CN205392530U - Student is with automatic control density experiment desk - Google Patents

Abstract

Student is with automatic control density experiment desk, a transparent container and the 2nd transparent container are the cylindrical casing of upper portion open -ended, a transparent container's a middle part side -mounting outlet pipe, and the one side and the cooperation of the 2nd transparent container of outlet pipe, the upper portion installation water pump of basin, erection joint pipe on the water pump, installation distributive pipe and flexible pipe on the connecting pipe, distributive pipe lie in a transparent container's top, the utility model discloses set up the electrode in a transparent container's inside, the electrode is the same with the vertical height of outlet pipe, and when the surface of water arrived the position of outlet pipe, the surface of water was sensed to the electrode to send the signal of telecommunication to controlling means, the controlling means control pump stops to send water, thereby can make density experiment desk can control the height of the surface of water accurately.

Description

Student is with automatically controlling density experiment desk

Technical field

This utility model relates to a kind of desk, and more precisely a kind of student is with automatically controlling density experiment desk.

Background technology

Desk is desk used by student, and from all directions table in school the earliest, for school, the desk of school study should be unified as desk.Major part school is all the single desk using this tradition to be processed into by solid wood, double desk.This desk is easy to process, and material is weedtree, wastes a large amount of timber, and is not durable, and is still that the middle and primary schools of a lot of poverty-stricken area adopt at present.Because desk-bench height is fixed, replaced by the adjustable desk of steel-plastic structure gradually.Laboratory table, is usually used in testing.Table top in test is provided.Existing experiment desk can only be regarded testing stand and use, it is impossible to facilitates Students ' Learning well and writes.Existing density experiment desk can not measure the quality discharging water well in real time.Existing density experiment desk can not accurately control the height of the water surface, causes that density measure is inaccurate.

Utility model content

The purpose of this utility model is to provide a kind of student with automatically controlling density experiment desk, it is possible to solve above-mentioned problem.

This utility model for achieving the above object, is achieved through the following technical solutions:

nullStudent is with automatically controlling density experiment desk，Including desk body，Platform board for experiment and two fixed mounts are installed in the top of desk body，Fixed mount is L-shaped，Platform board for experiment coordinates with fixed mount，The sidepiece of desk body installs pen container lowering or hoisting gear，Tank is installed on Platform board for experiment top、First transparent vessel、Electronic scale and control device，The second transparent vessel is installed on the top of electronic scale，First transparent vessel and the second transparent vessel are the cylindrical housing of upper opening，Outlet pipe is installed in the side, middle part of the first transparent vessel，The side of outlet pipe coordinates with the second transparent vessel，Water pump is installed on the top of tank，Water pump is installed connecting tube，Connecting tube is installed distributive pipe and telescoping tube，Distributive pipe is positioned at the top of the first transparent vessel，Distributive pipe is installed the first electromagnetic valve，Telescoping tube is positioned at above the second transparent vessel，Telescoping tube is installed the second electromagnetic valve，The sidepiece of the first transparent vessel arranges the first scale area，The sidepiece of the second transparent vessel arranges the second scale area，The internally installed electrode of the first transparent vessel，Electrode is vertically highly identical with connecting tube，Control device and connect the first electromagnetic valve by wire、Electronic scale、Electronic scale、Electrode and water pump.

In order to realize the purpose of this utility model further, can also be by the following technical solutions: described pen container lowering or hoisting gear includes guide rail, pen container, sliding seat, fixation clamp, nut, screw mandrel and motor, guide rail and motor are installed in the side of desk body, the output shaft of motor installs screw mandrel, screw mandrel is installed nut, pen container is installed in the side of nut, and sliding seat is installed in the side of pen container, and sliding seat coordinates with guide rail.The sidepiece of described pen container installs fixation clamp.

