CN112275633B

CN112275633B - Prevent wind formula food level sodium metabisulfite production and use filtration equipment

Info

Publication number: CN112275633B
Application number: CN202011089161.4A
Authority: CN
Inventors: 任永红; 李智
Original assignee: Hunan Yicheng Technology Co ltd
Current assignee: Hunan Yicheng Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-07-23
Anticipated expiration: 2040-10-13
Also published as: CN112275633A

Abstract

The invention relates to the technical field of sodium metabisulfite production, in particular to a wind-proof type filtering device for producing food-grade sodium metabisulfite. It includes filter equipment and sets up the safety device against wind in the filter equipment bottom, and filter equipment includes the rose box, and the inside filter screen that is equipped with of rose box, the inside position that is located the filter screen bottom of rose box still are equipped with the limiting plate, are the annular around the limiting plate and are equipped with a plurality of spacing fixed plates, and the radius of limiting plate is less than the internal diameter of rose box, consequently through spacing fixed plate with limiting plate and rose box, makes to produce an "annular" gap between limiting plate and the rose box. According to the invention, the impact plate is arranged to impact the filter screen to generate vibration, gaps among raw materials at the top of the filter screen are increased after the filter screen vibrates, so that the blocking amount of the filter screen is reduced, the filtering speed is increased, meanwhile, partial wind power is offset through the interaction force generated by the stress plate on the airflow, the acting force of the wind is reduced, and the wind prevention purpose is achieved.

Description

Prevent wind formula food level sodium metabisulfite production and use filtration equipment

Technical Field

The invention relates to the technical field of sodium metabisulfite production, in particular to a wind-proof type filtering device for producing food-grade sodium metabisulfite.

Background

Sodium metabisulfite is an inorganic compound, for white or yellow crystallization, has strong pungent smell, dissolve in water, the aqueous solution is acidity, contact with strong acid then emit sulfur dioxide and generate corresponding salt, food level sodium metabisulfite need be filtered sodium metabisulfite at the in-process of production, filter screen through filtration equipment usually filters, the gap undersize between the filterable in-process sodium metabisulfite of filter screen, lead to a plurality of sodium metabisulfites to get into the jam that causes the filter screen in a filtration pore simultaneously, it is very loaded down with trivial details to need artifical shake this moment.

Sodium metabisulfite filtration equipment can often be put in the external world when using, consequently can receive the effect of external wind power to take place to sway, can take place to empty the phenomenon when serious, unusual danger, can not accomplish a lot of utilizations to the effect of wind power moreover, cause the waste of wind power resource.

Disclosure of Invention

The invention aims to provide a windproof type food-grade sodium metabisulfite production filter device to solve the problems in the background art.

In order to achieve the purpose, the invention provides a wind-proof type filtering device for producing food-grade sodium metabisulfite, which comprises a filtering device and a wind-proof device arranged at the bottom of the filtering device, wherein the filtering device comprises a filtering box, the top and the bottom of the filtering device are both in an open state, so that the food-grade sodium metabisulfite (hereinafter referred to as raw materials) can be conveniently fed and discharged, a filtering screen is arranged in the filtering box, a limiting plate is also arranged at the bottom of the filtering screen in the filtering box, a plurality of limiting fixing plates are annularly arranged around the limiting plate, the radius of the limiting plate is smaller than the inner diameter of the filtering box, therefore, an annular gap is formed between the limiting plate and the filtering box by using the limiting fixing plates, a limiting hole is formed in the circle center of the limiting plate, the top surface of the limiting plate is an arc-shaped surface protruding from the circle center, make the raw materials after the filtration receive the action of gravity to its periphery roll to flow through outlying gap, stop through the limiting plate and make the raw materials after the filtration can't fall on safety device, play the effect of protection to safety device, the bottom of limiting plate is the annular and is equipped with a plurality of stands, safety device includes at least:

the windproof plate is annularly arranged around the filter box, a supporting plate for fixedly connecting the windproof plate and the filter box is arranged between the windproof plate and the filter box, and the bottom of the windproof plate is inclined towards the direction close to the filter box;

