CN114162475B

CN114162475B - Circulating salt conveying hopper with collection function

Info

Publication number: CN114162475B
Application number: CN202111438725.5A
Authority: CN
Inventors: 唐世俭; 陈圣儒
Original assignee: Hunan Xiangheng Salt Chemical Co ltd
Current assignee: Hunan Xiangheng Salt Chemical Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2023-04-14
Anticipated expiration: 2041-11-27
Also published as: CN114162475A

Abstract

The invention relates to the field of industrial transportation, in particular to a circulating type salt conveying hopper with a collecting function. The problems to be solved are that: in the salt conveying process, a large amount of salt splashes out of the conveying hopper, the bottom of the conveying hopper is blocked, and an overflow port of the conveying hopper cannot be automatically opened and closed. The technical scheme is as follows: a circulating type salt conveying hopper with a collecting function comprises an adjustable blanking system, an anti-diffusion system and the like; the upper side of the adjustable blanking system is provided with an anti-diffusion system. The automatic salt storage hopper has the advantages that the salt storage hopper plays a role in accumulating salt during salt discharging, salt is prevented from being splashed out of the hopper in a large amount, salt waste is reduced, manpower and material resources are saved, the automatic salt storage hopper can adapt to the change of salt conveying capacity, the discharge hole of the hopper is continuously enlarged, the salt is prevented from being blocked at the bottom of the hopper, the overflow port capable of being automatically opened and closed is arranged, the overflow port is prevented from being blocked by the salt, and the blocked salt can be dredged.

Description

Circulating salt conveying hopper with collection function

Technical Field

The invention relates to the field of industrial transportation, in particular to a circulating type salt conveying hopper with a collecting function.

Background

In the prior art, when salt is conveyed, the conveying amount of the salt is large, so that the salt is blocked at the conveying hopper, and a large amount of salt splashes out of the conveying hopper due to the large conveying amount, so that a large amount of salt is wasted, and scattered salt needs to be collected manually, and manpower and material resources are consumed;

secondly, because salt can take place to block up in carrying hopper department, along with the increase of jam volume, lead to salt automatic overflow from the overflow mouth on the funnel, and then play the effect of mediation water conservancy diversion, but because the unable automatic switch of overflow mouth is closed, lead to salt transportation in-process, a large amount of salt flows out from the overflow mouth, causes the jam to the overflow mouth easily, and then can't play the mediation effect.

Disclosure of Invention

The invention provides a circulating type salt conveying hopper with a collecting function, aiming at overcoming the defects that a large amount of salt is splashed out of the conveying hopper in the salt conveying process, the bottom of the conveying hopper is blocked, and an overflow port of the conveying hopper cannot be automatically opened and closed.

The technical scheme is as follows: a circulating type salt conveying hopper with a collecting function comprises an adjustable blanking system, a diffusion preventing system and a self-adjusting overflow system; the two sides of the upper part of the adjustable blanking system are provided with screw holes for installation, and the adjustable blanking system is used for automatically adjusting the blanking speed; the upper side of the adjustable blanking system is provided with an anti-diffusion system which is used for preventing salt from diffusing all around; and a self-adjusting overflow system is arranged on the lower side of the adjustable blanking system and used for automatically controlling the opening and closing of the overflow port.

