CN210906230U

CN210906230U - Constant-temperature water bath kettle

Info

Publication number: CN210906230U
Application number: CN201921814999.8U
Authority: CN
Inventors: 李小涛; 胡振腾; 蔡罕水; 刘海平
Original assignee: Xiamen Baicheng Building Materials Co ltd
Current assignee: Xiamen Baicheng Building Materials Co ltd
Priority date: 2019-10-26
Filing date: 2019-10-26
Publication date: 2020-07-03
Anticipated expiration: 2029-10-26

Abstract

The utility model relates to a constant temperature water bath relates to heating device's technical field, and it includes the heating cabinet, sets up at the heating element of heating cabinet bottom and sets up the drainage subassembly on the heating cabinet lateral wall, set up the through-hole rather than inside intercommunication on the heating cabinet, through-hole circumference is provided with clamping components, clamping components including fix at heating cabinet up end and inside hollow installing frame, with installing frame sliding connection's slide bar and fix the clamp plate that is close to through-hole one end at the slide bar, seted up on the installing frame with the logical groove of through-hole intercommunication, the slide bar symmetry is provided with two just the slide bar passes through its slip of drive assembly drive. The utility model discloses can adjust the distance between two slide bars according to heating container's size to make the tight piece of clamp press from both sides tightly heating container, the utility model discloses can be suitable for the heating container of multiple size to use.

Description

Constant-temperature water bath kettle

Technical Field

The utility model belongs to the technical field of heating device's technique and specifically relates to a constant temperature water-bath.

Background

The constant temperature water bath kettle is mainly used for distilling, drying, concentrating and warm-soaking chemical reagents, medicines and biological products in a laboratory, can also be used for water bath constant temperature heating and other temperature tests, and is a necessary tool for biology, heredity, aquatic products, environmental protection, medicine, health discipline, laboratory, analysis room and education and scientific research.

Chinese patent No. CN202199362U discloses a water bath, which comprises a temperature control unit, a heating unit and a water bath tank connected with the temperature control unit, and a supporting and fixing frame for fixing a container to be heated, wherein the supporting and fixing frame is provided with a hole larger than the heating container, and the supporting and fixing frame is movably connected with the water bath tank. The water bath kettle can heat experimental instruments such as test tubes and conical flasks, and is convenient for fixing a heating container.

The above prior art solutions have the following drawbacks: the aperture of the hole formed on the supporting and fixing frame is fixed and unchanged, and when the size of the used heating container is changed, the water bath kettle is difficult to be suitable for heating containers with different sizes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a constant temperature water-bath can adjust according to heating container's size, presss from both sides tightly heating container, is suitable for the container heating of multiple size to use.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a constant temperature water bath, includes the heating cabinet, sets up at the heating element of heating cabinet bottom and sets up the drainage subassembly on the heating cabinet lateral wall, set up the through-hole rather than inside intercommunication on the heating cabinet, through-hole circumference is provided with clamping component, clamping component including fix heating cabinet up end and inside hollow installing frame, with installing frame sliding connection's slide bar and fix the tight piece of clamp that is close to through-hole one end at the slide bar, seted up on the installing frame with the logical groove of through-hole intercommunication, the slide bar symmetry be provided with two just the slide bar passes through its slip of drive assembly drive.

By adopting the technical scheme, when the size of the heating container is changed, the driving assembly drives the sliding rods to slide, the sliding rods drive the clamping pieces fixed with the sliding rods to slide together, and when the size of the container is increased, the driving assembly drives the two sliding rods to slide in opposite directions; when the container size reduces, drive assembly drive slide bar slides to the direction that is close to each other, so can adjust according to heating container's size, presss from both sides tightly heating container, the utility model discloses can be suitable for the heating container of multiple size and use.

