CN214888205U - Expansion screw positioning auxiliary device - Google Patents

Abstract

The utility model discloses an inflation screw fixes a position auxiliary device, including screw and inflation pipe, half division of inflation pipe has a plurality of incisions, and when the screw stretched into in the inflation pipe, the screw outwards extruded inflation pipe at rotatory in-process for the inflation pipe warp and hole in close contact with, thereby fixed screw's position, the screw outer wall is equipped with the connecting piece, and is equipped with the setting element between screw and the electric screwdriver, and this inflation screw fixes a position auxiliary device, under the mating reaction of setting element and connecting piece, makes the inflation screw under electric screwdriver's drive, avoids the screw to appear the condition of angular migration when the installation in perpendicular hole entering inflation pipe, and screw end cap portion leaves the certain distance apart from the hole for hang article, reduce the degree of difficulty of inflation screw installation.

Description

Expansion screw positioning auxiliary device

Technical Field

The utility model relates to a hardware connecting piece technical field specifically is an inflation screw fixes a position auxiliary device.

Background

The expansion screw, also known as metal expansion screw, utilizes wedge-shaped inclination to promote expansion to generate frictional gripping force so as to achieve the fixing effect. One end of the screw is provided with threads, the other end of the screw is provided with a taper, the expansion pipe is wrapped outside the screw, a half of the expansion pipe is provided with a plurality of notches, the expansion pipe is plugged into a hole drilled on the wall, then the screw is screwed by an electric screwdriver, the taper is pulled into the expansion pipe, and the expansion pipe is expanded and then is tightly fixed on the wall.

At present, when an electric screwdriver is used for screwing screws, the following problems exist: the electric screwdriver has large torque and high screwing speed, and is difficult to control the driving of the screw vertical to the surface of the connector, so that the driving angle of the screw does not accord with the actual requirement, and the surface of the connector is not beautiful; some expansion screws need to leave a certain distance when being driven into the screw, so that the expansion screws can be hung on objects, the electric screwdriver is difficult to control the distance between the left and the right when being screwed, the objects cannot be well hung, the screw needs to be screwed again, especially a new hand needs to be operated, the expansion screw needs to be repeatedly positioned, and the working efficiency is reduced. To this end, we propose an expansion screw positioning aid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expansion screw fixes a position auxiliary device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inflation screw fixes a position auxiliary device, includes screw and inflation pipe, half division of inflation pipe has a plurality of incisions, and when the screw stretched into in the inflation pipe, the screw outwards extrudees the inflation pipe at rotatory in-process for the inflation pipe warp and hole in close contact with, thereby setscrew's position, the screw outer wall is equipped with the connecting piece, and is equipped with the setting element between screw and the electric screwdriver, when the inflation screw was installed, under the mating reaction of setting element and connecting piece, makes the inflation screw under electric screwdriver's drive, during perpendicular hole got into the inflation pipe, and screw end cap portion left the certain distance apart from the hole for hang article.

Preferably, the connecting piece includes left fixed cover, right fixed cover, spacing groove and spacing screw, when the screw needs to be connected with the setting element, overlaps the fixed cover in screw end cap portion respectively with left fixed cover and right fixed cover, rolls up spacing screw in the spacing groove for left fixed cover and the synthetic whole of the fixed cover in right side, thereby wrap up screw end cap portion.

Preferably, the outer walls of the left fixing sleeve and the right fixing sleeve are provided with the same external thread, and the screw is in threaded connection with the positioning piece.

Preferably, the setting element includes a location section of thick bamboo, internal thread groove and handheld board, when needs with screw vertical fixation in the expansion pipe, puts into a location section of thick bamboo with the screw, and the screw passes through external screw thread and internal thread groove threaded connection, and operator's two fingers press on handheld board for a fixed section of thick bamboo is fixed to be placed on the wall, and under electric screwdriver's drive, the screw passes through a location section of thick bamboo and drills into the expansion pipe perpendicularly.

Preferably, the positioning cylinder is divided into a left positioning cylinder and a right positioning cylinder, the contact part of the left positioning cylinder and the right positioning cylinder is provided with a positioning seat, and the left positioning cylinder and the right positioning cylinder are connected through screws, so that the screws can be detached from the fixing cylinder after being installed.