As an improvement of the scheme, the adjustable blanking system comprises a semicircular hopper, a side baffle disc, a primary splash-proof discharging plate, an inclined plate, a secondary splash-proof discharging plate, an L-shaped plate, an adjustable blanking plate, a material gathering plate, a connecting frame, an adjusting plate, a guide plate and a sealing plate; the upper sides of the two semicircular hoppers are respectively provided with two screw holes; the left end and the right end of the semicircular hopper are fixedly connected with a side retaining disc respectively; the front part of the upper side of the semicircular hopper is fixedly connected with an inclined plate; two left and right symmetrical guide plates are fixedly connected to the lower side of the semicircular hopper; the opposite sides of the two guide plates are fixedly connected with a sealing plate respectively; both sealing plates contact the semicircular hopper; the two side baffle discs are connected with an anti-diffusion system; the lower sides of the two side baffle discs are connected with a self-adjusting overflow system; the middle parts of the two side retaining discs away from the sides are respectively fixedly connected with an L-shaped plate; an adjustable blanking plate is movably connected between the two L-shaped plates through a torsion spring rotating shaft, and a notch is formed in the rear side of the adjustable blanking plate; a primary splash-proof discharging plate is fixedly connected to the rear side of the adjustable discharging plate; the middle part of the upper surface of the adjustable blanking plate is connected with an anti-diffusion system; a material gathering plate is fixedly connected to the front side of the upper surface of the adjustable blanking plate; two connecting frames are fixedly connected to the front side of the lower surface of the adjustable blanking plate; the rear part of the upper side of the primary splash-proof plate is fixedly connected with a secondary splash-proof plate; the lower sides of the two connecting frames are fixedly connected with adjusting plates; the adjusting plate is connected with the semicircular hopper in a sliding manner.

As the improvement of the scheme, the primary splash-proof plate, the secondary splash-proof plate and the two guide plates are all arranged in arc shapes.

As an improvement of the scheme, the material gathering plate is arranged in a concave shape.

As an improvement of the scheme, the surface of the material gathering plate is provided with a projection in an inclined shape.

As the improvement of the scheme, the anti-diffusion system comprises a barrier plate, a first connecting plate and a partition plate; a blocking plate is fixedly connected between the two side blocking disks; two first connecting plates are fixedly connected to the rear side of the upper surface of the adjustable blanking plate; an isolation plate is movably connected between the two first connecting plates through a torsion spring rotating shaft, and the upper part of the front side surface of the isolation plate is in contact with the blocking plate.

As an improvement of the scheme, the self-adjusting overflow system comprises an overflow frame, a second connecting plate, a third connecting plate, a round rod, a warping plate, a U-shaped plate, an elastic element, a sliding rail, a sliding block and a sealing plate; the lower sides of the two side baffle discs are respectively fixedly connected with an overflow frame; the lower parts of the opposite sides of the two side retaining discs are respectively fixedly connected with a slide rail; the front parts of the opposite sides of the two side retaining discs are respectively fixedly connected with a second connecting plate; the rear parts of the opposite sides of the two side blocking disks are fixedly connected with a third connecting plate respectively; a round rod is fixedly connected between the two second connecting plates and the third connecting plate which are positioned on the left side, and another round rod is fixedly connected between the two second connecting plates and the third connecting plate which are positioned on the right side; the middle parts of the outer surfaces of the two round rods are respectively and rotatably connected with a wane; the two tilted plates are rotatably connected with a U-shaped plate through connecting rods at the separated sides respectively; an elastic element is fixedly connected to each of the two U-shaped plates; a sliding block is connected in each of the two sliding rails in a sliding manner; the two elastic piece telescopic ends respectively rotate a sliding block through a connecting rod; the lower sides of the two sliding blocks are respectively fixedly connected with a sealing plate.

As an improvement of the scheme, the two overflow racks are respectively provided with an opening at the opposite side, and the two airtight plates completely cover the openings arranged at the opposite sides of the two overflow racks.

As an improvement of the scheme, the adjustable blanking device further comprises a dredging system, wherein the dredging system is arranged on the inner side of the adjustable blanking system and comprises a driving piece, a fourth connecting plate, a connecting column and an anti-blocking pulling plate; the middle parts of the two side blocking discs away from the sides are respectively provided with a driving piece; the front sides of the two driving parts are respectively fixedly connected with a fourth connecting plate; a connecting column is fixedly connected between the two fourth connecting plates; the middle part of the outer surface of the connecting column is fixedly connected with an anti-blocking pumping plate which is in contact with the semicircular hopper.

As an improvement of the scheme, the upper surface of the anti-blocking drawing plate is provided with a plurality of small convex blocks.

