Remote constant temperature controller

Abstract

The utility model relates to a remote constant temperature controller, and relates to the technical field of constant temperature control devices, the remote constant temperature controller comprises a temperature controller main body, a temperature sensing pipe main body and a temperature transmission line, one end of the temperature controller main body is rotatably provided with a hand wheel shell, and the other end is provided with a first connecting nut; an external thread is arranged on the periphery of one end of the temperature sensing tube main body, and a second connecting nut is mounted at the other end of the temperature sensing tube main body; a first temperature sensing piece is arranged in the temperature controller body, a second temperature sensing piece is arranged in the temperature sensing pipe body, and the two ends of the temperature transmission line are connected with the first temperature sensing piece in the temperature controller body and the second temperature sensing piece on the temperature sensing pipe respectively. A protection assembly is arranged outside the temperature transmission line and comprises a spiral protection sleeve arranged on the periphery of the temperature transmission line in a sleeving mode and a limiting piece used for fixing the end of the spiral protection sleeve. According to the constant temperature controller, the spiral protection sleeve is arranged on the periphery of the temperature transmission line in a sleeving mode, and the possibility of abrasion or other damage of the temperature transmission line on the constant temperature controller is reduced.

Description

Technical Field

[0001] The present application relates to a thermostatic control device, and more particularly to a remote thermostatic controller. Background Art

[0002] Based on thermodynamics and control theory, the temperature control valve head can precisely control the fluid temperature by adjusting the opening and closing degree of the valve. In household appliances, the temperature control valve head can control the temperature of floor heating, water heaters, air conditioners and other equipment to provide a comfortable user experience. Through precise temperature regulation, it ensures the safety, energy saving and efficient operation of household appliances.

[0003] In the related technology, a remote thermostatic valve head with publication number CN207229893U includes a valve body and a tube body, the top of the valve body is rotatably connected to a handwheel housing, the valve body is fixedly installed with a connecting nut, the water outlet end of the tube body is provided with an external thread corresponding to the size of the connecting nut, and the water inlet end of the tube body is fixedly installed with a pipe joint, the middle part of the inner wall of the tube body is integrally provided with a temperature sensing liquid, and the temperature sensing liquid is fixedly connected to the valve body through a temperature transfer line.

[0004] Temperature transfer lines are usually fragile. When the thermostatic valve head is in the process of transportation or application, the temperature transfer line is easily damaged by external forces, vibrations, friction and other factors, causing the temperature transfer line to be damaged. Once the temperature transfer line is damaged, it may cause the temperature signal transmission to be interrupted or distorted, thereby affecting the normal operation of the thermostatic valve head. There is room for improvement. Utility Model Content

[0005] The purpose of the present application is to provide a remote thermostatic controller to solve the problem in the above-mentioned related technology that the temperature transfer line of the thermostatic valve head is easily damaged during transportation or application.

[0006] The present application provides a remote thermostat controller that adopts the following technical solution:

[0007] A remote constant temperature controller comprises a temperature controller body, a temperature sensing tube body and a temperature transfer line, wherein a handwheel housing is rotatably provided at one end of the temperature controller body, and a first connecting nut is installed at the other end; an external thread is provided on the outer periphery of one end of the temperature sensing tube body, and a second connecting nut is installed at the other end; a first temperature sensing component is provided inside the temperature controller body, and a second temperature sensing component is provided inside the temperature sensing tube body, and two ends of the temperature transfer line are respectively connected to the first temperature sensing component in the temperature controller body and the second temperature sensing component on the temperature sensing tube; a protective component is provided on the outside of the temperature transfer line, and the protective component comprises a spiral protective sleeve which is sleeved on the outer periphery of the temperature transfer line and has elasticity, and a limiting component for fixing the end of the spiral protective sleeve.

[0008] By adopting the above technical solution, due to the installation setting of the protective component, when the thermostatic controller is in use, the spiral protective sleeve is installed on the outer periphery of the temperature transfer line, and the two ends of the spiral protective sleeve are fixed using limiters, thereby realizing protection of the temperature transfer line and reducing the possibility of wear or other damage to the temperature transfer line on the thermostatic controller.

[0009] Optionally, limiting ring grooves are provided on the outer circumferences of the two ends of the spiral protective sleeve, and the limiting member includes an elastic band sleeved in the limiting ring groove, and the elastic band is used to tighten the two ends of the spiral protective sleeve.

[0010] By adopting the above technical solution, when the spiral protective sleeve is installed on the outer periphery of the temperature transfer line, due to the setting of the elastic band and the corresponding limiting ring groove, the elastic band is fastened in the limiting ring groove, so that the inner side surface of the end of the spiral protective sleeve is pressed against the outer periphery of the temperature transfer line, thereby improving the installation stability of the spiral protective sleeve after installation.

