CN113731522A - Digital display constant temperature water bath that anti-heat flow surged - Google Patents
Digital display constant temperature water bath that anti-heat flow surged Download PDFInfo
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- CN113731522A CN113731522A CN202111291843.8A CN202111291843A CN113731522A CN 113731522 A CN113731522 A CN 113731522A CN 202111291843 A CN202111291843 A CN 202111291843A CN 113731522 A CN113731522 A CN 113731522A
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
- B01L7/02—Water baths; Sand baths; Air baths
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Abstract
The invention relates to the technical field of heating equipment, in particular to a digital display constant-temperature water bath kettle capable of preventing hot current from flowing. In order to solve the problem that the heat flow surge can impact the bottle body to cause the bottle body to touch the edge of the placing opening of the water bath kettle to cause local heat conduction, the invention provides the digital display constant-temperature water bath kettle capable of preventing the heat flow surge, which comprises a water bath kettle body and supporting legs; six supporting legs are installed at the bottom of the water bath body. The invention realizes the stable heating in the process of using the conical flask to heat the water bath, avoids the phenomenon that the conical flask is impacted by the surge of heat flow in water and contacts and impacts the water bath kettle, realizes the stable slight shaking of the conical flask by utilizing the power of the surge of the heat flow to replace a vibrating motor, reduces the influence on the cultured cells in the conical flask, ensures the constant immersion heating depth of the first conical flask, and realizes the effect of heating the water bath with different depths of two conical flasks in a single water bath kettle.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to a digital display constant-temperature water bath kettle capable of preventing hot current from flowing.
Background
In the prior art, a water bath kettle is often used in various biological and chemical experiments, when the water bath kettle is used for heating, the water inside the water bath kettle can frequently exchange heat and cold in the temperature rising process, the water at the higher temperature position inside the water bath kettle can exchange heat and cold with the water at the lower temperature position, namely, the hot water at the high temperature can flow to the position at the low temperature, so that the hot water flow surges, along with the rising of the water temperature, the hot water flow surges more violently, the hot water flow can impact the bottle body of the conical flask, because the conical flask is small in size and less in liquid, the hot water flow surges to a certain degree, the conical flask can be slowly driven to deviate in a short distance in the water bath kettle, the edge of the placing opening of the water bath kettle is closer to the bottle body and the bottleneck of the conical flask, so that the conical flask can contact the edge part of the placing opening of the water bath kettle in slow translation.
In the process of heating the bottle body by using the water bath kettle, because water in the water bath kettle is continuously heated, the heat flow surge can impact the bottle body, the conical bottle can contact the edge part of the placing opening of the water bath kettle in slow translation, the bottle body contacts the edge of the placing opening of the water bath kettle, the high temperature of the water bath kettle body can be directly contacted with the conical bottle, the conical bottle is locally heat-conducting, the bottle body cannot be uniformly heated, the water bath heating of the conical bottle is not uniform, and the conical bottle is easy to damage due to collision; when the vibration motor is used for culturing the conical flask of biological cells, the vibration frequency of the vibration motor is higher, and the cells are greatly damaged; simultaneously when two bottles dip into a water bath simultaneously inside and heat, can't adjust the immersion depth of a certain erlenmeyer flask wherein alone, can influence the immersion depth of first erlenmeyer flask after the second erlenmeyer flask immerses promptly, lead to the heating region and the heating volume of first erlenmeyer flask to change, influence its constant temperature heating effect.
Aiming at the problems, a digital display constant-temperature water bath kettle capable of preventing hot current from surging is provided.
Disclosure of Invention
In order to overcome the defects that in the prior art, when a water bath kettle is used for heating a bottle body, the bottle body is impacted due to heat flow surge, the bottle body touches the edge of a placing opening of the water bath kettle, so that local heat conduction is caused, and when a vibrating motor is used for culturing a conical bottle of biological cells, the vibrating motor has higher vibration frequency and has great damage to the cells; the invention provides a digital display constant temperature water bath kettle capable of preventing hot current surge, which has the defect that the immersion depth of a first conical flask can be influenced after a second conical flask is immersed, so that the heating area and the heating volume of the first conical flask are changed, and the constant temperature heating effect of the first conical flask is influenced.
The technical scheme of the invention is as follows: a digital display constant temperature water bath capable of preventing hot current from flowing suddenly comprises a water bath body, supporting legs, a display console, a bottleneck fixing system, a first bottle fixing system, a second bottle fixing system, a water outlet valve, a water inlet valve, a partition plate, a heating system and an observation glass window; the bottom of the water bath body is provided with six supporting legs; a display console is arranged on one side of the water bath body; the water bath kettle body is provided with two bottleneck fixing systems for fixing the bottleneck; a first bottle body fixing system and a second bottle body fixing system which are used for preventing heat flow from surging to drive the bottle body to shake are arranged in the water bath kettle body; a water outlet valve and a water inlet valve are arranged on the water bath body in a penetrating way; the lower part of the inner side of the water bath body is fixedly connected with a partition plate; the bottom in the water bath body is provided with a heating system, and the heating system is positioned below the partition plate; an observation glass window is arranged on the front side of the water bath body.
More preferably, the bottleneck fixing system comprises an installation frame, a fixed inner support ring and a bottleneck fixing sleeve cover; the water bath body is provided with two mounting frames; the top parts of the two installation frames are respectively fixedly connected with a fixed inner supporting ring; the upper parts of the outer surfaces of the two fixed inner supporting rings are respectively sleeved with a bottleneck fixed sleeve cover; the bottleneck fixing sleeve cover is made of deformable flexible materials.
More preferably, the first bottle fixing system comprises a fixing component, a first bottle placing disc and a liquid level control water discharging component; four fixing components are arranged in the water bath body; a first bottle body placing disc is connected between the four fixing assemblies at the lower part; a liquid level control water discharging assembly is installed on one side in the water bath kettle body, and the liquid level control water discharging assembly is located on one side of the fixing assembly.
