CN218538490U - Hopper suitable for wet particle conveying - Google Patents
Hopper suitable for wet particle conveying Download PDFInfo
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- CN218538490U CN218538490U CN202222183842.8U CN202222183842U CN218538490U CN 218538490 U CN218538490 U CN 218538490U CN 202222183842 U CN202222183842 U CN 202222183842U CN 218538490 U CN218538490 U CN 218538490U
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Abstract
The utility model relates to the technical field of granule medicament conveying equipment, in particular to a hopper suitable for conveying wet granules, which comprises a transverse feeding pipe, a hopper, a feeding device and a conveying device, wherein one end of the transverse feeding pipe is used for being communicated with an external hot air source, the other end of the transverse feeding pipe is used for discharging materials and being communicated with an external negative pressure source, the hopper is communicated with the side wall of the transverse feeding pipe in a sealing way through a feed opening, and the feed opening of the hopper is used for being communicated with the external feeding device in a sealing way; a vacuum breaking valve is further embedded in the transverse feeding pipe and is communicated with an inner pipe channel of the transverse feeding pipe in a sealing mode. The utility model aims to overcome current vacuum transport wet granule material in-process, the material is serious at the bridge phenomenon in the hopper, the high problem of granule percentage of damage, the utility model discloses it is low to carry its percentage of damage wet granule, carries the high efficiency, more is fit for the demand of the airtight serialization production of medicine granule.
Description
Technical Field
The utility model relates to a granule medicament conveying equipment technical field, more specifically relates to a hopper that applicable wet granule was carried.
Background
The production process of the traditional granules comprises the following steps: system softwood (groove type mixes machine) → pelletization (sway the granulation machine) → wet granule transport (climbing belt) → drying (horizontal boiling bed), wet granule carries the mode that generally adopts climbing belt to carry in the trade at present stage, climbing belt carries and has the advantage that the high continuity of conveying efficiency is good, but traditional climbing belt carries wet granule to have the product to expose the risk that receives the pollution, and still there is difficult clean position many, risk such as the long-time friction of belt easily falls bits, bring certain quality risk and hidden danger for the product.
In order to solve the existing quality hidden trouble, in the equipment line production mode of "trough mixer-swing granulator-horizontal fluidized bed", it is the difficult point of technology to swing the granulation machine and make wet granule after and carry out the drying to horizontal fluidized bed, optimizes the production line design now, in the pharmacy industry, granule production mode develops towards airtight serialization, begins to adopt the mode of vacuum airtight transportation gradually, and the granule production flow after optimizing is: soft material preparation (groove type mixer) → granulation (swing granulator) → wet particle closed conveyance (conveying hopper + vacuum conveyor) → drying (horizontal boiling bed).
Although the risk that the product is exposed and polluted is solved by utilizing a vacuum closed mode, in the process of vacuum closed conveying, the problems of serious bridging phenomenon, high particle breakage rate and the like exist in the wet particle conveying process, the phenomena can cause that materials easily block a pipeline in the conveying process, the particle breakage rate is high, the production efficiency is reduced, and the production cost is increased, so that in the direction of solving the difficulty of the wet particle closed conveying, a hopper suitable for the wet particle vacuum closed conveying is designed, the hopper is more suitable for closed continuous production, the bridging phenomenon of the wet particles is solved, and the particle breakage rate is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome current vacuum transport wet granule material in-process, the material is serious at the bridge phenomenon in the hopper, and the problem that the granule percentage of damage is high provides a hopper that applicable wet granule was carried. The utility model discloses it is low to carry its percentage of damage to wet granule, carries the high efficiency, more is fit for the demand of the airtight serialization production of medicine granule.
In order to solve the technical problem, the utility model adopts the technical scheme that:
a hopper suitable for conveying wet particles comprises a transverse feeding pipe and a hopper, wherein one end of the transverse feeding pipe is used for being communicated with an external hot air source, the other end of the transverse feeding pipe is used for discharging materials and is communicated with an external negative pressure source, a discharging opening is hermetically communicated with the hopper on the side wall of the transverse feeding pipe, and a feeding opening of the hopper is used for being hermetically communicated with an external feeding device; and a vacuum breaking valve is also embedded on the transverse feeding pipe and is communicated with an inner pipe channel of the transverse feeding pipe in a sealing manner.
