CN103615617A - Quick clamping and releasing device and quick connector device with same - Google Patents
Quick clamping and releasing device and quick connector device with same Download PDFInfo
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- CN103615617A CN103615617A CN201310608767.8A CN201310608767A CN103615617A CN 103615617 A CN103615617 A CN 103615617A CN 201310608767 A CN201310608767 A CN 201310608767A CN 103615617 A CN103615617 A CN 103615617A
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- clamping
- clamp lever
- overcoat
- quick
- ear
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- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 241000628997 Flos Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/04—Clamping or clipping connections
- F16B7/044—Clamping or clipping connections for rods or tubes being in angled relationship
- F16B7/0446—Clamping or clipping connections for rods or tubes being in angled relationship for tubes using the innerside thereof
- F16B7/0473—Clamping or clipping connections for rods or tubes being in angled relationship for tubes using the innerside thereof with hook-like parts gripping, e.g. by expanding, behind the flanges of a profile
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a quick clamping and releasing device and a quick connector device with the quick clamping and releasing device. The quick clamping and releasing device comprises a clamping device body, and the body comprises an outer clamping sleeve and more than one clamping rod. The outer clamping sleeve comprises a side wall, and the inner surface of the side wall is a work surface. The clamping rods are evenly and symmetrically distributed along the side wall of the outer clamping sleeve, and the clamping ends of the clamping rods penetrate through the side wall of the outer clamping sleeve and are hinged to the outer clamping sleeve on the side wall of the outer clamping sleeve. Connecting holes are formed in the force application ends of the clamping rods. The rotating track of the contact position of the clamping ends of the clamping rods and a piece to be clamped along a hinge shaft is an involute or an Archimedes helix. Objects of different shapes and sizes can be clamped fast, and the problem that a hoisted piece is hard to hoist due to the fact that a steel wire rope cannot penetrate through the hoisted piece is solved. The quick clamping and releasing device can be used as a light pipe quick connector device and a tool for pipeline pressure testing and climbing, the operation is convenient, the structure is simple, cost is low, the application range is wide, and the application condition is wide.
Description
Technical field
The present invention relates to clamp device and quick coupling device.
Background technique
Existing clamp device is multifarious, of a great variety, has his own strong points, also Shortcomings.As:
The disclosed a kind of fast fixture application diameter wide ranges of ZL201220481905.1, but it is only applicable to the clamping of circular object, and the inner rack on it is manufactured difficulty, if its tooth pitch is little, intensity is low, if when large and clamped of tooth pitch is hard object, occurs being difficult for most probably the situation of clamping; There is not easily detachable problem simultaneously.
Chinese invention patent application 201110376678.6 discloses a kind of Quick-clamped and has breathed out a pair piece, and ZL200520070064.4 discloses quick clamping mechanism, and ZL00232625.6 discloses Fast pipe hanger, etc.; All can reach the object of Quick-clamped, but they are only applicable to equally the clamping of circular object and the outside dimension of clamped are required strictly; Otherwise, there will be the problem that is difficult for clamping.In addition, above-mentioned clamp device all needs connecting rod or the spanner grown, thus, while using it for narrow space, often cannot operate.
In the disclosed fast fixture of ZL201320056193.3 and ZL201220050081.2 and Chinese invention patent, ask 201210548479.3 disclosed a kind of joining work carrier for flexible-hard pipes except existing the problems referred to above, in its structure, seem complicated.
Visible, prior art exists a common problem, and to be only applicable to clamped be cylindrical object to existing clamp device majority, and requires strict to the diameter of clamped.
Summary of the invention
In view of the existing above-mentioned deficiency of prior art, the quick coupling device that the present invention is intended to disclose a kind of Quick-clamped releasing device and comprises this device, thus effectively solve the problems of the technologies described above.
Technical solution of the present invention is achieved in that
A Quick-clamped releasing device, comprises clamp device body, it is characterized in that:
Described body comprises clamping overcoat and more than one clamp lever;
Described clamping overcoat comprises sidewall, and the internal surface of described sidewall is working surface;
Described clamp lever distributes symmetrically along the sidewall of described clamping overcoat, and at its pinching end, passes the sidewall of described clamping overcoat, hinged with clamping overcoat on the sidewall that clamps overcoat;
On the pinching end of described clamp lever, along the track of described hinge rotation, be involute or spiral of Archimedes with the contact position of to be clamped.
Along with the rotation of clamp lever, the gripping surface of clamp lever pinching end moves to the central axis that clamps overcoat, realizes thus grip objects.
