CN209674657U - A kind of multifunctional vacuum experiment equipment - Google Patents

Abstract

The utility model discloses a kind of multifunctional vacuum experiment equipments, including pedestal, suspension board and cup, chassis interior has mounting plate, there is magnetic suspension module on mounting plate, it is fluted on pedestal, groove slot bottom has sealing strip, cap tube is connected in groove, there is the first seal groove in cap tube lower end surface, there is fixing sleeve on cap tube, there are cross bar and slide bar inside fixing sleeve, slide bar upper end extends to the outside of fixing sleeve, there is gasket in the lower end of slide bar, there is the second seal groove on gasket, there is the first spring on the outside of slide bar, one end of first spring is fixedly connected on cross bar, the other end is fixedly connected on slide bar, the upper surface of cap tube is equipped with air gauge and air entry, the inside of suspension board is equipped with magnet, cup is equipped with temperature indicating device, the present apparatus can be to avoid sound source and base contacts, so as to avoid experimental result because above-mentioned reason occurs Error, while the present apparatus can also carry out the experiment of the relationship between the boiling point and air pressure of water.

Description

A kind of multifunctional vacuum experiment equipment

Technical field

The utility model relates to labware technical field, specially a kind of multifunctional vacuum experiment equipment.

Background technique

Vacuum experiment equipment is exactly the environment for simulating a vacuum, to carry out various experiments to facilitate research vacuum environment Characteristic, one of the most common experiment is exactly experiment that vacuum cannot be transaudient, but common experiment equipment reality on the market now It is not ideal to test effect, sound source generally can all be in contact with pedestal, so that certain error can be caused to experimental result, and existing Some vacuum experiment equipment can only run an experiment mostly can not carry out other experiment, this is practical new in order to solve the above problem Type provides a kind of multifunctional vacuum experiment equipment.

Utility model content

The purpose of this utility model is to provide a kind of multifunctional vacuum experiment equipments, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of multifunctional vacuum experiment equipment, including The upper surface of pedestal, suspension board and cup, the pedestal is equipped with placing groove, and the internal activity of placing groove is connected with mounting plate, The two sides of the mounting plate upper surface are fixedly connected to fixed block, and the upper surface of pedestal and are located at the two sides of placing groove and are all provided with There is a fixing groove, the upper side of the pedestal has been bolted cover board, the upper side of the pedestal and is located at the outer of placing groove Side is equipped with groove, and the slot bottom of the groove is fixedly connected with sealing strip, and the internal activity of the groove is connected with cap tube, and cap tube Lower end surface be equipped with the first seal groove, the upper surface of the cap tube is fixedly connected with fixing sleeve, and the lower end surface of the fixing sleeve is passed through It wears the upper surface of cap tube and extends to the inside of cap tube, the inside of the fixing sleeve is fixedly connected with cross bar, and fixing sleeve is interior Portion's sliding is equipped with slide bar, and the upper end of the slide bar extends to the outside of fixing sleeve, and the lower end of slide bar extends to the inside of cap tube simultaneously It is fixedly connected with gasket, the upper side of the gasket is equipped with the second seal groove, and the slide bar is located at one inside fixing sleeve End outside is socketed with the first spring, and one end of first spring is fixedly connected on cross bar, and the other end is fixedly connected on slide bar On, the upper surface of the cap tube is equipped with air gauge and air entry, and the inside of the suspension board is equipped with magnet, and the cup is equipped with Temperature indicating device.

Preferably, the inside cell wall of the groove is equipped with multiple protrusions, and the inner sidewall of the cap tube is equipped with corresponding Recessing groove.

Preferably, baffle is fixedly connected with above the fixing sleeve, and the upper end of slide bar through baffle and extends to solid Surely the outside covered, the fixing sleeve are located at the one end side outside cap tube equipped with multiple air holes.

Preferably, the temperature indicating device includes convex block, and the convex block is fixedly connected on the inner sidewall of cup, convex block Upper surface be equipped with through hole, and the two sides for being located at through hole are equipped with limiting slot, and the internal activity of the through hole is plugged with Thermometer is symmetrically arranged with positive stop strip on the thermometer.

