CN214076689U

CN214076689U - Waste silica gel processing device composed of disc type dryer and disc type calcining furnace

Info

Publication number: CN214076689U
Application number: CN202022869849.6U
Authority: CN
Inventors: 李书龙
Original assignee: Anhui Guofu Fenghuang Technology Co ltd
Current assignee: Anhui Guofu Fenghuang Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-31
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to a useless silica gel processingequipment that disk dryer and disk calcining furnace constitute, including first device main part and second device main part, the upper end of first device main part is equipped with silica gel adsorbent and throws into mouth and flue gas discharge port, be connected with a plurality of little drying tray and the big drying tray of a plurality of on the inner wall of first device main part, the upper and lower alternate distribution of a plurality of little drying tray and the big drying tray of a plurality of, the upper end of second device main part is equipped with pan feeding mouth and gas vent, be connected with the little drying tray of a plurality of cavity and the big drying tray of a plurality of cavity on the inner wall of second device main part, alternate distribution about the little drying tray of a plurality of cavity and the big drying tray of a plurality of cavity. This waste silica gel processing apparatus that disk desicator and disk calcining furnace constitute can carry out waste heat recovery with the high temperature flue gas that produces when drying and calcining silica gel, has reduced the loss of heat energy, has increased production efficiency.

Description

Waste silica gel processing device composed of disc type dryer and disc type calcining furnace

Technical Field

The utility model belongs to the technical field of silica gel regeneration, concretely relates to useless silica gel processingequipment that dish desicator and disc calcining furnace constitute.

Background

The silica gel has the alias: the silicic acid gel is a high-activity adsorption material and belongs to an amorphous substance. The main component of the silica gel is silicon dioxide, and the silica gel is stable in chemical property and does not burn. Inorganic silica gel is a high-activity adsorbing material, and is usually prepared by reacting sodium silicate with sulfuric acid, and performing a series of post-treatment processes such as aging, acid soaking and the like. Silica gel is an amorphous substance and has a chemical molecular formula of mSiO2.nH 2O. Insoluble in water and any solvent, non-toxic, odorless, stable in chemical property, and non-reactive with any substance except strong alkali and hydrofluoric acid. Different types of silica gel form different microporous structures due to different manufacturing methods. The chemical composition and physical structure of silica gel determine that the silica gel has the characteristics of difficult substitution of other similar materials: the adsorbent has high adsorption performance, good thermal stability, stable chemical property, higher mechanical strength and the like, and is used as a drying agent, a humidity regulator, a deodorant and the like for families; the catalyst is industrially used as an oil hydrocarbon decolorant, a catalyst carrier, a pressure swing adsorbent and the like; separating and purifying agent for fine chemical industry, beer stabilizer, paint thickener, toothpaste friction agent, delustering agent, etc.

Silica gel is a common adsorbent in a lubricating oil regeneration technology, after the silica gel is used, a large amount of oil can be contained in the silica gel, the properties of the silica gel are stable, the oil contained in the silica gel can be burnt and removed in a calcining mode and the like, but the oil content in the oil-containing silica gel is high, the oil-containing silica gel is directly processed in a calcining mode, so that the large amount of oil cannot be recycled, the resource waste is large, most of the oil in the oil-containing silica gel is extracted by adopting boiling point stripping, the silica gel containing oil and water is obtained, the oil content in the silica gel is greatly reduced, the loss of oil resources can be reduced when the silica gel is dried and calcined, at present, high-temperature flue gas generated when the silica gel is dried and calcined is mostly directly discharged, the heat energy cannot be recycled, and the large amount of heat energy loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a simple and reasonable-design waste silica gel processing device composed of a disc type dryer and a disc type calcining furnace.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a waste silica gel processing device composed of a disc type dryer and a disc type calcining furnace comprises a first device main body and a second device main body, wherein a silica gel adsorbent feeding port and a smoke gas discharging port are arranged at the upper end of the first device main body, a plurality of small drying discs and a plurality of large drying discs are connected to the inner wall of the first device main body, the small drying discs and the large drying discs are alternately distributed up and down, a feeding port and an exhaust port are arranged at the upper end of the second device main body, a plurality of hollow small drying discs and a plurality of hollow large drying discs are connected to the inner wall of the second device main body, a plurality of hollow small drying discs and a plurality of hollow large drying discs are alternately distributed up and down, the small hollow drying discs and the large hollow drying discs are connected through connecting pipes, the large hollow drying disc positioned at the top is connected with a water tank, the water tank is connected with a water pump, and the output end of the water pump is connected with a heat exchanger, the output end of the heat exchanger is connected with the hollow large drying disc located at the lowest part, the flue gas discharge port is connected with the heat exchanger, the position, close to the bottom, of the first device main body is connected with a natural gas burner, and the natural gas burner is connected with an air blower.