Compared with the prior art, the invention has the following advantages: the invention designs an adjustable blanking system and a diffusion-proof system: when the salt is fed, the salt accumulation effect is achieved, salt is prevented from being splashed out of the hopper in a large amount, salt waste is reduced, manpower and material resources are saved, the change of salt conveying amount can be adapted, the discharge port of the hopper is continuously enlarged, and salt accumulation and blockage at the bottom of the hopper are prevented;

the invention designs a self-adjusting overflow system: along with the continuous accumulation of the salt at the bottom of the hopper, when the salt accumulates to a certain amount, the overflow port can be automatically opened, so that the function of dredging the salt is achieved, and when no salt accumulates at the bottom of the hopper, the overflow port is automatically closed, so that the phenomenon that a large amount of salt enters and blocks is avoided;

the invention designs a dredging system: when the salt blocks the bottom of the hopper, the salt dredging device can automatically dredge the salt and prevent the salt from blocking the bottom of the hopper all the time.

Drawings

FIG. 1 is a schematic perspective view of a circulating salt transporting hopper with a collecting function according to the present invention;

FIG. 2 is a first cross-sectional view of a recirculating salt hopper with a collection function according to the present invention;

FIG. 3 is a second cross-sectional view of a recirculating salt hopper with a collection function according to the present invention;

FIG. 4 is a schematic view of the three-dimensional structure of an adjustable feeding system of the circulating salt conveying hopper with a collecting function according to the present invention;

FIG. 5 is a sectional view of an adjustable feeding system of a circulating salt conveying hopper with a collecting function according to the present invention;

FIG. 6 is a schematic perspective view of a part of an adjustable blanking system of a circulating salt-conveying hopper with a collecting function according to the present invention;

FIG. 7 is a schematic perspective view of a first embodiment of a diffusion preventing system of a circulating salt transporting hopper with a collecting function according to the present invention;

FIG. 8 is a schematic perspective view of a second embodiment of a diffusion preventing system for a circulating salt transporting hopper with a collecting function according to the present invention;

FIG. 9 is an enlarged view of the region A of the circulating type salt transporting hopper with a collecting function according to the present invention;

FIG. 10 is a schematic perspective view of a self-regulated overflow system for a recirculating salt-conveying hopper with collection in accordance with the present invention;

FIG. 11 is an enlarged view of the self-regulated overflow system of the recirculating salt-conveying hopper of the present invention in area B with collection;

FIG. 12 is a schematic perspective view of an anti-clogging system of a circulating salt transporting hopper with a collecting function according to the present invention;

FIG. 13 is a sectional view of an anti-clogging system of a circulating type salt transporting hopper with a collecting function according to the present invention.

Number designation in the figures: 201-semicircular hopper, 202-side retaining disc, 203-primary anti-splash plate, 204-inclined plate, 205-secondary anti-splash plate, 206-L-shaped plate, 207-adjustable blanking plate, 208-material gathering plate, 209-connecting frame, 2010-adjusting plate, 2011-guide plate, 2012-sealing plate, 301-blocking plate, 302-first connecting plate, 303-isolating plate, 401-overflow frame, 402-second connecting plate, 403-third connecting plate, 404-round rod, 405-warping plate, 406-U-shaped plate, 407-elastic element, 408-sliding rail, 409-sliding block, 4010-sealing plate, 501-driving element, 502-fourth connecting plate, 503-connecting column and 504-anti-blocking pumping plate.

Detailed Description

It is to be noted that, in the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained throughout the description can be transferred in a meaningful manner to identical components having the same reference numerals or the same component names. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.

The elastic member 407 is a spring expansion plate, and the driving member 501 is an electric rotating shaft.

Example 1

A circulating type salt conveying hopper with a collecting function is shown in figures 1-11 and comprises an adjustable blanking system, an anti-diffusion system and a self-adjusting overflow system; the upper side of the adjustable blanking system is provided with an anti-diffusion system; and a self-adjusting overflow system is arranged on the lower side of the adjustable blanking system.

