CN209005775U - Thermostat water bath - Google Patents

Abstract

The utility model discloses a kind of thermostat water baths, its key points of the technical solution are that including water bath and the heater set on water bath side, the heater includes the heating tube in water bath, and the other side of the water bath is equipped with water supply tank, and one end of the heating tube is set in water supply tank；The side wall of the water supply tank offers moisturizing slot；The side wall of the water bath offers the intake chamber for being connected to moisturizing slot；The inner wall of the water bath is equipped with baffle and drives the mobile driving assembly to block intake chamber of baffle.The utility model is by being equipped with water supply tank in the side of water bath, when the water level decreasing in water bath, water in water supply tank can be flowed into water bath, due to being equipped with the same heating tube in water supply tank and water bath, therefore the water temperature in the water temperature and water bath in water supply tank is essentially identical, test error caused by can reducing because of water temperature variation, improves the accuracy of test result.

Description

Thermostat water bath

Technical field

The utility model relates to Laboratory Instruments, more specifically, it is related to a kind of thermostat water bath.

Background technique

Water-bath is mainly used for distillation in laboratory, dry, concentration and warm stain chemicals or biological products, it is also possible to In heated at constant temperature and other humid tests；Thermostat water bath it is relatively simple for structure, it is horizontal in the sink of water-bath to be equipped with not Become rusty steel tubular heater, and the inside of sink is placed with aluminum spacer plate with holes, for placing container to be heated.

The prior art can refer to the Chinese patent of Authorization Notice No. CN203370570U, and it discloses a kind of waters bath with thermostatic control Pot, including shell, water-bath pot body, top cover, heater, temperature sensor and controller are provided with multiple water-bath pot bodys on shell, Each water-bath pot body is equipped with a top cover, and each water-bath bottom of pot body is equipped with heater and temperature sensor, also sets in shell There is controller, controller includes microprocessor, A/D converter, relay and wireless communication module, the input terminal of A/D converter It is connect with temperature sensor, the output end of A/D converter is connect with microprocessor input, output end of microprocessor and relay Input terminal connection, relay control terminal and heater are electrically connected, and wireless communication module is bi-directionally connected with microprocessor.

When being tested, it usually needs a certain amount of water is added into the sink of water-bath, then will fill examination The container of sample is placed on partition, and the sample in container is made to be located at the liquid level of sink hereinafter, adding by heater to the water in sink Heat, but in the long test of progress time-consuming, as the water in sink constantly evaporates, the water level in sink can be continuous Decline, in order to improve the accuracy of test result, needs to add again before the lower section of water level decreasing to sample into sink Water, but since during the test, the water temperature of sink will be kept constant, the temperature for the water being added again cannot be guaranteed with The water temperature of sink is consistent, and the water temperature that will cause in sink when adding water generates variation, causes biggish experiment abberation, influences The accuracy of test result.

Utility model content

In view of the deficienciess of the prior art, passing through the purpose of this utility model is to provide a kind of thermostat water bath It is equipped with water supply tank in the side of water bath, when the water level decreasing in water bath, the water in water supply tank can be flowed into water bath Dynamic, due to being equipped with the same heating tube in water supply tank and water bath, in water supply tank the water temperature base in water temperature and water bath This is identical, and test error caused by can reducing because of water temperature variation improves the accuracy of test result.

To achieve the above object, the utility model provides following technical solution: a kind of thermostat water bath, including water bath And the heater set on water bath side, the heater include the heating tube in the water bath, the water bath it is another Side is equipped with water supply tank, and one end of the heating tube is set in water supply tank；The side wall of the water supply tank offers moisturizing slot；It is described The side wall of water bath offers the intake chamber for being connected to moisturizing slot；The inner wall of the water bath is equipped with baffle and driving baffle The mobile driving assembly to block intake chamber.

By using above-mentioned technical proposal, water is added separately in water bath and water supply tank, the appearance of sample will be filled Device allows in water bath, is heated, is led to the water in the water and water supply tank in water bath simultaneously by the heating tube in heater It overdrives component, intake chamber can be blocked, the water in water and water bath in water supply tank will not circulate；Work as water bath In water level when be gradually reduced, drive baffle mobile by driving assembly, separate baffle with intake chamber, at this time due to benefit Water level in water tank is higher than the water level in water bath, and the water in water supply tank can be flowed into water bath, to make in water bath Water level increases again；Since heating tube is set in water bath and water supply tank simultaneously, the water temperature and water supply tank in water bath In water temperature it is identical, the water temperature in water bath will not generate biggish temperature change, therefore can reduce the error of test, improve The accuracy of test result.

