CN219291523U

CN219291523U - Drying and screening device for manufacturing dry-mixed mortar from industrial waste residues

Info

Publication number: CN219291523U
Application number: CN202320180768.6U
Authority: CN
Inventors: 董红伟; 张中华; 张可一
Original assignee: Suiping Jinding Building Material Co ltd
Current assignee: Suiping Jinding Building Material Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-07-04
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues, which comprises a box body, wherein the top of the box body is communicated with a feed chute, the front side and the rear side of an inner cavity of the feed chute are both movably connected with crushing rollers, the inner cavities of the two crushing rollers are both fixedly connected with transmission rods, and the right sides of the two transmission rods are both extended to the right side of the feed chute and are fixedly connected with a first motor. According to the utility model, through the matched use of the box body, the feed chute, the crushing roller, the transmission rod, the first motor, the protective shell, the vibration mechanism, the screen plate, the cleaning mechanism, the storage box, the partition plate, the heating plate and the supporting seat, the problems that the existing screening machine lacks an automatic cleaning effect on the screening plate, a large number of screen holes are blocked by materials after the screening plate is used for a long time, the screening efficiency is reduced, a worker is required to spend time cleaning after stopping the machine, the working efficiency and the screening efficiency of the worker are reduced, and the screened materials cannot be rapidly dried are solved.

Description

Drying and screening device for manufacturing dry-mixed mortar from industrial waste residues

Technical Field

The utility model belongs to the technical field of screening devices, and particularly relates to a drying and screening device for manufacturing dry-mixed mortar from industrial waste residues.

Background

The process of breaking up material into different fractions by one or more layers of screening surface is called screening. The sieving machine is vibration sieving mechanical equipment which utilizes the relative motion of the granular materials and the sieving surface to enable partial particles to penetrate through sieve holes and divide the materials such as sand, gravel, broken stone and the like into different grades according to the particle size.

For example, application number: the utility model belongs to the technical field of mortar preparation, and particularly relates to a screening machine for preparing dry-mixed mortar, which comprises a mounting seat, wherein the mounting seat is provided with supporting feet, the supporting feet are provided with screening barrels, the screening barrels are provided with first discharge holes, the screening barrels are provided with second discharge holes, the upper end of the right side of each screening barrel is provided with a feed hopper, each screening barrel is provided with a semicircular screen plate, and the semicircular screen plate is provided with a reciprocating swing mechanism; the reciprocating swing mechanism comprises a rotating rod, a swing rod, a disc, a sliding rod and a motor, and the swing rod is provided with a sliding groove; the semicircular sieve plate is driven to reciprocate left and right in the sieving barrel by the starting motor, so that raw materials are prevented from being piled up on the sieve plate when sieving the raw materials, the working efficiency is improved, and the sieving effect is better.

Based on the retrieval of above-mentioned patent to and combine the discovery of screening machine among the prior art, above-mentioned screening machine when using, although can be when carrying out the screening to the raw materials, avoided the raw materials to pile up on the sieve, but lack the automatic clearance effect to the sieve for a large amount of sieve holes are blocked by the material after the sieve uses for a long time, thereby reduce screening efficiency, and can not carry out drying treatment to the material after the screening, make the workman need collect the material after send to other places and dry, increased manpower and materials and reduced workman's work efficiency.

According to the drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues, provided by the utility model, materials can be rapidly screened through the vibration mechanism, the screening efficiency is improved, the screen plate can be automatically cleaned through the cleaning mechanism, the screen holes are conveniently and later maintained to avoid blocking, so that the screening efficiency is affected, the screened materials can be rapidly dried, a worker is not required to send the collected materials to the worker, and the working efficiency of the worker is improved.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues, which has the advantages of automatically cleaning a screen plate, facilitating later maintenance, avoiding screen hole blockage to influence screening efficiency, and fast drying screened materials, and solves the problems that the existing screening machine lacks an automatic cleaning effect on the screen plate, so that a large number of screen holes are blocked by the materials after the screen plate is used for a long time, thereby reducing screening efficiency, requiring workers to spend time cleaning after stopping the machine, reducing working efficiency and screening efficiency of the workers, and being incapable of fast drying the screened materials.

