Pneumatic ash conveying system device for calcium oxide powder

Abstract

The utility model discloses a pneumatic ash conveying system device for calcium oxide powder, which belongs to the field of material conveying and comprises a feed hopper, a material containing barrel is arranged below the feed hopper, a feeding device is arranged on the left side of the material containing barrel, a cleaning device is arranged on the right side of the material containing barrel, a material conveying pipe is arranged below the material containing barrel, and the material conveying pipe is connected with the material containing barrel. A discharging pipe is arranged at the top of the right side of the conveying pipe, a feeding device is arranged in the conveying pipe, and supporting devices are arranged at the bottoms of the containing barrel and the conveying pipe. According to the calcium oxide powder pneumatic conveying device, calcium oxide powder is pneumatically conveyed through the feeding device, the feeding device is arranged, the calcium oxide powder is lifted through cooperation of the motor and the feeding screw, the problem that pneumatic conveying is difficult to achieve due to the fact that the lifting height of a conveying pipe is too high is solved, and the discharging speed can be controlled by controlling the rotating speed of the motor; and a cleaning device is arranged and used for cleaning the equipment after feeding is completed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to material conveying technical field, concretely relates to a calcium oxide powder pneumatic ash conveying system device. BACKGROUND

[0002] Calcium oxide is commonly known as quicklime, which is an important inorganic compound. It is commonly used in cement production in the construction industry. As a main component of cement, it is also used in wall painting, ground hardening treatment and other construction engineering to improve the fire resistance and hardness of building materials. In the steel smelting process, it can be used as a slagging agent to adjust the composition of molten slag, promote desulfurization, dephosphorization and other reactions, and improve steel quality. Due to its strong alkalinity and adsorption, it is widely used in wastewater treatment and flue gas desulfurization fields. It can effectively neutralize acidic substances, reduce environmental pollution, improve soil pH, provide calcium elements needed by crops, and help prevent some diseases and pests caused by acidic soil. At the same time, it can also be used as an animal feed additive to supplement the calcium needs in the body.

[0003] Therefore, calcium oxide is usually transported or moved by using a pneumatic ash conveying system to ensure that calcium oxide does not escape and thus protect the health of workers. However, the pneumatic ash conveying system may have a high lifting height, making it difficult to reach the pneumatic conveying. Moreover, the pneumatic ash conveying system cannot control the discharge amount of calcium oxide, and there is no effective cleaning device for the pneumatic ash conveying system. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that the existing equipment cannot reach the pneumatic conveying system with a high lifting height, and cannot control the discharge amount of calcium oxide, and there is no effective cleaning device for the pneumatic ash conveying system.

[0005] To solve the above technical problems, the technical solution adopted is to provide a calcium oxide powder pneumatic ash conveying system device, which includes a feeding hopper, a material containing cylinder is arranged below the feeding hopper, a feeding device is arranged on the left side of the material containing cylinder, a cleaning device is arranged on the right side of the material containing cylinder, a material conveying pipe is arranged below the material containing cylinder, a discharge pipe is arranged on the right side top of the material conveying pipe, a feeding device is arranged inside the material conveying pipe, and a supporting device is arranged at the bottom of the material containing cylinder and the material conveying pipe.

[0006] Through the above technical solution, the calcium oxide powder can be lifted by the feeding device to prevent the problem of difficult pneumatic conveying due to high lifting height of the material conveying pipe. The discharge speed can be controlled by controlling the motor speed, and the cleaning device can be used for cleaning the equipment after feeding.

[0007] Further, the feeding device comprises a high-pressure air pump, the high-pressure air pump is located at the left bottom of the material containing cylinder, the output end of the high-pressure air pump is fixedly connected with a pressurizing pipe, the pressurizing pipe is fixedly connected with the material containing cylinder, the feeding device comprises a wind pump, and the wind pump is fixedly connected with the material conveying pipe.

[0008] Through the technical scheme, the calcium oxide powder is conveyed by air force through the cooperation of the high-pressure air pump and the wind pump.

[0009] Further, the cleaning device comprises a water pipe, the water pipe is fixedly connected with the material containing cylinder and the material conveying pipe respectively, the front surface of the water pipe is provided with a control valve, the cleaning device comprises a drain cover, and the drain cover is located at the bottom of the material conveying pipe.

[0010] Through the technical scheme, the cleaning liquid in the water pipe can be controlled through the control valve, and the material containing cylinder and the material conveying pipe can be cleaned through the feeding screw rod and the high-pressure air pump after feeding is completed.

[0011] Further, the supporting device comprises a fixing ring, the fixing ring is fixedly connected with the material containing cylinder, a plurality of supporting legs are fixedly connected with the bottom of the fixing ring, the supporting device comprises a supporting frame, the supporting frame is located at the bottom of the material conveying pipe, and the supporting frame is distributed in a rectangular array.

[0012] Further, the feeding device comprises a motor, the motor is located at the top end of the material conveying pipe, the output end of the motor is fixedly connected with a feeding screw rod, and the feeding screw rod is located in the interior of the material conveying pipe.

