Intelligent control device of heat supply valve

Abstract

The invention provides an intelligent control device of a heat supply valve. The intelligent control device comprises a power supply selection module used for being connected with power supplies of different voltage grades; the control module corresponds to a power supply of a voltage level and comprises a control mode selection unit and a control mode execution unit; the control mode selection unit comprises a local valve closing mode subunit, a local valve opening mode subunit, an automatic valve closing mode subunit and an automatic valve opening mode subunit; the control mode execution unit comprises a local valve closing execution subunit, a local valve opening execution subunit, an automatic valve closing execution subunit and an automatic valve opening execution subunit; the local valve closing execution subunit corresponds to the local valve closing mode subunit, the local valve opening execution subunit corresponds to the local valve opening mode subunit, the automatic valve closing execution subunit corresponds to the automatic valve closing mode subunit, and the automatic valve opening execution subunit corresponds to the automatic valve opening mode subunit, so that a heat supply valve is flexibly controlled; heat energy is saved.

Description

Technical Field

[0001] The invention relates to the technical field of valve control, and in particular to an intelligent control device for a heating valve. Background Art

[0002] At present, many places are empty or have few people at off-duty time, for example, office buildings, school classrooms, sports and leisure places, shopping malls, etc. When heating is provided to the above places, when the above places are in off-duty time, heat is easily wasted.

[0003] Although some of the above-mentioned places can control the heat supply by manually adjusting the heating valves, the manual adjustment of the heating valves is not convenient enough, has low efficiency, and easily causes waste of heat resources. Summary of the invention

[0004] The present invention provides an intelligent control device for a heating valve, which is used to solve the technical problem in the prior art that the heating valve cannot be flexibly controlled to provide heating.

[0005] In one aspect, the present invention provides an intelligent control device for a heating valve, comprising:

[0006] A power supply selection module, used to connect power supplies of different voltage levels;

[0007] A control module, corresponding to the power supply of the voltage level, the control module comprising a control mode selection unit and a control mode execution unit;

[0008] Wherein, the control mode selection unit includes a local valve closing mode subunit, a local valve opening mode subunit, an automatic valve closing mode subunit, and an automatic valve opening mode subunit;

[0009] The control mode execution unit includes a local valve closing execution subunit, a local valve opening execution subunit, an automatic valve closing execution subunit, and an automatic valve opening execution subunit; wherein the local valve closing execution subunit corresponds to the local valve closing mode subunit, the local valve opening execution subunit corresponds to the local valve opening mode subunit, the automatic valve closing execution subunit corresponds to the automatic valve closing mode subunit, and the automatic valve opening execution subunit corresponds to the automatic valve opening mode subunit;

[0010] When the local valve closing mode subunit receives manual operation and is connected, the local valve closing execution subunit acts to close the valve used to control heating; when the local valve opening execution subunit receives manual operation and is connected, the local valve opening execution subunit acts to open the valve; when the automatic valve closing mode subunit is automatically connected, the automatic valve closing execution subunit acts to close the valve; when the automatic valve opening mode subunit is automatically connected, the automatic valve opening execution subunit acts to open the valve.

[0011] According to an intelligent control device for a heating valve provided by the present invention, when the voltage level of the power supply is 380V, the local valve closing mode subunit includes:

[0012] A first local handle contact and a first manual valve closing button connected in sequence; wherein the first local handle contact is used to connect the power supply;

[0013] The local valve closing execution subunit comprises:

[0014] The first valve opening and holding contactor closing contact, the first valve closing and holding contactor, the first valve closing limit closing contact and the first thermal relay closing contact are connected in sequence; wherein the first valve opening and holding contactor closing contact is connected to the first manual valve closing button, and the first thermal relay closing contact is used to connect to the power supply;

[0015] A first valve closing position open contact and a first valve closing position indicator light connected in sequence; wherein the first valve closing position open contact is connected between the first local handle contact and the first manual valve closing button, and the first valve closing position indicator light is used to connect to the power supply;

[0016] When the first local handle contact is connected, the first manual valve closing button is connected by pressing, the first valve closing holding contactor is energized, and the local valve closing execution subunit is connected to close the valve. When the valve is closed, the first valve closing limit closing contact is disconnected, the first valve closing holding contactor is demagnetized, the local valve closing execution subunit is disconnected, and the first valve closing in place indicator light is on.

[0017] According to an intelligent control device for a heating valve provided by the present invention, the local valve opening mode subunit comprises:

[0018] A first manual valve opening button; wherein the first manual valve opening button is connected to the first local handle contact;

[0019] The local valve opening execution subunit comprises:

[0020] The first valve closing holding contactor closing contact, the first valve opening holding contactor, and the first valve opening limit closing contact are connected in sequence; wherein the first valve closing holding contactor closing contact is connected to the first manual valve opening button, and the first valve opening limit closing contact is connected to the first thermal relay closing contact;

[0021] A first valve opening limit open contact and a first valve opening position indicator light connected in sequence; wherein the first valve opening limit open contact is connected between the first local handle contact and the first manual valve opening button, and the first valve opening position indicator light is used to connect to the power supply;

[0022] When the first local handle contact is connected, the first manual valve opening button is connected by pressing, the first valve opening holding contactor is energized, the local valve opening mode subunit is connected to open the valve, and when the valve is opened, the first valve opening limit closed contact is disconnected, the first valve opening holding contactor is demagnetized, the local valve opening mode subunit is disconnected, and the first valve opening in place indicator light is on.

