of the first convex shell 410, the outer surface of the first convex shell 410 is recessed inward to form a slot 411, when a screw is to be fastened, a user needs to extend the head of the screw into the connecting sleeve 100, and when the head of the screw presses the first convex shell 410, the first convex shell 410 can move relative to the first cavity 220, one end of the first elastic member 420 abuts against the inner wall of the first convex shell 410, the other end of the first elastic member 420 abuts against the inner wall of the connecting sleeve 100, the fixing ring 200 is fixedly connected to the inner wall of the connecting sleeve 100, so that the first elastic member 420 is compressed by a force, and at the same time, the first convex shell 410 retracts into the first cavity 220, when the side of the screw head is engaged into each engaging slot 411, the first elastic member 420 pushes the first convex shell 410 outward for a certain distance, so that the first convex shell 410 can clamp the head of the screw, thereby preventing the screw from being separated from the connecting sleeve 100.

The first retaining strip 412 is arranged around the edge of the first convex shell 410, the inner wall of the first accommodating cavity 220 is provided with a first retaining ring 221 for preventing the first retaining strip 412 from being separated from the first accommodating cavity 220, and when the first convex shell 410 moves relative to the first accommodating cavity 220, the first retaining ring 221 blocks the first retaining strip 412 to prevent the first convex shell 410 from being separated from the first accommodating cavity 220.

As shown in fig. 1 and 7, in the present invention, the first elastic member and the second elastic member may be springs or marbles made of rubber material.

Example two

As shown in fig. 4 to fig. 6, the difference between the present embodiment and the first embodiment is that the structure of the limiting member 400 is changed in the present embodiment.

In this example, the springboard 130 has a certain elasticity.

Specifically, the limiting member 400 includes a ball 430 movably clamped in the fixing ring 200, a ball cavity 230 for accommodating the ball 430 is disposed in the fixing ring 200, an opening 120 communicated with the ball cavity 230 is disposed on the connecting sleeve 100, a communicating groove (not labeled in the drawing) for communicating each opening 120 is further disposed on the connecting sleeve 100, a springboard 130 for blocking the opening 120 is disposed around a side surface of the connecting sleeve 100, when a head of a screw is inserted into the connecting sleeve 100, the ball 430 is pressed into the ball cavity 230, meanwhile, the springboard 130 is stressed and biologically deformed, when the head of the screw crosses the ball 430, the ball 430 is only under an elastic force of the springboard 130, so that the ball 430 is reset, and the screw can be clamped in the connecting sleeve 100, that is, the screw is prevented from being separated from the connecting sleeve 100.

EXAMPLE III

As shown in fig. 4 to 6, the present embodiment is different from the first embodiment in that a third elastic member 140 is added to the first embodiment.

Specifically, the third elastic member 140 is disposed in the connecting sleeve 100, when the screw sleeve is not used, because one end of the third elastic member 140 abuts against the fixing ring 200, the other end of the third elastic member 140 abuts against the movable ring 300, and the fixing ring 200 is fixedly connected to the inner wall of the connecting sleeve 100, so that the third elastic member 140 has a certain elastic force against the movable ring 300, and the movable ring 300 abuts against the partition plate 110, when a user inserts the screwdriver 600 into the connecting sleeve 100 and passes through the third through hole 111 of the partition plate 110, each blocking member 500 on the movable ring 300 will preferentially contact the side surface of the screwdriver 600, and the second convex shell 510 can smoothly block the designated position on the side surface of the screwdriver 600, and when the screwdriver 600 drives the movable ring 300 to axially move relative to the connecting sleeve 100 through the blocking member 500, the third elastic member 140 will correspondingly contract under stress, but in the process, the elastic force of the third elastic member 140 against the movable ring 300, the second convex shell 510 is not disengaged from the designated position of the screwdriver 600 to ensure the stable connection of the screwdriver 600 with the head of the screw.

Example four

As shown in fig. 2 and 5, in the present embodiment, a magnetic ring 150 is added in addition to the first embodiment.

In this embodiment, a screw made of a magnetic material is referred to as an adsorption screw.