The utility model discloses a dry screening device for manufacturing dry-mixed mortar by industrial waste residues, which comprises a box body, wherein the top of the box body is communicated with a feeding groove, the front side and the rear side of an inner cavity of the feeding groove are both movably connected with crushing rollers, the inner cavities of the two crushing rollers are both fixedly connected with transmission rods, the right sides of the two transmission rods are both extended to the right side of the feeding groove and are fixedly connected with first motors, a protective shell is fixedly connected between the surfaces of the two first motors, the left side of the protective shell is fixedly connected with the feeding groove, the two sides of the inner cavity of the box body are both fixedly connected with vibrating mechanisms, each vibrating mechanism comprises a base, one side of the base close to the inner wall of the box body is fixedly connected with the inner wall of the box body, a sieve plate is fixedly connected between the tops of the two vibrating mechanisms, the left side of the sieve plate is fixedly connected with a cleaning mechanism, the right sides of the two second motors are both fixedly connected with the sieve plate, the bottom of the inner cavity of the box is fixedly connected with a storage box, the bottom of the inner cavity is fixedly connected with a partition plate, the front side of the storage box and the rear side of the box body is fixedly connected with a heating plate.

As the preferable mode of the utility model, the top of the base is fixedly connected with a double-shaft motor, the output ends at two sides of the double-shaft motor are fixedly connected with rotary protruding rods, one sides of the two rotary protruding rods, which are close to the inner wall of the box, are movably connected with the inner wall of the box, the surfaces of the two rotary protruding rods are respectively sleeved with limiting shells, the bottoms of the two limiting shells are fixedly connected with the base, protruding parts of the two rotary protruding rods are respectively movably connected with adjusting rods through shaft pins, the tops of the two adjusting rods are respectively movably connected with a movable rod through shaft pins, the tops of the two movable rods are respectively fixedly connected with a firing pin, the surfaces of the two firing pins are respectively provided with springs, the bottoms of the two springs are respectively fixedly connected with a gasket, the tops of the surfaces of the two movable rods are respectively and slidably connected with shells, the tops of the two gaskets are respectively fixedly connected with fixing blocks, one sides of the two fixing blocks, which are close to the two sides of the two fixing blocks, the bottoms of the two fixing blocks are respectively fixedly connected with a buffer rod, and one sides of the four buffer rods, which are respectively close to the two limiting shells.

As the preferable mode of the utility model, the opposite sides of the surfaces of the two rotary protruding rods are respectively sleeved with a limiting ring, and one side of the two limiting rings, which is close to the inner wall of the box body, is fixedly connected with the inner wall of the box body.

As the preferable mode of the utility model, the two sides of the double-shaft motor are fixedly connected with limiting blocks, and the bottoms of the two limiting blocks are fixedly connected with the base.

As the preferable mode of the utility model, the front side and the rear side of the bottom of the base are fixedly connected with the first supporting rods, and the bottoms of the two first supporting rods are fixedly connected with the inner wall of the bottom of the box body.

As the preferable output ends of the two second motors are fixedly connected with threaded rods, the right sides of the two threaded rods are movably connected with positioning frames, one side, close to the inner wall of the screen plate, of the two positioning frames is fixedly connected with the inner wall of the screen plate, a scraper knife is movably connected between the surfaces of the two threaded rods, the front side and the rear side of the scraper knife are respectively contacted with the inner wall surfaces of the front side and the rear side of the screen plate, the bottom of the scraper knife is fixedly connected with a hairbrush, and the bottom of the hairbrush is contacted with the inner wall surface of the bottom of the screen plate.

As the preferable mode of the utility model, the front side and the rear side of the bottom of the protective shell are fixedly connected with the second supporting rods, and the bottoms of the two second supporting rods are fixedly connected with the box body.

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

1. according to the utility model, through the matched use of the box body, the feed chute, the crushing roller, the transmission rod, the first motor, the protective shell, the vibration mechanism, the screen plate, the cleaning mechanism, the storage box, the partition plate, the heating plate and the supporting seat, the problems that the existing screening machine lacks an automatic cleaning effect on the screening plate, a large number of screen holes are blocked by materials after the screening plate is used for a long time, the screening efficiency is reduced, a worker is required to spend time cleaning after stopping the machine, the working efficiency and the screening efficiency of the worker are reduced, and the screened materials cannot be rapidly dried are solved.

