CN202033332U

CN202033332U - Full-automatic degassing oscillator

Info

Publication number: CN202033332U
Application number: CN2011200400275U
Authority: CN
Inventors: 不公告发明人
Original assignee: HENNAN HENGSHENG ELECTRONIC INSTRUMENT CO Ltd
Current assignee: HENNAN HENGSHENG ELECTRONIC INSTRUMENT CO Ltd
Priority date: 2011-02-14
Filing date: 2011-02-14
Publication date: 2011-11-09
Anticipated expiration: 2021-02-14

Abstract

The utility model relates to a full-automatic degassing oscillator belonging to the field of power insulating oil detection instruments. The full-automatic degassing oscillator not only can carry out constant-temperature oscillation on samples according to set temperature, but also can be used for physicochemical tests. An oscillating mechanism, a sample container fixing device, a pallet and a heating device are arranged in a case; the sample container fixing device is arranged on the pallet and is fixedly connected with the pallet, the oscillating mechanism is arranged below the pallet and drives the pallet to do reciprocating movement, the case is internally provided with a single chip computer and a temperature sensor, and a case housing is provided with a display screen and control keys; and the temperature sensor, the heating device, the display screen, the control keys and the oscillating mechanism are all connected with the single chip computer electrically. The positive effects are as follows: the full-automatic degassing oscillator can be automatically controlled by the single chip computer, can be set to be heated at constant temperature or oscillated under constant-temperature heating conditions, or only oscillated without heating so as to have multiple functions with one machine, can conveniently and fast set parameters by the control keys and the display screen, and is suitable for early-stage use in the physicochemical tests and chromatograph degassing analytical tests.

Description

Full-automatic degassing shaker

Technical field

The utility model relates to electric insulation oil and detects the test apparatus field, particularly a kind of degassing shaker that is used for degassing analytical test of power system insulation oil test sample chromatogram and physics and chemistry test.

Background technology

In power industry, often need to measure the component and the content of the dissolved gas in the insulating oil, just usually said chromatogram degassing analytical test, the effect of degassing shaker is that the dissolved gas in the insulating oil sample is taken out in vibration, the preliminary stage work of chromatogram degassing analytical test is that requirement must be carried out mechanical oscillation being heated under the uniform temperature situation, and the temperature that each test needs is different probably.But, existing shaker can only carry out continuous oscillation under a stationary temperature, can not be implemented in the continuous oscillation under the different temperatures, automaticity is low, the scope of application is very restricted, and do physics and chemistry test (also being short form test) and be different from the chromatogram analytical test that outgases such as the preliminary stage of the pH value of measuring the acid of W/O dissolubility, because physics and chemistry test is a heated at constant temperature and nonoscillatory often, perhaps only vibration and not heating, therefore existing shaker not too is applicable to the physics and chemistry test, doing the physics and chemistry test also needs to buy instrumentation once more, both bothers, and has increased experimentation cost again.

Summary of the invention

The purpose of this utility model provides is a kind ofly controlled automatically, not only can be carried out degassing vibration constant temperature under, but also the full-automatic degassing shaker tested applicable to physics and chemistry to oil sample according to default arbitrarily temperature by chip microcontroller.

The technical solution adopted in the utility model is: oscillating mechanism, sample receiver stationary installation, pallet, heating arrangement are arranged in the cabinet; The sample receiver stationary installation is located at above the pallet and with pallet fixedlys connected, and oscillating mechanism is located at below the pallet, drives the pallet to-and-fro movement, is provided with single-chip microcomputer, temperature sensor in the described cabinet, and casing is provided with display screen, operating key; Temperature sensor, heating arrangement, display screen, operating key, oscillating mechanism all are electrically connected with single-chip microcomputer.

During the physics and chemistry test, conical flask commonly used is as sample receiver, fix, pick and place a plurality of conical flasks for more convenient, the sample receiver stationary installation is the conical flask shaft collar, be fixed with above the conical flask shaft collar at least two with the suitable elastic caoutchouc seat of conical flask lower shape, be connected by bolt between conical flask shaft collar and the pallet.

During chromatogram degassing analytical test, syringe commonly used is as sample receiver, fix, pick and place a plurality of syringes for more convenient, the sample receiver stationary installation is the syringe fixed mount, the syringe fixed mount is upper and lower double-layer structure, every layer by preceding bracket, the back bracket connect to form by horizontal substrate, preceding bracket top, bracket top, back are equipped with at least two, are used to prop up the half round cut of syringe, before bracket be provided with the draw-in groove of inlay card syringe nozzle bulge loop, be connected by bolt between syringe fixed mount and the pallet.

