CN210846444U

CN210846444U - Constant-temperature water bath kettle

Info

Publication number: CN210846444U
Application number: CN201921862411.6U
Authority: CN
Inventors: 秦超; 吴进良; 江华; 黄伟; 夏渝
Original assignee: Chongqing Jiaotong University Construction Engineering Quality Testing Center Co ltd
Current assignee: Chongqing Jiaotong University Construction Engineering Quality Testing Center Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-26
Anticipated expiration: 2029-10-31

Abstract

The utility model adopts a constant temperature water bath kettle, which comprises a kettle body with an object placing opening at the upper end, wherein the kettle body is provided with a clamping mechanism which is used in a matching way, the clamping mechanism comprises a clamping seat for fixing a test container, and the clamping seat is positioned above the object placing opening and is connected with the kettle body through a lifting mechanism; the lifting mechanism comprises a lifting screw rod in threaded connection with the clamping seat, the lower end of the lifting screw rod is rotationally connected with the top wall of the pot body, an adjusting knob is arranged at the upper end of the lifting screw rod, and the lifting screw rod is further provided with a limiting assembly which is used in a matched mode and used for limiting the rotation or fixation of the lifting screw rod. The utility model discloses set up the fixture that the cooperation was used outside the pot body, this fixture can effectively the grip slipper of the experimental container of centre gripping, and this grip slipper can reciprocate under the effect of pivoted lift lead screw, makes the use of experimental container more convenient, and the use of lift lead screw can the effective control experimental container go into the depth of water, makes the elasticity usage space of constant temperature water-bath bigger.

Description

Constant-temperature water bath kettle

Technical Field

The utility model belongs to the technical field of experiment check out test set, concretely relates to constant temperature water-bath.

Background

The constant temperature water bath kettle is widely applied to drying, concentration, distillation, chemical reagent impregnation, medicine impregnation and biological preparation impregnation, can also be used for water bath constant temperature heating and other temperature tests, and is a necessary tool for education and scientific research in biology, heredity, virus, aquatic products, environmental protection, medicine, health, biochemical laboratories and analysis rooms.

The main effect of constant temperature water bath guarantees that reaction material or detection material can carry out effective reaction under same temperature in the experiment, the follow-up experiment operation of being convenient for, constant temperature water bath among the prior art including the pot body, has seted up a plurality of thing mouths of putting on the pot body, puts the thing mouth and is provided with the apron that the cooperation was used, the pot body is equipped with inlet tube and outlet pipe, the pot body still is equipped with the temperature control system that the cooperation was used, temperature control system mainly used sets for heating temperature, the constant temperature time isoparametric of the internal water of pot.

In the use process of the water bath kettle in the prior art, corresponding to-be-reacted substances are placed in test containers such as a conical flask, a test tube and a beaker, then the test containers are placed in a kettle body, the to-be-reacted substances in the test containers are heated at constant temperature through constant-temperature water in the kettle body, and the to-be-reacted substances in the test containers can be guaranteed to be subjected to constant-temperature reaction or heat preservation at constant temperature.

The pot body that above-mentioned in-process set up does not cooperate the fixture who uses for the experimental container of centre gripping, all is through plus complementary unit, like handheld or iron stand platform centre gripping etc. but the cooperation of plus complementary unit and pot body is used inconveniently, is unfavorable for effective control experimental container's the degree of depth of entry etc..

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a constant temperature water-bath has solved among the prior art pot body and has not taken the problem that the clamping machine constructs and use inconveniently with the cooperation of plus complementary mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a constant-temperature water bath kettle comprises a kettle body, wherein the upper end of the kettle body is provided with a storage opening, the kettle body is provided with a clamping mechanism matched with the storage opening, the clamping mechanism comprises a clamping seat used for fixing a test container, and the clamping seat is positioned above the storage opening and is connected with the kettle body through a lifting mechanism;

the lifting mechanism comprises a lifting screw rod in threaded connection with the clamping seat, the lower end of the lifting screw rod is rotationally connected with the top wall of the pot body, an adjusting knob is arranged at the upper end of the lifting screw rod, and the lifting screw rod is further provided with a limiting assembly which is used in a matched mode and used for limiting the rotation or fixation of the lifting screw rod.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses set up the fixture that the cooperation was used outside the pot body, this fixture can effectively the grip slipper of the experimental container of centre gripping, and this grip slipper can reciprocate under the effect of pivoted lift lead screw, makes the use of experimental container more convenient, and the use of lift lead screw can the effective control experimental container go into the depth of water, makes the elasticity usage space of constant temperature water-bath bigger.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a view showing the installation of the clamping assembly and the guide seat;

FIG. 5 is a top view of the partition plate and the thermal enhancement plate of the present invention;

fig. 6 is a schematic view of the ratchet and pawl of the present invention.

