CN204447466U - A kind of filter for chemical test - Google Patents

Abstract

The utility model discloses a filter machine for chemical experiments, which comprises a bracket, a fixed table, a filter box, a control motor and a hydraulic cylinder, the filter box is arranged between the fixed table and the control motor, and the control motor is connected to a The pressure plate in the filter box, and multiple filter plates and bottom plates are installed in the filter box. The hydraulic cylinder at the lower end of the bottom plate is connected to the motor through a screw, and the lower end of the hydraulic cylinder is installed on the slide rail. The vibrators on both sides of the filter box are connected to the ultrasonic generator. Above, the side wall of the filter box is connected with a liquid inlet pipe and a liquid outlet pipe, and the control panel of the side wall of the filter box is provided with a power switch, a first switch, a second switch and a third switch. The filter of the utility model has the advantages of simple structure and convenient operation, which can realize the discontinuity of each filtering step of the filter, is more conducive to the actual operation ability of the operator, and can well learn the filtering operation.

Description

A filter for chemical testing

technical field

The utility model relates to drying teaching equipment for a chemical laboratory, in particular to a filter for chemical experiments.

Background technique

In the chemical laboratory, students can verify the authenticity of the experiment by personally operating various equipment, and can also learn and summarize from the experiment to improve their hands-on ability, observation ability and summary ability. Therefore, many chemical industry-related All colleges and universities have laboratories, and the laboratories have a variety of equipment; in the chemical experiment of filtration, not only the solid-liquid mixture is filtered through the filter, but also the experiment of the product in the filtration process needs to be verified through the filter. phenomenon and process, so as to summarize the properties and parameters of the product and filter; while the existing chemical filtration equipment in the laboratory is relatively simple, but the continuity is relatively strong, and it cannot well show the solid-liquid mixture in the filtration process. Therefore, the operator is still unclear about the experimental phenomenon, and cannot observe and learn well.

Utility model content

The purpose of this utility model is to provide a kind of filter machine that is used for chemical experiment, to solve the problem that raises in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A filter for chemical experiments, comprising a bracket, a fixed platform, a filter box, a control motor and a hydraulic cylinder, the fixed platform is fixedly installed on the top of the bracket, the filter box is fixedly installed on the fixed platform, and the control motor Fixedly installed on the top of the filter box, the output end of the control motor is connected to the pressure plate located in the filter box through a spiral shaft, and a plurality of filter plates located under the pressure plate are also installed in the filter box, and the bottom of the filter box is movable. There is a bottom plate, the bottom plate is provided with a rubber pad that is in close contact with the inner wall of the filter box, the hydraulic cylinder is installed on the lower end of the bottom plate and is located in the bracket, the lower end of the hydraulic cylinder is installed on the slide rail, and the hydraulic cylinder is connected by a screw There is a motor, symmetrical vibrators are fixedly installed on both sides of the filter box, the vibrator is connected to the ultrasonic generator, the upper end of the side wall of the filter box is connected with a liquid inlet pipe above the vibrator and a A control panel is fixed on the side wall of the filter box, and the control panel is provided with a power switch, a first switch for controlling the regulating motor, a second switch for controlling the ultrasonic generator, and a second switch for controlling the motor. Three switches.

As a further solution of the present invention: filter screens are provided below the pressing plate, above the bottom plate and on both sides of the filter plate.

As a further solution of the utility model: regulating valves are installed on the liquid inlet pipe and the liquid outlet pipe.

Compared with the prior art, the beneficial effect of the utility model is: the filter of the utility model is simple in structure, easy to operate, the operation of the whole device is controlled by the control switch on the control panel, and the filter can be operated by the operator , control each filtering step of the filter, and realize the discontinuity of each filtering step of the filter, so it is more conducive to the operator's actual operation ability, and can learn the filtering operation well.

Description of drawings

Figure 1 is a schematic structural view of a filter used in chemical tests.

