CN1525093B - Heating or cooling device valve fastening mechanism for a thermostat and a servo drive mechanism - Google Patents
Heating or cooling device valve fastening mechanism for a thermostat and a servo drive mechanism Download PDFInfo
- Publication number
- CN1525093B CN1525093B CN200410005872.3A CN200410005872A CN1525093B CN 1525093 B CN1525093 B CN 1525093B CN 200410005872 A CN200410005872 A CN 200410005872A CN 1525093 B CN1525093 B CN 1525093B
- Authority
- CN
- China
- Prior art keywords
- retaining ring
- connection set
- link
- servo
- actuating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 238000001816 cooling Methods 0.000 title claims abstract description 6
- 238000010438 heat treatment Methods 0.000 title abstract description 3
- 230000014759 maintenance of location Effects 0.000 claims description 26
- 230000000295 complement effect Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves
- F24D19/1018—Radiator valves
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/02—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
- G05D23/021—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste
- G05D23/023—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste the sensing element being placed outside a regulating fluid flow
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention relates to a connection apparatus of a thermostat and a servo driving mechanism of a valve of a heating and cooling device, the apparatus includes a fixing mechanism for being mounted on a valve connection tube, the fixing mechanism is covered by a fixed ring or a portion of a connection member, and the connection apparatus is equiped with a device for transmitting a torque between the fixed ring or a local of the connection member and the fixing mechanism, and is characterised in that a portion of the fixed ring (10) or the connection member can be rotated, axially moved and/or locked relatively to the fixing mechanism (3), wherein the torque transmitting device (18) is invalid at least on an axial position of the portion of the fixed ring or the connection member.
Description
Technical field
The present invention relates to be used to heat and the thermostat of cooling equipment and the connection set of servo-actuating device, it has one and is used to be installed in the retention mechanism that a valve is taken over, wherein this retention mechanism is covered by the part of an annex or link itself, so that the dismounting of unauthorized is difficult to carry out or stop it to carry out.
Background technique
This thermostat is well-known on market and often is called as " official's thermostat ".The main feature of the retention mechanism of this thermostat is, one retention mechanism such as locking nut have binding thread, it with corresponding matching thread engagement on valve is taken over and with retention mechanism make relevantly this retention mechanism by a setting rotationally and cover as the retaining ring of annex or the part of connection set itself so that retention mechanism is handled in prevention without approval.
But in order to allow the professional workforce who authorizes assemble or dismantle, in known thermostat, space or hole are arranged in the retaining ring that covers locking nut or cover in the regional area of connected member of locking nut, and another hole or space that this space or hole must coexist in the locking nut overlap.So, auxiliary installation device can be placed into by these holes, these auxiliary installation devices or play the pusher dog effect of locking nut, or available other assisting agency such as threaded operate, so that when retaining ring or the rotation of whole connection set, give locking nut with transmission of torque.
The shortcoming of this retention mechanism is on the one hand, by finding out hole and a conventional tool such as the hexagon spanner that will cover, can dismantle thermostat fairly simplely, on the other hand, promptly use the assisting agency of regulation, also Tightening moment can't be passed to locking nut so that thermostat or servo-actuating device are fastened on the valve.
In DE 4,442 402 C2, narrated the solution that some retention mechanisms can be covered by a sleeve shape annex equally.Here, can be provided with as the retaining ring of sleeve shape annex with moving axially, and be fixed ring cowling fully when living when locking nut, this retaining ring can axial lock fix on the use position.But this solution does not demonstrate the device that is used for torque is passed to from retaining ring locking nut.For this reason, retaining ring is retracted in the cavity of link always, up to can free approach locking nut, so that can take over this locking nut is installed by being applying torque to valve.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the present invention suggestion: cover this retention mechanism and can rotate to it, move axially and the retaining ring of axially locking has one or more parts that are used for the device of transmitting torque between retention mechanism and annex, one or more parts mating reactions of they and retention mechanism, here, at least rotating, can move axially on the axial position with lockable retaining ring, this torque transmitter is inoperative.
