CN116020607A - Double-roller sand making machine with roller capable of reducing temperature - Google Patents

Abstract

The invention relates to a double-roller sand making machine with cooling rolling cylinders, which comprises a frame, a water pump and a shell with a sealing structure, wherein the frame is provided with two rolling cylinders positioned in the shell, a rolling gap is formed between the two rolling cylinders, the two rolling cylinders are positioned in the shell, the shell is provided with a discharge hole and a feed inlet, the discharge hole is positioned below the rolling cylinders for sand rolled out by the rolling cylinders to fall out, the feed inlet is positioned above the rolling cylinders for stones to be rolled to be input between the two rolling cylinders, and a cooling water spray head for spraying cooling water onto the rolling cylinders is arranged in the shell and is connected with the outlet end of the water pump. The invention aims to provide a double-roller sand making machine which is characterized in that a rolling barrel generates little temperature rise during continuous production and can cool down, and the problem of shortened service life caused by the fact that the continuous production temperature rise of the existing sand making machine is more.

Description

Double-roller sand making machine with roller capable of reducing temperature

Technical Field

The invention relates to a sand making machine, in particular to a double-roller sand making machine with a rolling cylinder capable of reducing temperature.

Background

A sand maker is a mechanical device for pulverizing stones into sand or sand. The sand making machine has two structures, namely a hammer crusher and a twin-roll crusher (hereinafter referred to as twin-roll sand making machine), wherein the hammer crusher has more vulnerable parts, high energy consumption, more dust and uneven fineness. The double-roller sand making machine can avoid the defects of more dust and uneven fineness. In the patent document of China patent No. 2010202399225 and publication No. CN201791554U, named as a driving mechanism of a twin-roll sand making machine, a twin-roll sand making machine is disclosed, sand making by crushing stones is realized by rolling a pair of crushing drums (also called rollers), the initial crushing drum of the twin-roll sand making machine is realized by arranging a chain wheel at one end of the crushing drum, and then reducing the output of a motor by a speed reducer and then driving the chain wheel by a chain, so that the defects of poor efficiency, high abrasion, small bearing capacity, small shock resistance, large vibration and appearance volume and short continuous operation life exist; for this purpose the applicant devised an internally driven twin roll sander as disclosed in patent application No. 2016101635735. The existing sand making machines of the above type have the following defects: when continuously producing, the roller can generate heat to cause hardness reduction, and the hardness reduction leads to the accelerated abrasion of the roller and shortened service life.

Disclosure of Invention

The invention aims to provide a double-roller sand making machine with a rolling barrel capable of reducing temperature generated by the rolling barrel during continuous production, and solves the problem that the service life is shortened due to the fact that the continuous production temperature of the existing sand making machine is increased greatly.

The invention aims to further provide the anti-dust double-roller sand making machine without stopping and dredging when the water pump filter screen is blocked, and the problem that the existing water pump filter screen is required to be stopped and dredged when the water pump filter screen is blocked is solved.

The technical problems are solved by the following technical scheme: the utility model provides a roll-to-roll sand making machine that rolls section of thick bamboo can cool, includes the frame, the frame is provided with two crushing section of thick bamboo and drive crushing section of thick bamboo pivoted drive structure, crushing section of thick bamboo is including rolling section of thick bamboo and main shaft, roll the section of thick bamboo cover establish and rotate connect in the main shaft, crushing section of thick bamboo passes through the main shaft with the frame links together, forms between two rolling section of thick bamboo and rolls the clearance, its characterized in that still includes water pump and seal structure's shell, two roll the section of thick bamboo and be located in the shell, the shell is equipped with discharge gate and feed inlet, the discharge gate is located the below of rolling section of thick bamboo and falls out for the sand that rolls the section of thick bamboo and roll out, the feed inlet is located the top of rolling section of thick bamboo and is used for waiting to roll stone input between two rolling sections of thick bamboo, be equipped with in the shell and spout cooling water on the rolling section of thick bamboo, cooling water shower nozzle with the exit end of water pump is connected. In the generation process, water is sprayed out from the cooling water spray head through the water pump, and the water sprayed out from the cooling water spray head falls on the rolling barrel to realize cooling of the rolling barrel, and meanwhile, the effect of reducing dust can be achieved.