The utility model is further arranged to: the driving component includes the fixed block for being fixedly arranged on water bath inner wall, fixation It is connected to the rotation axis of fixed block, the drive rod of rotation axis is rotationally connected with and is fixedly connected on the floating ball of drive rod, it is described The weight of floating ball is greater than the weight of baffle；The axis horizontal of the rotation axis is arranged；The one end of the drive rod far from floating ball is solid Surely it is connected to baffle.

By using above-mentioned technical proposal, floating ball floats on the water surface under the action of buoyancy of water, in water bath Water constantly evaporated, the water level in water bath gradually decreases, and water is gradually reduced the buoyancy of floating ball, and floating ball is heavy at its at this time Under the action of power, floating ball is moved downward, and the baffle for being fixedly connected on drive rod is moved upwards around rotation axis, baffle and intake chamber Mouth separates, and the water in water supply tank is flow in intake chamber by moisturizing slot, to flow in water bath；Water level in water bath is gradually Rise, the buoyancy that floating ball is subject to is gradually increased, and floating ball is moved upwards by drive rod around rotation axis, is fixedly connected on driving The baffle of bar is moved downward around rotation axis, and baffle can again block the notch of intake chamber, with prevent the water in water supply tank to It is flowed in water bath；It can be moved up and down by the floating of driving assembly floating ball with automatic traction baffle, to make in water bath Water level is able to maintain substantially constant, easy to operate, it is easy to accomplish.

The utility model is further arranged to: the inner wall of the water bath is installed with limit plate, the bottom end energy of the baffle Limit plate is connected to move downward to prevent baffle plate.

By using above-mentioned technical proposal, when on-test, need to add water into water bath, when in water bath When water level is higher than the horizontal position of drive rod, floating ball has the trend moved upwards, and baffle is made to have the trend moved downward, but It is since the inner wall of water bath is equipped with limit plate, limit plate can be connected to the bottom end of baffle, so as to anti-baffle plate and water inlet Slot separation, move upwards baffle can only, water can only flow in water bath from water supply tank, and the water in water bath will not be flow backwards Into water supply tank.

The utility model is further arranged to: the position connection of the side wall of the water supply tank on the lower is equipped with water inlet pipe.

Water by using above-mentioned technical proposal, when the water in water supply tank constantly flows in water bath, in water supply tank Position gradually decreases, at this time can be into water supply tank plus water, since water inlet pipe is set to the side wall of water supply tank on the lower by water inlet pipe Position, therefore cold water can first pass through the bottom of water supply tank, and in water supply tank the higher water of temperature can on the top of water supply tank, and Since heating tube is set to the bottom of water supply tank, cold water is allow more quickly to touch heating tube, improves heating tube to cold water The rate of heat addition.

The utility model is further arranged to: the water inlet pipe is L shape structure, and the horizontal ends of the water inlet pipe are connected to Water supply tank.

By using above-mentioned technical proposal, water inlet pipe is L shape structure, can prevent the water in water supply tank from overflowing；It is mending During heating water tanks, the steam for having part is discharged by the vertical end of water inlet pipe, is prevented air pressure in water supply tank excessive, is made At danger.

The utility model is further arranged to: the water inlet pipe is transparent pipe.

By using above-mentioned technical proposal, water inlet pipe can play the role of linker, since water inlet pipe is transparent pipe, lead to The water level crossed on observation water inlet pipe is known that the water level in water supply tank, convenient for adding water into water supply tank.

The utility model is further arranged to: the top of the water supply tank offers water supplement port, and the water supplement port is equipped with Moisturizing lid, the moisturizing, which covers, offers gas vent.

By using above-mentioned technical proposal, moisturizing lid can be opened when on-test, then be added from water supplement port Water can be improved and add water speed rate；When water in water supply tank heats, moisturizing lid can reduce scattering and disappearing for heat, reduce moisture Evaporation；The vapor generated in water supply tank can be discharged from gas vent, prevent in water supply tank air pressure excessive and cause danger.