[0023] According to an intelligent control device for a heating valve provided by the present invention, the automatic valve opening mode subunit comprises:

[0024] The first automatic handle contact and the first valve opening time relay open contact are connected in sequence; wherein the first automatic handle contact is used to connect the power supply, and the first valve opening time relay open contact is connected between the first manual valve opening button and the first valve closing holding contactor closed contact;

[0025] The automatic valve opening execution subunit comprises:

[0026] A first valve opening time relay is connected in parallel with the first valve closing position indicator light;

[0027] When the first automatic handle contact is connected, the first valve closing position open contact is connected, the first valve opening time relay is energized to start timing, and after the set time is reached, the first valve opening time relay is actuated, and the first valve opening holding contactor is energized to open the valve. When the valve is opened, the first valve opening limit closing contact is disconnected, and the first valve opening position indicator light is on.

[0028] According to an intelligent control device for a heating valve provided by the present invention, the automatic valve closing mode subunit comprises:

[0029] The first valve closing time relay open contact, one end of which is connected between the first local handle contact and the first manual valve closing button, and the other end of which is connected between the first manual valve closing button and the first valve opening holding contactor closed contact;

[0030] The automatic valve closing execution subunit comprises:

[0031] A first valve closing time relay is connected in parallel with the first valve opening position indicator light;

[0032] When the first valve opening limit open contact is connected, the first valve closing time relay starts to be energized and timed. When the set time is reached, the first valve closing time relay is actuated, and the first valve closing holding contactor is energized to close the valve. When the valve is closed, the first valve closing limit closed contact is disconnected, and the first valve closing in place indicator light is on.

[0033] According to an intelligent control device for a heating valve provided by the present invention, when the voltage level of the power supply is 220V, the local valve opening execution subunit includes:

[0034] A second local handle valve opening contact and a second valve opening button connected in sequence;

[0035] The local valve opening execution subunit comprises:

[0036] A second valve opening limit closing contact and a valve opening torque contact connected in sequence, wherein the valve opening torque contact is connected to the second local handle valve opening contact, and the second valve opening limit closing contact is used to be connected to a power supply;

[0037] a second valve opening limit open contact and a second valve opening position indicator light connected in sequence, wherein the second valve opening limit open contact is used to be connected to a power supply;

[0038] When the second local handle valve opening contact is connected, the second valve opening button receives a pressing operation and is connected to open the valve. After the valve is opened, the second valve opening limit closed contact is disconnected, the second valve opening limit open contact is connected, and the second valve opening position indicator light is on.

[0039] According to an intelligent control device for a heating valve provided by the present invention, the local valve closing mode subunit comprises:

[0040] A second local handle valve closing contact and a second valve closing button connected in sequence;

[0041] The local valve closing execution subunit comprises:

[0042] A second valve closing limit position closing contact and a valve closing torque contact connected in sequence, wherein the valve closing torque contact is connected to the second local handle valve closing contact, and the second valve closing limit position closing contact is used to be connected to a power supply;

[0043] A second valve-closed-in-place open contact and a second valve-closed-in-place indicator light connected in sequence, wherein the second valve-closed-in-place open contact is used to connect to a power supply;

[0044] When the second on-site hand-operated valve closing contact is connected, the second valve closing button receives the pressing operation and is connected to close the valve. When the valve is in the closed position, the second valve closing limit closed contact is disconnected, the second valve closing position open contact is connected, and the second valve closing position indicator light is on.

[0045] According to an intelligent control device for a heating valve provided by the present invention, the automatic valve opening mode subunit comprises:

[0046] The second automatic valve opening contact and the second valve opening time relay opening contact are connected in sequence, and are connected in parallel with the second local handle valve opening contact and the second valve opening button which are connected in sequence;

[0047] The automatic valve opening execution subunit comprises:

[0048] The valve opening time control contact and the second valve opening time relay are connected in sequence, and are connected in parallel with the second valve closing position indicator light;

[0049] When the second automatic valve opening contact is connected, the second valve closing position open contact is connected, and the second valve opening time relay starts timing. After the set time is reached, the second valve opening time relay is activated to open the valve. When the valve is opened, the second valve opening limit closed contact is disconnected, and the second valve opening limit open contact is connected, and the second valve opening position indicator light appears.

[0050] According to an intelligent control device for a heating valve provided by the present invention, the automatic valve closing mode subunit comprises:

[0051] The second automatic valve closing contact and the second valve closing time relay open contact are connected in sequence, and are connected in parallel with the second local handle valve closing contact and the second valve closing button which are connected in sequence;

[0052] The automatic valve closing execution subunit comprises:

[0053] The valve closing time control contact and the second valve closing time relay are connected in sequence, and are connected in parallel with the second valve opening position indicator light;

[0054] When the second valve opening limit open contact is connected, the second valve closing time relay starts timing. When the set time is reached, the second valve closing time relay is used to close the valve. When the valve is closed, the second valve closing limit closed contact is disconnected, and the second valve closing in place indicator light lights up.

[0055] According to an intelligent control device for a heating valve provided by the present invention, the control mode selection unit further includes an automatic remote control mode subunit, and the automatic remote control mode subunit includes:

[0056] A second remote valve opening contact is connected in parallel with the second automatic valve opening contact and the second valve opening time relay open contact which are connected in sequence;

[0057] A second remote valve closing open contact is connected in parallel with the second automatic valve closing contact and the second valve closing time relay open contact which are connected in sequence;

[0058] When the second remote valve opening open contact is closed, it is used to open the valve. After the valve is opened, the second valve opening limit closed contact is disconnected, the second valve opening limit open contact is connected, and the second valve opening in place indicator light is on.

