CN212857622U

CN212857622U - Fluidized bed with temperature and humidity adjusting function

Info

Publication number: CN212857622U
Application number: CN202021735197.0U
Authority: CN
Inventors: 樊宪国; 魏兵; 张波
Original assignee: Shandong Huiyu Auto Parts Co ltd
Current assignee: Shandong Huiyu Auto Parts Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-02
Anticipated expiration: 2030-08-18

Abstract

The application provides a boiling bed with a temperature and humidity adjusting function, which comprises a shell, a water tank, a spraying device, a ventilating device and a controller, wherein the top of the shell is provided with a sand inlet, and the bottom of the shell is provided with a sand outlet; the ventilating device is arranged on the shell, the filter plate is arranged inside the shell, the spraying device is arranged at the top of the shell, the spraying device and the water tank are connected through the water inlet pipe, the first electromagnetic valve is arranged on the water inlet pipe, the first temperature sensor and the first humidity sensor are arranged at the sand outlet, and the first temperature sensor, the first humidity sensor and the first electromagnetic valve are respectively electrically connected with the controller. This application is through setting up spray set, and the controller can in time adjust spray set work according to the temperature and the humidity value that detect to can spray water the cooling to casing inside, and can be used for adjusting the humidity of casing internal sand, make the sand that the sand outlet flows can satisfy the metal casting requirement in the next process, ensure the stability of the temperature of sand and moisture.

Description

Fluidized bed with temperature and humidity adjusting function

Technical Field

The application relates to the technical field of a fluidized bed, in particular to a fluidized bed with a temperature and humidity adjusting function.

Background

In the metal casting process, in order to improve the physical characteristics of metal, a sand material with certain temperature and humidity needs to be added, in order to purify the sand material, the sand material is generally required to be subjected to high-temperature pretreatment, the temperature of the sand material subjected to high-temperature pretreatment is too high, the moisture is difficult to control, the temperature of a sand mixing agent doped with the sand material subjected to high-temperature treatment is too high, the moisture is difficult to control, and the quality of a cast product is seriously influenced.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the application provides a boiling bed with temperature and humidity control function to reach the temperature and the humidity of being convenient for adjust sand, with the beneficial effect who satisfies the casting requirement of metal.

The application provides a boiling bed with a temperature and humidity adjusting function, which comprises a shell, a water tank, a spraying device, a ventilating device and a controller, wherein the top of the shell is provided with a sand inlet, and the bottom of the shell is provided with a sand outlet; the ventilation device is arranged on the shell, a filter plate is arranged in the shell, and a plurality of filter holes are formed in the filter plate; spray set sets up at the top of casing, and spray set and water tank pass through the inlet tube and link to each other, are equipped with first solenoid valve on the inlet tube, and sand outlet department is equipped with first temperature sensor and humidity transducer, and first temperature sensor, humidity transducer and first solenoid valve are connected with the controller electricity respectively.

Further, spray set includes trunk line, a plurality of small transfer line and a plurality of shower nozzle, and each small transfer line facial make-up is equipped with the shower nozzle, the one end of trunk line links to each other with the inlet tube, a plurality of small transfer lines are connected respectively to the other end of trunk line, and a plurality of small transfer line spaced sets up the top at the casing.

Furthermore, ventilation unit is including setting up the air-supply line and setting up the play tuber pipe at casing opposite side in casing one side, and air-supply line and play tuber pipe all communicate with the inner chamber of casing.

Further, the air inlet pipe is arranged below the filter plate.

Furthermore, the air outlet pipe is arranged above the filter plate.

Furthermore, a second temperature sensor is arranged at the sand inlet.

Furthermore, each branch pipeline is provided with a second electromagnetic valve, and the second electromagnetic valves are electrically connected with the controller.

Furthermore, the ventilation device adopts a ventilation fan, the shell is provided with a mounting hole, the ventilation fan is arranged at the mounting hole, and the ventilation fan is electrically connected with the controller.

The beneficial effect of this application lies in:

according to the fluidized bed with the temperature and humidity adjusting function, the first temperature sensor and the humidity sensor are arranged at the sand outlet, so that the temperature and the humidity of sand at the outlet can be conveniently detected; first temperature sensor, humidity transducer and first solenoid valve are connected with the controller electricity respectively, and through setting up spray set, the controller can in time adjust spray set work according to the numerical value that temperature sensor and humidity transducer detected, so that can spray water the cooling to casing inside, and can be used for adjusting the humidity of casing internal sand, make the sand that the sand outlet flows can satisfy the metal casting requirement in the next process, ensure the stability of the temperature of sand and moisture.

In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the structure of an ebullated bed in one embodiment of the present application.