2. According to the utility model, materials are poured into the feed chute by a user, then the first motor is started, the first motor drives the two crushing rollers to crush the materials, the crushed materials are discharged into the sieve plate, the user starts the double-shaft motor on the base, the output ends on the front side and the rear side of the double-shaft motor rotate to drive the two rotary protruding rods to rotate, the rotary protruding rods drive the bottoms of the regulating rods to rotate, when the bottoms of the regulating rods rotate upwards, the tops of the regulating rods drive the moving rods to move upwards along the inner wall of the shell, the moving rods drive the striker to strike the gasket, the fixed blocks are jacked, and the stretching springs are jacked to drive the sieve plate to move upwards, when the bottoms of the regulating rods rotate downwards, the regulating rods drive the moving rods to move downwards, at the moment, the springs and the buffer rods shrink to pull the fixed blocks downwards, the fixed blocks to move downwards, the effect of vibrating the sieve plate is achieved, the materials inside slide down when the sieve plate vibrates, the unqualified materials gradually incline to the right due to inclination of the sieve plate and are finally discharged from the openings on the right side of the sieve plate and the box body, the qualified materials pass through the filter materials, fall down to the inner side of the sieve plate to the storage box, and then the limit plate is set up through the limit stop plate, the limit stop plate is set by the limit stop plate, the limit stop plate is arranged on the limit stop plate is arranged, the limit stop plate is arranged on the limit stop plate is used, and the limit stop plate is used to be used to dry the limit stop plate, and the material is used to dry the limit stop box is used to be used to stop and is passed through the limit stop and has passed through the limit stop.

3. According to the utility model, a user starts the second motors, the output ends of the two second motors drive the two threaded rods to rotate along the inner wall of the positioning frame, the two threaded rods drive the scraper knife to transversely move when rotating, residues attached to the inner walls of the front side and the rear side of the sieve plate are removed, the scraper knife drives the hairbrush to move when moving, sieve holes at the bottom of the sieve plate are cleaned, materials are prevented from blocking the sieve holes of the sieve plate after the sieve plate is used for a long time, and the sieving efficiency of the device is reduced.

4. According to the utility model, the second supporting rod is arranged, so that the limiting effect on the protective shell is achieved.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a front cross-sectional view provided by an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a vibration mechanism provided by an embodiment of the present utility model;

FIG. 4 is an enlarged view of a portion of the structure shown at A in FIG. 3, provided by an embodiment of the present utility model;

fig. 5 is a cross-sectional view of a cleaning mechanism provided by an embodiment of the present utility model.

In the figure: 1. a case; 2. a feed chute; 3. a pulverizing roller; 4. a transmission rod; 5. a first motor; 6. a protective shell; 7. a vibration mechanism; 701. a base; 702. a biaxial motor; 703. rotating the protruding rod; 704. a limit shell; 705. an adjusting rod; 706. a moving rod; 707. a striker; 708. a spring; 709. a gasket; 710. a housing; 711. a fixed block; 712. a buffer rod; 713. a limiting ring; 714. a limiting block; 715. a first support bar; 8. a sieve plate; 9. a cleaning mechanism; 901. a second motor; 902. a threaded rod; 903. a positioning frame; 904. a shovel blade; 905. a brush; 10. a storage bin; 11. a partition plate; 12. a heating plate; 13. a support base; 14. and a second support bar.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues provided by the embodiment of the utility model comprises a box body 1, wherein the top of the box body 1 is communicated with a feeding groove 2, the front side and the rear side of the inner cavity of the feeding groove 2 are both movably connected with crushing rollers 3, the inner cavities of the two crushing rollers 3 are both fixedly connected with transmission rods 4, the right sides of the two transmission rods 4 are both extended to the right side of the feeding groove 2 and are fixedly connected with a first motor 5, a protective shell 6 is fixedly connected between the surfaces of the two first motors 5, the left side of the protective shell 6 is fixedly connected with the feeding groove 2, the two sides of the inner cavity of the box body 1 are both fixedly connected with vibrating mechanisms 7, the vibrating mechanisms 7 comprise a base 701, one side of the base 701 close to the inner wall of the box body 1 is fixedly connected with the inner wall of the box body 1, a sieve plate 8 is fixedly connected between the tops of the two vibrating mechanisms 7, the left side of the cleaning mechanism 8 is fixedly connected with a cleaning mechanism 9, the cleaning mechanism 9 comprises two second motors 901, the right sides of the two second motors 901 are both are fixedly connected with 8, the bottom of the inner cavity of the box body 1 is fixedly connected with a material storage box 10, the bottom of the inner cavity 10 is fixedly connected with a heating plate 10, the bottom of the base 13 is fixedly connected with a heating plate 13, and the bottom of the front side of the storage box body 10 is fixedly connected with the base 13.