Preferably, the inlet end of the water pump is provided with a filtering structure, the filtering structure comprises a connecting seat, the outlet end of the water pump, which is provided with a water outlet main channel, is connected with the inlet end of the water pump in a sealing way, the connecting seat is provided with an inner filtering cover, an outer filtering cover and a shielding cover in a sealing way, the inner filtering cover and the connecting seat enclose an inner water outlet cavity, the shielding cover is sleeved on the inner filtering cover, the shielding cover, the inner filtering cover and the connecting seat enclose a water inlet cavity, the outer filtering cover is sleeved on the shielding cover, the outer filtering cover and the connecting seat enclose an outer water outlet cavity, an inner water outlet channel which is communicated with the inner water outlet cavity and the water outlet main channel, an outer water outlet channel which is communicated with the outer water outlet main channel and a water inlet channel which is communicated with the water inlet cavity and the outside of the connecting seat are arranged in the connecting seat, and the water inlet channel is opened when the outer water outlet channel is closed. When the filter is used, the filter is firstly carried out through the outer filter cover, the water inlet channel is closed, the water inlet channel is opened after the outer filter cover is blocked, the filter is carried out through the inner filter cover, and the outer filter cover can be cleaned at the moment. The novel filter has the advantages that the novel filter can be dredged and blocked without stopping, the spare inner filter cover and the outer filter cover are integrated together, the structure is compact, and the occupied space is small. The second object is achieved.

Preferably, the outgoing water channel is provided with an outgoing water channel part straight line section and an outgoing water channel part inlet section which are connected together by folding lines, the incoming water channel is provided with an incoming water channel part straight line section and an incoming water channel part outlet section which are connected together by folding lines, the outgoing water channel part straight line section and the incoming water channel part straight line section are positioned on a straight line and are communicated to form a straight line channel, and a movable plug for sealing the incoming water channel part outlet section is supported in the straight line channel through a pressure limiting spring; the outer filter cover is blocked, the pressure difference generated when the water pump is started can drive the movable plug to overcome the elasticity of the pressure limiting spring and move to seal the outlet section of the outlet channel section, and the outlet section of the water inlet channel section is opened when the movable plug seals the inlet section of the outlet channel section. The alternate opening of the water inlet flow passage and the water outlet flow passage is realized.

Preferably, the connecting seat is provided with a water return dry runner, the water return dry runner is provided with a water return main port, the water return main port is communicated with an outlet of the water pump through a water return pipe, and the water return dry runner is provided with an inner water outlet cavity water return branch runner communicated with the inner water outlet cavity and an outer water cavity water return branch runner communicated with the outer water cavity; an inner water outlet cavity water return branch flow passage is provided with an inner water outlet cavity water return branch flow passage part sliding hole, an inner water outlet cavity water return branch flow passage part plug and an inner water outlet cavity water return branch flow passage part push-out spring are connected in a sealing sliding manner in the inner water outlet cavity water return branch flow passage part sliding hole, the inner water outlet cavity water return branch flow passage part plug is provided with an inner water outlet cavity water return branch flow passage part communication hole, the inner water outlet cavity water return branch flow passage part sliding hole is communicated with the linear passage, and the inner water outlet cavity water return branch flow passage part spring is used for driving the inner water outlet cavity water return branch flow passage part plug to extend into the linear passage so that the inner water outlet cavity water return branch flow passage part communication hole communicates the parts of the inner water outlet cavity water return branch flow passage part, which are positioned at two sides of the inner water outlet cavity water return branch flow passage part plug; an outlet water cavity backwater branch runner part sliding hole is formed in the outlet water cavity backwater branch runner part sliding hole, an outlet water cavity backwater branch runner part plug and an outlet water cavity backwater branch runner part pushing spring are connected in a sealing sliding manner, the outlet water cavity backwater branch runner part plug is provided with an outlet water cavity backwater branch runner part communication hole, the outlet water cavity backwater branch runner part sliding hole is communicated with the linear channel, and the outlet water cavity backwater branch runner part spring is used for driving the outlet water cavity backwater branch runner part plug to extend into the linear channel so that the outlet water cavity backwater branch runner part communication hole communicates the parts of the outlet water cavity backwater branch runner part plug at two sides of the outlet water cavity backwater branch runner part plug; the movable plug is connected with a driving block; when the movable plug seals the outlet section of the water inlet channel part, the movable plug presses the outlet water cavity backwater branch channel part plug, the outlet water cavity backwater branch channel part plug contracts into the outlet water cavity backwater branch channel part sliding hole, the outlet water cavity backwater branch channel is closed, the driving block is staggered with the inner water cavity backwater branch channel part plug, and the inner water cavity backwater branch channel part communication hole is communicated with the part of the inner water cavity backwater branch channel part located at two sides of the inner water cavity backwater branch channel part plug; when the movable plug seals the inlet section of the outlet water channel part, the driving block presses the inner water outlet cavity backwater branch flow channel part plug, the inner water outlet cavity backwater branch flow channel part plug is contracted into the sliding hole of the inner water outlet cavity backwater branch flow channel part, the inner water outlet cavity backwater branch flow channel is closed, the movable plug is staggered with the outlet water cavity backwater branch flow channel part plug, and the outlet water cavity backwater branch flow channel part communication hole is communicated with the parts of the outlet water cavity backwater branch flow channel part plugs positioned at two sides of the outlet water cavity backwater branch flow channel part plug; the outlet section of the water inlet channel part and the inlet section of the water outlet channel part are positioned on two side walls of the linear channel, and the movable plug is provided with a movable plug head communicating channel; when the movable plug seals the outlet section of the water inlet channel part, the movable plug communicates with the two water inlet channels of the channel at the two ends of the movable plug; the movable plug head part communicating channel is internally provided with a one-way valve which is opened towards the outside of the lower connecting seat. According to the technical scheme, the inner filter cover and the outer filter cover can be backwashed through filtered water output by the water pump, impurities generated during dredging of the inner filter cover can be output to the outer part of the outer filter cover, and impurities cleaned during filtering of the inner filter cover are prevented from being accumulated on the inner filter cover again rapidly to cause blockage so as to influence dredging effects.

