Integrated dense-phase powder conveying equipment

Abstract

The utility model relates to the technical field of dense-phase powder conveying, and provides integrated dense-phase powder conveying equipment, which is characterized in that rotating seats are arranged at two groups of powder discharging grooves at the inner bottom of a powder feeding pipe, and a stepping motor is started to drive a fluted disc to rotate on the outer side of the powder feeding pipe under the matching of a worm and a worm wheel; at the moment, the fluted disc is meshed with the tooth groove set on the outer side of the rotating base and drives the rotating base to rotate in the powder inlet pipe, and the design can be adjusted to enable the butt joint groove to coincide with the single set of powder discharging groove and complete powder discharging work; according to the design, the worm is arranged on the outer side of the powder inlet pipe and matched with the worm gear to drive the rotating seat to rotate, so that loosening of the rotating seat caused by airflow in the powder inlet pipe can be effectively avoided, and meanwhile, the sealing rings are arranged on the inner side and the outer side of the rotating seat, so that leakage in the powder conveying process can be effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dense phase powder conveying, and specifically to an integrated dense phase powder conveying device. Background Art

[0002] Dense-phase powder conveying equipment uses gas flow as a motive force to transport powder materials from one location to another. Its operating principle is to mix gas and powder materials to form a dense-phase flow state. In the conveying pipeline, solid particles are carried by the gas to form a fluidized bed. A dense flow state is formed between the gas and particles, thus achieving powder transportation.

[0003] After searching, the announcement number CN204917241U discloses a powder dense phase conveying equipment, including a powder feed pipe, a first conveying device, a second conveying device, and a discharge bin, wherein the first conveying device includes a first distribution pipe, a first conveying bin, and a first feeding pipe, and the second conveying device includes a second distribution pipe, a second conveying bin, and a second feeding pipe. The first distribution pipe and the second distribution pipe are both connected to the powder feed pipe, and a dispenser is provided in the powder feed pipe. The dispenser is used to control the communication between the powder feed pipe and the first distribution pipe and the second distribution pipe. The tops of the first conveying bin and the second conveying bin are both connected to an air supply member, and the bottoms of the first feeding pipe and the second feeding pipe are both connected to the discharge bin. The utility model has a simple structure and is easy to operate. It can feed materials simultaneously through two conveying parts, thereby improving the powder feeding speed per unit time and achieving high work efficiency.

[0004] The above-mentioned dense phase powder conveying equipment is provided with two sets of distribution pipes at the bottom outlet of the powder feed pipe, and the movable paddle is swung at the powder feed pipe by cooperating with the receiver through the magnetic block, thereby controlling the powder to be discharged downward from a single set of distribution pipes. However, the design defect is that the connection between the movable paddle and the magnetic block is easily affected by the air supply of the air supply part and becomes loose at the powder feed pipe, which leads to the problem of powder leaking from the connection between the movable paddle and the magnetic block. Utility Model Content

[0005] The utility model proposes an integrated dense phase powder conveying device, which solves the problem in the prior art that the connection between the movable paddle and the magnetic block is easily affected by the air supply of the air supply part, causing looseness at the powder inlet pipe, and then causing powder to leak from the connection between the movable paddle and the magnetic block.

[0006] The technical solution of the present utility model is as follows: an integrated dense phase powder conveying equipment, including a powder feed pipe, a symmetrical powder discharge groove is opened through the bottom of the powder feed pipe, a distribution component is provided at the bottom of the powder feed pipe above the powder discharge groove, the distribution component includes a swivel seat and a docking groove opened through the top side of the swivel seat, the docking groove matches the size of the powder discharge groove, a driving component is provided on the outside of the powder feed pipe, and a driven component that can achieve horizontal rotation with the driving component is provided on the outside of the powder feed pipe below the driving component, the driven component is in contact with the swivel seat at the groove passing through the side of the powder feed pipe and can drive the swivel seat to achieve horizontal rotation inside the powder feed pipe.

