CN1414253A

CN1414253A - Mechanical method of fixed connection and its apparatus

Info

Publication number: CN1414253A
Application number: CN 02107291
Authority: CN
Inventors: 毛志华
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-03-28
Filing date: 2002-03-23
Publication date: 2003-04-30
Anticipated expiration: 2022-03-23
Also published as: CN1288357C

Abstract

The present invention provides a mechanical method for fixing and connecting universal parts and common mechanism, which is need to be assembled and disassembled, it is characterized by that its device uses hand or spanner or electric machine to rotate the inner sleeve of the device chockwisely, and makes the end surface of a through pipe of the device supporting a tray, the tray supports a slide block to make upword motion along an inclined surface of the internal sleeve of the device, at the same time, it produces displacement toward a connecting piece, and finally, the slide block of the device locks around the connecting piece, so achieves the aim of fixing and connecting. Advantages simple in manufacturing, convenient to operate, safe and reliable, no noise, etc.

Description

A kind of mechanical means that is fixedly connected and device thereof

The present invention relates to a kind of device that connects with mechanical method fixation.

A lot of having of the detachable other class of device center opening door that is fixedly connected, as: scyewed joint, pin connects, key connecting, the coupling of various fastening devices, the coupling of various coupling, the coupling of various pipelines, the coupling of various clutches, the coupling of various scaffolds, in reality, be difficult to see mechanical means that is fixedly connected and the device thereof that is common to above-mentioned different field, just in all kinds of detachable couplings, also there are various defectives, as in being fixedly connected of telescopic (inject in the hollow big garden pipe with pipe or little garden rod, be referred to as " telescopic ") lifting (push-and-pull) mechanism, spring sheet with setscrew is fixedly connected, and its intensity and serviceability are all extremely limited; Connect with latch, use trouble, the processing cost height can not be finely tuned, and not attractive in appearance, also can make a noise at the volley; The defective that is screwed connection is a contact, and is not firm, and the twisting handle is exposed, and is collided easily, makes the inefficacy that is fixedly connected, and is absolutely unsafe; Directly be connected and fixed with nut and bolt, the narrow limitation of use is quite big.Can find a kind of mechanical means and device thereof, can integrate the advantage of the various existing modes that are fixedly connected, maximize favourable factors and minimize unfavourable ones, more suitable for the needs of realistic development?

Task of the present invention is: provide a kind of purposes more extensive, versatility is stronger, uses simpler and more direct, more attractive and durable, safe and reliable, and the mechanical means that is fixedly connected and the device thereof of noise free generation at the volley, be applicable in the connection between other part of machinery that needs mounting or dismounting.

Overcoat of this device [2] and interior cover [1] vertically are being integral by being threaded, and overcoat [2] is connected with the outer-diameter threads of siphunculus [4].When not using, the end face of the interior edge face of overcoat [2] and siphunculus [4], on the both ends of the surface pallet [3], be the bottom surface of slide block [7] above the pallet [3], the inclined-plane of slide block [7] contacts with the inclined-plane of interior cover [1], the tilt angle on two inclined-planes is identical, and the garden cambered surface of slide block [7] (or face of other shapes) is relative with link [5].During use, with hand or the spanner interior cover [1] that turns clockwise, the end face of siphunculus [4] will head on pallet [3], pallet [3] heads on slide block [7] and draws close to the edge of link [5] when doing to move upward along the inclined-plane of interior cover [1], last slide block [7] be locked in link [5] around, reach fixedly connected purpose.Leave certain spacing between the bottom surface of interior cover [1] and the interior edge face of overcoat [2], spacing will guarantee the essential distance that slide block [7] laterally moves.In telescopic lifting (pushing) mechanism, the effect of siphunculus [4] pipe greatly replaces, link [5] is exactly little pipe, occasion in other utilization, link [5] can be the outer surface of Any shape, but slide block [7] face with matching also will change thereupon, and the cooperation that becomes a public mother can.

The present invention can be widely used in being fixedly connected between other part of machinery that needs mounting or dismounting, can be widely used in being fixedly connected of the common mechanism that needs mounting or dismounting, can be widely used in being fixedly connected of telescopic lifting (push-and-pull) mechanism, can also be used for all furniture and need being fixedly connected of adjustable height, not only make simply, use simple and direct, and attractive and durable, safe and reliable, there is not noise to take place at the volley.

Below in conjunction with drawings and Examples the present invention is further described.