As the utility model discloses a further optimization scheme, the upper end of first device main part is connected with first motor, and silica gel adsorbent input mouth and flue gas discharge port symmetric distribution are in the both sides of first motor, the lower extreme of first device main part is equipped with the discharge gate, be connected with the pivot on the output shaft of first motor, be connected with a plurality of and little drying tray matched with first harrow arm and with big drying tray matched with second harrow arm in the pivot.

As the utility model discloses a further optimization scheme, the upper end of second device main part is connected with the second motor, pan feeding mouth and gas vent symmetric distribution in the both sides of second motor, the lower extreme of second device main part is equipped with the bin outlet, be connected with the drive shaft on the output shaft of second motor, be connected with a plurality of and the little drying pan matched with third harrow arm of cavity and with the big drying pan matched with fourth harrow arm of cavity in the drive shaft.

As the utility model discloses a further optimization scheme, all be equipped with the blanking clearance between little drying tray and the first device main part and between little drying tray of cavity and the second device main part, the well pivot runs through little drying tray, and the drive shaft runs through little drying tray of cavity, the middle part of big drying tray and the big drying tray of cavity all is equipped with the blanking hole, connect through the connecting rod between little drying tray and the first device main part.

As a further optimization scheme of the utility model, all be connected with a plurality of extrapolation formula harrow leaf on first harrow arm and the third harrow arm, be connected with a plurality of in pushing-type harrow leaf on second harrow arm and the fourth harrow arm.

As a further optimization scheme of the utility model, bin outlet and silica gel adsorbent throw in the mouth and connect.

As a further optimization scheme of the utility model, connect through the steam input tube between natural gas combustion machine and the first device main part, be connected with the natural gas input tube on the natural gas combustion machine.

The beneficial effects of the utility model reside in that:

1) the utility model discloses well first device main part is to oiliness, the silica gel of water is dried, calcine, the high temperature flue gas that produces in this process is inputed the heat exchanger from the flue gas discharge port, the water pump begins to carry the cold water in the water tank to the heat exchanger this moment, cold water absorbs the heat after the input in the cavity drying dish in the second device main part, make cavity drying dish temperature rise, at this moment drop into oiliness, the silica gel of water in the second device main part from the pan feeding mouth, can carry out abundant drying to the silica gel, silica gel after the drying is inputed and is further dried in the first device main part and calcine, can make energy maximize utilization, the loss of the energy has been reduced, the efficiency of silica gel production has also been increased, also can make silica gel dry more thoroughly of calcining simultaneously;

2) the utility model discloses let in natural gas and air in the natural gas combustor, the natural gas burns in the natural gas combustor, finally lets in high temperature air in to the first device main part, promote the inside temperature of first device main part through high temperature air, make silica gel and the dry dish contact of high temperature in order to reach the effect of drying and calcining, can give off a large amount of heat energy when oily silica gel burns in the portion of calcining, can reduce the input of outside natural gas gradually this moment, until only letting in the air in the device main part, greatly reduced the consumption of the energy;

3) the utility model discloses simple structure, stability is high, reasonable in design, the realization of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a first device main body; 101. a silica gel adsorbent inlet; 102. a flue gas outlet; 103. a first motor; 104. a middle rotating shaft; 105. a small drying tray; 106. a first rake arm; 107. a large drying tray; 108. a second rake arm; 109. a connecting rod; 110. a discharge port; 2. a second device main body; 201. a feeding port; 202. an exhaust port; 203. a second motor; 204. a drive shaft; 205. a small hollow drying tray; 206. a third rake arm; 207. a hollow large drying tray; 208. a fourth rake arm; 209. a connecting pipe; 210. a discharge outlet; 3. a natural gas burner; 301. a hot gas input pipe; 302. a natural gas input pipe; 4. a blower; 5. a water tank; 6. a water pump; 7. a heat exchanger.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.