The adjustable blanking system comprises a semicircular hopper 201, a side baffle disc 202, a primary splash-proof plate 203, an inclined plate 204, a secondary splash-proof plate 205, an L-shaped plate 206, an adjustable blanking plate 207, a material gathering plate 208, a connecting frame 209, an adjusting plate 2010, a guide plate 2011 and a sealing plate 2012; the upper sides of the two semicircular hoppers 201 are respectively provided with two screw holes; the left end and the right end of the semicircular hopper 201 are respectively welded with a side retaining disc 202; the front part of the upper side of the semicircular hopper 201 is welded with an inclined plate 204; two bilaterally symmetrical guide plates 2011 are welded on the lower side of the semicircular hopper 201; a sealing plate 2012 is welded on each of the opposite sides of the two guide plates 2011; both seal plates 2012 contact the semicircular hopper 201; an anti-diffusion system is connected between the two side blocking discs 202; the lower sides of the two side baffle discs 202 are connected with a self-adjusting overflow system; the two side blocking disks 202 are connected with an L-shaped plate 206 through bolts at the middle part of the separated side; an adjustable blanking plate 207 is hinged between the two L-shaped plates 206 through a torsion spring rotating shaft, and a notch is formed in the rear side of the adjustable blanking plate 207; the back side of the adjustable blanking plate 207 is welded with a primary splash-proof plate 203; the middle part of the upper surface of the adjustable blanking plate 207 is connected with an anti-diffusion system; a material gathering plate 208 is fixedly connected to the front side of the upper surface of the adjustable blanking plate 207; two connecting frames 209 are connected with the front side bolt on the lower surface of the adjustable blanking plate 207; a secondary splash-proof plate 205 is welded at the rear part of the upper side of the primary splash-proof plate 203; adjusting plates 2010 are connected to the lower sides of the two connecting frames 209 through bolts; the adjustment plate 2010 is slidably connected to the semicircular hopper 201.

The primary splash guard 203, the secondary splash guard 205, and the two baffles 2011 are all configured in an arc.

The aggregate plate 208 is provided in a concave shape.

The surface of the material gathering plate 208 is provided with a projection in an inclined shape.

The anti-diffusion system comprises a barrier plate 301, a first connecting plate 302 and a separation plate 303; a blocking plate 301 is fixedly connected between the two side blocking discs 202; two first connecting plates 302 are fixedly connected to the rear side of the upper surface of the adjustable blanking plate 207; the two first connecting plates 302 are hinged with a partition plate 303 through a torsion spring rotating shaft, and the upper part of the front side surface of the partition plate 303 contacts with the blocking plate 301.

The self-adjusting overflow system comprises an overflow frame 401, a second connecting plate 402, a third connecting plate 403, a round rod 404, a warped plate 405, a U-shaped plate 406, an elastic element 407, a sliding rail 408, a sliding block 409 and a sealing plate 4010; the lower sides of the two side retaining discs 202 are respectively welded with an overflow frame 401; the lower parts of the opposite sides of the two side blocking disks 202 are respectively welded with a sliding rail 408; two second connecting plates 402 are welded on the front parts of the opposite sides of the two side blocking disks 202 respectively; the rear parts of the opposite sides of the two side retaining discs 202 are respectively welded with a third connecting plate 403; a round rod 404 is fixedly connected between the two second connecting plates 402 and the third connecting plate 403 which are positioned on the left side, and another round rod 404 is fixedly connected between the two second connecting plates 402 and the third connecting plate 403 which are positioned on the right side; the middle parts of the outer surfaces of the two round rods 404 are respectively connected with a warping plate 405 in a rotating way; the two sides of the two warping plates 405 away from each other are respectively connected with a U-shaped plate 406 in a rotating way through a connecting rod; an elastic piece 407 is welded on each of the two U-shaped plates 406; a sliding block 409 is connected in each of the two sliding rails 408 in a sliding manner; the telescopic ends of the two elastic pieces 407 respectively rotate a slide block 409 through a connecting rod; and the lower sides of the two sliding blocks 409 are respectively welded with a sealing plate 4010.

Two openings are respectively formed in the opposite sides of the two overflow racks 401, and the openings formed in the opposite sides of the two overflow racks 401 are completely covered by the two airtight plates 4010.

