DE2654529A1 - Removable valve closure for radiator - uses pressure-tight container to remove closure without draining system - Google Patents

Abstract

The upper part of a radiator valve contg. the valve closure body is screwed into the valve housing and can be removed without the need to drain the associated heating system. A pressure-tight container has a pipe coupling and a coaxial rod which is rotatably and longitudinally mounted in a mounting releasably sealed to the container. The rod has a box-spanner head corresponding to the nut head of the valve upper part. The other end of the rod projects out of the container and incorporates a container emptying unit which can be shut off and is positioned between the pipe coupling and the rod mounting. A pipe cock is able totally to seal off the throughflow cross-section of the pipe coupling.

Description

PATENT ADVERTISEMENT reference number:

DiPL.-iNG. CONRAD KÖCHLING

Hagen, Fleyer Str. 135

Ruf (0 23 3D β μ 64 Αππι .: company

Telegrams: Patentköchling Hagen _. . . ", _N _,

Accounts: Commerzbank AG. Hagen r.UJ. Uventrop ΜΓΠ. aühfl nB.

(BLZ 450 40042) 3515 095 D _nc , tfanh IU

SparkasseJlMenioqMsnö rOSiracn / <+ OßC / COO

DlPLMNO. CONRAD-JOACHIM KOCHLING 5 ₅₇₈₇ Bigge-Qlsberg 1 LfdN /

R / Ki.

U device for exchanging the upper part of the valve a radiator valve

The invention relates to a device for exchanging the valve housing which carries the closure body tightly screwed-in valve upper part of a radiator valve, whose manually or thermostatically actuated, The actuator acting on the valve upper part is detachably attached to the valve housing independently of the valve upper part.

So far we have used Uarmuasserheizungen or similar systems To replace a damaged upper valve part, the entire system is usually emptied first. These or other previously possible measures (e.g. icing of the stirrer in the vicinity of the valve) but are very complex.

The object of the invention is now to provide a device of the type described to create the replacement of a valve upper part considerably simplified and cheaper.

809823/01 13

Oventrop 6733/76

- Tt-

The solution to this problem is characterized according to the invention by a pressure-tight container with one to the connection element of the valve housing for its actuator complementary formed pipe coupling, furthermore by a rod coaxially arranged to the latter, which in a bearing detachably tightly connected to the container is rotatably and longitudinally displaceably mounted and which is attached to the the end part facing the pipe coupling a socket wrench corresponding to the key attachment of the upper valve part has, while the other end part of the rod protrudes from the container, also through an between the pipe coupling and the rod bearing arranged, lockable container emptying device and by a pipe switch with a closure member that releases the entire passage cross-section of the pipe coupling.

Such a device, the function of which will be described later, allows a valve top to be replaced without that the heating must first be emptied, from which considerable technical and economic advantages arise.

A device of the type described in the introduction which serves to achieve the same object is characterized by a Pressure-tight container with a complementary design to the connection element of the valve housing for its actuator Pipe coupling and sealed by at least two in the container and rotatable about its longitudinal axis and

809823/01 1 3

Oventrop 6733/76

265-529

axially displaceable engaging rods, which can optionally be used for Pipe switches are mounted to run coaxially adjustable, and also on the end parts pointing towards the pipe coupling each have a socket wrench corresponding to the key attachment of the upper valve part, and a lockable one Container emptying line.

With this device, the function of which is also described in more detail below, the replacement of a valve - The upper part continues to be simplified and accelerated.

It is advantageous if the socket wrenches are attached to the rods in an exchangeable manner.

An advantageous and inventive development of the above The object is that on the actuator carrying the rods apart from two each one Socket wrenches having rods, at least one further cleaning devices arranged in the same direction as the latter or rods carrying cutting tools are provided.

This makes it possible to replace the upper part of the valve also to mechanically clean or regrind the valve seat.

