CN220861513U - Constant-temperature water bath kettle - Google Patents
Constant-temperature water bath kettle Download PDFInfo
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- CN220861513U CN220861513U CN202322114203.0U CN202322114203U CN220861513U CN 220861513 U CN220861513 U CN 220861513U CN 202322114203 U CN202322114203 U CN 202322114203U CN 220861513 U CN220861513 U CN 220861513U
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- pipe
- movable
- water bath
- fixedly provided
- cavity
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 230000000903 blocking effect Effects 0.000 abstract description 10
- 238000007598 dipping method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003124 biologic agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of experimental equipment, in particular to a constant-temperature water bath, wherein a heating cavity is arranged on a water bath body, a supporting plate is arranged in the heating cavity, a vertically extending fixed pipe is fixedly arranged at the bottom of the heating cavity, the lower end of the fixed pipe is closed, a movable pipe is movably arranged in the fixed pipe, the upper end of the movable pipe extends to the outer side of the fixed pipe, a mounting plate is fixedly arranged at the outer side of the upper end of the movable pipe, a connecting cylinder is fixedly arranged at the bottom of the mounting plate, and the supporting plate is fixedly arranged at the lower end of the connecting cylinder; the lower end of the movable pipe is fixedly provided with an air inlet pipe, the outer side of the air inlet pipe is fixedly provided with a piston which is attached to the inner wall of the fixed pipe, and the upper end of the movable pipe is fixedly provided with an air valve assembly; the blocking block is driven to move downwards by pressing the pressing cap, so that the blocking block is separated from the top wall of the cavity, gas can enter and exit the movable pipe through the air hole and the guide hole, then the movable pipe can move up and down along the fixed pipe, and the movable pipe drives the supporting plate to move up and down through the mounting plate and the connecting cylinder.
Description
Technical Field
The utility model relates to the technical field of experimental equipment, in particular to a constant-temperature water bath kettle.
Background
The constant-temperature water bath is mainly used for drying, concentrating, distilling, dipping chemical experiments, dipping medicines and biological agents, can also be used for isothermal experiments in the water bath constant-temperature water bath, and is a necessary tool for biology, genetics, viruses, aquatic products, environmental protection, medicine, sanitation, biochemical laboratories and analysis rooms.
The utility model patent of application number CN202222559752.4 discloses a constant temperature water bath with adjustable clamping support, including the water bath body, be used for stabilizing clamping device to the beaker, locate the water bath lateral wall and be used for adjusting the controller of temperature and locate the inside heating pipe of water bath, clamping device is including arranging the backup pad that the water bath body is inside to be used for bearing the weight of the beaker and be used for hanging the apron of backup pad in, fixedly connected with extends to the inside indicator piece of transparent shell cover in the backup pad, be provided with the adjusting part that is used for carrying out the regulation to the height of backup pad between apron and the backup pad, adjusting part includes the threaded rod with backup pad fixed connection, the threaded rod runs through the apron, be provided with rotatory nut on the threaded rod, the surface cover of threaded rod is equipped with the spring, the both ends of spring are inconsistent with the bottom of apron and the top of backup pad respectively.
Above-mentioned thermostat water bath can adjust the interval between backup pad and the apron through rotatory spin nut, and when rotatory spin nut, backup pad and threaded rod slide from top to bottom along the guide bar, can read the position of backup pad through the indicating piece this moment, and the scale degree of water level subtracts the scale degree of indicating piece and is the height of water bath.