Specifically, the invention provides and a kind ofly be used to heat and the thermostat of the valve of cooling equipment and the connection set of servo-actuating device.Described connection set has one and is used to be installed in the retention mechanism that a valve is taken over, and this retention mechanism is covered by the part of a retaining ring or link itself.This connection set also is equipped with the torque transmitter of a transmitting torque between the part of retaining ring or this link and this retention mechanism.It is characterized in that the part of this retaining ring or this link can rotate, move axially and/or lock relative to this retention mechanism, wherein at least on an axial position of the part of this retaining ring or this link, this torque transmitter is inoperative.
By this solution, find the dismounting way more difficult, at this, can't see again indicating the parts of how dismantling or wherein can packing a conventional tool into from the outside.
One advantageous embodiment is to prevent that axially movable locking framework and annex are installed in the cavity of this link with being integral and hiding.
Also advantageously, this annex has the setting tool of being used for or manually operated acting surface on outer circumferential face.
So obtain a preferred solution of the present invention, promptly separate lock tool and can remove this locking, thereby retaining ring can move to one second axial position from one first axial position by one.Can stipulate in this case, on this first axial position, retaining ring is whole or be shifted out in the cavity of link at least in part and this torque transmitter is invalid, and on this second axial position, this retaining ring is whole or move into cavity at least in part and this torque transmitter works.
One preferred implementation of this locking framework realizes by spring-groove structure, and wherein the lock function on first axial position can be by being lifted away from spring with separating lock tool that groove is disengaged and therefore can make retaining ring move to second axial position.In this case, stop surface can also be set on retaining ring, they are corresponding at the corresponding locating piece of separating on the lock tool, thereby this retaining ring can rotate, but are axially fixed.
Description of drawings
Below in conjunction with Fig. 1-9 example application is described.
Fig. 1: a side view of thermostat, this thermostat have valve side link and are used for the retention mechanism on valve top;
Fig. 2: represent to be contained in thermostat on the valve with sectional view, its retention mechanism is locked;
Fig. 3: the retaining ring that shows retention mechanism from the valve direction with spring part with seeing;
Fig. 4: be view the same with Fig. 3 but that see from the rotating handles direction;
Fig. 5: as Fig. 2 details show torque transmitter;
Fig. 6: the expression thermostat reaches the locking framework of separating lock tool and being disengaged in engagement;
Fig. 7: represent the lock tool of separating that unlocks with sectional view;
Fig. 8: be the same view of seeing from the place ahead with Fig. 7;
Fig. 9: be the same but separate the vicissitudinous view of lock tool with Fig. 6.
Embodiment
Fig. 1 illustrates a thermostat 1, and it comprises a valve link 2, and this valve link not only is equipped with a retention mechanism 3 that is used for Valve joint 4, and a rotating handles 5 that is used to set up the rated temperature value also is housed on this retention mechanism opposite.
As shown in Figure 2, valve link 2 is taken over 8 ground towards valve and is had a receiving portion 6 and one one side that is used for valve top 7 and can partly move in this cavity at least towards 13, one retaining rings 10 of toroidal cavity of valve opened upper end.Retention mechanism 3 on valve link 2 is taken over the direction setting and is comprised that a locking nut 9 is covered with retaining ring 10 locking nut and that can rotate and move axially and lock relative to valve link 2 with described towards valve.Cylindrical base 11 outer rings of valve link 2 have a wedge shape inclined-plane 14 around ground, when locking nut was installed in the valve adapter 8, this locking nut just was bearing on this inclined-plane.The valve link is pressed towards the corresponding engagement face that this valve is taken over its distolateral placed side 12 thus.
Under this assembling condition, retaining ring 10 is on first axial position of a relative valve link 2, on this position, this retaining ring is drawn out of and has stoped by a locking framework 15 from 13 li of the cavitys of valve link 2 at least in part and moves axially.In this embodiment, locking framework shown in Fig. 3,4 is realized by a spring-groove structure, wherein, at least one spring part 16 of spring-groove structure is constituent elements of retaining ring 10, and groove 17 radially around be opened in the outer wall of cavity 13 of valve link.Prevent that axially movable lock function from going in the groove 17 to realize by making spring part 16 support, but this retaining ring still valve link and locking nut rotate relatively.