the impact device is arranged at the bottom of the limiting plate and comprises a supporting seat, a rotating shaft is arranged at the top of the supporting seat, rotating discs are rotatably connected to the outer portion of the rotating shaft, a plurality of stress plates are annularly arranged around the rotating discs, the number of the rotating discs is two, a connecting rod is arranged between the two rotating discs and close to the outer edge, and the connecting rod is fixedly connected with the two rotating discs;

the fore-set, the fore-set sets up the top at the rolling disc, the fore-set bottom is equipped with the connecting seat, connecting seat bottom swing joint has the connecting plate, the connecting plate with connecting rod swing joint, the fore-set with limiting plate sliding connection, the top of fore-set is equipped with the striking plate, and the radius of striking plate is greater than the fore-set, makes the area increase of fore-set and filter screen contact, and same effort, area of contact is less, and pressure is bigger, and pressure is smaller otherwise, consequently reaches the purpose of lightening the filter screen damage through reducing pressure.

As a further improvement of the technical scheme, a top cover is arranged at the top of the filter box, a feed inlet is formed in the circle center of the top cover, and the radius of the feed inlet is smaller than the inner diameter of the filter box.

As a further improvement of the technical scheme, the inside position that is located the filter screen top of rose box is equipped with the flow distribution plate, the centre of a circle department of flow distribution plate has seted up middle branch silo, be equipped with a plurality of peripheral splitter boxes around the middle branch silo, the flow distribution plate with be equipped with the guide plate between the filter screen, the width of guide plate bottom is greater than the width of the outer roof of following of filter screen, avoids the raw materials to fall and produces the roof and pile up outside the filter screen.

As a further improvement of the technical scheme, the bottom of the filter box is provided with a bottom plate, a movable groove is reserved between the bottom plate and the filter box, a movable frame is movably connected in the movable groove, the movable frame is in plug-in connection with the filter screen, a rotating block is arranged on the left side of the movable frame, the filter box is provided with a connecting shaft, and the rotating block is rotatably connected with the connecting shaft.

As a further improvement of the technical scheme, the front side of the movable frame is provided with a preformed groove, the front side of the movable groove is provided with an iron absorption block, the movable frame completely enters the movable groove, the preformed groove and the iron absorption block are closed, the movable frame is made of iron, and the iron absorption block is fixed through the action of suction, so that the stability of the movable frame in use is improved.

As a further improvement of the technical scheme, a holding rod is arranged on the rear side of the movable frame and is fixedly connected with the movable frame.

As a further improvement of the technical scheme, a plurality of shunt fixing plates are arranged around the shunt plate and are fixedly connected with the inner wall of the filter box, and the radius of the shunt plate is smaller than the inner diameter of the filter box.

As a further improvement of this technical scheme, the stand bottom is equipped with the base, the top of base is equipped with the feed chute, the bottom of bottom plate is equipped with drainage device, drainage device includes the top drainage plate, the bottom of top drainage plate is equipped with the bottom drainage plate, top drainage plate and limiting plate fixed connection, bottom drainage plate and bottom plate fixed connection.

As a further improvement of the technical scheme, a top air inlet groove is formed in the base in a penetrating mode, a bottom air inlet groove is formed in the bottom of the top air inlet groove, and the top of the top air inlet groove is an arc-shaped surface.

As a further improvement of the technical scheme, a plurality of wind collecting grooves are formed in the surface of the wind-proof plate, wind-proof bases are arranged at the top end and the bottom end of the wind collecting grooves, a plurality of sliding grooves are formed in the top surface of the wind-proof bases, sliding rods are connected in the sliding grooves in a sliding mode, moving plates are fixedly connected to the top ends of the sliding rods, and springs are arranged between the moving plates and the wind-proof bases.

Compared with the prior art, the invention has the beneficial effects that:

1. in this prevent wind formula food level sodium metabisulfite production and use filtration equipment, strike the filter screen through the striking plate that sets up, make it produce the vibration, make the gap increase between the raw materials at its top after the filter screen vibration, and then reduce the jam volume of filter screen for filter speed offsets partial wind-force through the interaction force that the atress board produced the air current simultaneously, reduces the power of wind, reaches the purpose of preventing wind.

