CN210116924U

CN210116924U - Spiral cooling conveyor

Info

Publication number: CN210116924U
Application number: CN201920155202.1U
Authority: CN
Inventors: 黄俊超; 史熙; 魏锋涛; 黄美华; 徐华进; 黄爱存
Original assignee: JIANGSU HUALIANG MACHINERY CO Ltd
Current assignee: JIANGSU HUALIANG MACHINERY CO Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-02-28
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a spiral cooling conveyor, which comprises a conveying screw, a casing, a discharging interface and a conveying motor connected with the conveying screw, wherein the casing is provided with an interlayer, a baffle is arranged in the interlayer along the axial direction at intervals, one end of the baffle is fixedly connected with the casing, a gap is reserved between the other end of the baffle and the casing, the gaps of two adjacent baffles are arranged in a staggered manner, a cooling liquid reciprocating channel is formed in the interlayer through the baffles and the gaps arranged in a staggered manner, and a liquid inlet and a liquid outlet communicated with the cooling liquid reciprocating channel are arranged at two ends of the interlayer; the screw shaft of the conveying screw is a hollow shaft, the outer sides of the two ends of the screw blade of the hollow screw shaft are respectively provided with a liquid through hole, the liquid through holes are in movable connection with a liquid through hole seat in a sealing mode, a liquid through interface is arranged on the liquid through hole seat, and the liquid through interface is communicated with the inner cavity of the hollow screw shaft through the liquid through holes. This spiral cooling conveyor can not only realize the cooling function to the material, and inside and outside material homoenergetic obtains effective cooling, and is efficient in the conveyer moreover.

Description

Spiral cooling conveyor

Technical Field

The utility model relates to a conveying equipment especially relates to a screw conveyer with cooling function.

Background

The screw conveyer pushes and conveys materials by utilizing a rotary screw blade, is widely applied to various industries such as building materials, chemical industry, electric power, metallurgy, mines and the like, and is commonly used for conveying powdery, granular and small blocky materials with the temperature of less than 200 ℃. In the application of many trades, the condition that the material temperature is higher than 200 ℃ often exists, need carry the material in this condition just can to cool off, and this not only needs to have enough to meet the need the place, needs corresponding equipment to carry out the material loading operation moreover, and production efficiency is low, has still influenced the normal development of next process.

The utility model with publication number 204110814U discloses a conveyor with cooling function, which comprises a trough and a discharge hole arranged at the bottom of the discharge end of the trough, the trough is of a sandwich structure with a cooling cavity, the cooling cavity is a closed space formed by two transverse flow channel end plates and an interlayer inner wall, a plurality of transverse flow channel partition plates are arranged in the cooling cavity at intervals, the transverse flow passage partition plate divides the cooling cavity into a plurality of transverse flow passage areas, the adjacent transverse flow passage areas are communicated with each other, the inlet and the outlet of each transverse flow passage area are arranged diagonally, the outlet of the previous transverse flow passage area is the inlet of the next transverse flow passage area connected with the previous transverse flow passage area, a plurality of longitudinal flow passage partition plates are arranged in each transverse flow passage area along the longitudinal direction of the trough in a staggered manner, one end of the trough is provided with a water inlet, the other end of the trough is correspondingly provided with a water outlet, and the water inlet and the water outlet are both communicated with the cooling cavity. According to the technical scheme, the cooling liquid flows back and forth in each transverse flow channel area along the longitudinal flow channel and then flows back and forth in the next transverse flow channel area along the longitudinal flow channel until flowing out of the cooling cavity, so that the material in the material groove is cooled forcibly, and a certain cooling effect is achieved. However, in the technical scheme, the cooling liquid cools the materials in sections through the transverse flow channel areas, because the temperature of the materials is gradually reduced from the feeding end to the discharging end in the conveyor, the cooling liquid needs to flow back and forth along the longitudinal direction in each transverse flow channel area, the cooling liquid flows back and forth between the high-temperature area and the low-temperature area in the back and forth flow process, the temperature difference between the flowing cooling liquid from the low-temperature area to the high-temperature area and the materials is reduced, the mode is unreasonable, and the cooling efficiency is greatly influenced; in addition, the technical scheme only has the cooling medium in the material groove, the cooling effect of the part of the material adjacent to the material groove is good, but the part of the material adjacent to the conveying screw shaft cannot be cooled by the cooling liquid, so that the requirement cannot be met in a plurality of conveying occasions with high cooling requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a spiral cooling conveyor is provided, it can not only realize the cooling function to the material, and inside and outside material homoenergetic obtains effective cooling, efficient in the conveyer moreover.

