Intelligent valve for urban heating

Abstract

The utility model discloses an intelligent valve for urban heating. The intelligent valve comprises a valve body, a fixing cylinder and a flow adjusting mechanism. Threaded grooves are formed in the front end and the rear end of the inner wall of the valve body respectively; the fixed cylinder is fixedly connected to the top end of the outer surface of the valve body and communicates with the valve body, a shell is fixedly connected to the top end of the fixed cylinder, a first temperature sensor and a second temperature sensor are arranged at the front end and the rear end of the inner wall of the shell correspondingly, and a detection probe of the first temperature sensor extends out of the upper surface of the shell; a detection probe of the second temperature sensor extends into the valve body; according to the intelligent valve for urban heating, synchronous rotation of the three valve elements is controlled, so that the gas flow during heating is controlled by the multiple valve elements, more accurate adjustment can be achieved, unnecessary energy waste is avoided, and therefore energy is effectively saved, and energy consumption and operation cost are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent heating systems, in particular to an intelligent valve for urban heating. Background Art

[0002] With the development of the Internet of Things and smart home technologies, smart valves, as an important part of the heating system, have functions such as remote control, automatic adjustment, and intelligent management. Users can remotely monitor and control the heating system through smartphones or other smart devices to achieve intelligent heating management, which helps to establish a more intelligent, efficient, and sustainable urban heating system, promote the sustainable development of urban energy, reduce carbon emissions, improve environmental quality, and enhance the quality of life of residents.

[0003] Traditional smart valves for urban heating usually use a single valve core to control the flow of heating delivery;

[0004] Traditional smart valves for urban heating have the following problems: when a single valve core is used to control the gas flow, it may not be possible to accurately adjust according to actual needs, which limits the flexibility and application scenarios of the system. For this reason, we propose a smart valve for urban heating. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide an intelligent valve for urban heating, which controls the synchronous rotation of three valve cores to realize multiple valve cores to control the gas flow during heating, achieves more precise regulation, avoids unnecessary energy waste, thereby effectively saving energy, reducing energy consumption and operating costs, and can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an intelligent valve for urban heating, comprising a valve body, a fixing cylinder and a flow regulating mechanism;

[0007] Valve body: The front and rear ends of the inner wall are respectively provided with thread grooves;

[0008] Fixed cylinder: It is fixedly connected to the top of the outer surface of the valve body, the fixed cylinder is connected to the valve body, the top of the fixed cylinder is fixedly connected to the outer shell, the front and rear ends of the inner wall of the outer shell are respectively provided with a first temperature sensor and a second temperature sensor, the detection probe of the first temperature sensor extends to the outside of the upper surface of the outer shell, and the detection probe of the second temperature sensor extends to the inside of the valve body;

[0009] Flow regulating mechanism: it is arranged on the bottom wall of the shell, the bottom end of the flow regulating mechanism extends to the inside of the valve body, and the flow regulating mechanism is installed in cooperation with the first temperature sensor and the second temperature sensor respectively;

[0010] Among them: it also includes a single-chip microcomputer, which is arranged on the upper surface of the shell, and the output end of the single-chip microcomputer is bidirectionally electrically connected to the first temperature sensor and the second temperature sensor respectively, and the synchronous rotation of the three valve cores is controlled to realize multiple valve cores to control the gas flow during heating, and can be adjusted more accurately, avoiding unnecessary energy waste, thereby effectively saving energy, reducing energy consumption and operating costs.

[0011] Furthermore, it also includes a battery, which is arranged on the right side of the bottom wall of the shell, and the output end of the battery is electrically connected to the input end of the single-chip microcomputer to facilitate power transmission.

[0012] Furthermore, the flow regulating mechanism includes a rotating shaft and a valve core assembly. The rotating shaft is rotatably connected to the inner wall of the upper end of the fixed cylinder through a sealed bearing. The outer surface of the rotating shaft located in the valve body is provided with a valve core assembly to facilitate the control of the circulation of heating air.

