CN215766193U

CN215766193U - Outer cylinder sand-sliding plate with abrasion reducing strips and three-pass sand drying machine made of outer cylinder sand-sliding plate

Info

Publication number: CN215766193U
Application number: CN202121851500.8U
Authority: CN
Inventors: 董青山; 毛君豪; 丁岩; 刘广磊; 赵文龙
Original assignee: Zhengzhou Tongding Machinery Equipment Co ltd
Current assignee: Zhengzhou Tongding Machinery Equipment Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-08
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses an outer cylinder sand-sliding plate with an anti-abrasion strip and a three-pass sand drying machine made of the outer cylinder sand-sliding plate; the sand drying machine comprises a fan-shaped plate body, wherein a plurality of abrasion reducing strips are radially arranged on the fan-shaped plate body along a fan shape, the fan-shaped plate body is divided into a plurality of sand flowing areas with the same area by the abrasion reducing strips, the fan-shaped plate body is connected with the inner wall of an outer barrel of the sand drying machine through a sand sliding plate fixing plate, a plurality of first mounting holes matched with the sand sliding plate fixing plate are formed in the position, close to the long edge of a top arc, of the fan-shaped plate body, and the abrasion life of the abraded surface of the outer barrel sand sliding plate is prolonged by replacing sanding steel through the abrasion reducing strips; the interaction of the outer barrel sand-sliding plate and the outer barrel anti-abrasion strips ensures that the interactive transpiration time of sand flow in drying hot air is increased by about 3 times while the sand conveying amount of the outer barrel of the sand drying machine is ensured, and the drying efficiency is greatly improved.

Description

Outer cylinder sand-sliding plate with abrasion reducing strips and three-pass sand drying machine made of outer cylinder sand-sliding plate

Technical Field

The utility model relates to the field of sand drying machine equipment, in particular to an outer barrel sand-sliding plate with abrasion reducing strips.

Background

With the continuous development of industrialization, a dryer is widely applied to drying operation of materials such as sand and mortar as an efficient drying device, and in order to reduce the damage of cement on-site batching and stirring to the environment to the maximum extent and realize the implementation of an optimal proportioning scheme of cement, the construction of a building dry powder ready-mixed mortar station with good environmental protection effect is popularized in the country in recent years. One of the raw materials used in the dry powder ready-mixed mortar station is dry sand, a wet sand dryer is needed, and a single-cylinder dryer is used in the industry at first, and is rapidly replaced by a three-pass dryer due to poor drying effect, large heat loss, high energy consumption and low yield. However, most of sand dryers have the problem that equipment is inconvenient to maintain due to the structural structure of the three-pass dryer (three-cylinder sand dryer), and meanwhile, an outer cylinder sand sliding plate of the three-pass sand dryer in the market is directly contacted with internal materials and is a part with large abrasion loss, and the abrasion life of the three-pass sand dryer is determined by the abrasion life of corresponding parts. After the parts are worn, the parts are difficult to replace in the prior art, and the popularization and the application of the three-pass sand drying machine with higher heat efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an outer cylinder sand-sliding plate with abrasion reducing strips and a three-pass sand drying machine manufactured by the outer cylinder sand-sliding plate, and aims to solve the problem that components of the existing three-pass sand drying machine are difficult to replace in the prior art after being worn, and meanwhile, the abrasion life of a ground surface of the outer cylinder sand-sliding plate is prolonged by replacing sand steel with sand through the abrasion reducing strips on the outer cylinder sand-sliding plate, the interaction of the outer cylinder sand-sliding plate and the outer cylinder abrasion reducing strips ensures that the sand conveying amount of an outer cylinder of the sand drying machine is ensured, meanwhile, the interactive transpiration time of sand flow in drying hot air is increased by about 3 times, and the drying efficiency is greatly improved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an urceolus scouring board with antifriction strip, includes the sector plate body, radially be provided with a plurality of antifriction strips along fan-shaped on the sector plate body, the antifriction strip separates into the same quicksand region of a plurality of areas with the sector plate body, the sector plate body passes through the long limit position of top arc and offers a plurality ofly and the mounting hole of scouring pad fixed plate complex on the sector plate body through the scouring pad fixed plate and sand baking machine urceolus inner wall connection.

In order to further optimize the present invention, the following technical solutions may be preferably selected:

preferably, the height value of the wear reducing bars is 20 mm.

Preferably, the sand slide fixing plate is provided with a second mounting hole, and a welding nut is arranged at the position, corresponding to the mounting hole, of one side of the sand slide fixing plate, which deviates from the fan-shaped plate body.

Preferably, a long hole is formed in the arc long edge at the top of the fan-shaped plate body at a position corresponding to the mounting hole.

