CN210906239U

CN210906239U - Constant temperature water tank

Info

Publication number: CN210906239U
Application number: CN201921579740.XU
Authority: CN
Inventors: 陈勇; 王智; 刘宗裕; 金玉波
Original assignee: Mianyang Chuanjiao Construction Engineering Supervision Consulting Co ltd
Current assignee: Mianyang Chuanjiao Construction Engineering Supervision Consulting Co ltd
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-07-03
Anticipated expiration: 2029-09-21

Abstract

The utility model relates to a constant temperature water tank belongs to medical equipment technical field, have the water tank body of basin including the top, slide along vertical direction in the basin and be provided with the dish of placing that is used for holding the test piece, the top of water tank body is rotated and is provided with the protective cover that is used for the switching basin, is provided with on the water tank body to be used for making the protective cover order about when rotating and places the linkage subassembly of dish synchronous motion in the basin, places the dish when the protective cover rotates to open and upwards slides in step in the basin. Before the test personnel carries out water bath heating to the test piece, open the protective cover to when the protective cover is opened, through the linkage subassembly, make the dish of placing in the basin rise, put the test piece on placing the dish again, and cover the protective cover, make once more through the linkage subassembly transmission place the dish and place the test piece on the dish and sink into the basin, effectively avoid the staff to be scalded by hot water when getting the test piece, make things convenient for the test personnel to get and put the test piece.

Description

Constant temperature water tank

Technical Field

The utility model relates to the technical field of medical equipment, in particular to constant temperature water tank.

Background

The constant temperature water bath box 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, viruses, aquatic products, environmental protection, medicine, health, biochemical laboratories and analysis rooms.

Chinese patent No. CN205850893U discloses a constant temperature water bath tank, which comprises a water bath tank body, wherein a cross beam is arranged in the water bath tank body at a certain height from the bottom of the water bath tank body, and a plurality of fixing claws are arranged along the length direction of the cross beam. Can be with the steady input of full bottle, half bottle or the approximately empty bottle form blake bottle in the water bath box through the stationary dog, ensure that the blake bottle is in the neatness of water bath box, make things convenient for operating personnel's access operation.

However, the constant temperature water bath box is used for heating a bottled sample and heating a block-shaped test piece of various materials in a water bath, and when a tester puts the test piece into the water bath box, in order to prevent the test piece from directly hitting the water surface and splashing, hands of the tester need to be simultaneously put into the water bath box and hot water, so that the hands of the tester are easily scalded by the hot water or the inner wall of the water bath box, which is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a constant temperature water tank has the advantage of conveniently getting and putting the test piece.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a constant temperature water tank, has the water tank body of basin including the top, it is provided with the dish of placing that is used for holding the test piece to slide along vertical direction in the basin, the top of water tank body is rotated and is provided with the protective cover that is used for the switching basin, be provided with on the water tank body and be used for making the protective cover order about when rotating and place the linkage subassembly of dish synchronous motion in the basin, place the dish synchronous upwards slip in the basin when the protective cover rotates to open.

Through the technical scheme, before testing personnel carry out the water bath heating to the test piece, add the clear water in the basin of water tank body earlier, and heat the clear water, reach target temperature at the temperature after, open the protective cover, and when the protective cover was opened, through the linkage subassembly, make the dish of placing in the basin rise, put the test piece on placing the dish again, and cover the protective cover, pass through the linkage subassembly once more, make and place the dish and place the test piece on the dish and sink in the basin, effectively avoid the staff to be scalded by hot water when getting the test piece, make things convenient for testing personnel to get and put the test piece.

The utility model discloses further set up to: the linkage assembly comprises a first gear, a second gear, a toothed belt, a driving shaft, a screw rod and a reversing assembly, the protective cover is fixedly provided with a rotating shaft which is rotatably arranged at the top of the water tank body, the first gear is coaxially and fixedly connected to the rotating shaft, the driving shaft is arranged on the side wall of the water tank in parallel and axially rotates with the rotating shaft, the driving shaft is positioned below the placing disc, one end of the driving shaft, which is close to the first gear, penetrates out of the water tank body, the second gear is coaxially and fixedly connected with one end of the driving shaft extending out of the water tank body, the toothed belt is wound on the first gear and the second gear, the top wall of the placing disc is vertically provided with a screw hole, the screw rod is rotatably connected to the bottom wall of the water tank and is in threaded connection with the screw hole, and the reversing assembly is arranged on the driving shaft and used for driving the screw rod to rotate when the driving shaft rotates.

