CN109531483A - Sleeve - Google Patents

Abstract

The invention discloses a kind of sleeves, it is espespecially a kind of to can provide the thicker quill of thickness, the unlock or locking of the nut of continuous class interval diameter are provided with stronger force intensity, and it can reach the sleeve person of multiple sized variation, it is mainly in the force-application block and limiting slot that are formed with equal part arrangement continuous adjacent annular in shape on the medium altitude chamber internal diameter of outer sleeve, the limiting slot for one first quill limit base fitting, first quill is mainly provided with multiple force sections annularly arranged in an axle bed front end, the limit base fitting on the top force Duan Yiqi is limited in the limiting slot of outer sleeve, and direction of the limit base in medium altitude chamber is integrally formed with a force seat, and the internal diameter for the seat that exerts a force forms a force surface, this applies face seat as the past tapered conical surface in force surface direction, first axle bed for an elastic parts one end It is arranged, and can provide the sleeve person of unlock or the locking of the nut of 2 continuous class interval diameters.

Description

Sleeve

Technical field

The present invention is a kind of related sleeve, espespecially a kind of to can provide the thicker quill of thickness, strong with stronger force Degree provides the unlock or locking of the nut of continuous class interval diameter, and can reach the sleeve of multiple sized variation.

Background technique

Press, the size of general common nut, can about be divided into 9mm, 11mm, 13mm, 15mm, 17mm, 19mm, 21mm, The continuous class interval size of 23mm... etc., and general work occasion, automobile reparation or construction site are used in single size sleeve On, it is clear that it has not been inconsistent demand, has can provide the sleeve that 2 kinds of various sizes of nuts use as shown in fig. 1~fig. 5 in this way, having, it should Sleeve mainly includes an outer sleeve 1 and one first inner sleeve 2, in which:

One outer sleeve 1, one end of the outer sleeve 1 are the tool-joint 11 for tool socket force, and different from tool-joint 11 one end is a workpiece joints 12, for an internal diameter is that (its internal diameter is hexagonal shrinking section 13 in one first in the workpiece joints 12 HEX1 medium altitude chamber), and the outer sleeve 1 is equipped with one and extends transversely through the screw hole 14 for being connected interior hexagonal shrinking section 13 (HEX1)；

One inner sleeve 2, the internal diameter of the inner sleeve 2 are hexagonal shrinking section 21 (HEX2) in one second, and with this six in second The outer diameter 22 of angle shrinking section 21 (its internal diameter is HEX2) is sleeved in first in hexagonal shrinking section 13 (HEX1), and in the inner sleeve 2 sides are extended transversely through equipped with a sliding slot 23, and make 2 end of inner sleeve by one end contact of an elastic parts 24, and the inner sleeve Cylinder 2 is by a locating part 25 by spiro and makes the end of the locating part 25 that can be sheathed on inner sleeve in screw hole 14 inside outside outer sleeve 1 The rear end 231 of the sliding slot 23 of cylinder 2.

Then, it please refers to shown in Fig. 6, when the nut 9 of user's smaller size to be unlocked, in the second of inner sleeve 2 Hexagonal shrinking section 21 (HEX2) is sleeved on the outer diameter of nut 9, the drive of the manually or electrically tool by being socketed on tool-joint 11 It is dynamic, and hexagonal shrinking section 21 (HEX2) by its outer diameter 22 is sleeved on hexagonal shrinking section 13 (HEX1) in the first of outer sleeve in second On, so that inner sleeve 2 is limited, and rotate with the rotation of outer sleeve 1, to reach the nut 9 of unlock smaller size, please refers to Shown in Fig. 7, when the nut 91 of larger size to be unlocked, nut 91 is inserted in sleeve, the outer diameter of nut 91 is greater than interior at this time The internal diameter of hexagonal shrinking section 21 (HEX2) in the second of sleeve 2, and inner sleeve 2 is pushed to displacement in medium altitude chamber, and make spiral shell The outer diameter of cap 91 can reach the spiral shell of unlock larger size by the engagement of hexagonal shrinking section 13 (HEX1) in the first of outer sleeve 1 Cap 91, and when nut 91 exits outside sleeve, which is resisted against sliding slot by 24 elastic returning of elastic parts to locating part 25 Until 23 rear end 231, it can reach and the sleeve that 2 kinds of various sizes of nuts use is provided.