Preferably, the temperature indicating device includes temperature sensor and fixed link, and the temperature sensor is fixedly connected On the lower end surface of cup, fixed link is fixedly connected on the slot bottom of placing groove, and the upper surface of the fixed link is equipped with undercut, described The inside of undercut is equipped with guide block, and the guide block is electrically connected with the display screen that base outside wall is equipped with.

Preferably, the undercut slot bottom is connected with guide block by second spring, and the two sides of the guide block lower end surface are fixed It is connected with sliding block, the cell wall of the undercut is equipped with sliding slot corresponding with two sliding blocks, and the cell wall of the undercut is equipped with card Slot, the upside cell wall of the card slot are communicated with two sliding slots respectively, and the lower end surface of the guide block is equipped with empty slot, the empty slot Internal slide is connected with guide rod, and the guide rod is fixedly connected on the slot bottom of undercut, and the guide block passes through guide rod and base outside wall The display screen electrical connection being equipped with.

Compared with prior art, the utility model has the beneficial effects that the utility model passes through between pedestal and suspension board Cooperation, the inside for realizing pedestal is equipped with magnetic suspension module, and the inside of suspension board is equipped with magnet, is led to magnetic suspension module Suspension board can float under the action of magnet after electricity, and sound source is placed on suspension board, so as to avoid sound source from driving pedestal Vibration, so that experimental result be caused to generate error, while the present apparatus is by cooperation between air gauge and cup, and realizing can be with The experiment of the relationship between the boiling point and air pressure of water is carried out using the present apparatus, an experiment equipment can realize multiple purposes, facilitate reality With.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the connection schematic diagram of the utility model temperature sensor and guide block；

Fig. 3 is the schematic diagram of internal structure of the utility model placing groove；

Fig. 4 is the lower end surface schematic diagram of the utility model cap tube；

Fig. 5 is the perspective view of the explosion of the utility model；

Fig. 6 is the connection schematic diagram of the utility model through hole and limiting slot；

Fig. 7 is the structural schematic diagram of the utility model magnet；

Fig. 8 is structural schematic diagram at the utility model slide bar.