But because above-mentioned thermostat water bath highly adjusts the backup pad through screw-thread fit's mode, highly adjusting the efficiency to the backup pad is lower, when the distance of backup pad upper and lower regulation is great, only need will change rotatory spiral many turns and can adjust the backup pad to required height, remains to improve.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a constant-temperature water bath kettle which is convenient for efficiently adjusting a supporting plate up and down so as to solve the problem in the prior art.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a thermostat water bath, includes the water bath body, be equipped with the heating chamber on the water bath body, the bottom fixed mounting in heating chamber has the heating pipe, is located the heating intracavity of heating chamber top is equipped with the backup pad, the bottom fixed mounting in heating chamber has the fixed pipe of vertical extension, the lower extreme of fixed pipe is sealed, movable tube is installed to the fixed intraductal movable mounting, the upper end of movable tube extends to the outside of fixed tube, the upper end outside fixed mounting of movable tube has the mounting panel, the bottom fixed mounting of mounting panel has the connecting cylinder, the backup pad fixed mounting is in the lower extreme of connecting cylinder; the lower end of the movable pipe is fixedly provided with an air inlet pipe, the outer side of the air inlet pipe is fixedly provided with a piston which is attached to the inner wall of the fixed pipe, and the upper end of the movable pipe is fixedly provided with an air valve assembly.
As a preferable technical scheme, the air valve assembly comprises a cylindrical valve body, wherein the lower end of the valve body is provided with a cavity communicated with the upper end of the movable tube, and the outer wall of the valve body is provided with an air hole communicated with the top wall of the cavity; the top of the valve body is provided with a guide hole vertically communicated with the cavity, a movable column is movably arranged in the guide hole, and the lower end of the movable column is fixedly provided with a plugging block for closing one ends of the air hole and the guide hole; the upper end of the movable column is fixedly provided with a pressing cap, and a spring is arranged between the pressing cap and the top of the valve body.
As a further improvement, an inner thread is arranged on the inner wall of the cavity, and an outer thread matched with the inner thread is arranged on the outer side of the upper end of the movable tube.
As a further improvement, a pull plate is fixedly arranged on the outer side of the valve body.
As a further improvement, the top of the heating cavity is buckled with a cover body, a preformed hole for the connecting cylinder to pass through is formed in the cover body, and a beaker placing hole is further formed in the cover body.
After the technical scheme is adopted, the utility model has the beneficial effects that:
The blocking block is driven to move downwards by pressing the pressure cap, so that the blocking block is separated from the top wall of the cavity, gas can enter and exit the movable pipe through the air hole and the guide hole, then the movable pipe can move up and down along the fixed pipe, and the movable pipe drives the supporting plate to move up and down through the mounting plate and the connecting cylinder; when the pressure cap is loosened, the plugging block is attached to the top wall of the cavity and seals the air hole and the guide hole under the thrust of the spring, and air cannot enter and exit the movable tube through the air hole and the guide hole, so that the movable tube is limited to move up and down along the fixed tube, the height of the supporting plate is kept fixed, and the adjusting efficiency of the supporting plate is higher.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the structure of a movable tube according to an embodiment of the present utility model;
Fig. 4 is a schematic top view of a heating chamber according to an embodiment of the utility model.
In the figure: 1-a water bath body; 2-a heating chamber; 3-heating the pipe; 4-temperature controller; 5-a temperature sensor; 6-supporting plates; 9-fixing the tube; 10-moving tube; 11-mounting plates; 12-connecting a cylinder; 13-an air inlet pipe; 14-a piston; 15-limiting plates; 16-valve body; 17-chamber; 18-air holes; 19-a guide hole; 20-a movable column; 21-a plugging block; 22-pressing the cap; 23-sleeve; 24-spring; 25-pulling plates; 26-a cover; 27-beaker placement hole.
Detailed Description
As shown in fig. 1 to 4, a constant temperature water bath, including water bath body 1, be equipped with open-top's heating chamber 2 on the water bath body 1, the bottom fixed mounting in heating chamber 2 has heating pipe 3, and one side of water bath body 1 is equipped with temperature controller 4, and temperature controller 4 is connected with heating pipe 3 electricity, still is equipped with temperature sensor 5 on the inner wall in heating chamber 2, conveniently regulates and control the temperature of water bath.
