CN219474212U

CN219474212U - Dry powder mortar drying equipment

Info

Publication number: CN219474212U
Application number: CN202320493659.XU
Authority: CN
Inventors: 黄正洪; 王堂树; 薛涛; 卢伟峰; 段道佳
Original assignee: Yichang Urban Rural Commercial Concrete Co ltd
Current assignee: Yichang Urban Rural Commercial Concrete Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-04
Anticipated expiration: 2033-03-10

Abstract

The utility model provides dry powder mortar drying equipment, which comprises a box body, wherein the top of the box body is communicated with a feed inlet, a fan is also fixed on the box body, the air outlet end of the fan is positioned in the box body, a fixed plate is fixed in the box body, a group of openings are formed in the fixed plate, a group of pressing blocks are arranged above the fixed plate, the pressing blocks correspond to the group of openings respectively, and an electric telescopic rod for driving the pressing blocks to lift is arranged on the box body; the box is internally provided with a first filter plate, a second filter plate and a guide plate which are in an inclined state and are sequentially arranged from top to bottom, the filtering holes on the first filter plate are larger than the filtering holes on the second filter plate, and one side of the box is provided with three discharge holes which are respectively used for the first filter plate, the second filter plate and the guide plate to pass through at one side of the lower part. The utility model can effectively disperse the agglomerated sand materials, so that the sand materials can be dried and screened better, and the proportion of medium sand and fine sand in the screened coarse sand is reduced to the greatest extent.

Description

Dry powder mortar drying equipment

Technical Field

The utility model relates to the technical field of drying equipment, in particular to dry powder mortar drying equipment.

Background

The dry powder mortar is a granular or powdery material which is formed by physically mixing aggregate (such as quartz sand) subjected to drying and screening treatment, inorganic cementing material (such as cement) and additive (such as polymer) according to a certain proportion, is transported to a construction site in a bag or bulk mode, and can be directly used after being mixed with water; when the dry powder mortar is processed, wet sand is required to be dried and then screened;

for example, chinese patent number is: the utility model patent of CN202122995958.7 discloses a dry powder mortar drying device, which comprises a shell, a feed hopper and a fan which are fixed at the top of the shell, and a first filter screen and a second filter screen which are sequentially arranged in the shell in an inclined manner from top to bottom and supported by springs, wherein a guide plate is obliquely arranged at the bottom in the shell, the mesh of the first filter screen is larger than that of the second filter screen, the output end of the fan is fixedly connected with the shell through a heating pipe with a heating resistance wire arranged in the heating pipe, two vacuum partition plates which are used for guiding received sand materials to the top ends of the second filter screen and the guide plate respectively are obliquely and fixedly connected to the inner wall of the shell, and the feed hopper is positioned right above the top ends of the first filter screen. The utility model solves the problem of high sand material drying cost in the prior art, and has the effects of reducing the drying cost, improving the drying quality and shortening the production flow.

In the above patent document, although the wet sand can be effectively dried and screened, before the wet sand is dried, because the wet sand has certain moisture, the caking of the sand is easy to occur, some caking sand cannot be dispersed only by vibration alone, the caking sand is not treated, the screening is not thorough in the screening process of the follow-up sand, and the condition that the middle sand or fine sand exists in coarse sand is easy to exist.

Disclosure of Invention

The utility model discloses dry powder mortar drying equipment, which solves the problems that the agglomerated sand materials are not treated, the screening is incomplete easily in the subsequent sand material screening process, and medium sand or fine sand exists in coarse sand.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the dry powder mortar drying equipment comprises a box body, wherein the top of the box body is communicated with a feed inlet, a fan is also fixed on the box body, the air outlet end of the fan is positioned in the box body, a fixed plate is fixed in the box body, a group of openings are formed in the fixed plate, a group of pressing blocks are arranged above the fixed plate, the pressing blocks respectively correspond to the group of openings, and an electric telescopic rod for driving the pressing blocks to lift is arranged on the box body; the box is internally provided with a first filter plate, a second filter plate and a guide plate which are in an inclined state and are sequentially arranged from top to bottom, the filtering holes on the first filter plate are larger than the filtering holes on the second filter plate, and one side of the box is provided with three discharge holes which are respectively used for the first filter plate, the second filter plate and the guide plate to pass through at one side of the lower part.