It should be noted that the utility model discloses install in the next process of granulator, the airtight discharge gate material feeding unit who communicates the granulator of feed inlet of hopper, after the material got into the hopper from the feed inlet, fall into horizontal conveying pipe, horizontal conveying pipe is used for the ejection of compact and communicates the one end of outside negative pressure source and communicates with the drying equipment of next process, play the purpose of vacuum airtight transport, negative pressure source makes the intraductal space of hopper and horizontal conveying pipe form certain negative pressure, form the absorption and move towards certain direction wet granule material, the size of negative pressure can be adjusted according to material granule size, humidity content and granule viscosity, be different from the transport mode of traditional open climbing belt, can effectively avoid carrying the process of wet granule to appear exposing the risk of pollution; simultaneously, the horizontal conveying pipe is used for continuously pouring hot air into toward the intraductal passageway of horizontal conveying pipe towards the one end of outside hot-blast source of intercommunication, when wet granule falls into the intraductal passageway of horizontal conveying pipe from the hopper, wet granule material will be solidified by hot-blast, hot-blast temperature control is about 60 ℃ -80 ℃, realize the preliminary solidification effect to wet granule, wet material is difficult for bonding formation bridging phenomenon, greatly reduced granule transportation processes' breakage rate, hot-blast ejection of compact negative pressure towards horizontal conveying pipe holds, still can cooperate the negative pressure source to promote the transport of wet granule.
Furthermore, the connecting part of the feed opening of the hopper and the transverse feeding pipe is an oval through hole.
It should be noted that, the junction of hopper bottom and horizontal conveying pipe is for increaseing oval through-hole, and under the unanimous condition of minor diameter and the circular through-hole diameter of tradition, oval through-hole is compared in the circular through-hole of tradition, and its horizontal width can be done widely according to the shape of junction for the unloading area of the oval through-hole of junction is bigger, reduces accumulational risk, and the guarantee is carried smoothly.
Further, still including wearing to establish a plurality of broken gas butterfly that encircle on the hopper lateral wall, every is broken to encircle the gas butterfly and is included air cushion air outlet assembly and gas supply line, and the inside wall of hopper is hugged closely to air cushion air outlet assembly, communicates each other between every gas supply line and is located the lateral wall of hopper, and inside gas supply line was used for switching on outside air supply entering hopper.
Furthermore, the number of the arch breaking air butterflies is at least three.
Furthermore, the arch breaking gas butterfly is positioned on one side of the hopper close to the feed opening, and the arch breaking gas butterfly is uniformly distributed along the circumferential direction of the hopper. Transversely evenly set up in the middle of the hopper and break the gas butterfly that encircles, break the gas butterfly set vibration and help the common effect of class and the class of gas flow that spouts of encircleing, can follow the all kinds of materials of convenient and smooth and easy uninstallation in the various forms hopper, its vibration effect can direct action on wet granule itself, long-term use can not produce any harmful effects to the hopper, it is little that it occupation space, high durability and convenient installation, low maintenance cost, it is very convenient to use, for wet granule provides continuous microvibration, the bridging and the pile up phenomenon of destroying wet granule, make wet granule material more even at the unloading in-process, also make things convenient for wet granule and hot-blast even contact to be solidified preliminarily, reduce the breakage rate.
Furthermore, the surface of the inner side wall of the hopper is a smooth wall surface with the roughness less than or equal to 0.2 mu m. The wall surface is smooth enough, so that the adhesion and wall hanging of wet particles on the wall surface can be reduced, and the phenomenon of stacking and bridging is reduced.
Furthermore, a lateral channel is further formed in the side wall of one end, used for being communicated with an external negative pressure source, of the transverse feeding pipe, and the vacuum breaking valve is detachably connected to a port of the lateral channel. A lateral channel is designed in the connection vacuum direction of the transverse feeding pipe, when materials are not accumulated, the vacuum breaking valve can be used for breaking vacuum in the pipe channel when necessary to contact the negative pressure state in the pipe, and if wet particles are accumulated in the production process, the valve can be opened to quickly dredge the accumulated materials by detaching the vacuum breaking valve as a standby measure.
Furthermore, a feed inlet of the hopper can be provided with a quick-connection clamp for quickly connecting with a feeding device externally. Because the granulator unloading face of last process is great, easily is around the wet granule of scattering, design hopper top adopts the circular arc to connect the clamp soon, can follow the quick, the sealing connection of granulator's unloading baffle box, and easy dismouting improves the packaging efficiency simultaneously.