The utility model discloses further set up to: the sliding rod comprises a square rod fixed with the clamping piece and a round rod connected with the mounting frame in a sliding manner, and the square rod is fixed with the round rod; the driving assembly comprises a screw rod in threaded connection with the side wall of the mounting frame, a U-shaped rod in rotary connection with the screw rod, a wedge block fixed at the end part of the U-shaped rod, a rectangular hole formed in the side wall of the square rod and in sliding fit with the wedge block, and a spring sleeved on the round rod, the screw rod is perpendicular to the round rod, the cross section area of the wedge block is gradually reduced from the cross section area close to one end of the U-shaped rod to the cross section area far away from one end of the U-shaped rod, and the inclined surface of the wedge block is attached to the side wall of the rectangular hole; one end of the round rod, which is far away from the square rod, is fixed with a limiting block, one end of the spring is fixed with the limiting block, and the other end of the spring is fixed with the side wall of the mounting frame.

Through adopting above-mentioned technical scheme, rotate the screw rod, because of screw rod and installing frame threaded connection, the installing frame is fixed motionless, therefore the screw rod rotates and to drive U type pole and remove along the length direction of screw rod. When the U-shaped rod moves towards the direction far away from the screw rod, the wedge-shaped block is consistent with the moving direction of the U-shaped rod along the rectangular hole. Because the inclined plane of wedge and the lateral wall butt of rectangular hole, the wedge can support tight square pole at the removal process, drives the square pole and moves to the direction that is close to the through-hole, until pressing from both sides tight piece and press from both sides tight heating container, stop to rotate the screw rod. When the heating experiment is finished, the heating container needs to be taken down, and the screw rod is rotated in the opposite direction.

The utility model discloses further set up to: and a handle for driving the screw rod to rotate is fixed at the end part of the screw rod, which is far away from the U-shaped rod.

Through adopting above-mentioned technical scheme, set up the handle, make things convenient for the experimenter to operate, the twist grip can drive the screw rod and rotate to the realization is treated the clamp of heating container and is relaxed.

The utility model discloses further set up to: at least two clamping pieces are vertically arranged on the square rod.

Through adopting above-mentioned technical scheme, set up a plurality of clamp pieces and can improve the clamp piece and treat the centre gripping stability of heating the container, avoid treating that the inside liquid of heating the container is more, weight is big, leads to treating that the heating container drops from pressing from both sides the piece to improve the security of experiment operation.

The utility model discloses further set up to: and a rubber sheet is fixed on the inner wall of the clamping sheet.

Through adopting above-mentioned technical scheme, among the prior art, press from both sides tight piece and generally make for metal material, treat that the heating container is the glass container, and the rubber layer can avoid pressing from both sides tight piece direct contact and treating the heating container, and the rubber layer texture is soft, and with treating the heating container direct contact, can not treat the heating container surface and cause the scratch, can not influence heating container surface scale yet to play the extension and treat the effect that the heating container was long when using.

The utility model discloses further set up to: the heating component comprises a heating pipe fixed on the bottom surface of the heating box and a control switch installed on the side wall of the heating box and electrically connected with the heating pipe.

Through adopting above-mentioned technical scheme, control switch is used for controlling the heating of heating pipe, opens control switch, and the heating pipe can heat the inside water of heating cabinet.

The utility model discloses further set up to: the heating pipe is distributed in a snake shape.

Through adopting above-mentioned technical scheme, the heating pipe is snakelike distribution, is favorable to the hydroenergy enough even heating in the heating cabinet, guarantees the experimentation, and everywhere temperature is unanimous in the heating cabinet, improves the accuracy of experiment.

The utility model discloses further set up to: the drainage assembly comprises a drainage pipe communicated with the heating box and a drainage valve arranged on the drainage pipe, and the drainage pipe is arranged on the side wall below the heating box.

Through adopting above-mentioned technical scheme, the water in the heating cabinet has the incrustation scale through heating for a long time, also can be because the misoperation leads to the water in the heating cabinet to be polluted, consequently needs to change the inside water of heating cabinet. Before pouring into clean water, need earlier with the water discharge in the heating cabinet, set up drainage assembly, through opening drainage valve, contaminated water is accessible drain pipe discharge in the heating cabinet, clears up the back to the heating cabinet inside, can water injection again.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the size of the heating container is changed, the driving assembly drives the sliding rods to slide, the sliding rods drive the clamping pieces fixed with the sliding rods to slide together, and when the size of the heating container is increased, the driving assembly drives the two sliding rods to slide in opposite directions; when the size of the container is reduced, the driving assembly drives the sliding rods to slide towards the mutually approaching direction, so that the heating container can be adjusted according to the size of the heating container and clamped tightly, and the heating container can be suitable for heating containers with various sizes;