The utility model is further arranged to: the inner wall of the water bath, which is located above heating tube, offers support slot, The support slot is equipped with partition, and the end of the partition is installed with holding rod.

By using above-mentioned technical proposal, partition is placed on support slot, makes between partition and heating tube that there are certain Then spacing allows the container for filling sample on partition, can play the role of support to container；When needing to take out partition When, partition can be proposed by directly holding holding rod.

The utility model is further arranged to: the position of the side wall of the water bath on the lower is equipped with drain valve.

By using above-mentioned technical proposal, after off-test, drain valve is opened, the water in water bath is released, with Water bath is cleared up, it is convenient and efficient.

In conclusion the utility model has the advantages that compared with the prior art

1. the side of water bath is equipped with water supply tank, when the water level decreasing in water bath, the water in water supply tank can be to water It is flowed in bath, due to being equipped with the same heating tube in water supply tank and water bath, in the water temperature and water bath in water supply tank Water temperature it is essentially identical, can reduce because water temperature variation caused by test error, improve the accuracy of test result；

It, can be to be moved down on automatic traction baffle by the floating of driving assembly floating ball 2. baffle can block intake chamber It is dynamic, so that the water level in water bath is made to be able to maintain substantially constant, it is easy to operate, it is easy to accomplish；

3. the water inlet pipe that water supply tank side is equipped with can when to water supply tank moisturizing, cold water from the bottom of water supply tank into Enter, heating tube can be touched at once, improves heating efficiency；And since water inlet pipe is transparent pipe, linker can be served as, is led to The water level of observation water inlet pipe is crossed, it is known that the water level height in water supply tank, is convenient for the timely moisturizing into water supply tank.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the partial cutaway schematic view that driving assembly is highlighted in embodiment；

Fig. 3 is the portion A enlarged drawing in Fig. 2.

In figure: 1, water bath；11, drain valve；12, support slot；13, partition；131, drainage trap；14, holding rod；15, it covers Plate；151, water inlet；16, lantern ring；17, water-bath lid；18, intake chamber；2, heater；21, heating tube；3, water supply tank；31, moisturizing Slot；32, water inlet pipe；33, water supplement port；34, moisturizing lid；341, gas vent；4, baffle；5, limit plate；6, driving assembly；61, solid Determine block；62, rotation axis；63, drive rod；64, floating ball.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to Figures 1 and 2, be a kind of thermostat water bath disclosed by the utility model, including water bath 1, be set to water bath 1 Drain valve 11 at side wall upper position, set on 1 side of water bath heater 2 and be set to water bath 1 far from heater 2 one The water supply tank 3 of side, the position of the inner wall of water bath 1 on the lower offer support slot 12, and support slot 12 is equipped with partition 13, partition 13 On offer a plurality of drainage trap 131 up and down, the end of partition 13 is installed with holding rod 14；The inner wall of water bath 1 is top Position be equipped with cover board 15, open up on cover board 15 there are two (but being not limited to two) water inlet 151, on each water inlet 151 It is all provided with the lantern ring 16 mutually stacked there are three (but being not limited to three) and the water-bath lid 17 on lantern ring 16.Open water-bath Lid 17, into water bath 1 plus water, water can not have partition 13 by drainage trap 131, then according to the ruler for the container for filling sample It is very little, lantern ring 16 matched with its is selected, container is placed on partition 13, the water in water bath 1 is heated by heater 2, with Carry out subsequent test；After off-test, when needing to clear up water bath 1, container is taken out from water bath 1, Then drain valve 11 is opened, the water in water-bath is released, then by the lantern ring 16 on cover board 15 and cover board 15 from water bath 1 It takes out, then holds holding rod 14, partition 13 can be taken out from sink.

