CN211725837U - Digital display constant temperature water bath - Google Patents

Abstract

The utility model discloses a digital display constant temperature water bath aims at solving constant temperature water bath and in the heating process, and the test tube in the basin is placed shaky and is inclined easily, leads to liquid to spill and leak the problem that influences the test accuracy. The key points of the technical scheme are as follows: the utility model provides a digital display constant temperature water bath, the electric pressure cooker comprises a cooker body, the internal heating basin that is provided with of pot, the heating basin is provided with porous board of accepting, be provided with the mounting panel in the heating basin, be provided with on the mounting panel and place the hole, it is provided with the fixed plate on the hole to place, be provided with the cavity in the fixed plate, be provided with clamping device in the cavity, clamping device is including torsional spring location axle and button, the epaxial torsional spring that is provided with in torsional spring location, the torsional spring respectively with the inner wall and the button butt of cavity, the one end. The utility model discloses a digital display constant temperature water bath can fix placing the test tube on accepting the board, prevents that the reagent in the test tube can spill the hourglass in the heating process, makes the test more accurate.

Description

Digital display constant temperature water bath

Technical Field

The utility model relates to a test equipment, more specifically says that it relates to a digital display constant temperature water-bath.

Background

The water bath pot is mainly used for distilling, drying, concentrating and warm-soaking chemical drugs or biological products in a laboratory, can also be used for constant-temperature heating and other temperature tests, and is a necessary tool for biology, heredity, viruses, aquatic products, environmental protection, medicine, sanitation, laboratories, analysis rooms and educational and scientific research. A stainless steel tubular heater is horizontally placed in the constant-temperature water bath, an aluminum shelf with holes is placed in the water tank, a water discharge pipe is arranged on the left side of the water bath, an electric box is arranged on the right side of the constant-temperature water bath, and a temperature control instrument and a power switch are arranged on the front panel of the electric box. The existing digital display constant temperature water bath kettle has the problem that the water level cannot be seen, so that an operator often does not know how much water is left in the self-cleaning digital display constant temperature water bath kettle in the working process of the water bath kettle, and once the water in the water bath kettle is lower than a heating rod, the heating rod is very easy to burn out and even explode, and is very easy to damage.

To the above-mentioned problem, chinese patent that publication number is CN209302796U discloses a digital display constant temperature water bath, including the pot body, the internal basin that sets up of pot, be provided with the heating rod in the basin, the observation tank with the basin intercommunication is vertically seted up to one side of the pot body, the pot body corresponds the transparent backplate of position fixedly connected with in the observation tank outside, the vertical sign kickboard that slides and be connected with the level setting in the observation tank.

Above-mentioned scheme is with water injection basin back in, the water in the basin will circulate to the observation inslot, and the sign kickboard in the observation inslot will promote through the buoyancy of observation inslot water this moment and rise to the water level in the sign play basin that makes the sign kickboard clear is just with user's observation. The in-process of above-mentioned scheme is using the heating in-process at the water bath, and the container such as beaker test tube is placed and is heated on accepting the board, but there is very big buoyancy in the heating in-process water bath incasement adds hot water for the test tube can't steadily place on accepting the board, and the test tube inclines easily, leads to the test solution to spill over, not only influences the experimental result, still can pollute equipment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a digital display constant temperature water-bath through set up the mounting panel in heating the basin to at the downthehole clamping device who is used for pressing from both sides tight test tube that sets up of placing of mounting panel, reach and prevent that the test tube from spilling hourglass at heating in-process reagent, influence the purpose of test accuracy.

The above technical purpose of the present invention can be achieved by the following technical solutions: a digital display constant temperature water bath kettle comprises a kettle body, a heating water tank is arranged in the kettle body, a porous bearing plate is arranged in the heating water tank, the heating water tank is internally provided with a mounting plate fixedly connected with the heating water tank, the mounting plate is positioned above the porous bearing plate, the mounting plate is provided with a plurality of placing holes, two fixing plates fixedly connected with the placing holes are symmetrically arranged at the edges of the placing holes, a cavity is arranged in the fixed plate, a clamping device is arranged in the cavity, the clamping device comprises a torsion spring positioning shaft and a button, the torsion spring positioning shaft is provided with a torsion spring, two ends of the torsion spring are respectively abutted against the inner wall of the cavity and the button, one end of the button is provided with a pressing part fixedly connected with the button, the other end of the button is provided with a clamping part fixedly connected with the button, and one end of the clamping part extending out of the fixing plate is provided with a clamping plate fixedly connected with the clamping part.

