Constant-temperature water-oil bath pan capable of being adjusted in multi-stage mode

Abstract

The constant-temperature water-oil bath pan comprises an equipment box body, a spiral heating rod and a temperature sensor are fixedly installed at the bottom of a stainless steel inner container, a turbulent flow paddle is rotationally connected to the center of the bottom of the stainless steel inner container, and a plurality of supporting lugs are fixedly connected to the inner wall of the stainless steel inner container in an annular array mode. A clamping groove is formed in the surface of the supporting lug, an annular supporting frame is clamped and fixed in the clamping groove, a supporting net is fixedly connected to the inner wall of the annular supporting frame, a liquid discharging pipe communicated with the stainless steel inner container is arranged on the left side of the equipment box body, a control panel is arranged on the surface of the equipment box body, and a heating rod switch, a turbulent flow switch and a temperature rotary knob are arranged on the control panel. Through the arrangement of the supporting lugs, the clamping grooves, the annular supporting frame and the supporting net, the whole annular supporting frame can be conveniently communicated with the supporting net to be disassembled through the mutual clamping relation of the annular supporting frame and the clamping grooves, and therefore convenience is provided for cleaning the spiral heating rod and the interior of the stainless steel inner container.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of constant temperature water oil bath kettle, concretely to a constant temperature water oil bath kettle of multistage regulation. BACKGROUND

[0002] Constant temperature water oil bath kettle is a common laboratory equipment, can provide stable temperature environment, is applicable to the experiment or production process needing accurate control temperature, in the preparation extraction process of pharmaceutical intermediates, sometimes small -scale experiment needs to use constant temperature water oil bath kettle to heat.

[0003] Through the retrieval, found CN211612764U, disclose a visual safety digital display type constant temperature water oil bath kettle, including the box, be equipped with stainless steel liner and circulating pump in the box, the bottom of stainless steel liner is equipped with drain and water inlet, the middle part of stainless steel liner is equipped with water outlet, the export of drain is connected with the one end of drain hose, the other end of drain hose is plugged with drain pipe plug, the one end of circulating pump is connected with water inlet through circulation pipeline, the other end is connected with water outlet through circulation pipeline, be equipped with power switch, temperature switch, circulating pump switch and temperature control panel on the box, temperature switch is connected with temperature control panel, and circulating pump switch is connected with circulating pump, the corresponding position of box and stainless steel liner is equipped with observation window, the utility model discloses a visual function is given to water oil bath kettle through setting observation window, circulating pump, drain, guarantees temperature heating uniformity, and guarantees when needed, can discharge heat transfer medium in time, so that operation is more safe and simple.

[0004] But there are still some problems and deficiencies in the actual use process: the water medium is heated through the heating rod, and impurities may be attached to the surface of the heating rod and the bottom of the liner after long-term use, so that the heating rod needs to be cleaned, but the protection plate blocks the cleaning, so that the cleaning is very inconvenient.

[0005] In addition, most constant temperature water oil bath kettles use knobs to adjust the temperature, and the heating temperature can be easily changed if the knob is accidentally touched, thereby affecting the experiment, so there is room for improvement. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a constant temperature water oil bath kettle of multistage regulation to solve the problems in the background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: A constant temperature water oil bath pot of multistage regulation, equipment box body is lastly equipped with the stainless steel inner bag, the bottom of stainless steel inner bag is fixedly installed with spiral heating rod and temperature sensor respectively, the bottom center of stainless steel inner bag is rotatably connected with the spoiler, the inner wall of stainless steel inner bag is fixedly connected with a plurality of support ears in annular array, the surface of support ear is equipped with the clamping groove, the clamping groove is fixedly connected with the annular support frame, the inner wall of annular support frame is fixedly connected with the support net, the left side of equipment box body is provided with the drain pipe that communicates with stainless steel inner bag, is provided with the valve on the drain pipe, the surface of equipment box body is provided with the control panel, the control panel is provided with heating rod switch, spoiler switch and temperature knob respectively.

[0008] Preferably, the surface of the control panel is fixedly connected with a support strip, a pull rod is slidably connected through the surface of the support strip, a baffle is fixedly connected to the upper end of the pull rod, a limiting head is fixedly connected to the surface of the baffle, the limiting head can be engaged with the teeth on the outer surface of the temperature knob, a spring is sleeved on the outer surface of the pull rod, and the spring is located between the baffle and the support strip.