For convenience of connecting, described clamp lever can arrange connecting hole in its force side: with steel cable, through the connecting hole on clamp lever, when wire rope rises, drive clamp lever rotation, realize aforesaid clamping.Thereby can realize such as handling object etc.
Further, described Quick-clamped releasing device also comprises weight, and described weight is connected in described clamp lever force side.For example, weight is connected on the connecting hole of clamp lever by axle.The gravity of weight drives clamp lever rotation, and on clamp lever, pinching end moves to the central axial direction that clamps overcoat, thus grip objects.
Concrete, described clamping overcoat is U-shaped, comprises measure-alike two parallel risers top board of being fixed on described two piece riser one end vertical with, and the relative inner side of described two parallel risers is working surface; Clamp lever of arranged outside of one of them riser or contour in the outside of two risers respectively symmetrical clamp lever is set.
Two clamp levers rotate simultaneously and can make it under the constant condition of clamping force, allow the dimensional range of clamped object wider.
In order to make Quick-clamped releasing device can enter smoothly clamped, the inner side surface of two risers of described U-shaped clamping overcoat (being working surface) can be prolonged aspect its central axis and is inwards one section of straight flange or Qu Bianpo mouth structure from port away from top board end (be U-shaped mouthful position) at it, make more to approach port, the distance of two riser inner side surfaces is larger.
Said mechanism is applicable to clamp the object of the shape such as square, cylindrical, spherical.
For cylindrical object, for the needs of some occasions, on the basis of such scheme, described top board is offered a through hole at it over against the position between two risers and perpendicular to top board, and described through-hole diameter is not less than the distance of described two parallel risers.
When for clamp cylinders shape object, in order to reduce weight and cost, simultaneously in order to reduce size, easy-to-operat, another technical solution of the present invention is achieved in that
Described clamping overcoat is to be cylinder type, and the madial wall that described cylinder type clamps overcoat is its working surface; On the outer side wall of described clamping overcoat, comprise one or with respect to the medial axis of described clamping overcoat symmetrically and two above overcoats that clamp of contour distribution draw ear pair, described overcoat draws ear to being the contour symmetrically arranged a pair of ear that draws;
Draw on the right middle vertical plane of ear described in the described clamp lever of corresponding setting is positioned at the described ear that draws; The pinching end of described clamp lever draws ear to locating the hinged of realization and described clamping sleeve side wall at clamping overcoat.
Further, corresponding plural described clamping overcoat draws ear to there being two the above clamp levers;
Also comprise telescopic weight, its diameter is greater than the external diameter of described clamping overcoat or the external diameter of object to be clamped, and on it, arrange weight corresponding with described clamp lever draws ear pair, and described telescopic weight draws ear pair to be connected with the force side of clamp lever by described weight.
Described telescopic weight draws ear to be connected with the force side of corresponding clamp lever by connecting rod to locating respectively at described weight; Or by rope, be connected with the force side of corresponding clamp lever respectively.
In order to make Quick-clamped releasing device be applicable to wider dimensional range, described in being positioned on described clamping sleeve side wall, draw the right outside of ear from one end of described clamping overcoat, to offer the breach that is not through to the other end, described breach place face or line are perpendicular to the bottom surface of described clamping overcoat.
When described clamping overcoat is cylinder type, its one end is that horn mouth or port are taper type; Make to approach the port of clamping overcoat, the internal diameter that described cylinder type clamps overcoat is larger.
In another kind of technological scheme, described clamping overcoat comprises watt shape structure of two obvolvents, and the inner concave of watt shape structure is its working surface; Described two pieces watts of shape structures are provided with in its obvolvent position and connect with drawing ear, and by bolt and nut in described connection with drawing ear place to be connected into one; On the outer side wall of described two pieces watts of shape structures, with described connection with the position of drawing the 90-degree rotation angle, medial axis of the relative described clamping overcoat of ear, contourly arrange respectively one and clamp overcoat and draw ear pair, described clamping overcoat draws ear to being the contour symmetrically arranged a pair of ear that draws; ;
Draw on the right middle vertical plane of ear described in the described clamp lever of corresponding setting is positioned at the described ear that draws; The pinching end of described clamp lever draws ear to locating the hinged of realization and described clamping sleeve side wall at clamping overcoat.
Said structure can be used as the instrument of climbing, unclamps screw bolt and nut, watt shape structure of two obvolvents is inserted in to the columniform object of wish climbing, tight a bolt and nut after both can be used for climbing.During climbing, at least need two covers, to meet, use both hands and feet.Or often put and only fill a clamp lever, during climbing, with quadruplet, two overlap on two pin that are separately fixed at people or on clamp lever, have the hole of being inserted on pin, and a separate set of uses with hand.