In order to solve the technical problem, the utility model discloses a spiral cooling conveyor, including conveying screw, casing, ejection of compact interface and the conveying motor who links to each other with conveying screw, the casing is equipped with sandwich structure, be equipped with a plurality of baffles along axial interval in this intermediate layer, the one end of baffle is fixed with the casing and is linked to each other, leave the breach between the other end of baffle and casing, the breach of two adjacent baffles is crisscross to be set up, form coolant liquid reciprocating channel through baffle and the breach of crisscross setting in the intermediate layer, be equipped with the inlet in the one end of sandwich structure's casing, be equipped with the liquid outlet at the other end of sandwich structure's casing, the inlet leads to with the liquid outlet through coolant liquid reciprocating channel; the spiral blade of the conveying screw is arranged on the spiral shaft, the spiral shaft is a hollow shaft, liquid through holes are respectively formed in the outer sides of the two ends of the spiral blade of the hollow spiral shaft, the spiral shaft is movably connected with the liquid through hole seat in a sealing mode at the liquid through holes, liquid through interfaces are arranged on the liquid through hole seat, and the liquid through interfaces on the two liquid through hole seats are communicated with the inner cavity of the hollow spiral shaft through the liquid through holes.

In the structure, because the casing is provided with the sandwich structure, a plurality of clapboards are arranged in the sandwich layer at intervals along the axial direction, one end of each clapboard is fixedly connected with the casing, a gap is reserved between the other end of each clapboard and the casing, the gaps of two adjacent clapboards are arranged in a staggered way, a cooling liquid reciprocating channel is formed in the sandwich layer through the clapboards and the staggered gaps, one end of the casing of the sandwich structure is provided with a liquid inlet, the other end of the casing of the sandwich structure is provided with a liquid outlet, the liquid inlet is communicated with the liquid outlet through the cooling liquid reciprocating channel, through the cooling liquid reciprocating channel formed by the clapboards of which one ends are arranged in the sandwich layer at intervals along the axial direction and the casing, the cooling liquid flows from one end of the casing to the other end gradually, the materials in the casing can be cooled in sequence, and relatively high temperature difference can be kept between the cooling liquid and the materials from the, the cooling effect is better.

And because the screw blade of the conveying screw is arranged on the screw shaft which is a hollow shaft, the outer sides of the two ends of the screw blade of the hollow screw shaft are respectively provided with a liquid through hole, the screw shaft is movably connected with a liquid through hole seat in a sealing way at the liquid through hole, the liquid through hole seats are provided with liquid through interfaces which are communicated with the hollow spiral shaft inner cavity through liquid through holes, the hollow screw shaft can be also filled with cooling liquid, the cooling liquid enters the inner cavity of the hollow screw shaft from the liquid filling interface of the liquid filling hole seat, the cooling device has the advantages that the cooling device can well cool materials adjacent to the screw shaft, all the materials from the inside adjacent to the screw shaft to the outside adjacent to the shell in the conveyor can be effectively cooled, the cooling efficiency is high, and the screw shaft is movably connected with the liquid through hole seat at the liquid through hole in a sealing mode, so that the normal flowing of cooling liquid between the rotating screw shaft and the fixedly installed liquid through hole seat is guaranteed.

The utility model discloses a preferred embodiment, the casing is U type structure, is equipped with the intermediate layer from the position between the feed end to the ejection of compact interface in the casing. By adopting the embodiment, the upper part of the shell with the U-shaped structure is provided with the opening, so that high-temperature water vapor in the material can be smoothly volatilized.

The utility model discloses a another kind of preferred embodiment, the baffle is the slice component that is the U type, and both sides have different length about this slice component that is the U type, form the breach between the shorter one end of length and casing on the baffle. By adopting the embodiment, the shape of the partition plate corresponds to that of the U-shaped shell sandwich structure, and the gap between the partition plate and the shell is naturally formed by different lengths of two sides of the partition plate, so that the structure is simple.

In another preferred embodiment of the present invention, the plane of the partition is perpendicular to the axis of the conveying screw. By adopting the embodiment, the partition plate is of a plane structure, and is convenient to manufacture.