[0011] Optionally, a limiting clamp ring is provided on the end of the spiral protective sleeve facing the temperature sensing tube body, a fixing boss is provided on the temperature sensing tube body around the temperature transfer line, and a fixing groove for embedding the limiting clamp ring is provided on the fixing boss.

[0012] By adopting the above technical solution, when the spiral protective sleeve is installed on the outer periphery of the temperature transfer line, the limiting clamping ring at its end is embedded in the fixed ring groove, thereby reducing the possibility of the spiral protective sleeve being loose during installation and improving the assembly stability between the spiral protective sleeve and the temperature sensing tube body.

[0013] Optionally, a clearance gap is provided on the outer periphery of the limiting clamp ring.

[0014] By adopting the above technical solution, during the installation process of the limit clamp, due to the opening of the clearance gap, the limit clamp can be sleeved on the outside of the temperature transfer line by passing the temperature transfer line through the clearance gap, which is convenient for the installation and fixation of the limit clamp.

[0015] Optionally, a limiting hook is provided on the side edge of the limiting clamping ring facing the fixed boss, and an annular clamping groove for inserting the limiting clamping ring is opened on the side wall of the fixed sink.

[0016] By adopting the above technical solution, when the limiting clamp is embedded in the fixed groove, due to the matching setting of the limiting hook and the annular groove, the limiting hook on the limiting clamp is inserted into the annular groove, thereby improving the assembly stability between the limiting clamp and the fixed convex strip.

[0017] Optionally, the limiting hook is provided with an arc-shaped protrusion, and the fixing boss is provided with a plurality of arc-shaped grooves evenly distributed on the side wall of the fixing groove for the arc-shaped protrusion to be inserted.

[0018] By adopting the above technical scheme, when the spiral protective sleeve is installed, due to the matching arrangement of the arc-shaped protrusion and the corresponding arc-shaped grooves, the limit clamping ring can be inserted into the fixed groove, and the limit clamping ring can rotate around its own axis in the fixed groove, thereby realizing the adjustment of the tightness of the installed spiral protective sleeve. When the rotation adjustment is completed, the arc-shaped protrusion is inserted into the corresponding arc-shaped groove; with this arrangement, it is convenient to adjust the tightness of the spiral protective sleeve.

[0019] Optionally, a guiding slope is provided on the fixing boss at the inner edge of the opening of the fixing groove.

[0020] By adopting the above technical solution, it is easy to insert the limiting clamp ring into the interior of the fixed sink.

[0021] Optionally, a first positioning ring groove is provided on the outer circumference of the temperature sensing tube body, and a second positioning ring groove is provided on the outer circumference of the handwheel housing; the spiral protective sleeve can be wound around the first positioning ring groove and the second positioning ring groove and fixed.

[0022] By adopting the above technical solution, during the transportation of the thermostatic controller, due to the opening of the first positioning ring groove and the second positioning ring groove, the spiral protective sleeve can be wound around the second positioning ring groove on the handwheel housing and the first positioning ring groove on the temperature sensing tube body and fastened and fixed, thereby reducing the impact of vibration on the thermostatic controller during transportation.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. Due to the installation and setting of the protective component, when the thermostat is in use, the spiral protective sleeve is installed on the outer periphery of the temperature transfer line, and the two ends of the spiral protective sleeve are fixed with limiters to protect the temperature transfer line and reduce the possibility of wear or other damage to the temperature transfer line on the thermostat.

[0025] 2. Due to the opening of the first positioning ring groove and the second positioning ring groove, during the transportation of the thermostatic controller, the spiral protective sleeve can be wound around the second positioning ring groove on the handwheel housing and the first positioning ring groove on the temperature sensing tube body and fastened and fixed, so as to reduce the impact of vibration on the thermostatic controller during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 It is a schematic diagram of the overall structure of Example 1 of the present application;

[0028] Figure 2 It is a schematic diagram of the explosion structure of Example 1 of the present application;

[0029] Figure 3 It is a partial cross-sectional structural schematic diagram of the installation and cooperation between the spiral protective sleeve and the temperature sensing tube body in Example 1 of the present application;

[0030] Figure 4 yes Figure 3 A magnified schematic diagram of part A;

[0031] Figure 5 yes Figure 3 A magnified schematic diagram of part B;

[0032] Figure 6 It is a structural diagram of Example 2 of the present application.

[0033] In the figure, 1. thermostat body; 11. first connecting nut; 2. handwheel housing; 21. second positioning ring groove; 3. temperature sensing tube body; 31. second connecting nut; 32. first positioning ring groove; 33. fixed boss; 331. fixed sink; 3311. guide slope; 332. annular groove; 333. arc-shaped groove; 4. temperature transfer line; 5. shunt pipe; 51. water inlet; 52. water outlet; 6. protective assembly; 61. spiral protective sleeve; 611. limiting ring groove; 62. limiting member; 621. elastic band; 63. limiting clamp ring; 631. limiting hook; 632. arc-shaped protrusion; 633. clearance gap. DETAILED DESCRIPTION

[0034] The present application is further described in detail below in conjunction with all the accompanying drawings.