2. In this prevent wind formula food level sodium metabisulfite production and use filtration equipment, the flow distribution plate that makes through setting up enters into the raw materials in the rose box and enters into middle minute silo, and a small amount of raw materials receive in the action of gravity rolls into peripheral splitter box along the flow distribution plate top surface simultaneously to realize shunting the raw materials that gets into in the rose box through peripheral splitter box, make the raw materials that falls on the filter screen distribute more evenly, improve filterable effect.

2. In this prevent wind formula food level sodium metabisulfite production and use filtration equipment, through top air inlet tank and the bottom air inlet tank that sets up, because the distance of top air inlet tank "arcwall face" is good at linear distance, consequently the velocity of flow of wind is less in the bottom air inlet tank in the top air inlet tank, and the velocity of flow of wind is big more the pressure is less, otherwise pressure is big more, consequently the pressure in the top air inlet tank is greater than in the bottom air inlet tank, thereby produce the pressure difference, form a decurrent pressure through the pressure difference and act on the base, and then improve the ground fertility of grabbing of base, improve the stability that the base supported.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is an exploded view of the whole structure of embodiment 1;

FIG. 3 is an exploded view of the structure of the filter device of example 1;

fig. 4 is a schematic structural diagram of a limiting plate in embodiment 1;

FIG. 5 is a schematic view of the structure of a percussion device according to embodiment 1;

FIG. 6 is a first disassembled view of the structure of the impact device of the embodiment 1;

FIG. 7 is a second drawing showing a disassembled structure of the striker according to embodiment 1;

FIG. 8 is a schematic structural view of a windshield according to example 1;

FIG. 9 is a schematic structural view of a top cover according to embodiment 1;

fig. 10 is a schematic structural view of the flow distribution plate of embodiment 1;

fig. 11 is a schematic view of the overall structure of the baffle of example 1;

FIG. 12 is a schematic structural view of a filtration tank according to embodiment 1;

FIG. 13 is a schematic view of the screen structure of example 1;

FIG. 14 is a schematic view of the structure of the drainage device of example 1;

FIG. 15 is a structural sectional view of a filter device according to example 1;

FIG. 16 is a schematic view showing the entire structure of the wind break seat according to embodiment 1;

FIG. 17 is a schematic view of a base structure of embodiment 1;

fig. 18 is a sectional view of a base structure of embodiment 1.

The various reference numbers in the figures mean:

100. a filtration device;

110. a filter box;

111. a top cover; 1111. a feed inlet;

112. a drainage device; 1121. a top drainage plate; 1122. a bottom drainage plate;

113. a base plate; 1131. a connecting shaft; 1132. an iron absorption block;

114. a limiting plate; 1141. a limiting fixing plate; 1142. a limiting hole;

115. filtering with a screen; 1151. a movable frame; 1152. rotating the block; 1153. a hand-held lever;

116. a baffle;

117. a flow distribution plate; 1171. a middle distributing trough; 1172. a shunt fixing plate; 1173. a peripheral splitter box;

200. a wind shield device;

210. a windbreak panel;

211. a support plate;

212. a wind collecting groove;

213. a windproof base; 2131. a chute; 2132. a slide bar; 2133. a spring; 2134. moving the plate;

220. a percussion device;

221. a supporting seat; 2211. a rotating shaft;

222. rotating the disc; 2221. a stress plate; 2222. a connecting rod;

223. a top pillar; 2231. an impact plate; 2232. a connecting seat; 2233. a connecting plate;

300. a base;

310. a feed chute;

320. a column;

330. a top air inlet groove;

340. and a bottom air inlet groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