The utility model discloses further preferred embodiment, the screw axis both ends are passed the casing tip respectively and are rotated the support on both ends, the liquid through hole is located between casing tip and the support. With this embodiment, the screw shaft is supported by a bracket outside the casing, facilitating the arrangement of the liquid passage hole.

The utility model discloses another further preferred embodiment, be equipped with logical liquid chamber in the logical liquid hole seat, the sealing washer is installed at logical liquid chamber both ends, and logical liquid chamber is corresponding with the logical liquid hole position on the screw axis, logical liquid hole seat passes through sealing washer and screw axis swing joint, and logical liquid hole seat links firmly on the support. By adopting the embodiment, the liquid through cavity arranged in the liquid through hole seat ensures that the liquid through hole on the rotating spiral shaft can be communicated with the liquid through interface on the liquid through hole seat at any time.

In a further preferred embodiment of the present invention, a temperature sensor is provided at the position of the outlet port in the housing. By adopting the embodiment, the temperature condition of the material after being cooled and conveyed can be measured at any time, the regulation and control of the process parameters in the material conveying process are facilitated, and the cooling and conveying effect is ensured.

Drawings

The screw cooling conveyor of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural view of one embodiment of a screw cooling conveyor of the present invention;

FIG. 2 is a schematic side view of the structure of FIG. 1 at location A-A;

FIG. 3 is an expanded schematic view of cooling fluid passages within the sandwich enclosure of the structure of FIG. 1;

fig. 4 is a partially enlarged view of the portion I in the structure shown in fig. 1.

In the figure: 1-conveying motor, 2-bracket, 3-liquid passing interface, 4-liquid passing hole, 5-liquid passing hole seat, 6-temperature sensor, 7-liquid inlet, 8-discharging interface, 9-conveying screw, 91-screw shaft, 92-screw blade, 10-clapboard, 11-notch, 12-cooling liquid reciprocating channel, 13-machine shell, 14-liquid outlet, 15-liquid passing cavity and 16-sealing ring.

Detailed Description

In the screw cooling conveyor shown in fig. 1 and 2, the casing 13 is a U-shaped structure which is bilaterally symmetrical, sealing plates are arranged at two ends of the casing 13 of the U-shaped structure, a discharging port 8 is arranged at one end of the casing 13, a temperature sensor 6 is arranged at the discharging port 8, two ends of a screw shaft 91 of the conveying screw 9 respectively penetrate through the sealing plates at the end parts of the casing 13 to be rotatably supported on supports 2 at the two ends, the conveying motor 1 connected with the conveying screw 9 is arranged at one end adjacent to the discharging port 8, the conveying motor 1 is connected with the screw shaft 91 through a coupling, and screw blades 92 arranged on the screw shaft 91 are arranged in the casing 13. A sandwich structure is arranged in a machine shell 13, the sandwich structure is arranged in the machine shell 13 from a feeding end to a discharging port 8, referring to fig. 3, a plurality of partition plates 10 are arranged in the sandwich structure at intervals along the axial direction, the plane where the partition plates 10 are located is vertical to the axial line of a conveying screw 9, one end of each partition plate 10 is fixedly connected with the machine shell 13, a gap 11 is reserved between the other end of each partition plate 10 and the machine shell 13, the gaps 11 of two adjacent partition plates 10 are arranged in a staggered mode, a cooling liquid reciprocating channel 12 is formed in the sandwich structure through the partition plates 10 and the gaps 11 arranged in the staggered mode, as shown in fig. 2, each partition plate 10 is a U-shaped sheet member which is asymmetric from left to right, the left side and the right side of each U-shaped sheet member have different lengths, the longer end of each U-shaped partition plate 10 is fixedly connected with the machine shell 13, and the; a liquid inlet 7 is arranged at one end of the shell 13 of the sandwich structure, a liquid outlet 14 is arranged at the other end of the shell 13 of the sandwich structure, and the liquid inlet 7 is communicated with the liquid outlet 14 through a cooling liquid reciprocating channel 12. Referring to fig. 4, the screw shaft 91 of the conveying screw 9 is a hollow shaft, two fluid passing holes 4 which are crossed and communicated are respectively arranged on the outer sides of two ends of the screw blade 92 of the hollow screw shaft 91, the fluid passing holes 4 are positioned between the end part of the machine shell 2 and the support 2, the shaft end of the screw shaft 91 outside the two fluid passing holes 4 is of a closed structure, the screw shaft 91 is in sealing movable connection with the fluid passing hole seat 5 at the fluid passing holes 4, the fluid passing hole seat 5 is fixedly connected on the support 2, a fluid passing cavity 15 is arranged in the fluid passing hole seat 5, two ends of the fluid passing cavity 15 are provided with sealing rings 16, the fluid passing cavity 15 corresponds to the fluid passing holes 4 on the screw shaft 9 in position, so that the fluid passing holes 4 are positioned in the fluid passing cavity 15, and the fluid passing hole seat 5, the liquid through hole seats 5 are provided with liquid through interfaces 3, and the liquid through interfaces 3 on the two liquid through hole seats 5 are communicated with the inner cavity of the hollow spiral shaft 91 through the liquid through cavity 15 and the liquid through holes 4.