The structure that 2 kinds of various sizes of nuts use so is provided, for the convenience for asking construction, it will usually to provide continuous ruler Very little nut is its sleeve design, that is, the sleeve can be with 9mm, 11mm or 11mm, 13mm or 13mm, 15mm or 15mm, 17mm ... Etc. continuous class interval size design, when the internal diameter of hexagonal shrinking section 13 (HEX1) in the first of outer sleeve 1 is 15mm, the inner sleeve The internal diameter of hexagonal shrinking section 21 (HEX2) is then 13mm in the second of cylinder 2, so, the wall thickness T thickness of the inner sleeve 2 depends on interior In the second of sleeve 2 internal diameter of hexagonal shrinking section 21 (HEX2) in the first of outer sleeve 1 hexagonal shrinking section 13 (HEX1) it is interior The size disparity of diameter, that is, T=HEX1-HEX2, so, the unilateral wall thickness T of inner sleeve 2 is (HEX1-HEX2) ÷ 2=at this time The wall thickness T of 1mm, such 1mm are torsion when bearing 2 stress of inner sleeve, it is clear that it is insufficient, and the case where be easy to produce deformation, and It bears torsion and will not occur to deform required intensity to reach, so wall thickness of the inner sleeve group 2 with such as 2mm need to be made T so that the sleeve only can provide the discontinuous size level such as 13mm, 17mm or 15mm, 19mm away from sleeve, and nothing Method provide continuous size level away from sleeve so that user can not about judge the size (such as 13mm or 15mm) of nut The sleeve of continuous class interval size 13-15mm of taking uses, and after need to correctly judging that the size of nut is about 13mm or 15mm, then looks for To there is the sleeve of just size to begin to act, thus increase the puzzlement in work.

Please referred to shown in Fig. 8 again, for embodiment signal one, can also be arranged in the inner sleeve 2 one second inner sleeve 3 or More quills, but make that the sleeve can provide 3 kinds or 3 kinds of differences but the nut of continuous size uses, but its identical wall The thickness of thick T is obviously insufficient, and the case where be easy to produce deformation.

Summary of the invention

The main object of the present invention, is to provide and a kind of is limited in outer sleeve by the limit base fitting of the first quill Limiting slot, and can increase force seat thickness, and then can increase its exert a force intensity sleeve.

Outer sleeve is limited in by the limit base fitting of the first quill it is another object of the present invention to provide a kind of Limiting slot in, and changeable exert a force seat thickness, more to meet the sleeve to the continuous multiple changes in demand of size nut.

In order to achieve the above object, one end that the present invention is mainly an outer sleeve is the tool-joint for tool socket force, and One end different from tool-joint is a workpiece joints, is a medium altitude chamber, shape on the internal diameter of the medium altitude chamber in the workpiece joints At the force-application block and limiting slot for having equal part arrangement continuous adjacent annular in shape, the limiting slot is by directly going to tool-joint in force seat The groove of wall thickness direction setting is equipped with 3 longitudinal directions through the through-hole of a linking medium altitude chamber, through-hole difference in the outer sleeve Through limiting slot；And the medium altitude chamber is arranged for one first quill, mainly in forming an axis hole in an axle bed, And the axle bed front end is provided with 3 force sections annularly arranged, which be limited in the limit base fitting on its top The limiting slot of outer sleeve enables first quill in lateral displacement in medium altitude chamber, and the limit base is toward medium altitude chamber Interior direction is integrally formed with a force seat, and the internal diameter for the seat that exerts a force forms a force surface, this applies face seat as past force surface direction The tapered conical surface, and an opening-like grooving is opened up in the force section front end, which is installed with for a limited post, the limit The top riveting knot of column is fixedly arranged in the through-hole of outer sleeve, and the bottom end of the limited post is no more than the internal diameter of force seat, each is applied in this A short slot is formed between power section, which is arranged for one end of an elastic parts, which is located in medium altitude chamber It is interior.

The advantages of this sleeve is to be:

(1) limiting slot of outer sleeve is limited in by the limit base fitting of the first quill, when the force seat of outer sleeve (HEX3) internal diameter be with existing first in hexagonal shrinking section (HEX1) be all 15mm when, the force surface of first quill (HEX4) in internal diameter and existing second when hexagonal shrinking section (HEX2) Xiang Tongwei 13mm, at this point, the wall of first quill Thick T is to add with a thickness of the difference in internal diameters (with existing identical 1mm) of the internal diameter and force surface (HEX4) that depend on force seat (HEX3) The thickness of upper limit seat (T1), that is, T=HEX3-HEX4+T1, in this way, the wall thickness T of the first quill compares thickness with existing Degree increases the thickness of T1, so increases the force intensity of the first quill.

