CN214765573U - Constant-temperature oil bath pot - Google Patents

Abstract

The application provides a constant temperature oil bath kettle relates to hot bath technical field. The utility model provides a pot is bathed to thermostatic oil, includes the pot body, the control box and sets up the oil bath frame in the pot body, and oil bath frame normal running fit is internal in the pot to the fixed annular ring gear that is provided with on the periphery wall of oil bath frame, the pot is bathed to thermostatic oil still includes actuating mechanism, and actuating mechanism installs on the control box, and actuating mechanism includes power gear and power component, power gear and annular ring gear meshing, and power component is used for driving power gear to rotate, thereby makes the oil bath frame at the internal rotation of pot. The application provides a constant temperature oil bath pot through rotating the oil bath frame for being fixed in the synchronous rotation of test tube on the oil bath frame, thereby making the relative rotation of test tube inner wall and the solution in the test tube, improved the solute and separated from the solution with the form of solid, the defect of easy deposit absorption at test tube inner wall surface.

Description

Constant-temperature oil bath pot

Technical Field

The application relates to the technical field of hot bath, in particular to a constant-temperature oil bath kettle.

Background

The constant-temperature oil bath is common experimental equipment in a laboratory and is mainly used for keeping constant-temperature heating. The constant-temperature oil bath pot mainly uses high-temperature heat conduction oil as a heat bath medium, can realize the constant-temperature heating range of room temperature plus 5-300 ℃, and mainly comprises a pot body for containing oil and a control box for heating the oil in the pot body and controlling the temperature of the oil. When utilizing constant temperature oil bath pot to carry out the constant temperature heating, mark in the middle of adding the test tube with the sample, then insert the test tube on the oil bath frame, put into the pot body with the oil bath frame for sample in the test tube buries and heats below the oil liquid level of the pot internal, carries out the oil bath frame again after the oil bath finishes.

The patent document with the publication number of CN210022201U discloses an oil bath pan support, which comprises a frame plate arranged above a pan body, stand columns arranged on the surfaces of two opposite sides of the pan body, and positioning components slidably mounted on the stand columns, wherein a plurality of insertion holes for mounting test tubes are uniformly formed in the frame plate, two and vertical positions are uniformly distributed on each side surface of the pan body through the stand columns at intervals, slide ways are formed in the stand columns, slide rods are respectively connected to the end surfaces of the two sides of the frame plate close to the stand columns, the slide rods are slidably mounted in the slide ways, and the positioning components are arranged below the slide rods. When needs carry out the oil bath test, with the frame plate along slide downstream, make the test tube dip in the oil bath pot, finish the back when the oil bath, with the frame plate along slide upwards lifting and fixed, the oil droplet of adhesion can drip to the pot body on the test tube pipe wall. The device has the effects of conveniently draining oil and avoiding oil drops on the tube wall of the test tube from dripping everywhere.

However, the oil bath pan holder in the related art is fixed while being subjected to oil bath, and in the solid phase separation test, the solute is separated from the solution in a solid form during heating of the oil bath, and is easily deposited and adsorbed on the inner wall surface of the test tube, thereby increasing the difficulty of separation and removal from the test tube.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that the solid separated from the solution is easy to deposit and adsorb on the inner wall surface of a test tube in the oil bath heating process, the application provides a constant-temperature oil bath kettle.

The utility model provides a constant temperature oil bath kettle, includes the pot body, control box and set up in the internal oil bath frame of pot, its key lies in, oil bath frame normal running fit in the pot body to the fixed annular ring gear that is provided with on the periphery wall of oil bath frame, constant temperature oil bath kettle still includes actuating mechanism, actuating mechanism install in on the control box, actuating mechanism includes power gear and power component, power gear with the meshing of annular ring gear, power component is used for the drive power gear rotates, thereby makes the oil bath frame in the internal rotation of pot.

Through adopting above-mentioned technical scheme, drive power gear through actuating mechanism and rotate for rotate with power gear engagement's ring gear, and then drive the oil bath frame and rotate, can realize that the test tube among the heating process rotates, thereby make the test tube inner wall and solution rotate relatively, when the solute separates from the solution with the form of solid, be difficult to deposit and adsorb at the test tube inner wall.