Furthermore, a first shutoff valve is arranged at one end port of the transverse feeding pipe for being communicated with an external hot air source, and a second shutoff valve is arranged at one end port of the transverse feeding pipe for being communicated with an external negative pressure source.
Furthermore, the first shutoff valve is a ball valve, and the second shutoff valve is a butterfly valve. The ball valve can control the air passing amount of the hot air source, so that the air inlet amount can be conveniently adjusted according to the particle size, the humidity content and the particle viscosity of the material, and the best curing effect is achieved; the butterfly valve is convenient to turn off, and the discharging of materials is convenient.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model discloses install in the next process of granulator, the airtight discharge gate material feeding unit who communicates the granulator of feed inlet of hopper, the material gets into behind the hopper from the feed inlet, fall into horizontal conveying pipe, horizontal conveying pipe is used for the ejection of compact and communicates the one end in outside negative pressure source and the drying equipment intercommunication of next process, play the airtight purpose of carrying in vacuum, the negative pressure source makes the intraductal space of hopper and horizontal conveying pipe form certain negative pressure, form to wet granule material and adsorb and remove towards a certain direction, the size of negative pressure can be according to material granule size, humidity content and granule viscosity are adjusted, be different from the transport mode in traditional open climbing area, the risk that the process that can effectively avoid carrying wet granule appears exposing the pollution.
(2) The utility model discloses a horizontal conveying pipe is used for the one end of the outside hot-blast source of intercommunication to constantly pour into hot-blastly toward the intraductal passageway of horizontal conveying pipe in the intraductal passageway, when the granule is wet to fall into the intraductal passageway of horizontal conveying pipe from the hopper, wet granule material will be by hot-blast solidification, hot-blastly realize the preliminary solidification effect to wet granule, wet material is difficult for bonding and forms the bridging phenomenon, greatly reduced granule transportation process's percentage of damage, hot-blastly towards the ejection of compact negative pressure end of horizontal conveying pipe, still can cooperate negative pressure source to promote the transport of wet granule.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure inside the middle hopper of the present invention;
fig. 3 is a schematic connection diagram of the middle arch-breaking air disk of the present invention.
The graphic symbols are as follows:
1-transverse feeding pipe, 11-lateral channel, 12-first shut-off valve, 13-second shut-off valve, 2-hopper, 3-vacuum breaking valve, 4-arch breaking butterfly, 41-air cushion air outlet assembly, 42-air supply pipeline and 8-oval through hole.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms can be understood according to specific situations by those of ordinary skill in the art.
Example 1
As shown in fig. 1, a hopper suitable for conveying wet particles comprises a transverse feeding pipe 1 with one end used for being communicated with an external hot air source and the other end used for discharging materials and being communicated with an external negative pressure source, and a hopper 2 with a discharging opening hermetically communicated with the side wall of the transverse feeding pipe 1, wherein a feeding opening of the hopper 2 is used for being hermetically communicated with an external feeding device; the transverse feeding pipe 1 is also embedded with a vacuum breaking valve 3, and the vacuum breaking valve 3 is hermetically communicated with an inner pipe channel of the transverse feeding pipe 1.
The vacuum closed conveying device is installed in the next working procedure of the granulator, a feeding hole of a hopper 2 is communicated with a feeding device of a discharging hole of the granulator in a closed mode, materials enter the hopper 2 from the feeding hole and then fall into a transverse conveying pipe 1, one end, used for discharging, of the transverse conveying pipe 1 is communicated with drying equipment of the next working procedure, and the purpose of vacuum closed conveying is achieved, the negative pressure source enables the inner space of the hopper 2 and the inner space of the transverse conveying pipe 1 to form certain negative pressure, wet particle materials are adsorbed and move towards a certain direction, the size of the negative pressure can be adjusted according to the size of the material particles, the humidity content and the particle viscosity, the vacuum closed conveying device is different from a traditional open type climbing belt conveying mode, and the risk of exposure and pollution in the process of conveying the wet particles can be effectively avoided; simultaneously, horizontal conveying pipe 1 is used for the one end of intercommunication outside hot-blast source constantly to pouring into hot-blastly in horizontal conveying pipe 1's the intraductal passageway, when wet granule falls into the intraductal passageway of horizontal conveying pipe 1 from the hopper, wet granule material will be solidified by hot-blast, hot-blast temperature control is about 60 ℃ -80 ℃, realize the preliminary solidification effect to wet granule, wet material is difficult for bonding formation bridging phenomenon, greatly reduced particle transportation process's rate of breakage, hot-blastly towards the ejection of compact negative pressure end of horizontal conveying pipe 1, still can cooperate the negative pressure source to promote the transport of wet granule.