On described first axial position of this retaining ring, between locking nut 9 and retaining ring 10, torque transmitter 18 is inoperative, wherein as shown in Figure 5, the tooth on outer circumferential face that is arranged on locking nut or one or morely be arranged on the not corresponding cooperation tooth of retaining 19 on the outer circumferential face or cooperate retaining 20 contact matching with one.By this measure, locking nut is can't be approaching and can not unclamp.
If will then can eliminate lock function in the spring part on the retaining ring 10 16 inside back pressure and make retaining ring leave the valve earth's axis in moving into toroidal cavity 13 radially from groove 17 as illustrated in fig. 6.Simultaneously, like this detent torque transfer unit 18 as illustrated in fig. 5, promptly make on being located at external tooth on the locking nut 9 or one or more retaining 19 and being located at the retaining ring inner face corresponding cooperation tooth or cooperate retaining 20 cooperation in contact.When rotational fixation ring on second axial position, realized the drive of locking nut 9, locking nut can be screwed onto valve subsequently and take on 8.Be the transmission of improvement power, on the outer circumferential face of retaining ring, be formed with the acting surface 21 of a setting tool, thereby valve link 2 can be fixedly mounted in valve with locking nut and take over last or released.
After installation process finishes, retaining ring can return to first axial position again, here, tooth 19,20 disengagings of locking nut and retaining ring are meshed also thereby torque transmitter are not worked, and this retaining ring can freely rotate above the locking nut under it.
Simultaneously, spring part struts for 16 times in the groove 17 of valve link, thereby produces locking effect again in the axial direction.
When retaining ring moved axially, the groove that makes this spring part radially inwardly leave the valve link with an assistant tool was favourable to operation.
To this, Fig. 6,7 and 8 illustrates an assistant tool 22 that respective shapes is arranged, and it is designed to the form of separating lock tool of a breach 23, thereby it just can be stretched on the retaining ring.It comprises an operation unit 24 and a slide part 25, and wherein the internal diameter of this slide part is adapted to the external diameter of retaining ring, and its external diameter is adapted to the diameter of the annular groove 17 in link 2.So, make on the one hand and separate lock tool and on retaining ring, lead mobilely, can accurately move in the annular groove ordinatedly on the other hand, so that spring part 16 lifts from groove 17.Subsequently, this is separated lock tool and can remain on this position by operation unit.
In order in this operating process, to make retaining ring keep its axial position, the locating piece 26 with a backstop 27 is installed separating on the lock tool, described backstop is resisted against on the fitting surface 28 of this retaining ring, shown in Fig. 6,9.
Claims (10)
1. one kind is used to heat and the thermostat of the valve of cooling equipment and the connection set of servo-actuating device, described connection set has one and is used to be installed in the retention mechanism that a valve is taken over, this retention mechanism is covered by the part of a retaining ring or link itself, and this connection set is equipped with the torque transmitter of a transmitting torque between the part of retaining ring or this link and this retention mechanism
It is characterized in that, the part of this retaining ring (10) or this link can rotate, move axially and/or lock relative to this retention mechanism (3), wherein at least on an axial position of the part of this retaining ring or this link, this torque transmitter (18) is inoperative.
2. by the connection set of the described thermostat of claim 1 and servo-actuating device, it is characterized in that, this retaining ring can partly move at least this link an annular, take in the cavity (13) that direction opens wide towards this valve.
3. press the connection set of described thermostat of claim 1 and servo-actuating device, it is characterized in that, one or more parts (16) that one locking framework (15) is arranged on this retaining ring, described parts also can be integrally formed on this retaining ring, wherein the parts of this locking framework may be engaged in other parts or groove (17) that are located on this link, perhaps can lock together with other parts or the groove (17) that are located on this link.
4. by the connection set of described thermostat of claim 3 and servo-actuating device, it is characterized in that this locking framework to small part is installed in cavity (13) lining of taking over the annular of opening wide towards this valve.