More preferably, the fixing assembly comprises a first mounting seat plate, a first limiting slide rod, a first return spring, a first sliding joint plate, a first ball pin sleeve, a first double-headed ball pin rod, a first sleeve, a first rotating connecting frame, a second ball pin sleeve, a second double-headed ball pin rod, a third ball pin sleeve, a fourth ball pin sleeve and a first joint seat; eight first installation seat plates are installed in the water bath kettle body, two first installation seat plates form a group, and a first limiting slide rod is fixedly inserted between the lower parts of the two first installation seat plates of each group; a first return spring is sleeved on the outer surface of each first limiting slide rod; the outer surface of each first limiting slide bar is connected with a first sliding connection plate in a sliding manner; two ends of each first return spring are respectively connected with the first mounting seat plate and the first sliding connection plate; a first ball pin sleeve is fixedly connected to the lower part of each first sliding connection plate; four third ball pin sleeves are arranged at the inner upper side of the water bath kettle body; the lower parts of the four third ball pin sleeves are respectively movably connected with a second double-head ball pin rod; the bottoms of the four second double-head ball pin rods are respectively and movably connected with a second ball pin sleeve; the bottoms of the four second ball pin sleeves are fixedly connected with a first rotating connecting frame respectively; a first sleeve is rotatably connected inside each of the four first rotary connecting frames; the inner sides of the four first sleeves are respectively connected with a first double-head ball pin rod in a sliding manner; each first double-head ball pin rod is movably connected with a first ball pin sleeve; one side of each first double-head ball pin rod, which is far away from the first mounting seat plate, is movably connected with a fourth ball pin sleeve; the four fourth ball pin sleeves are respectively connected with a first connecting seat; the first bottle body placing plate is connected among the four first connecting seats.
More preferably, the liquid level control water discharging assembly comprises a first power motor, a first screw rod, a rotating shaft rod, a first limiting polished rod, a sliding seat plate, a pointer, a fixed seat plate, a water inlet pipe head, a water discharging pipe and a graduated scale; a first power motor is arranged on the lower side of the water bath body; the lower side of the water bath body is rotatably connected with a first screw rod; the output shaft of the first power motor is fixedly connected with a first screw rod; a rotating shaft rod is fixedly connected to the top of the first screw rod; the top of the rotating shaft rod is rotationally connected with the water bath kettle body; a first limit polished rod is fixedly connected in the water bath kettle body; the outer surface of the first screw rod is in transmission connection with a sliding seat plate; the sliding seat plate is connected with the first limiting polished rod in a sliding manner; the rear side of the sliding seat plate is fixedly connected with a pointer; the right end of the sliding seat plate is fixedly connected with a fixed seat plate; the upper part of the fixed seat board is fixedly connected with a water inlet pipe head; the lower part of the water inlet pipe head is communicated with a water discharge pipe; the upper part of the water discharge pipe penetrates through the fixed seat plate; the rear part of the water discharge pipe penetrates through the water bath body; a graduated scale is fixedly connected in the water bath body and is positioned on one side of the pointer.
More preferably, the second bottle fixing system comprises a bottle lifting control assembly and a second bottle placing tray; the left part in the water bath kettle body is provided with four bottle body lifting control components; the bottom is connected with the second bottle and places the dish between four bottle lifting control subassemblies.
More preferably, the bottle body lifting control assembly comprises a second power motor, a second lead screw, a sliding strip plate, a second limiting polished rod, a second mounting seat plate, a second limiting sliding rod, a second return spring, a second sliding joint plate, a fifth ball pin sleeve, a third double-head ball pin rod, a second sleeve, a second rotary connecting frame, a sixth ball pin sleeve, a fourth double-head ball pin rod, a seventh ball pin sleeve, an eighth ball pin sleeve and a second joint seat; four second power motors are arranged on the lower side of the water bath body; four second screw rods are rotatably connected in the water bath body; the output shaft of each second power motor is fixedly connected with a second screw rod; the four second screw rods are respectively connected with a sliding strip plate in a transmission way; the inner side of the water bath body is fixedly connected with four second limiting polished rods; the outer surfaces of the four second limiting polished rods are respectively connected with a sliding strip plate in a sliding manner; two second mounting seat plates are fixedly connected to the bottom of each sliding slat; a second limiting slide rod is fixedly connected between the two second mounting seat plates at the bottom of each slide lath; a second return spring is sleeved on the outer surface of each second limiting slide rod; two ends of each second return spring are respectively connected with a second mounting seat plate and a second sliding connection plate; the outer surface of each second limiting slide rod is connected with a second sliding connection plate in a sliding manner; a fifth ball pin sleeve is fixedly connected to the lower part of each second sliding connection plate; each fifth ball pin sleeve is movably connected with a third double-head ball pin rod; each sliding slat is fixedly connected with a seventh ball pin sleeve; the lower part of each seventh ball pin sleeve is movably connected with a fourth double-head ball pin rod; the lower part of each fourth double-head ball pin rod is movably connected with a sixth ball pin sleeve; the bottom of each sixth ball pin sleeve is fixedly connected with a second rotary connecting frame; the lower part of each second rotary connecting frame is rotatably connected with a second sleeve; the inner side of each second sleeve is connected with a third double-head ball pin rod in a sliding way; each third double-head ball pin rod is movably connected with an eighth ball pin sleeve; each eighth ball pin sleeve is connected with a second connecting seat; a second bottle body placing disc is connected between the four second connecting seats.
More preferably, the first bottle body placing tray and the second bottle body placing tray are made of elastic materials.
More preferably, the bottleneck fixing system further comprises an intercepting lantern ring and an inclined circular ring plate; the middle parts of the lower sides of the two bottleneck fixing sleeve covers are respectively connected with an intercepting lantern ring; the lower sides of the two bottleneck fixing sleeve covers are respectively connected with an inclined circular ring plate, and the inclined circular ring plates are positioned on the periphery of the lower side of the intercepting lantern ring.
More preferably, the top surface of the inclined annular plate is formed with an annular inclined surface which gradually decreases in height from the inner ring to the outer ring.