2. the screw rod is rotated, and the installation frame is fixed because of the threaded connection of the screw rod and the installation frame, so that the screw rod rotates to drive the U-shaped rod to move along the length direction of the screw rod. When the U-shaped rod moves towards the direction far away from the screw rod, the wedge-shaped block is consistent with the moving direction of the U-shaped rod along the rectangular hole. Because the inclined plane of wedge and the lateral wall butt of rectangular hole, the wedge can support tight square pole at the removal process, drives the square pole and moves to the direction that is close to the through-hole, until pressing from both sides tight piece and press from both sides tight heating container, stop to rotate the screw rod. When the heating experiment is finished, the heating container needs to be taken down, and the screw rod is rotated in the opposite direction;

3. the rubber layer is fixed on the clamping piece, the rubber layer can avoid the direct contact of the clamping piece with the container to be heated, the rubber layer is soft in texture, the direct contact with the container to be heated can not cause scratches on the surface of the container to be heated, and the scale on the surface of the container to be heated can not be influenced, so that the effect of prolonging the service life of the container to be heated can be achieved.

Drawings

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

fig. 2 is a schematic structural diagram of the clamping assembly and the driving assembly of the present invention.

Reference numerals: 1. a heating box; 11. a through hole; 2. a heating assembly; 21. heating a tube; 22. a control switch; 3. a drainage assembly; 31. a drain pipe; 32. a drain valve; 4. a clamping assembly; 41. installing a frame; 411. a through groove; 42. a slide bar; 421. a square bar; 422. a round bar; 423. a limiting block; 43. a clamping piece; 431. a rubber sheet; 5. a drive assembly; 51. a screw; 511. a handle; 52. a U-shaped rod; 53. a wedge block; 54. a rectangular hole; 55. a spring.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a constant temperature water bath, including heating cabinet 1, set up heating element 2 in heating cabinet 1 bottom, set up drainage component 3 on heating cabinet 1 lateral wall and be located the clamping component 4 of heating cabinet 1 top.

As shown in fig. 1, the heating box 1 is a hollow rectangular parallelepiped, four through holes 11 communicated with the inside of the heating box 1 are symmetrically formed in the upper end surface of the heating box 1, four groups of heating experiments can be simultaneously performed, and the clamping assembly 4 is used for clamping a heating container placed in the through holes 11. Referring to fig. 2, the clamping assembly 4 includes a mounting frame 41, a sliding rod 42 and a clamping piece 43, the mounting frame 41 is a rectangular frame with a hollow interior, the mounting frame 41 is fixed on the upper end surface of the heating box 1, a through groove 411 penetrating through the upper end surface and the lower end surface of the mounting frame 41 is formed in the mounting frame 41, and the through groove 411 is located right above the through hole 11. Two sliding rods 42 are symmetrically arranged at each through hole 11, the sliding rods 42 penetrate through the side wall of the heating box 1 and are in sliding connection with the heating box 1, and the length direction of the sliding rods 42 is consistent with that of the heating box 1. The clamping pieces 43 are fixed with one end of the sliding rod 42 close to the through hole 11, three clamping pieces 43 are arranged in the vertical direction, the three clamping pieces 43 are arc-shaped pieces, and the arc opening direction of the clamping pieces 43 is far away from the sliding rod 42. Set up three clamp plate 43 and can improve the clamp plate 43 and treat the centre gripping stability of heating the container, avoid treating that the inside liquid of heating the container is more, weight is big, leads to treating that the heating container drops from clamp plate 43 to improve the security of experimental operation. Two slide bars 42 are close to each other or keep away from, can change the distance between the tight piece 43 of clamp, so can adjust according to heating container's size, press from both sides tight heating container, the utility model discloses can be suitable for the container heating of multiple size and use.

