CN109436865B

CN109436865B - Powder discharge apparatus

Info

Publication number: CN109436865B
Application number: CN201811499212.3A
Authority: CN
Inventors: 钱勇; 聂耸
Original assignee: Nantong Fengwei Machinery Co ltd
Current assignee: Nantong Fengwei Machinery Co ltd
Priority date: 2018-12-08
Filing date: 2018-12-08
Publication date: 2020-09-18
Anticipated expiration: 2038-12-08
Also published as: CN109436865A

Abstract

The invention relates to the technical field of medicine powder conveying, and aims to provide a medicine powder discharging device. The powder discharge device utilizes the stirring blades to impact the powder, so that the possibility of caking of the powder is reduced, and the loosening degree of the powder is improved.

Description

Powder discharge apparatus

Technical Field

The invention relates to the technical field of medicine powder conveying, in particular to a medicine powder discharging device.

Background

In the traditional Chinese medicine industry, the medicine powder is often conveyed by using a discharging device, the discharging device usually comprises a discharging hopper and a discharging hopper, a valve is arranged below the discharging hopper, and the medicine powder is discharged by opening and closing the valve.

At present, Chinese patent with publication number CN203921743U discloses a blanking device, set up the cone valve between feed bin and lower hopper, the cone valve includes the valve body, first support balance plate, the support column, the valve body is including coaxial setting and fixed connection's last valve body and lower valve body, the shape of going up the valve body is the toper, the shape of lower valve body is the infundibulate, be provided with in the feed bin with last valve body shape assorted toper positioning seat, it forms the cooperation of pegging graft with toper positioning seat to go up the valve body, set up on the lower hopper with lower valve body shape assorted positioning groove, lower valve body forms the cooperation of pegging graft with positioning groove, be provided with first gasbag in the valve body, first gasbag is connected with the air supply with the help of the intake pipe, the upper surface and the first support balance plate fixed connection of first gasbag, support column and the coaxial setting of valve body, the top of support column and the inner wall fixed connection of last valve body.

Although the feeding device achieves the purpose of quantitative and constant-volume feeding, in the actual use process, the powder is powdery, so that the possibility of agglomeration is high, and the device cannot disperse the agglomerated powder in the process of conveying the powder, so that the later-stage medicine production is influenced.

Disclosure of Invention

The invention aims to provide a medicine powder discharging device which has the advantages of reducing the possibility of caking of medicine powder and improving the loosening degree of the medicine powder.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a powder discharge apparatus, includes discharge hopper, goes out feed cylinder and frame, go out feed cylinder fixed connection in the frame, the discharge hopper slides and connects in the frame, the below of discharge hopper is equipped with the discharge gate, the discharge gate is just to going out the feed cylinder, the top of discharge hopper is equipped with the feed inlet, the top of feed inlet is equipped with the support frame, can dismantle on the support frame and be connected with agitator motor, agitator motor's output shaft orientation discharge hopper in and coaxial coupling have the (mixing) shaft, fixedly connected with stirring leaf on the axle body of (mixing) shaft.

Through adopting above-mentioned technical scheme, before puting in powder, agitator motor drives the (mixing) shaft rotatory, and the (mixing) shaft drives the stirring leaf rotation. After the medicine powder enters the discharge hopper, the medicine powder impacts the stirring blades in a rotating state, and the impact on the medicine powder is realized through the impact of the stirring blades, so that the caking in the medicine powder is scattered. The invention utilizes the stirring blades to impact the medicinal powder, thereby reducing the possibility of caking of the medicinal powder and improving the loosening degree of the medicinal powder.

Further, the stirring leaf includes bracing piece and spiral outer fringe, the bracing piece is provided with a plurality ofly, and a plurality of bracing pieces are spiral rising form fixed connection on the axle body of (mixing) shaft, spiral outer fringe fixed connection keeps away from the tip of (mixing) shaft at a plurality of bracing pieces.