The beneficial effects are that: in order to solve the problems that in the prior art, when a water bath kettle is used for heating a bottle body, the bottle body is impacted due to heat flow surge, the bottle body touches the edge of a placing opening of the water bath kettle to cause local heat conduction, and when a vibrating motor is used for culturing a conical bottle of biological cells, the vibrating motor has higher vibration frequency and has great damage to the cells; the second conical flask is immersed to influence the immersion depth of the first conical flask, so that the heating area and the heating volume of the first conical flask are changed, and the constant-temperature heating effect of the first conical flask is influenced;
the bottleneck fixing system is designed, so that stable heating in the water bath heating process by using the conical flask is realized, and the phenomenon that the conical flask is impacted by the surge of heat flow in water to contact and impact a water bath pot is avoided;
the first bottle body fixing system and the second bottle body fixing system are designed, stable slight shaking of the conical bottle is realized by utilizing the power of heat flow surging to replace a vibrating motor, the noise is low, the vibration frequency is low, the effect of shaking by hands is more approximate, and the influence on cultured cells in the conical bottle is reduced;
when two erlenmeyer flasks have different immersion depth demands, no matter the second erlenmeyer flask immerses any degree of depth in the water, the surface of water rises and leads to the heating region increase of first erlenmeyer flask, guarantees that the immersion heating degree of depth of first erlenmeyer flask is unchangeable, has realized in the single water bath pot can realize the effect of different degree of depth water bath heating to two erlenmeyer flasks simultaneously.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a schematic view of the present invention in a partially cut-away perspective configuration;
FIG. 4 is a perspective view of the bottle neck fixing system of the present invention;
FIG. 5 is an exploded view of the bottleneck securing system of the present invention;
FIG. 6 is a schematic view of a first partial perspective view of the bottleneck securing system of the present invention;
FIG. 7 is a schematic view of a second partial perspective view of the bottleneck securing system of the present invention;
FIG. 8 is a perspective view of a first bottle securing system according to the present invention;
FIG. 9 is a first partial perspective view of the first bottle securing system of the present invention;
FIG. 10 is a second partial perspective view of the first bottle securing system of the present invention;
FIG. 11 is a perspective view of a second bottle securing system according to the present invention;
FIG. 12 is a partial perspective view of a second bottle body fixing system according to the present invention.
Labeled as: 1-a water bath body, 2-supporting feet, 3-a display console, 4-a bottleneck fixing system, 5-a first bottle fixing system, 6-a second bottle fixing system, 7-a water outlet valve, 8-a water inlet valve, 9-a partition plate, 10-a heating system, 11-an observation glass window, 401-an installation frame, 402-a fixed inner support ring, 403-a bottleneck fixing sleeve cover, 404-an interception lantern ring, 405-an inclined circular ring plate, 501-a first installation base plate, 502-a first limit slide bar, 503-a first return spring, 504-a first sliding engagement plate, 505-a first ball pin sleeve, 506-a first double-head ball pin rod, 507-a first sleeve, 508-a first rotating connection frame, 509-a second ball pin sleeve, 5010-a second double-head ball pin rod, 5011-third ball pin bush, 5012-fourth ball pin bush, 5013-first joint seat, 5014-first bottle placing plate, 5015-first power motor, 5016-first lead screw, 5017-rotating shaft lever, 5018-first limit polished rod, 5019-sliding seat plate, 5020-pointer, 5021-fixed seat plate, 5022-water inlet pipe head, 5023-water discharge pipe, 5024-scale, 601-second power motor, 602-second lead screw, 603-sliding strip plate, 604-second limit polished rod, 605-second mounting seat plate, 606-second limit sliding rod, 607-second return spring, 608-second sliding joint plate, 609-fifth ball pin bush, 6010-third double-head ball pin rod, 6011-second sleeve, 6012-second rotary connection frame, 6013-sixth ball pin bush, 6014-fourth double-ended ball pin rod, 6015-seventh ball pin bush, 6016-eighth ball pin bush, 6017-second joint seat, 6018-second bottle body placing disc.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
According to the drawings of fig. 1-3, a digital display constant temperature water bath capable of preventing hot current surge comprises a water bath body 1, supporting legs 2, a display console 3, a bottleneck fixing system 4, a first bottle fixing system 5, a second bottle fixing system 6, a water outlet valve 7, a water inlet valve 8, a partition plate 9, a heating system 10 and an observation glass window 11; the bottom of the water bath body 1 is provided with six supporting legs 2; a display console 3 is arranged on one side of the water bath body 1; two bottleneck fixing systems 4 are arranged on the water bath body 1; a first bottle body fixing system 5 and a second bottle body fixing system 6 are respectively arranged in the water bath body 1; a water outlet valve 7 and a water inlet valve 8 penetrate through the water bath body 1; the lower part of the inner side of the water bath body 1 is welded with a partition plate 9; a heating system 10 is arranged at the bottom in the water bath body 1, and the heating system 10 is positioned below the partition plate 9; an observation glass window 11 is arranged on the front side of the water bath body 1.
When the digital display constant temperature water bath kettle is used, firstly, a power supply of the heat flow surge prevention digital display constant temperature water bath kettle is switched on, then, a water inlet pipe is connected to a water inlet valve 8, a water outlet pipe is connected to a water outlet valve 7, then, the water inlet valve 8 is controlled to be opened through a display console 3, further, an external water inlet pipe enters the water bath kettle body 1 from the water inlet valve 8, sufficient water is added, the water inlet valve 8 is controlled to be closed after water is added, then, the power supply of a heating system 10 is controlled to be switched on, namely, the heating system 10 starts to generate heat to heat water in the water bath kettle body 1, the temperature of the water in the water bath kettle body 1 is increased, the display console 3 can display the temperature of the water in the water bath kettle body 1, the water can be heated to different temperatures according to different requirements, then, one bottleneck fixing system 4 on the right side is switched on, a conical bottle which needs to be heated is downwards placed to a first bottle fixing system 5, and then the conical bottle enters the water, the neck part of the conical flask is fixed through the neck fixing system 4, heating is started, the first bottle fixing system 5 is controlled to set a standard height until the liquid level drops to the standard height, and the heating system 10 can be controlled to continuously heat the water in the water bath kettle body 1, so that the constant temperature is kept; when a second conical flask needs to be placed into the water bath heating device for water bath heating, the left bottleneck fixing system 4 is opened, then the second conical flask is placed into the second bottle fixing system 6, the second bottle fixing system 6 is controlled to drive the second conical flask to descend into the water in the water bath kettle body 1 and descend to a required depth, then the first bottle fixing system 5 can discharge the water of the part of the water surface in the water bath kettle body 1 exceeding the standard height after the second conical flask descends, so that the water keeps the standard height, the display control console 3 can be controlled to open the water outlet valve 7 after the water bath heating technology, the water in the water bath kettle body 1 is discharged by the water outlet valve 7, the stable heating in the water bath heating process by using the conical flask is realized, the phenomenon that the conical flask is impacted by the heat flow in the water to contact and impact the water bath kettle is avoided, and the stable slight shaking of the conical flask is realized by the power of the heat flow to replace a vibration motor, the small in noise, vibration frequency is low, more is close the effect that the staff rocked, has reduced the influence to the inside cultured cell of erlenmeyer flask to when two erlenmeyer flasks have the different immersion depth demands, no matter the second erlenmeyer flask immerses any degree of depth in the water, the surface of water rising can not appear and lead to the heating region increase of first erlenmeyer flask, guarantees that the immersion heating degree of depth of first erlenmeyer flask is unchangeable, has realized in the single water bath simultaneously to two erlenmeyer flasks realize the effect of different degree of depth water bath heating.