An advantageous and inventive embodiment of the above The object is characterized in that the container consists of a pot-shaped housing and one of its Muzzle is releasably closable screw cap, furthermore

809823/0113

Oventrop 6733/76

- K-

* y c ρ / r f \ λ

the pipe coupling on the GeMuseboden running parallel to the axis

connected 1st and in the screw cap the rod bearings on the circumference of a concentric to the housing axis Circle are arranged, the radius of this circle being the distance of the center axis of the pipe coupling from the housing center axis is equivalent to.

A variant which is preferred and inventive under certain circumstances is that the actuator carrying the rods is designed as an adjustable slide mounted on the container, the direction of adjustment of which is the central axis of the Pipe coupling crosses.

Embodiments of the invention are shown in the drawings and are described in more detail below.

Show it:

1 shows a device connected to a radiator valve for replacing the upper part of the valve, essentially in longitudinal section,

Fig. 2 shows a further embodiment of such a device seen in section II-II of Fig. 3,

Fig. 3 also in section III-III, 4 shows a variant of details in longitudinal section, FIG. 5 likewise seen in the direction of the line V-V, Fig. 6 also seen in the direction of the line VI-VI.

In Fig. 1, for exchanging the upper valve part 1 carrying the closure member, a pressurized one is used ¥ radiator valve inserted into low water heating 2, a tubular, pressure-tight container 3 is connected.

809823/0113

Oventrop 6733/76

For this purpose, the latter has a pipe coupling 4, which also

en
provided on the valve housing 5 / and designed as an external thread 6 η connecting element for the previously removed, manually or thermostatically actuated actuator, not shown, is designed conformally.

The inside diameter of the pipe coupling k and of the container 3 arranged coaxially to the latter is greater than the largest diameter of the upper valve part 1 screwed into the valve housing 5.

In the container 3 there is provided a cylindrical rod 7 which is arranged coaxially with the latter and which is attached to the container in a 3 tightly and releasably screwed-on bearing 8 is rotatably and longitudinally displaceably supported. To seal the Rod 7, an O-ring seal 9 is provided.

At the end part of the rod 7 protruding into the container 3 a socket wrench 11 corresponding to the wrench extension 10 of the upper valve part 1 is fastened in an exchangeable manner. Of the the other end part of the rod 7 has a polygon as a key attachment 12. Instead of the polygon, a Handle are provided.

Between the rod bearing 8 and the pipe coupling k , a pipe switch 13 designed as a cock is inserted into the container 3. This pipe switch can also be designed as a ball valve or a slide, only that must

809823/0113

Oventrop 6733/76

Closure element of the pipe switch 13 in the open position clear such a large passage cross-section that the socket wrench 11 from the position shown in the direction can be moved towards the upper valve part 1. In addition, there is a pipe switch 14 designed here as a tap provided for emptying the container 3.

If the upper valve part 1 is to be replaced without having to empty the entire hot water heating system, will first with the pipe switch 13 open and with the pipe switch 14 closed, the socket wrench 11 is moved longitudinally the rod 7 is placed on the key attachment 10 of the upper valve part 1, then screwed out of the valve housing 5 and the rod 7 in the initial position shown withdrawn.

Then, by opening the pipe switch 14, the valve housing 5 must be flushed through in order to remove any dirt adhering primarily to the area of the valve seat solve and carry out.

After completion of the flushing process described, the pipe switch 13 is closed and by reopening the Tube switch 14 emptied the container space located between the tube switch 13 and the rod bearing 8, after which the bearing 8 can be unscrewed from the container 3 in order to counter the upper valve part 1 held in the socket wrench 11 exchange a new one. Then the new valve

809823/0 113

Oventrop 6733/76

The rod 7 holding the upper part is reinserted into the container 3 and the rod bearing 8 is connected to the container 3 in a pressure-tight manner.

After closing the pipe switch Ik again and opening the J pipe switch I3, the new upper part of the valve can be screwed into the valve housing 5 using the socket wrench attached to the rod 7. Then the container 3 can only be emptied by opening the pipe switch 14 and unscrewed from the valve housing.

