CN112393002A - Breakthrough type temperature control release switch - Google Patents
Breakthrough type temperature control release switch Download PDFInfo
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- CN112393002A CN112393002A CN201910741947.0A CN201910741947A CN112393002A CN 112393002 A CN112393002 A CN 112393002A CN 201910741947 A CN201910741947 A CN 201910741947A CN 112393002 A CN112393002 A CN 112393002A
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- Prior art keywords
- magnetic ring
- temperature control
- assembly
- ring assembly
- release switch
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
- F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
- F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
- F16K31/086—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being movable and actuating a second magnet connected to the closing element
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a breakthrough type temperature control release switch, which comprises: the valve body is provided with a water inlet, a water outlet and an upper end opening, an elastic diaphragm is sealed at the upper end opening and provided with a middle hole and a side water outlet, and the water inlet is communicated with the water outlet through the middle hole and the side water outlet; the valve cover assembly is connected to an opening at the upper end of the valve body; the magnetic control action assembly comprises a coaxially arranged passive magnetic ring assembly for plugging the central hole, a driving magnetic ring assembly sleeved on the outer peripheral side of the passive magnetic ring assembly and a compression spring, and the compression spring is compressed between the valve cover assembly and the driving magnetic ring assembly; the temperature control assembly comprises fusible alloy, a temperature control sheet and a temperature control seat, the temperature control seat is connected with the valve cover assembly, and the temperature control sheet is connected with the temperature control seat through the fusible alloy and is connected with the active magnetic ring assembly. The invention improves the temperature sensing effect and the working reliability of the release switch and enlarges the application range of the release switch.
Description
Technical Field
The application relates to the technical field of control valves, in particular to a breakthrough type temperature control release switch.
Background
The temperature control switch is mainly used in medium pipelines such as water, gas and oil, and the medium in the pipelines needs to be automatically released according to the change condition of the environmental temperature.
In the prior art, a temperature-reducing and spraying system uses a memory alloy as a temperature-sensing element, but the memory alloy material has a deformation error caused by aging, the temperature-sensing effect is poor, the operations of temperature reduction, spraying and the like cannot be realized in time, and the memory alloy material is not suitable for use and is not easy to be replaced after the deformation error is larger. In addition, the temperature control switch in the prior art also has the defects of low working reliability and small application range.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. In view of the above, the present invention needs to provide a breakthrough type temperature control release switch, which combines temperature control and magnetic control technology, improves the temperature sensing effect and the reliability of operation, and enlarges the application range of the product.
A break through temperature controlled release switch comprising: the valve body is provided with a water inlet, a water outlet and an upper end opening, an elastic diaphragm is sealed at the upper end opening and provided with a middle hole and a side water outlet, and the water inlet is communicated with the water outlet through the middle hole and the side water outlet; the valve cover assembly is connected to an opening at the upper end of the valve body; the magnetic control action assembly comprises a passive magnetic ring assembly, an active magnetic ring assembly and a compression spring which are coaxially arranged and used for plugging the middle hole, the active magnetic ring assembly is sleeved on the outer peripheral side of the passive magnetic ring assembly, and the compression spring is compressed between the valve cover assembly and the active magnetic ring assembly; the temperature control assembly comprises a fusible alloy, a temperature control sheet and a temperature control seat, the temperature control seat is connected with the valve cover assembly, and the temperature control sheet is connected with the temperature control seat through the fusible alloy and is connected with the active magnetic ring assembly.
As above, the passive magnetic ring assembly includes a magnetic ring sleeve, a passive magnetic ring, a piston rod and a buffer pad, which are coaxially arranged, and the magnetic ring sleeve is sleeved on the outer peripheral sides of the passive magnetic ring and the piston rod; the passive magnetic ring is fixed at the top of the piston rod; the buffer pad is fixed at the bottom of the piston rod; one end of the buffer pad far away from the piston rod is blocked at the middle hole.
As above, the active magnetic ring assembly includes an active magnetic ring and a magnetic ring connector, the active magnetic ring is sleeved on the outer peripheral side of the passive magnetic ring, and the active magnetic ring is fixedly connected to the magnetic ring connector; the magnetic ring connecting piece is connected to the bottom of the temperature control piece.