[0007] Preferably, the drive assembly includes side frames, which are symmetrically fixedly connected to the outside of the powder inlet pipe. The drive assembly also includes a worm, which is rotatably connected to the middle parts of the two groups of side frames.

[0008] Preferably, the driving assembly further comprises a stepping motor, the stepping motor is fixedly mounted on the outside of the side frame, and the output end of the stepping motor is fixedly connected to the worm.

[0009] Preferably, the driven assembly includes a top plate, which is fixedly connected to the outside of the powder inlet pipe. The driven assembly also includes an upper connecting rod, which is rotatably connected to the bottom of the top plate. The driven assembly also includes a rotating shaft, which is fixedly connected to the bottom of the upper connecting rod.

[0010] Preferably, the driven assembly further comprises a worm gear, which is fixedly connected to the upper outer portion of the rotating shaft, and the worm gear is in contact with the worm and rotates in meshing engagement.

[0011] Preferably, the driven assembly further comprises a gear disc, and the gear disc is fixedly connected to the bottom of the rotating shaft.

[0012] Preferably, the distribution component further includes a tooth groove group, which is annularly arranged at the lower outer side of the rotating seat, and the tooth groove group is in contact with the tooth disk and rotates in meshing manner. The distribution component further includes a slope surface, which is arranged at the top of the rotating seat.

[0013] Preferably, the distribution component also includes a sealing ring, which is fixedly connected to the outside of the swivel and the edge of the docking groove. The distribution component also includes a support column, which is fixedly connected to the bottom of the swivel. The distribution component also includes a bearing, which is arranged on the outside of the support column. The inner ring of the bearing is fixedly connected to the support column, and the outer ring of the bearing is fixedly connected to the groove at the bottom of the powder inlet pipe.

[0014] The beneficial effects of the utility model are:

[0015] The utility model provides a swivel seat at the bottom of the powder feed pipe, located at the two groups of powder discharge grooves. By starting the stepper motor and driving the gear plate to rotate on the outside of the powder feed pipe under the cooperation of the worm and the worm wheel, the gear plate engages with the tooth groove group on the outside of the swivel seat and drives the swivel seat to rotate inside the powder feed pipe. The design can be adjusted to coincide with the docking groove and a single group of powder discharge grooves to complete the powder discharge work. Compared with the comparative documents, the present design provides a worm on the outside of the powder feed pipe, which engages with the worm wheel to drive the swivel seat to rotate, which can effectively prevent the swivel seat from loosening due to airflow in the powder feed pipe. At the same time, sealing rings are provided on the inner and outer edges of the swivel seat to effectively prevent leakage during powder conveying. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0017] Figure 1 This is an external schematic diagram of the powder inlet pipe of the present utility model;

[0018] Figure 2 This is a side sectional view of the powder inlet pipe of the present utility model;

[0019] Figure 3 This is a schematic diagram of the connection between the driving component and the driven component of the utility model;

[0020] Figure 4 This is a schematic diagram of the top side of the dispensing assembly of the present invention;

[0021] Figure 5 This is a schematic diagram of the bottom side of the dispensing assembly of the present invention;

[0022] In the figure: 1. Powder inlet pipe; 11. Powder discharge trough; 2. Drive assembly; 21. Stepper motor; 211. Worm; 22. Side frame; 3. Driven assembly; 31. Rotating shaft; 311. Worm gear; 32. Toothed disc; 33. Upper connecting rod; 34. Top plate; 4. Distribution assembly; 41. Rotating seat; 411. Slope surface; 412. Docking groove; 42. Tooth groove group; 43. Sealing ring; 44. Support column; 441. Bearing. DETAILED DESCRIPTION

[0023] The following will be combined with 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.