Obviously, in said structure, can clamp rapidly the object of square body or cuboid, rapidly clamp cylinders body or spheroid object.
Tubular shape clamps this structure of overcoat, and except can be for lifting the object of many shapes, the purposes that the Quick-clamped of this structure discharges pincers be more extensive, and it can be for photoelectric tube quick joint device, or for the bulge test of pipeline.At this, the invention discloses following quick coupling device:
Described quick coupling device has comprised the Quick-clamped releasing device that cylinder type clamps overcoat and telescopic weight that has as above; And, on the inwall of described telescopic weight, along ring Zhou Fangxiang, being provided with the groove of more than one whole circle, described groove is built-in with pneumatic U-shaped seal ring, and the internal diameter of described seal ring matches with the external diameter of its clamping object.
Ground one step, described telescopic weight draws ear to be connected with the force side of corresponding clamp lever by connecting rod to locating respectively at described weight; Or by rope, be connected with the force side of corresponding clamp lever respectively.
When above-mentioned quick coupling device is used for to pipeline bulge test, at the two ends of described pipeline, adopt respectively a described clamping and releasing device, the telescopic weight of one of them clamping and releasing device is in its sealing of one end away from described light pipe, and at it, the one end away from described light pipe is provided with medium channel to the telescopic weight of another clamping and releasing device.
Frictional force when further increasing the clamping of clamp lever of above-mentioned Quick-clamped releasing device or quick coupling device, the pinching end of described clamping bar is angular shape; Described wedge angle can obtain better clamping effect when being less than 90 °.
Or the gripping surface of described clamp lever pinching end arranges the dovetail groove of belt pulley form.
Or the gripping surface of described clamp lever pinching end is annular concave surface, its diameter is not more than the external diameter of its clamping object.
For explain convenient for the purpose of, for the object of the non-circle of cross section, so-called external diameter is commonly referred to as the nose section in 2 lines in the cross-sectional edge of described object in this manual; So-called internal diameter is to having internal surface or the ultimate range of inner side surface on its cross section of certain thickness sealing or unsealed cavity or frame structure.
Or, on the gripping surface of described clamp lever pinching end, perpendicular to its sense of rotation, be provided with the triangular groove that continuous uniform is arranged.
Or the gripping surface annular knurl of described clamp lever pinching end forms.
In order better to realize initial clamping, described clamp lever is provided with jump ring at its pinching end and described clamping overcoat articulated position.Under initial attitude, jump ring can, to rotating force of clamp lever, make clamp lever grip objects.
Compared with prior art, the present invention has outstanding beneficial effect:
Fast fixture disclosed in this invention has overcome the some shortcomings of prior art, many difficult problems and some problems outstanding and that do not separate that prior art exists have been solved, form a kind of fast fixture of new structure, it can the various shapes of Quick-clamped object, to be that it can be realized in the occasion of more wide model fixing fast, solved some by lifting part due to the problem that cannot reeve be difficult to lifting; It can be realized quick-sealing with each mouth of pipe without coupling and connects, and damages sebific duct and long problem of operating time while also having avoided sebific duct to be connected with steel pipe using iron wire binding simultaneously; It also can be used for climbing etc.In a word, its have, handling wide in range to the size requirement of clamped fast, simple operation, feature simple in structure, with low cost, thereby applicable dimensional range is wider, applicable wider.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the embodiment of the present invention 1;
Fig. 2 is the schematic diagram of the embodiment of the present invention 2;
Fig. 3 is the schematic diagram of the embodiment of the present invention 3;
Fig. 4 is the schematic diagram of the embodiment of the present invention 4;
Fig. 5 is the schematic diagram of the embodiment of the present invention 5;
Fig. 6 is the schematic diagram of the embodiment of the present invention 6;
Fig. 7 is the schematic diagram of the embodiment of the present invention 7;
Fig. 8 is the schematic diagram of the embodiment of the present invention 8;
Fig. 9 is the schematic diagram of the embodiment of the present invention 9;
Figure 10 is the plan view of the embodiment of the present invention 9;
Figure 11 is the schematic diagram of the embodiment of the present invention 10;
Figure 12 is the schematic diagram of the embodiment of the present invention 11;
Figure 13 is that the gripping surface of clamp lever is the plan view of loop concave structure;
Figure 14 is the plan view that the gripping surface of clamp lever of the present invention is trapezium structure;
Figure 15 is the plan view that the gripping surface of clamp lever of the present invention is horn structure;
In figure, 1 and 1 ', riser 2, top board 3 and 3 ', hinge, for the clamp lever pinching end axle 4 and 4 hinged with clamping overcoat ', manhole 5 and 5 ', clamp lever 6 and 6 ', the connecting hole 7 and 7 of clamp lever force side ', axis hole 8 and 8 ', square or rectangular hole 9, object 10 to be clamped, perforate 11 on top board, gripping surface be annular concave surface 12 and 12 ', cylinder type clamping overcoat 14 and 14 ', clamp overcoat draw ear to 16 and 16 ', weight 17 and 17 ', weight draw ear to 18 and 18 ', connecting rod 19, hinge, for the hinged axle 21 and 21 of weight and connecting rod one end ', hinge, be used for the hinged axle 22 of clamp lever force side and the connecting rod the other end, breach 23 and 23 ', triangular groove 24 and 24 ', jump ring 25 and 25 ', groove 26 and 26 ', pneumatic U-shaped seal ring 27, treat the pipeline 28 and 28 of pressure testing ', circular steel plate 29, connect with drawing ear to 31, bolt 32, nut 33, dovetail groove 34, telescopic weight 35, liquid medium passage
Embodiment
Now the present invention is described further by reference to the accompanying drawings.
