A rotary valve gas phase energy distribution test device that is easy to observe

Abstract

The utility model discloses a rotary valve gas phase energy distribution test device that is easy to observe, comprising a valve body, wherein the right end of the valve body is fixedly connected to the air intake pipe, and the left end of the valve body is respectively installed with a first exhaust pipe and a second exhaust pipe, and at the same time, a distribution rotating core is movably installed inside the valve body, and the bottom of the distribution rotating core is fixedly connected to a rack, the sizes of the rack and the gear are adapted, and the rack and the gear are meshed and connected; an air intake hole is provided inside the air intake pipe. The rotary valve gas phase energy distribution test device that is easy to observe, under the driving work of the rack and the gear, makes the distribution rotating core rotate, and switches whether the first exhaust pipe and the second exhaust pipe are exhausted. The valve body and the distribution rotating core are made of transparent materials, and the gas phase energy distribution of the rotary valve can be intuitively displayed, which is convenient for students to intuitively understand the working principle of the rotary valve, stimulates students' learning interest, and greatly improves the teaching effect.

Description

Technical Field

[0001] The utility model relates to the field of rotary valves, in particular to a rotary valve gas phase energy distribution test device which is easy to observe. Background Art

[0002] The rotary valve switches the direction of the gas path by changing the time zone by rotating the angle;

[0003] The function of the rotary valve is to achieve uniform feeding of the production line and air locking of gas transportation by controlling the logistics, ensuring stable air pressure and normal discharge of materials.

[0004] In the course of chemical engineering principles, the working principle and method of the rotary valve need to be described. However, the teacher can only give an objective and rigid description of the working principle and method of the rotary valve in an abstract way. Even if there is a real object, the internal structure of the real rotary valve cannot be observed intuitively, and the principle of gas phase energy distribution cannot be demonstrated to students intuitively through experiments, which cannot stimulate students' interest in learning and greatly reduces the teaching effect. Utility Model Content

[0005] The utility model aims to provide a rotary valve gas phase energy distribution test device which is easy to observe, so as to solve the defects mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, a rotary valve gas phase energy distribution test device that is easy to observe is provided, comprising a valve body, the right end of the valve body is fixedly connected to the intake pipe, and the left end of the valve body is respectively installed with a first exhaust pipe and a second exhaust pipe, and a distribution rotating core is movably installed inside the valve body, and the bottom of the distribution rotating core is fixedly connected to a rack, the size of the rack is adapted to the gear, and the rack is meshed with the gear;

[0007] An intake hole is opened inside the intake pipe, and an air pipe is fixed inside the intake pipe. At the same time, a first exhaust hole is opened inside the first exhaust pipe, and a second exhaust hole is opened inside the second exhaust pipe. A first gas phase energy distribution channel and a second gas phase energy distribution channel are respectively opened inside the distribution rotor.

[0008] Preferably, the valve body and the distribution rotor are both spherical structures made of acrylic material, and the distribution rotor is rotated step by step inside the valve body through a rack, a gear and a stepper motor.

[0009] Preferably, the output shaft of the stepper motor is fixedly connected to the rotating shaft of the gear, and the rack and the gear are arranged inside the notch, and the notch is opened at the bottom of the valve body.

[0010] Preferably, a slider is fixedly arranged on the outer side of the distribution rotor, and the slider is adapted to the size of the slide groove. Meanwhile, the slide groove is opened on the inner wall of the valve body, and the slider is slidably arranged inside the slide groove.

[0011] Preferably, the air inlet, the first gas-phase energy distribution channel and the first exhaust hole are in a connected state, and the gas phase of the rotary valve is discharged through the first exhaust pipe; the air inlet, the second gas-phase energy distribution channel and the second exhaust hole are in a connected state, and the gas phase of the rotary valve is discharged through the second exhaust pipe.

[0012] Preferably, exhaust indicating assemblies are installed at the ends of the first exhaust pipe and the second exhaust pipe. The exhaust indicating assemblies include mounting rings, and the ends of the mounting rings are fixed to limit blocks, and the sizes of the limit blocks and the limit grooves are adapted to each other.

