Low-temperature thermostatic bath with flow control structure

Abstract

The utility model provides a low-temperature thermostatic bath with a flow control structure, which comprises a thermostatic bath body, one side of the thermostatic bath body is fixedly connected with a controller, one side of the thermostatic bath body is fixedly connected with a flow control box, and one side of the flow control box is movably connected with a water pump; by means of connection of the connecting inner frame in the flow control box, fluid media can be filtered through the filter screen, particulate matter media existing in the fluid media are filtered and blocked, the use effect of the fluid media is improved, meanwhile, particulate matter accumulated on the surface of the filter screen can be swept through the moving cleaning brush, and the cleaning effect is improved. The condition that the filter screen is blocked by particles is reduced, and the efficiency of the fluid medium passing through the filter screen is improved; and meanwhile, by stably rotating the test bed at a constant speed, the test material in the test bed is kept in full contact with the fluid medium, the local temperature is prevented from being too low or non-uniform when the test bed is static, and the test effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of low temperature thermostat tank, and specifically relates to a low temperature thermostat tank with flow control structure. BACKGROUND

[0002] The working principle of the low temperature thermostat tank is based on the principle of heat production and refrigeration capacity balance. When the refrigerant evaporates and condenses, it continuously releases or absorbs heat, so that the working chamber forms a relatively constant temperature. At the same time, the real-time temperature in the working chamber can be obtained through the digital display panel, and the temperature can be adjusted through the control system.

[0003] In the prior art, the authorized publication number "CN220345876U" discloses a "low temperature thermostat tank with flow control structure"; including; thermostat tank main body, the upper part of thermostat tank main body is provided with thermostat tank inner wall, a plurality of heating refrigeration pipes are fixedly connected in the inside of thermostat tank inner wall, the bottom end of thermostat tank inner wall is provided with water inlet pipe, the upper part of thermostat tank inner wall is fixedly connected with flow speed control pipe, circulation pipe is fixedly connected between flow speed control pipe and water inlet pipe;A plurality of openings are formed in the surface of flow speed control pipe, a plug is inserted into the inside of flow speed control pipe, a threaded rod is rotatably connected to one side of plug. Through the above structure, the threaded rod is screwed with the threaded ring, the plug is moved, the plug is in contact with the opening, the liquid enters the flow speed control pipe through the opening, and then is discharged from the upper part of thermostat tank main body. The flow speed control pipe controls the flow speed, and the uniform flow is circulated.

[0004] The above technical scheme has the following technical problems. In the process of flow control, impurities contained in the liquid can block the pipeline, filter and water pump, resulting in poor water circulation. The impurities can also adhere to the surface of the heat exchanger, reducing the heat transfer effect and affecting the cooling capacity. At the same time, when the material is in a static state in the low temperature thermostat tank, due to the unevenness of heat conduction, the temperature of each part of the material will be different, which will affect the accuracy and reliability of the test results.

[0005] Therefore, we propose a low temperature thermostat tank with flow control structure to solve the above problems. Utility model content

[0006] The utility model provides a low constant temperature tank with flow control structure to solve above -mentioned background art proposed liquid contains the impurity and can block pipe, filter and water pump, lead to water circulation is not smooth, and the impurity can also be attached to the surface of heat exchanger, reduces its heat transfer effect, influence cooling capacity, when material is in low constant temperature tank in stationary state, because of the inhomogeneity of heat conduction, can lead to the temperature difference of each part of material, can influence the accuracy and reliability of test result problem.

[0007] In order to realize above -mentioned purpose, the utility model discloses the following technical schemes to realize:

[0008] A low constant temperature tank with flow control structure, including constant temperature tank body, the one side of constant temperature tank body is connected with controller fixedly, the one side of constant temperature tank body is connected with flow control box fixedly, the one side of flow control box is connected with water pump swingingly, the one side of water pump is connected with liquid inlet pipe swingingly, the bottom of flow control box is connected with liquid outlet pipe fixedly, the top of flow control box is connected with top connecting frame fixedly, the top of top connecting frame is provided with motor body, the output shaft of motor body is connected with top transmission link fixedly, the bottom of top transmission link is connected with top connecting rod fixedly, the surface of top connecting rod is connected with stirring blade fixedly.

[0009] As the preferred of this embodiment, the inside of flow control box is fixedly connected with connecting inner frame, and the inside of connecting inner frame is fixedly connected with filter screen.

[0010] As the preferred of this embodiment, the bottom of top connecting rod is fixedly connected with bottom transmission plate, and the top of bottom transmission plate is swingingly connected with cleaning brush.

[0011] As the preferred of this embodiment, the surface of top transmission link is fixedly connected with No.

[0012] As the preferred of this embodiment, the bottom of No.

