CN215789488U

CN215789488U - Sleeve for screwing special double-head screw

Info

Publication number: CN215789488U
Application number: CN202122204526.XU
Authority: CN
Inventors: 吕三龙
Original assignee: Wuxi Peak Hydraulic Co ltd
Current assignee: Wuxi Peak Hydraulic Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-11
Anticipated expiration: 2031-09-13

Abstract

The application relates to a double-end screw assembly technical field provides a special double-end screw screws up and uses sleeve, include: the tool comprises a sleeve body and a limiting body, wherein a threaded hole is formed in one end of the sleeve body, a first tool assembly limiting hole is formed in the other end of the sleeve body, the limiting body is arranged in the threaded hole, and the position of the limiting body in the threaded hole is adjustable; during the assembly, double-threaded screw's one end threaded connection in threaded hole and butt spacing body, driving tool with order about the cover barrel body after the spacing hole assembly of first instrument assembly and rotate with the synchronous drive double-threaded screw that rotates to realize double-threaded screw's mechanized installation, can reach and screw up required torsion, improve double-threaded screw's installation effectiveness and installation quality.

Description

Sleeve for screwing special double-head screw

Technical Field

The application belongs to the technical field of double-end screw assembly, and more specifically relates to a special double-end screw screws up and uses sleeve.

Background

The existing plate type multi-way valve is generally assembled by adopting a double-headed screw. The both ends of double-end screw are helicitic texture, and double-end screw does not have suitable wrong instrument of twisting when twisting into the valve body like this, directly adopts the mode of manual twist usually, and is inefficient like this, and suitable torsion can't be twisted to the mode of manual twist simultaneously, probably causes not hard up at the use, leads to double-end screw installation quality not good.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a special double-end screw screws up and uses sleeve to there is inefficiency, the not good technical problem of installation quality in the mode of double-end screw use manual screw-in among the solution prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: provided is a special double-ended screw tightening sleeve, comprising: the tool comprises a sleeve body and a limiting body, wherein a threaded hole is formed in one end of the sleeve body, a first tool assembly limiting hole is formed in the other end of the sleeve body, the limiting body is arranged in the threaded hole, and the position of the limiting body in the threaded hole is adjustable; during assembly, one end of the double-threaded screw is in threaded connection with the threaded hole and abutted against the limiting body, and the driving tool and the first tool are assembled in the limiting hole and then drive the sleeve body to rotate so as to synchronously drive the double-threaded screw to rotate.

In one embodiment, the limiting body comprises a cylinder, one end of the cylinder is provided with a protrusion for abutting against the end surface of the double-threaded screw, the other end of the cylinder is provided with a second tool assembly limiting hole, and the outer peripheral surface of the cylinder is provided with an external thread so that the cylinder is in threaded connection with the threaded hole.

In one embodiment, the protrusions are hemispherical protrusions.

In one embodiment, the first tool assembly limiting hole is a rectangular hole or an inner hexagonal hole.

In one embodiment, the second tool assembly limiting hole is a rectangular hole or an inner hexagonal hole.

In one embodiment, the sleeve body and the spacing body are both made of steel.

In one embodiment, one end of the sleeve body, which is far away from the first tool assembly limiting hole, is provided with a guide hole, and the diameter of the guide hole is larger than that of the threaded hole.

The application provides a pair of special double-end screw screws up and lies in with telescopic beneficial effect: during the assembly double-threaded screw, earlier with double-threaded screw's one end threaded connection in the threaded hole and the spacing body of butt, then with double-threaded screw's the other end spiro union in the mounting hole of piece formula multiple unit valve, with the spacing hole cooperation of assembly tool and first instrument assembly at last to make assembly tool order about the cover barrel and rotate in order to drive the double-threaded screw in step and rotate, thereby realize double-threaded screw's mechanized installation, can reach and screw up required torsion, improve double-threaded screw's installation effectiveness and installation quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structural view of a special double-threaded screw tightening sleeve provided in an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

1. a sleeve body; 11. a threaded hole; 12. assembling a limiting hole by a first tool; 13. a guide hole; 2. a limiting body; 21. a cylinder; 22. a protrusion; 23. and assembling the limiting hole by using a second tool.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, a description will now be given of a special double-threaded screw tightening sleeve according to an embodiment of the present invention. This special double-end screw screws up and uses sleeve includes: a sleeve body 1 and a spacing body 2. Wherein, one end is equipped with screw hole 11 in the cover barrel 1, and the other end is equipped with first instrument assembly spacing hole 12, and spacing body 2 is located in screw hole 11, and spacing body 2 is adjustable in the position of screw hole 11. During the assembly, the one end threaded connection of double-end screw is in screw hole 11 and the spacing body 2 of butt, and driving tool orders about the sleeve body 1 after 12 assembly in the spacing hole of first instrument assembly and rotates with the synchronous drive double-end screw rotation. The limiting body 2 is used for limiting the depth of the threads of the double-threaded screw in the threaded hole 11, and the subsequent double-threaded screw is conveniently separated from the sleeve body 1.