The utility model provides a three return strokes sand drying machine, includes the sand drying machine urceolus of mutual suit, a section of thick bamboo in the sand drying machine, be provided with the urceolus baffle around the axle equipartition between the section of thick bamboo in sand drying machine urceolus, the sand drying machine, be provided with the urceolus sand-sliding plate of above-mentioned arbitrary item side by side along the axial between the urceolus baffle, urceolus sand-sliding plate is the helix and arranges on sand drying machine urceolus inner wall.

Preferably, a plurality of outer cylinder antifriction strips are axially arranged on the inner wall of the outer cylinder of the sand drying machine, and round holes for penetrating the outer cylinder antifriction strips are formed in positions, corresponding to the outer cylinder antifriction strips, on the arc long edge at the top of the fan-shaped plate body.

Preferably, the number of the outer cylinder partition plates is 8, the number of the outer cylinder antifriction strips is 3, and the height of each outer cylinder antifriction strip is 20 mm.

Compared with the prior art, the utility model has the beneficial effects that:

1. the outer cylinder sand-sliding plate comprises a fan-shaped plate body, wherein a plurality of antifriction strips are arranged on the fan-shaped plate body along the fan-shaped radial direction, the height value of the antifriction strips is 20mm, the height of the antifriction strips is related to the static repose angle of a drying material, the material flow length between adjacent antifriction strips is reduced, and the purposes that the abrasive grinding is replaced by abrasive grinding through the antifriction strips and the abrasion life of a steel outer cylinder of a three-pass sand drying machine is prolonged are achieved.

2. A plurality of sand flowing channels are divided into by the outer barrel partition plate on the outer barrel wall in the equipment, each sand flowing channel is called a grid for short, a row of outer barrel sand sliding plates are welded in each grid, compared with a traditional outer barrel sand raising plate, 4 rows of sand sliding plates are welded in one grid, the equipment has the advantages that the outer barrel sand sliding plates in each grid and the outer barrel wear reducing strips interact with each other, the sand conveying capacity of the outer barrel of the sand drying machine is guaranteed, the interactive transpiration time of sand flow in hot air for drying is prolonged, the drying efficiency is greatly improved, secondly, the length of the sand raising plate of the outer barrel is large, the conveying capacity is large, the middle barrel and the inner barrel are large, and the phenomenon of blocking is difficult to occur in the drying barrel.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of an outer cylinder sand-sliding plate;

FIG. 2 is a schematic structural view of a fixing plate of the sand-sliding plate;

FIG. 3 is a schematic structural view of an outer cylinder sand-sliding plate inside the sand drying machine;

FIG. 4 is a side view of a sander.

The method comprises the following steps of 1-outer barrel sand-sliding plate, 2-outer barrel sand-sliding plate antifriction strips, 3-first mounting holes, 4-round holes, 5-long holes, 6-outer barrel of sand drying machine, 7-outer barrel antifriction strips, 8-sand-sliding plate fixing plates, 9-outer barrel partition plates, 10-middle barrel of sand drying machine, 11-welding nuts and 12-second mounting holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-4, an outer cylinder sanding block with abrasion reducing strips comprises a sector plate body 1, a plurality of outer cylinder sanding block abrasion reducing strips 2 are radially arranged on the sector plate body along a sector, the heights of the outer cylinder sanding block abrasion reducing strips 2 are related to a static repose angle of a drying material, the flowing length of the material between the adjacent outer cylinder sanding block abrasion reducing strips is reduced, and the purposes that the outer cylinder sanding block abrasion reducing strips achieve sanding instead of steel sanding and prolong the abrasion life of a steel outer cylinder of a three-pass sand drying machine are achieved.

In a preferred embodiment, the height of the outer cylinder sand-sliding plate wear-reducing strips is 20mm, 3 notches are arranged on the outer cylinder sand-sliding plate, and 24 long wear-reducing strips are arranged in a 3X8 grid mode.

The dull polish strip separates into the quicksand region that a plurality of areas are the same with sector plate body, sector plate body passes through sand-sliding plate fixed plate and sand-baking machine urceolus wall connection, be close to long limit position of top arc on the sector plate body and seted up a plurality ofly and sand-sliding plate fixed plate complex mounting hole 3, two 12 mounting holes have been seted up on the sand-sliding plate fixed plate, deviate from sector plate body one side on the sand-sliding plate fixed plate 8 and correspond the mounting hole two positions and install weld nut 11, urceolus sand-sliding plate fixed plate is in the one side of the urceolus sand-sliding plate that does not receive the sanding loss. The method has the advantages that the outer barrel sand-sliding plate is worn, the outer barrel sand-sliding plate fixing angle iron can be kept relatively intact, the position of the replaced outer barrel sand-sliding plate is determined, the replaced sand-sliding plate has stable function and is simple to operate; a long hole 5 is arranged at the arc long edge at the top of the fan-shaped plate body at a position corresponding to the mounting hole; after the first outer barrel sand-sliding plate mounting hole is in threaded bolting with the outer barrel sand-sliding plate fixing plate welded on the outer barrel, a welding seam on the periphery of the outer barrel sand-sliding plate is eliminated, and joint surface joint of the outer barrel sand-sliding plate and the outer barrel sand-sliding plate fixing plate can be interfered.