(2) limiting slot of outer sleeve is limited in by the limit base fitting of the first quill, when the thickness foot of T1 at this time To support the stress of quill, make to be originally used for 13mm just that the force surface (HEX4) of support thickness can be reached, it can be reduced and applied Gap between power seat (HEX3), that is, the force surface (HEX4) that is originally used for 13mm can be used as 13.5mm, 14mm or 14.5mm ... Size, to meet the sleeve user of multiple sized variation.

(3) it is limited in the limiting slot of outer sleeve by the limit base fitting of the first quill, force surface can be reduced (HEX4) to gap slightly between force seat (HEX3), that is, when force seat (HEX3) is 15mm, and force surface (HEX4) can It is 9/16 ", it is English system so as to provide one be metric system one, and the use of the small two kinds of size sockets of size disparity, and the force surface (HEX4) can be by the support of limit base, and the doubt without damage.

Detailed description of the invention

Fig. 1 is existing sleeved three-dimensional appearance schematic diagram.

Fig. 2 is existing sleeved perspective exploded view.

Fig. 3 is existing sleeved combined planar schematic diagram.

Fig. 4 is the diagrammatic cross-section of existing outer sleeve.

Fig. 5 is existing sleeved combination diagrammatic cross-section.

Fig. 6 is existing sleeved planar gesture schematic diagram one.

Fig. 7 is existing sleeved planar gesture schematic diagram two.

Fig. 8 is existing sleeved embodiment schematic diagram one.

Fig. 9 is three-dimensional appearance schematic diagram of the invention.

Figure 10 is perspective exploded view of the invention.

Figure 11 is combined planar schematic diagram of the invention.

Figure 12 is the diagrammatic cross-section of outer sleeve of the present invention.

Figure 13 is combination diagrammatic cross-section of the invention.

Figure 14 is planar gesture schematic diagram one of the invention.

Figure 15 is planar gesture schematic diagram two of the invention.

Figure 16 is front-view schematic diagram of the invention.

Figure 17 is the combination diagrammatic cross-section of the preferred embodiment of the present invention one.

Figure 18 is the combination diagrammatic cross-section of the preferred embodiment of the present invention two.

Figure 19 is the perspective exploded view of the preferred embodiment of the present invention three.

[symbol description]

1- outer sleeve group

11- tool-joint 12- workpiece joints

13- the first inner sleeve shrinking section 14- screw hole

2- inner sleeve group

21- the second inner sleeve shrinking section 22- outer diameter

The rear end 23- sliding slot 231-

24- elastic parts 25- locating part

The second inner sleeve of 3-

4- outer sleeve group

41- tool-joint 42- workpiece joints

43- medium altitude chamber 44- force-application block

45- limiting slot 46- through-hole

The first quill of 5-

51- axle bed

52- axis hole

53- force section

531- limit base 532- force seat

533- force surface 534- grooving

The 535- conical surface

55- short slot

56- elastic parts

9,91,92,93- nut

T, T1- wall thickness

Specific embodiment

Hereinafter, it is existing with regard to structure of the invention content and its feature, and be described in detail with the accompanying drawings as follows, it is believed that it can be just of the invention Content and its generation the effect of, make further to understand.

It please refers to shown in Fig. 9~Figure 13, this sleeve mainly includes an outer sleeve 4 and one first quill 5, feature It is:

One outer sleeve 4, one end of the outer sleeve 4 are the tool-joint 41 for tool socket force, and different from tool-joint 41 one end is a workpiece joints 42, is a medium altitude chamber 43 in the workpiece joints 42, is formed on the internal diameter of the medium altitude chamber 43 (present invention is with 3 force-application blocks for the force-application block 44 (its internal diameter is HEX3) and limiting slot 45 for having equal part arrangement continuous adjacent annular in shape State is preferably implemented for it in 44 and 3 limiting slots 45, and the force-application block 44 and limiting slot 45 of the continuous adjacent can form medium altitude chamber Internal diameter), the limiting slot 45 by directly gone in force-application block 44 tool-joint 41 wall thickness direction be arranged groove, in the outer sleeve 4 are equipped with 3 longitudinal directions through the through-hole 46 of a linking medium altitude chamber 43, which extends through in limiting slot 45；