Referring to fig. 2, 3 and 4, the top of the base 701 is fixedly connected with a double-shaft motor 702, output ends at two sides of the double-shaft motor 702 are fixedly connected with rotating protruding rods 703, one sides of the two rotating protruding rods 703 close to the inner wall of the box 1 are movably connected with the inner wall of the box 1, the surfaces of the two rotating protruding rods 703 are respectively sleeved with a limiting shell 704, the bottoms of the two limiting shells 704 are fixedly connected with the base 701, protruding parts of the two rotating protruding rods 703 are respectively movably connected with an adjusting rod 705 through a shaft pin, the tops of the two adjusting rods 705 are respectively movably connected with a moving rod 706 through a shaft pin, the tops of the two moving rods 706 are respectively fixedly connected with a firing pin 707, the surfaces of the two firing pins are respectively provided with a spring 708, the bottoms of the two springs 708 are respectively fixedly connected with the tops of the moving rods 706, the tops of the two springs 708 are respectively fixedly connected with a gasket 709, the top of the surfaces of the two movable rods 706 are respectively and slidably connected with a shell 710, the top of the two gaskets 709 is respectively and fixedly connected with the inner walls of the tops of the two shells 710, the tops of the two shells 710 are respectively and fixedly connected with a fixed block 711, one side of the two fixed blocks 711 close to the sieve plate 8 is respectively and fixedly connected with a buffer rod 712, one side of the four buffer rods 712 close to the limiting shell 704 is respectively and fixedly connected with the two limiting shells 704, one side of the two rotary protruding rods 703 opposite to the surfaces is respectively sleeved with a limiting ring 713, one side of the two limiting rings 713 close to the inner wall of the box 1 is fixedly connected with the inner wall of the box 1, two sides of the double-shaft motor 702 are respectively and fixedly connected with a limiting block 714, the bottoms of the two limiting blocks 714 are respectively and fixedly connected with a base 701, the front side and the rear side of the bottom of the base 701 are respectively and fixedly connected with a first supporting rod 715, the bottoms of the two first support rods 715 are fixedly connected with the inner wall of the bottom of the box body 1.

The scheme is adopted: by a user pouring the material into the feed chute 2 and then starting the first motor 5, the first motor 5 drives the two crushing rollers 3 to crush the material, the crushed material is discharged into the sieve plate 8, next, the user starts the double-shaft motor 702 on the base 701, the output ends on the front side and the rear side of the double-shaft motor 702 rotate to drive the two rotating protruding rods 703 to rotate, the rotating protruding rods 703 drive the bottom of the adjusting rod 705 to rotate, when the bottom of the adjusting rod 705 rotates upwards, the top of the adjusting rod 705 drives the moving rod 706 to move upwards along the inner wall of the shell 710, the moving rod 706 drives the firing pin 707 to strike the gasket 709 to jack up the fixing block 711, and the tension spring 708 drives the sieve plate 8 to move upwards after the fixing block 711 is jacked up, when the bottom of the adjusting rod 705 rotates downwards, the adjusting rod 705 drives the moving rod 706 to move downwards, at the moment, the springs 708 and the buffer rod 712 shrink to pull the fixing block 711 downwards, when the fixing block 711 is pulled downwards, the sieve plate 8 is driven to move downwards, the effect of vibrating the sieve plate 8 is achieved, the inside material is driven to vibrate when the sieve plate 8 vibrates, unqualified materials gradually slide right due to the inclined gradient of the sieve plate 8 and finally are discharged from openings on the right sides of the sieve plate 8 and the box body 1, qualified materials pass through sieve holes of the sieve plate 8 and fall into the storage box 10, then the materials in the storage box 10 are dried and dehydrated through the heating plate 12, after the drying is finished, a user withdraws the partition plate 11 from the storage box 10, the materials flow out, then the user collects the materials, the limiting effect on the buffer rod 712 is achieved through the limiting shell 704, the limiting effect on the rotary protruding rod 703 is achieved through the limiting ring 713, the limiting effect on the double-shaft motor 702 is achieved through the limiting block 714, the first supporting rod 715 is arranged, playing a limiting role on the base 701.