FIG. 2 is a schematic view of the structure of a filter plate according to an embodiment of the present application.

Fig. 3 is a schematic top view of the distribution of the main pipe and the branch pipes according to an embodiment of the present application.

In the figure, 1, a shell, 2, a water tank, 3, a sand inlet, 4, a sand outlet, 5, a filter plate, 6, a filter hole, 7, a water inlet pipe, 8, a first electromagnetic valve, 9, a first temperature sensor, 10, a humidity sensor, 11, a main pipeline, 12, a branch pipeline, 13, a spray head, 14, an air inlet pipe, 15, an air outlet pipe, 16, a second temperature sensor, 17 and a second electromagnetic valve.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

The following explains key terms appearing in the present application.

The utility model provides a fluidized bed with temperature and humidity control function, which comprises a housin 1, water tank 2, spray set, ventilation unit and controller, as shown in fig. 1, casing 1 rectangular solid form structure, casing 1's your inside cavity that is equipped with, top one side of casing 1 is equipped with into sand mouth 3, the used sand after high temperature preliminary treatment enters into casing 1's cavity through advancing sand mouth 3, casing 1's bottom is equipped with sand outlet 4, the sand that advances after the cooling humidification treatment flows out to the casing through sand outlet 4 and enters into next process outward.

The inside of casing 1 is equipped with filter 5, and 5 levels of filter set up, the periphery of filter 5 and the inside wall fixed connection of casing 1. As shown in fig. 2, the filter plate 5 is provided with a plurality of filter holes 6, the filter holes 6 are uniformly distributed along the surface of the filter plate at intervals, and the size of the filter holes 6 can be set according to the size of the required sand. The filter plate 5 is used for filtering the sand, and can enable the sand to be uniformly scattered, thereby being beneficial to reducing the temperature of the sand.

Spray set sets up on the inside top of casing 1, and spray set and water tank 2 pass through inlet tube 7 and link to each other, in order to reduce the temperature of 2 interior waters of water tank, can set up the cooler in water tank 2, is equipped with first solenoid valve 8 on the inlet tube 7, and first solenoid valve 8 is used for opening and closing of control inlet tube 7. Sand outlet 4 department is equipped with first temperature sensor 9 and humidity transducer 10, and first temperature sensor 9 is used for detecting the temperature of the sand of sand outlet 4 department, and humidity transducer 10 is used for detecting the humidity of sand outlet 4 department. The first temperature sensor 9, the humidity sensor 10 and the first solenoid valve 8 are electrically connected to a controller respectively, and the controller is disposed on the outer side wall of the housing 1. Specifically, the model of the first temperature sensor is TR/02010, the model of the humidity sensor 10 is SH12P, the controller is a W78E58B-40AT89C51 single chip microcomputer, and in other embodiments, the first temperature sensor 9, the humidity sensor 10 and the controller may be other models known to those skilled in the art.

Specifically, as shown in fig. 3, the spraying device includes a main pipeline 11, five branch pipelines 12 and five spray heads 13, each branch pipeline 12 is provided with a spray head 13, one end of the main pipeline 11 is connected with the water inlet pipe 7, the other end of the main pipeline 11 is connected with the five branch pipelines 12 respectively, and the five branch pipelines 12 are arranged at the top of the shell 1 at intervals. In other embodiments, the number of branch ducts 12 may be set according to the volume size of the housing. Each branch pipeline 12 is provided with a second electromagnetic valve 17, and the second electromagnetic valves 17 are electrically connected with a controller. The controller adjusts the working states of the first electromagnetic valve 8 and the second electromagnetic valve 17 according to the numerical values detected by the first temperature sensor 9 and the humidity sensor 10, and when the temperature and the humidity of the sand in the shell are high, the controller can control the first electromagnetic valve 8 and the second electromagnetic valve 17 to be opened completely to spray water for cooling the sand; when the temperature and the humidity of the sand in the shell are close to the preset temperature values, the controller can control to close part of the second electromagnetic valves 17, and only part of the branch pipelines 12 are reserved for water spraying and cooling. In order to better control the opening number of the second electromagnetic valves 17, a second temperature sensor 16 is arranged at the sand inlet 3, and the type of the second temperature sensor is the same as that of the first temperature sensor 9. The second temperature sensor 16 is used for detecting the temperature of sand flowing into the shell, when the numerical value detected by the second temperature sensor 16 is larger than the numerical value detected by the first temperature sensor 9, the first electromagnetic valve 8 and all the second electromagnetic valves 17 need to be opened for cooling, when the numerical value detected by the second temperature sensor 16 is smaller than the numerical value detected by the first temperature sensor 9, the first electromagnetic valve 8 and part of the second electromagnetic valves 17 can be opened, and the temperature of the sand subjected to cooling treatment is prevented from being lower than the required temperature of the next procedure.