As above, the valve cover assembly includes a lower valve cover aligning wire and an upper valve cover aligning wire, and the lower valve cover aligning wire is connected to the upper end opening of the valve body through a fixing member; the bottom end of the upper valve cover aligning thread is in threaded connection with the top end of the lower valve cover aligning thread.
As above, the lower valve cover is provided with an opening for the thread, and the driven magnetic ring component passes through the opening and is arranged along the central line direction of the opening.
Preferably, the opening is hermetically connected with a sealing sleeve, the sealing sleeve is arranged in the inner space of the active magnetic ring assembly, and the sealing sleeve is sleeved on the outer peripheral side of the passive magnetic ring assembly.
Preferably, the compression spring is sleeved on the outer peripheral side of the sealing sleeve, the bottom end of the compression spring is abutted against the top end face of the lower valve cover pair wire, and the top end of the compression spring is abutted against the bottom of the active magnetic ring assembly.
Preferably, the active magnetic ring assembly is located within the inner space of the upper valve cover pair wire.
Preferably, the temperature control seat is annular, the temperature control seat is in threaded connection with the top end of the upper valve cover aligning wire and is superposed with the central line of the upper valve cover aligning wire, the temperature control piece is disc-shaped, and the temperature control piece is fixedly connected to the inner side of the temperature control seat through the fusible alloy.
Preferably, a membrane support is fixed inside the valve body, and the elastic membrane is mounted on the membrane support.
The beneficial effects of the invention include:
(1) when the environment temperature rises to a certain degree, the temperature control sheet falls off from the temperature control seat after the fusible alloy is melted, the compression spring pushes the active magnetic control assembly to the direction far away from the middle hole, and the active magnetic control assembly drives the passive magnetic control assembly to move to the direction far away from the middle hole, so that a large amount of media are released from the middle hole.
(2) The invention has good sealing performance, high working reliability and wide application range.
(3) The temperature control assembly can be integrally screwed off from the valve cover assembly, and the temperature control sheet is welded on the temperature control seat again by using new fusible alloy, or the temperature control assembly is integrally replaced, so that the replacement and the maintenance of parts are more convenient.
Drawings
Fig. 1 is a schematic structural diagram of a breakthrough type temperature control release switch according to the invention.
Reference numerals: 11-a valve body; 12-an elastic membrane; 13-mesopores; a 14-side water outlet; 15-a water inlet; 16-a water outlet; 21-aligning the lower valve covers; 22-upper valve cap thread; 23-opening; 31-temperature control seat; 32-temperature control sheet; 33-fusible alloy; 41-a magnetic ring connector; 42-active magnetic ring; 43-a passive magnetic ring; 44-a sealing sleeve; 45-magnetic ring sleeve; 46-a piston rod; 47-a cushion pad; 48-compression spring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1, a breakthrough type temperature control based release switch includes: the valve comprises a valve body 11, a valve cover assembly, a magnetic control action assembly and a temperature control assembly, wherein the valve body 11 is provided with a water inlet 15, a water outlet 16 and an upper end opening, the upper end opening is sealed and provided with an elastic membrane 12, the elastic membrane 12 is provided with a middle hole 13 and a side water outlet 14, and the water inlet 15 is communicated with the water outlet 16 through the middle hole 13 and the side water outlet 14; the valve cover component is connected with the opening at the upper end; the magnetic control action assembly comprises a passive magnetic ring assembly, an active magnetic ring assembly and a compression spring 48, the passive magnetic ring assembly is coaxially arranged and used for plugging the middle hole 13, the active magnetic ring assembly is used for driving the passive magnetic ring assembly to move, the active magnetic ring assembly is sleeved on the outer peripheral side of the passive magnetic ring assembly, the compression spring 48 is compressed between the valve cover assembly and the active magnetic ring assembly, the bottom end of the compression spring 48 is arranged on the valve cover assembly in a propping mode, and the top end of the compression spring is arranged at the bottom of the active magnetic ring assembly in a propping mode; the temperature control assembly comprises fusible alloy 33, a temperature control sheet 32 and a temperature control seat 31, the temperature control seat 31 is connected with the valve cover assembly, and the temperature control sheet 32 is connected with the temperature control seat 31 through the fusible alloy 33 and is connected with the active magnetic ring assembly.
The elastic membrane 12, the magnetic control action assembly and the temperature control assembly which are arranged at the upper end opening of the valve body 11 are used for blocking medium circulation between the water inlet 15 and the water outlet 16, specifically, the water inlet 15 and the water outlet 16 are respectively located at the left end and the right end of the valve body 11, and the upper end opening is located in the middle of the top end of the valve body 11.