Referring to fig. 2 and 5, the output ends of the two second motors 901 are fixedly connected with threaded rods 902, the right sides of the two threaded rods 902 are movably connected with positioning frames 903, one sides of the two positioning frames 903 close to the inner wall of the screen plate 8 are fixedly connected with the inner wall of the screen plate 8, a shovel blade 904 is movably connected between the surfaces of the two threaded rods 902, the front side and the rear side of the shovel blade 904 are respectively contacted with the inner wall surfaces of the front side and the rear side of the screen plate 8, a brush 905 is fixedly connected to the bottom of the shovel blade 904, and the bottom of the brush 905 is contacted with the inner wall surface of the bottom of the screen plate 8.

The scheme is adopted: through user start second motor 901, the output of two second motors 901 drives two threaded rods 902 and rotates along locating rack 903 inner wall, drives scraper knife 904 lateral shifting when two threaded rods 902 rotate, and carry out the shovel to the attached residue of sieve 8 front side and rear side inner wall, drive brush 905 and remove when scraper knife 904 removes, clear up the sieve mesh of sieve 8 bottom, prevent that sieve 8 from using the sieve mesh of back material jam sieve 8 for a long time, reduce the screening efficiency of device.

Referring to fig. 1 and 2, the front side and the rear side of the bottom of the protective housing 6 are fixedly connected with the second support rods 14, and the bottoms of the two second support rods 14 are fixedly connected with the case 1.

The scheme is adopted: by providing the second support bar 14, a limiting effect on the protective housing 6 is achieved.

The working principle of the utility model is as follows:

when in use, a user pours materials into the feed chute 2, then the first motor 5 is started, the first motor 5 drives the two smashing rollers 3 to smash the materials, the smashed materials are discharged into the sieve plate 8, next, the user starts the double-shaft motor 702 on the base 701, the output ends on the front side and the rear side of the double-shaft motor 702 rotate to drive the two rotating protruding rods 703 to rotate, the rotating protruding rods 703 drive the bottom of the adjusting rods 705 to rotate, when the bottom of the adjusting rods 705 rotates upwards, the top of the adjusting rods 705 drive the moving rods 706 to move upwards along the inner wall of the shell 710, the moving rods 706 drive the firing pins 707 to strike the gaskets 709 to jack up the fixing blocks 711, and the tension springs 708 drive the sieve plate 8 to move upwards after the moving rods 711 are jacked up, when the bottom of the adjusting rods 705 rotates downwards, the adjusting rods 705 drive the moving rods 706 to move downwards, at the moment, the springs 708 and the buffer rods 712 shrink to pull the fixing blocks 711 downwards, when the fixing block 711 is pulled downwards, the sieve plate 8 is driven to move downwards, the effect of vibrating the sieve plate 8 is achieved, the inside materials are driven to vibrate when the sieve plate 8 vibrates, unqualified materials gradually slide rightwards due to the inclined gradient of the sieve plate 8 and finally are discharged from openings on the right sides of the sieve plate 8 and the box body 1, qualified materials pass through sieve holes of the sieve plate 8 and fall into the storage box 10, then the materials in the storage box 10 are dried and dehydrated through the heating plate 12, after the drying is finished, a user withdraws the partition plate 11 from the storage box 10, the materials flow out, then the user collects the materials, when the sieve plate 8 needs to be cleaned and maintained, the user starts the second motor 901, the output ends of the two second motors 901 drive the two threaded rods 902 to rotate along the inner wall of the positioning frame 903, and the shovel blades 904 are driven to move transversely when the two threaded rods 902 rotate, residue attached to the inner walls of the front side and the rear side of the sieve plate 8 is shoveled, the scraper knife 904 drives the hairbrush 905 to move when moving, sieve holes at the bottom of the sieve plate 8 are cleaned, the sieve holes of the sieve plate 8 are prevented from being blocked by materials after the sieve plate 8 is used for a long time, and the sieving efficiency of the device is reduced.