It is the Quick-clamped releasing device that inverted U structure and a side have clamp lever that embodiment 1 clamps overcoat
A kind of Quick-clamped releasing device, comprise with two parallel risers 1,1 ' with the top board 2 together with being vertically fixed on forms with its top inverted U-shaped clamping overcoat, clamp lever 5 and, clamp lever 5 is put to hinge 3 outward with clamping the clamping that overcoat is linked together, as shown in Figure 1; Described inverted U groove clamps on a riser 1 of overcoat and has manhole 4, this manhole 4 be parallel to simultaneously the top board 2 of inverted U overcoat and another riser 1 in parallel '.Have a square or rectangular hole 8 having on the riser 1 of manhole 4 axis symmetrical or that be not exclusively symmetrical in manhole 4.One end on clamp lever 5 is that pinching end has axis hole 7, with described hinge 3, by the outer manhole 4 putting of axis hole 7 and clamping, is connected.Hinge 3 is interference fit with clamping one of the manhole 4 of overcoat and the axis hole 3 on clamp lever 5, with another hole be to be slidably matched.On the pinching end of described clamp lever 5, along the track of described hinge 3 rotations, be involute or spiral of Archimedes with the contact position of object 9 to be clamped; Along with the rotation of clamp lever 5, clamp lever 5 pinching ends move to the Cao of falling U center, and grip objects 9 thus.
In order to connect conveniently, the force side on described clamp lever 5 has a connecting hole 6 parallel with described axis hole 7.Its working principle is: with steel cable, through the connecting hole 6 on clamp lever, when wire rope rises, drive clamp lever 5 rotations, realize described clamping.
It is the Quick-clamped releasing device that inverted U-shaped and two sides all have clamp lever that embodiment 2 clamps overcoat
As shown in Figure 2, in order realize to clamp or reach the object of flexible operation in wider dimensional range, it is characterized in that another described riser 1 ' upper symmetry have square or rectangular hole 8 ', this riser 1 ' on symmetry have a manhole 4 '.The clamp lever 5 that symmetrical installation dimension is identical ' and hinge 3 '.This clamp lever 5 ' on also in its pinching end and force side, offer respectively the axis hole 7 that is parallel to each other ' and connecting hole 6 '.Two clamp levers 5 and 5 ' rotation simultaneously can make it under the constant condition of clamping force, allows the dimensional range of clamped object 9 wider.
In order to make Quick-clamped releasing device can enter smoothly clamped, it is characterized in that described inverted U clamp two risers 1 and 1 of overcoat ' inner side surface (being working surface) its away from top board end (being U-shaped mouthful of position) from port along cutting out inwards one section of straight flange or Qu Bianpo mouth structure aspect its central axis, make more to approach port, the distance of two riser inner side surfaces is larger.
Said mechanism is applicable to clamp the object of the shapes such as cuboid, cylindrical body, spheroid.
As shown in Figure 3, for cylindrical body object, needs for some occasions, on the basis of such scheme, on the top board 2 of described clamping overcoat, at it, over against the position between two risers and perpendicular to top board 2, open the circular hole 10 that a diameter is not less than two risers 1 and 1 ' parallel distance, described circular hole 10 is the through hole coaxial with described clamping overcoat.