Example 2
On the basis of the embodiment 1, as shown in fig. 1 and fig. 4 to 7, the bottleneck fixing system 4 comprises an installation frame 401, a fixing inner support ring 402 and a bottleneck fixing sleeve cover 403; the water bath body 1 is provided with two mounting frames 401; the tops of the two mounting boxes 401 are respectively connected with a fixed inner supporting ring 402 through bolts; the upper parts of the outer surfaces of the two fixed inner supporting rings 402 are respectively sleeved with a bottleneck fixed sleeve cover 403; the bottleneck securing cover 403 is made of flexible material.
When using, at first, lift bottleneck fixed cover 403 from fixed interior brace ring 402 upper portion, then the opening of bottleneck fixed cover 403 downside is opened, can transfer the erlenmeyer flask to first bottle body fixing system 5 from the circular region between the fixed interior brace ring 402 with the erlenmeyer flask and fix, then pass the bottleneck of erlenmeyer flask the round hole in the middle of bottleneck fixed cover 403, bottleneck fixed cover 403 forms fixedly promptly to the bottleneck of erlenmeyer flask, then overlap bottleneck fixed cover 403 again at fixed interior brace ring 402 outer loop and fix again, and then bottleneck fixed cover 403 forms fixedly once more to the bottleneck of erlenmeyer flask, simultaneously bottleneck fixed cover 403 is the flexible material of deformability and avoids the erlenmeyer flask to receive the impact that the heat flow surges and bump.
Example 3
Based on example 2, and as shown in fig. 1 and 8-10, the first bottle securing system 5 includes a securing assembly, a first bottle placement tray 5014, and a level control drain assembly; four fixing components are arranged in the water bath body 1; a first bottle body placing disc 5014 is connected to the lower part among the four fixing components; a liquid level control water discharging assembly is installed on one side in the water bath body 1, and the liquid level control water discharging assembly is located on one side of the fixing assembly.
Open bottleneck fixing system 4 from the upside after, place the erlenmeyer flask in first bottle placing tray 5014, under four fixed subassembly's effect, and press down the erlenmeyer flask steadily and dip in to the aquatic of water bath body 1, the erlenmeyer flask begins the water bath heating, and control liquid level control subassembly setting standard height that drains, then the water that is higher than standard height discharges from the liquid level control subassembly that drains, make the liquid level reach the standard height and realize the heating to the erlenmeyer flask, then steerable heating system 10 lasts the heating to the water of water bath body 1 inside, make it keep constant temperature, realize the heating of thermostatic water bath.
The fixed component comprises a first mounting seat plate 501, a first limit slide bar 502, a first return spring 503, a first sliding joint plate 504, a first ball pin sleeve 505, a first double-head ball pin rod 506, a first sleeve 507, a first rotating connecting frame 508, a second ball pin sleeve 509, a second double-head ball pin rod 5010, a third ball pin sleeve 5011, a fourth ball pin sleeve 5012 and a first joint seat 5013; eight first installation seat boards 501 are installed in the water bath body 1, two first installation seat boards 501 form a group, and a first limiting slide rod 502 is fixedly inserted between the two first installation seat boards 501 of each group; a first return spring 503 is sleeved on the outer surface of each first limiting slide rod 502; a first sliding connector tile 504 is slidably connected to the outer surface of each first stop slider bar 502; both ends of each first return spring 503 are connected to the first mounting seat plate 501 and the first sliding engagement plate 504, respectively; a first ball pin sleeve 505 is secured to the lower portion of each first sliding connector plate 504; four third ball pin sleeves 5011 are arranged on the inner upper side of the water bath body 1; the lower parts of the four third ball pin sleeves 5011 are respectively and movably connected with a second double-head ball pin rod 5010; the bottoms of the four second double-ended ball pin rods 5010 are respectively and movably connected with a second ball pin sleeve 509; the bottoms of the four second ball pin sleeves 509 are respectively fixedly connected with a first rotating connecting frame 508; a first sleeve 507 is rotatably connected inside each of the four first rotary connecting frames 508; a first double-headed ball pin rod 506 is slidably connected to the inner sides of the four first sleeves 507; each first double-ended ball stud rod 506 is movably connected with a first ball stud sleeve 505; a fourth ball pin sleeve 5012 is movably connected to one side, far away from the first mounting seat plate 501, of each first double-headed ball pin rod 506; the four fourth ball pin sleeves 5012 are respectively connected with a first connecting seat 5013; the first bottle placing tray 5014 is connected between the four first engaging seats 5013.