One first quill 5, the first movable inner sleeve cylinder 5 can be sheathed in the medium altitude chamber 43 of outer sleeve 4, main It is in forming an axis hole 52 in an axle bed 51, and 51 front end of axle bed is provided with 3 force sections 53 annularly arranged, the force Section 53 is limited in the limiting slot 45 of outer sleeve 4 with 531 fitting of limit base on its top, enables first quill 5 in Lateral displacement in hollow cavity 43, the direction of the limit base 531 in medium altitude chamber 43 are applied integrally formed with a force seat 532 The internal diameter of power seat 532 forms a force surface 533 (its internal diameter is HEX4), this applies face seat 532 as past direction force surface 533 (HEX4) The tapered conical surface 535, and an opening-like grooving 534 is opened up in 53 front end of force section, the grooving 534 is for a limited post 54 are installed with, and the top riveting knot of the limited post 54 is fixedly arranged in the through-hole 46 of outer sleeve 4, and the bottom end of the limited post 54 is no more than force The internal diameter of seat 44, forms a short slot 55 between each force section 53, which is arranged for one end of an elastic parts 56, The elastic parts 56 is located in medium altitude chamber 43.

It please refers to shown in Figure 14, when the nut 92 of user's smaller size to be unlocked, by applying for the first quill 5 The force surface 533 of power section 53 is sleeved on the outer diameter of nut 9, the drive of the manually or electrically tool by being socketed on tool-joint 41 It moves, and is limited in the limiting slot 45 of outer sleeve 4 by 531 fitting of limit base for the section 53 that exerts a force, so that the first quill 5 is limited Position, and rotates with the rotation of outer sleeve 4, to reach the nut 92 of unlock smaller size, please refers to shown in Figure 15, when being intended to unlock When the nut 93 of larger size, nut 93 is inserted in sleeve, the outer diameter of nut 93 is greater than applying for the first movable inner sleeve cylinder 5 at this time The internal diameter of power section (HEX4), and the first quill 5 is pushed to displacement in medium altitude chamber, and make the outer diameter of nut 93 by housing The engagement of the force-application block 44 (HEX3) of cylinder 4 can reach the nut 93 of unlock larger size, and when nut 93 exits outside sleeve When, first quill 5 by 56 elastic returning of elastic parts until the end of grooving 534 is resisted against limited post 54, it is reachable The sleeve used to 2 kinds of various sizes of nuts of offer.

In this way, please refer to shown in Figure 16, when the internal diameter of the force seat 44 (HEX3) of outer sleeve 4 of the invention is and existing the When hexagonal shrinking section 13 (HEX1) is all 15mm in one, the internal diameter of the force surface 533 (HEX4) of first quill 5 with it is existing In second when hexagonal shrinking section 21 (HEX2) Xiang Tongwei 13mm, at this point, the wall thickness T of first quill 5 is with a thickness of depending on The internal diameter of force-application block 44 (HEX3) and the difference in internal diameters (with existing identical 1mm) of force surface 533 (HEX4) add limit base 531 (T1) thickness, that is, T=HEX3-HEX4+T1, in this way, the wall thickness T of the first quill 5 and existing thickness of comparing increase The thickness of T1 so increases the force intensity of first quill 5.

It please refers to shown in Figure 17, is the preferred embodiment of the present invention one, wherein foregoing first quill 5 wall thickness T is that (reproduction has phase with a thickness of the difference in internal diameters of internal diameter and force surface 533 (HEX4) depending on force-application block 44 (HEX3) With 1mm) add the thickness of limit base 531 (T1), that is, T=HEX3+HEX4+T1, when at this time, the thickness of T1 is enough to support work The stress of moving sleeve 5 can reduce it and apply then making to be originally used for 13mm just that the force surface 533 (HEX4) of support thickness can be reached Gap between power block 44 (HEX3), also the force surface 533 (HEX4) of as 13mm, can reduce it between force seat 44 (HEX3) Gap, and the size for becoming 13.5mm, 14mm or 14.5mm ... is made, it is used with meeting the sleeve of multiple sized variation.