The utility model has the advantage of: this utility model arranges electrode in the inside of the first transparent vessel, electrode is vertically highly identical with outlet pipe, when the water surface arrives the position of outlet pipe, electrode senses the water surface, and send the signal of telecommunication to controlling device, control device control water pump to stop sending water, such that it is able to make density experiment desk can accurately control the height of the water surface.Telescoping tube of the present utility model can stretch, and only need to elongate telescoping tube when needing and removing clean by the water in the second transparent vessel and the lower end of telescoping tube just can reach the bottom of the second transparent vessel absorbs water；Can pack up when carrying out telescoping tube in experimentation, it is to avoid experimental data is impacted by telescoping tube.First scale area of the present utility model and the second scale area can facilitate student that the water surface elevation of the first transparent vessel and the second transparent vessel is carried out real time readouts.Platform board for experiment is fixed in desk body by fixed mount by this utility model, only need to be removed by Platform board for experiment when testing and just can facilitate student writing and study, change different types of Platform board for experiment simultaneously and student can be facilitated to do different experiments.Pen container can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, it is prevented that pen container is touched down, and when student needs use, pen container can be risen by pen container lowering or hoisting gear, facilitates student to use.This utility model also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.

Accompanying drawing explanation

Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, is used for explaining this utility model, is not intended that restriction of the present utility model together with embodiment of the present utility model.In the accompanying drawings:

Fig. 1 is structural representation of the present utility model.

Mark parts: 1 outlet pipe 20 second electromagnetic valve 21 telescoping tube 22 second scale area 23 second, Platform board for experiment 2 fixed mount 3 desk body 4 guide rail 5 pen container 6 sliding seat 7 fixation clamp 8 nut 9 screw mandrel 10 motor 11 tank 12 water pump 13 connecting tube 14 first transparent vessel 15 electrode 16 first electromagnetic valve 17 distributive pipe 18 first scale area 19 transparent vessel 24 electronic scale 25 controls device.

Detailed description of the invention

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains this utility model, be not used to limit this utility model.

nullStudent is with automatically controlling density experiment desk，As shown in Figure 1，Including desk body 3，Platform board for experiment 1 and two fixed mounts 2 are installed in the top of desk body 3，Fixed mount 2 is L-shaped，Platform board for experiment 1 coordinates with fixed mount 2，The sidepiece of desk body 3 installs pen container lowering or hoisting gear，Tank 11 is installed on Platform board for experiment 1 top、First transparent vessel 14、Electronic scale 24 and control device 25，The second transparent vessel 23 is installed on the top of electronic scale 24，First transparent vessel 14 and the second transparent vessel 23 are the cylindrical housing of upper opening，Outlet pipe 19 is installed in the side, middle part of the first transparent vessel 14，The side of outlet pipe 19 coordinates with the second transparent vessel 23，Water pump 12 is installed on the top of tank 11，Water pump 12 is installed connecting tube 13，Connecting tube 13 is installed distributive pipe 17 and telescoping tube 21，Distributive pipe 17 is positioned at the top of the first transparent vessel 14，Distributive pipe 17 is installed the first electromagnetic valve 16，Telescoping tube 21 is positioned at above the second transparent vessel 23，Telescoping tube 21 is installed the second electromagnetic valve 20，The sidepiece of the first transparent vessel 14 arranges the first scale area 18，The sidepiece of the second transparent vessel 23 arranges the second scale area 22，The internally installed electrode 15 of the first transparent vessel 14，Electrode 15 is vertically highly identical with connecting tube 13，Control device 25 and connect the first electromagnetic valve 16 by wire、Electronic scale 24、Electronic scale 24、Electrode 15 and water pump 12.

This utility model arranges electrode 15 in the inside of the first transparent vessel 14, electrode 15 is vertically highly identical with outlet pipe 19, when the water surface arrives the position of outlet pipe 19, electrode 15 senses the water surface, and send the signal of telecommunication to controlling device 25, control device 25 controls water pump 12 and stops sending water, such that it is able to make density experiment desk can accurately control the height of the water surface.Telescoping tube 21 of the present utility model can stretch, and only need to elongate telescoping tube 21 when needing and removing clean by the water in the second transparent vessel 23 and the lower end of telescoping tube 21 just can reach the bottom of the second transparent vessel 23 absorbs water；Can pack up when carrying out telescoping tube 21 in experimentation, it is to avoid experimental data is impacted by telescoping tube 21.First scale area 18 of the present utility model and the second scale area 22 can facilitate student that the water surface elevation of the first transparent vessel 14 and the second transparent vessel 23 is carried out real time readouts.Platform board for experiment 1 is fixed in desk body 3 by fixed mount 2 by this utility model, only Platform board for experiment 1 need to be removed when testing and just can facilitate student writing and study, change different types of Platform board for experiment 1 simultaneously and student can be facilitated to do different experiments.Pen container can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, it is prevented that pen container is touched down, and when student needs use, pen container can be risen by pen container lowering or hoisting gear, facilitates student to use.