By adopting the technical scheme, when a test tube is heated, the test tube needs to be aligned with a placing hole on a mounting plate and is placed on a porous bearing plate, the clamping part and the pressing part respectively extend out from two sides of the fixing plate, the pressing part extending out of the fixing plate is pressed, the pressing part can drive the upper end of the button to incline towards the inside of the cavity, the button can drive the clamping part to retract into the cavity, the distance between the two clamping plates can be increased, then the test tube is placed between the two clamping plates in the placing hole, the pressing part is released after the test tube is placed, the button can automatically reset through the torsion of the torsion spring, the button can drive the clamping part to extend out, the distance between the two clamping plates can be reduced, the test tube positioned between the two clamping plates can be clamped through the torsion of the torsion spring, thus, the test tube can be more stably placed on the porous bearing plate in the heating process, and, the accuracy of detection has been improved, and after the heating was accomplished, can press again and press the splenium, make two splint loosen the test tube in the middle of with, just can take out the test tube between two splint, simultaneously, the torsion of torsional spring has certain interval, makes splint can stabilize the test tube of this interval internal different sizes.

The utility model discloses further set up to: one side of the clamping plate for clamping is provided with a concave arc surface.

Through adopting above-mentioned technical scheme, because the test tube is cylindrical more, the concave arc face of splint can laminate more with the test tube when pressing from both sides tightly, makes the centre gripping of splint more stable.

The utility model discloses further set up to: and a first magnet and a second magnet which are mutually adsorbed are respectively arranged in the two clamping plates.

Through adopting above-mentioned technical scheme, two splint can adsorb each other at the tight in-process of clamp, magnet one and magnet two on two splint, stability when further having strengthened the splint centre gripping makes the test tube more stable at the in-process of heating.

The utility model discloses further set up to: the upper end face of the button is provided with a limiting block fixedly connected with the button, and a reset spring is arranged between the limiting block and the inner wall of the cavity.

Through adopting above-mentioned technical scheme, press the slope and the in-process that resets along with pressing the splenium at the button, the stopper can remove along with the button, and reset spring can stretch out and draw back along with the one end of button, makes the in-process that the button was pressing more stable.

The utility model discloses further set up to: the multi-hole hot water pot is characterized in that positions, corresponding to two sides of the multi-hole bearing plate, of the hot water pot are provided with accommodating grooves, a lead screw is connected in the accommodating grooves in a rotating mode, a nut seat is sleeved on the lead screw and fixedly connected with the multi-hole bearing plate, a through hole for extending out of one end of the lead screw is formed in the pot body, and a knob fixedly connected with the through hole is arranged at one end of the lead screw extending out of the through.

Through adopting above-mentioned technical scheme, test tube and beaker except that the bore is different, still there can be the condition of high difference, can adjust the porous test tube of accepting the board this moment and highly satisfy the not demand of placing of the test tube of co-altitude, when will removing the porous board of accepting, it is rotatory to hold the knob, the knob is rotatory will drive the lead screw rotation after will, the lead screw can drive the nut seat after rotating and remove, the nut seat will drive the porous board of accepting after removing and remove, the porous test tube of just can adapting to not unidimensional after accepting the board and placing, after removing to suitable position, the stall lead screw, the lead screw will carry out the auto-lock, the position of nut seat has just been fixed.

The utility model discloses further set up to: the nut seat is provided with a sliding block fixedly connected with the nut seat, and the inner wall of the accommodating groove is provided with a sliding groove for the sliding block to insert and move.

By adopting the technical scheme, in the moving process of the nut seat, the sliding block can move in the sliding groove along with the nut seat, so that the nut seat is prevented from rotating along with the screw rod in the moving process of the screw rod, and the nut seat and the porous bearing plate are more stable in the moving process.

The utility model discloses further set up to: the inner wall of the sliding groove is provided with a plurality of universal balls distributed in an array mode, and the universal balls are attached to the surface of the sliding block.

Through adopting above-mentioned technical scheme, at the in-process that the slider removed along the spout, universal ball can paste the surface roll of slider, has reduced the friction between slider and the spout, makes the removal of slider more smooth and easy.

The utility model discloses further set up to: the concave cambered surface is provided with a plurality of rubber bulges distributed in an array.

Through adopting above-mentioned technical scheme, the protruding friction that has increased between splint and the test tube of rubber on the concave arc face makes the centre gripping of splint more stable.

