CN110405673A

CN110405673A - The socket structure of box socket set

Info

Publication number: CN110405673A
Application number: CN201810384218.XA
Authority: CN
Inventors: 陈怡富
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2019-11-05

Abstract

A kind of socket structure of box socket set, comprising: set on a socket part of the working end of a box socket set, there is an angular sleeve joint hole in the socket part；One tool heads are a undergauge section between the ball end and the driving portion including a ball end and the driving portion for being connected to the ball end；By a clutch structure, the ball end is in conjunction with the sleeve joint hole or separates.The ball end can be vertical or the inclined socket part for being incorporated into the box socket set.

Description

The socket structure of box socket set

Technical field

The present invention is related with box socket set, is the set about box socket set in conjunction with sleeve in more detail Binding structure.

Background technique

Traditional box socket set has a downwardly projecting square cylindricality sleeving connecting rod in the working end of spanner, to and set The square drive hole socket of cylinder.Sleeve and spanner with combine after it is permanent be it is orthogonal, the angle of the two engagement will not change, so that spine The work angle of wheel case barrel spanner is restricted, workpiece (bolt or the spiral shell for position in narrow space or inaccessible position It is female) it is difficult to be operated.Therefore, be changed to the sleeving connecting rod by the position that ratchet drives can be 360 degree for improved box socket set The spherical portion of rotation, but derivative problem is that the connection of ratchet and spherical portion and driving become unstable, the torsion drop of spanner Low, sleeving connecting rod always can not be orthogonal with spanner holding, leads to other operational difficulties.

Summary of the invention

Technical problem underlying to be solved by this invention is, overcomes drawbacks described above of the existing technology, and provides one The socket structure of kind box socket set achievees the purpose that box socket set universal can be deflected with tool heads and is combined control, also The box socket set can be increased to the applicability of working environment.

The technical solution adopted by the present invention to solve the technical problems is:

A kind of socket structure of box socket set, comprising:

Set on a socket part of the working end of a box socket set, there is an angular sleeve joint hole in the socket part；

One tool heads, including a ball end and the driving portion for being connected to the ball end, which includes several same curvatures Arc surface, several arc surfaces surround the central axis at the ball end, and with angle of cut connection between two neighboring face, so that outside the ball end Profile is in polygonal face, is a undergauge section between the ball end and the driving portion；By a clutch structure, the ball end and the sleeve joint hole knot It closes or separates.

Preferably, the clutch structure includes filling out to set a ball in a hole of bead of the socket part side wall, the hole of bead；It is a set of Ring has an opening, which collects outside the socket part, pushes the ball to the sleeve joint hole, the ball is convex with part bead The sleeve joint hole and it is equipped in the undergauge sections of the tool heads out, the ball end is in conjunction with the sleeve joint hole；The maximum diameter at the ball end passes through The ball, the ball pushed away from the sleeve joint hole simultaneously ejection set ring extension, which is able to pass in and out the sleeve joint hole.

Preferably, the clutch structure includes filling out to set a ball in a hole of bead of the socket part side wall, the hole of bead；One control Ring processed is set in outside the socket part, and a spring is set on outside the socket part, and one end supports the work of the only box socket set End, the other end support the ring end of the only control ring；The inside of the control ring has a large-diameter portion and a small diameter portion；By the bullet of the spring Power effect, the small diameter portion correspond to the ball, push the ball to the sleeve joint hole, the part bead of the ball protrudes from the sleeve joint hole And it is locked to the undergauge section of the tool heads, the ball end is in conjunction with the sleeve joint hole；By the past direction for compressing the spring of the control ring Passage, the large-diameter portion correspond to the ball, when the maximum diameter at the ball end passes through the ball, which are pushed away the sleeve joint hole, the rolling The part bead of pearl enters the large-diameter portion, which is able to pass in and out the sleeve joint hole.

Preferably, the driving portion is polygonal sleeve.

Preferably, the driving portion is polygonal mast.

Preferably, the outer profile at the ball end is hex surface.

Effect of the invention:

The ball end can be vertical or the inclined socket part for being incorporated into the box socket set.