After the bottleneck fixing system 4 is opened from the upper side, at this time, the first bottle placing tray 5014 is located at a position below the fixed inner brace 402, that is, at this time, one end of the first ball pin rod 506 close to the first bottle placing tray 5014 faces an upward direction, the first bottle placing tray 5014 is made of an elastic material, then a cone bottle is inserted into the first bottle placing tray 5014, and then the first bottle placing tray 5014 can firmly fix the cone bottle by its tightening force, that is, the first bottle placing tray 5014 fixes the bottom of the cone bottle, and then presses the cone bottle downward, the first bottle placing tray 5014 is pressed downward, that is, the first bottle placing tray 5014 drives the four first engaging seats 5013 to move downward, then the four first engaging seats 5013 drive the four fourth ball pin sleeves 5012 to move downward, and then the fourth ball pin sleeves 5012 drive the four first ball pin rods 506 to move downward, that is, that the first ball pin rods 506 realize the rotation of the inner brace 507 of the first ball pin sleeves, then the first ball pin sleeve 505 is pressed by the first double-head ball pin rod 506, and then the first ball pin sleeve 505 presses the first sliding connection plate 504 outwards, and then the first sliding connection plate 504 slides on the surface of the first limit slide bar 502 to compress the first return spring 503, when the first double-head ball pin rod 506 rotates to be horizontal, one end of the first double-head ball pin rod 506 close to the first bottle placing plate 5014 starts to incline downwards in an inclined way, namely the first return spring 503 starts to extend to drive the first sliding connection plate 504 to reset on the surface of the first limit slide bar 502, the first bottle placing plate 5014 stops descending, namely the conical bottle starts to be heated stably, the heating system 10 is controlled to heat the water in the water bath kettle body 1 continuously, the degree of the heat flow in the water is different according to different water bath heating temperatures, when the heat flow flows in the flowing process, the heat flow impacts the conical bottle body and the first bottle placing plate 5014, at this time, the tapered bottle is fixed and kept stable by the four first engagement seats 5013 and slightly shakes, and then the tapered bottle is slightly shaken by the first bottle body placing plate 5014 and is transmitted to the first return spring 503, the first sliding engagement plate 504, the first ball pin sleeve 505, the first double-head ball pin 506, the first sleeve 507, the first rotating connection frame 508, the second ball pin sleeve 509, the second double-head ball pin 5010, the third ball pin sleeve 5011, the fourth ball pin sleeve 5012 and the first engagement seat 5013, so that the first double-head ball pin 506 and the first sleeve 507 slightly rotate on the first rotating connection frame 508, that is, the first return spring 503 is slightly extended and retracted in a short-distance reciprocating manner, and therefore, the tapered bottle continuously slightly shakes, the solution in the tapered bottle is uniformly heated, and the body of the tapered bottle is prevented from being impacted by the heat flow surge and from being collided by large-amplitude irregular motion.
After the heating of the conical flask is completed, the bottleneck fixing sleeve cover 403 is horizontally and stably lifted from the upper part of the fixing inner supporting ring 402, the bottleneck of the conical flask is fixed by the bottleneck fixing sleeve cover 403, namely, the bottleneck fixing sleeve cover 403 can lift the conical flask upwards through the bottleneck of the conical flask when the position rises, and then the conical flask can be connected with the first bottle placing disc 5014 to restore upwards to the original position, then the bottleneck fixing sleeve cover 403 is taken down from the outer side of the bottleneck of the conical flask at the moment, then the first bottle placing disc 5014 is expanded outwards, the conical flask therein is taken out, and the resetting of the first bottle placing disc 5014 and the water bath heating of the conical flask are completed.
The liquid level control water discharging assembly comprises a first power motor 5015, a first lead screw 5016, a rotating shaft lever 5017, a first limit polished rod 5018, a sliding seat plate 5019, a pointer 5020, a fixed seat plate 5021, a water inlet pipe head 5022, a water discharging pipe 5023 and a graduated scale 5024; a first power motor 5015 is installed on the lower side of the water bath body 1; the lower side of the water bath body 1 is rotatably connected with a first screw 5016; an output shaft of the first power motor 5015 is fixedly connected with a first lead screw 5016; a rotating shaft 5017 is fixedly connected to the top of the first screw 5016; the top of the rotating shaft 5017 is rotatably connected with the water bath body 1; a first limit polish rod 5018 is fixedly connected in the water bath body 1; the outer surface of the first lead screw 5016 is in transmission connection with a sliding seat plate 5019; the sliding seat plate 5019 is in sliding connection with the first limiting polished rod 5018; a pointer 5020 is fixedly connected to the rear side of the sliding seat plate 5019; one end of the sliding seat plate 5019 is welded with a fixed seat plate 5021; the upper part of the fixed seat plate 5021 is fixedly connected with a water inlet pipe head 5022; the lower part of the water inlet pipe head 5022 is communicated with a water outlet pipe 5023; the upper part of the water discharge pipe 5023 penetrates through the fixed seat plate 5021; the rear part of the water discharge pipe 5023 penetrates through the water bath body 1; a graduated scale 5024 is fixedly connected in the water bath body 1, and the graduated scale 5024 is positioned on the left side of the pointer 5020.
The first conical bottle is immersed into water in the water bath kettle body 1 to start heating, the first bottle fixing system 5 is controlled to set a standard height, at the moment, the first bottle fixing system 5 is controlled to run to the standard height, so that water higher than the standard height is discharged from the first bottle fixing system 5, namely, the first power motor 5015 is controlled to be switched on to rotate, then the first power motor 5015 drives the first lead screw 5016 to rotate, further the first lead screw 5016 drives the sliding seat board 5019 to move downwards, namely, the sliding seat board 5019 slides downwards on the surface of the first limit polished rod 5018, then the sliding seat board 5019 drives the pointer 5020, the fixed seat board 5021 and the water inlet pipe head 5022 to move downwards, namely, the water inlet pipe head 5022 enters the water in the water bath kettle body 1, the pointer 5020 synchronously descends, the pointer 5020 can manually observe the position of the pointer 5020 through the glass window 11, and observe and record the scale number of the pointer 5024 pointed by the pointer 5020, until the pointer 5020 descends to the position with the same height as the liquid level in the conical flask, then the water higher than the depth of the pointer 5020 enters from the water inlet pipe head 5022 at the moment, and then flows out of the water bath kettle body 1 from the water discharge pipe 5023 until the liquid level descends to the height of the pointer 5020, namely the liquid level descends to the standard height, the stability of the heating depth of the first conical flask is guaranteed, and the stable continuous heating of the conical flask is realized.
Example 4
Based on embodiment 3, as shown in fig. 1 and fig. 11 to 12, the second bottle body fixing system 6 includes a bottle body elevation control unit and a second bottle body placing tray 6018; four bottle body lifting control assemblies are arranged at the left part in the water bath body 1; a second bottle body placing tray 6018 is connected to the bottom among the four bottle body lifting control assemblies.
When a second conical flask needs to be placed into the water bath for heating, the bottleneck fixing system 4 on the left side is opened, then the second conical flask is placed into the second bottle body fixing system 6, namely the second conical flask is placed into the second bottle body placing tray 6018, the second bottle body placing tray 6018 is made of elastic materials, the conical flask is inserted into the second bottle body placing tray 6018, then the second bottle body placing tray 6018 can firmly fix the conical flask through the tightening force of the second bottle body placing tray 6018, namely the lower part of the conical flask is fixed by the second bottle body placing tray 6018, then the conical flask is pressed downwards, the four bottle body lifting control assemblies are controlled to drive the second bottle body placing tray 6018 to move downwards, so that the second conical flask is immersed into water, then the liquid level in the water bath kettle body 1 is raised to be higher than the standard height of the pointer 5020, then the raised liquid level part is discharged from the water inlet pipe head 5022 again until the liquid level is restored to the standard height of the pointer 5020, thereby realizing the maintenance and automatic adjustment of the liquid level in the water bath body 1.