Optionally, the driving mechanism further includes a lifting assembly, the lifting assembly includes more than two lifting mechanisms, the power gear is rotatably mounted at a lifting end of one of the lifting mechanisms, the oil bath frame is provided with a flange above the annular gear ring, an upper end surface of the power gear contacts with a lower end surface of the flange, lifting ends of the other lifting mechanisms are rotatably mounted with a support, and an upper end surface of the support contacts with a lower end surface of the flange.

Through adopting above-mentioned scheme, can realize the automatic rising of oil bath frame, after accomplishing the oil bath, rise the oil bath frame, realize the drop oil, simultaneously, directly retrieve the oil bath pot with the oil drop that drips, realize recycling.

Optionally, the power assembly includes a driving motor and a bevel gear set, the bevel gear set includes a driving bevel gear and a driven bevel gear which are engaged with each other, a power output shaft of the driving motor is coaxially and fixedly connected with the driving bevel gear, and the driven bevel gear is coaxially and fixedly connected with the driving gear.

By adopting the scheme, the bevel gear set is utilized to realize transmission, and the integration level of the whole structure is improved.

Optionally, a sliding groove is formed in the control box, and the lifting mechanism is connected in the sliding groove in a sliding manner.

Through adopting above-mentioned scheme, can make things convenient for the regulation of elevating system position, improve the adaptability.

Optionally, the sliding grooves are semicircular sliding grooves, the number of the lifting mechanisms is two, the two lifting mechanisms are respectively installed at the bottom of the sliding grooves in point symmetry by taking the circle centers of the semicircular sliding grooves as centers, and the sliding outlets of the lifting mechanisms are formed in the middle of the sliding grooves.

By adopting the scheme, the stability of the oil bath frame in the lifting process is improved, and the lifting mechanism is convenient to install, replace and position.

Optionally, the oil bath frame includes a hollow cylinder with an upper opening, a partition plate for fixing the test tube is disposed at the upper opening of the hollow cylinder, and a circumferential wall and a bottom wall of the hollow cylinder are provided with through oil passing holes.

Through adopting above-mentioned scheme, improve the overall stability of oil bath frame.

Optionally, the oil bath frame further comprises an insertion plate, wherein an insertion groove is formed in the circumferential wall of the hollow cylinder, and the insertion plate is inserted into the insertion groove.

Through adopting above-mentioned scheme, can improve the stability of test tube installation in the oil bath frame.

Optionally, a containing groove is formed in a groove wall of the insertion groove, a telescopic positioning column is vertically and fixedly arranged in the containing groove, a positioning groove is formed in the insertion plate, and the positioning column is inserted into the positioning groove.

By adopting the scheme, the stability of the installation of the plugboard can be improved.

Optionally, the number of the positioning grooves is more than two, and the arrangement direction of the positioning grooves is parallel to the insertion direction of the insertion plate.

By adopting the scheme, the plug board can be plugged in different positions in the plugging direction for positioning.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the application provides a pair of constant temperature oil bath can realize that the test tube keeps rotating at the hot bath in-process to realize the relative rotation of test tube inner wall and test tube interior solution, when making the solute precipitate from solution with the form of solid, be difficult to deposit and adsorb on the test tube inner wall.

2. The application provides a pair of constant temperature oil bath kettle can realize the automatic rising of oil bath frame, conveniently realizes the waterlogging caused by excessive rainfall of test tube outer wall to make the oil that drips drop to retrieve to the oil bath kettle in, realize recycling.

3. The application provides a pair of constant temperature oil bath can improve the test tube and install the stability on the oil bath frame.

Drawings

FIG. 1 is a schematic structural view of a constant temperature oil bath pan according to an embodiment of the present application;

FIG. 2 is a schematic view of a partial structure of a constant temperature oil bath pan according to an embodiment of the present application;

FIG. 3 is an exploded view of the oil bath rack of an embodiment of the present application;

FIG. 4 is a schematic view of a partial explosion configuration of an oil bath rack in accordance with an embodiment of the present application;

FIG. 5 is a schematic view of a spacer and patch panel of an embodiment of the present application in a misaligned configuration.