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

continuously discharging wet sand into the box body through the feed inlet, drying the wet sand entering the box body by warm air blown by the air outlet end of the fan, and then falling the sand material on the fixed plate, wherein the non-agglomerated sand material can fall downwards through the opening, and the agglomerated sand material stays on the fixed plate; then, after the electric telescopic rod drives a group of pressing blocks to repeatedly lift, the agglomerated sand materials can be pressed and scattered, so that the scattered sand materials fall downwards through the opening; sand firstly falls on a first filter plate, coarse sand slides down on the first filter plate and is discharged outside the box body, middle sand and fine sand continuously slide down through filter holes on the first filter plate, after the middle sand and the fine sand fall on a second filter plate, the middle sand slides down on the second filter plate and is discharged outside the box body, fine sand continuously passes through filter holes on the second filter plate and then falls on the guide plate, and finally fine sand slides down on the guide plate and is discharged outside the box body; the utility model can effectively disperse the agglomerated sand materials, so that the sand materials can be dried and screened better, and the proportion of medium sand and fine sand in the screened coarse sand is reduced to the greatest extent.

Drawings

FIG. 1 is a schematic elevational view in cross-section of the present utility model;

FIG. 2 is a schematic top view of the fixing plate of the present utility model;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: 1. a case; 2. a feed inlet; 3. a blower; 4. a fixing plate; 41. an opening; 42. a leak hole; 43. a flow guiding block; 5. briquetting; 51. a vertical rod; 52. a transverse tube; 53. a connection housing; 54. a control lever; 55. an electric telescopic rod; 56. a hose; 57. an air inlet pipe; 6. a carrying plate; 61. a vibrator; 7. a deflector; 8. a first filter plate; 9. a second filter plate; 10. a deflector; 11. a discharge port; 12. a hollow slab; 121. a heating rod; 13. a fixed block; 131. a spring; 14. an automatic telescopic rod; 141. a connecting plate; 142. a connecting rod; 143. and (5) impacting the block.

Detailed Description

The details of the present utility model are described below in conjunction with the accompanying drawings and examples.

As shown in fig. 1 and 2, the utility model provides dry powder mortar drying equipment, which comprises a box body 1, wherein the top of the box body 1 is communicated with a feed inlet 2, a fan 3 is also fixed on the box body 1, the air outlet end of the fan 3 is positioned in the box body 1, a fixed plate 4 is fixed in the box body 1, a group of openings 41 are formed in the fixed plate 4, a group of pressing blocks 5 are arranged above the fixed plate 4, the group of pressing blocks 5 respectively correspond to the group of openings 41, and an electric telescopic rod 55 for driving the group of pressing blocks 5 to lift is arranged on the box body 1; the inside of the box body 1 is provided with a first filter plate 8, a second filter plate 9 and a guide plate 10 which are in an inclined state and are sequentially arranged from top to bottom, the filter holes on the first filter plate 8 are larger than those on the second filter plate 9, and one side of the box body 1 is provided with three discharge holes 11 which are respectively used for the first filter plate 8, the second filter plate 9 and the guide plate 10 to pass through at one side of the lower part.

As shown in fig. 1, 2 and 3, a horizontal pipe 52 is arranged below the fixing plate 4, a group of vertical rods 51 are fixed on the horizontal pipe 52, and the top ends of the vertical rods 51 penetrate through the openings 41 to be connected with the bottom of the pressing block 5; both ends of the horizontal pipe 52 are communicated with a connecting shell 53 which is in sliding connection with the inner wall of the box body 1, a control rod 54 which sequentially penetrates through the fixing plate 4 and the top of the box body 1 is fixed on the connecting shell 53, one end of the control rod 54, which is positioned outside the box body 1, is connected with the telescopic end of an electric telescopic rod 55, and the main body of the electric telescopic rod 55 is fixed at the top of the box body 1. After the electric telescopic rod 55 is started, the telescopic end of the electric telescopic rod 55 can drive the connecting shell 53 to move upwards or downwards through the control rod 54, so that the transverse tube 52 can drive the pressing block 5 to move through the vertical rod 51, and after the pressing block 5 moves downwards, the sand materials which are stopped on the fixing plate 4 and are caked can be dispersed, so that the sand materials continuously fall downwards through the opening 41.

As shown in fig. 1 and 3, a hose 56 is connected to the bottom of one of the connection shells 53, an air inlet pipe 57 penetrating through the case 1 is connected to the other end of the hose 56, and an air outlet hole is formed in the bottom of the transverse pipe 52. After the hot air is discharged into the hose 56 through the air inlet pipe 57, the hot air can be discharged through the air outlet hole at the bottom of the transverse pipe 52, so that the sand material can be further dried; the hose 56 is provided so as not to interfere with the normal lifting of the connection housing 53.