[0013] As the preferred of this embodiment, the top of left transmission gear plate is fixedly connected with top connecting disc, and the top of top connecting disc is fixedly connected with test bench.

[0014] As the preferred of this embodiment, the bottom of right transmission gear plate is swingingly connected with No.

[0015] As the preferred embodiment of the present application, the top of the second tooth disc is movably connected with a top bearing disc, one side of the top bearing disc is movably connected with a limiting outer frame, and one side of the limiting outer frame is fixedly connected with one side of the constant-temperature tank body.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] (1) The utility model discloses a filter screen for fluid medium, which comprises a flow control box, a filter screen, a cleaning brush, a top connecting rod, a bottom transmission plate and a transmission tooth belt.

[0018] (2) The utility model discloses a filter screen for fluid medium, which comprises a flow control box, a filter screen, a cleaning brush, a top connecting rod, a bottom transmission plate and a transmission tooth belt. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are included to provide a further understanding of the utility model, constitute a part of the specification and are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0020] Figure 1 It is the overall appearance structure schematic diagram of the utility model;

[0021] Figure 2 It is the flow control box structure schematic diagram of the utility model;

[0022] Figure 3 It is the top connecting rod structure schematic diagram of the utility model;

[0023] Figure 4 It is the bottom transmission plate structure schematic diagram of the utility model;

[0024] Figure 5 It is the transmission tooth belt structure schematic diagram of the utility model;

[0025] Figure 6 This is a schematic diagram of the bottom transmission rod structure of the present utility model;

[0026] Explanation of reference numbers: 1. Constant temperature bath body; 2. Controller; 3. Test bench; 401. Liquid inlet pipe; 402. Water pump; 403. Flow control box; 404. Liquid outlet pipe; 501. Top connecting frame; 502. Motor body; 503. Top transmission rod; 504. Top connecting rod; 505. Stirring blade; 506. Bottom transmission plate; 507. Cleaning brush; 508. Connecting inner frame; 509. Filter; 601. No. 1 gear disc; 602. Transmission belt; 603. No. 2 gear disc; 604. Top bearing disc; 605. Limiting outer frame; 606. Bottom transmission rod; 607. Right transmission gear disc; 608. No. 1 bearing disc; 609. Left transmission gear disc; 6010. No. 2 bearing disc; 6011. Top connecting disc. DETAILED DESCRIPTION

[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts are within the scope of protection of the present invention.

[0028] See also Figures 1 to 6 As shown, an embodiment of the utility model provides a low-temperature constant temperature bath with a flow control structure, specifically including a constant temperature bath body 1, a controller 2 is fixedly connected to one side of the constant temperature bath body 1, a flow control box 403 is fixedly connected to one side of the constant temperature bath body 1, a water pump 402 is movably connected to one side of the flow control box 403, a liquid inlet pipe 401 is movably connected to one side of the water pump 402, a liquid outlet pipe 404 is fixedly connected to the bottom of the flow control box 403, a top connecting frame 501 is fixedly connected to the top of the flow control box 403, a motor body 502 is provided on the top of the top connecting frame 501, an output shaft of the motor body 502 is fixedly connected to a top transmission rod 503, a bottom end of the top transmission rod 503 is fixedly connected to a top connecting rod 504, and a stirring blade 505 is fixedly connected to the surface of the top connecting rod 504.

[0029] Specifically in this embodiment, during normal operation, the device is first started by the water pump 402, and the fluid medium in the constant-temperature tank body 1 is sent into the flow control box 403 along the liquid inlet pipe 401 by the water pump 402. The fluid medium entering the flow control box 403 will flow back into the constant-temperature tank body 1 through the liquid outlet pipe 404, keeping the fluid medium in the constant-temperature tank body 1 in a circulating state. The water pump 402 controls the liquid flow, and the controller 2 controls the temperature of the fluid in the constant-temperature tank body 1. At the same time, the motor body 502 is started, and the top transmission rod 503 is driven to rotate by the motor body 502. The rotating top transmission rod 503 drives the top connecting rod 504 to rotate, and the rotating top connecting rod 504 drives the plurality of stirring blades 505 to rotate. The plurality of stirring blades 505 rotate along the inner side of the flow control box 403, agitating the fluid medium entering the flow control box 403 and improving the uniformity of the fluid medium composition temperature.

[0030] As shown in Figures 1 to 6 The inner side of the flow control box 403 is fixedly connected with the connecting inner frame 508, and the inner side of the connecting inner frame 508 is fixedly connected with the filter screen 509. The connection of the connecting inner frame 508 in the flow control box 403 allows the fluid medium to be filtered by the filter screen 509, blocking and filtering the particulate matter in the fluid medium, thereby improving the use effect of the fluid medium. The bottom of the top connecting rod 504 is fixedly connected with the bottom transmission plate 506, and the top of the bottom transmission plate 506 is movably connected with the cleaning brush 507. The rotating bottom transmission plate 506 synchronously drives the cleaning brush 507 to move. The moving cleaning brush 507 sweeps the particulate matter accumulated on the surface of the filter screen 509, reduces the blockage of the filter screen 509 by particulate matter, and improves the efficiency of the fluid medium passing through the filter screen 509.

