Powder conveying device capable of reducing dust generation
By designing a dust-proof structure in the powder conveying device, and using the combination of sliding dustproof plates and semicircular grooves, the problem of dust flying during powder conveying is solved, achieving safer and more efficient powder conveying.
Patent Information
- Application Number
- CN202421458339.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-25
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-06-25
AI Technical Summary
The existing powder conveying device is prone to dust when the powder falls from the discharge pipe to the hopper, causing damage to the health of the staff and production equipment.
A powder conveying device including a conveying pipe and a dust-proof structure is designed. The dust-proof structure consists of two dust-proof plates, and a semicircular groove is arranged on the dust-proof plate. When the discharge pipe is inserted into the connecting hopper, the dust-proof plate slides to make the semicircular groove stuck on both sides of the discharge pipe to prevent the powder from flying.
It effectively prevents the powder from flying during the transportation process, reduces the generation of dust, protects the health of staff and production equipment, and improves the safety and efficiency of the transportation process.
Smart Images
Figure CN222647195U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of powder material conveying devices for reducing dust generation, in particular to a powder material conveying device for reducing dust generation. Background Art
[0002] Powder conveying device is a kind of mechanical system used to transport dry powder or granular materials.
[0003] When using the current powder conveying device, workers often find that: currently many powders are transmitted through spiral blades and fall into the receiving hopper through the discharge pipe. Since the powder is light in weight, it is easy to be driven by the airflow to fly around. Therefore, the powder is easy to fly around when it falls from the discharge pipe to the receiving hopper, causing damage to the health of the workers and production equipment. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a powder conveying device that reduces dust generation.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a powder conveying device that reduces dust generation, including a conveying pipe, a first motor is fixedly connected to the conveying pipe, an auger is fixedly connected to the output shaft of the first motor, a feed pipe is fixedly connected to the conveying pipe, a discharge pipe is fixedly connected to the conveying pipe, a receiving hopper is provided on the conveying pipe, a dustproof structure is provided on the receiving hopper, and the dustproof structure is mainly composed of two dustproof plates, and semicircular grooves are provided on the dustproof plates.
[0006] The effects achieved by the above components are: the powder is passed into the conveying pipe through the feed pipe, the first motor is started, and the output shaft of the first motor drives the auger to rotate, which can drive the powder forward, so that the powder falls through the discharge pipe and falls into the receiving hopper, the discharge pipe is inserted into the receiving hopper, and the two dust-proof plates are slid so that the two semicircular grooves are stuck on both sides of the discharge pipe to prevent the powder from flying, thereby avoiding the situation where the powder is light in weight and is easily driven by the airflow to fly around during the process of falling from the discharge pipe to the receiving hopper, causing damage to the health of the staff and the production equipment.
[0007] Preferably, a sealing gasket is fixedly connected in the semicircular groove.
[0008] The effects achieved by the above components are as follows: the two sealing pads can improve the sealing between the semicircular groove and the discharge pipe, and further improve the effect of preventing powder from flying.
[0009] Preferably, two slide grooves are provided on the receiving hopper, two sliding blocks are slidably connected in the slide grooves, and the sliding blocks are fixedly connected to the dustproof plate.
[0010] The effect achieved by the above components is that the slider slides in the slide groove in a limited position, which can make the sliding process of the dustproof plate more stable.
[0011] Preferably, a rack is fixedly connected to the dustproof plate, and gears are meshed and connected to the two racks. A second motor is fixedly connected to the receiving hopper, and an output shaft of the second motor is fixedly connected to the gears.
[0012] The effect achieved by the above components is: starting the second motor, the output shaft of the second motor drives the gear to rotate, which can drive the two racks to slide synchronously in opposite directions, making the operation of opening and closing the dustproof plate more convenient.
[0013] Preferably, a noise reduction structure is provided on the conveying pipe, and the noise reduction structure is mainly composed of a rectangular plate. The rectangular plate is provided on the conveying pipe, and two sound-absorbing cottons are rotatably connected to the rectangular plate.
