CN212919994U - Powder conveying system is used in production of bottle level polyester chip - Google Patents

Abstract

The utility model relates to the technical field of powder conveying, in particular to a powder conveying system for bottle-grade polyester chip production, which comprises an annular conveying pipe and a circulating powder conveying structure arranged in the conveying pipe; the circulating powder conveying structure comprises a power part, a plurality of connecting parts and a conveying plate, wherein the conveying plate is connected in series through the connecting parts, and the connecting parts are driven by the power part; the conveying pipe is provided with a feeding part and a discharging part. The problems of high labor cost and low overall production efficiency in the process of conveying raw materials in the prior art are solved.

Description

Powder conveying system is used in production of bottle level polyester chip

Technical Field

The utility model relates to a technical field is carried to the powder, specifically is bottle level polyester chip production uses powder conveying system.

Background

The bottle grade polyester chip has a uniform crystal structure and narrow molecular mass distribution; the beverage is nontoxic, tasteless, transparent and glossy like glass, has good impact toughness and high strength, has small gas permeability (namely good barrier property), and can prolong the shelf life of the beverage; compared with glass, the glass has the characteristics of light weight and good safety, so that the bottle grade slices are widely used for bottle packaging containers, particularly food and beverage packaging bottles.

The production process of the existing bottle-grade polyester chip comprises raw material preparation and conveying, wherein the powdery raw material is conveyed into a stirring kettle for stirring during conveying, and a feeding port and a raw material storage point of the stirring kettle have a large height difference (measured by floors, for example, the feeding port is on the 4 th floor, and the raw material storage point is on the bottom floor) due to the large volume of the stirring kettle. The existing feeding mode generally adopts the manual work to push materials to the 4 th floor, and the process can be carried out with the help of the assistance of an elevator, but the whole process is still very laborious and wastes manpower. In order to solve the problems, the mode that the electric hoist is used for hoisting and conveying the raw materials is changed, but manual feeding and discharging are still needed, and the labor cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bottle level polyester chip production is with powder conveying system can solve and spend the cost of labor height in the raw materials process of carrying, the problem that whole production efficiency is low.

The application provides the following technical scheme:

the powder conveying system for bottle-grade polyester chip production comprises a conveying pipe provided with a feeding part and a discharging part, wherein the conveying pipe comprises at least two vertical conveying pipes and a circulating powder conveying structure arranged in the vertical conveying pipes, and the vertical conveying pipes are annular; and the vertical conveying pipes are arranged from bottom to top and are communicated with each other through the transfer box.

Has the advantages that:

1. this scheme is through setting up transport structure inside the conveyer pipe, can prevent on the one hand that the raw materials from dropping or receiving the pollution in transportation process, and on the other hand combines with transport structure and conveyer pipe, has replaced artifical pay-off, has reduced the cost of labor of carrying raw materials in-process cost.

2. The raw materials are directly conveyed to the feed inlet of the stirring kettle through the conveying pipe, so that the uncertainty in the manual transfer process is reduced; compare in the mode that adopts electric block to hang and send moreover, the conveyer pipe of this scheme can directly send the material to stirred tank's dog-house, does not need operations such as artifical unloading, has improved whole production efficiency.

3. At least two vertical conveying pipes are arranged from bottom to top, so that the materials are lifted upwards and conveyed to a feeding port of the stirring kettle; in addition, because the height from the feed inlet of the stirring kettle to the ground is higher, the conveying pipes are arranged in sections to form at least two vertical conveying pipes; compared with the mode that one pipeline is arranged, the scheme is more convenient to maintain; the conveying pipe is arranged to be a whole, so that the whole conveying pipe is higher, the stability is more uncontrollable, and more support frames and the like are possibly needed for fixing; this solution is therefore more stable and less prone to damage than the other.

Further, circulation powder conveying structure includes power portion, connecting portion and the conveying board of setting on connecting portion, the conveying board passes through connecting portion and establishes ties, connecting portion are driven by power portion.

Set up circulation powder conveying structure in the pipeline, power portion can drive the motion of connecting portion, and then drives the conveying board and promotes the conveying of raw materials upwards.

Furthermore, the top of the vertical conveying pipe close to the lower position in the vertical conveying pipes adjacent up and down is higher than the bottom of the vertical conveying pipe close to the upper position.

And then when making the raw materials upwards convey the transfer, the raw materials can pass through gravity action automatic slip to adjacent vertical conveyer pipe in, adopt simple method just to realize the transfer process, need not design other electromechanical structure alone and realize the transfer, more simply just practice thrift the cost.