[0059] When the second remote valve closing open contact is closed, it is used to close the valve. After the valve is closed, the second valve closing limit closed contact is disconnected, the second valve closing in place open contact is connected, and the second valve closing in place indicator light is on.

[0060] The intelligent control device of the heating valve provided by the present invention comprises a power supply selection module and a control module. The control module comprises a control mode selection unit and a control mode execution unit, and the control mode selection unit comprises a local valve closing mode subunit, a local valve opening mode subunit, an automatic valve closing mode subunit, and an automatic valve opening mode subunit. The control mode execution unit comprises a local valve closing execution subunit, a local valve opening execution subunit, an automatic valve closing execution subunit, and an automatic valve opening execution subunit. When the local valve closing mode subunit is connected, the local valve closing execution subunit acts to close the valve used to control the heating; when the local valve opening execution subunit is connected, the local valve opening execution subunit acts to open the valve; when the automatic valve closing mode subunit is connected, the automatic valve closing execution subunit acts to close the valve; when the automatic valve opening mode subunit is connected, the automatic valve opening execution subunit acts to open the valve. This embodiment can control the opening and closing of the heating valve in a variety of different ways, which is very flexible and efficient, thereby saving heat energy and reducing the waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0061] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0062] Figure 1 It is a structural schematic diagram of an intelligent control device for a heating valve provided in an embodiment of the present invention;

[0063] Figure 2 This is one of the structural schematic diagrams of the intelligent control device for the heating valve corresponding to the 380V power supply provided in the embodiment of the present invention;

[0064] Figure 3 This is the second structural schematic diagram of the intelligent control device for the heating valve corresponding to the 380V power supply provided in the embodiment of the present invention;

[0065] Figure 4 This is one of the structural schematic diagrams of the intelligent control device for the heating valve corresponding to the 220V power supply provided in the embodiment of the present invention;

[0066] Figure 5 This is the second structural schematic diagram of the intelligent control device for the heating valve corresponding to the 220V power supply provided in the embodiment of the present invention. DETAILED DESCRIPTION

[0067] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0068] Figure 1 The intelligent control device can be installed on the valves on the main pipes of the heating network entering the house in various places, so as to control the opening and closing of the valves on the main pipes, and further control the heating amount of the main pipes.

[0069] See also Figures 1 to 5 The intelligent control device 10 for the heating valve may include a power supply selection module 20 and a control module 30 .

[0070] The power supply selection module 20 is used to connect power supplies with different voltage levels.

[0071] The control module 30 corresponds to the power supply of the voltage level, and the control module may include a control mode selection unit 301 and a control mode execution unit 302 .

[0072] Among them, the control mode selection unit 301 may include a local valve closing mode subunit 3011, a local valve opening mode subunit 3012, an automatic valve closing mode subunit 3013, and an automatic valve opening mode subunit 3014.

[0073] The control mode execution unit 302 may include a local valve closing execution subunit 3021, a local valve opening execution subunit 3022, an automatic valve closing execution subunit 3023, and an automatic valve opening execution subunit 3024. Among them, the local valve closing execution subunit 3021 corresponds to the local valve closing mode subunit 3011, the local valve opening execution subunit 3022 corresponds to the local valve opening mode subunit 3012, the automatic valve closing execution subunit 3023 corresponds to the automatic valve closing mode subunit 3013, and the automatic valve opening execution subunit 3024 corresponds to the automatic valve opening mode subunit 3014.

[0074] When the local valve closing mode subunit 3011 receives manual operation and is connected, the local valve closing execution subunit 3021 is activated to close the valve used to control heating; when the local valve opening execution subunit 3022 receives manual operation and is connected, the local valve opening execution subunit 3022 is activated to open the valve; when the automatic valve closing mode subunit 3013 is automatically connected, the automatic valve closing execution subunit 3023 is activated to close the valve; when the automatic valve opening mode subunit 3014 is automatically connected, the automatic valve opening execution subunit 3024 is activated to open the valve.

[0075] In this embodiment, the control module corresponds to the power supply of the voltage level, that is, when the voltage level of the power supply is different, the corresponding control module may also be different. The control mode selection unit may include a local valve closing mode subunit 3011, a local valve opening mode subunit 3012, an automatic valve closing mode subunit 3013, and an automatic valve opening mode subunit 3014. The control mode execution unit may include a local valve closing execution subunit 3021, a local valve opening execution subunit, an automatic valve closing execution subunit 3023, and an automatic valve opening execution subunit 3024. When the local valve closing mode subunit 3011 is connected, the local valve closing execution subunit 3021 acts to close the valve used to control the heating; when the local valve opening execution subunit is connected, the local valve opening execution subunit acts to open the valve; when the automatic valve closing mode subunit 3013 is connected, the automatic valve closing execution subunit 3023 acts to close the valve; when the automatic valve opening mode subunit 3014 is connected, the automatic valve opening execution subunit 3024 acts to open the valve. This embodiment can control the opening and closing of the heating valve in a variety of different ways, which is very flexible and efficient, thereby achieving the effect of saving heat energy and reducing the waste of resources.