[0031] As shown in Figures 1 to 6 The surface of the top transmission rod 503 is fixedly connected with the first gear disc 601, one side of the first gear disc 601 is transmissionally connected with the transmission gear belt 602, one side of the transmission gear belt 602 is transmissionally connected with the second gear disc 603, the bottom of the second gear disc 603 is fixedly connected with the bottom transmission rod 606, the bottom of the bottom transmission rod 606 is fixedly connected with the right transmission gear disc 607, one side of the right transmission gear disc 607 is meshingly connected with the left transmission gear disc 609, the top of the left transmission gear disc 609 is fixedly connected with the top connecting disc 6011, and the top of the top connecting disc 6011 is fixedly connected with the test bench 3. In this embodiment, the rotating top connecting disc 6011 drives the test bench 3 to move, driving the test bench 3 to stably and uniformly rotate along the inner side of the constant-temperature tank body 1. The stably and uniformly rotating test bench 3 keeps the test material in the test bench 3 in full contact with the fluid medium, avoids local temperature being too low or uneven when stationary, and improves the test effect.

[0032] Further optimize this embodiment, the bottom of the right transmission gear disc 607 is movably connected with a first bearing disc 608, the bottom of the left transmission gear disc 609 is movably connected with a second bearing disc 6010, and the bottom of the second bearing disc 6010 and the bottom of the first bearing disc 608 are movably connected to the inner side of the constant-temperature tank body 1. The rotating right transmission gear disc 607 is movably connected to the inner side of the constant-temperature tank body 1 through the first bearing disc 608, so that the stable rotation of the right transmission gear disc 607 is maintained, and the left transmission gear disc 609 is movably connected to the inner side of the constant-temperature tank body 1 through the second bearing disc 6010 when rotating, so that the left transmission gear disc 609 is stably supported through the second bearing disc 6010.

[0033] Further optimize this embodiment, the top of the second gear disc 603 is movably connected with a top bearing disc 604, one side of the top bearing disc 604 is movably connected with a limiting outer frame 605, and one side of the limiting outer frame 605 is fixedly connected to one side of the constant-temperature tank body 1. The moving transmission gear belt 602 synchronously drives the second gear disc 603 to rotate, the rotating second gear disc 603 is movably connected to the surface of the limiting outer frame 605 through the top bearing disc 604, and the top bearing disc 604 is supported by the limiting outer frame 605, thereby improving the stability of the rotation of the second gear disc 603.

[0034] The specific working process of the utility model is as follows:

[0035] First, the water pump 402 is started, and the fluid medium in the constant-temperature tank body 1 is sent into the flow control box 403 along the liquid inlet pipe 401 through the water pump 402, the fluid medium entering the flow control box 403 flows back into the constant-temperature tank body 1 through the liquid outlet pipe 404, so that the fluid medium in the constant-temperature tank body 1 is kept in a circulating state, and the liquid flow is controlled by the water pump 402, and the temperature of the fluid in the constant-temperature tank body 1 is controlled by the controller 2. At the same time, the motor body 502 is started, the top transmission rod 503 is driven to rotate by the motor body 502, the top transmission rod 503 is driven to rotate by the top transmission rod 503, and the plurality of stirring blades 505 are driven to rotate by the top transmission rod 503. The plurality of stirring blades 505 rotate along the inner side of the flow control box 403, and the fluid medium entering the flow control box 403 is stirred, so that the uniformity of the fluid medium composition temperature is improved. At the same time, the connection between the flow control box 403 and the inner frame 508 enables the fluid medium to be filtered through the filter screen 509, so that the particulate matter in the fluid medium is filtered and blocked, thereby improving the use effect of the fluid medium. At the same time, the rotating top connecting rod 504 synchronously drives the bottom transmission plate 506 to rotate, and the rotating bottom transmission plate 506 synchronously drives the cleaning brush 507 to move, so that the particulate matter accumulated on the surface of the filter screen 509 is cleaned by the moving cleaning brush 507, thereby reducing the blockage of the filter screen 509 by the particulate matter, and improving the efficiency of the fluid medium passing through the filter screen 509.

