Constant-temperature and constant-humidity test piece curing chamber

Abstract

The utility model discloses a constant-temperature and constant-humidity test piece curing chamber which comprises a curing chamber body, sealing glass arranged on the curing chamber body and a controller. The maintenance room further comprises a cleaning device located in the maintenance room body, and the cleaning device comprises two upper mounting bases which are fixedly connected to the inner wall of the maintenance room body and located above the sealing glass, lead screws rotationally installed on the upper mounting bases, and a servo gear motor with the output end fixedly connected with the lead screws. The two lower mounting seats are fixedly connected to the inner wall of the curing chamber body and located below the sealing glass, the guide rods are fixedly connected to the lower mounting seats, the lead screw nuts are arranged on the lead screws in a sleeving mode, the sliding blocks are installed on the guide rods in a sliding mode, and the two ends of each rod body are fixedly connected with the corresponding sliding block and the corresponding lead screw nut respectively. And the rubber water scraping plate is fixedly connected to the rod body and is in contact with the sealing glass. The utility model has the advantages that the cleaning device is arranged, so that water drops on the sealing glass can be cleaned in time, and an observer can observe clearly and smoothly.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete specimen curing equipment, in particular to a constant temperature and humidity specimen curing chamber. Background Technique

[0002] A concrete standard curing chamber is a facility specifically used to control and maintain the environmental conditions required for concrete specimens during the curing process. To ensure that concrete specimens can reach their optimal performance and meet the test standards, this room needs to maintain a constant temperature and relative humidity. Through such environmental control, ideal curing conditions can be simulated, making it possible to compare concrete specimens made from different batches or different ratios, and ensuring the consistency and comparability of test results. The standard curing chamber is usually equipped with a precise temperature and humidity control system, monitoring equipment, and appropriate racks or shelves for storing specimens.

[0003] The Chinese utility model patent publication number CN220179653U discloses an intelligent visual curing chamber. By setting an observation port, personnel can clearly master the curing situation of specimens without entering the interior of the curing chamber, improving the curing quality of specimens and ensuring the accuracy of test data. However, during actual use, water droplets will form on the side of the sealing glass located inside the curing chamber due to the high humidity inside the chamber, which will affect the observation of personnel. Content of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a constant temperature and humidity specimen curing chamber.

[0005] To solve the above technical problem, the technical solution of the utility model is as follows:

[0006] A constant temperature and humidity specimen curing chamber, comprising a curing chamber body, a sealing door arranged on the curing chamber body, a test block placement rack arranged inside the curing chamber body, a sealing glass arranged on the curing chamber body, a temperature and humidity probe arranged inside the curing chamber body, an industrial humidifier for introducing atomized water into the curing chamber body, and a controller; the controller is electrically connected to the temperature and humidity probe and the industrial humidifier respectively; it further includes a cleaning device located inside the curing chamber body. The cleaning device includes two upper mounting seats fixedly connected to the inner wall of the curing chamber body and located above the sealing glass, a lead screw rotatably mounted on the upper mounting seats, a servo reduction motor with an output end fixedly connected to the lead screw, two lower mounting seats fixedly connected to the inner wall of the curing chamber body and located below the sealing glass, a guide rod fixedly connected to the lower mounting seats, a lead screw nut sleeved on the lead screw, a slider slidably mounted on the guide rod, a rod body with two ends respectively fixedly connected to the slider and the lead screw nut, and a rubber wiper fixedly connected to the rod body and in contact with the sealing glass.

[0007] Preferably, the industrial humidifier has an atomized water outlet which extends into the curing chamber body from the upper part of the curing chamber body; an axial flow fan is arranged inside the curing chamber body, the inlet of the axial flow fan is close to the atomized water outlet, the outlet of the axial flow fan is connected to a T-shaped tee, and both ends of the tee are fixedly connected to two parallel spray pipes through right-angle joints. A plurality of spray nozzles are arranged on both sides of the spray pipe; the axial flow fan is fixedly connected to the top of the curing chamber body through a hanger; the tee and the spray pipe are fixedly connected to the top of the curing chamber body through a suspender.

[0008] Preferably, the controller adopts a controller with network communication function; the controller is electrically connected to the servo reduction motor.

[0009] Preferably, the slider and the guide rod are connected by a dovetail groove guiding structure.