As shown in Figure 4, it is on embodiment 2 basis, similar with embodiment 3, on the top board 2 of described clamping overcoat, perpendicular to top board 2, open the circular hole 10 that a diameter is not less than two risers 1 and 1 ' parallel distance, described circular hole 10 is the through hole coaxial with described clamping overcoat.
As shown in Figure 5, when for clamp cylinders shape object 9 to be clamped, in order to reduce weight and cost, simultaneously in order to reduce size, easy-to-operat, described Quick-clamped releasing device adopts cylinder type to clamp overcoat 12, on the sidewall of described cylinder type clamping overcoat 12, have a square or rectangular hole 8, near two sides of or rectangular hole 8 square at this, being symmetrical in axis that cylinder type clamps overcoat 12 is provided with and clamps overcoat and draw ear to 14, the described ear that draws has coaxial axis hole 15 to the axis that clamps overcoat 12 perpendicular to tubular shape on 14, hinged by drawing ear, to the axis hole 15 on 14 and the axis hole 7 on clamp lever 5, clamp lever 5 and cylinder type are clamped to overcoat 12 with hinge 3, described hinge 3 is interference fit with the axis hole 7 on clamp lever 5, to upper axis hole, be to be slidably matched with drawing ear simultaneously, or described hinge 3 is to be slidably matched with the axis hole 7 on clamp lever 5, and is interference fit with drawing ear to upper axis hole.Gripping surface is annular concave surface 11.
It is that cylinder type clamps the Quick-clamped releasing device that overcoat two sides all have clamp lever that embodiment 6 clamps overcoat
On embodiment 5 basis, in order to realize Quick-clamped or reach the object of flexible operation in wider scope, embodiment 6 be simultaneously two clamp levers 5 of the medial axis of relatively described clamping overcoat bilateral symmetry installing and 5 ' Quick-clamped releasing device.
Clamping when above-mentioned several structure can be for hoisting object.
For the Quick-clamped releasing device described in above-described embodiment 5 and embodiment 6 is fixed on cylindrical body object 9, clamp lever 5 and 5 ' connecting hole 6 and 6 ' on be connected with weight 16 and 16 '.As illustrated in Figures 5 and 6, weight 16 and 16 ' respectively by hinge 21 and 21 ' be connected in clamp lever 5 and 5 ' connecting hole 6 and 6 ' on, weight 16 and 16 ' gravity drive clamp lever 5 and 5 ' rotation, clamp lever 5 and 5 ' pinching end axial direction from overcoat 12 to cylinder type that clamp move, clamp thus object 9 to be clamped, thereby realized, Quick-clamped releasing device is fixed on cylindrical object 9.
It is that cylinder type clamps overcoat, weight is the Quick-clamped releasing device that telescopic weight and a side have clamp lever that embodiment 7 clamps overcoat
As shown in Figure 7, they are different from 5 of embodiments be in: its weight 16 is that an internal diameter that is positioned at clamp device below is greater than clamped object 9 or is greater than the telescopic weight 34 that cylinder type clamps the external diameter of overcoat 12, which is provided with weight draws ear to 17, by hinge 21, the connecting pore 6 on the force side of one end of connecting rod 18 and clamp lever 5 is linked up, by hinge 19, will on the other end of connecting rod 18 and telescopic weight 34, draw ear hinged to 17.Can also with wire rope substitute connecting rod 18 by weight draw ear to 17 with the force side of clamp lever 5 on connecting pore 6 link up.
Different from 7 of embodiments be in, Quick-clamped releasing device described in the present embodiment be the symmetrical both sides that clamp overcoat 12 at described cylinder type be equiped with respectively clamp lever 5 and 5 ', and respectively with described telescopic weight 34 by connecting rod 18 and 18 ' hinged, thereby reached stressed uniform object.
The present embodiment is on the basis of embodiment 5-8, puts and offers breach, as shown in Figure 9 and Figure 10 outside cylinder type clamps.In order to make Quick-clamped releasing device be applicable to wider dimensional range, described Quick-clamped releasing device, be positioned at cylindrical shape clamp on overcoat 12 draw ear to 14 and 14 ' outside near tube wall on, the axis that is parallel to tubular shape clamping overcoat has one section of breach 22 from top to down, so that clamp lever 5 can clamp the radially generation displacement of overcoat 12 in elastic range along tubular shape.