Specifically, when the temperature of the used sand exceeds 70 ℃, five branch pipelines 12 are opened to spray water at the same time, and when the temperature of the used sand exceeds 60 ℃, three branch pipelines 12 are opened to spray water, so that the temperature of the used sand is controlled within 35 ℃ when the used sand is discharged from the fluidized bed, and the stability of the used sand is ensured.

The ventilation device is arranged on the shell 1, and the ventilation device can further cool the sand in the shell. In this embodiment, the ventilation device includes an air inlet pipe 14 disposed on one side of the housing and an air outlet pipe 15 disposed on the other side of the housing, and both the air inlet pipe 14 and the air outlet pipe 15 are communicated with the inner cavity of the housing. Let in low temperature air from the air-supply line 14 for carry out cooling treatment to the sand in the casing, for the effect that improves the forced air cooling, the air-supply line 14 sets up in the below of filter 5, go out tuber pipe 15 and set up in the top of filter 5. The low temperature air is introduced from the bottom of the shell 1, and the high temperature air flow flows out from the upper end of the shell, so that the air cooling effect is improved.

In other embodiments, the ventilation device may also adopt a ventilator, the housing 1 is provided with a mounting hole, the ventilator is disposed at the mounting hole, the ventilator is electrically connected to the controller, and the controller controls the working state of the ventilator according to the value detected by the first temperature sensor, so as to cool the sand.

According to the fluidized bed with the temperature and humidity adjusting function, the first temperature sensor 9 and the humidity sensor are arranged at the sand outlet 4, so that the temperature and the humidity of sand at the outlet can be conveniently detected; first temperature sensor 9, humidity transducer 10 and first solenoid valve 8 are connected with the controller electricity respectively, through setting up spray set, the numerical value that the controller can detect according to first temperature sensor 9 and humidity transducer, in time adjust spray set work, so that can spray water the cooling to casing inside, and can be used for adjusting the humidity of casing internal sand, make the sand that the sand outlet flows can satisfy the metal casting requirement in the next process, ensure the stability of the temperature of sand and moisture.

Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A boiling bed with temperature and humidity adjusting function is characterized in that: the sand spraying device comprises a shell (1), a water tank (2), a spraying device, a ventilating device and a controller, wherein the top of the shell (1) is provided with a sand inlet (3), and the bottom of the shell is provided with a sand outlet (4); the ventilation device is arranged on the shell (1), a filter plate (5) is arranged in the shell (1), and a plurality of filter holes (6) are formed in the filter plate (5); the spraying device is arranged at the top of the shell (1), the spraying device is connected with the water tank (2) through the water inlet pipe (7), the water inlet pipe (7) is provided with a first electromagnetic valve (8), the sand outlet (4) is provided with a first temperature sensor (9) and a humidity sensor (10), and the first temperature sensor (9), the humidity sensor (10) and the first electromagnetic valve (8) are respectively electrically connected with the controller.

2. The bubbling bed with temperature and humidity adjusting function according to claim 1, wherein: spray set includes trunk line (11), a plurality of small transfer line (12) and a plurality of shower nozzle (13), and each small transfer line (12) facial make-up is equipped with shower nozzle (13), the one end of trunk line (11) links to each other with inlet tube (7), a plurality of small transfer line (12) are connected respectively to the other end of trunk line (11), and a plurality of small transfer line (12) spaced setting are at the top of casing (1).

3. The bubbling bed with temperature and humidity adjusting function according to claim 1, wherein: the ventilating device comprises an air inlet pipe (14) arranged on one side of the shell and an air outlet pipe (15) arranged on the other side of the shell, and the air inlet pipe (14) and the air outlet pipe (15) are communicated with an inner cavity of the shell.

4. The bubbling bed with temperature and humidity adjusting function according to claim 3, wherein: the air inlet pipe (14) is arranged below the filter plate (5).

5. The bubbling bed with temperature and humidity adjusting function according to claim 3, wherein: the air outlet pipe (15) is arranged above the filter plate (5).

6. The bubbling bed with temperature and humidity adjusting function according to claim 1, wherein: and a second temperature sensor (16) is arranged at the sand inlet (3).

7. The bubbling bed with temperature and humidity adjusting function according to claim 2, wherein: each branch pipeline (12) is provided with a second electromagnetic valve (17), and the second electromagnetic valves (17) are electrically connected with the controller.

8. The bubbling bed with temperature and humidity adjusting function according to claim 1, wherein: the ventilation device adopts a ventilation fan, a mounting hole is formed in the shell (1), the ventilation fan is arranged at the mounting hole, and the ventilation fan is electrically connected with the controller.