[0013] Furthermore, the valve core assembly also includes valve core 1, a rubber strip, valve core 2, slot 1, slot 2 and a rotating shaft. The valve core 1 is fixedly connected to the middle of the rotating shaft. The left and right ends of the valve core 1 are respectively provided with slot 2. The rotating shaft is rotatably connected to the left and right ends of the bottom wall of the valve body through sealing bearings. The top of the rotating shaft is fixedly connected to the valve core 2. The end of the valve core 2 close to the center of the valve core 1 is provided with slot 1. The slot 1 is installed in conjunction with the adjacent slot 2. The outer surfaces of the valve core 1 and the valve core 2 are provided with rubber strips, which enables multiple valve cores to control the gas flow during heating and can be adjusted more accurately.

[0014] Furthermore, a sealing groove is provided in the middle of the valve body, and the inner wall of the sealing groove is installed in cooperation with the rubber strip to improve the sealing and prevent leakage.

[0015] Furthermore, the flow regulating mechanism also includes a connecting rod, an avoidance groove and a fixed plate. The fixed plates are fixedly connected to the bottom end of the rotating shaft and the bottom ends of the two rotating shafts. The front ends of the fixed plates are provided with avoidance grooves. The connecting rods are rotatably connected to the inner walls of adjacent avoidance grooves through pin shafts to facilitate the synchronous rotation of the three valve cores.

[0016] Furthermore, the flow regulating mechanism also includes a motor, which is arranged on the bottom wall of the shell, the bottom end of the output shaft of the motor is fixedly connected to the bottom end of the rotating shaft, and the input end of the motor is electrically connected to the output end of the single-chip microcomputer to drive the flow regulating mechanism to operate.

[0017] Compared with the prior art, the beneficial effects of the utility model are: the intelligent valve for urban heating has the following advantages:

[0018] The output shaft of the motor drives the rotating shaft to rotate, and the rotating shaft rotates clockwise by a certain angle, driving the valve core 1 to rotate clockwise by a certain angle, causing the slot 2 on the valve core 1 to separate from the adjacent slot 1, and when the rotating shaft rotates, it also drives the middle fixed plate to rotate clockwise by a certain angle, and the middle fixed plate drives the connecting rod to rotate, and the connecting rod rotates and avoids in the avoidance groove through the pin shaft, and at the same time drives the fixed plates at the left and right ends to rotate, and the fixed plates at the left and right ends rotate by a certain angle, so that the rotating shaft drives the valve core 2 to rotate by a certain angle, and drives the slot 1 on the valve core 2 to separate from the corresponding slot 2, and at the same time, the rubber strips on the valve core 1 and the valve core 2 are separated from the inner wall of the sealing groove, so as to provide smoothness during heating, thereby controlling the synchronous rotation of the three valve cores, realizing multiple valve cores to control the gas flow during heating, and achieving more precise adjustment in the process of urban heating regulation, avoiding unnecessary energy waste, thereby effectively saving energy, reducing energy consumption and operating costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the utility model in right side section;

[0021] Figure 3 It is a schematic diagram of the structure of the utility model enlarged at A;

[0022] Figure 4 It is a schematic diagram of the structure of the utility model in top section;

[0023] Figure 5 It is a schematic diagram of the structure enlarged at B of the utility model;

[0024] Figure 6 This is a schematic diagram of the new structure of the utility model in a front side section view;

[0025] Figure 7 It is a schematic diagram of the structure enlarged at C of the utility model.

[0026] In the figure: 1 thread groove, 2 flow regulating mechanism, 21 connecting rod, 22 avoidance groove, 23 fixed plate, 24 rotating shaft, 25 motor, 26 valve core assembly, 261 valve core 1, 262 rubber strip, 263 valve core 2, 264 slot 1, 265 slot 2, 266 rotating shaft, 3 valve body, 4 first temperature sensor, 5 single chip microcomputer, 6 housing, 7 second temperature sensor, 8 sealing groove, 9 fixing cylinder, 10 battery. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-7 ,This embodiment provides a technical solution: an intelligent valve for urban heating, comprising a valve body 3, a fixing cylinder 9 and a flow regulating mechanism 2;

[0029] Valve body 3: The front and rear ends of the inner wall are respectively provided with thread grooves 1, and the valve body 3 is connected in series to the heating pipe through the thread grooves 1. A sealing groove 8 is provided in the middle of the valve body 3, and the inner wall of the sealing groove 8 is installed in cooperation with the rubber strip 262;