Before the preparation, the whole hopper is manually installed at the discharge port of the salt conveying belt through the screw hole at the upper side of the side blocking disc 202, after the installation is completed, the salt conveying belt begins to convey salt into the semicircular hopper 201, when the salt conveying capacity is small, the salt is automatically conveyed into the next device from the discharge port formed at the lower side of the semicircular hopper 201, along with the expansion of the salt conveying capacity, the size of the discharge port at the lower side of the semicircular hopper 201 needs to be changed along with the change of the salt conveying capacity, so that the salt is prevented from being blocked inside the semicircular hopper 201, in the salt conveying process, after the salt falls on the material collecting plate 208, under the action of the gravity of the salt, the adjustable material discharging plate 207 rotates around the torsion spring rotating shaft through the material collecting plate 208, namely, the adjustable material discharging plate 207 rotates clockwise when the left-right view is taken as a reference, the rotating angle changes along with the gravity applied by the salt, namely, along with the change of the salt conveying capacity, the space between the adjustable blanking plate 207 and the semicircular hopper 201 through which the salt can pass also changes along with the change of the angle of the adjustable blanking plate 207, meanwhile, when the angle of the adjustable blanking plate 207 changes, the adjustable blanking plate 207 simultaneously drives the two connecting frames 209 to rotate clockwise, and then drives the adjusting plate 2010 to rotate clockwise through the two connecting frames 209, namely, the adjusting plate 2010 is driven to slide into the semicircular hopper 201, so that the discharge hole at the lower side of the semicircular hopper 201 is enlarged, namely, the discharge rate of the semicircular hopper 201 can be increased along with the expansion of the salt conveying capacity, and further the salt is prevented from being blocked at the bottom of the semicircular hopper 201 because the two guide plates 2011 are arc-shaped, when salt falls on the material gathering plate 208, the inclined bumps are arranged on the surface of the material gathering plate 208, so that after the salt falls on the surface of the material gathering plate, the salt is prevented from being obviously rebounded through the inclined bumps, the salt is scattered around, meanwhile, the material gathering plate 208 is concave, the salt can be accumulated towards the middle of the material gathering plate 208, namely, the salt is gathered, meanwhile, in the salt conveying process, in order to prevent a large amount of salt from falling on the rear side of the upper surface of the adjustable blanking plate 207, the angle of the adjustable blanking plate 207 cannot be changed along with the change of the salt conveying amount, and the salt is prevented from being splashed to the rear side of the upper surface of the adjustable blanking plate 207 through the partition plate 303;

further, with the change of the angle of the adjustable blanking plate 207, the adjustable blanking plate 207 drives the primary splash-proof plate 203 to rotate, when the salt conveying capacity is large, the salt is prevented from splashing out of the semicircular hopper 201 by the primary splash-proof plate 203, when the salt conveying capacity reaches a maximum value, the salt is prevented from splashing out of the semicircular hopper 201 by the secondary splash-proof plate 205, and meanwhile, because the primary splash-proof plate 203 and the secondary splash-proof plate 205 are arc-shaped, the blocked salt can fall back into the semicircular hopper 201 for the second time;

when the output quantity of the salt is far larger than the derived quantity of the semicircular hopper 201, the salt can be blocked at the bottom of the semicircular hopper 201, the pressure of the salt accumulated at the bottom of the semicircular hopper 201 on the two tilting plates 405 is increased, based on the front view and the back view, the tilting plate 405 on the left side rotates clockwise around the tilting plate 204 on the left side, the tilting plate 405 on the right side rotates anticlockwise around the tilting plate 204 on the right side, the two tilting plates 405 drive the two U-shaped plates 406 through the connecting rods, then the two elastic members 407 drive the two sliding blocks 409 through the two elastic members 407, the two sliding blocks 409 slide upwards in the two sliding rails 408, when the two sliding blocks slide, the two elastic members 407 are stretched, the two sealing plates 4010 are driven to move upwards at the same time, the openings on the opposite sides of the two overflow racks 401 are gradually opened, when the salt accumulated at the bottom of the semicircular hopper 201 reaches the height of the two overflow racks 401, the salt is conveyed to prevent the blockage, the salt can automatically flow out from the two overflow racks 401, the semicircular hopper 201 is dredged, even if the salt accumulation quantity of the two semicircular hoppers 201 is increased, and the two elastic members 4010 are recovered to the original position, and even if the salt accumulation of the two semicircular hoppers 201 is completed, the salt is recovered, the salt accumulation of the two semicircular hoppers, the two elastic members 4010.

