DE2320815C2 - Device for the detachable fastening of hose or pipe ends - Google Patents

Description

its inside by a circular section conveyor. Starting from this, the object of the invention was

mige rib (22) is reinforced. based on a device of the aforementioned

4. To train the device according to one or more of the types so that when the Vorrichvorherigen is closed Claims, characterized in that unpredictable loads from the spring device that the hooking point in about the middle floor is largely kept away.

A third of the first partial shell (10) is arranged 35. In order to achieve this object, the invention is and that the web (20) on the inside of the proposed that the second part of the shell on which the same runs up to this point. Spring engages, one with the device closed

5. Device according to Ansipruch2, characterized in that the device is hooked on the inside of the first partial shell, that the hook-shaped projection has kenden web.

(20 a) of the web (20) at its end of the web 40 Due to the interlocking of the web of the second part opposite side (20i) and the shell of this side with the first part shell, the recess (21) is formed with a closed wall (21 a) sener device a so inclined in the circumferential direction opposite to the radial direction, claimable form fit, all in this direction that can absorb effective stresses at the transition point to the outside. That of the web (20) or to the inside of the first spring itself will only result in an angle between 100 and closing of the device required forces of 150 °, normally with the partial shell (10). claimed. So there will be operational safety and

6. Device according to one or more of the durability of the device increased and also favorably before Claims, characterized in that the requirements for dimensioning the spring are met that the first partial shell (10) created in the area of the 50 itself.

The clamping lever (15) holding the hinge pin (17) so

extends far outward that the axis of the articulation of the invention is described, one of which bolt (17) lies on a larger radius than consists in the fact that the web extends radially towards the outside of the web (20) and its partial has outwardly extending projection which is in a shell (11). ₅₅ recess on the inside of the first partial shell

intervenes. It is also useful if the web extends in the shape of a circular arc in its longitudinal direction and

on its inside by a circular segment-shaped

Rib is reinforced.

60 It is conceivable that the entanglement already exists in the

The invention relates to a device for the releasable area of the clamping lever with the first partial shell of the fastening of hose or pipe ends, with connecting hinge pins on the first partial shell to have at least two jointly engaged at their ends in an articulated manner. However, there are günstieinander part connected shells which Gere at their sides ratios for the transmission of in Umten for pressing a tube end on a 6 ₅ circumferential direction forces acting through the web, the spout and / or for engaging behind a to a when according to a further proposal the ring collar located in the Erfin pipe end, radial manure the hooking point approximately in the middle Bonach inwardly directed flanges! have, and is arranged with a third of the first partial shell and

«Ί

when the web on the inside of the same up to the- The second partial shell 11 has a

this point runs. f angsrichtung extending web 20, which the circular

The radially outwardly extending protrusion-shaped course of the partial shell 11 in its central

jump of the bar is continued in its position and shape of the empty axial area and is

Movement of the partial shells to one another when closing the device up to about half the arc length

to be adapted to the device. The web 20 extends around one of the first partial scarves 10

wall-free and easy engagement of the projection its free end with a hook-shaped front

provided in the recess on the inside of the first partial jump 20 a, which is directed radially outward

To reach shell, it is according to another and in a correspondingly shaped recess 21

Proposal of the invention is expedient if the ha- so engages on the inside of the first partial shell 10,

ken-shaped projection of the web on its the web at its opposite the free end face

end opposite side and the side of this side, the projection 20 a has an inclined surface 20 b,

associated wall of the recess opposite the one at the transition point to the sheet conveying

radial direction are inclined so that on the moderate outer surface of the web 20 running Tan-

The transition point to the outside of the web or to the 15 gente forms an angle of about 120 °. The the

Inside of the first cup an angle between. Inclined surface 20 b associated wall 21a of the

100 and 150 ° results. The inclination of said recess 21 has a corresponding inclination.

Pages is then just so large that on the one hand the on the inside of the web 20 runs a

The protrusion is slightly inserted into the recess, while the rib 22, whose inwardly facing side is about the

on the other hand, the form fit between the web and ao course of a tendon through the TeUschale 11 and

corresponds to the first TeUschale for receiving the said arch formed by its web 20, so that

Stress is sufficient in each case. the rib 22, in the axial direction of the device

The first TeUschale is seen advantageously in the area, approximately has the shape of a segment of a circle. of the hinge pin holding the tensioning lever. The rib 22 extends over more to one side A little protrude outward, so far that the »5 as half the length of the web 20 and to the other The axis of the hinge pin lies a bit on the inside of the part on a larger radius ropes than the outer sides of the web and its partial shell 11 along. Thus, the rib 22 in the shell, rich of the transition between TeUschale 11 and