Fig. 1 is first embodiment's of the method according to this invention proposition a sectional view;

Fig. 2 is the A-A sectional view among Fig. 1;

Fig. 3 is second embodiment's of the method according to this invention proposition a sectional view;

Fig. 4 is the A-A sectional view among Fig. 3

With reference to Fig. 1, Fig. 2, the overcoat of this device [2] laterally is being connected by plurality of fixed screw [9] with interior cover [1], vertically be integral by being threaded, the end face of the interior edge face of overcoat [2] and siphunculus [4] is held the bottom of slide block [7] by pallet [3], the inclined-plane of slide block [7] contacts with the inclined-plane of interior cover [1], the tilt angle on two inclined-planes is identical, and slide block [7] can slide up and down along the inclined-plane of interior cover [1]; With four fixing springs [6] relative connection, penetrate the afterbody of eight spring eyes respectively from the bottom of slide block [7] between four pairs of end faces of four slide blocks [7], spring [6] is fixed on the slide block [7] with countersunk head pin or sunk screw.When removing when being fixedly connected, slide block [7] relies on the elastic force of spring [6], leaves link [5] automatically; When link [5] was removed, slide block [7] relied on the effect of spring [6], can not break away from this device, still contacts with interior cover [1].Overcoat [2] is connected with the outer-diameter threads of siphunculus [4], when not using, and the end face of the interior edge face of overcoat [2] and siphunculus [4]; During use, the interior cover [1] that turns clockwise, it is up along the inclined-plane of interior cover [1] that the end face of siphunculus [4] heads on four slide blocks [7] by pallet [3], draws close to link [5] simultaneously, final slide block [7] be locked in link [5] around, reach the purpose that is fixedly connected.Take place loosening under sharp movement and the heavy duty situation in order to prevent overcoat [2] and being threaded in of siphunculus [4], make to connect and lost efficacy, the present invention adopts the some backing-up screws [8] that are contained in overcoat [2] bottom, under the state that is fixedly connected,, tightly withstand up to screw head till the bottom of pallet [3] with the clockwise precession of spanner.If it is loosening that being threaded of overcoat [2] and siphunculus [4] taken place, just must shorten the distance between the interior edge face of the bottom of pallet [3] and overcoat [2], there has been backing-up screw [8] just can play the effect of pillar, it is impossible to force be threaded loosening to become.When dismantling when being fixedly connected, be rotated counterclockwise screw [8] earlier, retreat to up to screw head under the interior edge face of overcoat [2], then, be rotated counterclockwise overcoat [2], perhaps be rotated counterclockwise siphunculus [4], perhaps use a spanner fixed jacket [2], be rotated counterclockwise interior cover [1] with another spanner, three kinds of methods all can achieve the goal.When the garden cambered surface of slide block [7] all uses the nonmetallic material of good springiness to make together with the end face of slide block [7], and the gap between four slide blocks [7] end face is when being slightly less than gap between link [5] and the slide block [7], and this device can be used as pipe joint and uses.During use, the seam between two pipes places the centre of slide block [7], and the external diameter of two pipes must be identical, and when this device clamped, the fluid in two pipes not only can be connected and fixed but also manage can not leak.

With reference to Fig. 3, Fig. 4, interior cover [1] is made the groove more than four, each groove and slide block [7] wherein laterally are being " T " font respectively, be slidingly matched between the two, the bottom land of groove is the inclined-plane, contacts with the inclined-plane of slide block [7], and the tilt angle on two inclined-planes is identical, there is a projection bottom surface of every slide block [7] and the angle on inclined-plane, and all there is raised line the both sides, inclined-plane of every slide block [7].The effect of projection and raised line is not allow slide block [7] leave interior cover [1] at the volley.Except that the structure of slide block [7] and with matching in the structure of cover [1] different, its principle and other structure are all identical with first embodiment, do not describe in detail at this.

This method and device thereof also have following some technical characteristicss:

1, siphunculus [4] can be a fixed block, also can be movable part; Also can the be fixedly connected link [5] of two identical appearance of this device.

2, siphunculus [4] can be made one logically, two logical and even more logical according to specific circumstances, and each unifier table can be installed this device, and some logical shaft axiss can be in one plane, but also stereo staggered or parallel.

3, the interior cover [1] of this device, overcoat [2] or siphunculus [4] not only rotate with hand or spanner, also useable electric moter rotates, adopt semi-automatic or the Automatic Control mounting or dismounting, can be used as a kind of clutch, a kind of break, a kind of centralizer, a kind of coupling and a kind of fastening device, and other timesaving that need save labor detachably connect.

4, in the occasion that does not need the locking thread measure, set screw [9] and backing-up screw [8] can omit.