Example 2

On the basis of the embodiment 1, referring to fig. 1, 12 and 13, the adjustable blanking system further comprises a dredging system, wherein the dredging system is installed on the inner side of the adjustable blanking system, and comprises a driving piece 501, a fourth connecting plate 502, a connecting column and an anti-blocking pulling plate 504; the middle parts of the two side retaining discs 202 at the opposite sides are respectively provided with a driving piece 501; a fourth connecting plate 502 is fixedly connected to the front sides of the two driving members 501; a connecting column is fixedly connected between the two fourth connecting plates 502; an anti-blocking drawing plate 504 is fixedly connected to the middle of the outer surface of the connecting column, and the anti-blocking drawing plate 504 is in contact with the semicircular hopper 201.

The upper surface of the anti-blocking drawing plate 504 is provided with a plurality of small bumps.

After salt accumulation blocks up in semi-circular hopper 201 bottom, need dredge it, control two driving pieces 501 and begin work, regard as the benchmark from a left side to the right side, drive two fourth connecting plates 502 anticlockwise rotations through two driving pieces 501, and then drive spliced pole anticlockwise rotation through two fourth connecting plates 502, drive promptly and prevent stifled plate 504 anticlockwise rotation of taking out, and then will prevent stifled plate 504 of taking out from gathering the inside at semi-circular hopper 201 bottom salt, when taking out, because prevent stifled plate 504 surface of taking out and be provided with a plurality of little lugs, and then play the effect of stirring to the salt, and then make the salt of gathering the jam can transmit away from semi-circular hopper 201 fast.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a circulating salt transport hopper with collect function which characterized by: the automatic feeding device also comprises an adjustable feeding system, a diffusion prevention system and a self-adjusting overflow system; the two sides of the upper part of the adjustable blanking system are provided with screw holes for installation, and the adjustable blanking system is used for automatically adjusting the blanking speed; the upper side of the adjustable blanking system is provided with an anti-diffusion system which is used for preventing salt from diffusing all around; a self-adjusting overflow system is arranged at the lower side of the adjustable blanking system and used for automatically controlling the opening and closing of the overflow port;

the adjustable blanking system comprises a semicircular hopper (201), a side baffle disc (202), a primary anti-splash plate (203), an inclined plate (204), a secondary anti-splash plate (205), an L-shaped plate (206), an adjustable blanking plate (207), a material gathering plate (208), a connecting frame (209), an adjusting plate (2010), a guide plate (2011) and a sealing plate (2012); the upper sides of the two semicircular hoppers (201) are respectively provided with two screw holes; the left end and the right end of the semicircular hopper (201) are respectively fixedly connected with a side retaining disc (202); the front part of the upper side of the semicircular hopper (201) is fixedly connected with an inclined plate (204); two bilateral symmetrical guide plates (2011) are fixedly connected to the lower side of the semicircular hopper (201); a sealing plate (2012) is fixedly connected to each of the opposite sides of the two guide plates (2011); both sealing plates (2012) contact the semicircular hopper (201); the anti-diffusion system is connected between the two side retaining discs (202); the lower sides of the two side retaining discs (202) are connected with a self-adjusting overflow system; the middle parts of the two side retaining discs (202) away from the sides are respectively fixedly connected with an L-shaped plate (206); an adjustable blanking plate (207) is movably connected between the two L-shaped plates (206) through a torsion spring rotating shaft, and a notch is formed in the rear side of the adjustable blanking plate (207); a primary splash-proof plate (203) is fixedly connected to the rear side of the adjustable blanking plate (207); the middle part of the upper surface of the adjustable blanking plate (207) is connected with an anti-diffusion system; a material gathering plate (208) is fixedly connected to the front side of the upper surface of the adjustable material dropping plate (207); two connecting frames (209) are fixedly connected to the front side of the lower surface of the adjustable blanking plate (207); a secondary splash-proof plate (205) is fixedly connected to the rear part of the upper side of the primary splash-proof plate (203); an adjusting plate (2010) is fixedly connected to the lower sides of the two connecting frames (209); the adjusting plate (2010) is connected with the semicircular hopper (201) in a sliding mode.