Through adopting above-mentioned technical scheme, the stirring leaf is the heliciform setting, when the stirring leaf is rotatory, can have bigger coverage volume, can strike more powder in the same time.

Further, the last fixed surface of spiral outer fringe is connected with the gas blow pipe, it has the venthole to open on the gas blow pipe, open in the axle center of (mixing) shaft has the inlet port, the gas blow pipe communicates in the inlet port, the one end that the (mixing) shaft stretched into the discharge hopper is equipped with the connector tube head, the connector tube head rotates the cover and is equipped with the transition cover, the outer intercommunication of discharge hopper has the gas receiving pipe head, the transition cover rotates and is connected with the bleed pipe, the bleed pipe communicates in the gas receiving pipe head, the gas receiving pipe head is linked together with outside air supply.

Through adopting above-mentioned technical scheme, outside air supply blows towards in the inlet port for be full of gas in the inlet port, be full of in the gas in the inlet port gush into the gas blowing pipe and spout through the venthole. After gas is sprayed out of the gas outlet hole, the gas is diffused in the discharge hopper in a spiral shape along with the rotation of the stirring shaft, and the powder is blown away by the gas in the falling process, so that the capability of dispersing the caking powder is further improved.

Furthermore, a pressurizing sleeve is fixedly connected to the air outlet, a pressurizing hole is formed in the pressurizing sleeve, the pressurizing hole is a conical hole, and the inner diameter of the pressurizing hole, which faces one end of the air outlet, is larger than the inner diameter of the pressurizing hole, which is far away from one end of the air outlet.

Through adopting above-mentioned technical scheme, the pressure boost cover is the toper, and when gaseous through the pressure boost cover blows to in the discharge hopper, gaseous pressure obtains strengthening to the ability of caking powder is blown off to wind-force has further been improved.

Further, a left fixed block and a right fixed block are fixedly connected above the feeding hole, the left fixed block and the right fixed block are oppositely arranged, a material vibrating basket is arranged in the feeding hole, a position-giving opening for the stirring shaft to pass through is arranged on the bottom surface of the material vibrating basket, the left fixed block is provided with a first sliding port, the right fixed block is provided with a second sliding port, one surface of the material vibrating basket facing the left fixed block is fixedly connected with the first sliding block, the first sliding block slides in the first sliding opening, the surface of the material vibrating basket which is fixed faster towards the right is fixedly connected with a second sliding block, the second sliding block is connected in the second sliding opening in a sliding manner, a material vibrating motor is arranged above the discharge hopper, the output shaft of the material vibrating motor extends into the second sliding port and is fixedly sleeved with a material vibrating cam, the material vibrating cam is abutted against the second sliding block, and a material passing hole is formed in the bottom surface of the material vibrating basket.

Through adopting above-mentioned technical scheme, start the material motor that shakes, shake the material motor and drive the material cam rotation that shakes, shake the material cam at the pivoted in-process, the second sliding block carries out vibration from top to bottom along with the irregular shape of vibration cam, triggers the vibration of shaking the material basket from this. The medicine powder is put in the material vibrating basket and falls into the discharge hopper after being vibrated by the material vibrating basket. The vibrating basket vibrates the medicine powder in the vibrating process, and the caking in the medicine powder is dispersed after the vibrating basket vibrates, so that the capability of dispersing the caking medicine powder is further improved.

Furthermore, the lower part of the second sliding block is fixedly connected with a linkage block, the lower part of the linkage block is rotatably connected with a vibration roller, and the vibration roller is attached to the vibration cam.

Through adopting above-mentioned technical scheme, the setting up of vibration gyro wheel makes the contact between shake material cam and the second sliding block be rolling friction to make the vibration of shaking the material basket more harmonious and smooth.

Furthermore, the two sides of the first sliding block are provided with guide blocks, the inner side walls of the two sides of the first sliding opening are provided with guide grooves, the guide blocks are connected in the guide grooves in a sliding mode, and an auxiliary pressure spring is clamped between the first sliding block and the bottom surface of the first sliding opening.

