CN100467923C

CN100467923C - Thermostat

Info

Publication number: CN100467923C
Application number: CNB2004100567719A
Authority: CN
Inventors: R·费兹克; G·伦帕; D·温德林
Original assignee: F W Oventrop & CoKg 59939 Olsberg De GmbH
Current assignee: F W Oventrop & CoKg 59939 Olsberg De GmbH
Priority date: 2004-05-18
Filing date: 2004-08-18
Publication date: 2009-03-11
Anticipated expiration: 2024-08-18
Also published as: CN1699810A

Abstract

The invention relates to a thermostat (1) which works together with a regulating valve (3) used in heater, and which includes a visible fixed casing (6) and a rotary handle (4) for regulating temperature prescribed value. The casing (6) is equipped with a connection member (2) able to be mounted on the regulating valve (3), wherein tick mark (5) of the rotary handle (4) is corresponding to reading mark (7) of the fixed casing. The thermaostat also includes a sleeve disposed around the components of the thermostat (1), which is characterized in that: casing (8) fully or partly covers the fixed casing (6), and changes appearance (design) of the thermostat in simple manner.

Description

Thermostat

Technical field

The present invention relates to a kind of thermostat, it and a modulating valve co-operation especially for heater, have a visible fixing housing and a handle with sleeve of regulating the temperature specified value, housing has a link that can be installed on the modulating valve, wherein the graduation line on the handle with sleeve is corresponding with reading index on the housing of fixing, this thermostat also has a sleeve that is provided with around the parts of thermostat, and its middle sleeve just covers fixing housing.

Background technique

Disclosed in the prior art thermostat has visible stationary housing.DE 100 49 928A1 disclose a kind of bell-type handle with sleeve of heater thermostatic valve, and the adapter with graduation line wherein is set, and different graduation lines can be arranged on the identical bell-type handle with sleeve.

DE 43 18 816 C1 disclose a kind of fixing device of thermostat, and it comprises one (many parts structure) protective casing.Its protective casing covers the part of thermostat and handle, is used for antitheft and prevents to damage and limit corner.

By DE 195 34 186 A1, DE 40 19 233 A1 and the known correspondingly thermostat of DE 71 124 37 U1, wherein Gu Ding housing covers by a sleeve.This structure is used for functional purpose.

In known solution, be inadequate for the fixing covering that housing carried out, because in the gap that is keeping between the edge in the front on the direction between sleeve and housing that pushing of sleeve that has been brought to and sleeve.In addition, described installation is difficulty quite, because sleeve must be by to housing when overcoming friction connection and/or power transmission connection.In addition if touch and handle sleeve in contrast to plugging direction, just may be easy to make its away from.

Summary of the invention

According to prior art, the purpose of this invention is to provide such thermostat, can promptly design by the outward appearance that simple mode changes thermostat, all visible parts of wherein said stationary housing should cover by housing fully, and can make a kind of simple installation be called possibility.

In order to solve this task, the present invention's suggestion, described sleeve design is two-part, the housing part of one of them first annular can be shifted onto or be pulled on the stationary housing through handle with sleeve through the link of thermostat, the housing part of second annular, and the opposed fringe region at housing part processes power transmission link or form fit link, and they make two housing parts be connected to each other detachable or non-dismountablely.

According to this scheme, can simply change the design of thermostat, corresponding sleeve promptly is set on housing.This sleeve covers housing fully.Like this, do not influence the function of handle with sleeve, and do not cover the graduation line that on handle with sleeve, is provided with usually.

Sleeve can constitute according to different external stylings, outward appearance and material behavior, to realize different appearance requirement.

By structure according to the present invention, just can cover by sleeve fully with the visible parts of simple mode with stationary housing.In order to install, described two parts are correspondingly begun by link or are begun to shift onto on the housing by handle with sleeve, have therefore realized under SOT state of termination by the fully covering of described two housing parts for housing.The described connection of these parts can be that a kind of power transmission that realizes by the connection of transmitting friction connects.A kind of connection of form fit preferably realizes by latch.

The advantageous embodiment structure is that the parts of sleeve or sleeve fixedly install vertically with respect to housing.