[0035] Embodiment 1:

[0036] Reference Figure 1 A remote constant temperature controller includes a thermostat body 1, a temperature sensing tube body 3 and a temperature transfer line 4. The thermostat body 1 and the temperature sensing tube body 3 are conventional structures, and the specific structure is not repeated here. A first temperature sensing element (shown in the figure) is provided inside the thermostat body 1, and a second temperature sensing element (not shown in the figure) is provided inside the temperature sensing tube body 3. The two ends of the temperature transfer line 4 are respectively connected to the first temperature sensing element (not shown in the figure) in the thermostat body 1 and the second temperature sensing element (not shown in the figure) on the temperature sensing tube body 3;

[0037] A handwheel housing 2 is rotatably provided at one end of the temperature controller body 1, and a first connecting nut 11 is installed at the other end; an external thread is provided on the outer periphery of one end of the temperature sensing tube body 3, and a second connecting nut 31 is installed at the other end; the temperature transfer line 4 is made of conventional materials, such as nickel-chromium-nickel silicon, iron-constantan, etc., which will not be repeated here.

[0038] The remote thermostat controller is fixed on the shunt pipe 5 in the floor heating pipeline when in use, wherein the shunt pipe 5 is provided with a water inlet 51 and a water outlet 52, and the shunt pipe 5 is provided with an active valve (not shown in the figure) for blocking the water outlet 52, and the shunt pipe 5 is a conventional structure, and the specific structure is not repeated here; the thermostat body 1 is installed on the shunt pipe 5, and the temperature sensing tube body 3 is fixed at the water outlet 52, and the temperature sensing tube body 3 is used to sense the change of water temperature, and feedback to the thermostat body 1 through the temperature transfer line 4, and then the thermostat body 1 controls the opening and closing of the active valve on the shunt pipe 5 according to the actual temperature. Hot water is injected from the water inlet 51, and discharged from the water outlet 52 after passing through the active valve.

[0039] Reference Figure 2 and Figure 3 A protective component 6 is provided on the outside of the temperature transfer line 4, wherein the protective component 6 includes a spiral protective sleeve 61 which is sleeved on the outer periphery of the temperature transfer line 4 and is particularly elastic, and a limiter 62 for fixing the end of the spiral protective sleeve 61, which is made of rubber or similar elastic materials; when the constant temperature controller is in use, it is used to protect the temperature transfer line 4 and reduce the possibility of wear or other damage to the temperature transfer line 4.

[0040] Reference Figure 3 and Figure 4 A limiting ring groove 611 is provided on the outer circumference of both ends of the spiral protective sleeve 61, and the limiting member 62 includes an elastic band 621 sleeved in the limiting ring groove 611, and the elastic band 621 is an elastic structure similar to a rubber band; when the spiral protective sleeve 61 is installed on the outer circumference of the temperature transfer line 4, the elastic band 621 is fastened in the limiting ring groove 611 to tighten the two ends of the spiral protective sleeve 61, so that the inner side surface of the end of the spiral protective sleeve 61 is pressed against the outer circumference of the temperature transfer line 4, thereby improving the installation stability of the spiral protective sleeve 61 after installation.

[0041] Reference Figure 3 A limiting clamp ring 63 is fixedly provided on the end of the spiral protective sleeve 61 facing the temperature sensing tube body 3, a fixed boss 33 is fixedly provided on the temperature sensing tube body 3 around the temperature transfer line 4, and a fixed groove 331 for embedding the limiting clamp ring 63 is provided on the side of the fixed boss 33 away from the temperature sensing tube body 3; a guiding inclined surface 331 is provided on the inner edge of the opening of the fixed groove 331 on the fixed boss 33.

[0042] Reference Figure 3 and Figure 5, two limiting hooks 631 are fixedly arranged on the side edge of the limiting snap ring 63 facing the fixed boss 33, and an arc-shaped protrusion 632 is fixedly arranged on the limiting hook 631, and an annular groove 332 for inserting the limiting snap ring 63 is opened on the side wall of the fixed recess 331, and a plurality of arc-shaped grooves 333 for inserting the arc-shaped protrusion 632 are evenly distributed on the side wall of the fixed recess 331 of the fixed boss 33;

[0043] When the spiral protective sleeve 61 is installed, the limiting snap ring 63 can be inserted into the fixed groove 331, and the limiting snap ring 63 can rotate around its own axis in the fixed groove 331, so as to adjust the tightness of the installed spiral protective sleeve 61. When the rotation adjustment is completed, the arc-shaped protrusion 632 is inserted into the corresponding arc-shaped groove 333.