Preferably, a water return valve is arranged on the water return pipe. The water output by the water pump can be selectively returned to backwash and dredge the filter cover according to the requirement.

Preferably, the outer filter cover is cylindrical, the filtering holes in the outer filter cover are only formed in the peripheral wall of the outer filter cover, an outer gear ring of the outer filter cover part is sleeved on the outer filter cover, the outer gear ring of the outer filter cover part is connected with an outer filter cover part scraping blade which scrapes the outer peripheral surface of the outer filter cover along the axial extension of the outer filter cover to remove impurities, a plurality of water inlet runner part blades driven by water flowing through the water inlet runner are arranged in the water inlet runner, the water inlet runner part blades are connected to a water inlet runner part rotating shaft, and the water inlet runner part rotating shaft drives the outer gear ring of the outer filter cover part to rotate through an outer driving structure. When the outer filter cover stops filtering and the inner filter cover filters, the outer filter cover part scraping blade is driven by water flow entering the outer filter cover to clean the outer filter cover.

Preferably, the outer driving structure comprises an intermediate gear meshed with the outer gear ring of the outer filtering cover part, a wheel shaft with one end connected with the intermediate gear, a driven first bevel gear connected with the other end of the wheel shaft and a driving first bevel gear meshed with the driven first bevel gear, wherein the wheel shaft is rotatably connected to a connecting seat bearing on the connecting seat, and the driving first bevel gear is connected with a rotating shaft of the water inlet runner part.

Preferably, the outer filter cover is sleeved with an outer filter cover rotating ring, the outer gear ring of the outer filter cover and the outer filter cover rotating ring are positioned at two axial ends of the outer filter cover, and two ends of the outer filter cover scraping blade are fixedly connected to the outer gear ring of the outer filter cover and the outer filter cover rotating ring respectively. The outer filter housing part scraping blade can be prevented from being far away from the outer filter housing surface to influence the cleaning effect.

Preferably, the inner filter cover is cylindrical, the filtering holes on the inner filter cover are only arranged on the peripheral wall of the inner filter cover, an inner rotating shaft is penetrated in the inner filter cover, one end of the inner rotating shaft penetrates through the end wall of the inner filter cover and is connected with the end wall of the inner filter cover in a sealing and rotating way, the inner rotating shaft is coaxial with the inner filter cover, a driving arm positioned outside the inner filter cover is arranged on the inner rotating shaft, an inner filter cover part scraping blade which extends along the axial direction of the inner filter cover and scrapes the outer peripheral surface of the inner filter cover to remove sundries is connected on the driving arm, a plurality of water outlet runner part blades driven by water flowing through an outer water outlet runner are arranged in the outer water outlet runner, the water outlet runner part blades are connected on the water outlet runner part rotating shaft, a driving second bevel gear is arranged on the water outlet runner part rotating shaft, and a driven second bevel gear meshed with the driving second bevel gear is arranged on the inner rotating shaft. When the inner filter cover stops filtering and the outer filter cover filters, the inner filter cover can be cleaned by utilizing the water flow output by the outer filter cover to drive the scraping blade of the inner filter cover part.

Preferably, the inner filter cover is sleeved with an inner filter cover rotating ring, the driving arm and the inner filter cover rotating ring are positioned at two axial ends of the outer filter cover, and two ends of the inner filter cover scraping blade are fixedly connected to the driving arm and the inner filter cover rotating ring respectively. The inner filter housing portion wiper blade can be prevented from being away from the outer filter housing surface to affect the cleaning effect.

Compared with the prior art, has the beneficial effects of influence: can spray water and cool down to rolling a section of thick bamboo, avoid continuous long-time operating temperature to rise too much and lead to softening and shorten life, unnecessary water is absorbed by the sand in the material, can play the effect of reducing the raise dust.