Guaranteed that by this structure sleeve can not move or deviates from respect to housing.

In addition, be that the parts of sleeve or sleeve fixedly install at circumferencial direction with respect to housing as what add or replace.

Can guarantee that like this sleeve can not rotate with respect to housing.

For some installation situation preferably, the parts of sleeve or sleeve can limitedly move on housing vertically with respect to housing.

In addition preferably, the parts of sleeve or sleeve can limitedly rotate on housing at circumferencial direction with respect to housing.

For the consideration that clamps, preferably, the parts of sleeve or sleeve can limitedly move vertically with respect to housing, and/or along the circumferential direction can limitedly rotate for housing for some installation situation, can realize the best Dingan County's dress really like this.

For with the sleeve simple fixation to housing, locking, clamping and/or guiding element that fixing housing and sleeve setting correspond to each other are to be provided with sleeve.

Particularly preferably be, its reading index is arranged on the stationary housing as locking, clamping and/or guiding element, or its constituent element.

In order to provide other outward appearance on the surface of not changing into thermostat substantially, preferably, it is thin walled structures that power transmission connection or form fit connect housing part connected to one another, and they surround whole stationary housing by the form fit connection and are pressed onto on the surface structure of stationary housing.

To this preferably, the additional external structure of sleeve is clamped in the installing space of heater block or heater case body component.What particularly have additional cover piece for example has opening in order to cover the heater that accessory is installed, and thermostat passes this opening.External structure to this sleeve constitutes like this, and its is local or fill up this opening fully or with the edge locked of opening or clamp and be connected.

This particularly preferably is, sleeve or form fixing, clamping outwards not outstanding or that appear of the parts of sleeve or guiding element, but all fix, clamping or guiding element cover by sleeve or its parts behind installing sleeve on the housing.

Thus, sleeve constitutes like this, promptly can't see fixing, clamping or guiding element after sleeve is installed, and only to see the sleeve outer surface that constitutes according to corresponding material moulding, color or pattern according to usage requirement.

Description of drawings

Fig. 1 shows has the side view of the thermostat of installing sleeve;

Fig. 2 shows the side view of the thermostat that does not have installing sleeve;

Fig. 3 shows the thermostat of Fig. 2, and housing is broken away in the reading index zone;

Fig. 4 shows by the thermostat of installing sleeve that has shown in Figure 3;

Fig. 5 shows the exploded view of the thermostat with two-part structure sleeve;

Fig. 6 shows the thermostat that Fig. 5 has the housing part of form fit connection;

Fig. 6 a and 6b show vertical sectional view of two housing parts that form sleeve;

Fig. 7 shows Fig. 6 and has the thermostat of installing sleeve parts, and its middle shell and housing part are broken away;

Fig. 8 shows the schematic partial sectional view at the thermostat of heater housing installing space with installing sleeve.

Embodiment

Fig. 1 shows a thermostat, and how it is installed on the modulating valve 3 through link 2 by standard.This thermostat 1 comprises that a handle with sleeve with graduation line 54 and that is used to regulate the temperature specified value has the fixing housing 6 of reading index 7, and reading index 7 can be corresponding with the graduation line 5 on the handle with sleeve 4.In order to change the outward appearance of thermostat 1, a sleeve 8 is set on the stationary housing of Fig. 1, in this embodiment, sleeve 8 covers visible housing 6 fully.To this, this sleeve 8 not only axially but also at circumferencial direction had been fixed on the stationary housing 6, for sleeve 8 is fixed on holder guide 9,10 was set on the fixing housing 6, as shown in Figure 3.In the installation provision position, holder guide 9,10 cooperates with correspondingly configured

holder guide

11,12, and as shown in Figure 4,

holder guide

11,12 forms in the inboard of sleeve 8.For in circumferencial direction location, the reading index 7 on fixing housing 6 is made of an outstanding guiding counterpart 13, and this guiding counterpart 13 cooperates with respective grooves 14 on sleeve 8 inwalls.In addition, the retaining member 11 of sleeve 8 is bearing on the inclined-plane of the stationary housing 6 of link 2 and by the sleeve edges 15 towards handle with sleeve 4 and realizes axial clamping action, and the edge 15 of sleeve is bearing on the face of the stationary housing 6 of handle with sleeve 4.