As shown in fig. 2, the rubber sheet 431 is fixed on the inner wall of the clamping sheet 43, in the prior art, the clamping sheet 43 is generally made of a metal material, the container to be heated is a glass container, the rubber layer can avoid the clamping sheet 43 from directly contacting the container to be heated, the rubber layer is soft, and is directly contacted with the container to be heated, so that scratches on the surface of the container to be heated can not be caused, and the surface scale of the container to be heated can not be influenced, thereby achieving the effect of prolonging the service life of the container to be heated.

As shown in fig. 2, the sliding rod 42 is driven by the driving assembly 5 to slide, the sliding rod 42 includes a square rod 421 and a round rod 422, the square rod 421 is fixed to the round rod 422, one end of the square rod 421, which is far away from the round rod 422, is fixed to the clamping piece 43, one end of the round rod 422, which is far away from the square rod 421, penetrates through the side wall of the mounting frame 41 to be slidably connected with the mounting frame 41, and the cross-sectional area of the square rod 421 is larger than that of the round rod 422.

As shown in fig. 2, the driving assembly 5 includes a screw 51, a U-shaped rod 52, a wedge 53, a rectangular hole 54, and a spring 55, the screw 51 is threaded to the mounting frame 41 through the sidewall of the mounting frame 41, and the length direction of the screw 51 is perpendicular to the length direction of the round rod 422 and is located in the same horizontal plane. One end of the screw 51, which is located at the mounting frame 41, is rotatably connected with the U-shaped rod 52, and one end of the screw 51, which is located outside the mounting frame 41, is fixed with a quincunx handle 511, which is convenient for driving the screw 51 to rotate. The two wedge blocks 53 are provided, and the two wedge blocks 53 are fixed to both ends of the U-shaped bar 52, respectively. Rectangular hole 54 sets up on the lateral wall of square bar 421 and rectangular hole 54 sets up the direction unanimous with the length direction of screw 51, and the inclined plane of wedge 53 is laminated with the lateral wall that rectangular hole 54 is close to through-hole 11, and the cross section of wedge 53 is the rectangle and wedge 53 is from the cross-sectional area that is close to U-shaped pole 52 one end to keeping away from the cross-sectional area of U-shaped pole 52 one end and reducing gradually. The round rod 422 is fixed with the stopper 423 far away from the one end of the square rod 421, the cross section of the stopper 423 is circular, the cross section area of the stopper 423 is larger than that of the round rod 422, the spring 55 is sleeved on the round rod 422, one end of the spring 55 is fixed with the side wall of the mounting frame 41, and the other end of the spring 55 is fixed with the stopper 423.

As shown in FIG. 1, heating element 2 includes heating pipe 21 and control switch 22, and heating pipe 21 is fixed on the bottom surface of heating cabinet 1 and heating pipe 21 is snakelike distribution on the bottom surface of heating cabinet 1, is favorable to the enough even heating of hydroenergy in the heating cabinet 1, guarantees the experimentation, and everywhere temperature is unanimous in the heating cabinet 1, improves the accuracy of experiment. The control switch 22 is installed on the side wall of the heating box 1, the control switch 22 is electrically connected with the heating pipe 21, the control switch 22 is used for controlling the power on/off of the heating pipe 21 and a power supply, the control switch 22 is turned on, and the heating pipe 21 heats water in the heating box 1.

As shown in fig. 1, the drain assembly 3 includes a drain pipe 31 and a drain valve 32, the drain pipe 31 is disposed on a side wall of a lower end of the heating box 1, one end of the drain pipe 31 is communicated with the inside of the heating box 1, the other end penetrates through the side wall of the heating box 1 and extends to the outside of the heating box 1, and the drain valve 32 is installed on the drain pipe 31. The water in the heating tank 1 is heated for a long time, and the water in the heating tank 1 is contaminated due to improper operation, so that the water in the heating tank 1 needs to be replaced. Before pouring into clean water, need earlier with the water discharge in the heating cabinet 1, set up drainage component 3, through opening drain valve 32, contaminated water can be discharged through drain pipe 31 in the heating cabinet 1, clears up the back to heating cabinet 1 inside, can water injection again.