Drawings

FIG. 1 is a schematic illustration of the present invention;

FIG. 2 is a schematic diagram of a water pump;

fig. 3 is a partially enlarged schematic view at B of fig. 3.

In the figure: the water pump 1, the shell 2, the rolling cylinder 3, the rolling gap 4, the discharge hole 5, the feed inlet 6, the water distribution pipe 7, the outlet end 8 of the water pump, the cooling water spray head 9, the water inlet pipe 10, the inlet end 13 of the water pump, the water outlet main channel 14, the connecting seat 97, the inner filter cover 15, the outer filter cover 16, the isolation cover 17, the inner water outlet cavity 18, the water inlet cavity 19, the outer water cavity 20, the straight line section 21 of the water outlet channel part, the inlet section 22 of the water outlet channel part, the straight line section 23 of the water inlet channel part, the outlet section 24 of the water inlet channel part, the straight connecting channel 25, the pressure limiting spring 26, the movable plug 27, the water return pipe 28, the inner water outlet cavity return branch channel 29, the outer water return branch channel 30, the inner water outlet cavity return branch channel part plug 31, the inner water outlet cavity return branch channel part spring 32, the outer water outlet cavity return branch channel part communication hole 33 the water outlet cavity backwater branch runner part plug 34, the water outlet cavity backwater branch runner part push spring 35, the water outlet cavity backwater branch runner part communication hole 36, the driving block 37, the movable plug part communication channel 38, the one-way valve 39, the backwater valve 40, the outer filter cover part outer gear ring 41, the outer filter cover part scraping blade 42, the water inlet runner part blade 43, the water inlet runner part rotating shaft 44, the middle gear 45, the wheel shaft 46, the driven first bevel gear 47, the driving first bevel gear 48, the connecting seat bearing 49, the outer filter cover part rotating ring 50, the inner rotating shaft 51, the driving arm 52, the inner filter cover part scraping blade 53, the water outlet runner part blade 54, the water outlet runner part rotating shaft 55, the inner filter cover part rotating ring 56, the inner water outlet channel 57, the driving second bevel gear 59 and the driven second bevel gear 60.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 3, a twin-roll sand making machine with a roller capable of reducing temperature comprises a frame, a water pump 1 and a shell 2 with a sealing structure. The frame is provided with two crushing barrels and drives crushing barrel pivoted drive structure. The crushing cylinder comprises a rolling cylinder 3 and a main shaft. The crushing cylinders are connected with the frame through the main shaft, and a rolling gap 4 is formed between the two rolling cylinders. The two rolling cylinders are positioned in the shell, and the shell is provided with a discharge hole 5 and a feed hole 6. The discharge gate is located the below of rolling a section of thick bamboo and falls out for the sand that rolls a section of thick bamboo and roll out, the feed inlet is located the top of rolling a section of thick bamboo and is used for waiting to roll stone input two to roll between the section of thick bamboo. The periphery of the feed inlet is provided with a water distribution pipe 7 which surrounds the periphery of the feed inlet, and the water distribution pipe is provided with a plurality of cooling water spray heads 9 which are input into the shell and spray cooling water onto the rolling barrel. The water distribution pipe is connected with the outlet end 8 of the water pump through a water inlet pipe 10.

Further, the discharge hole is provided with an annular water distribution cavity 9 extending along the circumferential direction of the discharge hole, the outlet end of the water pump is communicated with the annular water distribution cavity through a pipeline, and the annular water distribution cavity is provided with a plurality of water outlets 10. The water spray nozzles are connected in the water outlet holes in a one-to-one correspondence manner. The water spray nozzle is provided with a spherical connector 11, and the water spray nozzle is hinged in the water outlet hole through the spherical surface of the spherical connector. The surface of the spherical pit matched with the spherical connector of the annular water distribution cavity is provided with a rubber layer 12, the spherical connector is tightly matched and connected with the rubber layer, and the spherical connector is connected with the water outlet hole in a sealing way through the rubber layer.

When the dust collector is used, the inlet end of the water pump is communicated with a water source, water of the water source is conveyed to the annular water distribution cavity by the water pump, and then is sprayed out from the water spray nozzle to form a water curtain at the periphery of sand falling out from the discharge port, so that the dust collector has a dust removing effect. The drainage nozzle can manually rotate by taking the spherical connector as a fulcrum to change the drainage direction, so that falling sand is ensured to be positioned in a section surrounded by a water curtain formed by sprayed water.