Further, the transfer box comprises a cache box body and a communicating pipe; the cache box body is positioned at the top of the vertical conveying pipe below the position; the communicating pipe is communicated between the cache box body and the bottom of the vertical conveying pipe which is close to the upper position.

In the process of work, the conveying board in the vertical conveyer pipe that the position leaned on down can take the raw materials of this pipeline bottom to the top gradually, enters into the interior temporary storage of buffer box, then the raw materials in the buffer box can slide in gradually through communicating pipe to the bottom of the vertical conveyer pipe that the position leaned on, and then the raw materials that realizes between the adjacent vertical conveyer pipe links up.

And the volume of buffer memory box is bigger than communicating pipe, consequently, its inside partial raw materials that can keep in, and the raw materials in the buffer memory box is discharged gradually through communicating pipe, guarantees the continuity that whole raw materials was carried.

Further, the communicating pipe comprises a straight pipe and a funnel-shaped pipe, the wide-caliber end of the funnel-shaped pipe is communicated with the cache box body, and the bottom wall of the cache box body is arranged in a manner of inclining downwards towards the direction of the funnel-shaped pipe; the narrow-bore end of the funnel-shaped pipe is communicated with the straight pipe, and the straight pipe is communicated with the bottom of the vertical conveying pipe, which is close to the position.

The raw materials in the cache box body can be ensured to be completely slipped into the straight pipe below the cache box body, so that residues are avoided; in addition, the upper portion diameter of funnel venturi tube is bigger, compares and reduces to the pipeline diameter suddenly and is the same with the straight tube diameter, and the funnel venturi tube of this scheme is more firm with the junction of buffer memory box.

Furthermore, the funnel-shaped pipe is connected with the cache box body and the straight pipe through flange plates. Is convenient for installation and maintenance.

Further, the powder conveying device also comprises a transverse conveying pipe, and a circulating powder conveying structure is also arranged in the transverse conveying pipe; the vertical conveying pipe at the lowest part is communicated with the horizontal conveying pipe in the vertical conveying pipes arranged from bottom to top; the feeding part is positioned on the transverse conveying pipe.

When in use, the raw materials can be placed at one end of the transverse conveying pipe, then conveyed to the vertical conveying pipe through the transverse conveying pipe, and then conveyed upwards through the vertical conveying pipe; the length of horizontal conveyer pipe can set up as required, compares and directly conveys the raw materials from the lower extreme of the vertical conveyer pipe of below upwards, and this technique is another kind of transfer mode, can store more raw materials.

Furthermore, the connecting part is a conveying chain, a connecting column is fixedly arranged in the center of the conveying plate in a penetrating mode, and the conveying chain is connected with the connecting column; the power part is a gear matched with the transmission chain.

The connecting columns are arranged to ensure that the centre of the transfer plate is fixed, so as not to be excessively swung or deflected.

Furthermore, a transfer box is also arranged at the top of the uppermost vertical conveying pipe in the vertical conveying pipes arranged from bottom to top, and the transfer box is communicated with a feeding pipe; the discharging part consists of a transfer box and a feeding pipe.

In the actual use process, the conveying plate can bring the raw materials into the transfer box at the top, then the raw materials enter the material feeding pipe from the bottom of the transfer box, and then the raw materials slide into the stirring kettle.

Further, the cross section of conveyer pipe is circular, and the conveying plate is the circular that fits with the conveyer pipe inner wall. The powder conveying is better realized.

Drawings

FIG. 1 is a schematic front view of a first embodiment of a powder conveying system for producing bottle-grade polyester chips according to the present invention;

FIG. 2 is a left side view of part A of the first embodiment;

FIG. 3 is a schematic view of the driving gear and the driven gear of FIG. 2;

fig. 4 is a left side view of the junction of two vertical conveying pipes in the second embodiment.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: conveying chain 1, conveying plate 11, horizontal conveyer pipe 2, vertical conveyer pipe 3, pan feeding portion 4, transfer case 5, buffer memory box 51, communicating pipe 52, ejection of compact portion 6, conveying pipe 61, driving gear 7, driven gear 8, maintenance platform 9, support frame 10, strengthening rib 101, railing 12, toothed disc 13, driving gear 131, transmission tooth platform 132, top 133.