[0024] See also Figure 2 and Figure 3 and Figure 4The utility model provides a technical solution: an integrated dense phase powder conveying equipment, including a powder feed pipe 1, a symmetrical powder discharge groove 11 is opened through the bottom of the powder feed pipe 1, a distribution component 4 is provided at the bottom of the powder feed pipe 1 above the powder discharge groove 11, the distribution component 4 includes a swivel seat 41 and a docking groove 412 opened through one side of the top of the swivel seat 41, the docking groove 412 matches the size of the powder discharge groove 11, a driving component 2 is provided on the outside of the powder feed pipe 1, and a driven component 3 capable of realizing horizontal rotation with the driving component 2 is provided on the outside of the powder feed pipe 1 below the driving component 2, the driven component 3 is in contact with the swivel seat 41 at the groove passing through the side of the powder feed pipe 1 and can drive the swivel seat 41 to realize horizontal rotation inside the powder feed pipe 1;

[0025] This design solves the problem in the prior art that the connection between the movable paddle and the magnetic block is easily affected by the air supply of the air supply component, causing looseness at the powder inlet pipe, which in turn causes powder to leak from the connection between the movable paddle and the magnetic block.

[0026] See also Figure 3 The drive assembly 2 includes a side frame 22, which is symmetrically fixedly connected to the outside of the powder inlet pipe 1. The drive assembly 2 also includes a worm 211, which is rotatably connected to the middle of the two sets of side frames 22, and the worm 211 can be supported by the side frame 22.

[0027] See also Figure 3 , the driving assembly 2 further includes a stepper motor 21, the stepper motor 21 is fixedly mounted on the outside of the side frame 22, and the output end of the stepper motor 21 is fixedly connected to the worm 211;

[0028] By starting the stepping motor 21 , the worm 211 can be driven to rotate between the two sets of side frames 22 .

[0029] See also Figure 3 and Figure 4The driven component 3 includes a top plate 34, which is fixedly connected to the outside of the powder inlet pipe 1. The driven component 3 also includes an upper connecting rod 33, which is rotatably connected to the bottom of the top plate 34. The driven component 3 also includes a rotating shaft 31, which is fixedly connected to the bottom of the upper connecting rod 33. The driven component 3 also includes a worm gear 311, which is fixedly connected to the upper outer side of the rotating shaft 31. The worm gear 311 contacts the worm 211 and rotates in meshing engagement. The driven component 3 also includes a toothed disc 32, which is fixedly connected to the bottom of the rotating shaft 31. The distribution component 4 also includes a toothed groove group 42, which is annularly opened at the lower outer side of the rotating seat 41. The toothed groove group 42 contacts the toothed disc 32 and rotates in meshing engagement. It also includes a sloped surface 411, which is opened at the top of the rotating seat 41. The distribution assembly 4 also includes a sealing ring 43, which is fixedly connected to the outside of the rotating seat 41 and the edge of the docking groove 412. The distribution assembly 4 also includes a supporting column 44, which is fixedly connected to the bottom of the rotating seat 41. The distribution assembly 4 also includes a bearing 441, which is arranged on the outside of the supporting column 44. The inner ring of the bearing 441 is fixedly connected to the supporting column 44, and the outer ring of the bearing 441 is fixedly connected to the groove at the bottom of the powder feed pipe 1. When the rotating shaft 31 rotates under the action of the worm gear 311 and the worm 211, the toothed disc 32 at the bottom of the rotating shaft 31 will contact the meshing tooth groove group 42 and drive the rotating seat 41 as a whole to rotate inside the powder feed pipe 1;

[0030] This design can adjust the docking groove 412 to overlap with one of the two groups of powder discharge grooves 11, thereby completing the powder material conveying work.