[0076] In one embodiment of the present specification, when the voltage level of the power supply is 380V, the local valve closing mode subunit may include:

[0077] A first local handle contact SA-2 and a first manual valve closing button SA2 are connected in sequence; wherein the first local handle contact SA-2 is used to connect to a power supply, for example, to connect to the positive pole L of the power supply;

[0078] The local valve closing execution subunit may include:

[0079] The first valve opening and holding contactor closing point KM1-2, the first valve closing and holding contactor KM2, the first valve closing limit closing point TSC-2 and the first thermal relay closing point RJ1-1 are connected in sequence; wherein the first valve opening and holding contactor closing point KM1-2 is connected to the first manual valve closing button SA2, and the first thermal relay closing point RJ1-1 is used to connect the power supply; for example, the first thermal relay closing point RJ1-1 is used to connect the negative pole N of the power supply;

[0080] The first valve closing position open contact TSC-1 and the first valve closing position indicator light LD1 are connected in sequence; wherein the first valve closing position open contact TSC-1 is connected between the first local handle contact SA-2 and the first manual valve closing button SA2, and the first valve closing position indicator light LD1 is used to connect the power supply;

[0081] When the first local handle contact SA-2 is connected, the first manual valve closing button SA2 is pressed and turned on, the first valve closing holding contactor KM2 is energized, and the local valve closing execution subunit is turned on to close the valve. When the valve is closed, the first valve closing limit closing contact TSC-2 is disconnected, the first valve closing holding contactor KM2 is demagnetized, the local valve closing execution subunit is disconnected, and the first valve closing position indicator LD1 lights up.

[0082] In this embodiment, the intelligent control device is provided with a conversion handle for switching between the automatic control mode and the local control mode. When the conversion handle is switched to the local control mode, the first local handle contact SA-2 is connected, and the first manual valve closing button SA2 on the control panel can be operated to perform valve closing control. The first valve closing holding contactor KM2 is energized, and the main circuit where the first valve closing holding contactor KM2 is located is connected to close the valve. When the valve is fully closed, the first valve closing limit contact TSC-2 is disconnected, the main circuit is disconnected, the valve stops closing, and the first valve closing fully indicator LD1 lights up.

[0083] In one embodiment of the present specification, the local valve opening mode subunit may include:

[0084] A first manual valve opening button SA1; wherein the first manual valve opening button SA1 is connected to a first local handle contact SA-2;

[0085] The local valve opening execution subunit may include:

[0086] The first valve closing holding contactor closing contact KM2-2, the first valve opening holding contactor KM1, and the first valve opening limit closing contact TSO-2 are connected in sequence; wherein the first valve closing holding contactor closing contact KM2-2 is connected to the first manual valve opening button SA1, and the first valve opening limit closing contact TSO-2 is connected to the first thermal relay closing contact RJ1-1;

[0087] The first valve opening limit open contact TSO-1 and the first valve opening position indicator HD1 are connected in sequence; wherein the first valve opening limit open contact TSO-1 is connected between the first local handle contact SA-2 and the first manual valve opening button SA1, and the first valve opening position indicator HD1 is used to connect the power supply;

[0088] When the first local handle contact SA-2 is connected, the first manual valve opening button SA1 is pressed and turned on, the first valve opening holding contactor KM1 is energized, and the local valve opening mode subunit is connected to open the valve. When the valve is opened, the first valve opening limit closed contact TSO-2 is disconnected, the first valve opening holding contactor KM1 is demagnetized, the local valve opening mode subunit is disconnected, and the first valve opening position indicator HD1 lights up.

[0089] In this embodiment, the intelligent control device is provided with a conversion handle for switching between the automatic control mode and the local control mode. When the conversion handle is switched to the local control mode, the first local handle contact SA-2 is connected, and the first manual valve opening button SA1 on the control panel can be operated to control the valve opening. The first valve opening holding contactor KM1 is energized, and the main circuit in which it is located is connected to open the valve. When the valve is fully opened, the first valve opening limit closed contact TSO-2 is disconnected, the main circuit is disconnected, and the valve stops opening further. The first valve opening fully indicator HD1 lights up.

[0090] In one embodiment of the present specification, the automatic valve opening mode subunit may include:

[0091] The first automatic handle contact SA-1 and the first valve opening time relay open contact KT1-1 are connected in sequence; wherein the first automatic handle contact SA-1 is used to connect the power supply, and the first valve opening time relay open contact KT1-1 is connected between the first manual valve opening button SA1 and the first valve closing holding contactor closed contact KM2-2;

[0092] The automatic valve opening execution subunit may include:

[0093] The first valve opening time relay KT1 is connected in parallel with the first valve closing position indicator light LD1;

[0094] When the first automatic handle contact SA-1 is connected, the first valve closing position opening contact TSC-1 is connected, and the first valve opening time relay KT1 is energized to start timing. After the set time is reached, the first valve opening time relay KT1 is actuated, and the first valve opening holding contactor KM1 is energized to open the valve. When the valve is opened, the first valve opening limit closing contact TSO-2 is disconnected, and the first valve opening position indicator HD1 lights up.

[0095] In this embodiment, when the conversion handle is switched to automatic control mode, the first automatic handle contact SA-1 is connected, the first valve closing position open contact TSC-1 is connected, the first valve opening time relay KT1 is energized to start timing, and after the set time is reached, the first valve opening time relay KT1 is actuated, and the first valve opening holding contactor KM1 is energized to open the valve. When the valve is opened, the first valve opening limit closing contact TSO-2 is disconnected, and the first valve opening position indicator HD1 lights up.