[0014] The effect achieved by the above components is: two sound-absorbing cottons are connected to the outer wall of the conveying pipe, and the sound-absorbing cottons can partially absorb the noise generated during the conveying process of the conveying pipe, thereby activating the noise reduction effect.
[0015] Preferably, two limiting columns are fixedly connected to the conveying pipe, and two limiting grooves are provided on the rectangular plate, and the limiting columns are adapted to the limiting grooves in size.
[0016] The effect achieved by the above components is: by inserting the two limiting columns into the limiting grooves, the rectangular plate and the conveying pipe can be connected together, making it convenient to install the sound-absorbing cotton.
[0017] Preferably, a connection block is fixedly connected to one of the sound-absorbing cottons, and a connection groove is opened on one of the sound-absorbing cottons.
[0018] The effect achieved by the above components is: by inserting the connecting block into the connecting groove, the two sound-absorbing cottons can be connected together, thereby improving the sound absorption effect.
[0019] Preferably, a first magnetic block is fixedly connected to the connecting block, a second magnetic block is fixedly connected to the connecting groove, and two surfaces of the first magnetic block and the second magnetic block in contact are attracted to each other with opposite poles.
[0020] The effect achieved by the above components is that the first magnetic block and the second magnetic block are attracted together under the action of magnetic force, which can make the connection between the two sound-absorbing cottons more stable.
[0021] Compared with the prior art, the advantages and positive effects of the utility model are that, in the utility model, a dust-proof structure is provided, the discharge pipe is inserted into the receiving hopper, and two dust-proof plates are slid so that the two semicircular grooves are stuck on both sides of the discharge pipe, thereby preventing powder from flying; the two sealing pads can improve the sealing between the semicircular grooves and the discharge pipe, further improving the effect of preventing powder from flying; the slider slides in the slide groove in a limited position, thereby making the sliding process of the dust-proof plate more stable; the second motor is started, and the output shaft of the second motor drives the gear to rotate, which can drive the two racks to slide synchronously in the opposite direction, thereby making the operation of opening and closing the dust-proof plate more convenient, thereby avoiding the situation where the powder is light in weight and easily driven to fly by airflow, and therefore the powder is easy to fly around in the process of falling from the discharge pipe to the receiving hopper, thereby causing damage to the health of the staff and the production equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 This is a three-dimensional structural schematic diagram of a powder conveying device for reducing dust generation proposed in the utility model;
[0023] Figure 2 This is a three-dimensional structural schematic diagram of another perspective of the powder conveying device for reducing dust generation proposed by the utility model;
[0024] Figure 3 This is a partial schematic diagram of the dust-proof structure of the powder conveying device proposed by the utility model to reduce dust generation;
[0025] Figure 4 This is a partial schematic diagram of the noise reduction structure of the powder conveying device proposed by the utility model for reducing dust generation.
[0026] Legend: 1. Conveying pipe; 2. First motor; 3. Auger; 4. Feed pipe; 5. Discharge pipe; 6. Receiving hopper; 7. Dust-proof structure; 71. Dust-proof plate; 72. Semicircular groove; 73. Sealing pad; 74. Slide; 75. Sliding block; 76. Rack; 77. Gear; 78. Second motor; 8. Noise reduction structure; 81. Rectangular plate; 82. Sound-absorbing cotton; 83. Limiting column; 84. Limiting groove; 85. Connecting block; 86. Connecting groove; 87. First magnetic block; 88. Second magnetic block. DETAILED DESCRIPTION
[0027] Embodiment 1, as Figure 1 and Figure 4 As shown, the powder conveying device for reducing dust generation includes a conveying pipe 1, a first motor 2 is fixedly connected to the conveying pipe 1, an auger 3 is fixedly connected to the output shaft of the first motor 2, a feed pipe 4 is fixedly connected to the conveying pipe 1, a discharge pipe 5 is fixedly connected to the conveying pipe 1, and a receiving hopper 6 is arranged on the conveying pipe 1.