As shown in fig. 2, the connecting position of the feed opening of the hopper 2 and the transverse feeding pipe 1 is an oval through hole 8.
The junction of 2 bottoms of hopper and horizontal conveying pipe 1 is for increaseing oval through-hole, under the unanimous condition of minor axis and the circular through-hole diameter of tradition, and oval through-hole is compared in the circular through-hole of tradition, and its lateral width can be based on the wideer of the shape of junction, makes the unloading area of the oval through-hole of junction bigger, reduces accumulational risk, and the guarantee is carried smoothly.
As shown in fig. 1 to fig. 3, the hopper further comprises a plurality of arch-breaking air-tight discs 4 arranged on the side wall of the hopper 2 in a penetrating manner, each arch-breaking air-tight disc 4 comprises an air cushion air-out component 41 and an air supply pipeline 42, the air cushion air-out component 41 is tightly attached to the inner side wall of the hopper 2, each air supply pipeline 42 is communicated with each other and is located on the outer side wall of the hopper 2, and the air supply pipeline 42 is used for conducting an external air source to enter the hopper 2.
In this embodiment, the number of the arch breaking air butterflies 4 is at least three.
As shown in fig. 2, the arch breaking gas butterfly 4 is located on one side of the hopper 2 close to the feed opening, and the arch breaking gas butterfly 4 is uniformly distributed along the circumferential direction of the hopper 2. Transversely evenly set up in the middle of hopper 2 and break and encircle gas butterfly 4, break and encircle the common effect that gas butterfly 4 set vibration helps class and jet-propelled helps class, can follow convenient and smooth and easy all kinds of materials of uninstallation in the various form hoppers, its vibration effect can direct action in wet granule itself, long-term use can not produce any harmful effects to hopper 2, it occupation space is little, high durability and convenient installation, low maintenance cost, it is very convenient to use, for wet granule provides continuous microvibration, the bridging and the pile up phenomenon of destroying wet granule, make wet granule material more even at the unloading in-process, also make things convenient for wet granule and hot-blast even contact to be solidified preliminarily, reduce the breakage rate.
As shown in figure 1, a lateral channel 11 is further formed in the side wall of one end, used for being communicated with an external negative pressure source, of the transverse feeding pipe 1, and the vacuum breaking valve 3 is detachably connected to a port of the lateral channel 11. A lateral channel 11 is designed in the connection vacuum direction of the transverse feeding pipe 1, when materials are not accumulated, the vacuum breaking valve can perform vacuum breaking treatment on the inner channel of the pipe when necessary to contact the negative pressure state in the pipe, and if wet particles are accumulated in the production process, the valve can be opened to quickly dredge the accumulated materials by detaching the vacuum breaking valve to serve as a standby measure.
In this embodiment, the feed inlet of the hopper 2 can be provided with a quick-connection clamp for quickly connecting with an external feeding device. Because the granulator unloading face of last process is great, easily is around the wet granule of scattering, design 2 tops of hopper adopt the circular arc to connect the clamp soon, can follow granulator's unloading baffle box quick, the sealing connection, and easy dismouting improves the packaging efficiency simultaneously.
As shown in fig. 1, a first shut-off valve 12 is arranged at one end port of the transverse feeding pipe 1 for communicating with an external hot air source, and a second shut-off valve 13 is further arranged at one end port of the transverse feeding pipe 1 for communicating with an external negative pressure source.
Example 2
This example is similar to example 1, except that:
in this embodiment, the first shutoff valve 12 is a ball valve, and the second shutoff valve 13 is a butterfly valve. The ball valve can control the air passing amount of the hot air source, so that the air inlet amount can be conveniently adjusted according to the particle size, the humidity content and the particle viscosity of the material, and the best curing effect is achieved; the butterfly valve is convenient to turn off, and the discharging of materials is convenient.
Other structures and principles of this embodiment are the same as those of embodiment 1.