Adopt two Quick-clamped releasing devices as described in Example 8, as photoelectric tube quick joint device, as shown in figure 11, when it is during for bulge test, to comprise that the Quick-clamped releasing device of telescopic weight 34 is inserted in one end of tested pressure pipeline 27, described clamping and releasing device and tested pressure pipeline 27 are fixedly clamped, on the inwall of telescopic weight 34, groove 25 along a whole circle of hoop processing, in this groove 25, pack a pneumatic U-shaped seal ring 26 into, the internal diameter of this pneumatic U-shaped seal ring 26 matches with the external diameter of tested pressure pipeline 27, on telescopic weight, away from cylinder type, clamp circular steel plate 28 sealings for one end of overcoat 12, realized thus one end of tested pressure pipeline 27 has been blocked rapidly, and realize good sealing.
The other end at tested pressure pipeline 27, be fixedly clamped equally comprise telescopic weight 34 ' Quick-clamped releasing device, same, telescopic weight 34 ' inwall on, along the groove 25 of a whole circle of hoop processing ', this groove 25 ' in pack into a pneumatic U-shaped seal ring 26 ', this pneumatic U-shaped seal ring 26 ' internal diameter match with the external diameter of tested pressure pipeline 27, and on telescopic weight away from cylinder type clamp overcoat 12 ' one end arrange circular steel plate 28 '; Different from another end institute be in, on the telescopic weight 34 of this end away from cylinder type clamp overcoat 12 ' circular steel plate 28 ' above the have liquid medium passage 35 of one end.This medium channel 35 is for being connected with flexible pipe.While carrying out bulge test with liquid, liquid enters from this passage 35, along with entering of liquid, two telescopic weights 34 can produce displacement, this displacement amount can be along with the increase of the pressure of bulge test and is increased, and the suffered rotating force of clamp lever increases thereupon, and clamping force increases thereupon, the pressure of liquid is larger, and clamping force is larger.
The material that many railway tank cars transport is thickness or the curing material of crystallization, while unloading, needs with the thinning end-dump car of steam heating, and tank car is provided with a steam inlet and tank car below and is provided with diameter several steam condensation water outs not etc.The railway system is to the limited time system of unloading.While unloading, because the floss hole 5-8 of every joint tank car is individual, the diameter of each floss hole is not etc., some requirements block, some requirements access return pipe, and 66 joint tank cars are unloaded simultaneously at most time, therefore, require us must have fast fixture to meet condensate return pipe and connect with the quick of steam condensation water outlet pipe on tank car, but neither one good method so far.The present invention can realize fast assembling-disassembling in the short time, flexible operation is convenient.This structure has met the installation requirement of tank car narrow positions simultaneously.Difficulty when operating flexible pipe and clamp device, flexible pipe simultaneously and be inserted in return pipe when this structure has overcome other clamp device folder flexible pipe and wear the series of problems such as aphalangia Cotton glove operating difficulties winter.
Embodiment's 11 Quick-clamped releasing devices are used as climbing tool
Quick-clamped releasing device as shown in figure 12, can also be as a kind of climbing tool: when described device when climbing on columniform object, it is characterized in that cylinder type clamps watt shape structure that overcoat 12 comprises two obvolvents, the inner concave of watt shape structure is its working surface;
Described two pieces watts of shape structures are provided with in its obvolvent position and connect with drawing ear to 29, and by bolt 31 and nut 32 in described connection with drawing ear to be connected into one to 29 places;
On the outer side wall of described two pieces watts of shape structures, with described connection with the position of drawing the 90-degree rotation angle, medial axis of the relative described clamping overcoat of ear, arrange one and draw ear to 14 for supporting the clamping overcoat of hinge, it is the contour symmetrically arranged a pair of ear that draws to 14 that described clamping overcoat draws ear;
Drawing ear to be positioned at described clamping overcoat to the described clamp lever of corresponding setting with described clamping overcoat draws on the right middle vertical plane of ear.
Before climbing, unclamp bolt 30 and nut 31, two watts of shape structures be inserted in to the columniform object of wish climbing, tight a bolt 30 and nut 31 after both can be used for climbing.During climbing, at least need two covers, to meet, use both hands and feet.Or often put and only fill a clamp lever, during climbing, with quadruplet, two overlap on two pin that are separately fixed at people or on clamp lever, have the hole of being inserted on pin, and a separate set of is used by hand.
For described Quick-clamped releasing device, when described clamping overcoat is cylinder type clamping overcoat 12, its below is that a horn mouth or port are taper type; Be port position outer wide and in narrow, with this structure, make object to be clamped can enter into quickly and easily described Quick-clamped releasing device.
In order to make to clamp better effects if, on the gripping surface of described clamp lever pinching end perpendicular to its sense of rotation be provided with the triangular groove 23 and 23 that continuous uniform arranges ', as Fig. 1, shown in Fig. 2.