Through adopting above-mentioned technical scheme, the cooperation of guide block and guide way has improved the first sliding block and has slided at the intraoral stability of first sliding, and the setting up of supplementary pressure spring makes the first sliding block provide the buffering at the vibration in-process to make the vibration basket can vibrate softly more.

Further, the below of second sliding block is equipped with the support pressure spring, the support pressure spring contains two, and two support pressure springs are located the both sides of linkage block, wear to be equipped with the guide bar in the support pressure spring, guide bar fixed connection is in the second sliding block, open the bottom of second opening of sliding has the auxiliary hole, the guide bar slides and connects in the auxiliary hole.

Through adopting above-mentioned technical scheme, shake the material basket at the in-process of vibration, support the pressure spring and give the buffering of second sliding block to stability and smooth degree when further having improved the vibration of material basket that shakes.

In conclusion, the invention has the following beneficial effects:

1. the stirring blades are used for impacting the medicinal powder, so that the possibility of caking of the medicinal powder is reduced, and the loosening degree of the medicinal powder is improved;

2. the vibrating basket that sets up shakes the in-process of putting into powder in towards the discharge hopper all the time, shakes powder to further dispersed powder.

Drawings

FIG. 1 is a schematic structural diagram for embodying the present invention;

FIG. 2 is a sectional view for embodying the internal structure of the discharge hopper;

FIG. 3 is a schematic view showing the structure of a stirring blade and an air blowing pipe;

FIG. 4 is a schematic structural view for embodying a pressurizing jacket.

In the figure, 1, a discharge hopper; 11. a discharge port; 12. a feed inlet; 2. a discharging barrel; 3. a frame; 31. a drive sprocket; 32. a driven sprocket; 33. a drive motor; 34. a lifting chain; 4. vibrating the material basket; 41. a material passing hole; 42. a first sliding block; 421. a guide block; 422. an auxiliary pressure spring; 43. a second sliding block; 431. a linkage block; 432. vibrating the roller; 433. supporting a pressure spring; 434. a guide bar; 44. a let position port; 5. a left fixed block; 51. a first sliding port; 511. a guide groove; 6. a right fixed block; 61. a second sliding port; 611. an auxiliary hole; 7. a material vibrating motor; 71. a material vibrating cam; 8. a support frame; 9. a stirring motor; 91. a stirring shaft; 911. an air inlet; 912. connecting the pipe heads; 92. stirring blades; 921. a support bar; 922. a helical outer edge; 93. an air blowing pipe; 931. an air outlet; 94. a transition sleeve; 95. a gas receiving pipe joint; 96. a bleed pipe; 10. a pressurizing sleeve; 101. and a pressurizing hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a medicine powder discharging device, referring to fig. 1, comprises a discharging hopper 1, a discharging barrel 2 and a frame 3. Go out feed cylinder 2 fixed connection in frame 3, discharge hopper 1 is located the top of going out feed cylinder 2 and slides and connect in frame 3. One side that is located frame 3 is provided with drive sprocket 31 and driven sprocket 32, and drive sprocket 31 is connected with driving motor 33, and drive sprocket 31 and driven sprocket 32 are connected with lift chain 34, and discharge hopper 1 can dismantle to be connected in lift chain 34. In operation, the lifting chain 34 is driven by the driving motor 33 to rotate, thereby driving the discharging hopper 1 to ascend and descend.

Referring to fig. 1, a discharge port 11 is arranged below the discharge hopper 1, and the discharge port 11 faces the discharge barrel 2. A feed inlet 12 is arranged above the discharge hopper 1, and the medicinal powder enters the discharge hopper 1 from the feed inlet 12 and falls into the discharge barrel 2 under the guidance of the discharge outlet 11, so that the material is conveyed. In order to achieve quantitative transport of the powder, conical valves (not shown) are provided in the discharge port 11 and the discharge cylinder 2.