Further, the inlet end 13 of the water pump is provided with a filter structure. The filter structure includes a connection seat 97. The connection base is provided with a water outlet total channel 14. The outlet end of the water outlet main channel is connected with the inlet end of the water pump in a sealing way, the connecting seat is connected with an inner filter cover 15, an outer filter cover 16 and an isolating cover 17 in a sealing way, the inner filter cover and the connecting seat enclose an inner water outlet cavity 18, the isolating cover is sleeved on the inner filter cover, the isolating cover, the inner filter cover and the connecting seat enclose an outer water outlet cavity 20, the isolating cover, the outer filter cover and the connecting seat enclose an outer water outlet cavity 20, an inner water outlet channel 57 communicated with the inner water outlet cavity and the water outlet main channel, an outer water outlet channel communicated with the outer water outlet cavity and the water inlet channel communicated with the outer part of the connecting seat are arranged in the connecting seat, and the water inlet channel is opened when the outer water outlet channel is closed. The water outlet channel is provided with a water outlet channel section straight line section 21 and a water outlet channel section 22 which are connected together by folding lines, the water inlet channel is provided with a water inlet channel section straight line section 23 and a water inlet channel section outlet section 24 which are connected together by folding lines, the water outlet channel section straight line section and the water inlet channel section straight line section are positioned on the same straight line, and the water outlet channel section straight line section and the water inlet channel section straight line section are communicated through a straight connecting channel 25 to form a straight line channel. A movable plug 27 for closing the outlet section of the water inlet channel section is supported in the linear channel by a pressure limiting spring 26. The outer filter cover is blocked, the pressure difference generated when the water pump is started can drive the movable plug to overcome the elasticity of the pressure limiting spring and move to seal the outlet section of the outlet channel section, and the inlet channel section is opened when the inlet movable plug seals the inlet section of the outlet channel section. When the outer filter cover is blocked to a set degree, the outlet water flow channel is closed, the inlet water flow channel is opened, and water automatically enters the inlet water cavity to be filtered through the inner filter cover, so that the standby inner filter cover can be automatically started to be filtered when the outer filter cover is blocked.

The connecting seat is provided with a water return dry flow passage which is provided with a water return main port communicated with the outlet end of the water pump through a water return pipe 28, and the water return dry flow passage is provided with an inner water outlet cavity water return branch flow passage 29 communicated with the inner water outlet cavity and an outer water cavity water return branch flow passage 30 communicated with the outer water cavity; an inner water outlet cavity water return branch flow passage is provided with an inner water outlet cavity water return branch flow passage part sliding hole, an inner water outlet cavity water return branch flow passage part plug 31 and an inner water outlet cavity water return branch flow passage part push-out spring 32 are connected in a sealing sliding manner in the inner water outlet cavity water return branch flow passage part sliding hole, the inner water outlet cavity water return branch flow passage part plug is provided with an inner water outlet cavity water return branch flow passage part communication hole 33, the inner water outlet cavity water return branch flow passage part sliding hole is communicated with a straight line channel, and the inner water outlet cavity water return branch flow passage part spring is used for driving the inner water outlet cavity water return branch flow passage part plug to extend into the straight line channel so that the inner water outlet cavity water return branch flow passage part communication hole communicates the parts of the inner water outlet cavity water return branch flow passage part, which are positioned at two sides of the inner water outlet cavity water return branch flow passage part plug; an outlet water cavity backwater branch runner part sliding hole is formed in the outlet water cavity backwater branch runner part sliding hole, an outlet water cavity backwater branch runner part plug 34 and an outlet water cavity backwater branch runner part push-out spring 35 are connected in a sealing sliding manner, the outlet water cavity backwater branch runner part plug is provided with an outlet water cavity backwater branch runner part communication hole 36, the outlet water cavity backwater branch runner part sliding hole is communicated with a straight line channel, and the outlet water cavity backwater branch runner part spring is used for driving the outlet water cavity backwater branch runner part plug to extend into the straight line channel so that the outlet water cavity backwater branch runner part communication hole communicates the parts of the outlet water cavity backwater branch runner, which are positioned at two sides of the outlet water cavity backwater branch runner part plug; the movable plug is connected with a driving block 37; when the movable plug seals the outlet section of the water inlet channel part, the movable plug presses the water return branch flow passage part plug of the water outlet cavity, the water return branch flow passage part plug of the water outlet cavity contracts into the water return branch flow passage part sliding hole of the water outlet cavity, the water return branch flow passage of the water outlet cavity is closed, the driving block is staggered with the water return branch flow passage part plug of the water outlet cavity, the water return branch flow passage part communicating hole of the water outlet cavity communicates with the part of the water return branch flow passage of the water outlet cavity, which is positioned at two sides of the water return branch flow passage part plug of the water outlet cavity, and at the moment, water output by the water pump flows back into the water outlet cavity so as to back flush and dredge the inner filter cover.