For the mounting technique reason, preferred sleeve 8 as shown in Figure 4 is two-part formulas, and first parts 16 of its middle sleeve 8 are through link 2, and second parts are shifted onto on the stationary housing 6 through handle with sleeve 4.Two parts connect into an integral sleeve 8 by

latch

18,19, shown in Fig. 5,6,6a, 6b and 7.The sleeve 8 of Gou Chenging is fixed on the stationary housing 6 at axial and circumferencial direction by

holder guide

9,10,11,12 equally like this.

In 8 embodiments of the sleeve shown in Fig. 7, do not change the outward appearance of its thermostat 1 substantially, wherein two

housing parts

16,17 are thin-walled and cooperate with the surface structure 20 of stationary housing 6.

As long as thermostat 1 passes the installing space 22 for its for example heater housing 23 that designs, as shown in Figure 8, the external frame 21 of sleeve 8 just may be fitted in this installing space.In case of necessity, sleeve 8 has circular groove in the zone of passing heater housing 23, thereby realizes the transition of no gap between sleeve 8 and heater housing 19.Sleeve 8 can certainly be connected with 23 lockings of heater housing or clamping.

What all embodiments were identical is the parts of sleeve 8 or formation sleeve 8 fixed block that is outwards outstanding or that do not appear.All these parts installing sleeve 8 backs on housing 6 are covered by sleeve 8 or its parts.

The present invention is not limited to embodiment, but can carry out different changes in disclosed scope.

Claims

1. a thermostat (1), it and a modulating valve (3) co-operation, have a fixing housing (6) and a handle with sleeve (4) of regulating the temperature specified value, this housing (6) has a link (2) that can be installed on the modulating valve (3), wherein the graduation line (5) on the handle with sleeve (4) is corresponding with reading index (7) on fixing housing (6), this thermostat also has a sleeve that is provided with around the parts of thermostat (1), its middle sleeve (8) just covers fixing housing (6) fully, it is characterized in that, sleeve (8) is a two-part structure, and the first annulus parts (16) are through the link (2) of thermostat (1), the second annulus parts (17) can be shifted onto or be pulled on the stationary housing (6) through handle with sleeve (4); Opposite edges zone at housing part (16,17) processes power transmission link or form fit link, described power transmission link or form fit link make two housing parts (16,17) be connected to each other detachable or non-dismountablely, and the parts of sleeve (8) can limitedly move on housing (6) vertically with respect to housing (6).

2. thermostat as claimed in claim 1 is characterized in that, the parts of sleeve (8) fixedly install at circumferencial direction with respect to housing (6).

3. thermostat as claimed in claim 1 is characterized in that: the parts of sleeve (8) can limitedly rotate on housing (6) at circumferencial direction with respect to housing (6).

4. as any described thermostat in the claim 1 to 3, it is characterized in that: fixing housing (6) and sleeve (8) have locking, clamping and/or the guiding element (9,10,11,12) that corresponds to each other, so that sleeve (8) to be set.

5. thermostat as claimed in claim 4 is characterized in that: reading index (7) is arranged on fixing housing (6) and goes up as locking, clamping and/or guiding element (13) or the constituent element of locking, clamping and/or guiding element (13).

6. as any described thermostat in the claim 1 to 3, it is characterized in that: power transmission connection or form fit connect ground housing part connected to one another (16,17) and are thin walled structures, they surround whole fixing housing (6) by the form fit connection, and cooperate with the surface structure (20) of the housing of fixing (6).

7. as any described thermostat in the claim 1 to 3, it is characterized in that: form fixing, clamping outwards not outstanding or that appear of the parts of sleeve (8) or guiding element, but all fix, clamping or guiding element (9,10,11,12) go up installing sleeve (8) back at housing (6) and cover by sleeve (8) or its constituent elements.

8. thermostat as claimed in claim 1 is characterized in that, described thermostat is the thermostat that is used for heater.