[0044] Reference Figure 3 A clearance notch 633 for making way for the temperature transfer line 4 is provided on the outer periphery of the limiting clamp 63. The temperature transfer line 4 is passed through the clearance notch 633, and the limiting clamp 63 can be sleeved on the outside of the temperature transfer line 4, which is convenient for the installation and fixation of the limiting clamp 63.

[0045] The implementation principle of the embodiment of the present application is:

[0046] The spiral protective sleeve 61 is sleeved on the outside of the temperature transfer line 4 for protection, thereby reducing the possibility of wear or other damage to the temperature transfer line 4.

[0047] Embodiment 2:

[0048] Reference Figure 6 The difference between the embodiment of the present application and embodiment 1 is that a first positioning ring groove 32 is provided on the outer periphery of the temperature sensing tube body 3, and a second positioning ring groove 21 is provided on the outer periphery of the handwheel housing 2. In addition, during transportation, the spiral protective sleeve 61 can be wound around the second positioning ring groove 21 on the handwheel housing 2 and the first positioning ring groove 32 on the temperature sensing tube body 3 and fastened and fixed, so as to reduce the impact of vibration on the constant temperature controller during transportation.

[0049] Unless otherwise defined, the terms or scientific terms used in this application should be understood by people with ordinary skills in the field to which this application belongs. The "first", "second", "third" and similar words used in this application do not indicate any order, quantity or importance, but are only used to distinguish different components. "One" or "one" and other similar words do not indicate a quantitative limit, but indicate that there is at least one. "Including" or "comprising" and other similar words mean that the elements or objects appearing in front of "including" or "comprising" cover the elements or objects listed after "including" or "comprising" and their equivalents, and do not exclude other elements or objects. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0050] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A remote constant temperature controller, comprising a thermostat body (1), a temperature sensing tube body (3) and a temperature transfer line (4), wherein one end of the thermostat body (1) is rotatably provided with a hand wheel housing (2), and the other end is provided with a first connecting nut (11); one end of the temperature sensing tube body (3) is provided with an external thread on its outer periphery, and the other end is provided with a second connecting nut (31); a first temperature sensing element is provided inside the thermostat body (1), and a second temperature sensing element is provided inside the temperature sensing tube body (3); and two ends of the temperature transfer line (4) are respectively connected to the first temperature sensing element in the thermostat body (1) and the second temperature sensing element on the temperature sensing tube; It is characterized in that A protective component (6) is provided on the outside of the temperature transfer line (4), and the protective component (6) comprises a spiral protective sleeve (61) which is sleeved on the outer circumference of the temperature transfer line (4) and has elasticity, and a stopper (62) for fixing the end of the spiral protective sleeve (61).

2. A remote thermostatic controller according to claim 1, characterized in that: Limiting ring grooves (611) are provided on the outer circumferences of the two ends of the spiral protective sleeve (61), and the limiting member (62) comprises an elastic band (621) sleeved in the limiting ring groove (611), and the elastic band (621) is used to tighten the two ends of the spiral protective sleeve (61).

3. A remote thermostatic controller according to claim 1, characterized in that: A limiting clamp ring (63) is provided on the end of the spiral protective sleeve (61) facing the temperature sensing tube body (3), and a fixing boss (33) is provided on the temperature sensing tube body (3) around the temperature transfer line (4), and a fixing groove (331) is provided on the fixing boss (33) for embedding the limiting clamp ring (63).

4. A remote thermostatic controller according to claim 3, characterized in that: A clearance notch (633) is provided on the outer periphery of the limiting clamp ring (63).

5. A remote thermostatic controller according to claim 3, characterized in that: A limiting hook (631) is provided on the side edge of the limiting clamp ring (63) facing the fixed boss (33), and an annular clamping groove (332) for inserting the limiting clamp ring (63) is provided on the side wall of the fixed recess (331).

6. A remote thermostatic controller according to claim 5, characterized in that: The limiting hook (631) is provided with an arc-shaped protrusion (632), and the fixing boss (33) is evenly distributed on the side wall of the fixing groove (331) with a plurality of arc-shaped grooves (333) for the arc-shaped protrusion (632) to be inserted.

7. A remote thermostatic controller according to claim 3, characterized in that: A guiding inclined surface (3311) is provided on the fixing boss (33) at the inner edge of the opening of the fixing recess (331).

8. A remote thermostatic controller according to claim 1, characterized in that: A first positioning ring groove (32) is provided on the outer circumference of the temperature sensing tube body (3), and a second positioning ring groove (21) is provided on the outer circumference of the hand wheel housing (2); the spiral protective sleeve (61) can be wound around the first positioning ring groove (32) and the second positioning ring groove (21) and fixed.

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