In the figure, an adjusting knob 1, a rotating handle 2, a guide seat 3, an installation through groove 31, an adjusting rod 4, a spherical connecting block 41, a moving rod 42, a lifting screw rod 5, an installation rod 6, a rotating shaft pin 61, a reset spring 62, a connecting rod 63, a clamping block 7, an object placing opening 8, a partition plate 9, a thermal reinforcing plate 10, a first air emitting hole 101, a second air emitting hole 102, a clamping protrusion 103, a heating layer 11, a connecting seat 12, a ratchet 13, an action section 14, a connecting section 141, a telescopic spring 15, a fixed seat 16, a limiting block 17, a pot body 18 and an annular clamping groove 19.

Detailed Description

As shown in fig. 1-6, the utility model relates to a constant temperature water bath kettle, which comprises a kettle body 18 with an object placing opening 8 at the upper end, wherein the kettle body 18 is provided with a clamping mechanism which is used in cooperation, the clamping mechanism comprises a clamping seat for fixing a test container, and the clamping seat is positioned above the object placing opening 8 and is connected with the kettle body 18 through a lifting mechanism; the lifting mechanism comprises a lifting screw rod 5 in threaded connection with the clamping seat, the lower end of the lifting screw rod 5 is rotationally connected with the top wall of the pot body 18, an adjusting knob 1 is arranged at the upper end of the lifting screw rod 5, and the lifting screw rod 5 is further provided with a limiting assembly which is matched with the lifting screw rod for limiting the rotation or fixation of the lifting screw rod. The utility model discloses set up the fixture that the cooperation was used outside pot body 18, this fixture can effectively the grip slipper of the experimental container of centre gripping, and this grip slipper can reciprocate under pivoted lift lead screw 5's effect, makes the use of experimental container more convenient, and the degree of depth of entrying of the experimental container of effective control of use ability of lift lead screw 5, makes the elasticity usage space of constant temperature water-bath bigger.

The setting of the limiting component is convenient for under the premise that the lifting screw rod 5 is rotated without external force, the lifting screw rod 5 cannot rotate by itself, so that the water inlet depth of a test container is changed, and the problems of experiment errors and the like are avoided, and particularly, the limiting component comprises a ratchet 13 which is coaxially arranged with the lifting screw rod 5, as shown in fig. 6, the ratchet 13 is provided with a pawl which is used in a matched manner, the pawl comprises an action section 14 which is used in a matched manner with the ratchet 13 and a connecting section 141 which is connected with the action section 14, one end, away from the action section 14, of the connecting section 141 penetrates through a fixing seat 16 connected with the top wall of a pot body 18, an expansion spring 15 is sleeved on the connecting section 141, one end of the expansion spring 15 is connected with the connecting section 141; the external force drives the lifting screw rod 5 to rotate to drive the ratchet wheel 13 to rotate in a single direction, and the ratchet wheel 13 rotates to drive the action section 14 and the connecting section 141 to move back and forth under the action of the telescopic spring 15. The utility model discloses the fixing base 16 and the 5 parallel arrangement of lift lead screw that set up, the linkage segment 141 level of pawl runs through fixing base 16 and is connected with stopper 17, and expanding spring 15 sets up the one side that is close to lift lead screw 5 at fixing base 16.

The utility model discloses the grip slipper that sets up is for effectively the experimental container of centre gripping, and can effectively be connected with lift lead screw 5, and is concrete, the grip slipper includes the centre gripping subassembly that sets up on the guide holder 3 and the guide holder 3 that set up on connecting seat 12, the connecting seat 12 with 5 threaded connection of lift lead screw, the centre gripping subassembly is including two grip blocks 7 that are used for the experimental container of centre gripping, all is connected with installation pole 6 on every grip block 7, and two installation pole 6 cross arrangement are connected through rotating pivot 61, and should rotate the installation logical groove 31 that pivot 61 set up and set up on guide holder 3, are equipped with reset spring 62 between two installation poles 6, and two installation poles 6 become the contained angle through adjustment mechanism and set up and drive two grip block 7 fixed test containers. The utility model discloses the structure of the clip that uses with the cooperation of iron stand platform among the prior art has been referred to the centre gripping mode of two grip blocks 7 that set up, but the clip among the prior art is not the clamping position of fine regulation by the centre gripping container in the use, so the utility model discloses though having referred to the structure of clip among the prior art, nevertheless improve it, the contained angle that changes two installation poles 6 through adjustment mechanism is convenient for adjust by the relative grip block 7's of container of centre gripping position.

Specifically, adjustment mechanism includes two connecting rods 63 with two installation pole 6 articulated settings respectively, and two connecting rods 63 are articulated to be set up and this pin joint articulates there is the carriage release lever 42, is equipped with ball joint piece 41 on the carriage release lever 42, and ball joint piece 41 inlays to rotate and is connected with

regulation pole

4, and 4 upper ends through connection seats 12 of regulation pole are connected with rotation handle 2, still are equipped with the screw thread section on adjusting pole 4, the screw thread section uses with the screw thread through-hole cooperation that sets up on the connecting seat 12. The adjusting rod 4 is rotated, the adjusting rod 4 can move up and down under the matching action of the threaded section and the threaded hole, the adjusting rod 4 moves up and down to drive the included angle between the two connecting rods 63 to change the included angle between the two mounting rods 6, the included angle between the two mounting rods 6 can be kept unchanged under the action of no external force, an experimenter can adjust the relative position of a test container clamped between the two clamping blocks 7 by two hands, and the adjusting rod 4 is rotated to be suitable again to enable the two clamping blocks 7 to effectively clamp the test container.