2. A circulating salt transporting hopper with collecting function as claimed in claim 1 wherein the primary splash guard (203), the secondary splash guard (205) and the two baffles (2011) are arc shaped.

3. The salt transporting hopper with a recycling function as claimed in claim 2, wherein the material collecting plate (208) is formed in a concave shape.

4. A circulating type salt transporting hopper with collecting function as claimed in claim 3 wherein the surface of the material collecting plate (208) is provided with a projection in an inclined shape.

5. A recycle type salt transporting hopper with collecting function as claimed in claim 4 wherein the diffusion preventing system comprises a barrier plate (301), a first connecting plate (302) and a partition plate (303); a blocking plate (301) is fixedly connected between the two side blocking discs (202); two first connecting plates (302) are fixedly connected to the rear side of the upper surface of the adjustable blanking plate (207); an isolation plate (303) is movably connected between the two first connecting plates (302) through a torsion spring rotating shaft, and the upper part of the front side surface of the isolation plate (303) contacts with the stop plate (301).

6. A circulating salt transporting hopper with collection function as defined in claim 5 wherein the self-adjusting overflow system comprises an overflow shelf (401), a second connecting plate (402), a third connecting plate (403), a round bar (404), a seesaw (405), a U-shaped plate (406), an elastic member (407), a slide rail (408), a slide block (409) and a sealing plate (4010); the lower sides of the two side retaining discs (202) are respectively fixedly connected with an overflow frame (401); the lower parts of the opposite sides of the two side blocking disks (202) are respectively fixedly connected with a slide rail (408); the front parts of the opposite sides of the two side blocking disks (202) are respectively fixedly connected with a second connecting plate (402); the rear parts of the opposite sides of the two side retaining discs (202) are respectively fixedly connected with a third connecting plate (403); a round rod (404) is fixedly connected between the two second connecting plates (402) and the third connecting plate (403) which are positioned on the left side, and another round rod (404) is fixedly connected between the two second connecting plates (402) and the third connecting plate (403) which are positioned on the right side; the middle parts of the outer surfaces of the two round rods (404) are respectively connected with a wane (405) in a rotating way; the two sides of the two warped plates (405) which are separated from each other are respectively connected with a U-shaped plate (406) in a rotating way through a connecting rod; an elastic element (407) is fixedly connected to each of the two U-shaped plates (406); a sliding block (409) is connected in each sliding way in the two sliding rails (408); the telescopic ends of the two elastic pieces (407) respectively rotate a sliding block (409) through a connecting rod;

the lower sides of the two sliding blocks (409) are respectively fixedly connected with a closed plate (4010).

7. A circulating type salt transporting hopper with collecting function as claimed in claim 6 wherein two openings are opened on the opposite sides of the two overflow shelves (401) respectively, and two closing plates (4010) completely cover the openings opened on the opposite sides of the two overflow shelves (401).

8. The circulating type salt conveying hopper with the collecting function as claimed in claim 7, further comprising a dredging system, wherein the dredging system is installed inside the adjustable blanking system, and comprises a driving piece (501), a fourth connecting plate (502), a connecting column and an anti-blocking pulling plate (504); the middle parts of the two side retaining discs (202) away from the sides are respectively provided with a driving piece (501); the front sides of the two driving pieces (501) are respectively fixedly connected with a fourth connecting plate (502); a connecting column is fixedly connected between the two fourth connecting plates (502); an anti-blocking drawing plate (504) is fixedly connected to the middle of the outer surface of the connecting column, and the anti-blocking drawing plate (504) is in contact with the semicircular hopper (201).

9. The recycling type salt transporting hopper with collecting function as claimed in claim 8, wherein the anti-blocking drawing plate (504) has a plurality of small protrusions on its upper surface.