[0013] Preferably, the limiting block is inserted into the limiting groove, and the limiting groove is provided on the inner wall of the first exhaust pipe, and at the same time, a plurality of groups of mounting columns are evenly mounted on the inner wall of the mounting ring, and the mounting columns are tied with red ribbons.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] Driven by the rack and gear, the distribution core rotates to switch whether the first exhaust pipe and the second exhaust pipe are exhausted. The valve body and the distribution core are made of transparent materials, which can intuitively display the gas phase energy distribution of the rotary valve, facilitate students to intuitively understand the working principle of the rotary valve, stimulate students' learning interest, and greatly improve the teaching effect;

[0016] When the first exhaust pipe is discharging air, the gas impacts on multiple groups of red ribbons, and the red ribbons flutter, and the gas phase distribution state of the first exhaust pipe can be intuitively displayed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0018] Figure 2 The utility model structure Figure 1 Schematic diagram of gas phase distribution conversion;

[0019] Figure 3 This is a schematic diagram of the exhaust indicator assembly of the utility model structure;

[0020] Figure 4 The utility model structure Figure 3 Schematic diagram of the AA section structure.

[0021] Numbers in the figure: 1. valve body; 2. air inlet pipe; 3. air inlet hole; 4. air inlet pipe; 5. slider; 6. slide groove; 7. first gas phase energy distribution channel; 8. distribution rotor; 9. second gas phase energy distribution channel; 10. first exhaust pipe; 11. first exhaust hole; 12. second exhaust pipe; 13. second exhaust hole; 14. exhaust indication assembly; 141. limit block; 142. mounting ring; 143. mounting column; 144. red ribbon; 145. limit groove; 15. notch; 16. rack; 17. gear; 18. stepper motor. DETAILED DESCRIPTION

[0022] See also Figure 1-4 The utility model provides a rotary valve gas phase energy distribution test device which is convenient for observation, comprising a valve body 1, the right end of the valve body 1 is fixedly connected to the intake pipe 2, and the left end of the valve body 1 is respectively installed with a first exhaust pipe 10 and a second exhaust pipe 12, and at the same time, a distribution rotating core 8 is movably installed inside the valve body 1, and the bottom of the distribution rotating core 8 is fixedly connected to a rack 16, the size of the rack 16 is adapted to that of the gear 17, and the rack 16 is meshedly connected with the gear 17;

[0023] An intake hole 3 is opened inside the intake pipe 2, and an intake pipe 4 is fixedly installed inside the intake pipe 2. At the same time, a first exhaust hole 11 is opened inside the first exhaust pipe 10, and a second exhaust hole 13 is opened inside the second exhaust pipe 12. A first gas-phase energy distribution channel 7 and a second gas-phase energy distribution channel 9 are respectively opened inside the distribution rotor core 8.

[0024] Working principle:

[0025] The air inlet 3, the first gas phase energy distribution channel 7 and the first exhaust hole 11 are in a connected state, and the gas phase of the rotary valve is discharged through the first exhaust pipe 10;

[0026] The air inlet 3, the second gas phase energy distribution channel 9 and the second exhaust hole 13 are in a connected state, and the gas phase of the rotary valve is discharged through the second exhaust pipe 12;

[0027] By starting the external switch of the stepper motor 18, the distribution core 8 is rotated under the drive of the rack 16 and the gear 17, and the exhaust of the first exhaust pipe 10 and the second exhaust pipe 12 is switched. The valve body 1 and the distribution core 8 are made of transparent material, which can intuitively display the gas phase energy distribution of the rotary valve, facilitate students to intuitively understand the working principle of the rotary valve, stimulate students' interest in learning, and greatly improve the teaching effect.

[0028] As a preferred embodiment, the valve body 1 and the distribution core 8 are both spherical structures made of acrylic material, and the distribution core 8 is rotated in steps inside the valve body 1 through the rack 16, the gear 17 and the stepping motor 18.

[0029] like Figure 1-4 As shown, the output shaft of the stepper motor 18 is fixedly connected to the rotating shaft of the gear 17 , and the rack 16 and the gear 17 are arranged inside the notch 15 , and the notch 15 is opened at the bottom of the valve body 1 .

[0030] The valve body 1 and the distribution rotor 8 are both spherical structures made of acrylic material; the valve body 1 and the distribution rotor 8 are transparent, and students can intuitively display their internal structures. At the same time, by starting the external switch of the stepper motor 18, the gas phase output position of the rotary valve is switched.

[0031] As a preferred embodiment, a slider 5 is fixedly arranged on the outer side of the distribution core 8, and the slider 5 is adapted to the size of the slide groove 6. At the same time, the slide groove 6 is opened on the inner wall of the valve body 1, and the slider 5 is slidably arranged inside the slide groove 6.

[0032] The air inlet 3, the first gas phase energy distribution channel 7 and the first exhaust hole 11 are in a connected state, and the gas phase of the rotary valve is discharged through the first exhaust pipe 10; the air inlet 3, the second gas phase energy distribution channel 9 and the second exhaust hole 13 are in a connected state, and the gas phase of the rotary valve is discharged through the second exhaust pipe 12.