Preferably, the outer wall of the positioning cylinder is provided with a clamping sleeve, telescopic rods are arranged at two ends of the clamping sleeve, the movable ends of the two telescopic rods are connected with the same positioning sleeve, the positioning sleeve is fixedly clamped on the outer wall of the electric screw driver, when the electric screw driver drives screws to enter the expansion pipe, the telescopic rods slide along with the screws, and therefore the electric screw driver drives the screws to vertically extend into holes in the installation process.

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

1. the utility model discloses a connecting action of fixed cover in a left side and the fixed cover in the right side makes the screw can carry out threaded connection with solid fixed cylinder, and fixed cover in a left side and the fixed cover in the right side screw relatively dismantle, leave the certain distance for screw end cap portion, the later stage of being convenient for hangs article.

2. The utility model discloses well operator is through a handheld board fixed position section of thick bamboo, and a location section of thick bamboo and electric screwdriver pass through the telescopic link and connect for the screw is under electric screwdriver's drive, and during perpendicular hole got into the expansion pipe, the one step of installation success of realization expansion screw reduced the operation degree of difficulty of installing the new hand.

Drawings

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

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is a schematic view of a connector structure;

FIG. 4 is a top view of the connection structure of the connection member and the screw;

fig. 5 is a schematic view of the construction of the expansion screw.

In the figure: 1-screws; 2-expansion pipe; 3-a connector; 31-left fixation sleeve; 311-card slot; 32-right fixed sleeve; 321-clamp column; 33-a limiting groove; 34-a limit screw; 4-a positioning element; 41-a positioning cylinder; 411-left positioning cylinder; 412-right positioning cylinder; 42-internal thread groove; 43-a hand-held board; 44-positioning seats; 5-external thread; 6-cutting the ferrule; 7-a telescopic rod; 8-positioning sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an inflation screw fixes a position auxiliary device, includes screw 1 and inflation pipe 2, 2 half-divisions of inflation pipe have a plurality of incisions, when screw 1 stretches into in the inflation pipe 2, screw 1 outwards extrudees inflation pipe 2 at rotatory in-process for inflation pipe 2 warp and hole in close contact with, thereby set screw 1's position, 1 outer wall of screw is equipped with connecting piece 3, and is equipped with setting element 4 between screw 1 and the electric screwdriver, when inflation screw 1 installs, under the mating reaction of setting element 4 and connecting piece 3, makes inflation screw 1 under electric screwdriver's drive, and perpendicular hole gets into inflation pipe 2, and 1 end cap portion of screw leaves the certain distance from the hole for hang article.

The connecting piece 3 includes left fixed cover 31, right fixed cover 32, spacing groove 33 and stop screw 34, draw-in groove 311 has been seted up to left fixed cover 31, and right fixed cover 32 is equipped with card post 321, when screw 1 needs to be connected with setting element 4, through the joint of draw-in groove 311 and card post 321, make left fixed cover 31 and right fixed cover 32 overlap respectively and establish at screw 1 end cap portion, roll up stop screw 34 in spacing groove 33, make left fixed cover 31 and right fixed cover 32 synthetic whole, thereby wrap up screw 1 end cap portion.

The outer walls of the left fixing sleeve 31 and the right fixing sleeve 32 are provided with the same external thread 5, and the screw 1 is connected with the positioning piece 4 through the external thread 5.

The setting element 4 is including a location section of thick bamboo 41, internal thread groove 42 and handheld board 43, internal thread groove 42 is seted up at a location section of thick bamboo 41 inner wall, and handheld board 43 sets up at a location section of thick bamboo 41 opening part, when with screw 1 vertical fixation in expansion pipe 2, in putting into a location section of thick bamboo 41 with screw 1 that the parcel has external screw thread 5, screw 1 is through external screw thread 5 and internal thread groove 42 threaded connection, operator's two fingers are pressed on handheld board 43, make a fixed section of thick bamboo fixed with the wall, under electric screwdriver's drive, screw 1 drills along a location section of thick bamboo 41 inner wall, thereby bore into in expansion pipe 2 perpendicularly.