The implementation principle of the embodiment is as follows: when the constant-temperature water bath kettle is used, water is injected into the heating box 1 from the through hole 11, the control switch 22 is turned on to heat the water in the heating box 1, then the heating container is placed into the heating box 1 from the through hole 11, and the liquid level in the heating container is guaranteed to be below the liquid level in the heating box 1, so that the liquid is uniformly heated. When the screw 51 is rotated, the screw 51 is screwed with the mounting frame 41, and the mounting frame 41 is fixed, so that the screw 51 rotates to drive the U-shaped rod 52 to move along the length direction of the screw 51. When the U-shaped rod 52 moves away from the screw 51, the wedge block 53 is aligned with the movement of the U-shaped rod 52 along the rectangular hole 54. Because the inclined surface of the wedge-shaped block 53 is abutted against the side wall of the rectangular hole 54, the wedge-shaped block 53 abuts against the square rod 421 in the moving process, the square rod 421 is driven to move towards the direction close to the through hole 11 until the clamping piece 43 clamps the heating container, and the screw 51 stops rotating. When the heating experiment is finished, the heating container needs to be removed, and the screw 51 is rotated in the opposite direction.

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 constant temperature water bath, includes heating cabinet (1), sets up heating element (2) and drainage subassembly (3) of setting on heating cabinet (1) lateral wall in heating cabinet (1) bottom, set up through-hole (11) rather than inside intercommunication on heating cabinet (1), through-hole (11) circumference is provided with clamping component (4), its characterized in that: clamping unit (4) including fixing at heating cabinet (1) up end and inside hollow installing frame (41), with installing frame (41) sliding connection's slide bar (42) and fixing at slide bar (42) and be close to clamp tight piece (43) of through-hole (11) one end, seted up on installing frame (41) with logical groove (411) of through-hole (11) intercommunication, slide bar (42) symmetry be provided with two just slide bar (42) drive its slip through drive assembly (5).

2. The thermostat water bath according to claim 1, characterized in that: the sliding rod (42) comprises a square rod (421) fixed with the clamping piece (43) and a round rod (422) in sliding connection with the mounting frame (41), and the square rod (421) is fixed with the round rod (422); the driving assembly (5) comprises a screw rod (51) in threaded connection with the side wall of the mounting frame (41), a U-shaped rod (52) in rotary connection with the screw rod (51), a wedge block (53) fixed at the end part of the U-shaped rod (52), a rectangular hole (54) which is formed in the side wall of the square rod (421) and is in sliding fit with the wedge block (53), and a spring (55) sleeved on the round rod (422), wherein the screw rod (51) is perpendicular to the round rod (422), the cross-sectional area of the wedge block (53) is gradually reduced from the cross-sectional area close to one end of the U-shaped rod (52) to the cross-sectional area far away from one end of the U-shaped rod (52), and the inclined surface of the wedge block (53) is attached to the side wall of the rectangular hole (54); one end, far away from the square rod (421), of the round rod (422) is fixedly provided with a limiting block (423), one end of the spring (55) is fixed with the limiting block (423), and the other end of the spring is fixed with the side wall of the mounting frame (41).

3. The thermostat water bath according to claim 2, characterized in that: and a handle (511) for driving the screw rod (51) to rotate is fixed at the end part of the screw rod (51) far away from the U-shaped rod (52).

4. The thermostat water bath according to claim 2, characterized in that: at least two clamping sheets (43) are vertically arranged on the square rod (421).

5. The thermostat water bath according to claim 1, characterized in that: a rubber sheet (431) is fixed on the inner wall of the clamping sheet (43).

6. The thermostat water bath according to claim 1, characterized in that: the heating component (2) comprises a heating pipe (21) fixed on the bottom surface of the heating box (1) and a control switch (22) installed on the side wall of the heating box (1) and electrically connected with the heating pipe (21).

7. The thermostatic water bath according to claim 6, wherein: the heating pipes (21) are distributed in a snake shape.

8. The thermostat water bath according to claim 1, characterized in that: drainage subassembly (3) include drain pipe (31) and install drain valve (32) on drain pipe (31) with heating cabinet (1) intercommunication, drain pipe (31) set up on the lateral wall of heating cabinet (1) below.