Rapid flue gas and air reversing device

Abstract

The utility model discloses a flue gas and air quick reversing device, which relates to the technical field of industrial gas kilns, aims to solve the problems of large occupied space, dispersive arrangement, high cost and complex control pipelines and circuits in the prior art, and adopts the technical scheme that a main pipe orifice is arranged above a valve body, other pipe orifices are positioned below the valve body, and the other pipe orifices are positioned below the valve body. A first motor is arranged on the left side of the valve body. An adjusting valve element is rotationally connected into the switching valve element, a second main pipe avoiding opening is formed in the upper portion of the adjusting valve element, and an adjusting opening is formed in the lower portion of the adjusting valve element. According to the utility model, through the rotation of the switching valve core in the valve body, the switching valve core can be driven by the motor to quickly change directions among different pipe orifices, the output flow of the pipe orifices can be adjusted by controlling the covering area of the switching port by the adjusting valve core, and the control is simple and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial gas kilns, in particular to a flue gas and air rapid reversing device. Background Art

[0002] The original gas kiln flue gas air reversing device uses two sets of wafer-type pneumatic butterfly valves, which take up a lot of space, are relatively scattered, difficult to debug, costly, noisy, and have complex control pipelines and circuits. It is also not suitable for rapid reversing in multi-channel pipelines. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a flue gas and air rapid reversing device, which can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned objectives, the present invention discloses a flue gas and air rapid reversing device, which adopts a technical solution comprising a valve body. The valve body is provided with a pipe opening, a main pipe opening is provided above the valve body, and other pipe openings are provided below the valve body. A support hole is provided on the right side of the valve body. The valve body is internally rotatably connected to a switching valve core. A first main pipe avoidance opening is provided above the switching valve core, and a switching opening is provided below the switching valve core. A support shaft is provided on the right side of the switching valve core, and the support shaft is rotatably connected to the support hole. A first motor is provided on the left side of the valve body, and the output shaft of the first motor is connected to the switching valve core. The switching valve core is internally rotatably connected to a regulating valve core. A second main pipe avoidance opening is provided above the regulating valve core, and a regulating opening is provided below the regulating valve core. A second motor is provided on the right side of the support shaft, and the output shaft of the second motor is connected to the right side of the regulating valve core. The valve body is provided with a controller, and the controller internally contains a wireless receiver. The controller is electrically connected to the first motor, the second motor, and the wireless receiver. The first motor and the second motor are servo motors.

[0005] As an optimal technical solution of the present invention, a first pipe port, a second pipe port and a third pipe port are respectively opened under the valve body, and the first pipe port, the second pipe port, the third pipe port and the main pipe port are connected to each other, so that multiple valve ports can be switched.

[0006] As an optimal technical solution of the present invention, first sliders are provided on both sides of the inside of the main port, and first sliding grooves are opened on both sides of the outside of the switching valve core. The switching valve core is rotatably connected to the inside of the valve body through the first sliders and the first sliding grooves, thereby improving the stability of the switching valve core during rotation.

[0007] As a preferred technical solution of the present invention, a bearing is provided between the support shaft and the support hole to reduce the friction force of the support shaft rotating in the support hole.

[0008] As an optimal technical solution of the present invention, second sliders are provided on both sides of the interior of the switching valve core, and second sliding grooves are opened on both sides of the outer side of the regulating valve core. The regulating valve core is rotatably connected to the interior of the switching valve core through the second sliding groove and the second slider, thereby improving the stability of the regulating valve core during rotation.

[0009] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention can quickly switch between different pipe openings by driving a motor through the rotation of the switching valve core in the valve body, has a compact structure, occupies a small space, and has a simple circuit. The output flow of the pipe opening can be adjusted by controlling the covering area of the switching opening by the regulating valve core, and the control is simple and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of the utility model;

[0011] Figure 2 This is an exploded view of the structure of the utility model;

[0012] Figure 3 This is a cross-sectional view of the valve body structure of the utility model;

[0013] Figure 4 This is a cross-sectional view of the switching valve core of the utility model;

[0014] Figure 5 This is a cross-sectional view of the regulating valve core of the utility model;

[0015] Figure 6 This is a schematic diagram of the initial state of the utility model;

[0016] Figure 7 This is a schematic diagram of the flow regulation process of the utility model;

[0017] Figure 8 This is a schematic diagram of the nozzle switching process of the utility model.

[0018] In the figure: 1. Valve body; 101. Main pipe port; 102. First pipe port; 103. Second pipe port; 104. Third pipe port; 105. First slider; 106. Support hole; 2. Switching valve core; 201. First main pipe avoidance port; 202. Switching port; 203. First slide; 204. Second slider; 205. Support shaft; 3. Adjusting valve core; 301. Second main pipe avoidance port; 302. Adjusting port; 303. Second slide; 4. First motor; 5. Second motor. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only 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 making creative efforts are within the scope of protection of the present invention. Example 1