To sum up: this dry screening plant of industrial waste preparation dry-mixed mortar through setting up box 1, feed chute 2, crushing roller 3, transfer line 4, first motor 5, protective housing 6, vibration mechanism 7, sieve 8, clearance mechanism 9, storage box 10, baffle 11, hot plate 12 and supporting seat 13's cooperation is used, has solved current screening machine and has lacked the automatic cleaning effect to the sieve flitch for a large amount of sieve meshes are blocked by the material after the sieve flitch is used for a long time, thereby reduce screening efficiency, need the workman to spend time clearance after stopping the machine, reduced workman's work efficiency and screening efficiency, and can not be to the problem of the quick drying treatment of the material after the screening.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry screening plant of industrial waste residue preparation dry-mixed mortar, includes box (1), its characterized in that: the utility model discloses a vibrating mechanism for a material storage box, which is characterized in that a feeding groove (2) is communicated with the top of a box body (1), a crushing roller (3) is movably connected to the front side and the rear side of an inner cavity of the feeding groove (2), transmission rods (4) are fixedly connected to one side of the inner walls of the two crushing rollers (3), the right sides of the two transmission rods (4) are respectively extended to the right sides of the feeding groove (2) and fixedly connected with a first motor (5), a protective shell (6) is fixedly connected between the surfaces of the two first motors (5), the left side of the protective shell (6) is fixedly connected with the feeding groove (2), vibrating mechanisms (7) are respectively fixedly connected to the two sides of the inner cavity of the box body (1) and comprise a base (701), one side, close to the inner walls of the box body (1), of the base (701) is fixedly connected with an inner wall of the box body (1), a cleaning mechanism (9) is fixedly connected to the left side of the two vibrating mechanisms (8), the cleaning mechanism (9) comprises two second motors (901), the two second motors (901) are respectively fixedly connected with a sieve plate (10) and the bottom of the box body (10) is fixedly connected with a material storage box (10), the front side and the rear side of the storage box (10) are fixedly connected with heating plates (12), and the bottom of the box body (1) is fixedly connected with a supporting seat (13).

2. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 1, wherein the drying and screening device comprises: the top of base (701) is fixedly connected with biax motor (702), the output of biax motor (702) both sides all fixedly connected with rotation protruding pole (703), the one side that two rotation protruding poles (703) are close to box (1) inner wall all with the inner wall swing joint of box (1), the surface of two rotation protruding poles (703) all overlaps and is equipped with spacing shell (704), the bottom of two spacing shell (704) all with base (701) fixed connection, the protruding portion of two rotation protruding poles (703) all has regulation pole (705) through pivot swing joint, the top of two regulation pole (705) all has movable rod (706) through pivot swing joint, the top of two movable rod (706) all fixedly connected with firing pin (707), the surface of two firing pin (707) all is provided with spring (708), the bottom of two spring (708) all is fixedly connected with the top of movable rod (706), the top of two movable rod (706) all is connected with shell (710) in a sliding connection, the top of two movable rod (706) surface all is connected with shell (710) respectively, the top of two shell (710) and two screen plate (8) both sides (710) are fixedly connected with one side of screen plate (8) respectively, the front side and the rear side of the bottoms of the two fixing blocks (711) are fixedly connected with buffer rods (712), and one side, close to the limiting shell (704), of each of the four buffer rods (712) is fixedly connected with the two limiting shells (704) respectively.

3. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 1, wherein the drying and screening device comprises: and limiting rings (713) are sleeved on the opposite sides of the surfaces of the two rotary protruding rods (703), and one side, close to the inner wall of the box body (1), of the two limiting rings (713) is fixedly connected with the inner wall of the box body (1).

4. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 2, wherein the drying and screening device comprises: limiting blocks (714) are fixedly connected to two sides of the double-shaft motor (702), and the bottoms of the two limiting blocks (714) are fixedly connected with the base (701).

5. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 1, wherein the drying and screening device comprises: the front side and the rear side of the bottom of the base (701) are fixedly connected with first support rods (715), and the bottoms of the two first support rods (715) are fixedly connected with the inner wall of the bottom of the box body (1).

6. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 1, wherein the drying and screening device comprises: the output of two second motors (901) is all fixedly connected with threaded rod (902), and the equal swing joint in right side of two threaded rods (902) has locating rack (903), and one side that two locating racks (903) are close to the inner wall of sieve (8) is with the inner wall fixed connection of sieve (8), swing joint has scraper knife (904) between the surface of two threaded rods (902), the front side and the rear side of scraper knife (904) respectively with the inner wall surface contact of sieve (8) front side and rear side, the bottom fixedly connected with brush (905) of scraper knife (904), the bottom of brush (905) and the inner wall surface contact of sieve (8) bottom.

7. The drying and screening device for manufacturing dry-mixed mortar by using industrial waste residues according to claim 1, wherein the drying and screening device comprises: the front side and the rear side of protective housing (6) bottom all fixedly connected with second bracing piece (14), the bottom of two second bracing pieces (14) all with box (1) fixed connection.