The invention provides a filtering device for producing windproof food-grade sodium metabisulfite, referring to fig. 1-18, comprising a filtering device 100 and a windproof device 200 arranged at the bottom of the filtering device 100, wherein the filtering device 100 comprises a filtering box 110, the top and the bottom of the filtering device 100 are both in an open state, so that the feeding and the discharging of the food-grade sodium metabisulfite (hereinafter referred to as raw material) are facilitated, a filter screen 115 is arranged in the filtering box 110, when in use, the raw material is fed into the filtering box 110, so that the raw material passes through the filter screen 115 under the action of gravity, the filtering of the raw material is realized through the filter screen 115, a limiting plate 114 is further arranged at the bottom of the filter screen 115 in the filtering box 110, a plurality of limiting fixing plates 1141 are annularly arranged around the limiting plate 114, the radius of the limiting plate 114 is smaller than the inner diameter of the filtering box 110, so that the limiting plate 114 and the filtering box 110 are fixed by the limiting fixing plates 1141, make and produce an "annular" gap between limiting plate 114 and the rose box 110, spacing hole 1142 has been seted up to the centre of a circle department of limiting plate 114, the top surface of limiting plate 114 is the bellied "arcwall face" of centre of a circle department, make the raw materials after the filtration roll to its periphery by the action of gravity, and flow through outlying gap, stop through limiting plate 114 makes the raw materials after the filtration can't fall on safety device 200, play the effect of protection to safety device 200, the bottom of limiting plate 114 is the annular and is equipped with a plurality of stands 320, support rose box 110 through stand 320, safety device 200 includes at least:

the windproof plate 210 is annularly arranged around the filter box 110 in order to increase the wind power at the bottom of the filter box 110, a support plate 211 for fixedly connecting the windproof plate 210 with the filter box 110 is arranged between the windproof plate 210 and the filter box 110, the bottom of the windproof plate 210 is inclined towards the direction close to the filter box 110, the wind is subjected to the resistance of the windproof plate 210 to change the direction of the airflow, the airflow flows downwards to the bottom of the filter box 110 along the surface of the windproof plate 210, so that the inflow rate of the airflow at the bottom of the filter box 110 is increased, the wind power is increased along with the increase of the inflow rate of the airflow, and the purpose of increasing the wind power at the bottom of the filter box 110 is further realized;

the striking device 220 is arranged at the bottom of the limiting plate 114, the striking device 220 comprises a supporting seat 221, a rotating shaft 2211 is arranged at the top of the supporting seat 221, a rotating disc 222 is rotatably connected to the outer portion of the rotating shaft 2211, a plurality of stress plates 2221 are annularly arranged around the rotating disc 222, two rotating discs 222 are arranged, a connecting rod 2222 is arranged between the two rotating discs 222 and close to the outer edge, and the connecting rod 2222 is fixedly connected with the two rotating discs 222;

the top pillar 223, the top pillar 223 sets up at the top of rolling disc 222, the top pillar 223 bottom is equipped with connecting seat 2232, connecting seat 2232 bottom swing joint has connecting plate 2233, connecting plate 2233 and connecting rod 2222 swing joint, top pillar 223 and limiting plate 114 sliding connection, the top of top pillar 223 is equipped with striking plate 2231, the radius of striking plate 2231 is greater than the top pillar 223, the area that makes the top pillar 223 and filter screen 115 contact increases, same effort, area of contact is the smaller, pressure is bigger, otherwise pressure is the smaller, consequently reach the mesh of lightening the damage to filter screen 115 through reducing pressure.

When the windproof device 200 in this embodiment is used specifically, wind acts on the windproof plate 210, and then the direction of the airflow is changed by the resistance of the windproof plate 210, so that the airflow flows downward along the surface of the windproof plate 210 to the bottom of the filter box 110, thereby increasing the inflow rate of the airflow at the bottom of the filter box 110, and as the inflow rate of the airflow increases, the wind power also increases, and at the same time, the acting force generated by the airflow flowing at the bottom of the filter box 110 is added, and the two acting forces act on the stressed plate 2221 at the same time to drive the rotating disc 222 to rotate around the rotating shaft 2211, at this time, the connecting rod 2222 at the outer edge of the rotating disc 222 drives the connecting plate 2233 to move, the connecting plate 2233 drives the top pillar 223 to perform a plugging motion along the inner wall of the limiting plate 114 through the connecting seat 2232, and then impacts the filter screen 115 through the impacting plate 2231 to generate vibration, so that the gap between the raw materials at the top of the filter screen 115 is increased after the vibration, thereby reducing the plugging amount of the filter screen 115, the filtering speed is accelerated, meanwhile, partial wind force is offset by the interaction force generated by the stress plate 2221 on the air flow, the acting force of the wind is reduced, and the purpose of wind prevention is achieved.