The temperature control component is a sensing component which generates physical deformation displacement based on the ambient temperature and can control the movement of the magnetic control action component. The magnetic control action assembly is used for controlling the opening or closing of the middle hole 13, the middle hole 13 is used for guiding a medium flowing into the valve body 11 from the water inlet 15 to the water outlet 16, and after the middle hole 13 is blocked by the magnetic ring assembly, the medium entering the valve body 11 from the water inlet 15 cannot flow out of the middle hole 13 and further cannot flow to the water outlet 16; when the passive magnetic ring assembly is far away from the middle hole 13, the middle hole 13 is not blocked, and the medium entering the interior of the valve body 11 from the water inlet 15 flows out of the middle hole 13 and then flows to the water outlet 16 of the valve body 11 from the side water outlet 14 of the elastic membrane 12, so that the medium flows.
When the environmental temperature does not exceed the preset limit value, the fusible alloy 33 is not melted, the temperature control sheet 32 has a limiting effect on the active magnetic ring assembly, the active magnetic ring assembly limits the passive magnetic ring assembly at the position for plugging the middle hole 13 under the action of magnetic force, the active magnetic ring assembly generates pressure on the compression spring 48, and the compression spring 48 is in a compression state; when the environmental temperature reaches a preset limit value, the fusible alloy 33 is melted, the temperature control sheet 32 falls off from the temperature control seat 31, the temperature control sheet 32 cannot limit the active magnetic ring assembly, the active magnetic ring assembly cannot generate differential pressure on the compression spring 48, the stroke of the compression spring 48 is released, the compression spring 48 extends, the compression spring 48 ejects the active magnetic ring assembly in the direction far away from the center hole 13 under the action of elastic force, the active magnetic ring assembly drives the driven magnetic ring assembly to move far away from the center hole 13 under the action of magnetic force, so that the center hole 13 is opened, and a large number of media can be released from the center hole 13.
As shown in fig. 1, the passive magnetic ring assembly includes a magnetic ring sleeve 45, a passive magnetic ring 43, a piston rod 46 and a buffer pad 47, which are coaxially arranged, the magnetic ring sleeve 45 is sleeved on the outer peripheral sides of the passive magnetic ring 43 and the piston rod 46; the passive magnetic ring 43 is fixed on the top of the piston rod 46; a cushion 47 is fixed at the bottom of the piston rod 46; the end of the cushion 47 remote from the piston rod 46 is blocked at the central hole 13.
The magnetic ring sleeve 45 is used for wrapping the passive magnetic ring 43 and the piston rod 46, plays a role in connecting the passive magnetic ring 43 and the piston rod 46 on one hand, and plays a role in protecting the passive magnetic ring 43 and the piston rod 46 on the other hand, and the magnetic ring sleeve 45 is made of a non-magnetic material, so that the magnetic action effect between the active magnetic ring assembly and the passive magnetic ring 43 is not influenced, and the mutual attraction between the active magnetic ring 42 and the passive magnetic ring 43 is ensured not to be influenced by an external medium.
The passive magnetic ring 43 drives the piston rod 46, the buffer pad 47 and the magnetic ring sleeve 45 to move, the buffer pad 47 plays a role of buffering when the piston rod 46 moves down to drive the buffer pad 47 to collide with the central hole 13, and the buffer pad 47 is made of elastic material, such as rubber material.
As shown in fig. 1, the active magnetic ring assembly includes an active magnetic ring 42 and a magnetic ring connector 41, the active magnetic ring 42 is sleeved on the outer peripheral side of the passive magnetic ring 43, and the active magnetic ring 42 is fixedly connected to the magnetic ring connector 41; the magnetic ring connecting piece 41 is connected to the bottom of the temperature control sheet 32. The magnetic ring connecting piece 41 is used for connecting the driving magnetic ring 42 to the temperature control sheet 32, the driving magnetic ring 42 is used for driving the driven magnetic ring 43 to move under the action of magnetic force, the effect of magnetic interaction is not influenced in a medium, and the movement reliability of a control part under the action of magnetic force is higher.