[0020] like Figures 1 to 8 As shown, the utility model discloses a flue gas and air rapid reversing device, which adopts the technical solution of comprising a valve body 1, a main pipe port 101 is provided on the top of the valve body 1, a second pipe port 103 is provided at the bottom of the valve body 1 below the main pipe port 101, a first pipe port 102 and a third pipe port 104 are provided on both sides of the second pipe port 103, the main pipe port 101, the first pipe port 102, the second pipe port 103 and the third pipe port 104 are of the same size, a supporting hole 106 is provided on the right side of the valve body 1, a first motor 4 is provided on the left side of the valve body 1, first sliders 105 are provided on both sides of the valve body 1, a switching valve core 2 is rotatably connected inside the valve body 1, a first main pipe avoidance port 201 is provided above the switching valve core 2, the first main pipe avoidance port 201 is larger than the main pipe port 101, a switching port 202 is provided below the switching valve core 2, the switching port 202 is of the same size as the main pipe port 101, first sliding grooves 203 are provided on both sides of the outer side of the switching valve core 2, and the switching valve core 2 is connected to the main pipe port 101. The first sliding groove 203 and the first slider 105 are rotatably connected to the interior of the valve body 1. A support shaft 205 is provided on the right side of the switching valve core 2. A second motor 5 is provided at the right end of the support shaft 205. The support shaft 205 is rotatably connected to the interior of the support hole 106 through a bearing. Second sliders 204 are provided on both sides of the interior of the switching valve core 2. The output shaft of the first motor 4 is connected to the left side of the switching valve core 2. The switching valve core 2 is rotatably connected to the regulating valve core 3. A second main pipe avoidance port 301 is provided above the regulating valve core 3. The second main pipe avoidance port 301 is larger than the main pipe avoidance port 101. A regulating port 302 is provided at the bottom of the regulating valve core 3. The regulating port 302 is the same size as the main pipe port 101. Second sliding grooves 303 are provided on both sides of the regulating valve core 3. The regulating valve core 3 is rotatably connected to the interior of the switching valve core 2 through the second sliding groove 303 and the second slider 204. The output shaft of the second motor 5 is connected to the right side of the regulating valve core 3.

[0021] As a preferred technical solution of the present invention, the valve body 1 is provided with a controller, a wireless receiver is provided inside the controller, and the controller is electrically connected to the first motor 4, the second motor 5 and the wireless receiver.

[0022] The working principle of this utility model: During operation, Figure 6 The figure shows the default state of the flue gas and air quick reversing device. When flow regulation is required, a signal is transmitted to the wireless receiver through the wireless remote control device, and the controller controls the second motor 5 to rotate, driving the regulating valve core 3 to rotate a specified angle, so that the regulating port 302 and the second pipe port 103 are staggered by a certain angle, so that the blocked part of the second pipe port 103 can achieve flow regulation. Figure 7 As shown, when switching the pipe orifice, the first motor 4 is controlled to drive the switching valve core 2 to rotate. Since the second motor 5 is fixed to the switching valve core 2, the regulating valve core 3 will rotate when the switching valve core 2 rotates. When the switching port 202 is aligned with the third pipe orifice 104, the pipe orifice switching is completed. Figure 8 shown.

[0023] The circuits and mechanical connections involved in the present invention are conventional means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and they belong to common knowledge.

[0024] Components not described in detail herein are prior art.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flue gas and air quick reversing device, comprising a valve body (1), characterized in that: The valve body (1) is provided with a pipe opening, a main pipe opening (101) is provided above the valve body (1), and the other pipe openings are arranged below the valve body (1). A support hole (106) is provided on the right side of the valve body (1), and the interior of the valve body (1) is rotatably connected to the switching valve core (2), a first main pipe avoidance opening (201) is provided above the switching valve core (2), and a switching opening (202) is provided below the switching valve core (2). A support shaft (205) is provided on the right side of the switching hole, and the support shaft (205) is rotatably connected to the interior of the support hole (106). A first motor (4) is provided on the left side of the valve body (1), and the first The output shaft of the motor (4) is connected to the switching valve core (2), and the switching valve core (2) is internally rotatably connected to the regulating valve core (3). A second main pipe avoidance port (301) is provided above the regulating valve core (3), and a regulating port (302) is provided below the regulating valve core (3). A second motor (5) is provided on the right side of the support shaft (205), and an output shaft of the second motor (5) is connected to the right side of the regulating valve core (3). A controller is provided on the valve body (1), and a wireless receiver is provided inside the controller. The controller is electrically connected to the first motor (4), the second motor (5), and the wireless receiver.

2. The flue gas-air rapid reversing device according to claim 1, characterized in that: A first pipe opening (102), a second pipe opening (103) and a third pipe opening (104) are respectively provided below the valve body (1); the first pipe opening (102), the second pipe opening (103), the third pipe opening (104) and the main pipe opening (101) are connected.

3. The flue gas and air rapid reversing device according to claim 2, characterized in that: First sliding blocks (105) are provided on both sides of the main port (101).

4. The flue gas and air rapid reversing device according to claim 3, characterized in that: First sliding grooves (203) are provided on both sides of the outer side of the switching valve core (2), and the switching valve core (2) is rotatably connected to the interior of the valve body (1) through the first slider (105) and the first sliding groove (203).

5. The flue gas and air rapid reversing device according to claim 4, characterized in that: A bearing is provided between the support shaft (205) and the support hole (106).

6. The flue gas and air rapid reversing device according to claim 5, characterized in that: Second sliders (204) are provided on both sides of the interior of the switching valve core (2), and second sliding grooves (303) are provided on both sides of the exterior of the regulating valve core (3). The regulating valve core (3) is rotatably connected to the interior of the switching valve core (2) through the second sliding grooves (303) and the second sliders (204).

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