[0028] Reference Figure 1 and Figure 3, a dustproof structure 7 is provided on the receiving hopper 6, and the dustproof structure 7 is mainly composed of two dustproof plates 71. A semicircular groove 72 is opened on the dustproof plate 71. The powder is passed into the conveying pipe 1 through the feed pipe 4, and the first motor 2 is started. The output shaft of the first motor 2 drives the auger 3 to rotate, which can drive the powder forward, so that the powder falls through the discharge pipe 5 and falls into the receiving hopper 6. The discharge pipe 5 is inserted into the receiving hopper 6, and the two dustproof plates 71 are slid so that the two semicircular grooves 72 are stuck on both sides of the discharge pipe 5 to prevent the powder from flying, thereby avoiding the situation that the powder is light in weight and is easily driven to fly by the airflow. Therefore, the powder is easy to fly around in the process of falling from the discharge pipe 5 to the receiving hopper 6, which causes damage to the health of the staff and the production equipment. A sealing member is fixedly connected in the semicircular groove 72 The two sealing gaskets 73 can improve the sealing between the semicircular groove 72 and the discharge pipe 5, and further improve the effect of preventing the powder from flying. Two slide grooves 74 are provided on the receiving hopper 6, and two sliders 75 are slidably connected in the slide grooves 74. The sliders 75 are fixedly connected to the dustproof plate 71, and the sliders 75 slide in the slide grooves 74 to limit the sliding, which can make the sliding process of the dustproof plate 71 more stable. A rack 76 is fixedly connected to the dustproof plate 71, and a gear 77 is meshed and connected on the two racks 76. A second motor 78 is fixedly connected to the receiving hopper 6, and the output shaft of the second motor 78 is fixedly connected to the gear 77. Start the second motor 78, and the output shaft of the second motor 78 drives the gear 77 to rotate, which can drive the two racks 76 to slide synchronously in the opposite direction, making the operation of switching the dustproof plate 71 more convenient.
[0029] Reference Figure 2 and Figure 4 The conveying pipe 1 is provided with a noise reduction structure 8, which is mainly composed of a rectangular plate 81. The rectangular plate 81 is arranged on the conveying pipe 1. Two sound-absorbing cottons 82 are rotatably connected to the rectangular plate 81. The two sound-absorbing cottons 82 are connected to the outer wall of the conveying pipe 1. The sound-absorbing cottons 82 can partially absorb the noise generated during the conveying process of the conveying pipe 1, thereby starting the noise reduction effect. Two limiting columns 83 are fixedly connected to the conveying pipe 1, and two limiting grooves 84 are provided on the rectangular plate 81. The limiting columns 83 are adapted to the limiting grooves 84 in size. The two limiting columns 83 are inserted into the limiting grooves 84, and the rectangular plate 81 and the conveying pipe 1 can be fixedly connected. The delivery pipes 1 are connected together to facilitate the installation of the sound-absorbing cotton 82. A connecting block 85 is fixedly connected to one sound-absorbing cotton 82, and a connecting groove 86 is opened on the other sound-absorbing cotton 82. The connecting block 85 is inserted into the connecting groove 86 to connect the two sound-absorbing cottons 82 together, thereby improving the sound absorption effect. A first magnetic block 87 is fixedly connected to the connecting block 85, and a second magnetic block 88 is fixedly connected to the connecting groove 86. The two surfaces where the first magnetic block 87 and the second magnetic block 88 contact are oppositely polarized and attracted to each other. The first magnetic block 87 and the second magnetic block 88 are attracted together under the action of magnetic force, which can make the connection between the two sound-absorbing cottons 82 more stable.