Description of reference numerals: 1. a pan body; 11. a support; 2. a control box; 21. a chute; 22. a slide-out opening; 3. an oil bath frame; 31. an annular ring gear; 32. a flange plate; 33. a hollow cylinder; 34. a partition plate; 341. a first test tube aperture; 35. an oil passing hole; 36. a plugboard; 361. a second test tube aperture; 362. positioning a groove; 363. a handle; 37. inserting grooves; 371. a positioning column; 3711. a pillar; 3712. a spring; 4. a drive mechanism; 41. a power gear; 411. a rotating shaft; 42. a power assembly; 421. a drive motor; 422. a drive bevel gear; 423. a driven bevel gear; 43. a lifting mechanism; 431. and (4) a bracket.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a constant-temperature oil bath kettle which is used for carrying out constant-temperature hot bath on a test tube filled with a sample. Referring to fig. 1 and 2, the constant temperature oil bath pan comprises a pan body 1, a control box 2 and an oil bath frame 3 arranged in the pan body 1. The splendid attire has the high temperature conduction oil as the heat bath medium in the pot body 1, and control box 2 can realize that the oil in the pot body 1 heats and controls the oil temperature, and oil bath frame 3 is used for the fixed batch test tube that has held the sample, and the test tube is pegged graft and is fixed in the test tube hole of oil bath frame 3, makes things convenient for the sample to carry out the oil bath operation, and 3 normal running fits in the pot body 1 of oil bath frame.

The constant temperature oil bath still includes actuating mechanism 4, and actuating mechanism 4 installs on control box 2, and actuating mechanism 4 is used for driving oil bath frame 3 at the internal rotation of pot 1 for fix the test tube on oil bath frame 3 rather than synchronous rotation, thereby make the solution in test tube inner wall and the test tube take place relative rotation, when the solute separates out from the solution with the form of solid, be difficult to deposit and adsorb on the inner wall of test tube.

Specifically, an annular gear ring 31 is fixedly arranged on the peripheral wall of the oil bath frame 3, the driving mechanism 4 comprises a power gear 41 and a power assembly 42, the power gear 41 is meshed with the annular gear ring 31, the power assembly 42 is used for driving the power gear 41 to rotate, and the power gear 41 rotates to drive the annular gear ring 31 meshed with the power gear 41 to rotate, so that the oil bath frame 3 is driven to rotate in the pot body 1.

Advantageously, in order to enable the oil bath frame 3 to realize the oil draining effect on the outer wall of the test tube when the test is completed, the driving mechanism 4 further comprises a lifting assembly, the lifting assembly comprises more than two lifting mechanisms 43, the power gear 41 is rotatably mounted at the lifting end of one of the lifting mechanisms 43, the flange 32 is fixedly arranged above the annular gear ring 31 of the oil bath frame 3, the upper end face of the power gear 41 is in contact with the lower end face of the flange 32, the lifting ends of the other lifting mechanisms 43 are rotatably mounted with the bracket 431, the bracket 431 is rotatably connected with the lifting ends through pin shafts, and the upper end face of the bracket 431 is in contact with the lower end face of the flange 32. After finishing the hot bath, start elevating system 43, utilize power gear 41 and support 431 to rise flange plate 32 to drive oil bath frame 3 and rise from the oil, make the last fixed test tube of oil bath frame 3 break away from the oil, and realize the drop oil in the top of the pot body 1, make the oil of drippage carry out recycle in can reentrant pot body 1.

The number of the lifting mechanisms 43 in this embodiment is two, and in other embodiments may be three or more, and the lifting mechanisms 43 are mounted on the control box 2, and may be fixed or movably mounted. In order to facilitate installation and adjustment of the position of the lifting mechanism 43 on the control box 2, the control box 2 is provided with a sliding groove 21, and the lifting mechanism 43 is slidably connected in the sliding groove 21. Specifically, the sliding groove 21 may be a T-shaped groove or a dovetail groove, and a T-shaped slider or a dovetail block is correspondingly disposed at the bottom of the lifting mechanism 43. The sliding groove 21 adopts a semicircular sliding groove, the sliding outlet 22 is formed in the middle of the semicircular sliding groove, the lifting mechanisms 43 can enter or exit from the sliding outlet 22 to the sliding groove 21, and the two lifting mechanisms 43 are installed at the bottom of the sliding groove 21 in point symmetry by taking the circle center of the semicircular sliding groove as the center, so that the lifting process of the oil bath frame 3 is realized, and the stability of the oil bath frame 3 and the fixed test tubes is improved.