A three-pass sand baking machine comprises a sand baking machine outer cylinder and a sand baking machine middle cylinder which are mutually sleeved, outer cylinder partition plates 9 are uniformly arranged between the sand baking machine outer cylinder 6 and the sand baking machine middle cylinder 10 around a shaft, outer cylinder sand sliding plates are arranged between the outer cylinder partition plates in parallel along the axial direction, and the outer cylinder sand sliding plates are arranged on the inner wall of the sand baking machine outer cylinder in a spiral line; a plurality of outer cylinder antifriction strips 7 are axially arranged on the inner wall of the outer cylinder of the sand drying machine, and round holes 4 for penetrating the outer cylinder antifriction strips are formed in the arc long edges at the top of the fan-shaped plate body corresponding to the positions of the outer cylinder antifriction strips; 8 outer cylinder partition plates are arranged, and the height of the outer cylinder antifriction strips is 20 mm; the wall of the outer cylinder is divided into a plurality of quicksand channels by outer cylinder clapboards, and each quicksand channel is called a grid for short. The sand drying machine is different from the traditional method that 4 rows of sand sliding plates are welded in one grid of the outer cylinder sand raising plate, and one row of outer cylinder sand sliding plates are welded in each grid of the product. Secondly, the urceolus raises sand board length is big, and conveying capacity is big with well section of thick bamboo and inner tube, difficult appearance in the stoving barrel gathers stifled phenomenon, and the antifriction strip principle of mentioning in this equipment does: the antifriction strip material of sand material when section of thick bamboo wall slides is the steel, and its theory of operation is: when the sand material slips on the wall of the cylinder, the sand blocked by the antifriction strips stops slipping, but the sand above the stopped sand continues to move. Causing the sand of the stopped moving sand layer and the moving sand layer to rub against the sand. If the abrasion reducing strips are not arranged, the sand material only can be the friction between the sand and the steel cylinder wall when sliding on the cylinder wall; the anti-abrasion strip achieves the purposes of replacing sanding steel with sanding sand and prolonging the abrasion life of parts of the three-pass sand baking machine.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an urceolus smoothing board with subtract abrasive strip which characterized in that: including the sector plate body, radially be provided with a plurality of abrasive bars that subtract along fan-shaped on the sector plate body, the abrasive bars separates into the same quicksand region of a plurality of areas with the sector plate body, the sector plate body passes through the sand-sliding plate fixed plate and dries by the fire sand machine urceolus wall connection, be close to the long limit position of top arc on the sector plate body and seted up a plurality ofly with sand-sliding plate fixed plate complex mounting hole one.

2. The outer cylinder skimming plate with wear bars as claimed in claim 1, wherein said wear bars have a height of 20 mm.

3. The outer cylinder sand-sliding plate with the wear-reducing strips as claimed in claim 1, wherein a second mounting hole is formed in the sand-sliding plate fixing plate, and a welding nut is arranged at a position, corresponding to the second mounting hole, on one side of the sand-sliding plate fixing plate, which is far away from the fan-shaped plate body.

4. The outer cylinder sand-sliding plate with the wear-reducing strips as claimed in claim 1, wherein a long strip hole is formed at a position corresponding to the mounting hole on the arc long edge at the top of the sector plate body.

5. The utility model provides a three return strokes sand drying machine which characterized in that: the sand drying machine outer barrel and the sand drying machine middle barrel are mutually sleeved, outer barrel partition plates are uniformly arranged between the sand drying machine outer barrel and the sand drying machine middle barrel around a shaft, the outer barrel sand sliding plates according to any one of claims 1 to 4 are arranged between the outer barrel partition plates in parallel along the axial direction, and the outer barrel sand sliding plates are arranged on the inner wall of the outer barrel of the sand drying machine in a spiral line mode.

6. A three-pass sand dryer according to claim 5, wherein: a plurality of outer barrel antifriction strips are arranged on the inner wall of the outer barrel of the sand drying machine along the axial direction, and round holes used for penetrating the outer barrel antifriction strips are formed in the positions, corresponding to the outer barrel antifriction strips, on the arc long edge of the top of the fan-shaped plate body.

7. The three-pass sand dryer of claim 6, wherein: the urceolus baffle is provided with 8, the urceolus subtracts grinding strip is provided with 3, the height that the urceolus subtracts grinding strip is 20 mm.