In order to realize better clamp cylinders shape object 9, the gripping surface of described clamp lever 5 pinching ends is annular concave surface, and its diameter is not more than the diameter of its clamping object 9, as shown in figure 13.
In order to realize better clamp cylinders shape object 9, the dovetail groove 33 of belt pulley form is set, as shown in figure 14 on the gripping surface of described clamp lever pinching end.The trapezoidal wedge shape object that is equivalent to a pointed shape enters another object, and its pressure angle is little, and under the constant condition of external force, what to object, can press from both sides is tighter.、
For simplified structure and saving processing cost, can directly with rope, by clamp lever 5 and weight 16, link up.
In order better to realize initial clamping, as Figure 1-Figure 4, clamp the hinge 3 and 3 of overcoat ' with clamp lever 5 and 5 ' between be equiped with jump ring 24 and 24 ', jump ring 24 and 24 ' to clamp lever 5 and 5 ' mono-rotating forces, make clamp lever 5 and 5 ' grip objects; Now, clamp outer put hinge 3 and 3 ' with clamp lever 5 and 5 ' on axis hole 7 and 7 ' be to be slidably matched, with riser 1 and 1 ' on manhole 4 and 4 ' or cylinder type clamping overcoat 12 on clamping overcoat to draw ear are interference fit to the axis hole 15 on 14.
In order to increase the frictional force between Quick-clamped releasing device and clamped object 9, annular knurl on the gripping surface of described clamp lever 5 pinching ends.
For simpler, described clamp lever 5 pinching ends are angular shape; It is better that described wedge angle clamps effect while being less than 90 °, as shown in figure 15.
For wear-resisting or gain in strength etc., it is characterized in that clamp lever to heat-treat.
In such scheme, in order to increase clamping force, reduce the size of clamping clip, as far as possible little along the involute of track formation or the benchmark radius of spiral of Archimedes of described hinge rotation with the contact position of object to be clamped on the pinching end of described clamp lever, clamp lever 5 is long as far as possible, to increase moment.
Can also change clamping force by changing the size at the exhibition angle of involute.
In addition, when the angle between clamp lever 5 and connecting rod 18 is 90 °, moment is maximum, that is clamping force is maximum.
The present invention is through being connected in pressure and the air tightness test of the 2Mpa carrying out on pressure piping, and result proves; Sealing effect is very good, safe and reliable.
The above; instrument is preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technological scheme of the present invention and inventive concept, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (13)
1. a Quick-clamped releasing device, comprises clamp device body, it is characterized in that:
Described body comprises clamping overcoat and more than one clamp lever;
Described clamping overcoat comprises sidewall, and the internal surface of described sidewall is working surface;
Described clamp lever distributes symmetrically along the sidewall of described clamping overcoat, and at its pinching end, passes the sidewall of described clamping overcoat, hinged with clamping overcoat on the sidewall that clamps overcoat;
On the pinching end of described clamp lever, along the track of described hinge rotation, be involute or spiral of Archimedes with the contact position of to be clamped.
2. Quick-clamped releasing device as claimed in claim 1, is characterized in that:
Also comprise weight, described weight is connected in described clamp lever force side.
3. Quick-clamped releasing device as claimed in claim 1 or 2, is characterized in that:
Described clamping overcoat is U-shaped, comprises measure-alike two parallel risers top board of being fixed on described two piece riser one end vertical with, and the relative inner side of described two parallel risers is working surface;
Clamp lever of arranged outside of one of them riser or contour in the outside of two risers respectively symmetrical clamp lever is set.
4. Quick-clamped releasing device as claimed in claim 3, is characterized in that:
Described top board is offered a through hole at it over against the position between two risers and perpendicular to top board, and described through-hole diameter is not less than the distance of described two parallel risers.
5. Quick-clamped releasing device as claimed in claim 1 or 2, is characterized in that:
Described clamping overcoat is to be cylinder type, and the madial wall that described cylinder type clamps overcoat is its working surface; On the outer side wall of described clamping overcoat, comprise one or with respect to the medial axis of described clamping overcoat symmetrically and two above overcoats that clamp of contour distribution draw ear pair, described overcoat draws ear to being the contour symmetrically arranged a pair of ear that draws;
Draw ear to draw on the right middle vertical plane of ear described in the described clamp lever of corresponding setting is positioned at described clamping overcoat; The pinching end of described clamp lever draws ear to locating the hinged of realization and described clamping sleeve side wall at clamping overcoat.