The above description has been presented only for the purpose of illustrating certain preferred embodiments of the invention, and it is not to be taken as a limitation on the invention, as many modifications and variations are possible. For example, the partition board 10 may not be a U-shaped sheet member with left and right asymmetry, that is, the left and right sides of the partition board 10 may not have different lengths, but may be a U-shaped sheet member with left and right symmetry, the left and right sides have the same length, a notch is provided at the outer end of one side of the U-shaped sheet member, and a notch is also provided between one end of the partition board 10 and the housing 13; the temperature sensor 6 may also be provided in the housing 13 not only at the outlet connection 8, but also at the inlet end or in the middle of the housing 13. Therefore, any improvement and changes made on the basis of the basic principle of the present invention should be considered as falling within the protection scope of the present invention.

Claims

1. The utility model provides a spiral cooling conveyor, includes conveying screw (9), casing (13), ejection of compact interface (8) and conveying motor (1) that links to each other with conveying screw (9), its characterized in that: the cooling machine is characterized in that the machine shell (13) is provided with an interlayer structure, a plurality of partition plates (10) are arranged in the interlayer at intervals along the axial direction, one ends of the partition plates (10) are fixedly connected with the machine shell (13), gaps (11) are reserved between the other ends of the partition plates (10) and the machine shell (13), the gaps (11) of two adjacent partition plates (10) are arranged in a staggered mode, a cooling liquid reciprocating channel (12) is formed in the interlayer through the partition plates (10) and the gaps (11) arranged in the staggered mode, one end of the machine shell (13) of the interlayer structure is provided with a liquid inlet (7), the other end of the machine shell (13) of the interlayer structure is provided with a liquid outlet (14), and the liquid inlet (7) is communicated with the liquid outlet; the spiral blade (92) of the conveying spiral (9) is arranged on the spiral shaft (91), the spiral shaft (91) is a hollow shaft, liquid through holes (4) are respectively formed in the outer sides of the two ends of the spiral blade (92) of the hollow spiral shaft (91), the spiral shaft (91) is movably connected with the liquid through hole seat (5) in a sealing mode at the liquid through holes (4), liquid through interfaces (3) are arranged on the liquid through hole seat (5), and the liquid through interfaces (3) on the two liquid through hole seats (5) are communicated with the inner cavity of the hollow spiral shaft (91) through the liquid through holes (4).

2. The helical cooling conveyor according to claim 1, wherein: the shell (13) is of a U-shaped structure, and an interlayer is arranged in the shell (13) from the feeding end to the discharging interface (8).

3. The helical cooling conveyor according to claim 1, wherein: the partition plate (10) is a U-shaped sheet-shaped component, and the left side and the right side of the U-shaped sheet-shaped component have different lengths.

4. The helical cooling conveyor according to claim 1 or 3, wherein: the plane of the partition plate (10) is vertical to the axis of the conveying screw (9).

5. The helical cooling conveyor according to claim 1, wherein: two ends of the spiral shaft (91) respectively penetrate through the end part of the machine shell (13) to be rotatably supported on the brackets (2) at the two ends, and the liquid through hole (4) is positioned between the end part of the machine shell (13) and the brackets (2).

6. The helical cooling conveyor according to claim 1, wherein: be equipped with logical liquid chamber (15) in logical liquid hole seat (5), sealing washer (16) are installed at logical liquid chamber (15) both ends, and logical liquid hole (4) position on logical liquid chamber (15) and screw axis (91) is corresponding, logical liquid hole seat (5) link firmly on support (2) through sealing washer (16) and screw axis (91) swing joint, logical liquid hole seat (5).

7. The helical cooling conveyor according to claim 1, wherein: and a temperature sensor (6) is arranged at the discharging interface (8) in the shell (13).