When the movable plug seals the inlet section of the outlet water channel part, the driving block presses the inner water outlet cavity backwater branch flow passage part plug, the inner water outlet cavity backwater branch flow passage part plug contracts into the inner water outlet cavity backwater branch flow passage part sliding hole, the inner water outlet cavity backwater branch flow passage is closed, the movable plug is staggered with the outlet water cavity backwater branch flow passage part plug, the outlet water cavity backwater branch flow passage part communication hole is communicated with the parts of the outlet water cavity backwater branch flow passage part plug positioned at two sides of the outlet water cavity backwater branch flow passage part plug, and at the moment, water output by the water pump flows back into the outlet water cavity so as to backwash dredging the outer filter cover.

The inlet section of the water inlet channel part and the inlet section of the outlet channel part are positioned on two side walls of the linear channel, and the movable plug is provided with a movable plug part communication channel 38; when the movable plug seals the outlet section of the water inlet channel section, the movable plug communicates with the two water inlet channels of the channel at the two ends of the movable plug; a one-way valve 39 which is opened towards the outside of the lower connecting seat is arranged in the communication passage of the movable plug head. This structure enables the sewage at the time of backwashing the inner filter housing to be discharged.

The return water pipe is provided with a return water valve 40.

The outer filter mantle is cylindrical, the filtration pore on the outer filter mantle is only set up on the perisporium of outer filter mantle, cover is equipped with outer filter mantle portion external gear ring 41 on the outer filter mantle, outer filter mantle portion external gear is connected with and scrapes the outer filter mantle portion doctor-bar 42 of removing debris along the outer peripheral face of outer filter mantle axial extension, be equipped with in the inlet channel through the rivers drive of inlet channel a plurality of inlet channel portion blades 43, inlet channel portion blade is connected on inlet channel portion pivot 44, inlet channel portion pivot passes through outer drive structure drive outer filter mantle portion external gear ring rotation. The outer driving structure comprises an intermediate gear 45 meshed with the outer gear ring of the outer filtering cover part, an axle 46 with one end connected with the intermediate gear, a driven first bevel gear 47 connected with the other end of the axle and a driving first bevel gear 48 meshed with the driven first bevel gear, wherein the axle is rotatably connected with a connecting seat on a connecting seat bearing 49, and the driving first bevel gear is connected with a rotating shaft of the water inlet runner part. The outer filter cover is sleeved with an outer filter cover rotating ring 50, an outer filter cover outer gear ring and the outer filter cover rotating ring are positioned at two axial ends of the outer filter cover, and two ends of the outer filter cover scraping blade are fixedly connected to the outer filter cover outer gear ring and the outer filter cover rotating ring respectively. The water inlet channel is opened to inlet water (namely, when the water is filtered by the inner filter cover), the water flow entering the water inlet cavity drives the blades of the water inlet channel part to rotate, so that the scraping blades of the outer filter cover part are driven to circumferentially move on the outer peripheral surface of the outer filter cover through the related mechanism, and the cleaning of the outer filter cover is realized.

The inner filter cover is cylindrical, the filter hole on the inner filter cover is only arranged on the peripheral wall of the inner filter cover, an inner rotating shaft 51 is arranged in the inner filter cover in a penetrating way, one end of the inner rotating shaft penetrates through the end wall of the inner filter cover and is connected with the end wall of the inner filter cover in a sealing and rotating way, the inner rotating shaft is coaxial with the inner filter cover, a driving arm 52 positioned outside the inner filter cover is arranged on the inner rotating shaft, an inner filter cover part scraping blade 53 which extends along the axial direction of the inner filter cover and scrapes the outer peripheral surface of the inner filter cover to remove impurities is connected on the driving arm, a plurality of water outlet runner part blades 54 which are driven by water flowing through an outer water outlet runner are arranged in the outer water outlet runner, and the water outlet runner part blades are connected on the water outlet runner part rotating shaft 55. The inner filter cover is sleeved with an inner filter cover rotating ring 56, the driving arm and the inner filter cover rotating ring are positioned at two axial ends of the outer filter cover, and two ends of the inner filter cover scraping blade are fixedly connected to the driving arm and the inner filter cover rotating ring respectively. The water outlet runner part is provided with a driving second bevel gear 59 on the rotating shaft, and a driven second bevel gear 60 meshed with the driving second bevel gear is arranged on the inner rotating shaft. When the inner filter cover is used for filtering, the water flow flowing out of the outer water cavity drives the blades of the water outlet runner part to rotate, so that the scraping blades of the inner filter cover part are driven by the related mechanism to move circumferentially on the outer peripheral surface of the inner filter cover, and the inner filter cover is cleaned.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a roll-to-roll sand making machine that rolls section of thick bamboo can cool, includes the frame, the frame is provided with two crushing section of thick bamboo and drive crushing section of thick bamboo pivoted drive structure, crushing section of thick bamboo is including rolling section of thick bamboo and main shaft, roll the section of thick bamboo cover establish and rotate connect in the main shaft, crushing section of thick bamboo passes through the main shaft with the frame links together, forms between two rolling section of thick bamboo and rolls the clearance, its characterized in that still includes water pump and seal structure's shell, two roll the section of thick bamboo and be located in the shell, the shell is equipped with discharge gate and feed inlet, the discharge gate is located the below of rolling section of thick bamboo and falls out for the sand that rolls the section of thick bamboo and roll out, the feed inlet is located the top of rolling section of thick bamboo and is used for waiting to roll stone input between two rolling sections of thick bamboo, be equipped with in the shell and spout cooling water on the rolling section of thick bamboo, cooling water shower nozzle with the exit end of water pump is connected.