Described pen container lowering or hoisting gear includes guide rail 4, pen container 5, sliding seat 6, fixation clamp 7, nut 8, screw mandrel 9 and motor 10, guide rail 4 and motor 10 are installed in the side of desk body 3, the output shaft of motor 10 installs screw mandrel 9, screw mandrel 9 is installed nut 8, pen container 5 is installed in the side of nut 8, sliding seat 6 is installed in the side of pen container 5, and sliding seat 6 coordinates with guide rail 4.Pen container 5 can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, it is prevented that pen container 5 is touched down, and when student needs use, pen container 5 can be risen by pen container lowering or hoisting gear, facilitates student to use.Motor 10 of the present utility model can pass through nut 8 and screw mandrel 9 drives pen container 5 to lift.Sliding seat 6 of the present utility model coordinates the rotation being possible to prevent pen container 5 to follow screw mandrel 9 to rotate with guide rail 4.

The sidepiece of described pen container 5 installs fixation clamp 7.Book can conveniently be clamped by fixation clamp 7 of the present utility model, facilitates student that experiment is recorded.

Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this utility model, although this utility model being described in detail with reference to previous embodiment, for a person skilled in the art, technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature carries out equivalent replacement.All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.

Claims (3)

1. null1. student is with automatically controlling density experiment desk，It is characterized in that: include desk body (3)，Platform board for experiment (1) and two fixed mounts (2) are installed in the top of desk body (3)，Fixed mount (2) is L-shaped，Platform board for experiment (1) coordinates with fixed mount (2)，The sidepiece of desk body (3) installs pen container lowering or hoisting gear，Tank (11) is installed on Platform board for experiment (1) top、First transparent vessel (14)、Electronic scale (24) and control device (25)，The second transparent vessel (23) is installed on the top of electronic scale (24)，First transparent vessel (14) and the second transparent vessel (23) are the cylindrical housing of upper opening，Outlet pipe (19) is installed in the side, middle part of the first transparent vessel (14)，The side of outlet pipe (19) coordinates with the second transparent vessel (23)，Water pump (12) is installed on the top of tank (11)，Water pump (12) is installed connecting tube (13)，Connecting tube (13) is installed distributive pipe (17) and telescoping tube (21)，Distributive pipe (17) is positioned at the top of the first transparent vessel (14)，Distributive pipe (17) is upper installs the first electromagnetic valve (16)，Telescoping tube (21) is positioned at the second transparent vessel (23) top，Telescoping tube (21) is upper installs the second electromagnetic valve (20)，The sidepiece of the first transparent vessel (14) arranges the first scale area (18)，The sidepiece of the second transparent vessel (23) arranges the second scale area (22)，The internally installed electrode (15) of the first transparent vessel (14)，Electrode (15) is vertically highly identical with connecting tube (13)，Control device (25) and connect the first electromagnetic valve (16) by wire、Electronic scale (24)、Electronic scale (24)、Electrode (15) and water pump (12).
2. 2. student according to claim 1 is with automatically controlling density experiment desk, it is characterized in that: described pen container lowering or hoisting gear includes guide rail (4), pen container (5), sliding seat (6), fixation clamp (7), nut (8), screw mandrel (9) and motor (10), guide rail (4) and motor (10) are installed in the side of desk body (3), the output shaft of motor (10) installs screw mandrel (9), screw mandrel (9) is installed nut (8), pen container (5) is installed in the side of nut (8), sliding seat (6) is installed in the side of pen container (5), sliding seat (6) coordinates with guide rail (4).
3. 3. student according to claim 2 is with automatically controlling density experiment desk, it is characterised in that: the sidepiece of described pen container (5) installs fixation clamp (7).