Referring to fig. 2, a vibrating basket 4 is provided in the inlet 12, and a material passing hole 41 for passing the powder is formed in the bottom surface of the vibrating basket 4. The upper side of the feeding hole 12 is fixedly connected with a left fixing block 5 and a right fixing block 6, and the left fixing block 5 and the right fixing block 6 are oppositely arranged. A first sliding opening 51 is formed in the left fixing block 5, a first sliding block 42 is fixedly connected to one surface, facing the left fixing block 5, of the material vibrating basket 4, and the first sliding block 42 is connected to the inside of the first sliding opening 51 in a sliding mode.

Referring to fig. 2, guide blocks 421 are respectively disposed on two sides of the first sliding block 42 in the vertical direction, guide grooves 511 are respectively formed on two inner side walls of the first sliding opening 51 in the vertical direction, and the guide blocks 421 are slidably connected in the guide grooves 511. The arrangement of the guide block 421 and the guide groove 511 improves the stability of the first slide block 42 sliding in the first slide opening 51. An auxiliary pressure spring 422 is clamped between the first sliding block 42 and the bottom surface of the first sliding opening 51, and the auxiliary pressure spring 422 gives buffering force to the first sliding block 42, so that the vibrating basket 4 is softer in the process of shaking up and down, and the safety performance and the vibration coordination performance in the motion process of the vibrating basket are improved.

Referring to fig. 2, a second sliding opening 61 is formed in the right fixed block 6, a second sliding block 43 is fixedly connected to one surface of the material vibrating basket 4 facing the right fixed block 6, and the second sliding block 43 is connected in the second sliding opening 61 in a sliding manner. The material vibrating motor 7 is connected above the discharging hopper 1 through a bolt, an output shaft of the material vibrating motor 7 extends into the second sliding opening 61 and is fixedly sleeved with a material vibrating cam 71, and the material vibrating cam 71 is abutted to the lower portion of the second sliding block 43.

Referring to fig. 2, the material vibrating motor 7 drives the material vibrating cam 71 to rotate, and in the rotating process of the material vibrating cam 71, the second sliding block 43 forms up-and-down reciprocating vibration movement along the irregular shape of the material vibrating cam 71, so that the material vibrating basket 4 continuously vibrates the medicine powder contained in the material vibrating basket, the medicine powder is sufficiently loosened, and the possibility of caking of the medicine powder is reduced.

Referring to fig. 2, a linkage block 431 is fixedly connected to a lower portion of the second slide block 43, a vibration roller 432 is rotatably connected to a lower portion of the linkage block 431, and the vibration roller 432 is attached to the vibration cam 71. Due to the arrangement of the vibrating roller 432, the contact between the vibrating cam 71 and the second sliding block 43 is changed into rolling friction, so that the motion of the vibrating cam 71 is smoother, and the stability of the vibrating basket 4 in the motion process is further improved.

Referring to fig. 2, two supporting compression springs 433 are provided below the second sliding block 43, and the two supporting compression springs 433 are located on two sides of the linkage block 431. A guide rod 434 penetrates through the support pressure spring 433, the guide rod 434 is fixedly connected to the second sliding block 43, an auxiliary hole 611 is formed in the bottom of the second sliding opening 61, and the guide rod 434 is connected in the auxiliary hole 611 in a sliding mode. In the process of vibrating the material vibrating basket 4 by the vibrating cam 71, the supporting pressure spring 433 can buffer in the vibrating process, so that the vibration of the material vibrating basket 4 is more stable.

Referring to fig. 1, a support frame 8 is arranged above the feeding port 12, a stirring motor 9 is connected to the support frame 8 through a bolt, an output shaft of the stirring motor 9 faces into the discharging hopper 1 and is coaxially connected with a stirring shaft 91, and an abdicating port 44 (refer to fig. 2) for the stirring shaft 91 to pass through is formed in the bottom surface of the vibrating basket 4.