2. The double-roll sand making machine capable of reducing temperature by using the rolling barrel according to claim 1, wherein the inlet end of the water pump is provided with a filtering structure, the filtering structure comprises a connecting seat, the outlet end of the water pump, which is provided with a water outlet main channel, is connected with the inlet end of the water pump in a sealing way, the connecting seat is provided with an inner filtering cover, an outer filtering cover and a shielding cover in a sealing way, the inner filtering cover and the connecting seat enclose an inner water outlet cavity, the shielding cover is sleeved on the inner filtering cover, the shielding cover, the inner filtering cover and the connecting seat enclose an outer water outlet cavity, the outer filtering cover, the shielding cover, the outer filtering cover and the connecting seat are sleeved on the shielding cover, an inner water outlet channel which is communicated with the inner water outlet cavity and the water outlet main channel, an outer water outlet channel which is communicated with the water outlet main channel and a water inlet channel which is communicated with the outside of the connecting seat are arranged in the connecting seat are connected together, and the water inlet channel which is opened when the outer water outlet channel is closed.

3. The double-roll sand making machine with the rolling barrel capable of reducing temperature according to claim 2, wherein the outgoing water channel is provided with an outgoing water channel part straight line section and an outgoing water channel part inlet section which are connected together by folding lines, the incoming water channel is provided with a water inlet channel part straight line section and a water inlet channel part outlet section which are connected together by folding lines, the outgoing water channel part straight line section and the water inlet channel part straight line section are positioned on the same straight line, the outgoing water channel part straight line section and the water inlet channel part straight line section are communicated through a straight connecting channel to form a straight line channel, and a movable plug for sealing the water inlet channel part outlet section is supported in the straight line channel through a pressure limiting spring; the outer filter cover is blocked, the pressure difference generated when the water pump is started can drive the movable plug to overcome the elasticity of the pressure limiting spring and move to seal the outlet section of the outlet channel section, and the outlet section of the water inlet channel section is opened when the movable plug seals the inlet section of the outlet channel section.

4. The double-roll sand making machine with the rolling barrel capable of reducing temperature according to claim 3, wherein the connecting seat is provided with a water return dry runner, the water return dry runner is provided with a water return main port, the water return main port is communicated with an outlet of the water pump through a water return pipe, and the water return dry runner is provided with an inner water outlet cavity water return branch runner communicated with the inner water outlet cavity and an outer water cavity water return branch runner communicated with the outer water cavity; an inner water outlet cavity water return branch flow passage is provided with an inner water outlet cavity water return branch flow passage part sliding hole, an inner water outlet cavity water return branch flow passage part plug and an inner water outlet cavity water return branch flow passage part push-out spring are connected in a sealing sliding manner in the inner water outlet cavity water return branch flow passage part sliding hole, the inner water outlet cavity water return branch flow passage part plug is provided with an inner water outlet cavity water return branch flow passage part communication hole, the inner water outlet cavity water return branch flow passage part sliding hole is communicated with the linear passage, and the inner water outlet cavity water return branch flow passage part spring is used for driving the inner water outlet cavity water return branch flow passage part plug to extend into the linear passage so that the inner water outlet cavity water return branch flow passage part communication hole communicates the parts of the inner water outlet cavity water return branch flow passage part, which are positioned at two sides of the inner water outlet cavity water return branch flow passage part plug; an outlet water cavity backwater branch runner part sliding hole is formed in the outlet water cavity backwater branch runner part sliding hole, an outlet water cavity backwater branch runner part plug and an outlet water cavity backwater branch runner part pushing spring are connected in a sealing sliding manner, the outlet water cavity backwater branch runner part plug is provided with an outlet water cavity backwater branch runner part communication hole, the outlet water cavity backwater branch runner part sliding hole is communicated with the linear channel, and the outlet water cavity backwater branch runner part spring is used for driving the outlet water cavity backwater branch runner part plug to extend into the linear channel so that the outlet water cavity backwater branch runner part communication hole communicates the parts of the outlet water cavity backwater branch runner part plug at two sides of the outlet water cavity backwater branch runner part plug; the movable plug is connected with a driving block; when the movable plug seals the outlet section of the water inlet channel part, the movable plug presses the outlet water cavity backwater branch channel part plug, the outlet water cavity backwater branch channel part plug contracts into the outlet water cavity backwater branch channel part sliding hole, the outlet water cavity backwater branch channel is closed, the driving block is staggered with the inner water cavity backwater branch channel part plug, and the inner water cavity backwater branch channel part communication hole is communicated with the part of the inner water cavity backwater branch channel part located at two sides of the inner water cavity backwater branch channel part plug; when the movable plug seals the inlet section of the outlet water channel part, the driving block presses the inner water outlet cavity backwater branch flow channel part plug, the inner water outlet cavity backwater branch flow channel part plug is contracted into the sliding hole of the inner water outlet cavity backwater branch flow channel part, the inner water outlet cavity backwater branch flow channel is closed, the movable plug is staggered with the outlet water cavity backwater branch flow channel part plug, and the outlet water cavity backwater branch flow channel part communication hole is communicated with the parts of the outlet water cavity backwater branch flow channel part plugs positioned at two sides of the outlet water cavity backwater branch flow channel part plug; the outlet section of the water inlet channel part and the inlet section of the water outlet channel part are positioned on two side walls of the linear channel, and the movable plug is provided with a movable plug head communicating channel; when the movable plug seals the outlet section of the water inlet channel part, the movable plug communicates with the two water inlet channels of the channel at the two ends of the movable plug; the movable plug head part communicating channel is internally provided with a one-way valve which is opened towards the outside of the lower connecting seat.

