CN222560463U - Pre-drying treatment device - Google Patents

Abstract

The utility model provides a pre-drying treatment device, which relates to the technical field of wet germanium concentrate processing, and solves the technical problems that the part of internal heat is lost after an exhaust hood extracts part, and the lost heat needs to be supplemented although the interior of the exhaust hood maintains a negative pressure environment, so that the steam consumption can be increased, the device comprises a drying box, the bottom side of the interior of the drying box is fixedly connected with a heating plate, the bottom of the drying box is provided with a heating box, through setting up the inside porous wet cotton board of straining of its filter box and porous drier board with the moisture in its hot moisture adsorb the removal, and with its heat dissipation back to the inside of drying cabinet through back row fill to its hot-blast wet germanium concentrate that returns to arrange can carry out the blast treatment to its hot plate surface, with this heat loss that has reduced the drying cabinet is inside, thereby avoid excessively consuming steam, and still can further promote the drying treatment to its wet germanium concentrate, in order to do benefit to the use.

Description

Pre-drying treatment device

Technical Field

The utility model particularly relates to the technical field of wet germanium concentrate processing, in particular to a pre-drying treatment device and equipment provided with the device.

Background

At present, in the existing concentrate production process, particularly in the production link of wet germanium concentrate, the drying process is necessary, the moisture content of the common wet germanium concentrate is 50% on average, but in the prior art, the wet germanium concentrate is generally filtered by a filter press and then directly subjected to a drying process by a microwave drying device so as to remove a large amount of moisture contained in the wet germanium concentrate.

At present, the utility model with publication number of CN207163104U discloses a wet germanium concentrate pre-drying treatment device, which comprises a pre-drying mechanism and an exhaust hood, wherein the exhaust hood is arranged above the pre-drying mechanism, the pre-drying mechanism comprises a heating panel, a pre-drying box, a plurality of steam spray pipes and a hydrophobic valve group, the heating panel is arranged above the pre-drying box, the steam spray pipes are arranged in the pre-drying box at intervals, and the hydrophobic valve group is communicated with the bottom of the pre-drying box.

According to the above patent, the present inventors found that although the existing wet germanium concentrate pre-drying treatment apparatus can reduce the drying cost of the wet germanium concentrate and facilitate the subsequent drying treatment and storage and preservation of the germanium concentrate, it uses a steam nozzle to perform the pre-drying treatment on the wet germanium placed on the heating panel, then the moisture generated by drying is pumped by the exhaust gas treatment mechanism through the exhaust hood, during which the moisture generated by drying has a certain amount of heat, and when the exhaust hood extracts part of the moisture, the part of the internal heat is lost, and then the negative pressure environment is maintained inside the exhaust hood, but the lost heat needs to be replenished, so that the consumption of steam is increased, and therefore, a pre-drying treatment apparatus is proposed to solve the above-mentioned problem.

Disclosure of utility model

The utility model aims to provide a pre-drying treatment device and equipment provided with the device, so as to solve the technical problems that the pre-drying treatment device for wet germanium concentrate in the prior art can reduce the drying cost of the wet germanium concentrate, is convenient for carrying out subsequent drying treatment and storage and preservation on the germanium concentrate, but utilizes a steam spray pipe to carry out pre-drying treatment on the wet germanium placed on a heating panel, and then moisture generated by drying is pumped by an exhaust gas treatment mechanism through an exhaust hood, and has a certain heat quantity in the process, and when the exhaust hood extracts out part of the moisture, part of the heat quantity is lost, and then the negative pressure environment is maintained in the exhaust hood, but the lost heat quantity is needed to be supplemented, so that the steam consumption is increased. The technical effects (A, B, C) that can be produced by the preferred technical scheme among the technical schemes provided by the utility model are described below.