[0009] Preferably, the surface of the equipment box body is provided with a hinged seat, a fixed ring is hinged to the surface of the hinged seat, a transparent cover is fixedly connected to the inner side of the fixed ring, and the transparent cover can be engaged with the inner wall of the stainless steel inner bag.

[0010] Preferably, the fixed ring is fixedly connected to a handle on the side away from the hinged seat.

[0011] Preferably, the lower surface of the spiral heating rod is fixedly connected with a plurality of support columns, and the lower ends of the support columns abut against the bottom of the stainless steel inner bag.

[0012] Preferably, a servo motor is arranged inside the equipment box body, and the output end of the servo motor is in transmission connection with the spoiler.

[0013] Preferably, the upper surface of the equipment box body is fixedly connected with two symmetrically distributed limiting rails, a T-shaped sliding groove is formed in the surface of the limiting rail, a sliding block is slidably connected in the T-shaped sliding groove, a door-shaped frame is fixedly connected to the upper surface of the sliding block, two suspension rods are threadedly connected to the surface of the door-shaped frame, and a suction disc is rotatably connected to the lower end of each suspension rod.

[0014] Beneficial effects

[0015] The utility model provides a constant temperature water oil bath pot of multistage regulation has the following beneficial effects:

[0016] 1. The multi-stage adjustable constant temperature water oil bath, by setting up support ear, card slot, annular support frame and support net, with annular support frame and card slot interlocking relationship, can facilitate the whole annular support frame to support net disassembly, thereby providing convenience for cleaning the spiral heating rod and stainless steel inner container inside.

[0017] 2. The multi-stage adjustable constant temperature water oil bath, by setting up support bar, pull rod, baffle, limit head and spring, by pulling the pull rod, the limit head can be away from the temperature knob, so as to facilitate the rotation of the temperature knob to adjust the temperature, when the temperature knob is not needed to rotate, the spring is used to exert the elastic force on the baffle, which can drive the pull rod to move upward, so that the limit head and the teeth on the surface of the temperature knob are engaged with each other, so as to realize the locking of the temperature knob, so as to ensure that the temperature knob is not mistaken, and the safety of the experiment process is improved.

[0018] 3. The multi-stage adjustable constant temperature water oil bath, by setting up limit track, sliding block, door type frame, suspension rod and suction disc, the sliding block is used in the T-shaped sliding groove of the limit track, which can conveniently adjust the position of the door type frame, the suspension rod is threadedly connected with the door type frame, the height of the suction disc can be adjusted by rotating the suspension rod, the experimental vessel can be fixed in the stainless steel inner container by the suction disc, so as to facilitate the experiment. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The overall three-dimensional structure of the multi-stage adjustable constant temperature water oil bath is provided.

[0020] Figure 2 The control panel three-dimensional structure diagram of the multi-stage adjustable constant temperature water oil bath is provided.

[0021] Figure 3 The multi-stage adjustable constant temperature water oil bath is provided. Figure 2 The enlarged structure diagram of A is provided.

[0022] Figure 4 The stainless steel inner container of the multi-stage adjustable constant temperature water oil bath is provided.

[0023] Figure 5 The door type frame three-dimensional structure diagram of the multi-stage adjustable constant temperature water oil bath is provided.

[0024] In the figure: 1, equipment box; 2, stainless steel liner; 3, spiral heating rod; 4, temperature sensor; 5, spoiler; 6, support ear; 7, annular support frame; 8, support net; 9, drain pipe; 10, control panel; 11, heating rod switch; 12, spoiler switch; 13, temperature knob; 14, support strip; 15, pull rod; 16, baffle; 17, limit head; 18, spring; 19, hinged seat; 20, fixed ring; 21, transparent cover; 22, handle; 23, support column; 24, servo motor; 25, limit rail; 26, sliding block; 27, door frame; 28, suspension rod; 29, suction cup. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Embodiment 1, please refer to Figures 1-4 The present application provides a technical solution: a multi-stage adjustable constant-temperature water-oil bath kettle, comprising an equipment box 1, the upper surface of the equipment box 1 is embedded with a stainless steel liner 2, the bottom of the stainless steel liner 2 is respectively fixedly installed with a spiral heating rod 3 and a temperature sensor 4, the bottom center of the stainless steel liner 2 is rotatably connected with a spoiler 5, the inner wall of the stainless steel liner 2 is fixedly connected with a plurality of support ears 6 in an annular array, the surface of the support ear 6 is provided with a clamping groove, the annular support frame 7 is clamped and fixed in the clamping groove, the inner wall of the annular support frame 7 is fixedly connected with a support net 8, the left side of the equipment box 1 is provided with a drain pipe 9 communicating with the stainless steel liner 2, the drain pipe 9 is provided with a valve, the surface of the equipment box 1 is provided with a control panel 10, the control panel 10 is respectively provided with a heating rod switch 11, a spoiler switch 12 and a temperature knob 13, by setting the support ear 6, the clamping groove, the annular support frame 7 and the support net 8, the annular support frame 7 and the clamping groove on the support ear 6 are clamped with each other, the entire annular support frame 7 can be conveniently disassembled with the support net 8, thereby providing convenience for cleaning the spiral heating rod 3 and the inside of the stainless steel liner 2.