5. The double-roller sand making machine with the cooling roller according to claim 4, wherein a water return valve is arranged on the water return pipe.

6. The twin-roll sand making machine with the cooling roller as claimed in claim 2, 3, 4 or 5, wherein the outer filter cover is cylindrical, the filtering holes on the outer filter cover are only arranged on the peripheral wall of the outer filter cover, the outer filter cover is sleeved with an outer gear ring of the outer filter cover, the outer gear ring of the outer filter cover is connected with an outer filter cover scraping blade which extends along the axial direction of the outer filter cover and scrapes the outer peripheral surface of the outer filter cover to remove impurities, a plurality of water inlet runner part blades driven by water flowing through the water inlet runner are arranged in the water inlet runner, the water inlet runner part blades are connected to a water inlet runner part rotating shaft, and the water inlet runner part rotating shaft drives the outer gear ring of the outer filter cover to rotate through an outer driving structure.

7. The twin roll sand making machine of claim 6, wherein the outer driving structure comprises an intermediate gear engaged with the outer teeth of the outer filtering cover, a wheel shaft with one end connected with the intermediate gear, a driven bevel gear connected with the other end of the wheel shaft, and a driving bevel gear engaged with the driven bevel gear, the wheel shaft is rotatably connected with a connecting seat on a connecting bearing, and the driving bevel gear is connected with the rotating shaft of the water inlet runner.

8. The double-roller sand making machine with the cooling roller capable of cooling the rolling barrel according to claim 7, wherein an outer filter cover part rotating ring is sleeved on the outer filter cover, an outer filter cover part outer gear ring and the outer filter cover part rotating ring are positioned at two axial ends of the outer filter cover, and two ends of the outer filter cover part scraping blade are fixedly connected to the outer filter cover part outer gear ring and the outer filter cover part rotating ring respectively.

9. The twin-roll sand making machine with the cooling roller as defined in claim 2, 3, 4 or 5, wherein the inner filter cover is cylindrical, the filtering holes on the inner filter cover are only arranged on the peripheral wall of the inner filter cover, an inner rotating shaft is penetrated in the inner filter cover, one end of the inner rotating shaft penetrates through the end wall of the inner filter cover and is connected with the end wall of the inner filter cover in a sealing and rotating way, the inner rotating shaft is coaxial with the inner filter cover, a driving arm positioned outside the inner filter cover is arranged on the inner rotating shaft, an inner filter cover part scraping blade which is axially extended along the inner filter cover and scrapes the outer peripheral surface of the inner filter cover to remove impurities is connected on the driving arm, a plurality of water outlet runner part blades driven by water flowing through the outer water outlet runner are arranged in the outer water outlet runner, the water outlet runner part blades are connected to the water outlet runner part rotating shaft, a driving second bevel gear is arranged on the water outlet runner part rotating shaft, and a driven second bevel gear meshed with the driving second bevel gear is arranged on the inner rotating shaft.

Images