[0031] The working principle and use process of this utility model are as follows:

[0032] First, each powder discharge trough 11 is connected to the diversion pipe respectively. After the powder is injected from the top of the powder discharge trough 11, it can pass through the docking groove 412 and flow down from the powder discharge trough 11 on this side. In particular, when it is necessary to adjust to flow down from the powder discharge trough 11 on the other side, the stepper motor 21 can be started and the worm 211 cooperates with the worm wheel 311 to drive the toothed disc 32 to rotate on the outside of the powder feed pipe 1. At this time, the toothed disc 32 engages with the toothed groove group 42 on the outside of the turntable 41 and drives the turntable 41 to rotate inside the powder feed pipe 1. This design can be adjusted to coincide with the docking groove 412 and a single group of powder discharge troughs 11 to complete the powder discharge work. Compared with the comparative document, this design provides a worm 211 on the outside of the powder feed pipe 1 to engage with the worm wheel 311 to drive the turntable 41 to rotate, which can effectively prevent the turntable 41 from loosening due to airflow in the powder feed pipe 1. At the same time, a sealing ring 43 is provided on the inner and outer edges of the turntable 41 to effectively prevent leakage during powder transportation.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An integrated dense phase powder conveying device, comprising a powder inlet pipe (1), characterized in that: A symmetrical powder discharge groove (11) is provided through the bottom of the powder feed pipe (1), and a distribution component (4) is provided at the bottom of the powder feed pipe (1) above the powder discharge groove (11). The distribution component (4) includes a rotating seat (41) and a docking groove (412) extending through one side of the top of the rotating seat (41), and the docking groove (412) matches the size of the powder discharge groove (11). A driving component (2) is provided on the outside of the powder feed pipe (1), and a driven component (3) capable of horizontally rotating with the driving component (2) is provided on the outside of the powder feed pipe (1) below the driving component (2). The driven component (3) contacts the rotating seat (41) at the slot extending through the side of the powder feed pipe (1) and can drive the rotating seat (41) to achieve horizontal rotation inside the powder feed pipe (1).

2. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The drive assembly (2) includes side frames (22), which are symmetrically fixedly connected to the outside of the powder inlet pipe (1). The drive assembly (2) also includes a worm (211), which is rotatably connected to the middle of the two sets of side frames (22).

3. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The driving assembly (2) further comprises a stepping motor (21), wherein the stepping motor (21) is fixedly mounted on the outside of the side frame (22), and an output end of the stepping motor (21) is fixedly connected to the worm (211).

4. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The driven assembly (3) includes a top plate (34), the top plate (34) is fixedly connected to the outside of the powder inlet pipe (1), the driven assembly (3) also includes an upper connecting rod (33), the upper connecting rod (33) is rotatably connected to the bottom of the top plate (34), and the driven assembly (3) also includes a rotating shaft (31), the rotating shaft (31) is fixedly connected to the bottom of the upper connecting rod (33).

5. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The driven assembly (3) further comprises a worm wheel (311), wherein the worm wheel (311) is fixedly connected to the upper outer portion of the rotating shaft (31), and the worm wheel (311) is in contact with the worm (211) and rotates in meshing engagement.

6. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The driven assembly (3) further comprises a toothed disc (32), and the toothed disc (32) is fixedly connected to the bottom of the rotating shaft (31).

7. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The distribution assembly (4) further includes a tooth groove group (42), the tooth groove group (42) is annularly arranged at the lower outer side of the rotating seat (41), the tooth groove group (42) is in contact with the tooth disc (32) and is meshed and rotated, and the distribution assembly (4) further includes a slope surface (411), and the slope surface (411) is arranged at the top of the rotating seat (41).

8. The integrated dense phase powder conveying equipment according to claim 1, characterized in that: The dispensing assembly (4) further comprises a sealing ring (43), wherein the sealing ring (43) is fixedly connected to the outer side of the rotating seat (41) and the edge of the docking groove (412). The dispensing assembly (4) further comprises a supporting column (44), wherein the supporting column (44) is fixedly connected to the bottom of the rotating seat (41). The dispensing assembly (4) further comprises a bearing (441), wherein the bearing (441) is arranged on the outer side of the supporting column (44), wherein the inner ring of the bearing (441) is fixedly connected to the supporting column (44), and wherein the outer ring of the bearing (441) is fixedly connected to the bottom slot of the powder inlet pipe (1).

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