[0027] The surface of the control panel 10 is fixedly connected with a support strip 14, the surface of the support strip 14 is slidingly connected with a pull rod 15, the upper end of the pull rod 15 is fixedly connected with a baffle 16, the surface of the baffle 16 is fixedly connected with a limiting head 17, the limiting head 17 can be engaged with the teeth on the outer surface of the temperature knob 13, the outer surface of the pull rod 15 is sleeved with a spring 18, and the spring 18 is located between the baffle 16 and the support strip 14, by arranging the support strip 14, the pull rod 15, the baffle 16, the limiting head 17 and the spring 18, by pulling the pull rod 15, the limiting head 17 can be away from the temperature knob 13, so that the temperature knob 13 is rotated to adjust the temperature, when the temperature knob 13 is not needed to be rotated, the spring 18 is used to apply a spring force to the baffle 16, the pull rod 15 is driven to move upward, so that the limiting head 17 is engaged with the teeth on the outer surface of the temperature knob 13, so that the temperature knob 13 is locked, so that the temperature knob 13 is not accidentally touched, and the safety of the experiment process is improved.

[0028] The surface of the device box 1 is provided with a hinge seat 19, the surface of the hinge seat 19 is hingedly connected with a fixed ring 20, the inner side of the fixed ring 20 is fixedly connected with a transparent cover 21, and the transparent cover 21 can be engaged with the inner wall of the stainless steel liner 2, by arranging the hinge seat 19, the fixed ring 20 and the transparent cover 21, the fixed ring 20 and the hinge seat 19 are hingedly connected, the transparent cover 21 can be conveniently rotated and opened, and by arranging the transparent cover 21, the experiment process can be conveniently observed.

[0029] The side, away from the hinge seat 19, of the fixed ring 20 is fixedly connected with a handle 22, by arranging the handle 22, the fixed ring 20 can be conveniently operated.

[0030] The lower surface of the spiral heating rod 3 is fixedly connected with a plurality of support columns 23, the lower end of the support column 23 abuts against the bottom of the stainless steel liner 2, by arranging the spiral heating rod 3 and the support column 23, the spiral heating rod 3 is supported by the support column 23, and the stability of the spiral heating rod 3 is improved.

[0031] The inside of the device box 1 is provided with a servo motor 24, and the output end of the servo motor 24 is in transmission connection with the turbulence paddle 5, by arranging the servo motor 24, the turbulence paddle 5 is driven to rotate by the servo motor 24, the medium in the stainless steel liner 2 is heated by the spiral heating rod 3, the medium heating is more uniform, and the experimental temperature can be controlled.

[0032] Example 2, please refer to Figures 1-5The utility model provides a technical scheme based on example 1, including example 1, and the utility model provides a technical scheme: the upper surface of equipment box 1 is fixedly connected with two symmetrical distribution's limit track 25, the surface of limit track 25 is opened with T -shaped sliding slot, and the T -shaped sliding slot is connected with sliding block 26 in damping sliding, and the upper surface of sliding block 26 is fixedly connected with door type frame 27, and the surface of door type frame 27 is threadedly connected with two suspension rods 28, and the lower end of suspension rod 28 is all rotatably connected with sucking disc 29, through setting limit track 25, sliding block 26, door type frame 27, suspension rod 28 and sucking disc 29, utilize the sliding of sliding block 26 in the T -shaped sliding slot of limit track 25, can conveniently adjust the position of door type frame 27, utilize the threaded connection of suspension rod 28 and door type frame 27, through the rotation of suspension rod 28, can adjust the height of sucking disc 29, through the adsorption fixation of sucking disc 29 to experimental vessel, can make experimental vessel fixed in the inboard of stainless steel liner 2, to make the experiment convenient.