[0096] In one embodiment of the present specification, the automatic valve closing mode subunit may include:

[0097] The first valve closing time relay open contact KT2-1, one end of which is connected between the first local handle contact SA-2 and the first manual valve closing button SA2, and the other end of which is connected between the first manual valve closing button SA2 and the first valve opening holding contactor closed contact KM1-2;

[0098] The automatic valve closing execution subunit may include:

[0099] The first valve closing time relay KT2 is connected in parallel with the first valve opening position indicator HD1;

[0100] When the first valve opening limit open contact TSO-1 is connected, the first valve closing time relay KT2 starts to be energized and timed. When the set time is reached, the first valve closing time relay KT2 is actuated, and the first valve closing holding contactor KM2 is energized to close the valve. When the valve is closed, the first valve closing limit closed contact TSC-2 is disconnected, and the first valve closing in place indicator light LD1 lights up.

[0101] In this embodiment, when the first valve opening limit open contact TSO-1 is connected, the first valve closing time relay KT2 starts to be energized and timed. When the set time is reached, the first valve closing time relay KT2 is actuated, and the first valve closing holding contactor KM2 is energized to close the valve. When the valve is closed, the first valve closing limit closed contact TSC-2 is disconnected, and the first valve closing in place indicator light LD1 lights up.

[0102] In some other embodiments of the present specification, the control mode execution unit may further include a fault display unit. The fault display unit may include a first fault display lamp XD1 and a first thermal relay open contact RJ1-2. One end of the first thermal relay open contact RJ1-2 is connected to the power supply, and the other end is connected to the first fault display lamp XD1. The other end of the first fault display lamp XD1 is connected to the power supply.

[0103] In some other embodiments of the present specification, the control mode selection unit may further include an automatic remote control mode subunit, and the automatic remote control mode subunit may include a first remote valve opening contact KM1-1 and a first remote valve closing contact KM2-1. The first remote valve opening contact KM1-1 is connected in parallel with the first valve opening time relay open contact KT1-1. The first remote valve closing open contact KM2-1 is connected in parallel with the first valve closing time relay open contact KT2-1. Figure 3 2 shows the connection relationship between the first thermal relay RJ1, the first valve opening holding contactor KM1, the first valve closing holding contactor KM2 and the first motor M. The three-phase power of the first motor M is represented as A, B and C respectively. Figure 2 The text description on the right side is the corresponding functional description of the corresponding circuit on the left side. For example, from top to bottom, they are valve open hold, automatic valve open, manual valve open, manual valve close, automatic valve close, valve close hold, valve open time control, valve close status, valve close time control, valve open status and fault.

[0104] In some other embodiments of the present specification, a first air switch FU and a second air switch FU1 may be further included. The first air switch FU is connected to the negative pole of the power supply. The second air switch FU1 is connected to the positive pole of the power supply.

[0105] In one embodiment of the present specification, when the voltage level of the power supply is 220V, the local valve opening execution subunit may include:

[0106] The second local handle valve opening contact SA3-2 and the second valve opening button SA4 are connected in sequence; the second valve opening button SA4 can be connected to the L1 end of the electric actuator;

[0107] The local valve opening execution subunit may include:

[0108] The second valve opening limit closing contact TSO1-1 and the valve opening torque contact LSO1-1 are connected in sequence, wherein the valve opening torque contact LSO1-1 is connected to the second local handle valve opening contact SA3-2, and the second valve opening limit closing contact TSO1-1 is used to connect to the power supply;

[0109] A second valve opening limit open contact TSO1-2 and a second valve opening position indicator HD2 are connected in sequence, and the second valve opening limit open contact TSO1-2 is used to connect to the power supply;

[0110] When the second local handle valve opening contact SA3-2 is connected, the second valve opening button SA4 receives the pressing operation and is connected to open the valve. When the valve is opened, the second valve opening limit closed contact TSO1-1 is disconnected, and the second valve opening limit open contact TSO1-2 is connected, and the second valve opening position indicator HD2 lights up.

[0111] In this embodiment, when the voltage level of the power supply is 220V, when the conversion handle is switched to the local control mode, the second local handle valve opening contact SA3-2 is connected, and the second valve opening button SA4 receives the pressing operation and is turned on to open the valve. When the valve is opened, the second valve opening limit closed contact TSO1-1 is disconnected, and the second valve opening limit open contact TSO1-2 is connected, and the second valve opening position indicator HD2 lights up.

[0112] In one embodiment of the present specification, the local valve closing mode subunit may include:

[0113] The second local handle valve closing contact SA3-3 and the second valve closing button SA5 are connected in sequence; the second valve closing button SA5 can be connected to the L2 end of the electric actuator;

[0114] The local valve closing execution subunit may include:

[0115] The second valve closing limit closing contact TSC1-1 and the valve closing torque contact LSC1-1 are connected in sequence, wherein the valve closing torque contact LSC1-1 is connected to the second local handle valve closing contact SA3-3, and the second valve closing limit closing contact TSC1-1 is used to connect to the power supply;

[0116] A second valve closing position open contact TSC1-2 and a second valve closing position indicator light LD2 are connected in sequence, wherein the second valve closing position open contact TSC1-2 is used to connect to a power supply;

[0117] When the second local hand-operated valve closing contact SA3-3 is connected, the second valve closing button SA5 receives the pressing operation and is connected to close the valve. When the valve is in the closed position, the second valve closing limit closed contact TSC1-1 is disconnected, the second valve closing position open contact TSC1-2 is connected, and the second valve closing position indicator light LD2 lights up.