[0013] Through the technical scheme, the material containing cylinder and the material conveying pipe are supported through the supporting frame and the supporting legs, the calcium oxide powder is lifted through the rotation of the feeding screw rod driven by the motor, and the discharging speed of the calcium oxide powder can be controlled through the control of the rotating speed of the motor.

[0014] Further, the bottom of the feeding hopper is fixedly connected with a first control valve, the first control valve is located between the feeding hopper and the material containing cylinder, and the first control valve is fixedly connected with the material containing cylinder, the bottom of the material containing cylinder is fixedly connected with a second control valve, the second control valve is located between the material containing cylinder and the material conveying pipe, and the second control valve is fixedly connected with the material conveying pipe.

[0015] Through the technical scheme, the discharging of the feeding hopper is controlled through the first control valve, and the calcium oxide powder is conveyed from the material containing cylinder to the material conveying pipe through the second control valve.

[0016] The beneficial effects of the utility model are as follows:

[0017] The utility model discloses a feeding device is arranged to the calcium oxide powder pneumatic conveying system device, and through the cooperation of motor and feeding screw, the lifting work of calcium oxide powder is carried out, prevents the problem that the pneumatic conveying of the lifting height of the conveying pipe is too high and is difficult to reach, and the discharging speed can also be controlled through the control of motor speed, and is equipped with cleaning device for the cleaning work of equipment after feeding is completed. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the first perspective three-dimensional structure map of calcium oxide powder pneumatic conveying system device of the utility model;

[0019] Figure 2 It is the second perspective three-dimensional structure map of calcium oxide powder pneumatic conveying system device of the utility model;

[0020] Figure 3 It is the holding cylinder part three-dimensional structure map of calcium oxide powder pneumatic conveying system device of the utility model;

[0021] Figure 4 It is the feeding device three-dimensional structure map of calcium oxide powder pneumatic conveying system device of the utility model.

[0022] Sign significance: 1, feed hopper;2, holding cylinder;3, feeding device;301, pressurizing pipe;302, high pressure gas pump;303, air pump;4, conveying pipe;5, cleaning device;501, control valve;502, water pipe;503, drain cover;6, discharge pipe;7, support device;701, support frame;702, fixed ring;703, support leg;8, feeding device;801, motor;802, feeding screw;9, first control valve;10, second control valve. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is in conjunction with the drawings and example, and the utility model is further detailedly explained.It should be understood that the specific example described here is only used to explain the utility model, and is not used to limit the utility model.

[0024] As Figure 1 - Figure 4As shown, a kind of calcium oxide powder pneumatic conveying system device, including feed hopper 1, the lower portion of feed hopper 1 is equipped with containing cylinder 2, the left side of containing cylinder 2 is equipped with feeding device 3, feeding device 3 includes high-pressure air pump 302, high-pressure air pump 302 is used to pressurize the inside of containing cylinder 2, facilitate the calcium oxide powder for being set in the inside of containing cylinder 2 to enter the conveying pipe 4, high-pressure air pump 302 is located at the left side bottom of containing cylinder 2, the output end of high-pressure air pump 302 is fixedly connected with pressurizing pipe 301, pressurizing pipe 301 is fixedly connected with containing cylinder 2, feeding device 3 includes wind pump 303, wind pump 303 is used to move calcium oxide powder by using the fan rotation of being set inside, wind pump 303 is fixedly connected with conveying pipe 4, the right side of containing cylinder 2 is equipped with cleaning device 5, cleaning device 5 includes water pipe 502, water pipe 502 is fixedly connected with containing cylinder 2, conveying pipe 4 respectively, the front of water pipe 502 is equipped with control valve 501, cleaning device 5 includes drain cover 503, drain cover 503 is located at the bottom of conveying pipe 4, the lower portion of containing cylinder 2 is equipped with conveying pipe 4.

[0025] The bottom of feed hopper 1 is fixedly connected with first control valve 9, first control valve 9 is located between feed hopper 1 and containing cylinder 2, and first control valve 9 is fixedly connected with containing cylinder 2, the bottom of containing cylinder 2 is fixedly connected with second control valve 10, second control valve 10 is located between containing cylinder 2 and conveying pipe 4, and second control valve 10 is fixedly connected with conveying pipe 4, the right side top of conveying pipe 4 is equipped with discharge pipe 6, the inside of conveying pipe 4 is equipped with feeding device 8, feeding device 8 includes motor 801, motor 801 is located at the top end of conveying pipe 4, the output end of motor 801 is fixedly connected with feeding screw 802, feeding screw 802 is used to rotate by motor 801, to drive calcium oxide powder to lift, so that it is discharged from discharge pipe 6, feeding screw 802 is located in the inside of conveying pipe 4, the bottom of containing cylinder 2 and conveying pipe 4 is equipped with support device 7, support device 7 includes fixed ring 702, fixed ring 702 is fixedly connected with containing cylinder 2, the bottom of fixed ring 702 is fixedly connected with a plurality of support legs 703, support leg 703 and fixed ring 702 are used to support containing cylinder 2, support device 7 includes support frame 701, support frame 701 is located at the bottom of conveying pipe 4, support frame 701 is used to support conveying pipe 4, support frame 701 is distributed in rectangular array.