In this embodiment, the top cover 111 is arranged at the top of the filtering box 110, the center of the circle of the top cover 111 is provided with the feed inlet 1111, and the radius of the feed inlet 1111 is smaller than the inner diameter of the filtering box 110, so that raw materials can enter the filtering box 110 from the center of the circle of the top of the filtering box in a more concentrated manner, the concentrated feeding is achieved, and meanwhile, the feed inlet 1111 is of a hopper-shaped structure with a large top radius and a small bottom radius, so that the feeding area is increased, the scattering amount of the raw materials is reduced while the concentrated feeding is achieved, and the waste of resources is reduced.

Further, a splitter plate 117 is arranged at the position, located at the top of the filter screen 115, inside the filter box 110, a middle distributing groove 1171 is formed in the circle center of the splitter plate 117, a plurality of peripheral splitter grooves 1173 are formed in the periphery of the middle distributing groove 1171, the top surface of the splitter plate 117 is an arc-shaped surface protruding from the circle center, raw materials entering the filter box 110 enter the middle distributing groove 1171, meanwhile, a small amount of raw materials roll into the peripheral splitter grooves 1173 along the top surface of the splitter plate 117 under the action of gravity, so that the raw materials entering the filter box 110 are split through the peripheral splitter grooves 1173, the raw materials falling on the filter screen 115 are distributed more uniformly, the filtering effect is improved, a guide plate 116 is arranged between the splitter plate 117 and the filter screen 115, the width of the bottom of the guide plate 116 is larger than that of the top wall of the outer edge of the filter screen 115, and accumulation of the raw materials falling on the top wall of the outer edge of the filter screen 115 is avoided.

Specifically, rose box 110 bottom is equipped with bottom plate 113, it has the activity groove to reserve between bottom plate 113 and the rose box 110, swing joint has movable frame 1151 in the activity groove, movable frame 1151 is pegged graft with filter screen 115 and is cooperated, movable frame 1151's left side is equipped with turning block 1152, rose box 110 and bottom plate 113's left side is equipped with connecting axle 1131, turning block 1152 rotates with connecting axle 1131 to be connected, it breaks away from rose box 110 to drive filter screen 115 through rotating movable frame 1151, can realize the change and the washing to filter screen 115 after breaking away from completely, thereby improve the convenience of filter screen 115 when using.

In addition, the front side of movable frame 1151 is opened and is equipped with the preformed groove, and the movable groove front side is equipped with and inhales iron piece 1132, and the preformed groove is closed with inhaling iron piece 1132 after movable frame 1151 gets into the movable groove completely, and movable frame 1151 is iron, inhales iron piece 1132 and fixes it through the suction effect to improve the stability of movable frame 1151 when using.

In addition, a holding rod 1153 is disposed at the rear side of the movable frame 1151, the holding rod 1153 is fixedly connected to the movable frame 1151, and the holding rod 1153 is convenient to hold when the movable frame 1151 is rotated, so as to provide a force application point.

Further, a plurality of diversion fixing plates 1172 are arranged around the diversion plate 117, the diversion fixing plates 1172 are fixedly connected with the inner wall of the filter box 110, and the radius of the diversion plate 117 is smaller than the inner diameter of the filter box 110, so that raw materials which do not enter the middle diversion groove 1171 and the peripheral diversion groove 1173 enter the bottom of the diversion plate 117 through a gap between the diversion plate 117 and the inner wall of the filter box 110, and waste caused by accumulation of the raw materials which do not enter is avoided.