Through the technical scheme, when the testing personnel rotated the protective cover, drive its first gear rotation in the axis of rotation, and through the tooth belt transmission, second gear and drive shaft on the drive water tank body rotated, again by the transmission back of switching-over subassembly, make the screw rod rotate, finally through the screw rod with place the screw thread transmission on the dish, the messenger places the dish and slides from top to bottom in the basin is vertical, in order to realize placing the function that the dish goes up and down at the basin in step when the protective cover rotates, can make things convenient for testing personnel to get and put the test piece.

The utility model discloses further set up to: the reversing assembly comprises a worm wheel and a worm, the worm is coaxially and fixedly connected to one end, extending into the water tank, of the rotating shaft, the worm wheel is coaxially and fixedly connected to the screw rod, and the worm wheel is meshed with the worm.

Through above-mentioned technical scheme, open at the protective cover, when making the drive shaft rotate, drive the worm and rotate, simultaneously through the worm and the worm wheel on the screw rod meshing to make the screw rod rotatory, so that place the dish and rise, and after placing the dish and rise, through turbine and worm self-locking effect, make and place the unable autonomic decline of dish, make things convenient for the experimenter to place the test piece.

The utility model discloses further set up to: the screw is located the middle part of placing a set width direction, it is provided with two screws along self circumference even interval to place on the dish, two equal threaded connection has the screw rod in the screw rod, two the screw thread direction of turning is the same for the screw rod.

Through above-mentioned technical scheme, at two screw rods of basin internal rotation to make two screw rod threaded connection insert place two screw holes on the dish, make when the worm rotates, can drive two screw rods simultaneously and rotate, thereby make two screw rods support jointly and place the dish, for placing dish and test piece interpolation stable stay, and promote the stability of placing the dish when rising in the basin.

The utility model discloses further set up to: and a sealing ring is arranged at the joint of the driving shaft and the water tank body.

Through above-mentioned technical scheme, at the junction of drive shaft and water tank body, supply to add the sealing washer in the drive shaft pivoted rotation hole on the water tank body promptly, can effectively prevent that the interior clear water of basin from spilling, promote the leakproofness of constant temperature water tank.

The utility model discloses further set up to: the top wall of the placing tray is provided with a storage opening, the lower edge of the storage opening is provided with a step, a storage basket used for bearing a test piece is arranged in the storage opening, the storage basket is abutted against the step, and a handle is fixedly arranged at the top of the storage basket.

Through above-mentioned technical scheme, accomplish the back to test piece water-bath heating, can control the handle, will put the test piece in basket and the basket and mention simultaneously, will place to put on the dish and put the thing mouth and expose, the experimenter accessible is put the thing mouth and is washd in the basin to keep the basin interior cleanness, promote the convenience when experimenter washs the basin.

The utility model discloses further set up to: offer on the diapire of protective cover and supply handle male the chamber that holds, it is provided with the sponge piece to hold the intracavity packing.

Through above-mentioned technical scheme, will put the thing basket at the testing personnel and place on placing the dish to when covering the protective cover, put the handle on the thing basket and insert the chamber that holds of protective cover below, and surrounded by the sponge piece, effectively avoid the handle to be wetted by the clear water that vibrates, thereby make the testing personnel mention after the experiment completion appear skidding when putting the thing basket, strengthen the testing personnel and hold and mention the stability when putting the thing basket.

The utility model discloses further set up to: and a filtering layer is arranged in the storage basket.

Through above-mentioned technical scheme, when having placed the test piece and having carried out water bath heating in soaking the aquatic in putting the thing basket, piece and the fragment that drops from the test piece drop on the filter layer to take out together when the thing basket will be put to the testing personnel, reduce the impurity of sinking the basin bottom, the testing personnel of being convenient for clear up the basin.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

before a test person heats a test piece in a water bath, a protective cover is opened, when the protective cover is opened, a placing disc in a water tank is lifted through a linkage assembly, then the test piece is placed on the placing disc, the protective cover is covered, the placing disc and the test piece on the placing disc are sunk into the water tank through transmission of the linkage assembly, the phenomenon that a hand is scalded by hot water when the test piece is taken and placed is effectively avoided, and the test person can take and place the test piece conveniently;

secondly, when the protective cover is opened to enable the driving shaft to rotate, the worm is driven to rotate, and simultaneously the worm is meshed with the worm wheel on the screw rod, so that the screw rod rotates to enable the placing disc to rise, and after the placing disc rises, the placing disc cannot automatically fall through the self-locking effect of the worm wheel and the worm, and a tester can place a test piece conveniently;

thirdly, after accomplishing the test piece water bath heating, can control the handle, will put the test piece in basket and the basket and mention simultaneously, will place and put the thing mouth on the dish and expose, the thing mouth is put to the tester accessible and washs in the basin to keep the basin in clean, promote the convenience when tester washs the basin.

Drawings

Fig. 1 is a schematic structural view of the protective cover of the present invention in a closed state;

fig. 2 is a schematic cross-sectional view of the protective cover in an open state;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic view of the whole structure of the open state of the protective cover of the present invention.