The utility model discloses the fixture who sets up when using, earlier carry out effective centre gripping through two grip blocks 7 with experimental container, then rotate lift lead screw 5 and make experimental container suitable constant temperature experiment of going into water, treat the experiment and accomplish the back, horizontal pulling stopper 17 makes pawl effect section 14 and ratchet 13 separate, direction rotation adjust knob 1 makes connecting seat 12 rise to suitable height, loosen stopper 17 and make the effect section 14 of pawl inlay establish and lock lift lead screw 5 in the 13 tooth's socket of ratchet, again with experimental container and 7 separation of grip blocks.

This further reinforcing pot body 18 is to the rapid heating effect of water, the utility model discloses also carrying out further improvement to the structure in the pot body 18, specifically, the internal zone of heating 11 that is equipped with of pot, zone of heating 11 can be prior art's electrical heating rod, and zone of heating 11 top is equipped with can dismantle the heating power reinforcing plate 10 that sets up, sets up cyclic annular joint groove 19 at pot body 18 inner wall, sets up the protruding 103 of downwardly extending's joint in heating power reinforcing plate 10 periphery, and the protruding 103 of joint is the annular, and uses with cyclic annular joint groove 19 cooperation. A plurality of first cap air holes 101 and a plurality of second cap air holes 102 which are staggered with each other are formed in the thermal enhancement plate 10, the first cap air holes 101 are truncated cone-shaped holes which are arranged in a downward necking manner, and the second cap air holes 102 are truncated cone-shaped holes which are arranged in an upward necking manner; the water that is close to zone of heating 11 must be than keeping away from the heat time of the water of zone of heating 11 short, the utility model discloses crisscross first gassing hole 101 that sets up and second gassing hole 102 can accelerate heat-conduction, increase the turbulent effect of water for the heat transfer reduces the holistic time of being heated of water to for further increasing the turbulent effect of water, still be equipped with a plurality of division boards 9 in heating power reinforcing plate 10 top. The function of the partition plate 9 is similar to that of the first vent hole 101 and the second vent hole 102, so that the heat transfer time between water bodies is reduced, the heating time of the water bodies is shortened, and the heating efficiency of the water bath is improved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a constant temperature water-bath, includes that the upper end is equipped with the pot body of putting the thing mouth, its characterized in that: the pot body is provided with a clamping mechanism which is matched with the pot body for use, the clamping mechanism comprises a clamping seat for fixing the test container, and the clamping seat is positioned above the object placing opening and is connected with the pot body through a lifting mechanism;

2. The thermostat water bath according to claim 1, characterized in that: the limiting assembly comprises a ratchet wheel coaxially arranged with the lifting screw rod, the ratchet wheel is provided with a pawl matched with the lifting screw rod, the pawl comprises an action section matched with the ratchet wheel and a connecting section connected with the action section, one end of the connecting section, far away from the action section, penetrates through a fixed seat connected with the top wall of the pot body, an expansion spring is sleeved on the connecting section, one end of the expansion spring is connected with the connecting section, and the other end of the expansion spring is connected with the fixed seat;

the lifting screw rod is driven by external force to rotate to drive the ratchet wheel to rotate in a single direction, and the ratchet wheel rotates to drive the action section and the connecting section to move back and forth under the action of the telescopic spring.

3. The thermostat water bath according to claim 2, characterized in that: the grip slipper includes the guide holder that sets up on the connecting seat with lift lead screw threaded connection, the connecting seat and the centre gripping subassembly that sets up on the guide holder, the centre gripping subassembly is including two grip blocks that are used for the experimental container of centre gripping, all is connected with the installation pole on every grip block, and two installation poles cross arrangement are through rotating the pivot connection, and should rotate the pivot setting and lead to the inslot at the installation of seting up on the guide holder, are equipped with reset spring between two installation poles, and two installation poles become the contained angle through adjustment mechanism and set up and drive two grip block fixed test containers.

4. The thermostatic water bath according to claim 3, wherein: the adjusting mechanism comprises two connecting rods which are respectively hinged with the two mounting rods, the two connecting rods are hinged and hinged to form a moving rod, a spherical connecting block is arranged on the moving rod, the spherical connecting block is embedded and rotatably connected with an adjusting rod, the upper end of the adjusting rod penetrates through the connecting seat and is connected with a rotating handle, a threaded section is further arranged on the adjusting rod, and the threaded section is matched with a threaded through hole formed in the connecting seat for use.

5. The thermostat water bath according to any one of claims 1-4, characterized in that: a heating layer is arranged in the pot body, a detachably arranged heating force reinforcing plate is arranged above the heating layer, a plurality of first air emitting holes and a plurality of second air emitting holes which are mutually staggered are formed in the heating force reinforcing plate, the first air emitting holes are truncated cone-shaped holes which are arranged in a downward necking manner, and the second air emitting holes are truncated cone-shaped holes which are arranged in an upward necking manner; and a plurality of partition plates are arranged above the thermal power reinforcing plate.