In the figure: 1-support; 2-fixed table; 3-filter box; 4-inlet pipe; 5-outlet pipe; 6-regulating motor; 7-control panel; 8-power switch; 9-first switch; 10-second switch; 11-spiral shaft; 12-pressure plate; 13-vibrator; 14-filter cloth; 15-filter plate; 16-base plate; 17-ultrasonic generator; 18-hydraulic cylinder; 19-screw; - motor; 21 - slide rail; 22 - third switch.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, in the utility model embodiment, a kind of filter machine that is used for chemical test comprises support 1, fixed platform 2, filter box 3, control motor 6 and hydraulic cylinder 18, and fixed platform 2 is fixedly installed on support 1 At the top, the filter box 3 is fixedly installed on the fixed platform 2, and the regulating motor 6 is fixedly mounted on the top of the filter box 3. The output end of the regulating motor 6 is connected with a pressure plate 12 located in the filter box 3 through a screw shaft 11, and the filter box 3 is also A plurality of filter plates 15 positioned at the bottom of the press plate 12 are installed, and a bottom plate 16 is movably installed at the bottom of the filter box 3. Filters are arranged below the press plate 12, above the bottom plate 16, and on both sides of the filter plate 15. Filters 14 are provided on the bottom plate 16 with filters. The rubber pad that is in close contact with the inner wall of the box 3, the hydraulic cylinder 18 is installed on the lower end of the bottom plate 16 and is located in the bracket 1, the lower end of the hydraulic cylinder 18 is installed on the slide rail 21, the hydraulic cylinder 18 is connected to the motor 20 through the screw rod 19, and the two sides of the filter box 3 A symmetrical vibrator 13 is fixedly installed, and the vibrator 13 is connected to the ultrasonic generator 17. The upper end of the side wall of the filter box 3 is connected with the liquid inlet pipe 4 above the vibrator 13 and the liquid outlet pipe 5 below the vibrator 13, A regulating valve is installed on the liquid inlet, 4 and the liquid outlet pipe 5, and a control panel 7 is also fixed on the side wall of the filter box 3, and the control panel 7 is provided with a power switch 8, a first switch 9 for controlling the regulating motor 6, The second switch 10 controls the sonotrode 17 and the third switch 22 controls the motor 20 .

The solid-liquid mixture enters the filter box 3 through the liquid inlet pipe 4, and then enters the cavity between the pressure plate 12, the filter plate 15 and the bottom plate 16, and controls and regulates the operation of the motor 6 through the first switch 9, so that the pressure plate 12 moves downward, Then under the pressure of the pressing plate 12, the solid and liquid in the solid-liquid mixture are separated under the action of the filter plate 15, and the separated liquid is discharged through the liquid outlet pipe 5, and is passed through the ultrasonic generator 17 and The vibrator 13 ensures the overall uniformity of the solid-liquid mixture, prevents local settlement, and reduces the quality of the product. When the pressure reaches a certain level, the filter press operation is completed, and the hydraulic cylinder 18 and the motor 6 are controlled to press the filter plate 15 after the filter press. Press on the bottom plate 16, and then through the effect of the motor 20, the product is separated, and then the next step of the processing procedure is continued. During the operation, the whole operation is controlled through the control switch on the control panel 7, so the experimenter can observe carefully through the actual operation, so as to achieve the combination of theory and practice.

Claims (3)

1. a kind of filter machine that is used for chemical test, comprises support, fixed platform, filter box, control motor and hydraulic cylinder, it is characterized in that, described fixed platform is fixedly installed on support top, and described filter box is fixedly installed on fixed platform Above, the control motor is fixedly installed on the top of the filter box, and the output end of the control motor is connected to the pressure plate located in the filter box through the screw shaft, and a plurality of filter plates located under the pressure plate are also installed in the filter box. The bottom of the filter box is movably installed with a bottom plate, and the bottom plate is provided with a rubber pad that is in close contact with the inner wall of the filter box. The hydraulic cylinder is installed at the lower end of the bottom plate and is located in the bracket. The hydraulic cylinder is connected with a motor through a screw, symmetrical vibrators are fixedly installed on both sides of the filter box, the vibrator is connected to the ultrasonic generator, and the upper end of the side wall of the filter box is connected with a liquid inlet above the vibrator. pipe and the outlet pipe located below the vibrator, and a control panel is fixed on the side wall of the filter box, and the control panel is provided with a power switch, a first switch for controlling the regulating motor, and a second switch for controlling the ultrasonic generator. switch and a third switch that controls the motor. 2. The filter for chemical testing according to claim 1, characterized in that filter screens are provided below the press plate, above the bottom plate and on both sides of the filter plate. 3. The filter for chemical testing according to claim 1, characterized in that a regulating valve is installed on the liquid inlet pipe and the liquid outlet pipe.