5. by the connection set of described thermostat of claim 4 and servo-actuating device, it is characterized in that this locking can be separated lock tool (22) by one and be removed, thereby this retaining ring can move to one second axial position from one first axial position.
6. press the connection set of described thermostat of claim 5 and servo-actuating device, it is characterized in that, on this first axial position, this retaining ring shift out in this cavity of this link fully or at least in part and this torque transmitter (18) inoperative, and on this second place, this retaining ring moves in this cavity fully or at least in part and this torque transmitter works.
7. by the connection set of claim 5 or 6 described thermostats and servo-actuating device, it is characterized in that this locking framework is designed to the form of spring-groove structure, wherein by making spring from groove, carry away to unlock.
8. press the connection set of described thermostat of claim 7 and servo-actuating device, it is characterized in that, the shape that lock tool (22) is designed to trip ring of separating of usefulness is installed, it has a slide part (25), the external frame of the interior profile of this slide part and this retaining ring (10) is complementary, and the internal diameter of the groove (17) of the annular in its external frame and this link (2) is complementary.
9. press the connection set of described thermostat of claim 8 and servo-actuating device, it is characterized in that, this is separated lock tool and has locating piece (26), and when this instrument cooperates with this locking nut (9) so that during transmitting torque, described locating piece axial restraint is lived this retaining ring.
10. by the connection set of described thermostat of claim 9 and servo-actuating device, it is characterized in that this retaining ring has the setting tool of being used for or manually operated acting surface (21) on outer circumferential face.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE20302855U DE20302855U1 (en) | 2003-02-21 | 2003-02-21 | Method fitting control valve to heating or cooling system has an security sleeve fitted over the securing nut to prevent unauthorised dismantling |
| DE20302855.4 | 2003-02-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1525093A CN1525093A (en) | 2004-09-01 |
| CN1525093B true CN1525093B (en) | 2010-04-21 |
Family
ID=7980254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200410005872.3A Expired - Fee Related CN1525093B (en) | 2003-02-21 | 2004-02-20 | Heating or cooling device valve fastening mechanism for a thermostat and a servo drive mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1525093B (en) |
| DE (1) | DE20302855U1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011010840B4 (en) * | 2011-02-10 | 2019-08-14 | Oventrop Gmbh & Co. Kg | Drinking or service water system |
| DE202014102658U1 (en) * | 2014-06-06 | 2014-06-23 | Bürkert Werke GmbH | diaphragm valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3336016C1 (en) * | 1983-10-04 | 1985-02-14 | Theodor Heimeier Metallwerk Gmbh, 4782 Erwitte | Antitheft device for the thermostat head of radiator valves |
| GB2322688A (en) * | 1997-02-14 | 1998-09-02 | Pegler Limited | A control head for a thermostatic valve |
| CN1271080A (en) * | 1999-04-20 | 2000-10-25 | 丹福斯有限公司 | Control cap of heater valve |
| CN1297120A (en) * | 1999-11-17 | 2001-05-30 | 丹福斯有限公司 | Valve, especially thermostat valve for heating plant |
-
2003
- 2003-02-21 DE DE20302855U patent/DE20302855U1/en not_active Expired - Lifetime
-
2004
- 2004-02-20 CN CN200410005872.3A patent/CN1525093B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3336016C1 (en) * | 1983-10-04 | 1985-02-14 | Theodor Heimeier Metallwerk Gmbh, 4782 Erwitte | Antitheft device for the thermostat head of radiator valves |
| GB2322688A (en) * | 1997-02-14 | 1998-09-02 | Pegler Limited | A control head for a thermostatic valve |
| CN1271080A (en) * | 1999-04-20 | 2000-10-25 | 丹福斯有限公司 | Control cap of heater valve |
| CN1297120A (en) * | 1999-11-17 | 2001-05-30 | 丹福斯有限公司 | Valve, especially thermostat valve for heating plant |
Also Published As
| Publication number | Publication date |
|---|---|
| DE20302855U1 (en) | 2003-06-12 |
| CN1525093A (en) | 2004-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20140220 |