[0118] In this embodiment, when the voltage level of the power supply is 220V, when the conversion handle is switched to the local control mode, the second local handle valve closing contact SA3-3 is connected, and the second valve closing button SA5 receives the pressing operation and is turned on to close the valve. When the valve is in the closed position, the second valve closing limit closed contact TSC1-1 is disconnected, and the second valve closing position open contact TSC1-2 is connected, and the second valve closing position indicator light LD2 lights up.

[0119] In one embodiment of the present specification, the automatic valve opening mode subunit may include:

[0120] The second automatic valve opening contact SA3-1 and the second valve opening time relay opening contact KT3-1 are connected in sequence, and are connected in parallel with the second local handle valve opening contact SA3-2 and the second valve opening button SA4 which are connected in sequence;

[0121] The automatic valve opening execution subunit may include:

[0122] The valve opening time control contact SA3-5 and the second valve opening time relay KT3 are connected in sequence, and are connected in parallel with the second valve closing position indicator LD2;

[0123] When the second automatic valve opening contact SA3-1 is connected, the second valve closing position open contact TSC1-2 is connected, and the second valve opening time relay KT3 starts timing. After the set time is reached, the second valve opening time relay KT3 is activated to open the valve. When the valve is opened, the second valve opening limit closed contact TSO1-1 is disconnected, and the second valve opening limit open contact TSO1-2 is connected, and the second valve opening position indicator HD2 is turned on.

[0124] In this embodiment, when the voltage level of the power supply is 220V, when the conversion handle is switched to automatic control mode, the second automatic valve opening contact SA3-1 is connected, the second valve closing position open contact TSC1-2 is connected, and the second valve opening time relay KT3 starts timing. After the set time is reached, the second valve opening time relay KT3 is activated to open the valve. When the valve is opened, the second valve opening limit closed contact TSO1-1 is disconnected, the second valve opening limit open contact TSO1-2 is connected, and the second valve opening position indicator HD2 is turned on.

[0125] In one embodiment of the present specification, the automatic valve closing mode subunit may include:

[0126] The second automatic valve closing contact SA3-4 and the second valve closing time relay open contact KT4-1 are connected in sequence, and are connected in parallel with the second local handle valve closing contact SA3-3 and the second valve closing button SA5 which are connected in sequence;

[0127] The automatic valve closing execution subunit may include:

[0128] The valve closing time control contact SA3-6 and the second valve closing time relay KT4 are connected in sequence, and are connected in parallel with the second valve opening position indicator HD2;

[0129] When the second valve opening limit open contact TSO1-2 is connected, the second valve closing time relay KT4 starts timing. When the set time is reached, the second valve closing time relay KT4 is used to close the valve. When the valve is closed, the second valve closing limit closed contact TSC1-1 is disconnected, and the second valve closing in place indicator light LD2 lights up.

[0130] In this embodiment, when the voltage level of the power supply is 220V, when the conversion handle is switched to automatic control mode, the second automatic valve opening contact SA3-4 is connected, the second valve opening limit opening contact TSO1-2 is connected, and the second valve closing time relay KT4 starts timing. When the set time is reached, the second valve closing time relay KT4 is used to close the valve. When the valve is closed, the second valve closing limit closing contact TSC1-1 is disconnected, and the second valve closing in place indicator light LD2 lights up.

[0131] In one embodiment of the present specification, the control mode selection unit may further include an automatic remote control mode subunit, and the automatic remote control mode subunit may include:

[0132] The second remote valve opening contact KM3-1 is connected in parallel with the second automatic valve opening contact SA3-1 and the second valve opening time relay opening contact KT3-1 which are connected in sequence;

[0133] The second remote valve closing open contact KM4-1 is connected in parallel with the second automatic valve closing contact SA3-4 and the second valve closing time relay open contact KT4-1 which are connected in sequence;

[0134] The remote controller is connected to the positive pole L and the negative pole N of the power supply respectively;

[0135] When the second remote valve opening contact KM3-1 is closed, it is used to open the valve. After the valve is opened, the second valve opening limit closing contact TSO1-1 is disconnected, the second valve opening limit opening contact TSO1-2 is connected, and the second valve opening position indicator HD2 lights up;

[0136] When the second remote valve closing open contact KM4-1 is closed, it is used to close the valve. When the valve is closed, the second valve closing limit closing contact TSC1-1 is disconnected, the second valve closing position open contact TSC1-2 is connected, and the second valve closing position indicator LD2 lights up.

[0137] In this embodiment, the remote controller can be controlled on the mobile phone, and only the handle needs to be switched to the automatic control mode. When the valve opening button is selected on the mobile phone, the second remote valve opening contact KM3-1 is closed, and the L1 end of the electric actuator is energized. When the valve closing button is selected on the mobile phone, the second remote valve closing contact KM4-1 is closed, and the L2 end of the electric actuator is energized.

[0138] In some other embodiments of the present specification, a third air switch FU2 and a fourth air switch FU3 may also be included. The third air switch FU2 is connected to the positive electrode of the power supply. The fourth air switch FU3 is connected to the negative electrode of the power supply. Figure 5 The connection relationship between the L2 end and the L1 end of the electric actuator and the second motor 2M is shown in FIG. Figure 4The right side of the middle describes the functions of the corresponding left circuit, for example, from top to bottom, remote valve opening, automatic valve opening, manual valve opening, automatic valve closing, remote valve closing, valve opening time control, valve closing state, valve closing time control, valve opening state, remote controller and fault state. The fault state includes the parallel-connected second contact LSC1-3 of the valve closing torque and the second contact LSO1-3 of the valve opening torque, which are connected in series with the second fault lamp XD2 after being connected in parallel.