The bottle body lifting control assembly comprises a second power motor 601, a second lead screw 602, a sliding strip plate 603, a second limiting polished rod 604, a second mounting seat plate 605, a second limiting sliding rod 606, a second return spring 607, a second sliding connection plate 608, a fifth ball pin sleeve 609, a third double-head ball pin 6010, a second sleeve 6011, a second rotating connection frame 6012, a sixth ball pin sleeve 6013, a fourth double-head ball pin 6014, a seventh ball pin sleeve 6015, an eighth ball pin sleeve 6016 and a second connection seat 6017; four second power motors 601 are arranged on the lower side of the water bath body 1; four second screw rods 602 are rotatably connected to the water bath body 1; an output shaft of each second power motor 601 is fixedly connected with a second screw 602; each of the four second lead screws 602 is connected with a sliding strip plate 603 in a transmission manner; four second limiting polish rods 604 are fixedly connected to the inner side of the water bath body 1; the four second limit polish rods 604 are connected with the sliding strip plates 603 in a sliding manner; the bottom of each sliding slat 603 is bolted with two second mounting base plates 605; a second limiting slide bar 606 is fixedly connected between the two second mounting seat plates 605 at the bottom of each slide lath 603; a second return spring 607 is sleeved on the outer surface of each second limiting slide rod 606; the second mounting plate 605 and the second sliding joint plate 608 are respectively connected to both ends of each second return spring 607; a second sliding connector tile 608 is slidably connected to the outer surface of each second stop slide bar 606; a fifth ball pin sleeve 609 is fixedly connected to the lower portion of each second sliding engagement plate 608; each fifth ball pin sleeve 609 is movably connected with a third double-headed ball pin rod 6010; each sliding slat 603 is fixedly connected with a seventh ball pin sleeve 6015; the lower part of each seventh ball pin sleeve 6015 is movably connected with a fourth double-headed ball pin rod 6014; the lower part of each fourth double-headed ball pin rod 6014 is movably connected with a sixth ball pin sleeve 6013; a second rotary connecting frame 6012 is fixedly connected to the bottom of each sixth ball pin sleeve 6013; a second sleeve 6011 is rotatably connected to the lower portion of each second rotary connecting frame 6012; a third double-headed ball pin 6010 is slidably connected to the inner side of each second sleeve 6011; each third double-headed ball pin 6010 is movably connected with an eighth ball pin sleeve 6016; each eighth ball pin sleeve 6016 is connected to a second adapter 6017; a second bottle body placing tray 6018 is connected between the four second engaging seats 6017.
A second erlenmeyer flask is placed in a second flask placing plate 6018, then four second power motors 601 are controlled to be powered on, the four second power motors 601 synchronously rotate, then the second power motors 601 drive a second screw rod 602 to rotate, then the second screw rod 602 drives a sliding strip plate 603 to move downwards, then the sliding strip plate 603 drives a second limiting polished rod 604, a second installation seat plate 605, a second limiting slide rod 606, a second return spring 607, a second sliding joint plate 608, a fifth ball pin sleeve 609, a third double-head ball pin 6010, a second sleeve 6011, a second rotating connecting frame 6012, a sixth ball pin sleeve 6013, a fourth double-head ball pin 6014, a seventh ball pin sleeve 6015, an eighth ball pin sleeve 6 and a second joint seat 6017 to integrally move downwards, then the four second joint seats 6017 drive the second flask placing plate 6018 to move downwards, and the position of the second flask placing plate 6018 is lowered, namely, the second bottle placing tray 6018 drives the erlenmeyer flask to enter the water in the water bath kettle body 1 for water bath heating, namely, the depth of the second erlenmeyer flask is controlled, after the second erlenmeyer flask is immersed in the water bath kettle body 1, the liquid level in the water bath kettle body 1 rises integrally, namely, the liquid level is higher than the pointer 5020, the water higher than the pointer 5020 is discharged from the water inlet pipe head 5022, and finally the liquid level returns to the pointer 5020 again, namely, the water bath heating height of the first erlenmeyer flask is guaranteed to be unchanged, namely, the second erlenmeyer flask can be observed and controlled to fall to the required immersion depth through the observation glass window 11, meanwhile, the water bath heating depth of the first erlenmeyer flask is guaranteed to be unchanged, the stable heating of the first erlenmeyer flask is guaranteed, and the erlenmeyer flask and the second bottle placing tray 6018 are slightly disturbed by the heat flow surge to realize shaking in the heat flow surge process, then the second bottle body placing plate 6018 and the erlenmeyer flask transmit the shaking to the second return spring 607, the second sliding joint plate 608, the fifth ball pin sleeve 609, the third double-headed ball pin 6010, the second sleeve 6011, the second rotating connection frame 6012, the sixth ball pin sleeve 6013, the fourth double-headed ball pin 6014, the seventh ball pin sleeve 6015, the eighth ball pin sleeve 6016 and the second joint seat 6017, namely, the third double-headed ball pin 6010 and the second sleeve 6011 rotate back and forth inside the second rotating connection frame 6012, further the second sliding joint plate 608 and the fifth ball pin sleeve 609 reciprocate, and then the second sliding joint plate 608 and the fifth ball pin sleeve slide back and forth on the surface of the second limit slide bar 606, the second return spring 607 is driven to repeatedly expand and contract, so that the heat flow rushes to drive the second bottle body placing plate 6018 and the erlenmeyer flask to slightly shake continuously, when two erlenmeyer flasks have different depth immersion requirements, no matter the second conical flask is immersed in water to any depth, the water surface does not rise to increase the heating area of the first conical flask, the immersion heating depth of the first conical flask is guaranteed to be unchanged, and the effect of heating water baths with different depths for two conical flasks in a single water bath pot can be realized simultaneously.