As shown in fig. 2 and 3, a supporting plate 6 for bearing a beaker is arranged in a heating cavity 2 above a heating pipe 3, a plurality of water permeable holes are uniformly distributed on the supporting plate 6, a fixing pipe 9 which extends vertically is fixedly arranged at the center of the bottom of the heating cavity 2 through bolts, the lower end of the fixing pipe 9 is closed, a movable pipe 10 is movably arranged in the fixing pipe 9, the upper end of the movable pipe 10 extends to the outer side of the fixing pipe 9, an annular mounting plate 11 is welded at the outer side of the upper end of the movable pipe 10, a connecting cylinder 12 which is coaxially arranged with the movable pipe 10 is fixedly arranged at the bottom of the mounting plate 11 through bolts, the fixing pipe 9 passes through the center of the connecting cylinder 12, and the supporting plate 6 is fixedly arranged at the lower end of the connecting cylinder 12 through bolts; the lower extreme fixed mounting of movable tube 10 has intake pipe 13, and the upper end threaded connection of intake pipe 13 is in the lower of movable tube 10 and intake pipe 13 is linked together with movable tube 10, and the outside cover of intake pipe 13 is equipped with the piston 14 that laminates mutually with the inner wall of fixed tube 9, and the piston 14 laminates mutually with the outer wall of intake pipe 13, and the lower extreme outside of intake pipe 13 is equipped with annular limiting plate 15, and piston 14 is located between the lower extreme of movable tube 10 and the limiting plate 15, and the upper end fixed mounting of movable tube 10 has the pneumatic valve subassembly.
When the height of the supporting plate 6 is required to be adjusted in specific use, the upper end of the movable tube 10 is communicated with the outside through the adjusting air valve assembly, and then the movable tube 10 can be moved up and down along the fixed tube 9, and the movable tube 10 drives the supporting plate 6 to move up and down through the mounting plate 11 and the connecting cylinder 12. When the movable pipe 10 moves up and down along the fixed pipe 9, the piston 14 is driven to move up and down, and the upper end of the air inlet pipe 13 is communicated with the outside, so that when the movable pipe 10 moves up along the fixed pipe 9, the outside air can enter the fixed pipe 9 below the piston 14 through the movable pipe 10 and the air inlet pipe 13; or the movable tube 10 moves down along the fixed tube 9, air in the fixed tube 9 below the piston 14 is discharged through the air inlet tube 13 and the movable tube 10, so that the air pressure inside and outside the fixed tube 9 below the piston 14 is balanced.
After the support plate 6 is adjusted to a desired height, the adjusting valve assembly closes the upper end of the movable tube 10 so that outside air cannot enter the fixed tube 9 below the piston 14, and air in the fixed tube 9 below the piston 14 cannot be discharged, thereby restricting the movable tube 10 from moving up and down along the fixed tube 9 and keeping the height of the support plate 6 fixed.
As shown in fig. 3, the air valve assembly comprises a cylindrical valve body 16, a cavity 17 communicated with the upper end of the movable tube 10 is arranged at the lower end of the valve body 16, internal threads are arranged on the inner wall of the cavity 17 for facilitating the assembly of the valve body 16 and the movable tube 10, and external threads matched with the internal threads are arranged on the outer side of the upper end of the movable tube 10. The outer wall of the valve body 16 is provided with an air hole 18 communicated with the top wall of the chamber 17; the top of the valve body 16 is provided with a guide hole 19 vertically communicated with the cavity, a movable column 20 is movably arranged in the guide hole 19, a blocking block 21 for blocking one end of the air hole 18 and one end of the guide hole 19 is fixedly arranged at the lower end of the movable column 20 through bolts, the blocking block 21 is made of rubber, the blocking block 21 is in a conical shape with a thinner upper end and a thicker lower end, and the shape of the top wall of the cavity 17 is matched with the blocking block 21; the upper end of the movable column 20 is fixedly provided with a pressing cap 22, the lower end of the pressing cap 22 is integrally formed with a sleeve 23 matched with the upper end of the movable column 20, the sleeve 23 is sleeved at the upper end of the movable column 20, the sleeve 23 is fixed with the movable column 20 through a screw, a spring 24 is arranged between the lower end of the sleeve 23 and the top of the valve body 16, the upper end of the valve body 16 is provided with a groove for the sleeve 23 to sink into, the spring 24 is arranged in the groove, and the spring 24 is sleeved at the outer side of the movable column 20.