[0139] The control modules at two different voltage levels in this specification can be integrated into the same intelligent control device, or respectively set in two different intelligent control devices. Selection and adjustment can be made according to actual needs, and the present invention does not make specific limitations.

[0140] Generally speaking, an intelligent control device can be divided into three parts, for example, an intelligent control box, an electric actuator and a connection component.

[0141] Smart control box control mode: local button control, automatic timing control, remote 4G network control. The smart control box is equipped with on / off buttons and indicator lights, fault indicator lights, manual / automatic switch, and timers, 4G switches and other control devices inside.

[0142] Electric actuator: The existing electric valves are used for assembly. This intelligent control box is used for all electric actuators.

[0143] Connection component: The present invention is a connection bracket designed for the manual gate valve to realize electric operation without cutting off the system during operation. The connection component consists of three parts: bracket, door cover and bearing. The door cover cooperates with the electric actuator to realize valve opening and closing. When the valve is remotely controlled, it can be controlled through the network.

[0144] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, i.e., they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Those of ordinary skill in the art may understand and implement it without creative effort.

[0145] Through the description of the above implementation methods, those skilled in the art can clearly understand that each implementation method can be implemented by means of software plus a necessary general hardware platform, and of course, it can also be implemented by hardware. Based on this understanding, the above technical solution is essentially or the part that contributes to the prior art can be embodied in the form of a software product, and the computer software product can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc., and can include a number of instructions to enable a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods of each embodiment or some parts of the embodiment.

[0146] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An intelligent control device for a heating valve, characterized in that: include: A power supply selection module, used to connect power supplies of different voltage levels; A control module, corresponding to the power supply of the voltage level, the control module comprising a control mode selection unit and a control mode execution unit; Wherein, the control mode selection unit includes a local valve closing mode subunit, a local valve opening mode subunit, an automatic valve closing mode subunit, and an automatic valve opening mode subunit; The control mode execution unit includes a local valve closing execution subunit, a local valve opening execution subunit, an automatic valve closing execution subunit, and an automatic valve opening execution subunit; wherein the local valve closing execution subunit corresponds to the local valve closing mode subunit, the local valve opening execution subunit corresponds to the local valve opening mode subunit, the automatic valve closing execution subunit corresponds to the automatic valve closing mode subunit, and the automatic valve opening execution subunit corresponds to the automatic valve opening mode subunit; When the local valve closing mode subunit receives manual operation and is connected, the local valve closing execution subunit acts to close the valve used to control heating; when the local valve opening execution subunit receives manual operation and is connected, the local valve opening execution subunit acts to open the valve; when the automatic valve closing mode subunit is automatically connected, the automatic valve closing execution subunit acts to close the valve; when the automatic valve opening mode subunit is automatically connected, the automatic valve opening execution subunit acts to open the valve.

2. The intelligent control device for heating valve according to claim 1, characterized in that: When the voltage level of the power supply is 380V, the local valve closing mode subunit includes: A first local handle contact and a first manual valve closing button connected in sequence; wherein the first local handle contact is used to connect the power supply; The local valve closing execution subunit comprises: The first valve opening and holding contactor closing contact, the first valve closing and holding contactor, the first valve closing limit closing contact and the first thermal relay closing contact are connected in sequence; wherein the first valve opening and holding contactor closing contact is connected to the first manual valve closing button, and the first thermal relay closing contact is used to connect to the power supply; A first valve closing position open contact and a first valve closing position indicator light connected in sequence; wherein the first valve closing position open contact is connected between the first local handle contact and the first manual valve closing button, and the first valve closing position indicator light is used to connect to the power supply; When the first local handle contact is connected, the first manual valve closing button is connected by pressing, the first valve closing holding contactor is energized, and the local valve closing execution subunit is connected to close the valve. When the valve is closed, the first valve closing limit closing contact is disconnected, the first valve closing holding contactor is demagnetized, the local valve closing execution subunit is disconnected, and the first valve closing in place indicator light is on.

3. The intelligent control device for heating valve according to claim 2, characterized in that: The local valve opening mode subunit comprises: A first manual valve opening button; wherein the first manual valve opening button is connected to the first local handle contact; The local valve opening execution subunit comprises: The first valve closing holding contactor closing contact, the first valve opening holding contactor, and the first valve opening limit closing contact are connected in sequence; wherein the first valve closing holding contactor closing contact is connected to the first manual valve opening button, and the first valve opening limit closing contact is connected to the first thermal relay closing contact; A first valve opening limit open contact and a first valve opening position indicator light connected in sequence; wherein the first valve opening limit open contact is connected between the first local handle contact and the first manual valve opening button, and the first valve opening position indicator light is used to connect to the power supply; When the first local handle contact is connected, the first manual valve opening button is connected by pressing, the first valve opening holding contactor is energized, the local valve opening mode subunit is connected to open the valve, and when the valve is opened, the first valve opening limit closed contact is disconnected, the first valve opening holding contactor is demagnetized, the local valve opening mode subunit is disconnected, and the first valve opening in place indicator light is on.