It please refers to shown in Figure 18, is the preferred embodiment of the present invention two, wherein when the size list of the nut made on the market Position remove common metric system, also some as unit of English system, and when the nut is having a size of 9/16 " when (about 14.2875mm), be only capable of Sleeve made in Great Britain is found using use, or with the 15mm sleeve in 13-15mm in use, being easy because 15mm sleeve still has gap The deterioration extent of nut sliding teeth is caused, and the present invention can reduce between force surface 533 (HEX4) and force-application block 44 (HEX3) to slightly Gap or even practically negligible, that is, be 15mm with force-application block 44 (HEX3), and force surface 533 (HEX4) is 9/16 ", to mention It is metric system one for one is made in Great Britain, and the use of the small two kinds of size sockets of size disparity, and the force surface 533 (HEX4) can be by The support of limit base 531, and the doubtful anxiety without damage.

It please refers to shown in Figure 19, is the preferred embodiment of the present invention three, wherein the present invention includes an outer sleeve 4, one First quill 5 and one second quill 6,6 front end of the second quill be provided with 3 annularly arrange first apply Power section 61, the first force section 61 are sheathed on the two adjacent conical surface 535 on the first quill 5 with its 62 both ends of the first limit base In, the back side of the first force section 61 is resisted against on the force-application block 44 of outer sleeve 4, and first limit base 62 is in medium altitude chamber 43 Direction integrally formed with one first force seat 63, and first force seat 63 internal diameter formed one first force surface 64, in this way, can The sleeve for obtaining 3 kinds of sizes uses, and so on, third quill, the 4th quill ... can be increased on demand, with symbol Close the sleeve of multiple using effect.

Aforementioned present invention is only given an example with preferred embodiment, real when that can carry out each variation to those skilled in the art It applies, but this change, should all include in spirit and scope of the invention.

In conclusion the present invention is limited in outer sleeve group by inner sleeve group and middle sleeve group, it is possible to provide 2 continuous grades The unlock or locking of nut away from diameter, the whether change in structure, or be the enhancement in effect, all need not Doubt, and the present invention is not found in publication before application, also not publicly uses, it is real to have met patent application important document, therefore mention in accordance with the law Patent application out.

Claims (8)

1. a kind of sleeve mainly includes an outer sleeve and one first quill, it is characterised in that:

One outer sleeve, one end of the outer sleeve is the tool-joint for tool socket force, and is different from one end of tool-joint One workpiece joints, the interior workpiece joints are a medium altitude chamber, and equal part arrangement annular in shape is formed on the internal diameter of the medium altitude chamber and is connected Continue adjacent force-application block and limiting slot, which is by directly going to the recessed of the wall thickness direction setting of tool-joint in force seat Slot；

One first quill, which be sheathed in the medium altitude chamber of outer sleeve, mainly in an axis An axis hole is formed in seat, and the axle bed front end is provided with the force section annularly arranged, the limit base on the top force Duan Yiqi Fitting is limited in the limiting slot of outer sleeve, and direction of the limit base in medium altitude chamber exerts a force integrally formed with a force seat The internal diameter of seat forms a force surface, this applies face seat as toward the tapered conical surface in force surface direction, the axle bed is for an elastic parts One end is arranged, which be located in medium altitude chamber.

2. sleeve as described in claim 1, which is characterized in that during the force-application block and limiting groove of 3 continuous adjacents can be formed The internal diameter of hollow cavity.

3. sleeve as described in claim 1, which is characterized in that the outer sleeve is equipped with longitudinal direction through a linking medium altitude chamber Through-hole, the through-hole run through the limiting slot.

4. sleeve as described in claim 1, which is characterized in that the force section front end opens up an opening-like grooving, this is cut Slot is installed with for a limited post, and the top riveting knot of the limited post is fixedly arranged in the through-hole of outer sleeve.

5. sleeve as claimed in claim 4, which is characterized in that the bottom end of the limited post is no more than the internal diameter of force seat.

6. sleeve as described in claim 1, which is characterized in that the thickness of the limit base is equal to the thickness of force seat.

7. sleeve as described in claim 1, which is characterized in that the thickness of the limit base is greater than the thickness of force seat.

8. sleeve as described in claim 1, which is characterized in that be arranged with one second quill in the outer sleeve, this second Quill front end is provided with the first force section annularly arranged, which is sheathed on On first quill in the two adjacent conical surfaces, the back side of the first force section is resisted against on the force-application block of outer sleeve, this first Direction of the limit base in medium altitude chamber is integrally formed with one first force seat, and the internal diameter of the first force seat forms one first and applies Power face.