[0030] Working principle: the powder is passed into the conveying pipe 1 through the feed pipe 4, and the first motor 2 is started. The output shaft of the first motor 2 drives the auger 3 to rotate, which can drive the powder forward, so that the powder falls through the discharge pipe 5 and falls into the receiving hopper 6. The discharge pipe 5 is inserted into the receiving hopper 6, and the two dustproof plates 71 are slid so that the two semicircular grooves 72 are stuck on both sides of the discharge pipe 5 to prevent the powder from flying, thereby avoiding the situation that the powder is light in weight and is easily driven to fly by the airflow. Therefore, the powder is easy to fly around during the process of falling from the discharge pipe 5 to the receiving hopper 6, which causes damage to the health of the staff and the production equipment. The two sealing pads 73 can improve the sealing between the semicircular grooves 72 and the discharge pipe 5, and further improve the effect of preventing the powder from flying. The slider 75 slides in the slide groove 74 to prevent the dustproof plate 71 from sliding. The sliding process of the plate 71 is more stable, and the second motor 78 is started. The output shaft of the second motor 78 drives the gear 77 to rotate, which can drive the two racks 76 to slide synchronously in the opposite direction, making the operation of the switch dust plate 71 more convenient, and the two sound-absorbing cottons 82 are connected to the outer wall of the conveying pipe 1. The sound-absorbing cotton 82 can partially absorb the noise generated during the conveying process of the conveying pipe 1, thereby starting the noise reduction effect, and the two limiting columns 83 are inserted into the limiting groove 84, so that the rectangular plate 81 and the conveying pipe 1 can be connected together, which is convenient for the installation of the sound-absorbing cotton 82, and the connecting block 85 is inserted into the connecting groove 86, so that the two sound-absorbing cottons 82 can be connected together, thereby improving the sound absorption effect, and the first magnetic block 87 and the second magnetic block 88 are attracted together under the action of magnetic force, which can make the connection of the two sound-absorbing cottons 82 more stable.
[0031] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.
Claims
1. A powder conveying device for reducing dust generation, comprising a conveying pipe (1), characterized in that: The conveying pipe (1) is fixedly connected to a first motor (2), an auger (3) is fixedly connected to the output shaft of the first motor (2), a feed pipe (4) is fixedly connected to the conveying pipe (1), a discharge pipe (5) is fixedly connected to the conveying pipe (1), a receiving hopper (6) is provided on the conveying pipe (1), a dustproof structure (7) is provided on the receiving hopper (6), the dustproof structure (7) is mainly composed of two dustproof plates (71), and a semicircular groove (72) is provided on the dustproof plate (71).
2. The powder conveying device for reducing dust generation according to claim 1, characterized in that: A sealing gasket (73) is fixedly connected in the semicircular groove (72).
3. The powder conveying device for reducing dust generation according to claim 2, characterized in that: The receiving hopper (6) is provided with two slide grooves (74), and two sliding blocks (75) are slidably connected in the slide grooves (74), and the sliding blocks (75) are fixedly connected to the dustproof plate (71).
4. The powder conveying device for reducing dust generation according to claim 3, characterized in that: A rack (76) is fixedly connected to the dustproof plate (71), and a gear (77) is meshedly connected to the two racks (76). A second motor (78) is fixedly connected to the receiving hopper (6), and an output shaft of the second motor (78) is fixedly connected to the gear (77).
5. The powder conveying device for reducing dust generation according to claim 4, characterized in that: The conveying pipe (1) is provided with a noise reduction structure (8), the noise reduction structure (8) mainly consisting of a rectangular plate (81), the rectangular plate (81) being provided on the conveying pipe (1), and two sound-absorbing cottons (82) being rotatably connected to the rectangular plate (81).
6. The powder conveying device for reducing dust generation according to claim 5, characterized in that: Two limiting columns (83) are fixedly connected to the delivery pipe (1), and two limiting grooves (84) are provided on the rectangular plate (81), and the limiting columns (83) and the limiting grooves (84) are matched in size.
7. The powder conveying device for reducing dust generation according to claim 6, characterized in that: A connection block (85) is fixedly connected to one of the sound-absorbing cottons (82), and a connection groove (86) is provided on one of the sound-absorbing cottons (82).
8. The powder conveying device for reducing dust generation according to claim 7, characterized in that: The connecting block (85) is fixedly connected to a first magnetic block (87), the connecting groove (86) is fixedly connected to a second magnetic block (88), and the two surfaces of the first magnetic block (87) and the second magnetic block (88) in contact are mutually attracted with opposite poles.