In order to achieve the aim, the pre-drying treatment device comprises a drying box, wherein a heating plate is fixedly connected to the bottom side of the inside of the drying box, a heating box is arranged at the bottom of the drying box, a steam main pipe is arranged on the left side of the heating box, a steam spray pipe is communicated with the inner side of the steam main pipe, a regulating valve is arranged on the outer side of the steam spray pipe, a water drain pressure control valve is communicated with the right side of the bottom of the heating box, a bypass valve is communicated with the front side of the water drain pressure control valve, sealing doors are rotatably connected to the two sides of the front side of the drying box, and a circulating dehumidification mechanism is arranged at the top of the drying box;

The circulating dehumidification mechanism comprises a suction fan, a calandria, a wet filtering component and a back-discharging bucket, wherein the suction fan is bolted to the top of the drying box, the absorption end of the suction fan is communicated with the top of the drying box, the wet filtering component is bolted to the rear side of the drying box, the top of the wet filtering component is communicated with the bottom of the calandria, the back-discharging bucket is embedded in the rear side of the inside of the drying box, and the top of the back-discharging bucket is communicated with the bottom of the wet filtering component;

The wet subassembly of straining includes filter box, porous wet cotton board, porous drier board and lid, the top of filter box communicates with the bottom of calandria, porous wet cotton board and porous drier board joint in proper order are in the inside of filter box, the lid bolt is in the rear side of filter box.

Preferably, two sides of the bottom of the heating box are bolted with supporting rods, and the supporting rods are T-shaped;

Preferably, a heat insulation pad is adhered to the bottom of the heating box, and the outer side of the heat insulation pad is in contact with the inner side of the supporting rod;

Preferably, a pull rod is bolted to the inner side of the front side of the closed door, and the pull rod is L-shaped;

Preferably, a pressure gauge is arranged on the rear side of the top of the steam main pipe, and the bottom of the pressure gauge is communicated with the top of the steam main pipe;

Preferably, a protective shell is bolted to the outer side of the drying oven, and the interior of the protective shell is made of heat-insulating cotton materials;

Preferably, a baffle is bolted to the front side of the back-row hopper, and the baffle is positioned on the rear side of the interior of the drying oven;

preferably, a pull handle is bolted to the rear side of the box cover, and anti-slip lines are formed in the surface of the pull handle.

According to the technical scheme, the drying box is provided with the drying box, the heating plate, the heating box, the steam main pipe, the steam spray pipe, the drain pressure control valve, the bypass valve, the sealing door and the circulating dehumidification mechanism, the sealing door at the front side of the drying box is opened, then the wet germanium concentrate after press filtration is evenly paved on the heating plate inside the drying box, the sealing door is closed, the suction fan at the top of the drying box is opened to suck air inside the drying box, then the steam spray pipe at the inner side of the steam main pipe is synchronously opened and regulated to output the air inside the heating box, when a bypass valve on the drain pressure control valve is provided with a large amount of steam, the bypass valve is closed and the drain pressure control valve is regulated again, and the steam flow and the pressure of the steam main pipe are regulated, so that the steam entering the heating box carries out pre-drying treatment on the wet germanium concentrate on the surface of the drying box, and the hot germanium concentrate is pumped out by the suction fan and then discharged to the inside the filtering box, and the drying agent is adsorbed by the porous cotton filter board and the porous cotton board inside the drying box, so that the heat is further dissipated back to the drying box, and the heat of the drying concentrate is further reduced, and the heat of the drying concentrate is further discharged to the drying box is further reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a general construction diagram of a pre-drying treatment apparatus according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the drying oven according to the present utility model;

FIG. 3 is a schematic view of the structure of the circulating dehumidification mechanism of the present utility model;

FIG. 4 is a schematic view of the structure of the wet filtration module of the present utility model;

fig. 5 is a schematic structural view of the drainback bucket in the present utility model.