When no external force acts, the spring 24 gives upward thrust to the movable column 20, the movable column 20 drives the blocking block 21 to be attached to the top wall of the cavity 17 and seals the air hole 18 and the guide hole 19, so that gas cannot enter and exit the movable tube 10 through the air hole 18 and the guide hole 19, the upper end of the movable tube 10 is kept sealed, and the movable tube 10 and the supporting plate 6 cannot be adjusted up and down at the moment; when the height of the support plate 6 needs to be adjusted, the pressing cap 22 is pressed downwards against the elasticity of the spring 24, the pressing cap 22 drives the movable column 20 and the plugging block 21 to move downwards, so that the plugging block 21 is separated from the top wall of the cavity 17, gas can enter and exit the movable tube 10 through the air hole 18 and the guide hole 19, the upper end of the movable tube 10 is communicated with the outside, and then the movable tube 10 is moved up and down along the fixed tube 9, and the height of the support plate 6 is adjusted.
To facilitate the up and down pushing and pulling of the movable tube 10, a pull plate 25 is welded to the outside of the valve body 16.
In order to improve the stability of beaker placement, the top of the heating cavity 2 is buckled with a cover body 26, the center of the cover body 26 is provided with a reserved hole for the connecting cylinder 12 to pass through, and the cover body 26 is also provided with a beaker placement hole 27.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a thermostat water bath, includes the water bath body, be equipped with the heating chamber on the water bath body, the bottom fixed mounting in heating chamber has the heating pipe, is located the heating intracavity of heating pipe top is equipped with the backup pad, its characterized in that: the bottom of the heating cavity is fixedly provided with a vertically extending fixed pipe, the lower end of the fixed pipe is closed, a movable pipe is movably arranged in the fixed pipe, the upper end of the movable pipe extends to the outer side of the fixed pipe, the outer side of the upper end of the movable pipe is fixedly provided with a mounting plate, the bottom of the mounting plate is fixedly provided with a connecting cylinder, and the supporting plate is fixedly arranged at the lower end of the connecting cylinder; the lower end of the movable pipe is fixedly provided with an air inlet pipe, the outer side of the air inlet pipe is fixedly provided with a piston which is attached to the inner wall of the fixed pipe, and the upper end of the movable pipe is fixedly provided with an air valve assembly.
2. A thermostat water bath as claimed in claim 1 wherein: the air valve assembly comprises a cylindrical valve body, a cavity communicated with the upper end of the movable tube is arranged at the lower end of the valve body, and an air hole communicated with the top wall of the cavity is arranged on the outer wall of the valve body; the top of the valve body is provided with a guide hole vertically communicated with the cavity, a movable column is movably arranged in the guide hole, and the lower end of the movable column is fixedly provided with a plugging block for closing one ends of the air hole and the guide hole; the upper end of the movable column is fixedly provided with a pressing cap, and a spring is arranged between the pressing cap and the top of the valve body.
3. A thermostat water bath as claimed in claim 2 wherein: the inner wall of the cavity is provided with internal threads, and the outer side of the upper end of the movable tube is provided with external threads matched with the internal threads.
4. A thermostat water bath as claimed in claim 2 wherein: and a pulling plate is fixedly arranged on the outer side of the valve body.
5. A thermostat water bath as claimed in claim 1 wherein: the top lock of heating chamber has the lid, be equipped with on the lid and supply the preformed hole that the connecting cylinder passed, still be equipped with the beaker on the lid and place the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322114203.0U CN220861513U (en) | 2023-08-07 | 2023-08-07 | Constant-temperature water bath kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322114203.0U CN220861513U (en) | 2023-08-07 | 2023-08-07 | Constant-temperature water bath kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220861513U true CN220861513U (en) | 2024-04-30 |
Family
ID=90818423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322114203.0U Active CN220861513U (en) | 2023-08-07 | 2023-08-07 | Constant-temperature water bath kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220861513U (en) |
-
2023
- 2023-08-07 CN CN202322114203.0U patent/CN220861513U/en active Active
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