To sum up, the utility model discloses following beneficial effect has:

one, when heating the test tube, need to aim at the test tube and place the hole on the mounting panel and put into porous carrier plate, block portion and pressing portion stretch out from the both sides of fixed plate respectively, press the pressing portion that stretches out the fixed plate, the upper end that the pressing portion can drive the button inclines to the inside of cavity, the button will drive block portion and retract into the cavity, the distance between two splint will increase, then put into the test tube between two splint in placing the hole, release the pressing portion after putting into, the button will pass through the torsion automatic re-setting of torsional spring, the button will drive block portion and stretch out, the distance between two splint will shrink, will clamp the test tube that is located between two splint through the torsion of torsional spring, in this way in the process of heating, can make the test tube more stable when placing on porous carrier plate, prevent that the liquid in the test tube can spill and leak out, the detection accuracy and the service life of the pot body are improved.

Drawings

FIG. 1 is a schematic structural view of the present invention, showing the internal structural features of the pan body;

FIG. 2 is an enlarged view of section A of FIG. 1 showing structural features of the clamping device;

FIG. 3 is an enlarged view of the portion B of FIG. 1, showing the positional relationship between the slider and the slide groove;

fig. 4 is a schematic view of the external structure of the present invention, showing the external structural features of the pot body.

In the figure: 1. a pan body; 2. a heating water tank; 3. a porous bearing plate; 4. mounting a plate; 5. placing holes; 6. a fixing plate; 7. a cavity; 8. a clamping device; 9. a torsion spring positioning shaft; 10. a button; 11. a torsion spring; 12. a pressing part; 13. a fastening part; 14. a splint; 15. a limiting block; 16. a return spring; 17. a containing groove; 18. a screw rod; 19. a nut seat; 20. a slider; 21. a chute; 22. and a ball transfer unit.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail with reference to the accompanying drawings and examples.

A digital display constant temperature water bath pot is shown in figures 1-4, and comprises a pot body 1, a heating water tank 2 is arranged in the pot body 1, a porous bearing plate 3 is arranged in the heating water tank 2, a containing groove 17 is arranged at the position of the heating water tank 2 corresponding to the two sides of the porous bearing plate 3, a screw rod 18 with one end rotatably connected with the containing groove 17 through a rotating shaft is arranged in the containing groove 17, a nut seat 19 is sleeved on the screw rod 18, the nut seat 19 is welded and fixed with the porous bearing plate 3, a through hole for extending one end of the screw rod 18 is arranged on the pot body 1, a knob welded and fixed with the screw rod 18 is arranged at the end extending out of the through hole, a slide block 20 welded and fixed with the nut seat 19 is arranged on the nut seat 19, a slide groove 21 for inserting and moving the slide block 20 is arranged on the inner wall of the containing groove 17, a plurality of universal balls 22 distributed in array are arranged on, mounting panel 4 is located the top of porous board 3 of accepting, be equipped with a plurality of holes 5 of placing on mounting panel 4, the edge symmetry of placing hole 5 is equipped with two rather than welded fastening's fixed plate 6, be equipped with cavity 7 in the fixed plate 6, be equipped with clamping device 8 in the cavity 7, clamping device 8 is including torsional spring location axle 9 and button 10, be equipped with torsional spring 11 on the torsional spring location axle 9, the both ends of torsional spring 11 respectively with the inner wall of cavity 7 and button 10 butt, the one end of button 10 is equipped with rather than welded fastening's splenium 12, the other end of button 10 is equipped with rather than welded fastening's block portion 13, the one end that block portion 13 stretches out fixed plate 6 is equipped with rather than welded fastening's splint 14, splint 14 are used for the tight one side of clamp to be equipped with concave arc face, it is protruding to be equipped with the rubber that a plurality of array distribute on the concave arc face, rubber is.

The upper end face of the button 10 is provided with a limiting block 15 fixed with the button in a welded mode, a return spring 16 is arranged between the limiting block 15 and the inner wall of the cavity 7, and two ends of the return spring 16 are fixed with the limiting block 15 and the inner wall of the cavity 7 in a welded mode respectively.