In figure: 1, pedestal, 2, placing groove, 3, mounting plate, 4, fixed block, 5, fixing groove, 6, cover board, 7, groove, 8, sealing Item, 9, protrusion, 10, cap tube, the 11, first seal groove, 12, recessing groove, 13, fixing sleeve, 14, cross bar, the 15, first spring, 16, cunning Bar, 17, gasket, the 18, second seal groove, 19, air hole, 20, air gauge, 21, suspension board, 22, magnet, 23, cup, 24, Convex block, 25, through hole, 26, limiting slot, 27, thermometer, 28, positive stop strip, 29, fixed link, 30, undercut, 31, guide block, 32, sky Slot, 33, guide rod, 34, sliding slot, 35, card slot, 36, sliding block, 37, temperature sensor, 38, second spring, 39, air entry.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-8 is please referred to, the utility model provides a kind of technical solution: a kind of multifunctional vacuum experiment equipment, including bottom The upper surface of seat 1, suspension board 21 and cup 23, the pedestal 1 is equipped with placing groove 2, and the internal activity of placing groove 2 is connected with peace Loading board 3 is equipped with magnetic suspension module on mounting plate 3, and the two sides of 3 upper surface of mounting plate are fixedly connected to fixed block 4, and The upper surface of pedestal 1 and be located at placing groove 2 two sides be equipped with fixing groove 5, fixed block 4 can be placed on the inside of fixing groove 5, Then mounting plate 3 is mounted in by bolt the inside of placing groove 2, can be convenient installation, the upper side of the pedestal 1 passes through bolt It is connected with cover board 6, cover board 6 can will cover at the notch of placing groove 2, both the present apparatus can be allowed to seem relatively beautiful, can also Experiment with relationship cup 23 being placed on cover board 6 between the boiling point and air pressure to carry out water, the upper side of the pedestal 1 And the outside for being located at placing groove 2 is equipped with groove 7, the slot bottom of the groove 7 is fixedly connected with sealing strip 8, the inside of the groove 7 It is connected with cap tube 10, cap tube 10 facilitates observation experiment process using transparent plastic or transparent glass material, and cap tube 10 Lower end surface is equipped with the first seal groove 11, and the first seal groove 11 cooperates with sealing strip 8 and can prevent extraneous gas from entering lid The inside of cylinder 10, so as to be conducive to simulate vacuum environment, the upper surface of the cap tube 10 is fixedly connected with fixing sleeve 13, institute The lower end surface for stating fixing sleeve 13 runs through the upper surface of cap tube 10 and extends to the inside of cap tube 10, and the inside of the fixing sleeve 13 is solid Surely it is connected with cross bar 14, and the internal slide of fixing sleeve 13 is equipped with slide bar 16, the upper end of the slide bar 16 extends to fixing sleeve 13 Outside, the lower end of slide bar 16 extends to the inside of cap tube 10 and is fixedly connected with gasket 17 through cross bar 14, the sealing The upper side of pad 17 is equipped with the second seal groove 18, and the slide bar 16, which is located on the outside of one end inside fixing sleeve 13, is socketed with the first bullet One end of spring 15, first spring 15 is fixedly connected on cross bar 14, and the other end is fixedly connected on slide bar 16, the first spring 15 can flick off slide bar 16 to the outside of cap tube 10, to make under the second seal groove 18 and the fixing sleeve 13 on gasket 17 End face fits closely, so as to ensure the leakproofness in cap tube 10, only needed when needing to increase the air pressure in cap tube 10 by Pressure slide bar 16 makes it that the elastic force of the first spring 15 be overcome to go to the inside of cap tube 10 cunning, keeps the second seal groove 18 and fixing sleeve 13 de- From connection, the air pressure outside cap tube 10 at this time can enter the inside of cap tube 10 by fixing sleeve 13, to make inside cap tube 10 Air pressure is gradually recovered, and the upper surface of the cap tube 10 is equipped with air gauge 20 and air entry 39, and air gauge 20 can be with real-time display lid Air pressure inside cylinder 10 is equipped with check valve, gas may only be from cap tube 10 to be conducive to the record of data inside air entry 39 Inside be discharged by air entry 39, the inside of cap tube 10 will not be entered by air entry 39, the inside of the suspension board 21 is set There is magnet 22, the shape of magnet 22 is up big and down small circular platform type (as shown in Figure 7), it is ensured that 22 uniform force of magnet will not It overturning, the diameter of suspension board 21 is less than the diameter of cap tube 10, so suspension board 21 will not touch the inner sidewall of cap tube 10, thus Experiment is influenced, Baffle Box of Bluetooth is placed on suspension board 21, then starting magnetic suspension module makes the bluetooth of the drive of suspension board 21 thereon Speaker floats, and then manipulates Baffle Box of Bluetooth by mobile phone and plays sound, and the gas inside cap tube 10 is then drawn by air entry 39 Then body slowly presses slide bar 16, reuses sound-intensity measuring device and measure, then record sound intensity data and air pressure number respectively According to, to be analyzed, magnetic suspension module and Baffle Box of Bluetooth is prior art characteristic and its structure and working principle are also not this It where the technical characteristic of utility model therefore does not repeat them here, the cup 23 is equipped with temperature indicating device, and temperature indicating device can With the water temperature in real-time display cup 23, so as to so that experimental data is more accurate.

Specifically, the inside cell wall of the groove 7 is equipped with multiple raised 9, the inner sidewall of the cap tube 10 is equipped with Corresponding recessing groove 12 can make the inside better seal of cap tube 10.

Specifically, the top of the fixing sleeve 13 is fixedly connected with baffle, and the upper end of slide bar 16 through baffle and is prolonged The outside of fixing sleeve 13 is extended to, the top of slide bar 16 is equipped with pressing plate and facilitates pressing slide bar 16, and the fixing sleeve 13 is located at cap tube One end side outside 10 is equipped with multiple air holes 19, prevents gas from rapidly entering in cap tube 10 from the top of fixing sleeve 13 Portion, so that the hand for pressing slide bar 16 to experimenter generates damage.