As shown in fig. 1, the valve cover assembly includes a lower valve cover aligning thread 21 and an upper valve cover aligning thread 22, the lower valve cover aligning thread 21 is connected to the upper opening of the valve body 11 through a fixing member, and preferably, the lower valve cover aligning thread 21 is fixedly connected to the valve body 11 through a screw; the bottom end of the upper valve cover aligning thread 22 is in threaded connection with the top end of the lower valve cover aligning thread 21. The upper valve cover matching thread 22 is cylindrical, an internal thread is arranged on the inner peripheral wall of the bottom of the upper valve cover matching thread 22, an external thread matched with the internal thread of the upper valve cover matching thread 22 is arranged on the outer peripheral wall of the lower valve cover matching thread 21, and the lower valve cover matching thread 21 is in threaded connection with the internal thread of the upper valve cover matching thread 22 through the external thread.
The bottom end of the lower valve cover opposite wire 21 is used for pressing the edge of the elastic diaphragm 12, the elastic diaphragm 12 is in sealing connection with the side wall of the upper end opening of the valve body 11, and the medium in the valve body 11 is prevented from flowing out of the connection position between the elastic diaphragm 12 and the upper end opening of the valve body 11. The lower bonnet pair wire 21 also serves to support and connect the upper bonnet pair wire 22, the sealing sleeve 44, and the compression spring 48. The upper bonnet pair of wires 22 are used for supporting and connecting the temperature control assembly.
As shown in fig. 1, the lower bonnet is provided with an opening 23 for the thread 21, the passive magnetic ring assembly passes through the opening 23 and is arranged along the central line direction of the opening 23, the opening 23 is used for ensuring the mobility of the passive magnetic ring assembly, and the passive magnetic ring assembly can reciprocate along the central line direction of the opening 23 under the driving of the active magnetic ring assembly.
As shown in fig. 1, a sealing sleeve 44 is sealingly connected to the opening 23, the sealing sleeve 44 is disposed in the internal space of the active magnetic ring assembly, the sealing sleeve 44 is fitted around the outer peripheral side of the passive magnetic ring assembly, and the sealing sleeve 44 is cylindrical. The sealing sleeve 44 is connected with the side wall of the opening 23 in a sealing mode through a sealing ring.
The sealing sleeve 44 is used for preventing the medium in the valve body 11 from flowing out from the opening 23, and is used for limiting the passive magnetic ring assembly, the passive magnetic ring assembly stops moving after moving to the top of the sealing sleeve 44, the passive magnetic ring 43 attracts the active magnetic ring 42 and the active magnetic ring 42 also stops moving due to the fact that the passive magnetic ring 43 stops moving, the active magnetic ring 42 is located at a position surrounding the outer peripheral side of the passive magnetic ring 43, and the active magnetic ring 42 and the passive magnetic ring 43 are both static at the top of the sealing sleeve 44, so that the active magnetic ring 42 is prevented from falling out of the inner space of the upper valve cover pair wire 22.
In the process of opening the release switch, the passive magnetic ring 43 stops moving when moving to the top of the sealing sleeve 44, the active magnetic ring 42 stops moving along with the passive magnetic ring 43, the magnetic ring connecting piece 41 is fixedly connected with the active magnetic ring 42, and then the magnetic ring connecting piece 41 also stops moving, preferably, the magnetic ring connecting piece 41 is detachably connected with the temperature control sheet 32, so that the temperature control sheet 32 is convenient to replace.
The driving magnetic ring 42 is sleeved on the outer peripheral side of the sealing sleeve 44, the sealing sleeve 44 is further used for limiting the positions of the driving magnetic ring 42 and the driven magnetic ring assembly, the sealing sleeve 44 separates the driving magnetic ring 42 from the driven magnetic ring 43 to prevent the driving magnetic ring 42 and the driven magnetic ring 43 from being attracted together, and prevent the driving magnetic ring 42 or the driven magnetic ring 43 from shifting, and when the driving magnetic ring 42 moves, the sealing sleeve 44 plays a certain guiding role to ensure the reliability and stability of the movement of the driving magnetic ring assembly and the driven magnetic ring assembly.
As shown in fig. 1, the compression spring 48 is sleeved on the outer periphery of the sealing sleeve 44, the bottom end of the compression spring 48 is pressed against the top end surface of the lower bonnet opposite wire 21, and the top end of the compression spring 48 is pressed against the bottom of the active magnetic ring assembly.
According to one embodiment of the present invention, an active magnetic ring assembly is located within the interior space of the upper bonnet pair of wires 22.