For realizing more steady, more reliable continuous oscillation effect, oscillating mechanism is made up of motor, big belt pulley, small belt pulley, belt, eccentric links, four-bar mechanism, the output shaft of motor is connected with big belt pulley through small belt pulley, the eccentric big belt pulley vertical pivot that connects above the big belt pulley, connect a pallet vertical pivot below the pallet, described eccentric links two ends flexibly connect with big belt pulley vertical pivot, pallet vertical pivot respectively; Four-bar mechanism is located at below the pallet, and hinged below each small end and the pallet, lower end and chassis backplane are hinged.

Good effect of the present utility model is: controlled automatically by single-chip microcomputer, can be set to the heated at constant temperature nonoscillatory, also can be set to continuous oscillation under the heated at constant temperature condition, also can be set to not heat only vibration, intelligent, the automaticity height, can alleviate labor intensity of operating personnel, a tractor serves several purposes, physics and chemistry test and chromatogram degassing analytical test all can be used, pass through operation control key, the observation display screen is convenient, set condition quickly, duration of oscillation, parameters such as heating-up temperature are fit to test specimen physics and chemistry test more for a long time very much, the preliminary stage of chromatogram degassing analytical test uses.

Description of drawings

Fig. 1 is that figure cuts open in the master of the present utility model office of looking; Fig. 2 is the local figure that overlooks of the present utility model; Fig. 3 is a kind of embodiment front view of sample receiver stationary installation of the present utility model; Fig. 4 is the right view of Fig. 3.

Embodiment

As shown in Figure 1 and Figure 2, oscillating mechanism of the present utility model, the stationary installation 4 or 22, pallet 5, the electric heating tube 3 that are used to hold the sample receiver of sample are arranged in the cabinet 1; Sample receiver stationary installation 4 or 22 is located at above the pallet 5 and with pallet 5 fixedlys connected, oscillating mechanism is located at below the pallet 5, oscillating mechanism drives pallet 5 to-and-fro movements, is provided with single-chip microcomputer 11, temperature sensor 15 in cabinet 1, and the cabinet shell of cabinet 1 is provided with display screen 16, operating key.

When doing the physics and chemistry test, more convenient, quick for fixing, pick and place conical flask, as shown in Figure 1, sample receiver stationary installation 4 is a conical flask shaft collar 4, be fixed with on its card at least two with the suitable elastic caoutchouc seat 2,17 of conical flask 20 lower shapes, conical flask 20 can be pacified securely to be embedded in the elastic caoutchouc seat 2, be equipped with the bolt hole (not shown) of vertical direction on the disk body of conical flask shaft collar 4, the pallet 5, vertical bolt (not shown) is installed in the bolt hole, conical flask shaft collar 4 is fixedlyed connected with pallet 5.

When outgasing analytical test for conveniently doing chromatogram, fixing, it is more convenient to pick and place syringe, fast, as Fig. 3, Fig. 4, sample receiver stationary installation 22 is a syringe fixed mount 22, syringe fixed mount 22 is last, following double-layer structure, every layer by preceding bracket 25, back bracket 26 connects to form through being located at both horizontal substrates 23 of bottom, preceding bracket 25 tops, back bracket 26 tops are equipped with four half round cut 29 that are used to prop up syringe 27, half round cut 29 bottoms of preceding bracket 25 are provided with the draw-in groove 24 of inlay card syringe 27 nozzle bulge loops 28, be equipped with the bolt hole (not shown) of vertical direction on the substrate 23 of its lower floor and the pallet 5, vertical bolt (not shown) is installed in the bolt hole, syringe fixed mount 22 is fixedlyed connected with pallet 5.

As shown in Figure 1 and Figure 2, oscillating mechanism is made up of motor 12, big belt pulley 8, small belt pulley 13, belt 9, eccentric links 10, four-bar linkage structure 21, motor 12 output shafts are connected with big belt pulley 8 through small belt pulley 13, belt 9, off-centre is provided with a big belt pulley vertical pivot 7 above the big belt pulley 8, also be provided with a pallet vertical pivot 14 below the pallet 5, described eccentric links 10 two ends are provided with connecting hole, and hinged or pin flexibly connects with big belt pulley vertical pivot 7, pallet vertical pivot 14 respectively; Four-bar mechanism 21 is located at below the pallet 5, and its four connecting rods are parallel to each other, and each connecting rod 6 upper end and pallet 5 are hinged, and lower end and cabinet 1 inner bottom plating are hinged, for realizing that each temperature is even in the cabinet 1, is provided with a fan 19 that is used for circulation of air in cabinet 1.