Reference numerals: 1. a water tank body; 11. a water tank; 12. a protective cover; 2. placing a tray; 21. a slider; 22. a chute; 3. a linkage assembly; 31. a first gear; 32. a second gear; 33. a toothed belt; 34. a drive shaft; 35. a screw; 36. a rotating shaft; 37. a screw hole; 4. a commutation assembly; 41. a turbine; 42. a worm; 5. a seal ring; 6. a storage basket; 61. a storage port; 62. a step; 63. a handle; 7. an accommodating chamber; 71. a sponge block; 8. a filter layer.

Detailed Description

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

As shown in fig. 1, a constant temperature water tank comprises a water tank body 1, a water tank 11 is arranged at the top of the water tank body 1, and a heating element for heating and heat preservation of the water tank 11 and a water temperature detected in real time are arranged in the water tank body 1 to control a temperature sensing assembly for starting the heating element. Be provided with on water tank body 1 and be used for the open-ended protective cover 12 of switching basin 11, be fixed with axis of rotation 36 along the length direction of water tank body 1 on the protective cover 12, axis of rotation 36 is located protective cover 12 along the edge of one side of water tank body 1 width direction, and axis of rotation 36 rotates and connects on the roof of water tank body 1.

As shown in fig. 2 and 3, a sliding groove 22 is formed in the side wall of the water tank 11 along the vertical direction, a placing disc 2 having a slightly smaller opening size than the water tank 11 is disposed in the water tank 11, a sliding block 21 adapted to the sliding groove 22 is fixedly disposed on the side wall of the placing disc 2, and the sliding block 21 is slidably disposed in the sliding groove 22. The water tank body 1 is provided with a linkage assembly 3 for driving the placing disc 2 to synchronously move in the water tank 11 when the protective cover 12 rotates, the linkage assembly 3 comprises a first gear 31, a second gear 32, a toothed belt 33, a driving shaft 34, a screw 35 and a reversing assembly 4, and the reversing assembly 4 comprises a worm wheel 41 and a worm 42. First gear 31 is coaxial fixed to be set up the one end that the axis of rotation 36 stretches out water tank body 1 on protective cover 12, and water tank body 1 is close to and has offered the perforation that penetrates in basin 11 on the lateral wall of first gear 31, and drive shaft 34 rotates and wears to establish in the perforation, and water tank body 1 is worn out respectively and during penetrating basin 11 at the both ends of drive shaft 34. The through hole is coaxially provided with a sealing ring 5, the sealing ring 5 is made of rubber, and the inner wall of the sealing ring 5 is tightly attached to the driving shaft 34 to keep the water tank 11 sealed. The second gear 32 is coaxially and fixedly connected to one end of the driving shaft 34 extending out of the tank body 1, and the toothed belt 33 is wound around the first gear 31 and the second gear 32. The first gear 31, the second gear 32 and the toothed belt 33 can be replaced by a chain wheel and chain transmission structure.

As shown in fig. 2 and 3, the worm 42 is coaxially and fixedly connected to one end of the driving shaft 34 extending into the water tank 11, the horizontal height of the axis of the driving shaft 34 is lower than the horizontal height of the bottom wall of the placing tray 2, one end of the screw 35 is vertically and rotatably connected to the bottom wall of the water tank 11, and the worm wheel 41 is coaxially and fixedly arranged on the screw 35. The top wall of the placing disc 2 is provided with a screw hole 37 matched with the screw rod 35, and the screw rod 35 is in threaded connection with the screw hole 37. Screw rod 35 and switching-over subassembly 4 are provided with two sets ofly along drive shaft 34 length direction interval, place and have seted up two screw holes 37 on the dish 2 correspondingly, and two screw holes 37 are located the middle part of placing dish 2 width direction simultaneously to and place dish 2 length direction's both ends. Compared with the reversing of a common bevel gear, the reversing structure of the worm wheel 41 and the worm 42 has a self-locking characteristic, and the independent descending of the placing disc 2 is effectively avoided. The screw threads on the two screws 35 rotate in the same direction, and the protective cover 12 rotates to open and can drive the two screws 35 to rotate in the same direction at the same time, so that the placing plate 2 can synchronously slide upwards in the water tank 11.