According to an embodiment of the present invention, the temperature control seat 31 is annular, the temperature control seat 31 is screwed on the top end of the upper valve cover aligning thread 22 and coincides with the center line of the upper valve cover aligning thread 22, the temperature control plate 32 is disc-shaped, and the temperature control plate 32 is fixedly connected to the inner side of the temperature control seat 31 through the fusible alloy 33. The temperature control seat 31 is used for connecting a temperature control sheet 32, the fusible alloy 33 is used for sensing the ambient temperature, when the ambient temperature exceeds a certain temperature, the fusible alloy 33 is melted and releases the temperature control sheet 32, and the temperature control sheet 32 is used for pressing the top of the active magnetic ring component and releasing the active magnetic ring component.
According to an embodiment of the invention, a diaphragm support is fixed inside the valve body 11, and the elastic diaphragm 12 is mounted on the diaphragm support, which is used to support and connect the elastic diaphragm 12.
According to an embodiment of the present invention, after the fusible alloy 33 is melted, the integral temperature control assembly can be unscrewed, and the temperature control sheet 32 can be welded on the temperature control base 31 again by using a new fusible alloy 33, or the integral temperature control assembly can be replaced integrally, so that the replacement and maintenance of the components are more convenient.
According to one embodiment of the present invention, the temperature control assembly is installed and the switch is not in flow communication after the compression spring 48 is compressed, i.e., the switch is in a fully closed state.
When the switch is turned on, the medium in the valve body 11 flows in the direction that water flowing into the valve body 11 from the water inlet 15 flows into a space surrounded by the lower valve cover pair wire 21, the sealing sleeve 44 and the elastic membrane 12 from the middle hole 13, then flows to the water outlet 16 from the side water outlet 14, and finally flows out from the water outlet 16.
According to an embodiment of the present invention, the elastic membrane 12 is made of an elastic material, such as rubber, and the elastic membrane 12 has the characteristics of elasticity, compressibility and good sealing performance.
According to an embodiment of the invention, the cushion 47 has a groove and the piston rod 46 has a protrusion, which engages in the groove, so that a fixed connection of the cushion 47 to the piston rod 46 is achieved, which is independent of the medium flow.
According to one embodiment of the present invention, the central bore 13, the passive magnetic ring assembly, the active magnetic ring assembly, the compression spring 48 and the bonnet assembly are disposed along the same axis.
According to one embodiment of the invention, lateral water outlets 14 are provided laterally of central bore 13.
The fusible alloy is low-melting-point alloy, such as bismuth tin low-melting-point alloy, has good fluidity after being melted, and is selected to meet the design requirement according to the preset limit value of the environmental temperature.
The invention relates to a breakthrough type temperature control release-based switch, which has the following working principle:
when the environmental temperature exceeds a certain value, the fusible alloy 33 is melted, and the temperature control sheet 32 is separated from the temperature control seat 31;
the compression spring 48 extends to push the driving magnetic ring assembly to the direction far away from the lower valve cover to the wire 21, the driving magnetic ring 42 drives the driven magnetic ring assembly to move to the direction far away from the middle hole 13, and the buffer pad 47 is separated from the middle hole 13;
the medium flowing into the valve body 11 from the water inlet 15 flows into a space surrounded by the lower valve cover pair wire 21, the sealing sleeve 44 and the elastic membrane 12 from the middle hole 13, then flows to the water outlet 16 from the side water outlet 14, and finally flows out from the water outlet 16;
when the passive magnetic ring 43 moves to the top of the sealing sleeve 44, the passive magnetic ring 43 attracts the active magnetic ring 42, the active magnetic ring 42 also stops moving, the whole of the active magnetic ring assembly, the passive magnetic ring assembly, the compression spring and the temperature control assembly is in a stable and static state, and the medium in the valve body 11 is in a flowing state.
(1) When the environment temperature rises to a certain degree, the temperature control sheet falls off from the temperature control seat after the fusible alloy is melted, the compression spring pushes the active magnetic control assembly to the direction far away from the middle hole, and the active magnetic control assembly drives the passive magnetic control assembly to move to the direction far away from the middle hole, so that a large amount of media are released from the middle hole.
(2) The invention has good sealing performance, high working reliability and wide application range.