After the heating is completed, the four second power motors 601 can be controlled to reversely rotate, then the second power motors 601 drive the second lead screws 602 to rotate, then the second lead screws 602 drive the sliding strips 603 to move upwards, finally the second bottle body placing plate 6018 and the conical bottle are reset to the initial position again, then the second bottle body placing plate 6018 is expanded outwards again, the conical bottle is taken out, then the second bottle body placing plate 6018 moves upwards to recover to the original position, and the second conical bottle body water bath heating is completed.
The first bottle placing tray 5014 and the second bottle placing tray 6018 are made of elastic materials, and when the erlenmeyer flask is placed on the first bottle placing tray 5014 and the second bottle placing tray 6018, the first bottle placing tray 5014 and the second bottle placing tray 6018 can firmly fix the bottom of the erlenmeyer flask through elasticity, and the erlenmeyer flask is prevented from being turned on one side.
Example 5
Based on embodiment 4, as shown in fig. 1 and fig. 4 to 7, the bottleneck fixing system 4 further comprises an intercepting collar 404 and an inclined circular ring plate 405; the middle parts of the lower sides of the two bottleneck fixing sleeve covers 403 are respectively connected with an intercepting lantern ring 404; an inclined circular ring plate 405 is connected to the lower side of each of the two bottleneck fixing caps 403, and the inclined circular ring plates 405 are located at the periphery of the lower side of the intercepting collar 404.
After the bottleneck of erlenmeyer flask passes the round hole in the middle of the fixed upper cover 403 of bottleneck, the bottleneck of erlenmeyer flask can be hugged closely to the interception lantern ring 404, reinforcing leakproofness, avoids simultaneously that vapor upwards overflows from the bottleneck outside and condenses the nature that flows the solution in the erlenmeyer flask in the flow to the erlenmeyer flask.
The top surface of the inclined annular plate 405 is gradually reduced in height from the inner ring to the outer ring to form an annular slope.
The inclined annular plate 405 may be attached to the bottom of the neck of the erlenmeyer flask, so that the water vapor flowing downward after condensation on the surface of the erlenmeyer flask will flow downward again along the top surface of the inclined annular plate 405 and drop into the water in the water bath body 1.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A digital display constant temperature water bath capable of preventing hot current from flowing suddenly comprises a water bath body (1), supporting legs (2) and a display console (3), wherein the bottom of the water bath body (1) is provided with six supporting legs (2); a display console (3) is arranged on one side of the water bath body (1); the method is characterized in that: the device also comprises a bottleneck fixing system (4), a first bottle fixing system (5), a second bottle fixing system (6), a water outlet valve (7), a water inlet valve (8), a partition plate (9), a heating system (10) and an observation glass window (11); two bottleneck fixing systems (4) for fixing the bottleneck are arranged on the water bath body (1); a first bottle body fixing system (5) and a second bottle body fixing system (6) for preventing the heat flow from surging to drive the bottle body to shake are arranged in the water bath kettle body (1); a water outlet valve (7) and a water inlet valve (8) are arranged on the water bath body (1) in a penetrating way; a partition plate (9) is fixedly connected to the lower part of the inner side of the water bath body (1); a heating system (10) is arranged at the bottom in the water bath body (1), and the heating system (10) is positioned below the partition plate (9); an observation glass window (11) is arranged on the front side of the water bath body (1).
2. The digital display constant temperature water bath kettle capable of preventing hot current surge according to claim 1, wherein the bottleneck fixing system (4) comprises an installation frame (401), a fixed inner support ring (402) and a bottleneck fixing sleeve cover (403); two installation frames (401) are installed on the water bath body (1); the top parts of the two installation frames (401) are respectively fixedly connected with a fixed inner supporting ring (402); the upper parts of the outer surfaces of the two fixed inner supporting rings (402) are respectively sleeved with a bottleneck fixed sleeve cover (403); the bottleneck fixing cover (403) is made of flexible material capable of deforming.
3. The digital display constant temperature water bath kettle capable of preventing hot flow surging as claimed in claim 2, wherein the first bottle fixing system (5) comprises a fixing component, a first bottle placing plate (5014) and a liquid level control water discharging component; four fixing components are arranged in the water bath body (1); a first bottle body placing disc (5014) is connected to the lower part of the four fixing components; a liquid level control water discharging assembly is installed on one side in the water bath body (1), and the liquid level control water discharging assembly is located on one side of the fixing assembly.
4. The digital display thermostat water bath kettle capable of preventing hot current surge according to claim 3, characterized in that the fixing component comprises a first mounting seat plate (501), a first limit slide bar (502), a first return spring (503), a first slide joint plate (504), a first ball pin sleeve (505), a first double-head ball pin rod (506), a first sleeve (507), a first rotary connecting frame (508), a second ball pin sleeve (509), a second double-head ball pin rod (5010), a third ball pin sleeve (5011), a fourth ball pin sleeve (5012) and a first joint seat (5013); eight first mounting base plates (501) are mounted in the water bath body (1), two first mounting base plates (501) form a group, and a first limiting slide rod (502) is fixedly inserted between the two first mounting base plates (501) of each group; a first return spring (503) is sleeved on the outer surface of each first limiting sliding rod (502); a first sliding connection plate (504) is connected to the outer surface of each first limiting sliding rod (502) in a sliding mode; two ends of each first return spring (503) are respectively connected with the first mounting seat plate (501) and the first sliding connection plate (504); a first ball pin sleeve (505) is fixedly connected to the lower part of each first sliding connection plate (504); four third ball pin sleeves (5011) are arranged on the inner upper side of the water bath body (1); the lower parts of the four third ball pin sleeves (5011) are respectively and movably connected with a second double-head ball pin rod (5010); the bottoms of the four second double-head ball pin rods (5010) are respectively and movably connected with a second ball pin sleeve (509); the bottoms of the four second ball pin sleeves (509) are fixedly connected with a first rotating connecting frame (508) respectively; a first sleeve (507) is rotatably connected inside each of the four first rotary connecting frames (508); a first double-head ball pin rod (506) is connected to the inner sides of the four first sleeves (507) in a sliding mode; each first double-ended ball stud rod (506) is movably connected with a first ball stud sleeve (505); a fourth ball pin sleeve (5012) is movably connected to one side, away from the first mounting seat plate (501), of each first double-head ball pin rod (506); the four fourth ball pin sleeves (5012) are respectively connected with a first connecting seat (5013); the first bottle placing disc (5014) is connected among the four first connecting seats (5013).