[0030] Fixed cylinder 9: It is fixedly connected to the top of the outer surface of the valve body 3, the fixed cylinder 9 is connected to the valve body 3, the top of the fixed cylinder 9 is fixedly connected to the shell 6, the front and rear ends of the inner wall of the shell 6 are respectively provided with a first temperature sensor 4 and a second temperature sensor 7, the detection probe of the first temperature sensor 4 extends to the outside of the upper surface of the shell 6, and the detection probe of the second temperature sensor 7 extends to the inside of the valve body 3, however, when the first temperature sensor 4 detects that the indoor temperature is lower than the set temperature threshold, the intelligent valve starts to operate, but the intelligent valve will not operate immediately, but wait for the second temperature sensor 7 to detect that the heating gas temperature reaches a certain level, in order to ensure that the heating gas has reached a sufficient temperature to avoid cold wind from entering the room, once the second temperature sensor 7 detects that the heating gas temperature has reached the set temperature threshold, the system will start heating, when and only when the first temperature sensor 4 and the second temperature sensor 7 simultaneously detect that their respective temperature thresholds have been reached, the intelligent valve can perform intelligent heating to ensure that the indoor temperature and the heating gas temperature both meet the requirements, and also includes a battery 10, the battery 10 is arranged on the right side of the bottom wall of the shell 6, and the output end of the battery 10 is electrically connected to the input end of the single-chip computer 5;

[0031] Flow regulating mechanism 2: It is arranged on the bottom wall of the housing 6, and the bottom end of the flow regulating mechanism 2 extends to the inside of the valve body 3. The flow regulating mechanism 2 is respectively installed in cooperation with the first temperature sensor 4 and the second temperature sensor 7. The flow regulating mechanism 2 includes a rotating shaft 24 and a valve core assembly 26. The rotating shaft 24 is rotatably connected to the inner wall of the upper end of the fixed cylinder 9 through a sealing bearing. The outer surface of the rotating shaft 24 located in the valve body 3 is provided with a valve core assembly 26. The valve core assembly 26 also includes a valve core 1 261, a rubber strip 262, a valve core 263, a slot 1 264, a slot 265 and a rotating shaft 266. The valve core 1 261 is fixedly connected to the middle part of the rotating shaft 24, and the left and right sides of the valve core 1 261 are A second card groove 265 is respectively provided at both ends, and the rotating shaft 266 is rotatably connected to the left and right ends of the bottom wall of the valve body 3 through a sealed bearing. The top of the rotating shaft 266 is fixedly connected to the valve core 263, and the end of the valve core 263 close to the center of the valve core 1 261 is provided with a card groove 1 264, and the card groove 1 264 is installed in coordination with the adjacent card groove 265. The outer surfaces of the valve core 1 261 and the valve core 2 263 are provided with a rubber strip 262. The flow regulating mechanism 2 also includes a connecting rod 21, an avoidance groove 22 and a fixed plate 23. The fixed plate 23 is fixedly connected to the bottom end of the rotating shaft 24 and the bottom ends of the two rotating shafts 266. The front end of the fixed plate 23 is provided with an avoidance groove 22. The connecting rod 2 1 is rotatably connected with the inner wall of the adjacent avoidance groove 22 through a pin shaft, and the flow regulating mechanism 2 also includes a motor 25, which is arranged on the bottom wall of the housing 6, and the bottom end of the output shaft of the motor 25 is fixedly connected with the bottom end of the rotating shaft 24, and the input end of the motor 25 is electrically connected to the output end of the single-chip computer 5, and the output shaft of the motor 25 drives the rotating shaft 24 to rotate, and the rotating shaft 24 rotates clockwise by a certain angle, driving the valve core 1 261 to rotate clockwise by a certain angle, causing the second card slot 265 on the valve core 1 261 to separate from the adjacent card slot 1 264, and when the rotating shaft 24 rotates, it also drives the middle fixed plate to rotate clockwise by a certain angle, and the middle fixed plate drives the connecting rod 21 to rotate, and the connecting rod 21 is connected to the valve core 1 261. The pin shaft rotates and avoids in the avoidance groove 22, and at the same time drives the fixed plates 23 at the left and right ends to rotate. The fixed plates 23 at the left and right ends rotate by a certain angle, so that the rotating shaft 266 drives the valve core 263 to rotate by a certain angle, and drives the groove 1 264 on the valve core 263 to separate from the corresponding groove 2 265. At the same time, the rubber strip 262 on the valve core 1 261 and the valve core 2 263 is separated from the inner wall of the sealing groove 8, which is convenient for providing smoothness during heating, thereby controlling the synchronous rotation of the three valve cores to realize multiple valve cores to control the gas flow during heating, realize more precise regulation, avoid unnecessary energy waste, and effectively save energy, reduce energy consumption and operating costs;