Example 1

As shown in figure 1, a waste silica gel processing device composed of a disc type dryer and a disc type calcining furnace comprises a first device main body 1 and a second device main body 2, the upper end of the first device main body 1 is provided with a silica gel adsorbent feeding port 101 and a flue gas discharging port 102, the inner wall of the first device main body 1 is connected with a plurality of small drying discs 105 and a plurality of large drying discs 107, the plurality of small drying discs 105 and the plurality of large drying discs 107 are alternately distributed up and down, the upper end of the second device main body 2 is provided with a feeding port 201 and an exhaust port 202, the inner wall of the second device main body 2 is connected with a plurality of small hollow drying discs 205 and a plurality of large hollow drying discs 207, the plurality of small hollow drying discs 205 and the plurality of large hollow drying discs 207 are alternately distributed up and down, the small hollow drying discs 205 and the large hollow drying discs 207 are connected through a connecting pipe 209, the large hollow drying discs 207 positioned at the top are connected with a water tank 5, the water tank 5 is connected with a water pump 6, the output end of the water pump 6 is connected with a heat exchanger 7, the output end of the heat exchanger 7 is connected with a hollow large drying disc 207 positioned at the lowest part, the flue gas discharge port 102 is connected with the heat exchanger 7, the position, close to the bottom, of the first device main body 1 is connected with a natural gas burner 3, and the natural gas burner 3 is connected with an air blower 4.

The natural gas burner 3 is connected to the first device body 1 through a hot gas inlet pipe 301, and the natural gas burner 3 is connected to a natural gas inlet pipe 302.

Let in natural gas and air in to natural gas burner 3, the natural gas burns in natural gas burner 3, finally to letting in the air of high temperature in first device main part 1, promote the inside temperature of first device main part 1 through the air of high temperature, make silica gel and the dry dish contact of high temperature in order to reach the effect of drying and calcination, can give off a large amount of heat energy when oily silica gel burns in the portion of calcining, the input of reduction external natural gas that can be gradual this moment, until only to letting in the air in the device main part, greatly reduced the consumption of the energy.

The upper end of the first device body 1 is connected with a first motor 103, the silica gel adsorbent feeding port 101 and the flue gas exhaust port 102 are symmetrically distributed on two sides of the first motor 103, the lower end of the first device body 1 is provided with a discharge port 110, an output shaft of the first motor 103 is connected with a middle rotating shaft 104, and the middle rotating shaft 104 is connected with a plurality of first rake arms 106 matched with a small drying disc 105 and second rake arms 108 matched with a large drying disc 107.

The upper end of the second device main body 2 is connected with a second motor 203, the material inlet 201 and the air outlet 202 are symmetrically distributed on two sides of the second motor 203, the lower end of the second device main body 2 is provided with a material outlet 210, the output shaft of the second motor 203 is connected with a driving shaft 204, and the driving shaft 204 is connected with a plurality of third rake arms 206 matched with a hollow small drying disc 205 and fourth rake arms 208 matched with a hollow large drying disc 207.

Blanking gaps are arranged between the small drying disk 105 and the first device main body 1 and between the hollow small drying disk 205 and the second device main body 2, the middle rotating shaft 104 penetrates through the small drying disk 105, the driving shaft 204 penetrates through the hollow small drying disk 205, blanking holes are arranged in the middle of the large drying disk 107 and the hollow large drying disk 207, and the small drying disk 105 is connected with the first device main body 1 through the connecting rod 109.

A plurality of outer pushing blades are connected to the first and

third arms

106 and 206, and a plurality of inner pushing blades are connected to the second and

fourth arms

108 and 208.

The transportation process of the materials in the first device main body 1 is the same as that of the materials in the second device main body 2, the motor drives the rake arms to rotate, the rake arms drive the corresponding rake blades to convey the silica gel from the corresponding drying discs to the next drying disc after rotating, and the drying and calcining processes are carried out along with the continuous movement of the silica gel on the drying discs which alternate up and down.

The discharge port 210 is connected with the silica gel adsorbent input port 101.