Specifically, a magnetic ring 150 is arranged in the connecting sleeve 100, a fourth through hole 151 is arranged in the magnetic ring 150, the first through hole 210, the second through hole 310, the third through hole 111 and the fourth through hole 151 are coaxially arranged, when a person inserts the head of the adsorption screw into the fourth through hole 151 of the magnetic ring 150 and makes the head of the adsorption screw abut against the partition plate 110, because magnetic force exists between the head of the adsorption screw and the magnetic ring 150 at the moment, the adsorption screw is adsorbed by the magnetic ring 150, so that the adsorption screw cannot fall out from the connecting sleeve 100, thereafter, the person sequentially passes through the first through hole 210, the second through hole 310 and the third through hole 111, and makes the second convex shell 510 clamped on the side surface of the screwdriver 600, the end of the screwdriver 600 is in contact connection with the head of the adsorption screw, thereafter, the people can screw the adsorption screw into the mounting position, and when the end of the connecting sleeve 100 is in contact with the mounting position, that is, after the local screw of adsorption screw is screwed into the installation position, people continue to apply a torsional force on the screwdriver 600, the screwdriver 600 drives the movable ring 300 to move relative to the connecting sleeve 100, and meanwhile, the adsorption screw moves relative to the magnetic ring 150, so that the screw can be moved out of the connecting sleeve 100, that is, the installation of the adsorption screw is completed.

EXAMPLE five

As shown in fig. 3 and 6, the present embodiment is to apply the screw socket of the first embodiment to a designated screwdriver 600.

Specifically, an assembled screwdriver includes: foretell adapter sleeve 100 and screens piece 500, the interpolation of adapter sleeve 100 is equipped with screwdriver 600, screwdriver 600's side is equipped with annular 610, each in the equal card of screens piece 500 advances annular 610, people are inserting screwdriver 600 in adapter sleeve 100, and the second convex hull 510 of screens piece 500 can paste screwdriver 600's surface and remove, until second convex hull 510 will block in screwdriver 600's annular 610 to realize being connected between screwdriver 600 and the activity ring 300.

EXAMPLE six

As shown in fig. 7, in this embodiment, an outer cover 330 is added in addition to the first embodiment.

Specifically, the surface cover of activity ring is equipped with overcoat 330, and wherein, the one end that the protruding shell of second was kept away from to the second elastic component contacts with the inner wall of overcoat, through the setting of this overcoat 330 for when the relative adapter sleeve of activity ring removed, this activity ring can not contact with adapter sleeve direct contact, also avoids the second elastic component to scrape the inner wall of colored adapter sleeve, thereby the surface of better protection activity ring and the inner wall of adapter sleeve.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. A turnbuckle, comprising:

connecting sleeves;

2. The screw sleeve according to claim 1, wherein a first through hole is formed in the fixing ring, a second through hole is formed in the movable ring, a partition plate is arranged in the connecting sleeve, a third through hole is formed in the partition plate, and the movable ring is located between the fixing ring and the partition plate.

3. The screw cap according to claim 2, wherein the locking member comprises a second protrusion movably disposed in the movable ring, the movable ring has a second cavity for accommodating the second protrusion, and the second protrusion is capable of being inserted into the second through hole.

4. The screw sleeve according to claim 3, wherein a second elastic member is disposed in the second accommodating cavity, one end of the second elastic member abuts against an inner portion of the second convex shell, a second blocking strip is disposed around an edge of the second convex shell, and a second blocking ring for preventing the second blocking strip from being separated from the second accommodating cavity is disposed on an inner wall of the second accommodating cavity.

5. The screw cap according to claim 2, wherein the limiting member comprises a first convex shell movably disposed in the fixing ring, a first cavity for accommodating the first convex shell is disposed in the fixing ring, and the first convex shell is capable of being inserted into the first through hole.

6. The screw sleeve according to claim 5, wherein a first elastic member is disposed in the first accommodating cavity, one end of the first elastic member abuts against an inner portion of the first convex shell, an outer surface of the first convex shell is recessed inward to form a clamping groove, a first blocking strip is arranged around an edge of the first convex shell, and a first blocking ring for preventing the first blocking strip from being separated from the first accommodating cavity is disposed on an inner wall of the first accommodating cavity.

7. The screw sleeve according to claim 2, wherein the limiting member comprises a ball movably clamped in a fixing ring, a ball cavity for accommodating the ball is formed in the fixing ring, an opening communicated with the ball cavity is formed in the connecting sleeve, and an elastic plate for blocking the opening is arranged on the side surface of the connecting sleeve in an enclosing manner.

8. The screw socket according to claim 1, wherein a third elastic member is disposed in the connecting sleeve, one end of the third elastic member abuts against the fixed ring, and the other end of the third elastic member abuts against the movable ring.

9. The screw sleeve as claimed in claim 2, wherein a magnetic ring is disposed in the connecting sleeve, a fourth through hole is disposed in the magnetic ring, and the first through hole, the second through hole, the third through hole and the fourth through hole are coaxially disposed.

10. An assembled screwdriver, comprising: the connecting sleeve and the blocking member of the screw cap as claimed in any one of claims 1 to 9, wherein a screwdriver is inserted into the connecting sleeve, a ring groove is formed on the side surface of the screwdriver, and each blocking member is blocked into the ring groove.