It is vertical or it is inclined make ball end in conjunction with socket part, reach box socket set and tool heads can universal deflection combined The purpose of control can also increase the box socket set to the applicability of working environment.

The invention has the advantages that achieving the purpose that box socket set universal can be deflected with tool heads is combined control, The box socket set can also be increased to the applicability of working environment.

Detailed description of the invention

Present invention will be further explained below with reference to the attached drawings and examples.

Fig. 1 is first embodiment of the invention stereogram exploded view.

Fig. 2 is first embodiment of the invention combination section one.

Fig. 3 is first embodiment of the invention combination section two.

Fig. 4 is the schematic diagram that first embodiment of the invention is used in working environment.

Fig. 5 is second embodiment of the invention stereogram exploded view.

Fig. 6 is third embodiment of the invention stereogram exploded view.

Fig. 7 is third embodiment of the invention combination section one.

Fig. 8 is third embodiment of the invention combination section two.

Figure label explanation:

10- box socket set

The working end 11-

The socket part 20-

21- sleeve joint hole

The hole of bead 22-

23- ball

30- tool heads

31- ball end

311- arc surface

The 312- angle of cut

32- driving portion

The polygonal form of sleeve of 321-

322- polygonal column rod type

33- undergauge section

40- clutch structure

41- lantern ring

411- opening

42- control ring

421- large-diameter portion

422- small diameter portion

43- spring

50- workpiece

Specific embodiment

For ease of illustration of present invention central idea represented in one column of foregoing invention content, hereby with specific embodiment table It reaches.Various difference objects are to describe in ratio, size, deflection or the displacement for being suitable for explanation, rather than press real in embodiment The ratio of border component is drawn, and conjunction is first chatted bright.

As shown in Figure 1, Figure 2, socket structure first embodiment of the present invention, comprising: set on the working end of a box socket set 10 11 socket part 20 has an angular sleeve joint hole 21 in the socket part 20.One tool heads 30, the tool heads 30 include a ball End 31 and be connected to the driving portion 32 at the ball end 31, the driving portion 32 can for polygonal form of sleeve 321 (as shown in Figure 1 to Figure 4) or Polygonal column rod type 322 (second embodiment as described in Figure 5).The ball end 31 includes the arc surface 311 of several same curvatures, Several arc surfaces 311 surround the central axis at the ball end 31, and make the ball accordingly between two neighboring face with an angle of cut 312 connection It holds 31 outer profiles in polygonal face, can be four edged surfaces, hex surface or ten dihedral angles.It is one between the ball end 31 and the driving portion 32 Undergauge section 33.

By a clutch structure 40, which combines or separates with the sleeve joint hole 21.The clutch structure 40 includes running through One hole of bead 22 of 21 side wall of socket part is filled out in the hole of bead 22 and sets a ball 23；One lantern ring 41 has an opening 411, by this The elasticity that opening 411 makes the lantern ring 41 have radial dilatation or collect.The lantern ring 41 is collected in outside the socket part 20 under normal conditions, is incited somebody to action Direction ejection of the ball 23 to the sleeve joint hole 21, because the aperture of 22 inner end of the hole of bead reduces, therefore the ball 23 is with part pearl Body protrudes the sleeve joint hole 21.

Such as Fig. 2, which is incorporated into the sleeve joint hole 21 of the socket part 20 with the ball end 31, passes through the receipts of the lantern ring 41 Beam elasticity, pushes the ball 23 to the sleeve joint hole 21, so that the part bead of the ball 23 is protruded from the sleeve joint hole 21, and be locked to The undergauge section 33 of the tool heads 30, the tool heads 30 are without the anxiety for being detached from the socket part 20.

Such as Fig. 3, when being intended to ball end 31 being detached from the sleeve joint hole 21, an external force is imposed by the tool heads 30 toward leaving the socket part 20 direction is drawn, and when the maximum diameter at the ball end 31 passes through the ball 23, which is pushed away the sleeve joint hole 21, the lantern ring 41 Radial dilatation elasticity provides the space that ball 23 is recessed, which can be detached from the sleeve joint hole 21.It operates in the opposite direction, According to same principle, which is incorporated into the sleeve joint hole 21.