The apparatus shown in Figs. 2 + 3 has a cup-shaped, with a screw cap I5 pressure-tight sealable container 3 · ¹ on the container bottom is arranged in accordance with the trained in Fig. 1 apparatus shown pipe coupling k interchangeable. Furthermore, as in FIG. 1, a pipe switch 14 is provided.

To seal the screw cap 15- is in an annular groove the container jacket an O-ring seal 16 is arranged, which corresponds to a threadless, cylindrical zone 17 of the screw cap faceplate.

In three molded rods with 0-ring seals 9 store 8 of the screw cap I5 are each a rod 7 rotatable and axially displaceable.

The rod bearings 8 lie on a circle concentric to the container center axis, the radius of which is the distance of the center axis of the pipe coupling k from the container center axis

809823/0113

Oventrop 6733/76

is equivalent to.

Furthermore, the pipe coupling k and the rods 7 are arranged to run parallel to the container center axis, so that one of the rods 7 can be adjusted coaxially aligned with the pipe coupling k by turning the screw cap 15 relative to the container 3 '.

Two of the rods 7 carry to those located in the container 3 ' Each end has a socket wrench 11, while a brush 18 is exchangeably held on the third rod is. Instead of the brush 18, a grinding body or another cutting tool can optionally also be used for regrinding the valve seat of a radiator valve are arranged.

The free ends of the rods 7 have key extensions 12 on.

The socket wrenches 11 are on the rods 7 by means of screw connections attached.

Under certain circumstances it could be advantageous to use the screw connections to be replaced by plug connections, which are preferably also secured by latches or bolts.

If, with this device, an upper valve part 1 is to be inserted into a pressurized hot water heater Radiator valve or another valve arranged in the heater are replaced because that valve is no longer fully functional, a new one is required first

809823/0113

Oventrop 6733/76

* 3

The upper valve part is expediently inserted through the pipe coupling k into a first, as shown, adjusted socket wrench 11 and this is withdrawn into the rearward position.

The device is then to be connected in a pressure-tight manner by means of the pipe coupling k to the external thread 6 of the valve housing 5, from which the actuator, not shown and acting on the upper valve part, has previously been removed.

Then the pipe switch 14 is to be closed and through Turning the screw cap I5 the second socket wrench the upper valve part 1 seated in the valve housing 5 coaxially opposite.

The socket wrench can then be attached to the upper valve part 1 to be replaced and the latter out of the valve housing 5 can be unscrewed.

Thereafter, the valve housing 5 can be coaxially opposed to the valve housing 5 Brush 18 the valve seat mechanically cleaned and possibly at the same time by more or less long Opening the pipe switch 14, the valve housing 5 is flushed through will.

The socket wrench 11 carrying the new upper valve part is then to be placed coaxially opposite the valve housing 5 and screw in the upper part of the valve. The housing 3 ′ can then be emptied by opening the pipe switch 14 and unscrewed from the valve housing 5.

809823/01 1 3

Oventrop 6733/76

There are still markers on the container 3 and on the screw cap 15 20, which identify the position of the rods 7 in relation to the pipe coupling 4.

In addition, latching means can also be provided which are arranged so that they can be felt to engage when one or the other rod 7 of the pipe coupling 4 faces exactly coaxially.

In order to also be able to visually check the exchange, it is advantageous to provide a window in the container 3 or 3 '. The pipe coupling 4, the container 3 or 3 ^{1 can be made} completely or partially from transparent material.

4 to 6 show a pipe coupling 4 'for use the device in radiator valves, in which instead of the external thread 6 for connecting the to the valve upper part 1 effective actuator only a shoulder 21 is provided.

In this case, the pipe coupling 4 ¹ consists of a pipe socket 22 which is detachably and tightly screwed into the container 3 or 3 ¹ and ends in a flange 23, a bracket-like support plate 24 that can be placed on the shoulder 21 and two tie rods 25 with their help the flange 23 carrying a seal 26 can be pressed onto the valve housing 5 in a pressure-tight manner.