The lifting mechanism 43 may be an air cylinder, an electric cylinder, or a hydraulic cylinder, and in this embodiment, the air cylinder is selected, the power gear 41 is fixed on the rotating shaft 411 of the core portion through interference fit, an installation hole is opened at an end of the rotating shaft 411 adjacent to a piston rod of the lifting mechanism 43, and the rotating shaft 411 is rotatably installed at the top of the piston rod through the installation hole. The power assembly 42 comprises a driving motor 421 and a bevel gear set, the driving motor 421 is installed on the control box 2 through an installation seat, the bevel gear set comprises a driving bevel gear 422 and a driven bevel gear 423 which are meshed with each other, a power output shaft of the driving motor 421 is coaxially and fixedly connected with the driving bevel gear 422 through a coupler, and the driven bevel gear 423 is in interference fit with the other end of the rotating shaft 411 and is coaxially and fixedly connected with the power gear 41. In the oil bath process, the driving motor 421 drives the driving bevel gear 422 to rotate, so as to drive the driven bevel gear 423 to rotate, further drive the power gear 41 to rotate, so that the annular gear ring 31 meshed with the driving bevel gear rotates, the rotation of the oil bath frame 3 in the hot bath process is kept, and the problem that solute is easy to deposit and adsorb on the inner wall of the test tube is solved.

Referring to fig. 2 and 3, the oil bath frame 3 comprises a hollow cylinder 33 with an upper opening, and the ring-shaped gear ring 31 and the flange 32 are fixed on the circumferential wall of the end of the hollow cylinder 33 far away from the pot body 1. A cylindrical mounting hole is formed in the middle of the bottom wall of the hollow cylinder 33, a cylindrical support 11 is correspondingly and fixedly arranged at the middle of the bottom of the pot body 1, and the hollow cylinder 33 is rotatably mounted on the support 11 of the pot body 1 through the mounting hole. The circumferential wall and the bottom wall of the hollow cylinder 33 are provided with through oil passing holes 35, so that oil can enter or drain conveniently. The clapboard 34 for fixing the test tube is arranged at the upper opening position of the hollow cylinder 33 in a positioning fit or movable fit mode. In order to facilitate the removal or placement of the partition 34, the partition 34 is detachably mounted, and an annular bracket is formed on the inner circumferential wall of the upper opening of the hollow cylinder 33, and the partition 34 is placed on the annular bracket. The partition 34 is formed with a plurality of first test tube holes 341 for inserting and fixing test tubes. In order to improve the stability of the test tube installation, a plug plate 36 is arranged at the lower part of the partition plate 34, a second test tube hole 361 with the same geometric dimension as the first test tube hole 341 is arranged on the plug plate 36, and the orthographic projection of the first test tube hole 341 on the plug plate 36 is overlapped with the second test tube hole 361. The circumferential wall of the hollow cylinder 33 is provided with a plugging groove 37, the plugging plate 36 is plugged in the plugging groove 37, the plugging groove 37 is semicircular, the circumferential wall of the plugging plate 36 is provided with a handle 363, and when the operation is performed, the handle 363 is held by hand to insert the plugging plate 36 into the plugging groove 37 along the semicircular center line.

Referring to fig. 4 and 5, in order to improve the stability of the combination of the inserting plate 36 and the inserting groove 37, an accommodating groove is formed on a groove wall of the inserting groove 37, a retractable positioning column 371 is vertically fixed in the accommodating groove, a positioning groove 362 is correspondingly formed on the inserting plate 36, and the positioning column 371 is inserted into the positioning groove 362. The positioning post 371 includes a pillar 3711 and a spring 3712 fixed to one end of the pillar 3711, the other end of the spring 3712 is fixed to the receiving groove, the pillar 3711 moves in the vertical direction by the extension and contraction of the spring 3712, and enters or exits the positioning slot 362.