As shown in fig. 1, two symmetrical flow guiding blocks 43 are fixed on the top of the fixed plate 4, the top of the flow guiding blocks 43 is obliquely arranged, and a group of pressing blocks 5 are positioned between the two flow guiding blocks 43; the top of the pressing block 5 is arc-shaped. The two guide blocks 43 are respectively contacted with two sides of the inside of the box body 1, and the guide blocks 43 can prevent sand materials from being accumulated on two sides of the fixed plate 4; the top of the pressing block 5 is arc-shaped (as shown in fig. 1, which is convex), so that sand can be prevented from accumulating on the top of the pressing block 5.

As shown in fig. 1, a carrier plate 6 is fixed on the side surface of the case 1, a vibrator 61 is fixed on the carrier plate 6, and a vibrating end of the vibrator 61 penetrates the case 1 and is connected with the fixing plate 4. Upon activation of vibrator 61, the fixed plate 4 may be vibrated to facilitate the sand on the fixed plate 4 to drop down through the openings 41.

As shown in fig. 1 and 2, the fixed plate 4 is provided with a group of leak holes 42, and the aperture of the leak holes 42 is larger than that of the first filter plate 8. The arrangement of the weep holes 42 can lead the non-agglomerated sand falling on the fixed plate 4 to drop downwards after passing through the weep holes 42.

As shown in fig. 1, a group of springs 131 which are symmetric left and right are respectively fixed at the top parts of the first filter plate 8, the second filter plate 9 and the guide plate 10, and a fixed block 13 connected with the inner wall of the box body 1 is fixed at the top part of the springs 131; one side of the first filter plate 8, the second filter plate 9 and the guide plate 10, which are positioned in the box body 1, are respectively connected with the inner wall of the box body 1 in a sliding way; the bottom of box 1 is fixed with automatic telescopic link 14, and the flexible end of automatic telescopic link 14 runs through the bottom of box 1 and is fixed with connecting plate 141, is fixed with the connecting rod 142 that runs through guide plate 10, no. two filter plates 9 and No. one filter plate 8 in proper order on the connecting plate 141, is fixed with three impact piece 143 that are located guide plate 10, no. two filter plates 9 and No. one filter plate 8 below respectively on the connecting rod 142. When the sand is screened, the automatic telescopic rod 14 can be started, the telescopic end of the automatic telescopic rod 14 drives the connecting rod 142 to repeatedly lift through the connecting plate 141, so that the three impact blocks 143 repeatedly impact the first filter plate 8, the second filter plate 9 and the guide plate 10, the first filter plate 8, the second filter plate 9 and the guide plate 10 vibrate, the sand is screened better, the sand slides downwards, and the sand is effectively spread out and then dried.

As shown in fig. 1, a guide vane 7 is fixed in the box 1 and located between the first filter plate 8 and the fixed plate 4, the guide vane 7 is obliquely arranged, and one side located at the lower part is far away from the discharge port 11. The setting of guide vane 7 can make the sand material that drops downwards on the fixed plate 4, and all lie in higher one side towards filter plate 8 and drop to follow-up sand material is better sieves and the stoving operation through filter plate 8.

As shown in fig. 1, two hollow plates 12 respectively positioned below the first filter plate 8 and the second filter plate 9 are fixed in the box 1, heating rods 121 are fixed in the hollow plates 12, the hollow plates 12 are obliquely arranged, and one side of the hollow plates 12 positioned at the lower part is far away from the discharge port 11. The hollow plate 12 is arranged, so that the medium sand and fine sand which drop downwards after passing through the filter holes on the first filter plate 8 can be further dried, and sand materials can drop towards the higher side of the second filter plate 9 and the guide plate 10; the deflector 7 may be replaced by a hollow plate 12 and a heating rod 121 arrangement.