To simplify the assembly of this pipe coupling 4 'are the shafts of the tie rods 25 in the circumference open

809823/01 13

Oventrop 6733/76

Slots 27 of the flange 23 inserted.

All new individual and combination features disclosed in the description and / or drawing are considered essential to the invention viewed.

8098 23/0113

Blank page

Claims (1)

Oventrop 6733/7 * " P at en t claims : £ O Q ^ 0 4 CJ . Device for replacing the valve upper part of a Hexzkörperventxles, which carries the closure body and is tightly screwed into the valve housing, whose manually or thermostatically actuated actuator acting on the valve upper part is detachably attached to the valve housing independently of the valve upper part, characterized by a pressure-tight container (3) with a to the connection element of the valve housing for its actuator, complementarily designed pipe coupling (4 , 4 ' ), furthermore by a rod (7) arranged coaxially to the latter, which is rotatably and longitudinally displaceable in a bearing (8) releasably tightly connected to the container (3) and the end part facing the pipe coupling (4, 4 ') has a socket wrench (11) corresponding to the key attachment (1O) of the upper valve part (i), while the other end part of the rod (7) protrudes from the container (3), moreover by a lockable Be arranged between the pipe coupling (4) and the rod bearing (8) container emptying device (14) and a pipe switch (13) with a closure member that releases the entire cross-section of the pipe coupling (4,4 ·). 809823/01 13 Overitrop 6733/76 - Yi- 2. Device for replacing the valve body carrying the closure body, tightly screwed into the valve housing of a radiator valve, whose manually or thermostatically actuated, on the valve upper part effective actuator is attached to the valve housing from the valve upper part independently detachable, characterized by a pressure-tight container (3 ¹ ) with a to the connecting element of the valve housing (5) for its control element complementarily designed pipe coupling (k, k ') and sealed by at least two rods (7) which engage in the container (3 ¹ ) and are rotatable and axially displaceable about their longitudinal axis »which can optionally be used for the pipe switch ( 4) are mounted coaxially adjustable and also have a socket wrench (11) corresponding to the key attachment of the valve upper part on the end parts pointing towards the pipe coupling (4-j ^ - ¹ ), and through a lockable container emptying line (ik). 3. Apparatus according to claim 1 or 2, characterized in that the socket wrench (11) on the rods (7) are attached interchangeably. H. Device according to claim 2 or 2 + 3, characterized in that on the actuator (15) carrying the rods (7), in addition to two rods (7) each having a socket wrench (11), at least one additional rod closes 809823/0113 Oventrop 6733/76 the latter arranged in the same direction cleaning devices (l8) or rods carrying cutting tools (7) are provided. 5. Apparatus according to claim 2 or 2, 3 + 4, characterized in that the container (3 ¹ ) consists of a pot-shaped housing and a screw cap (15) which can be releasably closed at its mouth, furthermore the pipe coupling (4, 4 ') on the housing bottom is connected axially parallel and in the screw cap (15) the rod bearings (8) are arranged on the circumference of a circle concentric to the housing axis, the radius of this circle corresponding to the distance of the center axis of the pipe coupling (4,4 ') from the housing center axis. ^{6. Apparatus according to claim 2 or 2, 3, 4} , characterized in that the actuator carrying the rods (7) is designed as an adjustable slide mounted on the container (3 1), the direction of adjustment of which is the center axis of the pipe coupling (4, 4 ') crosses. 7. Device according to one or more of the preceding Claims, characterized in that it has transparent and pressure-tight closed windows. 8. The device according to one or more of the preceding claims, characterized by one of transparent Material existing container (3.3 '). 809823/0113 Oventrop 6733/76 9. Device "according to one or more of the preceding Claims, characterized in that at least parts of the pipe coupling (4, 4 *) are made of transparent material exist. PATENT Attorney ¹ DiPL-ING. CONRAD-JOACHIM KÖCHLING 809823/01 13