Example one

As shown in fig. 1, fig. 2 and fig. 3, the powder conveying system for producing bottle-grade polyester chips comprises an annular conveying pipe and a circulating powder conveying structure arranged in the conveying pipe; the ring shape referred to in the present application refers to a form that the delivery pipe is connected in the end to form a ring-shaped closed shape, and does not refer to a ring, and the ring-shaped closed shape may be an ellipse or an irregular ring shape. The annular conveying pipe is provided with a feeding part 4 and a discharging part 6. The circulating powder conveying structure comprises a power part, a plurality of connecting parts and a conveying plate 11, wherein the connecting parts in the embodiment are conveying chains 1 (such as metal chains), and the conveying plates 11 are connected in series through the conveying chains 1; the power part comprises a motor and a gear connected with an output shaft of the motor, and the transmission chain 1 is driven by the gear, which is not described in detail for the prior art. And the center of the conveying plate 11 is fixedly provided with a connecting column in a penetrating way, so that the central position of the conveying plate 11 is fixed and is not easy to swing or shake. The connecting columns are connected between two adjacent conveying plates 11 through chains, and therefore series connection between the conveying plates 11 is achieved.

The conveying pipes comprise an annular transverse conveying pipe 2 and at least two annular vertical conveying pipes 3, wherein the number of the transverse conveying pipes 2 is one in the embodiment, and the number of the vertical conveying pipes 3 is two (the detailed number can be set according to a specific site, and is only an example of one number); as shown in fig. 1, the vertical ducts 3 are arranged from bottom to top.

As shown in fig. 2, the feeding part 4 comprises a hopper and a funnel-shaped feeding opening arranged on the top surface of the hopper, and the hopper is arranged at one end of the transverse conveying pipe 2 far away from the vertical conveying pipe 3. In the embodiment, a circulating powder conveying structure is independently arranged in the transverse conveying pipe 2, the transverse conveying pipe 2 is cylindrical, and the conveying plate 11 is also circular, so that the edge of the conveying plate 11 can be matched with the inner wall of the transverse conveying pipe 2; it is worth noting that there is a certain gap between the transfer plate 11 and the inner wall of the transverse conveying pipe 2, so as to avoid the situation that the transfer plate 11 is easy to be stuck during the movement process.

The two vertical conveying pipes 3 are also respectively provided with a circulating powder conveying structure, as shown in fig. 1, and the top of the vertical conveying pipe 3 at the lower position is higher than the bottom of the vertical conveying pipe 3 at the upper position. As shown in fig. 2, the transverse conveying pipe 2 communicates with the lowermost vertical conveying pipe 3 of the two vertical conveying pipes 3 through a transfer box 5: the left end of the horizontal conveying pipe 2 (i.e., the communication between the horizontal conveying pipe 2 and the lowermost vertical conveying pipe 3) is higher than the bottom of the lowermost vertical conveying pipe 3.

In this embodiment, the transfer box 5 includes a buffer box body 51 and a communication pipe 52, the buffer box body 51 may be hollow cylindrical, hollow rectangular parallelepiped, or the like, and the buffer box body 51 in this embodiment is rectangular parallelepiped. As shown in fig. 1, in the present embodiment, 3 buffer boxes 51 are provided, and are respectively provided at the boundary between the horizontal conveying pipe 2 and the vertical conveying pipe 3, the joint between the two vertical conveying pipes 3, and the top of the vertical conveying pipe 3 at an upper position; described below, respectively:

1. the junction of the horizontal conveying pipe 2 and the vertical conveying pipe 3 is as follows: as shown in fig. 2, the horizontal delivery pipe 2 and the vertical delivery pipe 3 are communicated with a communication pipe 52 through a buffer tank body 51; a driving gear 7 driven by a motor is fixed on the wall of the cache box body 51; a rotating shaft is fixed in the material box, and a driven gear 8 is rotatably connected on the rotating shaft; the group of driven gears 8 and the driving gear 7 are meshed with the conveying chain 1 in the transverse conveying pipe 2 and are used for driving the conveying chain to move.

2. The junction of two vertical ducts 3: as shown in fig. 1, the two vertical feed pipes 3 are communicated with each other through a buffer tank 51 and a communication pipe 52, and the buffer tank 51 is disposed at the top of the vertical feed pipe 3 located at the lower position. One end of the communication pipe 52 communicates with the lower portion of the buffer tank, and the other end of the communication pipe 52 communicates with the bottom of the upper vertical feed pipe 3. A motor is fixed on the wall of the buffer box body 51, a driving gear 7 driven by the motor is arranged in the buffer box body 51, and the driving gear 7 can drive the conveying chain 1 in the vertical conveying pipe 3 below the position in fig. 1 to move, so that the raw material entering the buffer box can enter the bottom of the vertical conveying pipe 3 above the position from the bottom through a communicating pipe 52 under the action of gravity; in the same way, a driven gear 8 matched with the driving gear 7 is further arranged in the vertical conveying pipe 3 which is positioned at the lower part in fig. 1, and is used for tightening the conveying chain 1 in the pipeline so as to realize transmission.