Temperature sensor 15, operating key, display screen 16 are electrically connected with single-chip microcomputer 11, the motor of the motor 12 of oscillating mechanism, electric heating tube 3, fan 19 is electrically connected with single-chip microcomputer 11 output ports through a relay respectively, and the motor start and stop of motor 12 start and stop of oscillating mechanism, the switch of electric heating tube 3, fan 19 are all by single-chip microcomputer 11 controls.

Single-chip microcomputer 11 and control program one of ordinary skill in the art can design, and single-chip microcomputer is integrated into the minicomputer system that constitutes on the silicon chip by circuit such as 11 power supplys, central processor CPU, RAM, ROM, multiple I/O mouth and interrupt system, timer/timer, display driver circuits.The utility model is 89C55 type single-chip microcomputer preferably, is not described in detail in this.

Using method of the present utility model is:

During the physics and chemistry test, as shown in Figure 1, open door 18, operating personnel put into rubber base 2 having the conical flask 20 of testing oil sample, opening power, observe the prompting of display screen 16, operation control key, the utility model are set to a heated at constant temperature state, or be set to an oscillatory regime, then, operation control key, the utility model is started working.

During chromatogram degassing analytical test, take off bolt, conical flask shaft collar 4 is replaced by syringe fixed mount 22, go up bolt again, set heated at constant temperature temperature and the duration of oscillation that test needs then, electric heating tube 3 is started working, when temperature reaches design temperature, temperature sensor 15 is data input single-chip microcomputer 11, and the motor 12 of oscillating mechanism is started working, and oscillating mechanism is the center of circle with the hinged seat of connecting rod 6, with connecting rod 6 is radius, the test oil sample that drives in the syringe 27 is done the vibration of arc orbit swing type, and duration of oscillation expires, the failure of oscillations.

Claims

1. a full-automatic degassing shaker is arranged on oscillating mechanism, sample receiver stationary installation (4,22), pallet (5), heating arrangement (3) in the cabinet (1); Sample receiver stationary installation (4,22) is located at above the pallet (5) and with pallet (5) fixedlys connected, oscillating mechanism is located at below the pallet (5), drive pallet (5) to-and-fro movement, it is characterized in that: be provided with single-chip microcomputer (11), temperature sensor (15) in the described cabinet (1), cabinet (1) shell is provided with display screen (16), operating key; Temperature sensor (15), display screen (16), heating arrangement (3), operating key, oscillating mechanism all are electrically connected with single-chip microcomputer (11).

2. full-automatic degassing shaker according to claim 1, it is characterized in that: sample receiver stationary installation (4) is conical flask shaft collar (4), be fixed with above the described conical flask shaft collar (4) at least two with the suitable elastic caoutchouc seat (2,17) of conical flask (20) lower shape, be connected by bolt between conical flask shaft collar (4) and the pallet (5).

3. full-automatic degassing shaker according to claim 1, it is characterized in that: sample receiver stationary installation (22) is syringe fixed mount (22), described syringe fixed mount (22) is last, following double-layer structure, every layer by preceding bracket (25), back bracket (26) connects to form by horizontal substrate (23), preceding bracket (25) top, back bracket (26) top is equipped with at least two, be used to prop up the half round cut (29) of syringe (27), before bracket (25) be provided with the draw-in groove (24) of inlay card syringe (27) nozzle bulge loop (28), be connected by bolt between syringe fixed mount (22) and the pallet (5).

4. full-automatic degassing shaker according to claim 1, it is characterized in that: oscillating mechanism is made up of motor (12), big belt pulley (8), small belt pulley (13), belt (9), eccentric links (10), four-bar mechanism (21), the output shaft of motor (12) is connected with big belt pulley (8) through small belt pulley (13), the eccentric big belt pulley vertical pivot (7) that connects above the big belt pulley (8), connect a pallet vertical pivot (14) below the pallet (5), described eccentric links (10) two ends flexibly connect with big belt pulley vertical pivot (7), pallet vertical pivot (14) respectively; Four-bar mechanism (21) is located at below the pallet (5), and each connecting rod (6) upper end is hinged below pallet (5), lower end and cabinet (1) base plate hinged.