Specifically, the temperature indicating device includes convex block 24, the convex block 24 is fixedly connected on the inside of cup 23 On wall, the upper surface of convex block 24 is equipped with through hole 25, and the two sides for being located at through hole 25 are equipped with limiting slot 26, the through hole 25 internal activity is plugged with thermometer 27, and the probe of thermometer 27 can pass through through hole 25 and the water inside cup 23 is direct It contacts, is symmetrically arranged with positive stop strip 28 on the thermometer 27, the cooperation of positive stop strip 28 and limiting slot 26 can prevent thermometer 27 The inside that cup 23 is fallen into across through hole 25, using such temperature indicating device, the material of cup 23 and convex block 24 is just needed Transparent plastic is used, so as to the temperature shown on thermometer 27 visible in detail, such mode is conveniently manufactured in this It is lower.

Specifically, the temperature indicating device includes temperature sensor 37 and fixed link 29, the temperature sensor 37 It is fixedly connected on the lower end surface of cup 23, fixed link 29 is fixedly connected on the slot bottom of placing groove 2, the upper end of the fixed link 29 Face is equipped with undercut 30, and the inside of the undercut 30 is equipped with guide block 31, the display screen that the guide block 31 is equipped with 1 lateral wall of pedestal Electrical connection, using such temperature indicating device, the material of cup 23 is just needed using stainless steel, and the upper end of guide block 31 is run through Cover board 6 is flexibly connected with temperature sensor 37, and guide block 31 contacts with each other with temperature sensor 37, and guide block 31 can give temperature sensing Device 37 provides electrical connection, and temperature sensor 37, which is electrically connected by guide block 31 with display screen, to be carried out data transmission and show, Ci Zhongfang Formula can more intuitively come out the temperature real-time display of the water inside cup 23, and temperature sensor 37 is prior art characteristic And its structure and working principle are also not where the technical characteristics of the utility model therefore do not repeat them here, such as temperature sensor 37 can Using the sensor of LM-PT100 model, the transmission and display of data may be implemented.

Specifically, 30 slot bottom of undercut is connected with guide block 31 by second spring 38,31 lower end surface of guide block Two sides are fixedly connected to sliding block 36, and the cell wall of the undercut 30 is equipped with sliding slot 34 corresponding with two sliding blocks 36, described The cell wall of undercut 30 is equipped with card slot 35, and the upside cell wall of the card slot 35 is communicated with two sliding slots 34 respectively, the guide block 31 Lower end surface be equipped with empty slot 32, the internal slide of the empty slot 32 is connected with guide rod 33, and the guide rod 33 is fixedly connected on secretly The slot bottom of slot 30, the guide block 31 are electrically connected by guide rod 33 with the display screen that 1 lateral wall of pedestal is equipped with, the upper end of guide rod 33 It is flexibly connected with guide block 31, the lower end of guide rod 33 is connect by cable with external power supply, while being electrically connected by cable and display screen It connects, guide rod 33 will not move, so as to avoid with the interface of cable because repeatedly movement is to generate failure, second spring 38 can jack up guide block 31 upwards, so as to so that it keeps connecting with temperature sensor 37 always in the absence of external forces Connect, facilitate data transmission with it is electrically connected, when using the present apparatus progress vacuum cannot be transaudient experiment when can press guide block 31 The sliding block 36 for making thereon moves to the inside of card slot 35, then blocks card slot 35 by sliding block 36 in rotation guide block 31, by guide block 31 are connected to the inside of undercut 30, and one end so as to avoid guide block 31 from being located at outside undercut 30 interferes suspension board 21, thus Influence experiment.