To adapt to different tube diameters, the second tube hole 361 is misaligned with the first tube hole 341 by moving the insertion plate 36, and the test tube is clamped and fixed, as shown in fig. 5. Correspondingly, more than two positioning grooves 362 are formed, so that when the plugboard 36 moves to different positions, the positioning columns 371 can be inserted into different positioning grooves 362 to realize positioning, and the arrangement direction of the positioning grooves 362 is parallel to the insertion direction of the plugboard 36.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes in the mechanism, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. A constant-temperature oil bath pan comprises a pan body (1), a control box (2) and an oil bath frame (3) arranged in the pan body (1), and is characterized in that the oil bath frame (3) is in rotating fit with the pan body (1), an annular gear ring (31) is fixedly arranged on the outer peripheral wall of the oil bath frame (3), the constant-temperature oil bath pan further comprises a driving mechanism (4), the driving mechanism (4) is installed on the control box (2), the driving mechanism (4) comprises a power gear (41) and a power assembly (42), the power gear (41) is meshed with the annular gear ring (31), and the power assembly (42) is used for driving the power gear (41) to rotate, so that the oil bath frame (3) rotates in the pan body (1).

2. The constant-temperature oil bath according to claim 1, characterized in that: actuating mechanism (4) still include lifting unit, lifting unit includes more than two elevating system (43), power gear (41) rotate install in one of them elevating system (43) lift end, oil bath frame (3) are in the top of ring gear (31) is provided with ring flange (32), just the up end of power gear (41) with the lower terminal surface contact of ring flange (32), all the other elevating system (43) lift end rotates and installs support (431), the up end of support (431) with the lower terminal surface contact of ring flange (32).

3. The constant-temperature oil bath according to claim 2, characterized in that: the power assembly (42) comprises a driving motor (421) and a bevel gear set, the bevel gear set comprises a driving bevel gear (422) and a driven bevel gear (423) which are meshed with each other, a power output shaft of the driving motor (421) is coaxially and fixedly connected with the driving bevel gear (422), and the driven bevel gear (423) is coaxially and fixedly connected with the power gear (41).

4. The constant-temperature oil bath according to claim 2, characterized in that: a sliding groove (21) is formed in the control box (2), and the lifting mechanism (43) is connected in the sliding groove (21) in a sliding mode.

5. The constant temperature oil bath pan of claim 4, wherein: the sliding groove (21) is a semicircular sliding groove, the number of the lifting mechanisms (43) is two, the two lifting mechanisms are respectively arranged at the bottom of the sliding groove (21) in a point symmetry mode by taking the circle center of the semicircular sliding groove as the center, and the sliding outlet (22) of the lifting mechanism (43) is formed in the middle of the sliding groove (21).

6. The constant-temperature oil bath according to claim 1, characterized in that: the oil bath frame (3) comprises a hollow cylinder (33) with an upper opening, a partition plate (34) for fixing the test tube is arranged at the upper opening position of the hollow cylinder (33), and a through oil hole (35) is formed in the circumferential wall and the bottom wall of the hollow cylinder (33).

7. The constant-temperature oil bath according to claim 6, characterized in that: the oil bath frame (3) further comprises an insertion plate (36), an insertion groove (37) is formed in the circumferential wall of the hollow cylinder (33), and the insertion plate (36) is inserted into the insertion groove (37).

8. The constant temperature oil bath pan of claim 7, wherein: the wall of the inserting groove (37) is provided with an accommodating groove, a telescopic positioning column (371) is vertically and fixedly arranged in the accommodating groove, the inserting plate (36) is provided with a positioning groove (362), and the positioning column (371) is inserted into the positioning groove (362).

9. The constant temperature oil bath pan of claim 8, wherein: the number of the positioning grooves (362) is more than two, and the arrangement direction of the positioning grooves (362) is parallel to the plugging direction of the plugging plate (36).

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