[0026] The working principle of the embodiment is as follows: when in use, the feeding hopper 1 is opened by rotating the first control valve 9, so that the calcium oxide powder enters the inside of the containing cylinder 2 through the feeding hopper 1; when the entering is completed, the first control valve 9 is closed, so as to prevent the calcium oxide powder from overflowing and flying when the feeding device 3 works; then the high-pressure air pump 302 is started to pressurize the containing cylinder 2, and the second control valve 10 is opened at the same time, so that the calcium oxide powder in the inside of the containing cylinder 2 enters the feeding pipe 4 under the action of the air pressure; at the same time, the air pump 303 is started to cooperate with the conveying of the calcium oxide powder; when the calcium oxide powder is conveyed to the feeding pipe 4, the motor 801 can drive the feeding screw 802 to rotate, so as to drive the calcium oxide powder to move upwards, so that the calcium oxide powder enters the designated position through the discharging pipe 6; this setting prevents the feeding height from being too high, so that the pneumatic feeding is difficult to reach.

[0027] After the feeding is completed, the control valve 501 on the water pipe 502 can be opened, so that the cleaning liquid flows into the inside of the containing cylinder 2 and the feeding pipe 4 through the water pipe 502 respectively, and the calcium oxide powder in the inside of the containing cylinder 2 and the feeding pipe 4 is cleaned through the cooperation of the feeding screw 802 and the high-pressure air pump 302; and the cleaning liquid is discharged through the drain cover 503, so as to complete the cleaning work of the pneumatic conveying system device of the calcium oxide powder.

[0028] The above merely describes the preferred embodiment of the utility model, and is not used to limit the protection scope of the utility model.

Claims

1. A device for pneumatic conveying of calcium oxide powder comprising a feed hopper (1), characterized in that: The lower part of the feeding hopper (1) is provided with a material containing cylinder (2), the left side of the material containing cylinder (2) is provided with a feeding device (3), the right side of the material containing cylinder (2) is provided with a cleaning device (5), the lower part of the material containing cylinder (2) is provided with a material conveying pipe (4), the right side top of the material conveying pipe (4) is provided with a discharging pipe (6), the inside of the material conveying pipe (4) is provided with a feeding device (8), the bottom of the material containing cylinder (2) and the material conveying pipe (4) is provided with a supporting device (7).

2. A system for pneumatically conveying calcium oxide powder according to claim 1, characterized in that The feeding device (3) comprises a high-pressure air pump (302), the high-pressure air pump (302) is located at the left bottom of the material containing cylinder (2), the output end of the high-pressure air pump (302) is fixedly connected with a pressurizing pipe (301), the pressurizing pipe (301) and the material containing cylinder (2) are fixedly connected, the feeding device (3) comprises a wind pump (303), the wind pump (303) and the material conveying pipe (4) are fixedly connected.

3. A system for pneumatically conveying calcium oxide powder according to claim 1, characterized in that, The cleaning device (5) comprises a water pipe (502), the water pipe (502) is fixedly connected with the material containing cylinder (2) and the material conveying pipe (4) respectively, the front surface of the water pipe (502) is provided with a control valve (501), the cleaning device (5) comprises a drain cover (503), the drain cover (503) is located at the bottom of the material conveying pipe (4).

4. A system for pneumatically conveying calcium oxide powder according to claim 1, characterized in that, The supporting device (7) comprises a fixed ring (702), the fixed ring (702) and the material containing cylinder (2) are fixedly connected, the bottom of the fixed ring (702) is fixedly connected with a plurality of supporting legs (703), the supporting device (7) comprises a supporting frame (701), the supporting frame (701) is located at the bottom of the material conveying pipe (4), the supporting frame (701) is arranged in a rectangular array.

5. A system for pneumatically conveying calcium oxide powder according to claim 1, characterized in that, The feeding device (8) comprises a motor (801), the motor (801) is located at the top end of the material conveying pipe (4), the output end of the motor (801) is fixedly connected with a feeding screw (802), the feeding screw (802) is located in the inside of the material conveying pipe (4).

6. A calcium oxide powder pneumatic ash conveying system apparatus according to claim 1, wherein, The bottom of the feeding hopper (1) is fixedly connected with a first control valve (9), the first control valve (9) is located between the feeding hopper (1) and the material containing cylinder (2), and the first control valve (9) and the material containing cylinder (2) are fixedly connected, the bottom of the material containing cylinder (2) is fixedly connected with a second control valve (10), the second control valve (10) is located between the material containing cylinder (2) and the material conveying pipe (4), and the second control valve (10) and the material conveying pipe (4) are fixedly connected.

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