Referring to fig. 3, a stirring blade 92 is fixedly connected to the shaft body of the stirring shaft 91, and the stirring blade 92 is located below the material vibrating basket 4 (see fig. 2). The stirring blade 92 comprises a support rod 921 and a spiral outer edge 922, the support rod 921 is provided with a plurality of pieces, the support rods 921 are fixedly connected to the shaft body of the stirring shaft 91 in a spiral ascending manner, and the spiral outer edge 922 is fixedly connected to the end parts of the support rods 921 far away from the stirring shaft 91.

Referring to fig. 3, in the operation process, the stirring shaft 91 is driven by the stirring motor 9 (refer to fig. 1) to rotate, the stirring blades 92 rotate along with the stirring shaft 91, and when the medicine powder falls down from the vibrating basket 4 (refer to fig. 2), the medicine powder firstly passes through the stirring blades 92 and is impacted under the stirring of the stirring blades 92, so that the possibility of generating agglomeration of the medicine powder is further reduced.

Referring to fig. 3, an air blowing pipe 93 is fixedly connected to the upper surface of the spiral outer rim 922, and an air outlet 931 is formed on the air blowing pipe 93. An air inlet hole 911 is formed in the center of the stirring shaft 91, and the air blowing pipe 93 is communicated with the air inlet hole 911. One end of the stirring shaft 91 extending into the discharge hopper 1 is provided with a connector head 912, and the connector head 912 is rotatably sleeved with a transition sleeve 94. A gas receiving pipe head 95 (refer to fig. 1) is fixedly connected to the outer side wall of the discharge hopper 1 (refer to fig. 1), and the gas receiving pipe head 95 is communicated with the discharge hopper 1.

Referring to fig. 3, a bleed air pipe 96 is rotatably connected to a lower portion of the transition sleeve 94, and the bleed air pipe 96 is connected to the air receiving pipe head 95. In the working process, the air receiving pipe head 95 is communicated with an external air source, at the moment, the air flow is ejected from the air outlet 931 through the air introducing pipe 96, in the ejecting process, the air blowing pipe 93 and the spiral outer edge 922 rotate together to generate spiral air flow, and when the medicinal powder falls down, the medicinal powder is further dispersed through the blowing of the air flow, so that the possibility of generating agglomeration of the medicinal powder is further reduced.

Referring to fig. 3, a pressurizing sleeve 10 is fixedly connected to the air outlet 931, a pressurizing hole 101 (refer to fig. 4) is formed in the pressurizing sleeve 10, and the pressurizing hole 101 is a tapered hole, and the inner diameter of the end, facing the air outlet 931, of the pressurizing hole 101 is larger than the side, away from the air outlet 931, of the pressurizing hole. When the air current flows out from the air outlet 931, the air current firstly passes through the pressurizing hole 101, the pressurizing hole 101 is a tapered hole, and when the air current passes through the pressurizing hole 101, the air pressure is gradually increased, so that the medicine powder is further dispersed.