3. Top of the upper positioned vertical duct 3: as shown in fig. 1, the discharging part 6 is positioned at the top of the upper vertical conveying pipe 3; the transfer box 5 and the feeding pipe 61 form the discharging part 6; the details are as follows: the top of the vertical conveying pipe 3 which is close to the upper position is provided with a buffer tank body 51, the bottom of the buffer tank body 51 is communicated with a communicating pipe 52, the communicating pipe 52 is communicated with an inclined feeding pipe 61, and the end part of the feeding pipe 61 can extend to the upper part of a feeding port of the stirring kettle so as to be convenient for feeding materials into the stirring kettle. A motor is fixed on the wall of the buffer box body 51, a driving gear 7 driven by the motor is arranged inside the buffer box body 51, and the driving gear 7 can drive the conveying chain 1 in the vertical conveying pipe 3 which is positioned above the buffer box body 1 to move; in the same way, a driven gear 8 matched with the driving gear 7 is further arranged in the vertical conveying pipe 3 which is positioned on the upper side in fig. 1, and is used for tightening the conveying chain 1 in the pipeline so as to realize transmission.

It is worth mentioning that, as shown in fig. 2, in order to ensure that the driving gear 7 and the driven gear 8 can better drive the transmission chain 1, the distance between two adjacent teeth can accommodate the transmission plate 11, and it is ensured that the transmission plate 11 does not affect the rotation of the gear. The detailed structure takes the driving gear 7 as an example, the driving gear 7 comprises a gear disc 13 as shown in fig. 3 and a transmission gear 131 fixed on the circumference of the gear disc 13; the transmission gear 131 includes a transmission gear table 132 whose width is gradually reduced toward a direction away from the gear plate 13 in the radial direction, and an apex 133 fixed to the transmission gear table 132; the tip 133 is adapted to contact the chain and cooperate with the chain to move the chain.

In addition, in order to ensure the stability of the parts such as the transverse conveying pipe 2, the vertical conveying pipe 3 and the transit box 5, a supporting frame 10 or an object such as a supporting rod which can play a supporting role can be added to each part, and the structure of the supporting frame 10 is not shown in fig. 1 and 2 of the embodiment, but does not represent that the transverse conveying pipe 2, the vertical conveying pipe 3 and the transit box 5 are arranged in a suspended manner; moreover, the support of the pipeline is realized by the support frame 10 or the support rod fixed on the ground, and the like, which is not described herein in detail for the prior art.

When the device is used, raw materials are placed into a feeding port at the right end of the transverse conveying pipe 2 in the drawing 2, the motor drives the conveying chains 1 in the transverse conveying pipe 2 to move, a space for containing the raw materials is formed between the adjacent conveying plates 11, and the conveying plates 11 on the conveying chains 1 convey the raw materials forwards into the buffer box body 51 at the left end of the transverse conveying pipe 2 in the process that the conveying chains 1 move forwards; the raw material in the buffer tank body 51 slides into the communicating pipe 52 by the self gravity and then enters the bottom of the vertical conveying pipe 3. In a similar way, the conveying chain 1 and the conveying plate 11 in the vertical conveying pipe 3 upwards convey the raw materials to the transfer box 5 at the joint of the two vertical conveying pipes 3 shown in fig. 1, the raw materials slide into the communicating pipe 52 at the joint through the action of gravity, and then enter the bottom of the vertical conveying pipe 3 leaning to the upper position, so that the raw materials between the adjacent vertical conveying pipes 3 are connected. Similarly, the conveying chain 1 and the conveying plate 11 in the vertical conveying pipe 3 at the upper position act to convey the raw materials upwards to enter the cache box 51 at the top in fig. 1, and then the raw materials automatically slide into the feeding pipe 61 and finally enter the stirring kettle.

Example two

The difference between the present embodiment and the first embodiment is that the vertical conveying pipe 3 is not connected in parallel from left to right in fig. 1, but connected in a manner that the rings are buckled as shown in fig. 4 (for example, the connection manner of two adjacent rings in nine-link rings in the prior art); the buffer tank body 51 is positioned at the top of the vertical conveying pipe 3 at the lower position, one corner of the buffer tank body 51 is cut to form a communication hole, one end of the communication pipe 52 is communicated with the communication hole, and the other end of the communication pipe 52 is communicated with the bottom of the vertical conveying pipe 3 at the upper position.