By the ball end 31, what which can be vertical is combined (such as Fig. 2, Fig. 3) with the socket part 20, can also be inclined Oblique is combined (such as Fig. 4) with the socket part 20.A kind of work that can not make 10 horizontal of box socket set is particularly described in Fig. 4 Make environment, and by the present invention, which is combined with a kind of tilt angle suitable for the working environment with the ball end 31, is made Tool heads 30 smoothly with 50 fitting of workpiece, the box socket set 10 can the socket part 20 drive the tool heads 30 rotation with The elastic workpiece 50.

Such as Fig. 6 to Fig. 8, socket structure 3rd embodiment of the present invention.The clutch structure 40 includes a control ring 42 and a bullet Spring 43 is set on the outside of the socket part 21, which, which supports, terminates in the working end 11, and the other end supports and terminates in the control The ring end of ring 42.The inside of the control ring 42 has a large-diameter portion 421 and a small diameter portion 422.Under normal conditions, such as Fig. 7, by the bullet The elastic force of spring 43 acts on, and the corresponding ball 23 of the small diameter portion 422 pushes the ball 23 to the sleeve joint hole 21, and with part bead The sleeve joint hole 21 is protruded from, and is locked to the undergauge section 33 of the tool heads 30.Such as Fig. 8, elapsed toward the direction for compressing the spring 43 The control ring 42 makes its compressed spring 43, and with the corresponding ball 23 of the large-diameter portion 421, which provides the ball 23 The space moved back pushes out the ball 23 when the maximum diameter at the ball end 31 passes through the ball 23, and part bead enters the major diameter Portion 421, the ball 23 recess the sleeve joint hole 21, which can be detached from the sleeve joint hole 21.It operates in the opposite direction, according to same Principle, which is incorporated into the sleeve joint hole 21.

The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, it is all It is any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the invention, still falls within In the range of technical solution of the present invention.

Claims

1. a kind of socket structure of box socket set characterized by comprising

One tool heads, including a ball end and the driving portion for being connected to the ball end, which includes the circular arc of several same curvatures Face, several arc surfaces surround the central axis at the ball end, and with angle of cut connection between two neighboring face, so that the ball end outer profile It is a undergauge section between the ball end and the driving portion in polygonal face；By a clutch structure, the ball end in conjunction with the sleeve joint hole or Separation.

2. the socket structure of box socket set according to claim 1, which is characterized in that the clutch structure includes passing through A hole of bead of the socket part side wall is worn, is filled out in the hole of bead and sets a ball；One lantern ring, has an opening, which collects in the set Outside socket part, push the ball to the sleeve joint hole, which protrudes the sleeve joint hole with part bead and be equipped in being somebody's turn to do for the tool heads Undergauge section, the ball end is in conjunction with the sleeve joint hole；The maximum diameter at the ball end is pushed away from the sleeve joint hole and is pushed away by the ball, the ball The set ring extension is pushed up, which is able to pass in and out the sleeve joint hole.

3. the socket structure of box socket set according to claim 1, which is characterized in that the clutch structure includes passing through A hole of bead of the socket part side wall is worn, is filled out in the hole of bead and sets a ball；One control ring is set in outside the socket part, and a spring is worn It covers outside the socket part, one end supports the working end of the only box socket set, and the other end supports the ring end of the only control ring；It should The inside of control ring has a large-diameter portion and a small diameter portion；It is acted on by the elastic force of the spring, which corresponds to the ball, by this Ball pushes the sleeve joint hole to, and the part bead of the ball protrudes from the sleeve joint hole and is locked to the undergauge section of the tool heads, should Ball end is in conjunction with the sleeve joint hole；By the control ring toward the direction passage for compressing the spring, which corresponds to the ball, the ball end Maximum diameter when passing through the ball, which is pushed away into the sleeve joint hole, the part bead of the ball enters the large-diameter portion, the ball end It is able to pass in and out the sleeve joint hole.

4. the socket structure of box socket set according to claim 1, which is characterized in that the driving portion is polygonal set Cylinder.

5. the socket structure of box socket set according to claim 1, which is characterized in that the driving portion is polygonal column Bar.

6. the socket structure of box socket set according to claim 1, which is characterized in that the outer profile at the ball end is Hex surface.