[0032] Among them: it also includes a single-chip microcomputer 5, which is arranged on the upper surface of the shell 6, and the output end of the single-chip microcomputer 5 is bidirectionally electrically connected with the first temperature sensor 4 and the second temperature sensor 7 respectively. The battery 10 is regulated by the external single-chip microcomputer to transmit power to the single-chip microcomputer 5, and then the single-chip microcomputer 5 and the first temperature sensor 4 and the second temperature sensor 7 set a temperature threshold to facilitate subsequent heating. When the first temperature sensor 4 detects that the external temperature is low and reaches the temperature threshold, it transmits a signal to the single-chip microcomputer 5. After the single-chip microcomputer 5 makes a judgment, it adjusts the operation of the motor 25.

[0033] The working principle of the intelligent valve for urban heating provided by the utility model is as follows: the valve body 3 is connected in series to the heating pipe through the thread groove 1, and the power is transmitted to the single-chip computer 5 by the battery 10 regulated by the external single-chip computer, and then the single-chip computer 5 and the first temperature sensor 4 and the second temperature sensor 7 set the temperature threshold value for subsequent heating. When the first temperature sensor 4 detects that the external temperature is low and reaches the temperature threshold value, the signal is transmitted to the single-chip computer 5. After the single-chip computer 5 makes a judgment, it regulates the operation of the motor 25, and the output shaft of the motor 25 drives the rotating shaft 24 to rotate, and the rotating shaft 24 rotates. The shaft 24 rotates clockwise at a certain angle, driving the valve core 1 261 to rotate clockwise at a certain angle, causing the second slot 265 on the valve core 1 261 to separate from the adjacent slot 1 264. When the rotating shaft 24 rotates, it also drives the middle fixed plate to rotate clockwise at a certain angle. The middle fixed plate drives the connecting rod 21 to rotate. The connecting rod 21 rotates and avoids in the avoidance groove 22 through the pin shaft, and at the same time drives the fixed plates 23 at the left and right ends to rotate. The fixed plates 23 at the left and right ends rotate at a certain angle, so that the rotating shaft 266 drives the valve core 2 263 to rotate at a certain angle, and drives the valve The card groove 1 264 on the core 263 is separated from the corresponding card groove 2 265. At the same time, the rubber strip 262 on the valve core 1 261 and the valve core 2 263 is separated from the inner wall of the sealing groove 8, which is convenient for providing smoothness during heating, thereby controlling the synchronous rotation of the three valve cores to realize multiple valve cores to control the gas flow during heating, achieve more precise adjustment, avoid unnecessary energy waste, thereby effectively saving energy, reducing energy consumption and operating costs, however, when the first temperature sensor 4 detects that the indoor temperature is lower than the set temperature threshold, the smart valve starts to operate, but the smart valve will not operate immediately, but wait for the second temperature sensor 7 to detect that the heating gas temperature has reached a certain level. In order to ensure that the heating gas has reached a sufficient temperature to avoid cold wind entering the room, once the second temperature sensor 7 detects that the heating gas temperature has reached the set temperature threshold, the system will start heating, and when and only when the first temperature sensor 4 and the second temperature sensor 7 simultaneously detect that their respective temperature thresholds have been reached, the smart valve can perform intelligent heating to ensure that both the indoor temperature and the heating gas temperature meet the requirements.

[0034] It is worth noting that the specific model of the single chip microcomputer 5 disclosed in the above embodiment is S7-200, the first temperature sensor 4 and the second temperature sensor 7 are recommended to use C15-M53R, the battery 10 can use 6-GFM-100, the motor 25 is preferably D180M-0160030B-E, and the single chip microcomputer 5 controls the first temperature sensor 4, the second temperature sensor 7, the motor 25 and the battery 10 using methods commonly used in the prior art.