Referring to figs. 2 and 3, heater 2 includes the horizontal heating tube 21 for being set to 1 bottom of water bath, one end of heating tube 21 Set on the bottom of water supply tank 3；The height of water supply tank 3 is higher than the height of water bath 1, and the side wall of water supply tank 3 offers moisturizing slot 31, The side wall of water bath 1 offers the intake chamber 18 for being connected to moisturizing slot 31, and the inner wall of water bath 1 is equipped with the baffle 4 of arc, consolidates Set on water bath 1 inner wall and can be connected to baffle 4 bottom end limit plate 5 and driving baffle 4 it is mobile with by intake chamber 18 The driving assembly 6 blocked, driving assembly 6 include the fixed block 61 for being fixedly arranged on 1 inner wall of water bath, are fixedly connected on fixed block 61 Rotation axis 62, the drive rod 63 for being rotationally connected with rotation axis 62 and the floating ball 64 for being fixedly connected on drive rod 63, floating ball 64 Weight is greater than the weight of baffle 4, and drive rod 63 is fixedly connected on baffle 4, the axis water of rotation axis 62 far from one end of floating ball 64 Flat setting.When on-test, need to add water into water bath 1, with the rising of water level, floating ball 64, which has, to be moved upwards Trend, so that baffle 4 is had the trend moved downward, but since the inner wall of water bath 1 is equipped with limit plate 5, limit plate 5 can be supported It is connected to the bottom end of baffle 4, is separated so as to anti-baffle plate 4 with intake chamber 18, move upwards baffle 4 can only, water can only be from It is flowed in water supply tank 3 in water bath 1, and the water in water bath 1 will not flow backward in water supply tank 3.When being tested, float Ball 64 floats on the water surface under the action of buoyancy of water, as the water in water bath 1 is constantly evaporated, in water bath 1 Water level gradually decreases, and water is gradually reduced the buoyancy of floating ball 64, and floating ball 64 can move downward in the presence of its gravity at this time, Gu Surely the baffle 4 for being connected to drive rod 63 is moved upwards around rotation axis 62, and baffle 4 is separated with 18 mouthfuls of intake chamber, in water supply tank 3 Water is flow in intake chamber 18 by moisturizing slot 31, to flow in water bath 1；Water level in water bath 1 is gradually increasing, floating ball 64 The buoyancy being subject to is gradually increased, and floating ball 64 is moved upwards by drive rod 63 around rotation axis 62, is fixedly connected on drive rod 63 baffle 4 is moved downward around rotation axis 62, and baffle 4 can again block the notch of intake chamber 18, to prevent in water supply tank 3 Water flowed into water bath 1.

Referring to Fig. 1 and Fig. 2, the position of the side wall of water supply tank 3 on the lower is equipped with water inlet pipe 32, and water inlet pipe 32 is transparent " L " Shape structure, the horizontal ends of water inlet pipe 32 are connected to water supply tank 3, and the top of water supply tank 3 offers water supplement port 33, sets on water supplement port 33 There is moisturizing lid 34, multiple gas vents 341 are offered on moisturizing lid 34.Moisturizing lid 34 can be opened when on-test, Then from water supplement port 33 plus water, it can be improved and add water speed rate；When water in water supply tank 3 heats, moisturizing lid 34 can reduce heat Scattering and disappearing for amount, reduces the evaporation of moisture；The vapor generated in water supply tank 3 can be discharged from gas vent 341, prevent water supply tank 3 Interior air pressure is excessive and causes danger；When the water in water supply tank 3 constantly flows in water bath 1, the water level in water supply tank 3 is gradually Reduce, water inlet pipe 32 at this time can play the role of linker, due to water inlet pipe 32 be it is transparent, pass through observation water inlet pipe 32 On water level be known that the water level in water supply tank 3, at this time can be into water supply tank 3 plus water, due to water inlet by water inlet pipe 32 Pipe 32 is set to the side wall position on the lower of water supply tank 3, therefore cold water can first pass through the bottom of water supply tank 3, and temperature in water supply tank 3 Higher water can on the top of water supply tank 3, and due to heating tube 21 be set to water supply tank 3 bottom, allow cold water than very fast Speed touches heating tube 21, improves heating tube 21 to the rate of heat addition of cold water.

The implementation principle of the present embodiment are as follows: the preparation stage before the test opens water-bath lid 17, at this time baffle 4 and water inlet Slot 18 separates, and water bath 1 and water supply tank 3 are in connected state；Then add water into water bath 1 and water supply tank 3 respectively；Work as water When water level in bath 1 is higher than the level height of drive rod 63, floating ball 64 has the trend moved upwards, keeps baffle 4 oriented The trend of lower movement, but since the inner wall of water bath 1 is equipped with limit plate 5, limit plate 5 can be connected to the bottom end of baffle 4, thus Can anti-baffle plate 4 separated with intake chamber 18, move upwards baffle 4 can only, water can only flow to water bath 1 from water supply tank 3 In, and the water in water bath 1 will not flow backward in water supply tank 3.