The device can be an effective reinforcement from two or from webs 20. be built up several partial shells. Depending on the number 30 in the area of the hinge pin 17 protrudes the lender Partial shells result so far outward for the shell 10 through the cover that the web 20 on the Kung to be connected partial shells different inside of the TeUschale 10 can run without Trajectories when closing the device. that it is in the through the flanges 10 a, 11a and IZa The web or its preload with a limited internal diameter protrudes into these tracks, and the depression in the first part according to FIG. 35. This results in one for the hinge pin 17 Adjust shape and position. such a position that its axis is on a radius

An exemplary embodiment of the outside of the outer circumference of the partial tube 11 is shown below

Finding described in more detail on the basis of a drawing. located.

The device shown here is used for

Fig. 1 shows a cross section through the device, 4 ° tie two rigid pipe ends 23, of which in

Fig. 2 shows a longitudinal section along the line H-II in Fig. 2 only one is drawn. In the Hirer area

_{In the case of the} end faces, the pipe ends 23 move radially

F i g. 3 'is a side view of the second outer shell of the externally extending annular collars 23 a, which when closed with the web, its device from the flanges 10 α, 11 α and

4 shows a section along the line IV-IV through 45 12a. . _12th

the bridge of the second cup. After turning down the TeU shells 10, 11 and IZ

The device is made up of three TeUschalen 10, 11 around the pipe ends 23 is built at the outside and 12, which have the spring 16 in the inwardly directed flanges 10 a, Ua and 12 a on both sides radially pivoted clamping lever 15. Slot 19 hooked. When the clamping lever is closed, the partial shells 10 and 12 are moved by a hinge lever 16, the partial shells 10 and 11 move towards each other and the partial shells 12 and 111 move towards one another, the projection Wa aesMe hinge pin 14 being connected to one another. A tensioning device 20 approaches the recess 21 in the partial shell IJI, a lever lock consists of a tensioning lever 15 and, when the final closed position is reached, a spring 16. The tensioning lever 15 is at the first of the projection 20a in the recess * 1, see above that by means of the tension lever lock to each other a form-fitting connection between the leucoupling part shells 10 by a hinge pin shells 10 and 11 is also held in the circumferential direction 17, while the spring 16 is provided by means of a. Via this connection allfi forces of further pivot pins 18 attached to the clamping lever 15 can be absorbed, which is witkist in this reddening. The other end of spring 16 is ^depicting in the second same additional burdens ^{"e n;?.} _R ^D _n ^l * J ™ rf of hooked to be connected TeUschalen 11 60 16 remains substantially only with the normal for this purpose with a Slit 19. The clamping force is loaded.

1 sheet of drawings

Claims (3)

one of the adjacent ends of two partial shells patent claims: connecting clamping lever lock, the clamping lever articulated to a first of these partial shells 1. Device for the releasable fastening of Stigt is, while a Fe-Scalauch- or pipe ends, with at least two 5 engaging the second partial shell articulated to one another at their ends. bound part-shells, which on their sides to the direction in the circumferential direction by the spring zasam-pressing one hose end held on a spout, d. This means that the spring is not only connected to the and / or for reaching behind one of the parts required to hold the partial shells together Pipe end located collar serving, ra- io force is claimed, but also with further have dial inwardly directed flanges, forces that may cause the device in radial and with one claim the adjacent ends of two or in the circumferential direction. Such Clamping lever lock connecting partial shells, forces are used in one to attach a hose Clamping lever on a first of these part ends on a spout serving device the shells is articulated, while a required at 15 to press the hose end ra-tensioning lever Fastened spring on the second partial dial. But also when connecting shell attacks, thereby marked- two rigid pipe ends can be unforeseen net that the second partial shell (11) is subject to radial stresses, e.g. by unloading closed device on the inside accuracy of the outer diameter of the pipe der first part shell (10) hooking web (20) ao ends or has dirt on the support, make the flanges. Eventually such 2. Device according to claim 1, characterized by forces but also by other effects, that the web (20) are called a radially, z. B. by hooking the Vorrichnach outwardly extending projection (20 α) up to any obstacles. In any case has, the in a recess (21) on the inside as the spring can thereby to a particularly strong degree engages side of the first partial shell (10). are stressed, and not just for a short time, 3. Device according to claim 1 or 2, there- but when said dimensional diameter is present characterized in that the web (20) in its inaccuracies or soiling even In the longitudinal direction it runs in the shape of an arc of a circle and is constantly on.