[0036] When the motor body 502 drives the top transmission rod 503 to rotate, the rotating top transmission rod 503 will synchronously drive the No. 1 gear disc 601 to rotate, and the rotating No. 1 gear disc 601 will synchronously drive the transmission toothed belt 602 to move, and the moving transmission toothed belt 602 will synchronously drive the No. 2 gear disc 603 to rotate, and the rotating No. 2 gear disc 603 will be movably connected to the surface of the limiting outer frame 605 through the top bearing disc 604, and the limiting outer frame 605 is used to support the top bearing disc 604, thereby improving the rotation stability of the No. 2 gear disc 603, and the continuously rotating No. 2 gear disc 603 will drive the bottom transmission rod 606 to move, and the rotating bottom transmission rod 606 will drive the right transmission gear disc 607 to rotate, and the rotating right transmission gear disc 607 will be movably connected to the inner side of the constant temperature tank body 1 through the No. 1 bearing disc 608, maintaining The right transmission gear disc 607 rotates stably, and through the engagement of the right transmission gear disc 607 and the left transmission gear disc 609, when the right transmission gear disc 607 rotates, it will synchronously drive the left transmission gear disc 609 to rotate, and the rotating left transmission gear disc 609 will synchronously drive the top connecting disc 6011 to rotate, and when the left transmission gear disc 609 rotates, it will be movably connected to the inner side of the constant temperature tank body 1 through the No. 2 bearing disc 6010, and the left transmission gear disc 609 is stably supported by the No. 2 bearing disc 6010. The rotating top connecting disc 6011 will drive the test bench 3 to move, and drive the test bench 3 to rotate stably and uniformly along the inner side of the constant temperature tank body 1. By rotating the test bench 3 stably and uniformly, the test material in the test bench 3 is kept in full contact with the fluid medium, and the local temperature is avoided to be too low or uneven when stationary, thereby improving the test effect.

[0037] The contents not described in detail in this specification belong to the prior art known to professionals in this field, and are not the key to the present utility model, so they will not be elaborated on again.

[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A low-temperature constant temperature bath with a flow control structure, comprising a constant temperature bath body (1), characterized in that: One side of the thermostatic tank (1) is fixedly connected to a controller (2), one side of the thermostatic tank (1) is fixedly connected to a flow control box (403), one side of the flow control box (403) is movably connected to a water pump (402), one side of the water pump (402) is movably connected to a liquid inlet pipe (401), the bottom of the flow control box (403) is fixedly connected to a liquid outlet pipe (404), the top of the flow control box (403) is fixedly connected to a top connecting frame (501), the top of the top connecting frame (501) is provided with a motor body (502), the output shaft of the motor body (502) is fixedly connected to a top transmission rod (503), the bottom end of the top transmission rod (503) is fixedly connected to a top connecting rod (504), and the surface of the top connecting rod (504) is fixedly connected to a stirring blade (505).

2. The low-temperature constant temperature bath with a flow control structure according to claim 1, characterized in that: The inner side of the flow control box (403) is fixedly connected to a connecting inner frame (508), and the inner side of the connecting inner frame (508) is fixedly connected to a filter screen (509).

3. The low-temperature constant temperature bath with a flow control structure according to claim 2, characterized in that: The bottom of the top connecting rod (504) is fixedly connected to a bottom transmission plate (506), and the top of the bottom transmission plate (506) is movably connected to a cleaning brush (507).

4. The low-temperature constant temperature bath with a flow control structure according to claim 1, characterized in that: A first toothed disc (601) is fixedly connected to the surface of the top transmission rod (503), one side of the first toothed disc (601) is transmission-connected to a transmission toothed belt (602), and one side of the transmission toothed belt (602) is transmission-connected to a second toothed disc (603).

5. The low-temperature constant temperature bath with a flow control structure according to claim 4, characterized in that: The bottom of the second gear disc (603) is fixedly connected to a bottom transmission rod (606), the bottom of the bottom transmission rod (606) is fixedly connected to a right transmission gear disc (607), and one side of the right transmission gear disc (607) is meshedly connected to the left transmission gear disc (609).

6. The low-temperature constant temperature bath with a flow control structure according to claim 5, characterized in that: The top of the left transmission gear disc (609) is fixedly connected to a top connecting disc (6011), and the top of the top connecting disc (6011) is fixedly connected to a test bench (3).

7. The low-temperature constant temperature bath with a flow control structure according to claim 5, characterized in that: The bottom of the right transmission gear disc (607) is movably connected to the first bearing disc (608), and the bottom of the left transmission gear disc (609) is movably connected to the second bearing disc (6010), and the bottom of the second bearing disc (6010) and the bottom of the first bearing disc (608) are both movably connected to the inner side of the constant temperature tank body (1).

8. The low-temperature constant temperature bath with a flow control structure according to claim 4, characterized in that: The top of the second gear disc (603) is movably connected to a top bearing disc (604), one side of the top bearing disc (604) is movably connected to a limiting outer frame (605), and one side of the limiting outer frame (605) is fixedly connected to one side of the constant temperature tank body (1).

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