In this embodiment, during the assembly double-thread screw, earlier with double-thread screw's one end threaded connection in screw hole 11 and butt spacing body 2, then with double-thread screw's the other end spiro union in the mounting hole of piece formula multiple unit valve, at last with the cooperation of assembly tool and the spacing hole 12 of first instrument assembly, so that assembly tool orders about cover barrel 1 and rotates in order to drive double-thread screw in step and rotate, thereby realize double-thread screw's mechanized installation, can reach and screw up required torsion, improve double-thread screw's installation effectiveness and installation quality. The double-end screw and the sleeve body 1 are in threaded connection with 1-3 threads in a manual mode, the double-end screw and the sheet type multi-way valve are in threaded connection with 1-3 threads in a manual mode, and then the sleeve body 1 and the double-end screw are driven to rotate by an assembling tool. In the present embodiment, the sleeve body 1 is a cylindrical body 21.

In this embodiment, the position-limiting body 2 includes a cylinder 21, one end of the cylinder 21 is provided with a protrusion 22 for abutting against the end surface of the double-threaded screw, the other end of the cylinder 21 is provided with a second tool-mounting position-limiting hole 23, and the outer peripheral surface of the cylinder 21 is provided with an external thread so that the cylinder 21 is screwed into the threaded hole 11. The position adjustment of cylinder 21 in screw hole 11 is realized through threaded connection's mode, and protruding 22 is used for reducing the contact surface of spacing body 2 and double-end screw, makes things convenient for follow-up separation, and spacing hole 23 of second instrument assembly is used for adjusting the position of spacing body 2 in screw hole 11 with the fitting tool cooperation.

In the present embodiment, the protrusions 22 are hemispherical protrusions 22, so that the friction force of the hemispherical protrusions 22 against the end surface of the double-threaded screw can be reduced.

In the present embodiment, the first tool assembly limiting hole 12 is a rectangular hole or an inner hexagonal hole. The second tool assembly limiting hole 23 is a rectangular hole or an inner hexagonal hole. Rectangular hole and hexagon socket head cap type hole are the standard hole, and convenient like this matches with erecting tool, and erecting tool can be for electronic bottle opener, can change the spacing hole of different model instrument heads so that the different models of adaptation.

In this embodiment, the sleeve body 1 and the spacing body 2 are both made of steel, preferably stainless steel, which can be used repeatedly and for a long time.

In this embodiment, one end of the sleeve body 1 away from the first tool assembly limiting hole 12 is provided with a guide hole 13, the diameter of the guide hole 13 is larger than that of the threaded hole 11, and the guide hole 13 is used for facilitating the alignment of the double-threaded screw with the threaded hole 11 so as to manually and rapidly screw 1-3 threads.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a special double-end screw screws up and uses sleeve which characterized in that includes: the sleeve comprises a sleeve body (1) and a limiting body (2), wherein a threaded hole (11) is formed in one end of the sleeve body (1), a first tool assembling limiting hole (12) is formed in the other end of the sleeve body (1), the limiting body (2) is arranged in the threaded hole (11), and the position of the limiting body (2) in the threaded hole (11) is adjustable; during assembly, one end of the double-threaded screw is in threaded hole (11) and abutted to the limiting body (2), and the driving tool and the first tool assembly limiting hole (12) are assembled to drive the sleeve body (1) to rotate so as to synchronously drive the double-threaded screw to rotate.

2. The special double-ended screw tightening sleeve of claim 1, wherein: spacing body (2) include cylinder (21), the one end of cylinder (21) is equipped with and is used for the butt protruding (22) of double-end screw terminal surface, the other end of cylinder (21) is equipped with spacing hole of second instrument assembly (23), the outer peripheral face of cylinder (21) is equipped with the external screw thread so that cylinder (21) threaded connection in screw hole (11).

3. The special double-ended screw tightening sleeve of claim 2, wherein: the protrusions (22) are hemispherical protrusions (22).

4. The special double-ended screw tightening sleeve of claim 2, wherein: the first tool assembling limiting hole (12) is a rectangular hole or an inner hexagonal hole.

5. The special double-ended screw tightening sleeve of claim 2, wherein: the second tool assembling limiting hole (23) is a rectangular hole or an inner hexagonal hole.

6. The special double-ended screw tightening sleeve according to any one of claims 1-5, wherein: the sleeve body (1) and the limiting body (2) are both made of steel.

7. The special double-ended screw tightening sleeve of claim 6, wherein: one end, far away from the first tool assembling limiting hole (12), of the sleeve body (1) is provided with a guide hole (13), and the aperture of the guide hole (13) is larger than that of the threaded hole (11).