The communication pipe 52 in this embodiment includes a straight pipe and a funnel-shaped pipe, a wide-bore end of the funnel-shaped pipe is communicated with the buffer box body 51, and a bottom wall of the buffer box body 51 is arranged to be inclined downward toward the funnel-shaped pipe; the narrow aperture end of the funnel-shaped pipe is communicated with the straight pipe, and the straight pipe is communicated with the bottom of the vertical conveying pipe 3 with the position leaning on. The funnel-shaped pipe is connected with the buffer box body 51 and the straight pipe through flange plates, so that the installation and the maintenance are convenient.

An overhaul platform 9 is arranged below the cache box body 51, and a straight pipe penetrates through the overhaul platform 9; a support frame 10 is fixed below the maintenance platform 9; a reinforcing rib 101 is arranged on the support frame 10, one end of the reinforcing rib 101 is fixed with the support frame 10, and the other end of the reinforcing rib 101 is fixed with the maintenance platform 9; a stair is arranged on one side of the maintenance platform 9, so that maintenance workers can conveniently go onto the maintenance platform 9; the circumference of overhauing platform 9 is provided with railing 12, further guarantees personnel's on the platform security, prevents that personnel from dropping.

The above are merely examples of the present invention, and the present invention is not limited to the field related to the embodiments, and general knowledge of known specific structures and characteristics in the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, and these should also be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. The powder conveying system for bottle-grade polyester chip production comprises a conveying pipe provided with a feeding part and a discharging part, and is characterized in that the conveying pipe comprises at least two vertical conveying pipes and a circulating powder conveying structure arranged in the vertical conveying pipes, and the vertical conveying pipes are annular; and the vertical conveying pipes are arranged from bottom to top and are communicated with each other through the transfer box.

2. The powder conveying system for producing bottle-grade polyester chips according to claim 1, wherein: the circulating powder conveying structure comprises a power part, a connecting part and a conveying plate arranged on the connecting part, the conveying plate is connected in series through the connecting part, and the connecting part is driven by the power part.

3. The powder conveying system for producing bottle-grade polyester chips according to claim 2, wherein: among the vertical conveying pipes which are adjacent up and down, the top of the vertical conveying pipe which is lower than the position is higher than the bottom of the vertical conveying pipe which is upper than the position.

4. The powder conveying system for producing bottle-grade polyester chips according to claim 3, wherein: the transfer box comprises a cache box body and a communicating pipe; the cache box body is positioned at the top of the vertical conveying pipe below the position; the communicating pipe is communicated between the cache box body and the bottom of the vertical conveying pipe which is close to the upper position.

5. The powder conveying system for producing bottle-grade polyester chips according to claim 4, wherein: the communication pipe comprises a straight pipe and a funnel-shaped pipe, the wide-caliber end of the funnel-shaped pipe is communicated with the cache box body, and the bottom wall of the cache box body is arranged in a manner of inclining downwards towards the direction of the funnel-shaped pipe; the narrow-bore end of the funnel-shaped pipe is communicated with the straight pipe, and the straight pipe is communicated with the bottom of the vertical conveying pipe, which is close to the position.

6. The powder conveying system for producing bottle-grade polyester chips according to claim 5, wherein: the funnel-shaped pipe is connected with the caching box body and the straight pipe through flange plates.

7. The powder conveying system for producing bottle-grade polyester chips according to any one of claims 2 to 6, wherein: the powder conveying device also comprises a transverse conveying pipe, and a circulating powder conveying structure is also arranged in the transverse conveying pipe; the vertical conveying pipe at the lowest part is communicated with the horizontal conveying pipe in the vertical conveying pipes arranged from bottom to top; the feeding part is positioned on the transverse conveying pipe.

8. The powder conveying system for producing bottle-grade polyester chips according to claim 7, wherein: the connecting part is a conveying chain, a connecting column is fixedly arranged in the center of the conveying plate in a penetrating mode, and the conveying chain is connected with the connecting column; the power part is a gear matched with the transmission chain.

9. The powder conveying system for producing bottle-grade polyester chips according to claim 8, wherein: the top of the uppermost vertical conveying pipe in the vertical conveying pipes arranged from bottom to top is also provided with a transfer box which is communicated with a feeding pipe; the discharging part consists of a transfer box and a feeding pipe.

10. The powder conveying system for producing bottle-grade polyester chips according to any one of claims 2 to 6, 8 and 9, wherein: the cross section of conveyer pipe is circular, and the transfer plate is circular.

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