When being tested, floating ball 64 floats on the water surface under the action of buoyancy of water, in water bath 1 Water is constantly evaporated, and the water level in water bath 1 gradually decreases, and water is gradually reduced the buoyancy of floating ball 64, and floating ball 64 exists at this time It can be moved downward under the action of its gravity, the baffle 4 for being fixedly connected on drive rod 63 is moved upwards around rotation axis 62, baffle 4 It is separated with 18 mouthfuls of intake chamber, the water in water supply tank 3 is flow in intake chamber 18 by moisturizing slot 31, to flow in water bath 1；Water Water level in bath 1 is gradually increasing, and the buoyancy that floating ball 64 is subject to is gradually increased, and floating ball 64 surrounds rotation axis 62 by drive rod 63 And move upwards, the baffle 4 for being fixedly connected on drive rod 63 is moved downward around rotation axis 62, and baffle 4 can be again by intake chamber 18 notch blocks, same due to being equipped in water supply tank 3 and water bath 1 to prevent the water in water supply tank 3 from flowing into water bath 1 One heating tube 21, therefore water bath 1 and the water temperature in water supply tank 3 are essentially identical, it is possible to reduce draw because of bath temperature variation The test error risen.The water level in water supply tank 3 is known that by the water level on observation water inlet pipe 32, it then can from water inlet pipe 32 To add water into water supply tank 3, the water in water supply tank 3 can be heated again by heating tube 21.

After the end of the test, it needs to clear up water bath 1, test chamber is taken out from water bath 1, is then opened Drain valve 11 releases the water in water-bath, then the lantern ring 16 on cover board 15 and cover board 15 is taken out from water bath 1, so After hold holding rod 14, partition 13 can be taken out from sink.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (9)

1. a kind of thermostat water bath, including water bath (1) and set on the heater (2) of water bath (1) side, the heater It (2) include the heating tube (21) in water bath (1), it is characterised in that: the other side of the water bath (1) is equipped with water supply tank (3), one end of the heating tube (21) is set in water supply tank (3)；

The side wall of the water supply tank (3) offers moisturizing slot (31)；

The side wall of the water bath (1) offers the intake chamber (18) for being connected to moisturizing slot (31)；

The inner wall of the water bath (1) is equipped with baffle (4) and drives baffle (4) mobile drive to block intake chamber (18) Dynamic component (6).

2. thermostat water bath according to claim 1, it is characterised in that: the driving component (6) includes being fixedly arranged on water-bath The fixed block (61) of slot (1) inner wall, is rotationally connected with rotation axis (62) at the rotation axis (62) for being fixedly connected on fixed block (61) The weight of drive rod (63) and the floating ball (64) for being fixedly connected on drive rod (63), the floating ball (64) is greater than baffle (4) Weight；

The axis horizontal of the rotation axis (62) is arranged；

The drive rod (63) is fixedly connected on baffle (4) far from the one end of floating ball (64).

3. thermostat water bath according to claim 2, it is characterised in that: the inner wall of the water bath (1) is installed with limit Plate (5), the bottom end of the baffle (4) can be connected to limit plate (5) and move downward to prevent baffle plate (4).

4. thermostat water bath according to claim 1, it is characterised in that: the position of the side wall of the water supply tank (3) on the lower Connection is equipped with water inlet pipe (32).

5. thermostat water bath according to claim 4, it is characterised in that: the water inlet pipe (32) is L shape structure, described The horizontal ends of water inlet pipe (32) are connected to water supply tank (3).

6. thermostat water bath according to claim 4, it is characterised in that: the water inlet pipe (32) is transparent pipe.

7. thermostat water bath according to claim 1, it is characterised in that: the top of the water supply tank (3) offers moisturizing Mouth (33), the water supplement port (33) are equipped with moisturizing lid (34), offer gas vent (341) on the moisturizing lid (34).

8. thermostat water bath according to claim 1, it is characterised in that: the inner wall of the water bath (1) is located at heating tube (21) it is offered above support slot (12), the support slot (12) is equipped with partition (13), and the end of the partition (13) is solid Equipped with holding rod (14).

9. thermostat water bath according to claim 1, it is characterised in that: the position of the side wall of the water bath (1) on the lower Equipped with drain valve (11).