As shown in fig. 4, an object placing opening 61 is formed in the placing tray 2, a step 62 is arranged on the lower edge of the object placing opening 61, an object placing basket 6 with the same size as the object placing opening 61 is placed on the step 62, and a to-be-tested object can be placed in the object placing basket 6. Be provided with one deck filter layer 8 in the thing basket 6, filter layer 8 material is the gauze, and the bottom of putting thing basket 6 comprises many parallel arrangement's horizontal pole, and the top surface of putting thing basket 6 still fixed be provided with be used for mentioning the handle 63 of putting thing basket 6. The bottom of protective cover 12 is seted up and is held chamber 7 that holds handle 63 for when supplying protective cover 12 to cover and placing dish 2 and sink into basin 11, handle 63 inserts and holds chamber 7 and use. The containing chamber 7 is filled with a sponge block 71 for absorbing the test water splashed on the handle 63.

The specific working process is as follows: before a tester heats a test piece in a water bath, clear water is added into the water tank 11 of the water tank body 1 and is heated. After the water temperature reaches the target temperature, the protecting cover 12 is opened, and when the protecting cover 12 is opened, the first gear 31 on the rotating shaft 36 is driven to rotate, and the second gear 32 and the driving shaft 34 on the water tank body 1 are driven to rotate through the toothed belt 33, and the worm 42 is driven to rotate. At the same time, the worm 42 is engaged with the worm wheel 41 on the screw rod 35, so that the screw rod 35 is rotated, and finally, the screw rod 35 is in threaded transmission with the screw hole 37 on the placing disc 2, so that the placing disc 2 is lifted upwards in the water tank 11. Then, the test piece is placed on the placing tray 2, the protecting cover 12 is covered, and the placing tray 2 and the test piece on the placing tray 2 are sunk into the water tank 11 through the transmission. Effectively avoid the staff to be scalded by hot water when getting to put the test piece, make things convenient for testing personnel to get and put the test piece.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a thermostatic water tank, includes that the top has water tank body (1) of basin (11), its characterized in that: slide along vertical direction in basin (11) and be provided with placing dish (2) that are used for holding the test piece, the top of water tank body (1) is rotated and is provided with protective cover (12) that are used for switching basin (11), be provided with on water tank body (1) and be used for making protective cover (12) order about when rotating and place dish (2) synchronous motion's in basin (11) linkage subassembly (3), protective cover (12) rotate and place dish (2) synchronous upwards slip in basin (11) when opening.

2. A constant-temperature water tank as set forth in claim 1, wherein: linkage subassembly (3) includes first gear (31), second gear (32), cingulum (33), drive shaft (34), screw rod (35) and switching-over subassembly (4), fixed axis of rotation (36) that is provided with on protective cover (12), axis of rotation (36) are rotated and are set up at the top of water tank body (1), first gear (31) coaxial fixed connection is on axis of rotation (36), drive shaft (34) are parallel to be set up on the lateral wall of basin (11) with axis of rotation (36) axial rotation, drive shaft (34) are located the below of placing dish (2), water tank body (1) is worn out to the one end that drive shaft (34) are close to first gear (31), the coaxial fixed connection of second gear (32) is in the one end that drive shaft (34) stretches out water tank body (1), cingulum (33) are around establishing on first gear (31) and second gear (32), screw holes (37) are vertically formed in the top wall of the placing disc (2), the screw rod (35) is rotatably connected to the bottom wall of the water tank (11) and in threaded connection with the screw holes (37), and the reversing assembly (4) is arranged on the driving shaft (34) and used for driving the screw rod (35) to rotate when the driving shaft (34) rotates.

3. A constant-temperature water tank as set forth in claim 2, wherein: the reversing assembly (4) comprises a worm wheel (41) and a worm (42), the worm (42) is coaxially and fixedly connected to one end, extending into the water tank (11), of the rotating shaft (36), the worm wheel (41) is coaxially and fixedly connected to the screw rod (35), and the worm wheel (41) is meshed with the worm (42).

4. A constant-temperature water tank as set forth in claim 3, wherein: screw (37) are located the middle part of placing dish (2) width direction, it is provided with two screw (37) along the even interval of self circumference on dish (2) to place, two equal threaded connection has screw rod (35) in screw (37), two the screw thread of screw rod (35) is revolved to the same.

5. A constant-temperature water tank as set forth in claim 4, wherein: and a sealing ring (5) is arranged at the joint of the driving shaft (34) and the water tank body (1).

6. A constant-temperature water tank as set forth in claim 1, wherein: the top wall of the placing tray (2) is provided with a storage opening (61), the lower edge of the storage opening (61) is provided with a step (62), a storage basket (6) used for bearing a test piece is arranged in the storage opening (61), the storage basket (6) is abutted to the step (62), and a handle (63) is fixedly arranged at the top of the storage basket (6).

7. A constant-temperature water tank as set forth in claim 6, wherein: offer on the diapire of protective cover (12) and supply handle (63) male chamber (7) that holds, it is provided with sponge piece (71) to hold the intussuseption in chamber (7).

8. A constant-temperature water tank as set forth in claim 6, wherein: and a filtering layer (8) is arranged in the storage basket (6).