In the figure, 1, a drying box, 2, a heating plate, 3, a heating box, 4, a steam main pipe, 5, a steam spray pipe, 6, a drainage pressure control valve, 7, a bypass valve, 8, a sealing door, 9, a circulating dehumidification mechanism, 901, a suction fan, 902, a calandria, 903, a wet filtering component, 9031, a filtering box, 9032, a porous wet filtering cotton plate, 9033, a porous drying plate, 9034, a box cover, 904, a back discharge hopper, 10, a supporting rod, 11, a heat insulation pad, 12, a pull rod, 13, a pressure gauge, 14, a protective shell, 15, a baffle plate, 16 and a pull handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As shown in fig. 1-5: comprises a drying box 1, a heating plate 2 is fixedly connected to the bottom side of the inside of the drying box 1, a heating box 3 is arranged at the bottom of the drying box 1, a steam main pipe 4 is arranged on the left side of the heating box 3, a steam spray pipe 5 is communicated with the inner side of the steam main pipe 4, a regulating valve is arranged on the outer side of the steam spray pipe 5, a drain pressure control valve 6 is communicated with the right side of the bottom of the heating box 3, a bypass valve 7 is communicated with the front side of the drain pressure control valve 6, a sealing door 8 is rotationally connected to the two sides of the front side of the drying box 1, a circulating dehumidification mechanism 9 is arranged at the top of the drying box 1, the circulating dehumidification mechanism 9 comprises a suction fan 901, a drain pipe 902, a wet filtering component 903 and a back drain hopper 904, the suction fan 901 is bolted at the top of the drying box 1, the absorption end of the suction fan 901 is communicated with the top of the drying box 1, the wet filtering component 903 is bolted at the rear side of the drying box 1, the top of the wet filtering component 903 is communicated with the bottom of the drain pipe 902, the back drain hopper 904 is embedded at the rear side of the inside of the drying box 1, the top of the rear side of the back drain hopper 904 is communicated with the bottom of the wet filtering component 903, the wet filtering component 903 comprises a filtering box 9031, a porous wet filtering cotton plate 9032, a porous drying agent plate 9033 and a box cover 9034, the top of the filtering box 9031 is communicated with the bottom of a drain pipe 902, the porous wet filtering cotton plate 9032 and the porous drying agent plate 9033 are sequentially clamped in the inside of the filtering box 9031, the box cover 9034 is bolted at the rear side of the filtering box 9031, the sealing door 8 at the front side of the drying box 1 is opened by arranging the drying box 1, the heating plate 2, the heating box 3, the steam main pipe 4, the steam spray pipe 5, the hydrophobic pressure control valve 6, the bypass valve 7, the sealing door 8 and the circulating dehumidification mechanism 9, then wet germanium concentrate after filter pressing is uniformly paved on the heating plate 2 in the inside of the drying box 1 is closed, the suction fan 901 positioned at the top of the drying box 1 is started to suck air in the drying box 1, then the steam spray pipe 5 positioned at the inner side of the steam main pipe 4 is synchronously started and regulated to output the air to the inside of the heating box 3, when a large amount of steam is sprayed out from the bypass valve 7 on the drainage pressure control valve 6, the bypass valve 7 is closed, the drainage pressure control valve 6 is regulated again, the steam flow and the pressure of the steam main pipe are regulated, so that the steam entering the inside of the heating box 3 carries out pre-drying treatment on the wet germanium concentrate positioned on the surface of the heating plate 2, the hot moisture generated by drying the wet germanium concentrate is pumped out by the suction fan 901 and then discharged to the inside of the filtering box 9031 through the calandria 902, the moisture in the hot moisture is adsorbed and removed through the porous filter cotton plate 9032 and the porous drying plate 9033 arranged in the filtering box 9031, the moisture is discharged back to the inside of the drying box 1 through the back discharge hopper 904, the back of the back-discharged hot air can carry out treatment on the wet germanium concentrate on the surface of the drying box 2, so that the heat loss of the inside the drying box 1 is reduced, the heat loss of the drying box is further avoided, and the excessive drying of the wet germanium concentrate can be further used for drying the wet germanium concentrate.

As an alternative embodiment, the two sides of the bottom of the heating box 3 are both bolted with the supporting rods 10, the supporting rods 10 are in a T shape, and by arranging the supporting rods 10, the heating box 3 can be supported for use, so that the effect of stability in use is ensured.

As an alternative embodiment, the bottom of the heating box 3 is adhered with the heat insulation pad 11, the outer side of the heat insulation pad 11 is contacted with the inner side of the supporting rod 10, and by arranging the heat insulation pad 11, the effect of preventing the bottom of the heating box 3 from outwards spreading heat during heating can be realized, so that the heating box is beneficial to use.

As an alternative embodiment, the inner side of the front side of the closing door 8 is bolted with a pull rod 12, the pull rod 12 is L-shaped, and by arranging the pull rod 12, the effect of being convenient for a user to pull the closing door 8 can be achieved, so that the use is facilitated.