6. Quick-clamped releasing device as claimed in claim 5, is characterized in that:
Corresponding plural described clamping overcoat draws ear to there being 2 the above clamp levers;
Also comprise telescopic weight, its diameter is greater than the external diameter of described clamping overcoat or the external diameter of object to be clamped, and on it, arrange weight corresponding with described clamp lever draws ear pair, and described telescopic weight draws ear pair to be connected with the force side of clamp lever by described weight.
7. Quick-clamped releasing device as claimed in claim 6, is characterized in that:
Described telescopic weight draws ear to be connected with the force side of corresponding clamp lever by connecting rod to locating respectively at described weight; Or by rope, be connected with the force side of corresponding clamp lever respectively.
8. Quick-clamped releasing device as claimed in claim 5, is characterized in that:
Described in being positioned on described clamping sleeve side wall, draw the right outside of ear from one end of described clamping overcoat, to offer the breach that is not through to the other end, described breach place face or line are perpendicular to the bottom surface of described clamping overcoat.
9. Quick-clamped releasing device as claimed in claim 1, is characterized in that:
Described clamping overcoat comprises watt shape structure of two obvolvents, and the inner concave of watt shape structure is its working surface;
Described two pieces watts of shape structures are provided with in its obvolvent position and connect with drawing ear pair, and by bolt and nut in described connection with drawing ear to locating to be connected into one;
On the outer side wall of described two pieces watts of shape structures, with described connection with the position of drawing the 90-degree rotation angle, medial axis of the relative described clamping overcoat of ear, contourly arrange respectively one and clamp overcoat and draw ear pair, described clamping overcoat draws ear to being the contour symmetrically arranged a pair of ear that draws;
Draw ear to draw on the right middle vertical plane of ear described in the described clamp lever of corresponding setting is positioned at described clamping overcoat; The pinching end of described clamp lever draws ear to locating the hinged of realization and described clamping sleeve side wall at clamping overcoat.
10. a quick coupling device, is characterized in that:
Comprise Quick-clamped releasing device as claimed in claim 6;
On the inwall of described telescopic weight, be provided with the groove of more than one whole circle along ring Zhou Fangxiang, described groove is built-in with pneumatic U-shaped seal ring, and the internal diameter of described seal ring matches with the external diameter of its clamping object.
11. quick coupling devices as claimed in claim 10, is characterized in that:
Described telescopic weight draws ear to be connected with the force side of corresponding clamp lever by connecting rod to locating respectively at described weight; Or by rope, be connected with the force side of corresponding clamp lever respectively.
12. devices as described in as arbitrary in claim 1-11, is characterized in that:
Described clamp lever pinching end has following structure or textural association, comprising:
(1) pinching end of described clamp lever is angular shape;
(2) gripping surface of described clamp lever pinching end arranges the dovetail groove of belt pulley form;
(3) gripping surface of described clamp lever pinching end is annular concave surface, and its diameter is not more than the external diameter of its clamping object;
(4) on the gripping surface of described clamp lever pinching end, perpendicular to its sense of rotation, be provided with the triangular groove that continuous uniform is arranged;
(5) the gripping surface annular knurl of described clamp lever pinching end forms.
13. devices as described in as arbitrary in claim 1-12, is characterized in that:
Described clamp lever is provided with jump ring at its pinching end and described clamping overcoat articulated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608767.8A CN103615617B (en) | 2013-11-18 | 2013-11-18 | Quick connector device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310608767.8A CN103615617B (en) | 2013-11-18 | 2013-11-18 | Quick connector device |
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| Publication Number | Publication Date |
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| CN103615617A true CN103615617A (en) | 2014-03-05 |
| CN103615617B CN103615617B (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310608767.8A Active CN103615617B (en) | 2013-11-18 | 2013-11-18 | Quick connector device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111962821A (en) * | 2020-07-10 | 2020-11-20 | 广东省工业设备安装有限公司 | Automatic centering and inverting method for vertical shaft pipeline |
| CN114876061A (en) * | 2022-05-10 | 2022-08-09 | 浙江海迈材料科技股份有限公司 | Embedded channel steel lock catch and displacement dislocation prevention method |
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| CN111962821A (en) * | 2020-07-10 | 2020-11-20 | 广东省工业设备安装有限公司 | Automatic centering and inverting method for vertical shaft pipeline |
| CN114876061A (en) * | 2022-05-10 | 2022-08-09 | 浙江海迈材料科技股份有限公司 | Embedded channel steel lock catch and displacement dislocation prevention method |
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|---|---|
| CN103615617B (en) | 2017-01-18 |
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