When the sand material drying device is used, when the sand material is discharged into the box body 1, the hot air discharged from the air outlet end of the fan 3 can dry the sand material, when the sand material falls on the fixed plate 4, the non-agglomerated sand material falls down through the opening 41 and the leak hole 42, and the agglomerated sand material stays on the fixed plate 4; then, after the telescopic end of the electric telescopic rod 55 drives the pressing block 5 to repeatedly lift, the pressing block 5 moves downwards to be close to the fixed plate 4, and the agglomerated sand can be pressed and scattered to drop downwards; after sand material falls on filter plate 8, after coarse sand then the slip down arranges outside box 1, can carry to appointed position through conveyor such as external band conveyer, well sand and fine sand then can drop down on No. two filter plates 9 after passing the filtration pore on filter plate 8, well sand then passes No. two filter plates 9 and discharges outside box 1 after the slip down, fine sand then drops down on the guide plate 10 after passing the filtration pore on No. two filter plates 9, then discharges outside box 1 through the guide plate 10.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a dry powder mortar drying equipment, includes box (1), and the top intercommunication of box (1) has feed inlet (2), still is fixed with fan (3) on box (1), and the air-out end of fan (3) is located box (1), its characterized in that: a fixed plate (4) is fixed in the box body (1), a group of openings (41) are formed in the fixed plate (4), a group of pressing blocks (5) are arranged above the fixed plate (4), the group of pressing blocks (5) respectively correspond to the group of openings (41), and an electric telescopic rod (55) for driving the group of pressing blocks (5) to lift is arranged on the box body (1); be equipped with in box (1) and be tilting state and from last No. one filter plate (8), no. two filter plates (9) and guide plate (10) of arranging down in proper order, the filtration pore on No. one filter plate (8) is greater than the filtration pore on No. two filter plates (9), and three respectively supply No. one filter plate (8), no. two filter plates (9) and guide plate (10) are located bin outlet (11) that pass of one side of eminence.

2. The dry powder mortar drying apparatus of claim 1, wherein: a transverse pipe (52) is arranged below the fixed plate (4), a group of vertical rods (51) are fixed on the transverse pipe (52), and the top ends of the vertical rods (51) penetrate through the opening (41) to be connected with the bottom of the pressing block (5); both ends of the horizontal pipe (52) are communicated with a connecting shell (53) which is in sliding connection with the inner wall of the box body (1), a control rod (54) which sequentially penetrates through the fixing plate (4) and the top of the box body (1) is fixed on the connecting shell (53), one end of the control rod (54) which is positioned outside the box body (1) is connected with the telescopic end of the electric telescopic rod (55), and the main body of the electric telescopic rod (55) is fixed at the top of the box body (1).

3. A dry powder mortar drying apparatus according to claim 2, wherein: the bottom of one connecting shell (53) is communicated with a hose (56), the other end of the hose (56) is communicated with an air inlet pipe (57) penetrating through the box body (1), and the bottom of the transverse pipe (52) is provided with an air outlet hole.

4. The dry powder mortar drying apparatus of claim 1, wherein: two bilaterally symmetrical guide blocks (43) are fixed at the top of the fixed plate (4), the tops of the guide blocks (43) are obliquely arranged, and a group of pressing blocks (5) are positioned between the two guide blocks (43); the top of the pressing block (5) is arc-shaped.

5. The dry powder mortar drying apparatus of claim 1, wherein: the side of box (1) is fixed with loading board (6), is fixed with vibrator (61) on loading board (6), and the vibrating end of vibrator (61) runs through box (1) and is connected with fixed plate (4).

6. The dry powder mortar drying apparatus of claim 1, wherein: a group of leak holes (42) are formed in the fixed plate (4), and the aperture of the leak holes (42) is larger than that of the first filter plate (8).

7. The dry powder mortar drying apparatus of claim 1, wherein: the top parts of the first filter plate (8), the second filter plate (9) and the guide plate (10) are respectively fixed with a group of springs (131) which are bilaterally symmetrical, and the top parts of the springs (131) are fixed with fixed blocks (13) connected with the inner wall of the box body (1); one side of the first filter plate (8), the second filter plate (9) and the guide plate (10) which are positioned in the box body (1) is respectively connected with the inner wall of the box body (1) in a sliding way; the bottom of box (1) is fixed with automatic telescopic link (14), and the flexible end of automatic telescopic link (14) runs through the bottom of box (1) and is fixed with connecting plate (141), is fixed with connecting rod (142) that runs through guide plate (10), no. two filter plates (9) and No. one filter plate (8) in proper order on connecting plate (141), is fixed with three impact piece (143) that are located guide plate (10), no. two filter plates (9) and No. one filter plate (8) below respectively on connecting rod (142).

8. The dry powder mortar drying apparatus of claim 1, wherein: the box (1) is internally fixed with a guide vane (7) positioned between a first filter plate (8) and a fixed plate (4), the guide vane (7) is obliquely arranged, and one side positioned at the lower part is far away from the discharge opening (11).

9. The dry powder mortar drying apparatus of claim 1, wherein: the box (1) is internally fixed with two hollow plates (12) respectively positioned below the first filter plate (8) and the second filter plate (9), heating rods (121) are fixedly arranged in the hollow plates (12), the hollow plates (12) are obliquely arranged, and one side of the hollow plates (12) positioned at the lower part is far away from the discharge opening (11).