As an alternative embodiment, the rear side at the top of the steam main pipe 4 is provided with the pressure gauge 13, and the bottom of the pressure gauge 13 is communicated with the top of the steam main pipe 4, so that the condition of being convenient for observe the real-time pressure inside the steam main pipe 4 can be realized by arranging the pressure gauge 13, and the steam main pipe is convenient for timely adjustment, so that the steam main pipe is beneficial to use.

As an alternative embodiment, the outside of the drying cabinet 1 is bolted with the protecting shell 14, the inside of the protecting shell 14 is made of heat insulation cotton material, and by arranging the protecting shell 14, the effect of heat insulation on the drying cabinet 1 can be realized, so that the drying cabinet is beneficial to use.

As an alternative embodiment, the front side of the back discharge hopper 904 is bolted with the baffle 15, and the baffle 15 is located at the rear side inside the drying oven 1, so that the hot air discharged from the back discharge hopper 904 can be discharged downwards through shielding by arranging the baffle 15, so as to be more beneficial to hot blowing the wet germanium concentrate on the surface of the heating plate 2, and be beneficial to use.

As an alternative embodiment, the rear side of the box cover 9034 is bolted with the pull handle 16, and the surface of the pull handle 16 is provided with anti-slip lines, so that the effect of pushing and pulling the box cover 9034 by a user can be achieved by arranging the pull handle 16, and the use is facilitated.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a pre-drying treatment device, its characterized in that includes drying cabinet (1), inside bottom fixedly connected with hot plate (2) of drying cabinet (1), the bottom of drying cabinet (1) is provided with heating box (3), the left side of heating box (3) is provided with steam main pipe (4), the inboard intercommunication of steam main pipe (4) has steam spray pipe (5), the outside of steam spray pipe (5) is provided with the governing valve, the right side intercommunication of heating box (3) bottom has hydrophobic accuse pressure valve (6), the front side intercommunication of hydrophobic accuse pressure valve (6) has bypass valve (7), the both sides of drying cabinet (1) front side are all rotated and are connected with sealing door (8), the top of drying cabinet (1) is provided with circulation dehumidification mechanism (9);

The circulating dehumidification mechanism (9) comprises a suction fan (901), a drain pipe (902), a wet filtering component (903) and a back drain hopper (904), wherein the suction fan (901) is bolted to the top of the drying box (1), the absorption end of the suction fan (901) is communicated with the top of the drying box (1), the wet filtering component (903) is bolted to the rear side of the drying box (1), the top of the wet filtering component (903) is communicated with the bottom of the drain pipe (902), the back drain hopper (904) is embedded in the rear side of the drying box (1), and the top of the back drain hopper (904) is communicated with the bottom of the wet filtering component (903);

The wet subassembly (903) of straining includes filter cartridge (9031), porous wet cotton board (9032), porous drier board (9033) and lid (9034), the top of filter cartridge (9031) communicates with the bottom of calandria (902), porous wet cotton board (9032) and porous drier board (9033) joint in proper order in the inside of filter cartridge (9031), lid (9034) bolt is at the rear side of filter cartridge (9031).

2. The pre-drying treatment device according to claim 1, further comprising a support bar (10) bolted to both sides of the bottom of the heating box (3), the support bar (10) being T-shaped.

3. The pre-drying treatment device according to claim 1, further comprising a heat insulating pad (11) bonded to the bottom of the heating box (3), wherein the outer side of the heat insulating pad (11) is in contact with the inner side of the strut (10).

4. The pre-drying treatment device according to claim 1, further comprising a tie rod (12) bolted to the inside of the front side of the closing door (8), the tie rod (12) being L-shaped.

5. The pre-drying treatment device according to claim 1, further comprising a pressure gauge (13) provided on the rear side of the top of the main steam pipe (4), the bottom of the pressure gauge (13) being in communication with the top of the main steam pipe (4).

6. The pre-drying treatment device according to claim 1, further comprising a protective shell (14) bolted to the outside of the drying oven (1), wherein the interior of the protective shell (14) is made of a heat-insulating cotton material.

7. The pre-drying treatment device according to claim 1, further comprising a baffle (15) bolted to the front side of the drainback hopper (904), the baffle (15) being located on the rear side of the interior of the drying cabinet (1).

8. The pre-drying treatment device according to claim 1, further comprising a pull handle (16) bolted to the rear side of the box cover (9034), wherein the surface of the pull handle (16) is provided with anti-slip lines.