Example 3
This embodiment is similar to embodiment 2, except that in this embodiment:
in this embodiment, the inner wall surface of the hopper 2 is a smooth wall surface with a roughness =0.2 μm. The wall surface is smooth enough, so that the adhesion and wall hanging of wet particles on the wall surface can be reduced, and the phenomenon of stacking and bridging is reduced.
Other structures and principles of this embodiment are the same as those of embodiment 2.
Example 4
This embodiment is similar to embodiment 2, except that in this embodiment:
in this embodiment, the inner wall surface of the hopper 2 is a smooth wall surface having a roughness =0.15 μm. The wall surface is smooth enough, so that the adhesion and wall hanging of wet particles on the wall surface can be reduced, and the phenomenon of stacking and bridging is reduced.
Other structures and principles of this embodiment are the same as those of embodiment 2.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The hopper suitable for conveying wet particles is characterized by comprising a transverse feeding pipe (1) and a hopper (2), wherein one end of the transverse feeding pipe is used for being communicated with an external hot air source, the other end of the transverse feeding pipe is used for discharging materials and is communicated with an external negative pressure source, a discharging opening of the hopper (2) is hermetically communicated with the side wall of the transverse feeding pipe (1), and a feeding opening of the hopper (2) is used for being hermetically communicated with an external feeding device; the vacuum breaking valve (3) is further embedded in the transverse feeding pipe (1), and the vacuum breaking valve (3) is communicated with an inner pipe channel of the transverse feeding pipe (1) in a sealing mode.
2. The hopper suitable for wet particle conveying as claimed in claim 1, wherein the connection between the discharge opening of the hopper (2) and the transverse feeding pipe (1) is an oval through hole (8).
3. The hopper applicable to wet particle conveying is characterized in that the hopper further comprises a plurality of arch breaking air butterfly (4) arranged on the side wall of the hopper (2) in a penetrating mode, each arch breaking air butterfly (4) comprises an air cushion air outlet assembly (41) and an air supply pipeline (42), the air cushion air outlet assembly (41) is attached to the inner side wall of the hopper (2), each air supply pipeline (42) is communicated with the other air supply pipeline and located on the outer side wall of the hopper (2), and the air supply pipelines (42) are used for conducting an external air source to enter the inside of the hopper (2).
4. A hopper adapted for wet granules transportation according to claim 3, wherein the number of said arch breaking butterflies (4) is at least three.
5. Hopper applicable to wet particle conveying according to claim 4, characterized in that the arch breaking gas butterfly (4) is located on one side of the hopper (2) close to the feeding opening, and the arch breaking gas butterfly (4) is uniformly distributed along the circumferential direction of the hopper (2).
6. A hopper adapted for wet particle transportation according to claim 3, wherein the inner side wall surface of the hopper (2) is a smooth wall surface having a roughness of 0.2 μm or less.
7. The hopper suitable for conveying wet particles as claimed in claim 3, wherein a lateral channel (11) is further formed in one side wall of the transverse feeding pipe (1) for communicating with an external negative pressure source, and the vacuum breaking valve (3) is detachably connected to a port of the lateral channel (11).
8. A hopper adapted for wet particle transportation according to claim 3, wherein the feed inlet of the hopper (2) is further provided with a quick connect clamp for quickly connecting the external feeding device.
9. A hopper suitable for wet particle conveying according to claim 3, characterized in that a first shut-off valve (12) is arranged at one end of the transverse feeding pipe (1) for communicating with an external hot air source, and a second shut-off valve (13) is arranged at one end of the transverse feeding pipe (1) for communicating with an external negative pressure source.
10. Hopper applicable to the transport of wet granules according to claim 9, characterized in that said first shut-off valve (12) is a ball valve and said second shut-off valve (13) is a butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222183842.8U CN218538490U (en) | 2022-08-18 | 2022-08-18 | Hopper suitable for wet particle conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222183842.8U CN218538490U (en) | 2022-08-18 | 2022-08-18 | Hopper suitable for wet particle conveying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218538490U true CN218538490U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222183842.8U Active CN218538490U (en) | 2022-08-18 | 2022-08-18 | Hopper suitable for wet particle conveying |
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| Country | Link |
|---|---|
| CN (1) | CN218538490U (en) |
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2022
- 2022-08-18 CN CN202222183842.8U patent/CN218538490U/en active Active
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