The specific implementation process comprises the following steps: start material motor 7 and agitator motor 9 that shakes, the powder is carried in the material basket 4 towards shaking, and in powder got into discharge hopper 1 after the shake of material basket 4, the in-process of powder whereabouts in discharge hopper 1, through the stirring of stirring leaf 92 and blowing away of gas blow pipe 93, has effectively reduced the possibility that powder produced the caking from this, has improved the loose degree of powder.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a powder discharge apparatus, includes discharge hopper (1), goes out feed cylinder (2) and frame (3), go out feed cylinder (2) fixed connection in frame (3), slide and connect in frame (3) discharge hopper (1), the below of discharge hopper (1) is equipped with discharge gate (11), discharge gate (11) are just to going out feed cylinder (2), the top of discharge hopper (1) is equipped with feed inlet (12), its characterized in that: the top of feed inlet (12) is equipped with support frame (8), can dismantle on support frame (8) and be connected with agitator motor (9), the output shaft of agitator motor (9) is towards in discharge hopper (1) and coaxial coupling has (mixing) shaft (91), fixedly connected with stirring leaf (92) on the axle body of (mixing) shaft (91), stirring leaf (92) include bracing piece (921) and spiral outer fringe (922), bracing piece (921) is provided with a plurality ofly, and a plurality of bracing pieces (921) are spiral ascending form fixed connection on the axle body of (mixing) shaft (91), spiral outer fringe (922) fixed connection is at the tip that (mixing) shaft (91) was kept away from to a plurality of bracing pieces (921), the last fixed surface of spiral outer fringe (922) is connected with gas blow pipe (93), it has venthole (931) to open on gas blow pipe (93), inlet port (911) has been opened in the axle center of (mixing), blowing pipe (93) communicate in inlet port (911), the one end that (mixing) shaft (91) stretched into discharge hopper (1) is equipped with connecting tube head (912), connecting tube head (912) rotate the cover and are equipped with transition cover (94), discharge hopper (1) outer intercommunication has gas receiving pipe head (95), transition cover (94) rotate and are connected with gas introducing pipe (96), gas introducing pipe (96) communicate in gas receiving pipe head (95), gas receiving pipe head (95) are linked together with outside air supply, fixedly connected with pressure boost cover (10) on venthole (931), it has pressure boost hole (101) to open in pressure boost cover (10), pressure boost hole (101) are the bell mouth, and its internal diameter towards venthole (931) one end is greater than its internal diameter of keeping away from venthole (931) one end.

2. The powder discharge apparatus according to claim 1, wherein: the feeding device is characterized in that a left fixing block (5) and a right fixing block (6) are fixedly connected to the upper portion of the feeding port (12), the left fixing block (5) and the right fixing block (6) are arranged oppositely, a material vibrating basket (4) is arranged in the feeding port (12), a position-giving opening (44) for a stirring shaft (91) to pass through is formed in the bottom surface of the material vibrating basket (4), a first sliding opening (51) is formed in the left fixing block (5), a second sliding opening (61) is formed in the right fixing block (6), a first sliding block (42) is fixedly connected to one surface of the material vibrating basket (4) facing the left fixing block (5), the first sliding block (42) slides in the first sliding opening (51), a second sliding block (43) is fixedly connected to one surface of the material vibrating basket (4) facing the right fixing block (6), and the second sliding block (43) is connected to the second sliding opening (61), the top of discharge hopper (1) is equipped with material motor (7) that shakes, shake the output shaft of material motor (7) and stretch into in second slip mouth (61) and fixed cover be equipped with shake material cam (71), shake material cam (71) and contradict in second sliding block (43), open the bottom surface of shaking material basket (4) and have punishment in advance hole (41).

3. The powder discharge apparatus according to claim 2, wherein: the lower part of the second sliding block (43) is fixedly connected with a linkage block (431), the lower part of the linkage block (431) is rotatably connected with a vibration roller (432), and the vibration roller (432) is attached to a vibration cam (71).

4. The powder discharge apparatus according to claim 2, wherein: the both sides of first sliding block (42) are equipped with guide block (421), the both sides inside wall of first mouth (51) that slides is opened has guide way (511), guide block (421) slide and connect in guide way (511), press from both sides between the bottom surface of first sliding block (42) and first mouth (51) that slides and be equipped with supplementary pressure spring (422).

5. A powder discharge apparatus according to claim 3, wherein: the below of second sliding block (43) is equipped with support pressure spring (433), support pressure spring (433) contain two, and two support pressure spring (433) are located the both sides of linkage block (431), wear to be equipped with guide bar (434) in supporting pressure spring (433), guide bar (434) fixed connection is in second sliding block (43), the bottom of second opening of sliding (61) has auxiliary hole (611), guide bar (434) slide and connect in auxiliary hole (611).