When the silica gel is regenerated, the first device main body 1 dries and calcines the silica gel containing oil and water, high-temperature flue gas generated in the process is input into the heat exchanger 7 from the flue gas outlet 102, at the moment, the water pump 6 starts to convey cold water in the water tank 5 into the heat exchanger 7, the cold water absorbs heat and then is input into the hollow drying trays in the second device main body 2, so that the temperature of each hollow drying tray in the second device main body 2 is increased, the cooled flue gas is directly discharged from the heat exchanger 7, at the moment, the silica gel containing oil and water is input into the second device main body 2 from the material inlet 201, the silica gel can be sufficiently dried, and the dried silica gel is input into the first device main body 1 for further drying and calcining, so that the energy can be maximally utilized, the energy loss is reduced, the silica gel production efficiency is also increased, and meanwhile, the silica gel drying and calcining can be realized, The calcination is more thorough.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a useless silica gel processingequipment that disk dryer and disk calcining furnace constitute, includes first device main part (1) and second device main part (2), its characterized in that: the device is characterized in that a silica gel adsorbent feeding port (101) and a smoke exhaust port (102) are arranged at the upper end of the first device main body (1), a plurality of small drying trays (105) and a plurality of large drying trays (107) are connected to the inner wall of the first device main body (1), the plurality of small drying trays (105) and the plurality of large drying trays (107) are alternately distributed up and down, a feeding port (201) and an exhaust port (202) are arranged at the upper end of the second device main body (2), a plurality of small hollow drying trays (205) and a plurality of large hollow drying trays (207) are connected to the inner wall of the second device main body (2), a plurality of small hollow drying trays (205) and a plurality of large hollow drying trays (207) are alternately distributed up and down, the small hollow drying trays (205) and the large hollow drying trays (207) are connected through a connecting pipe (209), and the large hollow drying tray (207) positioned at the top is connected with a water tank (5), be connected with water pump (6) on water tank (5), the output of water pump (6) is connected with heat exchanger (7), and the output and the big drying dish (207) of cavity that is located the below of heat exchanger (7) are connected, flue gas discharge port (102) and heat exchanger (7) are connected, the position that first device main part (1) is close to the bottom is connected with natural gas combustion machine (3), is connected with air-blower (4) on natural gas combustion machine (3).

2. The waste silica gel processing apparatus of claim 1, wherein the disc dryer and the disc calciner comprise: the device is characterized in that the upper end of the first device body (1) is connected with a first motor (103), a silica gel adsorbent feeding port (101) and a smoke exhaust port (102) are symmetrically distributed on two sides of the first motor (103), a discharge port (110) is arranged at the lower end of the first device body (1), an output shaft of the first motor (103) is connected with a middle rotating shaft (104), and the middle rotating shaft (104) is connected with a plurality of first rake arms (106) matched with a small drying disc (105) and second rake arms (108) matched with a large drying disc (107).

3. The waste silica gel processing apparatus of claim 1, wherein the disc dryer and the disc calciner comprise: the upper end of second device main part (2) is connected with second motor (203), and pan feeding mouth (201) and gas vent (202) symmetric distribution are in the both sides of second motor (203), the lower extreme of second device main part (2) is equipped with bin outlet (210), be connected with drive shaft (204) on the output shaft of second motor (203), be connected with a plurality of and little drying tray of well hollow (205) matched with third harrow arm (206) and with big drying tray of well hollow (207) matched with fourth harrow arm (208) on drive shaft (204).

4. The waste silica gel processing apparatus of claim 1, wherein the disc dryer and the disc calciner comprise: all be equipped with the blanking clearance between little drying tray (105) and the first device main part (1) and between little drying tray of cavity (205) and the second device main part (2), well pivot (104) run through little drying tray (105), and drive shaft (204) run through little drying tray of cavity (205), the middle part of big drying tray (107) and big drying tray of cavity (207) all is equipped with the blanking hole, connect through connecting rod (109) between little drying tray (105) and the first device main part (1).

5. The waste silica gel processing apparatus of claim 2, wherein the disc dryer and the disc calciner comprise: a plurality of outward pushing type blades are connected to the first rake arm (106) and the third rake arm (206), and a plurality of inward pushing type blades are connected to the second rake arm (108) and the fourth rake arm (208).

6. A waste silica gel processing apparatus comprising a tray dryer and a tray calciner according to claim 3, wherein: the discharge port (210) is connected with the silica gel adsorbent feeding port (101).

7. The waste silica gel processing apparatus of claim 1, wherein the disc dryer and the disc calciner comprise: the natural gas burner (3) is connected with the first device main body (1) through a hot gas input pipe (301), and the natural gas burner (3) is connected with a natural gas input pipe (302).