4. The intelligent control device for heating valve according to claim 3, characterized in that: The automatic valve opening mode subunit comprises: The first automatic handle contact and the first valve opening time relay open contact are connected in sequence; wherein the first automatic handle contact is used to connect the power supply, and the first valve opening time relay open contact is connected between the first manual valve opening button and the first valve closing holding contactor closed contact; The automatic valve opening execution subunit comprises: A first valve opening time relay is connected in parallel with the first valve closing position indicator light; When the first automatic handle contact is connected, the first valve closing position open contact is connected, the first valve opening time relay is energized to start timing, and after the set time is reached, the first valve opening time relay is actuated, and the first valve opening holding contactor is energized to open the valve. When the valve is opened, the first valve opening limit closing contact is disconnected, and the first valve opening position indicator light is on.

5. The intelligent control device for heating valve according to claim 4, characterized in that: The automatic valve closing mode subunit comprises: The first valve closing time relay open contact, one end of which is connected between the first local handle contact and the first manual valve closing button, and the other end of which is connected between the first manual valve closing button and the first valve opening holding contactor closed contact; The automatic valve closing execution subunit comprises: A first valve closing time relay is connected in parallel with the first valve opening position indicator light; When the first valve opening limit open contact is connected, the first valve closing time relay starts to be energized and timed. When the set time is reached, the first valve closing time relay is actuated, and the first valve closing holding contactor is energized to close the valve. When the valve is closed, the first valve closing limit closed contact is disconnected, and the first valve closing in place indicator light is on.

6. The intelligent control device for heating valve according to claim 1, characterized in that: When the voltage level of the power supply is 220V, the local valve opening execution subunit includes: A second local handle valve opening contact and a second valve opening button connected in sequence; The local valve opening execution subunit comprises: A second valve opening limit closing contact and a valve opening torque contact connected in sequence, wherein the valve opening torque contact is connected to the second local handle valve opening contact, and the second valve opening limit closing contact is used to be connected to a power supply; a second valve opening limit open contact and a second valve opening position indicator light connected in sequence, wherein the second valve opening limit open contact is used to be connected to a power supply; When the second local handle valve opening contact is connected, the second valve opening button receives a pressing operation and is connected to open the valve. After the valve is opened, the second valve opening limit closed contact is disconnected, the second valve opening limit open contact is connected, and the second valve opening position indicator light is on.

7. The intelligent control device for heating valve according to claim 6, characterized in that: The local valve closing mode subunit comprises: A second local handle valve closing contact and a second valve closing button connected in sequence; The local valve closing execution subunit comprises: A second valve closing limit position closing contact and a valve closing torque contact connected in sequence, wherein the valve closing torque contact is connected to the second local handle valve closing contact, and the second valve closing limit position closing contact is used to be connected to a power supply; A second valve-closed-in-place open contact and a second valve-closed-in-place indicator light connected in sequence, wherein the second valve-closed-in-place open contact is used to connect to a power supply; When the second on-site hand-operated valve closing contact is connected, the second valve closing button receives the pressing operation and is connected to close the valve. When the valve is in the closed position, the second valve closing limit closed contact is disconnected, the second valve closing position open contact is connected, and the second valve closing position indicator light is on.

8. The intelligent control device for heating valve according to claim 7, characterized in that: The automatic valve opening mode subunit comprises: The second automatic valve opening contact and the second valve opening time relay opening contact are connected in sequence, and are connected in parallel with the second local handle valve opening contact and the second valve opening button which are connected in sequence; The automatic valve opening execution subunit comprises: The valve opening time control contact and the second valve opening time relay are connected in sequence, and are connected in parallel with the second valve closing position indicator light; When the second automatic valve opening contact is connected, the second valve closing position open contact is connected, and the second valve opening time relay starts timing. After the set time is reached, the second valve opening time relay is activated to open the valve. When the valve is opened, the second valve opening limit closed contact is disconnected, and the second valve opening limit open contact is connected, and the second valve opening position indicator light appears.

9. The intelligent control device for heating valve according to claim 8, characterized in that: The automatic valve closing mode subunit comprises: The second automatic valve closing contact and the second valve closing time relay open contact are connected in sequence, and are connected in parallel with the second local handle valve closing contact and the second valve closing button which are connected in sequence; The automatic valve closing execution subunit comprises: The valve closing time control contact and the second valve closing time relay are connected in sequence, and are connected in parallel with the second valve opening position indicator light; When the second valve opening limit open contact is connected, the second valve closing time relay starts timing. When the set time is reached, the second valve closing time relay is used to close the valve. When the valve is closed, the second valve closing limit closed contact is disconnected, and the second valve closing in place indicator light lights up.

10. The intelligent control device for heating valve according to claim 9, characterized in that: The control mode selection unit further includes an automatic remote control mode subunit, and the automatic remote control mode subunit includes: A second remote valve opening contact is connected in parallel with the second automatic valve opening contact and the second valve opening time relay open contact which are connected in sequence; A second remote valve closing open contact is connected in parallel with the second automatic valve closing contact and the second valve closing time relay open contact which are connected in sequence; When the second remote valve opening open contact is closed, it is used to open the valve. After the valve is opened, the second valve opening limit closed contact is disconnected, the second valve opening limit open contact is connected, and the second valve opening in-place indicator light is on. When the second remote valve closing open contact is closed, it is used to close the valve. After the valve is closed, the second valve closing limit closed contact is disconnected, the second valve closing in place open contact is connected, and the second valve closing in place indicator light is on.

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