Hot water: when carrying out the experiment of the relationship between the boiling point and air pressure of water, being poured into the inside of cup 23 by working principle, Cup 23 is placed on pedestal 1 again, is then gradually extracted the gas inside cap tube 10 out by air entry 39, then in water boiling When check that the data of air gauge 20 are recorded, then pressing slide bar 16 makes gas reenter the inside of cap tube 10, can It is tested with replacing the hot water of different temperatures according to above-mentioned steps, is then analyzed by the data recorded；It needs to carry out Vacuum cannot be transaudient experiment when can press guide block 31 and be rotated further by guide block 31 it is made to be connected to the inside of undercut 30, then Baffle Box of Bluetooth is placed on suspension board 21, then starts magnetic suspension module, at this time covers cap tube 10, then is taken out by air entry 39 Gas, then slowly pressing slide bar 16 slowly changes the air pressure inside cap tube 10, then corresponding air pressure and the sound intensity of recording Data are finally analyzed.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of multifunctional vacuum experiment equipment, including pedestal (1), suspension board (21) and cup (23), it is characterised in that: described The upper surface of pedestal (1) is equipped with placing groove (2), and the internal activity of placing groove (2) is connected with mounting plate (3), the mounting plate (3) two sides of upper surface are fixedly connected to fixed block (4), and the upper surface of pedestal (1) and be located at placing groove (2) two sides it is equal Equipped with fixing groove (5), the upper side of the pedestal (1) has been bolted cover board (6), the upper side of the pedestal (1) and Groove (7) are equipped with positioned at the outside of placing groove (2), the slot bottom of the groove (7) is fixedly connected with sealing strip (8), the groove (7) internal activity is connected with cap tube (10), and the lower end surface of cap tube (10) is equipped with the first seal groove (11), the cap tube (10) Upper surface be fixedly connected with fixing sleeve (13), the upper surface and extension of the lower end surface of the fixing sleeve (13) through cap tube (10) To the inside of cap tube (10), the inside of the fixing sleeve (13) is fixedly connected with the internal slide of cross bar (14) and fixing sleeve (13) Equipped with slide bar (16), the upper end of the slide bar (16) extends to the outside of fixing sleeve (13), and the lower end of slide bar (16) extends to lid The inside of cylinder (10) is simultaneously fixedly connected with gasket (17), and the upper side of the gasket (17) is equipped with the second seal groove (18), The slide bar (16), which is located on the outside of the internal one end of fixing sleeve (13), to be socketed with the first spring (15), first spring (15) One end is fixedly connected on cross bar (14), and the other end is fixedly connected on slide bar (16), and the upper surface of the cap tube (10) is equipped with The inside of air gauge (20) and air entry (39), the suspension board (21) is equipped with magnet (22), and the cup (23) is equipped with temperature Spend display device.

2. a kind of multifunctional vacuum experiment equipment according to claim 1, it is characterised in that: the inside of the groove (7) Cell wall is equipped with multiple raised (9), and the inner sidewall of the cap tube (10) is equipped with corresponding recessing groove (12).

3. a kind of multifunctional vacuum experiment equipment according to claim 1, it is characterised in that: the fixing sleeve (13) it is upper Side is fixedly connected with baffle, and the upper end of slide bar (16) runs through baffle and extends to the outside of fixing sleeve (13), the fixing sleeve (13) it is located at cap tube (10) external one end side and is equipped with multiple air holes (19).

4. a kind of multifunctional vacuum experiment equipment according to claim 1, it is characterised in that: the temperature indicating device packet It includes convex block (24), the convex block (24) is fixedly connected on the inner sidewall of cup (23), and the upper surface of convex block (24), which is equipped with, to be passed through It perforates (25), and the two sides for being located at through hole (25) are equipped with limiting slot (26), the internal activity of the through hole (25) is plugged with Thermometer (27) is symmetrically arranged with positive stop strip (28) on the thermometer (27).

5. a kind of multifunctional vacuum experiment equipment according to claim 1, it is characterised in that: the temperature indicating device packet Temperature sensor (37) and fixed link (29) are included, the temperature sensor (37) is fixedly connected on the lower end surface of cup (23), Fixed link (29) is fixedly connected on the slot bottom of placing groove (2), and the upper surface of the fixed link (29) is equipped with undercut (30), described dark The inside of slot (30) is equipped with guide block (31), and the guide block (31) is electrically connected with the display screen that pedestal (1) lateral wall is equipped with.

6. a kind of multifunctional vacuum experiment equipment according to claim 5, it is characterised in that: undercut (30) slot bottom is logical It crosses second spring (38) to be connected with guide block (31), the two sides of guide block (31) lower end surface are fixedly connected to sliding block (36), institute The cell wall for stating undercut (30) is equipped with sliding slot (34) corresponding with two sliding block (36), and the cell wall of the undercut (30) is equipped with Card slot (35), the upside cell wall of the card slot (35) are communicated with two sliding slots (34) respectively, on the lower end surface of the guide block (31) Equipped with empty slot (32), the internal slide of the empty slot (32) is connected with guide rod (33), and the guide rod (33) is fixedly connected on undercut (30) slot bottom, the guide block (31) are electrically connected by guide rod (33) with the display screen that pedestal (1) lateral wall is equipped with.