Specifically, stand 320 bottom is equipped with base 300, the top of base 300 is equipped with feed chute 310, "annular" recess has been seted up at the top of feed chute 310, thereby concentrate drainage cavity exhaust raw materials, the later stage of being convenient for is collected, bottom plate 113's bottom is equipped with drainage device 112, drainage device 112 includes top drainage plate 1121, the bottom of top drainage plate 1121 is equipped with bottom drainage plate 1122, top drainage plate 1121 and limiting plate 114 fixed connection, bottom drainage plate 1122 and bottom plate 113 fixed connection, form annular drainage cavity between top drainage plate 1121 and the bottom drainage plate 1122, the drainage cavity is located the top of feed chute 310 top recess, raw materials after the filtration enter into the drainage cavity through limiting plate 114, make more accurate entering into the recess at feed chute 310 top through the drainage cavity.

In addition, a top air inlet groove 330 is formed in the base 300 in a penetrating manner, a bottom air inlet groove 340 is formed in the bottom of the top air inlet groove 330, the top of the top air inlet groove 330 is an arc-shaped surface, when air passes through the top air inlet groove 330 and the bottom air inlet groove 340, the distance of the arc-shaped surface is longer than the linear distance, so that the flow velocity of the air in the top air inlet groove 330 is smaller than that in the bottom air inlet groove 340, the flow velocity of the air is larger, the pressure is smaller, and conversely, the pressure is larger, so that the pressure in the top air inlet groove 330 is larger than that in the bottom air inlet groove 340, pressure difference is generated, a downward pressure is formed by the pressure difference and acts on the base 300, the ground gripping force of the base 300 is further improved, and the supporting stability of the base 300 is improved.

In addition, a plurality of wind collecting grooves 212 are formed in the surface of the wind-proof plate 210, wind-proof bases 213 are arranged at the top end and the bottom end of the interior of each wind collecting groove 212, a plurality of sliding grooves 2131 are formed in the top surface of each wind-proof base 213, sliding rods 2132 are connected in the sliding grooves 2131 in a sliding mode, movable plates 2134 are fixedly connected to the top ends of the sliding rods 2132, springs 2133 are arranged between the movable plates 2134 and the wind-proof bases 213, when the wind-proof device is used, wind enters the wind-proof grooves 212, then the wind force acts on the movable plates 2134, the movable plates 2134 are extruded by acting force to slide the sliding rods 2132 along the inner walls of 3131, the springs 2133 are compressed, and the springs 2133 are compressed to generate elastic force to offset partial extrusion force, so that a buffering effect is achieved, the effect of the wind force on the wind-proof plate 210 is reduced, and the wind-proof purpose is further achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent wind formula food level sodium metabisulfite production and use filtration equipment, includes filter equipment (100) and sets up safety device against wind (200) in filter equipment (100) bottom, its characterized in that: filter equipment (100) includes rose box (110), inside filter screen (115) that is equipped with of rose box (110), the inside position that is located filter screen (115) bottom of rose box (110) still is equipped with limiting plate (114), be the annular around limiting plate (114) and be equipped with a plurality of spacing fixed plates (1141), spacing hole (1142) have been seted up to the centre of a circle department of limiting plate (114), the bottom of limiting plate (114) is the annular and is equipped with a plurality of stands (320), safety device against wind (200) include at least:

the windproof plate (210) is annularly arranged around the filter box (110), a support plate (211) used for fixedly connecting the windproof plate (210) and the filter box (110) is arranged between the windproof plate (210) and the filter box (110), and the bottom of the windproof plate (210) inclines towards the direction close to the filter box (110);

the impact device (220) is arranged at the bottom of the limiting plate (114), the impact device (220) comprises a supporting seat (221), a rotating shaft (2211) is arranged at the top of the supporting seat (221), a rotating disc (222) is rotatably connected to the outer portion of the rotating shaft (2211), a plurality of stress plates (2221) are annularly arranged around the rotating disc (222), two rotating discs (222) are arranged, a connecting rod (2222) is arranged between the two rotating discs (222) and close to the outer edge, and the connecting rod (2222) is fixedly connected with the two rotating discs (222);

top post (223), top post (223) set up the top at rolling disc (222), top post (223) bottom is equipped with connecting seat (2232), connecting seat (2232) bottom swing joint has connecting plate (2233), connecting plate (2233) with connecting rod (2222) swing joint, top post (223) with limiting plate (114) sliding connection, the top of top post (223) is equipped with striking plate (2231).