5. The digital display constant temperature water bath kettle capable of preventing hot current surge according to claim 4, wherein the liquid level control water discharging assembly comprises a first power motor (5015), a first lead screw (5016), a rotating shaft rod (5017), a first limit polished rod (5018), a sliding seat plate (5019), a pointer (5020), a fixed seat plate (5021), a water inlet pipe head (5022), a water discharging pipe (5023) and a graduated scale (5024); a first power motor (5015) is installed on the lower side of the water bath body (1); the lower side of the water bath body (1) is rotationally connected with a first screw rod (5016); an output shaft of the first power motor (5015) is fixedly connected with a first screw rod (5016); the top of the first screw rod (5016) is fixedly connected with a rotating shaft rod (5017); the top of the rotating shaft rod (5017) is rotationally connected with the water bath body (1); a first limit polished rod (5018) is fixedly connected in the water bath body (1); the outer surface of the first screw rod (5016) is in transmission connection with a sliding seat plate (5019); the sliding seat plate (5019) is in sliding connection with the first limiting polish rod (5018); a pointer (5020) is fixedly connected to the rear side of the sliding seat plate (5019); the right end of the sliding seat plate (5019) is fixedly connected with a fixed seat plate (5021); the upper part of the fixed seat plate (5021) is fixedly connected with a water inlet pipe head (5022); the lower part of the water inlet pipe head (5022) is communicated with a water discharge pipe (5023); the upper part of the water discharge pipe (5023) penetrates through the fixed seat plate (5021); the rear part of the water discharge pipe (5023) penetrates through the water bath body (1); a graduated scale (5024) is fixedly connected in the water bath body (1), and the graduated scale (5024) is positioned on one side of the pointer (5020).
6. The digital display constant temperature water bath kettle capable of preventing the surging of the hot flow as claimed in claim 5, wherein the second bottle body fixing system (6) comprises a bottle body lifting control assembly and a second bottle body placing tray (6018); four bottle body lifting control assemblies are arranged at the left part in the water bath body (1); a second bottle body placing plate (6018) is connected to the bottom among the four bottle body lifting control assemblies.
7. The digital display constant temperature water bath kettle capable of preventing hot current from surging as claimed in claim 6, wherein the bottle body lifting control assembly comprises a second power motor (601), a second lead screw (602), a sliding strip plate (603), a second limiting polished rod (604), a second mounting seat plate (605), a second limiting slide rod (606), a second return spring (607), a second sliding connection plate (608), a fifth ball pin sleeve (609), a third double-head ball pin rod (6010), a second sleeve (6011), a second rotating connection frame (6012), a sixth ball pin sleeve (6013), a fourth double-head ball pin rod (6014), a seventh ball pin sleeve (6015), an eighth ball pin sleeve (6016) and a second connection seat (6017); four second power motors (601) are arranged on the lower side of the water bath body (1); four second screw rods (602) are rotationally connected to the water bath body (1); an output shaft of each second power motor (601) is fixedly connected with a second screw rod (602); each of the four second screw rods (602) is connected with a sliding strip plate (603) in a transmission way; four second limiting polish rods (604) are fixedly connected to the inner side of the water bath body (1); the outer surfaces of the four second limit polished rods (604) are respectively connected with a sliding strip plate (603) in a sliding way; two second mounting seat plates (605) are fixedly connected to the bottom of each sliding slat (603); a second limiting slide bar (606) is fixedly connected between the two second mounting base plates (605) at the bottom of each slide lath (603); a second return spring (607) is sleeved on the outer surface of each second limiting slide rod (606); two ends of each second return spring (607) are respectively connected with a second mounting seat plate (605) and a second sliding connection plate (608); a second sliding connection plate (608) is connected to the outer surface of each second limiting sliding rod (606) in a sliding mode; a fifth ball pin sleeve (609) is fixedly connected to the lower part of each second sliding connection plate (608); each fifth ball pin sleeve (609) is movably connected with a third double-end ball pin rod (6010); each sliding slat (603) is fixedly connected with a seventh ball pin sleeve (6015); the lower part of each seventh ball pin sleeve (6015) is movably connected with a fourth double-head ball pin rod (6014); the lower part of each fourth double-head ball pin rod (6014) is movably connected with a sixth ball pin sleeve (6013); a second rotary connecting frame (6012) is fixedly connected to the bottom of each sixth ball pin sleeve (6013); a second sleeve (6011) is rotatably connected to the lower part of each second rotary connecting frame (6012); a third double-head ball pin rod (6010) is connected to the inner side of each second sleeve (6011) in a sliding mode; each third double-head ball pin rod (6010) is movably connected with an eighth ball pin sleeve (6016); each eighth ball pin sleeve (6016) is connected with a second joint seat (6017); a second bottle body placing tray (6018) is connected between the four second joining seats (6017).
8. The digital display constant temperature water bath kettle capable of preventing hot current surge according to claim 7, wherein the first bottle body placing plate (5014) and the second bottle body placing plate (6018) are made of elastic materials.
9. The digital display thermostat water bath kettle capable of preventing the hot current from surging as claimed in claim 8, wherein the bottleneck fixing system (4) further comprises an intercepting lantern ring (404) and an inclined circular ring plate (405); the middle parts of the lower sides of the two bottleneck fixing sleeve covers (403) are respectively connected with an intercepting lantern ring (404); the lower sides of the two bottleneck fixing sleeve covers (403) are respectively connected with an inclined circular ring plate (405), and the inclined circular ring plates (405) are positioned on the periphery of the lower side of the intercepting lantern ring (404).
10. The digital display thermostat water bath kettle capable of preventing the hot current from flowing suddenly as claimed in claim 9, characterized in that the top surface of the inclined circular plate (405) is gradually reduced in height from the inner ring to the outer ring to form an annular slope.
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Cited By (1)
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| CN115254228A (en) * | 2022-08-23 | 2022-11-01 | 漳州卫生职业学院 | Constant temperature water-bath that solar heat protection flow surges |
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Denomination of invention: A digital display constant temperature water bath pot for preventing heat flow surge Effective date of registration: 20230619 Granted publication date: 20220128 Pledgee: Kenli sub branch of Dongying Bank Co.,Ltd. Pledgor: SHENGLI OILFIELD DONGQIANG MECHANICAL AND ELECTRICAL EQUIPMENT MANUFACTURING CO.,LTD. Registration number: Y2023980044758 |
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