When a test tube is heated, the test tube needs to be aligned with a placing hole 5 on a mounting plate 4 and is placed on a porous receiving plate 3, a clamping part 13 and a pressing part 12 respectively extend out from two sides of a fixing plate 6, the pressing part 12 extending out of the fixing plate 6 is pressed, the pressing part 12 can drive the upper end of a button 10 to incline towards the inside of a cavity 7, the button 10 can drive the clamping part 13 to retract into the cavity 7, the distance between two clamping plates 14 can be increased, the test tube is placed between the two clamping plates 14 in the placing hole 5, the pressing part 12 is released after the test tube is placed, the button 10 can automatically reset through the torsion force of a torsion spring 11, the button 10 can drive the clamping part 13 to extend out, the distance between the two clamping plates 14 can be reduced, the test tube positioned between the two clamping plates 14 can be clamped through the torsion force of the torsion spring 11, and therefore, in the heating process, the test tube can, the liquid in the test tube is prevented from being spilled and leaked, the detection accuracy is improved, after the heating is finished, the pressing part 12 can be pressed again, the test tube in the middle of the two clamping plates 14 is loosened, the test tube between the two clamping plates 14 can be taken out, meanwhile, the torsion of the torsion spring 11 has a certain interval, so that the clamping plate 14 can stabilize test tubes with different sizes in the interval, simultaneously, test tube and beaker except that the bore is different, still can have the condition of high difference, can adjust the porous condition of accepting board 3 this moment highly satisfy the demand of placing of the test tube of co-altitude not, when will removing porous condition of accepting board 3, it is rotatory to hold the knob, the knob will drive lead screw 18 rotatory after rotatory, lead screw 18 can drive nut seat 19 after rotating and remove, will drive porous condition of accepting board 3 after nut seat 19 removes, just can adapt to the not unidimensional test tube after porous condition of accepting board 3 removes and place.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a digital display constant temperature water bath, includes the pot body (1), be provided with heating water tank (2) in the pot body (1), be provided with porous board (3), its characterized in that of accepting in heating water tank (2): the heating water tank (2) is internally provided with a mounting plate (4) fixedly connected with the heating water tank, the mounting plate (4) is positioned above the porous bearing plate (3), the mounting plate (4) is provided with a plurality of placing holes (5), the edges of the placing holes (5) are symmetrically provided with two fixing plates (6) fixedly connected with the placing holes, a cavity (7) is arranged in the fixing plates (6), a clamping device (8) is arranged in the cavity (7), the clamping device (8) comprises a torsional spring positioning shaft (9) and a button (10), the torsional spring positioning shaft (9) is provided with a torsional spring (11), two ends of the torsional spring (11) are respectively abutted against the inner wall of the cavity (7) and the button (10), one end of the button (10) is provided with a pressing part (12) fixedly connected with the button, and the other end of the button (10) is provided with a clamping part (13) fixedly connected with the, one end of the clamping part (13) extending out of the fixing plate (6) is provided with a clamping plate (14) fixedly connected with the clamping part.

2. The digital display thermostatic water bath according to claim 1, characterized in that: one side of the clamping plate (14) used for clamping is provided with a concave arc surface.

3. The digital display thermostatic water bath according to claim 1, characterized in that: a first magnet and a second magnet which are mutually adsorbed are respectively arranged in the two clamping plates (14).

4. The digital display thermostatic water bath according to claim 1, characterized in that: the upper end face of the button (10) is provided with a limiting block (15) fixedly connected with the button, and a return spring (16) is arranged between the limiting block (15) and the inner wall of the cavity (7).

5. The digital display thermostatic water bath according to claim 1, characterized in that: the position that adds hot water tank (2) and correspond porous accepting board (3) both sides all is provided with storage tank (17), the internal rotation of storage tank (17) is connected with lead screw (18), the cover is equipped with nut seat (19) on lead screw (18), nut seat (19) and porous accepting board (3) fixed connection, be provided with the through-hole that the one end that supplies lead screw (18) stretches out on the pot body (1), the one end that lead screw (18) stretched out the through-hole is provided with rather than fixed connection's knob.

6. The digital display thermostatic water bath kettle according to claim 5, characterized in that: the nut seat (19) is provided with a sliding block (20) fixedly connected with the nut seat, and the inner wall of the accommodating groove (17) is provided with a sliding groove (21) for the sliding block (20) to insert and move.

7. The digital display thermostatic water bath of claim 6, wherein: the inner wall of the sliding groove (21) is provided with a plurality of universal balls (22) distributed in an array mode, and the universal balls (22) are attached to the surface of the sliding block (20).

8. The digital display thermostatic water bath according to claim 2, characterized in that: the concave cambered surface is provided with a plurality of rubber bulges distributed in an array.

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