[0033] Working principle: when the multi-stage adjustable constant temperature water oil bath is used, the transparent cover 21 can be conveniently opened by holding the handle 22, then the water medium or oil medium is poured into the stainless steel liner 2, then the heating rod switch 11 is opened, the medium can be heated by the screw heating rod 3, the turbulence switch 12 is opened, the servo motor 24 drives the turbulence paddle 5 to rotate, thereby the medium is disturbed, the medium temperature is controlled by rotating the temperature knob 13 and cooperating with the temperature sensor 4 to monitor, thereby realizing multi-stage adjustment of the medium temperature, the experimental vessel is placed on the surface of the supporting net 8 to heat, and the experiment can be carried out, after the experiment is completed, the valve on the drain pipe 9 is opened, and the medium can be conveniently released.

[0034] The utility model discloses the embodiment of the drawings, only relate to the structure of the embodiment of the utility model, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other;

[0035] Finally: the above only for preferred embodiment of the utility model has, and does not use the restriction of the utility model, any modification, equivalent replacement, improvement etc. that is made in the spirit and principles of the utility model, should include in the protection scope of the utility model.

Claims

1. A multi-stage adjustable thermostatic water-oil bath, comprising a device cabinet (1), characterized in that: The upper surface of the equipment box (1) is embedded with a stainless steel liner (2), the bottom of the stainless steel liner (2) is fixedly provided with a spiral heating rod (3) and a temperature sensor (4) respectively, the bottom center of the stainless steel liner (2) is rotatably connected with a spoiler (5), the inner wall of the stainless steel liner (2) is fixedly connected with a plurality of support ears (6) in an annular array, the surface of the support ear (6) is provided with a clamping groove, the clamping groove is clamped and fixed with an annular support frame (7), the inner wall of the annular support frame (7) is fixedly connected with a support net (8), the left side of the equipment box (1) is provided with a drainage pipe (9) communicating with the stainless steel liner (2), the drainage pipe (9) is provided with a valve, the surface of the equipment box (1) is provided with a control panel (10), the control panel (10) is provided with a heating rod switch (11), a spoiler switch (12) and a temperature knob (13) respectively.

2. A multi-stage adjustable constant temperature water-oil bath kettle according to claim 1, characterized in that: The surface of the control panel (10) is fixedly connected with a support strip (14), the surface of the support strip (14) is slidably connected with a pull rod (15) penetrating through, the upper end of the pull rod (15) is fixedly connected with a baffle (16), the surface of the baffle (16) is fixedly connected with a limiting head (17), and the limiting head (17) can be engaged with the teeth on the outer surface of the temperature knob (13), the outer surface of the pull rod (15) is sleeved with a spring (18), and the spring (18) is located between the baffle (16) and the support strip (14).

3. The multi-stage adjustable constant temperature water-oil bath kettle according to claim 1, characterized in that: The surface of the equipment box (1) is provided with a hinged seat (19), the surface of the hinged seat (19) is hingedly connected with a fixed ring (20), the inner side of the fixed ring (20) is fixedly connected with a transparent cover (21), and the transparent cover (21) can be engaged with the inner wall of the stainless steel liner (2).

4. A multi-stage adjustable constant temperature water-oil bath kettle according to claim 3, characterized in that: The side of the fixed ring (20) away from the hinged seat (19) is fixedly connected with a handle (22).

5. The multi-stage adjustable constant temperature water-oil bath kettle according to claim 1, characterized in that: The lower surface of the spiral heating rod (3) is fixedly connected with a plurality of support columns (23), the lower end of the support column (23) abuts against the bottom of the stainless steel liner (2).

6. The multi-stage adjustable constant temperature water-oil bath kettle according to claim 1, characterized in that: The inside of the equipment box (1) is provided with a servo motor (24), and the output end of the servo motor (24) is drivingly connected with the spoiler (5).

7. The multi-stage adjustable constant temperature water-oil bath kettle according to claim 1, characterized in that: The upper surface of the equipment box (1) is fixedly connected with two symmetrically distributed limiting rails (25), the surface of the limiting rail (25) is provided with a T-shaped sliding groove, a sliding block (26) is slidably connected in the T-shaped sliding groove, the upper surface of the sliding block (26) is fixedly connected with a door-shaped frame (27), the surface of the door-shaped frame (27) is threadedly connected with two suspension rods (28), and the lower end of the suspension rod (28) is rotatably connected with a suction disc (29).

Images