(3) The temperature control assembly can be integrally screwed off from the valve cover assembly, and the temperature control sheet is welded on the temperature control seat again by using new fusible alloy, or the temperature control assembly is integrally replaced, so that the replacement and the maintenance of parts are more convenient.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A break through temperature controlled release switch, comprising: the valve body is provided with a water inlet, a water outlet and an upper end opening, an elastic diaphragm is sealed at the upper end opening and provided with a middle hole and a side water outlet, and the water inlet is communicated with the water outlet through the middle hole and the side water outlet; the valve cover assembly is connected to an opening at the upper end of the valve body; the magnetic control action assembly comprises a passive magnetic ring assembly, an active magnetic ring assembly and a compression spring which are coaxially arranged and used for plugging the middle hole, the active magnetic ring assembly is sleeved on the outer peripheral side of the passive magnetic ring assembly, and the compression spring is compressed between the valve cover assembly and the active magnetic ring assembly; the temperature control assembly comprises a fusible alloy, a temperature control sheet and a temperature control seat, the temperature control seat is connected with the valve cover assembly, and the temperature control sheet is connected with the temperature control seat through the fusible alloy and is connected with the active magnetic ring assembly.
2. The break-through temperature controlled release switch according to claim 1, wherein the passive magnetic ring assembly comprises a magnetic ring sleeve, a passive magnetic ring, a piston rod and a buffer pad, which are coaxially arranged, and the magnetic ring sleeve is sleeved on the outer peripheral sides of the passive magnetic ring and the piston rod; the passive magnetic ring is fixed at the top of the piston rod; the buffer pad is fixed at the bottom of the piston rod; one end of the buffer pad far away from the piston rod is blocked at the middle hole.
3. The break through temperature controlled release switch according to claim 2, wherein the active magnetic ring assembly comprises an active magnetic ring and a magnetic ring connector, the active magnetic ring is sleeved on the outer periphery of the passive magnetic ring, and the active magnetic ring is fixedly connected to the magnetic ring connector; the magnetic ring connecting piece is connected to the bottom of the temperature control piece.
4. The break through temperature controlled release switch of claim 1, wherein the bonnet assembly comprises a lower bonnet thread pair and an upper bonnet thread pair, the lower bonnet thread pair being connected to the upper end opening of the valve body by a fixing member; the bottom end of the upper valve cover aligning thread is in threaded connection with the top end of the lower valve cover aligning thread.
5. The break through temperature controlled release switch of claim 4, wherein the lower bonnet is provided with an opening to the wire, and the passive magnetic ring assembly passes through the opening and is disposed along a centerline of the opening.
6. The break-through temperature control release switch according to claim 5, wherein a sealing sleeve is hermetically connected to the opening, the sealing sleeve is disposed in the inner space of the active magnetic ring assembly, and the sealing sleeve is sleeved on the outer peripheral side of the passive magnetic ring assembly.
7. The break through temperature controlled release switch according to claim 6, wherein the compression spring is sleeved on the outer periphery of the sealing sleeve, the bottom end of the compression spring is against the top end surface of the lower valve cover opposite thread, and the top end of the compression spring is against the bottom of the active magnetic ring component.
8. The break through temperature controlled release switch according to any of the claims 4-7, wherein the active magnetic ring assembly is located in the upper bonnet filar interior space.
9. The break-through temperature controlled release switch according to claim 4, wherein the temperature controlled seat is circular, the temperature controlled seat is screwed on the top end of the upper valve cover aligning thread and coincides with the center line of the upper valve cover aligning thread, the temperature controlled plate is disc-shaped, and the temperature controlled plate is fixedly connected to the inner side of the temperature controlled seat through the fusible alloy.
10. The break through temperature controlled release switch of claim 1, wherein a diaphragm support is fixed inside the valve body, the elastic diaphragm being mounted on the diaphragm support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910741947.0A CN112393002A (en) | 2019-08-13 | 2019-08-13 | Breakthrough type temperature control release switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910741947.0A CN112393002A (en) | 2019-08-13 | 2019-08-13 | Breakthrough type temperature control release switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112393002A true CN112393002A (en) | 2021-02-23 |
Family
ID=74602412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910741947.0A Pending CN112393002A (en) | 2019-08-13 | 2019-08-13 | Breakthrough type temperature control release switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112393002A (en) |
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2019
- 2019-08-13 CN CN201910741947.0A patent/CN112393002A/en active Pending
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