2. The filtration equipment for producing windproof food-grade sodium metabisulfite according to claim 1, characterized in that: filter tank (110) top is equipped with top cap (111), the centre of a circle department of top cap (111) is equipped with feed inlet (1111), the radius of feed inlet (1111) is less than the internal diameter of filter tank (110).

3. The filtration equipment is used in production of prevent wind formula food level sodium metabisulfite of claim 2 characterized in that: the inside position that is located filter screen (115) top of rose box (110) is equipped with flow distribution plate (117), centre of a circle department of flow distribution plate (117) has seted up middle silo (1171), be equipped with a plurality of peripheral splitter boxes (1173) around middle silo (1171), flow distribution plate (117) with be equipped with between filter screen (115) guide plate (116).

4. The filtration equipment for producing windproof food-grade sodium metabisulfite according to claim 1, characterized in that: filter tank (110) bottom is equipped with bottom plate (113), it has the activity groove to reserve between bottom plate (113) and filter tank (110), swing joint has movable frame (1151) in the activity groove, movable frame (1151) with filter screen (115) cooperation of pegging graft, the left side of movable frame (1151) is equipped with turning block (1152), filter tank (110) with the left side of bottom plate (113) is equipped with connecting axle (1131), turning block (1152) with connecting axle (1131) rotates and is connected.

5. The filtration equipment is used in production of prevent wind formula food level sodium metabisulfite of claim 4 characterized in that: the front side of activity frame (1151) is opened and is equipped with the reservation groove, the activity groove front side is equipped with and inhales iron plate (1132).

6. The filtration equipment is used in production of prevent wind formula food level sodium metabisulfite of claim 4 characterized in that: the rear side of the movable frame (1151) is provided with a holding rod (1153), and the holding rod (1153) is fixedly connected with the movable frame (1151).

7. The filtration equipment is used in production of prevent wind formula food level sodium metabisulfite of claim 3 characterized in that: a plurality of shunting fixing plates (1172) are arranged around the shunting plate (117), the shunting fixing plates (1172) are fixedly connected with the inner wall of the filter box (110), and the radius of the shunting plate (117) is smaller than the inner diameter of the filter box (110).

8. The filtration equipment is used in production of prevent wind formula food level sodium metabisulfite of claim 4 characterized in that: stand (320) bottom is equipped with base (300), the top of base (300) is equipped with feed chute (310), the bottom of bottom plate (113) is equipped with drainage device (112), drainage device (112) include top drainage plate (1121), the bottom of top drainage plate (1121) is equipped with bottom drainage plate (1122), top drainage plate (1121) and limiting plate (114) fixed connection, bottom drainage plate (1122) and bottom plate (113) fixed connection.

9. The filter equipment for producing the windproof food-grade sodium metabisulfite according to claim 8, characterized in that: the inside of base (300) is run through and is seted up top air inlet groove (330), bottom air inlet groove (340) have been seted up to top air inlet groove (330) bottom, the top of top air inlet groove (330) is "arcwall face".

10. The filtration equipment for producing windproof food-grade sodium metabisulfite according to claim 1, characterized in that: the windproof structure is characterized in that a plurality of wind collecting grooves (212) are formed in the surface of the windproof plate (210), windproof bases (213) are arranged at the top end and the bottom end of the wind collecting grooves (212), a plurality of sliding grooves (2131) are formed in the top surface of the windproof bases (213), sliding rods (2132) are connected in the sliding grooves (2131) in a sliding mode, a movable plate (2134) is fixedly connected to the top end of each sliding rod (2132), and springs (2133) are arranged between the movable plate (2134) and the windproof bases (213).