[0035] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An intelligent valve for urban heating, characterized in that: It comprises a valve body (3), a fixing cylinder (9) and a flow regulating mechanism (2); The valve body (3) has thread grooves (1) respectively formed at the front and rear ends of the inner wall thereof; A fixed tube (9): the fixed tube (9) is fixedly connected to the top of the outer surface of the valve body (3), the fixed tube (9) is in communication with the valve body (3), the top of the fixed tube (9) is fixedly connected to the outer shell (6), the front and rear ends of the inner wall of the outer shell (6) are respectively provided with a first temperature sensor (4) and a second temperature sensor (7), the detection probe of the first temperature sensor (4) extends to the outside of the upper surface of the outer shell (6), and the detection probe of the second temperature sensor (7) extends to the inside of the valve body (3); A flow regulating mechanism (2): the flow regulating mechanism (2) is arranged on the bottom wall of the housing (6), the bottom end of the flow regulating mechanism (2) extends to the interior of the valve body (3), and the flow regulating mechanism (2) is installed in cooperation with the first temperature sensor (4) and the second temperature sensor (7); The device also includes a single chip microcomputer (5), which is arranged on the upper surface of the housing (6), and the output end of the single chip microcomputer (5) is bidirectionally electrically connected to the first temperature sensor (4) and the second temperature sensor (7).

2. The intelligent valve for urban heating according to claim 1, characterized in that: It also includes a storage battery (10), which is arranged on the right side of the bottom wall of the housing (6), and the output end of the storage battery (10) is electrically connected to the input end of the single-chip computer (5).

3. The intelligent valve for urban heating according to claim 1, characterized in that: The flow regulating mechanism (2) comprises a rotating shaft (24) and a valve core assembly (26); the rotating shaft (24) is rotatably connected to the inner wall of the upper end of the fixed cylinder (9) via a sealing bearing; and the valve core assembly (26) is provided on the outer surface of the rotating shaft (24) located in the valve body (3).

4. The intelligent valve for urban heating according to claim 3, characterized in that: The valve core assembly (26) further comprises a valve core 1 (261), a rubber strip (262), a valve core 2 (263), a clamping groove 1 (264), a clamping groove 2 (265) and a rotating shaft (266); the valve core 1 (261) is fixedly connected to the middle part of the rotating shaft (24); the left and right ends of the valve core 1 (261) are respectively provided with clamping grooves 2 (265); the rotating shaft (266) is rotatably connected to the left and right ends of the bottom wall of the valve body (3) through sealing bearings; the top end of the rotating shaft (266) is fixedly connected to the valve core 2 (263); the end of the valve core 2 (263) close to the center of the valve core 1 (261) is provided with a clamping groove 1 (264); the clamping groove 1 (264) is installed in coordination with the adjacent clamping groove 2 (265); the outer surfaces of the valve core 1 (261) and the valve core 2 (263) are provided with rubber strips (262).

5. The intelligent valve for urban heating according to claim 4, characterized in that: A sealing groove (8) is provided in the middle of the valve body (3), and the inner wall of the sealing groove (8) is mounted in cooperation with the rubber strip (262).

6. The intelligent valve for urban heating according to claim 4, characterized in that: The flow regulating mechanism (2) further comprises a connecting rod (21), an avoidance groove (22) and a fixed plate (23); the fixed plate (23) is fixedly connected to the bottom end of the rotating shaft (24) and the bottom ends of the two rotating shafts (266); the front end of the fixed plate (23) is provided with an avoidance groove (22); the connecting rod (21) is rotatably connected to the inner wall of the adjacent avoidance groove (22) via a pin shaft.

7. The intelligent valve for urban heating according to claim 3, characterized in that: The flow regulating mechanism (2) further comprises a motor (25), wherein the motor (25) is arranged on the bottom wall of the housing (6), the bottom end of the output shaft of the motor (25) is fixedly connected to the bottom end of the rotating shaft (24), and the input end of the motor (25) is electrically connected to the output end of the single chip computer (5).

Images