[0033] An exhaust indicating assembly 14 is installed at the ends of the first exhaust pipe 10 and the second exhaust pipe 12 . The exhaust indicating assembly 14 includes a mounting ring 142 . The end of the mounting ring 142 is fixed to a limiting block 141 . Meanwhile, the size of the limiting block 141 matches that of the limiting groove 145 .

[0034] When the distribution rotary core 8 is driven to rotate, the slider 5 thereon is slidably arranged inside the slide groove 6, so as to limit and guide the distribution rotary core 8 during movement.

[0035] As a preferred embodiment, the limit block 141 is inserted into the limit groove 145, and the limit groove 145 is opened on the inner wall of the first exhaust pipe 10. At the same time, multiple groups of mounting columns 143 are evenly installed on the inner wall of the mounting ring 142, and the mounting columns 143 are tied with red ribbons 144.

[0036] When the first exhaust pipe 10 is discharging air, the gas impacts on the multiple groups of red ribbons 144, and the red ribbons 144 are fluttering, and the gas phase distribution state of the first exhaust pipe 10 can be intuitively displayed;

[0037] When the second exhaust pipe 12 is discharging air, the gas impacts on the multiple groups of red ribbons 144 on the inner side of the end of the second exhaust pipe 12, and the red ribbons 144 flutter. At this time, the gas phase distribution state of the second exhaust pipe 12 can be intuitively displayed.

Claims

1. A rotary valve gas phase energy distribution test device for easy observation, comprising a valve body (1), characterized in that: The right end of the valve body (1) is fixedly connected to the air intake pipe (2), and the left end of the valve body (1) is respectively installed with a first exhaust pipe (10) and a second exhaust pipe (12); at the same time, a distribution rotating core (8) is movably installed inside the valve body (1), and the bottom of the distribution rotating core (8) is fixedly connected to a rack (16); the sizes of the rack (16) and the gear (17) are adapted, and the rack (16) and the gear (17) are meshed and connected; An air intake hole (3) is provided inside the air intake pipe (2), and an air intake pipe (4) is fixedly installed inside the air intake pipe (2). Meanwhile, a first exhaust hole (11) is provided inside the first exhaust pipe (10), and a second exhaust hole (13) is provided inside the second exhaust pipe (12). A first gas phase energy distribution channel (7) and a second gas phase energy distribution channel (9) are provided inside the distribution rotor core (8), respectively.

2. A rotary valve gas phase energy distribution test device that is easy to observe according to claim 1, characterized in that: The valve body (1) and the distribution rotor (8) are both spherical structures made of acrylic material, and the distribution rotor (8) is rotated in steps inside the valve body (1) via a rack (16), a gear (17) and a stepping motor (18).

3. The rotary valve gas phase energy distribution test device for easy observation according to claim 2, characterized in that: The output shaft of the stepper motor (18) is fixedly connected to the rotating shaft of the gear (17), and the rack (16) and the gear (17) are arranged inside the notch (15), and the notch (15) is opened at the bottom of the valve body (1).

4. The rotary valve gas phase energy distribution test device for easy observation according to claim 1, characterized in that: A slider (5) is fixedly arranged on the outer side of the distribution rotary core (8), and the slider (5) is adapted to the size of the slide groove (6). Meanwhile, the slide groove (6) is provided on the inner wall of the valve body (1), and the slider (5) is slidably arranged inside the slide groove (6).

5. The rotary valve gas phase energy distribution test device for easy observation according to claim 1, characterized in that: The air inlet (3), the first gas phase energy distribution channel (7) and the first exhaust hole (11) are in a connected state, and the gas phase of the rotary valve is discharged through the first exhaust pipe (10); the air inlet (3), the second gas phase energy distribution channel (9) and the second exhaust hole (13) are in a connected state, and the gas phase of the rotary valve is discharged through the second exhaust pipe (12).

6. The rotary valve gas phase energy distribution test device for easy observation according to claim 1, characterized in that: An exhaust indication assembly (14) is installed at the ends of the first exhaust pipe (10) and the second exhaust pipe (12); the exhaust indication assembly (14) comprises a mounting ring (142), and the end of the mounting ring (142) is fixed to a limit block (141), and the size of the limit block (141) is matched to that of the limit groove (145).

7. The rotary valve gas phase energy distribution test device for easy observation according to claim 6, characterized in that: The limiting block (141) is inserted into the limiting groove (145), and the limiting groove (145) is provided on the inner wall of the first exhaust pipe (10). At the same time, a plurality of groups of mounting columns (143) are evenly mounted on the inner wall of the mounting ring (142), and the mounting columns (143) are tied with red ribbons (144).

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