The positioning cylinder 41 comprises a left positioning cylinder 411 and a right positioning cylinder 412, the contact position of the left positioning cylinder 411 and the right positioning cylinder 412 is provided with a positioning seat 44, the left positioning cylinder 411 and the right positioning cylinder 412 are connected through screws, and the positioning cylinder 41 can be detached by the aid of the screws 1 after installation, so that the left fixing sleeve 31 and the right fixing sleeve 32 can be detached conveniently in later period.

The outer wall of a positioning cylinder 41 is provided with a clamping sleeve 6, two ends of the clamping sleeve 6 are provided with telescopic rods 7, the inner wall of the fixed end of each telescopic rod 7 is provided with a rubber sleeve, the friction resistance of each telescopic rod 7 is increased, the movable end of each telescopic rod 7 is connected with the same positioning sleeve 8, the positioning sleeves 8 are fixedly clamped on the outer wall of an electric screwdriver, when the electric screwdriver drives screws 1 to enter an expansion pipe 2, the telescopic rods 7 slide along with the stretching of the screws 1, and therefore the electric screwdriver drives the screws 1 to vertically stretch into holes in the installation process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an inflation screw fixes a position auxiliary device, includes screw (1) and expansion pipe (2), expansion pipe (2) half opens has a plurality of incisions, and when screw (1) stretched into expansion pipe (2), screw (1) outwards extruded expansion pipe (2) in rotatory in-process for expansion pipe (2) warp and hole in close contact with, thereby the position of setscrew (1), its characterized in that: screw (1) outer wall is equipped with connecting piece (3), and is equipped with setting element (4) between screw (1) and the electric screwdriver, when inflation screw (1) is installed, under the mating reaction of setting element (4) and connecting piece (3) for inflation screw (1) is under electric screwdriver's drive, and perpendicular hole gets into in expansion pipe (2), and screw (1) end cap portion leaves certain distance from the hole for hang article.

2. The setscrew positioning aid according to claim 1, wherein: the connecting piece (3) comprises a left fixing sleeve (31), a right fixing sleeve (32), a limiting groove (33) and a limiting screw (34), when the screw (1) needs to be connected with the positioning piece (4), the left fixing sleeve (31) and the right fixing sleeve (32) are respectively sleeved on the end cap part of the screw (1), the limiting screw (34) is rolled in the limiting groove (33), the left fixing sleeve (31) and the right fixing sleeve (32) are integrated, and the end cap part of the screw (1) is wrapped.

3. The setscrew positioning aid according to claim 2, wherein: the outer walls of the left fixing sleeve (31) and the right fixing sleeve (32) are provided with the same external thread (5), and the screw (1) is connected with the positioning piece (4) through the external thread (5).

4. The setscrew positioning aid according to claim 3, wherein: the locating piece (4) comprises a locating cylinder (41), an internal thread groove (42) and a handheld plate (43), when the screw (1) is vertically fixed in the expansion pipe (2), the screw (1) is placed in the locating cylinder (41), the screw (1) is in threaded connection with the internal thread groove (42) through an external thread (5), two fingers of an operator are pressed on the handheld plate (43), the fixed cylinder is fixedly placed on the wall surface, and the screw (1) vertically drills into the expansion pipe (2) through the locating cylinder (41) under the driving of the electric screwdriver.

5. The setscrew positioning aid according to claim 4, wherein: the positioning cylinder (41) comprises a left positioning cylinder (411) and a right positioning cylinder (412), the contact part of the left positioning cylinder (411) and the right positioning cylinder (412) is provided with a positioning seat (44), and the left positioning cylinder (411) and the right positioning cylinder (412) are connected through screws, so that screws (1) are detached from the fixing cylinder after installation.

6. The setscrew positioning aid according to claim 4, wherein: the utility model discloses a screw driver, including location section of thick bamboo (41), cutting ferrule (6) both ends are equipped with telescopic link (7), two the expansion end of telescopic link (7) is connected with same position sleeve (8), position sleeve (8) fixed joint is at the electric screwdriver outer wall, and when electric screwdriver drive screw (1) got into expansion pipe (2), telescopic link (7) slided along with stretching into of screw (1) for electric screwdriver drives screw (1) and stretches into the hole perpendicularly in the installation.

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