5, the angle on the bottom surface of slide block [7] and inclined-plane should be less than angle of friction, so as not to slide block [7] when rising by the inclined-plane dieback of interior cover [1], make the inefficacy that is fixedly connected; Simultaneously, according to mechanics principle, when the angle on the bottom surface of slide block [7] and inclined-plane was slightly less than 90 °, it is maximum that the clamping force of this device can seem.

6, slide block [7] not only the available metal material make, and the nonmetallic material of the strong good rigidly of available elasticity are made, perhaps combine with the way of inlaying, promptly the surface of contact of slide block [7] and link [5] is with the nonmetallic material of good springiness, other place metallic material.

7, be carved with the stria of certain depth on the surface of contact of slide block [7] and link [5], groove reticulates, the reliability when being fixedly connected with increase.

8, this device of hand-tight make-up, it is fixedly connected to slightly, is applicable to the place that does not need join strength, as jumping stand of rise-fall type floor lamp, rise-fall type flooring fan, lifting height etc.; This device that screws up with a wrench, it is fixedly connected and is moderate, is applicable to the place that needs certain linking intensity, as the adjustable height of scaffold for building, furniture etc.; This device that not only will screw up with a wrench, and use the locking thread measure, it is fixedly connected to height, is applicable to the place that need connect more by force, as the trailer of horizontal bar, parallel bars, non power driven vehicle etc.; This device and take the locking thread measure not only screws up with a wrench, and want double end trapezoidal thread being connected as overcoat [2] and siphunculus [4], add other fixedly connected measure in case of necessity, being fixedly connected like this is the extra-high-speed degree, be applicable to the occasion of heavy load sharp movement, as the trailer of middle-size and small-size vehicle, trailer etc.

9, in order to strengthen the self-lock ability of retaining thread revesal, the lead angle that is threaded＜3 of overcoat [2] and siphunculus [4] °, because the stroke of retaining thread is not long, thus can make the number of degrees of lead angle as much as possible little, with the reliability of strengthening being fixedly connected.

10, the gap between slide block [7] and the link [5] is as much as possible little, can shorten the fixedly connected time like this.

11, the internal diameter of the interior garden diameter of the diameter of the garden cambered surface of slide block [7] and pallet [3] and siphunculus [4] is identical.

Claims

1, a kind of all strong device of versatility superiority that connects with mechanical method fixation, this device relate to screw, are threaded, link, and it is characterized by: the overcoat of this device [2] is threaded with interior cover [1], and overcoat [2] is connected with the outer-diameter threads of siphunculus [4]; Being pallet [3] on the end face of the interior edge face of overcoat [2] and siphunculus [4], is the bottom surface of some slide blocks [7] above the pallet [3]; The inclined-plane of slide block [7] contacts with the inclined-plane of interior cover [1], and the tilt angle on two inclined-planes is identical, and slide block [7] can slide up and down along the inclined-plane of interior cover [1], and the garden cambered surface of slide block [7] or the face of other shape are relative with link [5]; Leave certain spacing between the bottom surface of interior cover [1] and the interior edge face of overcoat [2], spacing will guarantee the essential distance that slide block [7] laterally moves; The hollow garden diameter of pallet [3], the garden cambered surface diameter of slide block [7], all the internal diameter with siphunculus [4] is identical; Siphunculus [4] is made hollow tubular spare, and siphunculus [4] can be fixed, and also can not fix also can the be fixedly connected link [5] of two identical appearance of this device; Link [5] can be the outer surface of Any shape, but slide block [7] face with matching also will change thereupon, and the cooperation that forms a public mother can.

2, device according to claim 1, it is characterized in that: siphunculus [4] can be by various situation, makes one logically, two logical and even more logical, and each unifier table can be installed this device, some logical shaft axiss can be in one plane, but also stereo staggered or parallel.

3, device according to claim 1 is characterized in that: in the occasion that needs the locking thread measure, interior cover [1] laterally is being connected by plurality of fixed screw [9] with overcoat [2], installs and uses some backing-up screws [8] in the bottom of overcoat [2].

4, device according to claim 1, it is characterized in that: when the garden cambered surface of slide block [7] all uses the nonmetallic material of good springiness to make together with the end face of slide block [7], and the gap between four slide blocks [7] end face is slightly less than the gap between link [5] and the slide block [7], and this device can be used as the fixed coupling unit of various pipelines.

5, the device described in the claim 1～3, according to various situation, can select different materials, different slide blocks, different siphunculus, different sizes, can be common to various being fixedly connected between the part in addition that need mounting or dismounting widely, also can be used as a kind of clutch, a kind of coupling, a kind of break, a kind of centralizer and a kind of fastening device.