[0010] Preferably, the servo reduction motor is installed on the inner wall of the curing chamber body through a support.

[0011] Adopting the above technical solution, the following advantages are achieved:

[0012] 1. By providing a cleaning device, the present utility model can clean the water droplets on the sealed glass in a timely manner when needed. This cleaning device is crucial for maintaining good visibility, ensuring that the observer can observe clearly without obstruction.

[0013] 2. The device can also be operated regularly or manually according to actual usage requirements to ensure the best line-of-sight effect at any time, thus greatly improving the practicality of the device and the user experience.

[0014] 3. By adopting the technical solution of combining an axial flow fan and a spray pipe, the present utility model effectively improves the dispersion degree of the atomized water generated by the industrial humidifier in the curing chamber, and further significantly enhances the uniformity of the indoor humidity. Specifically, the axial flow fan cooperates with the spray pipe to evenly blow the atomized water to each corner of the curing chamber body, and the spray pipe plays a role in guiding the airflow and the atomized water flow direction to ensure the balanced distribution of humidity in the entire space. This design can not only avoid the problem of excessive or too low local humidity, but also ensure that the concrete specimens are under a consistent humidity environment during the curing process, which is crucial for maintaining the consistency and accuracy of the specimen quality. Therefore, the utility model not only optimizes the working efficiency of the curing chamber, but also improves the reliability of the test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the front view of the present utility model, in which some internal components are schematically shown;

[0016] Figure 2This is the top view of the present utility model, in which some internal components are schematically shown;

[0017] Figure 3 is Figure 1 the sectional view along A-A in

[0018] Figure 4 is Figure 3 the enlarged view of part B in

[0019] Figure 5 is Figure 3 the enlarged view of part C in

[0020] In the figure:

[0021] 1 - curing chamber body, 2 - sealing door, 3 - test block placement rack, 4 - sealing glass, 5 - temperature and humidity probe, 6 - industrial humidifier, 7 - controller, 8 - upper mounting seat, 9 - lead screw, 10 - servo reduction motor, 11 - lower mounting seat, 12 - guide rod, 13 - lead screw nut, 14 - slider, 15 - rod body, 16 - rubber wiper, 17 - atomized water outlet, 18 - axial flow fan, 19 - three-way pipe, 20 - right-angle joint, 21 - spray pipe, 22 - spray nozzle, 23 - hanger, 24 - suspension rod, 25 - support. Specific embodiments

[0022] The following further describes the specific embodiments of the present utility model with reference to the accompanying drawings. It should be noted here that the description of these embodiments is for helping to understand the present utility model, but does not constitute a limitation to the present utility model. In addition, the technical features involved in the various embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0023] As shown in the attached drawings, a constant temperature and humidity specimen curing chamber includes a curing chamber body 1, a sealing door 2 provided on the curing chamber body 1, a specimen placement rack 3 provided in the curing chamber body 1, a sealing glass 4 provided on the curing chamber body 1, a temperature and humidity probe 5 (a temperature and humidity probe with model RS-WS-N01-9L can be used) provided in the curing chamber body 1, an industrial humidifier 6 for introducing atomized water into the curing chamber body 1, and a controller 7; the controller 7 is electrically connected to the temperature and humidity probe 5 and the industrial humidifier 6 respectively; it further includes a cleaning device located in the curing chamber body 1, and the cleaning device includes two upper mounting seats 8 fixedly connected to the inner wall of the curing chamber body 1 and located above the sealing glass 4, a lead screw 9 rotatably mounted on the upper mounting seats 8, a servo reduction motor 10 with an output end fixedly connected to the lead screw 9, two lower mounting seats 11 fixedly connected to the inner wall of the curing chamber body 1 and located below the sealing glass 4, a guide rod 12 fixedly connected to the lower mounting seats 11, a lead screw nut 13 sleeved on the lead screw 9, a slider 14 slidably mounted on the guide rod 12, a rod body 15 with two ends fixedly connected to the slider 14 and the lead screw nut 13 respectively, and a rubber wiper 16 fixedly connected to the rod body 15 and in contact with the sealing glass 4.

[0024] The cleaning device can be started under the instruction of the controller 7, so that the rubber wiper 16 reciprocates smoothly along the surface of the sealing glass 4 to effectively remove water droplets or other stains accumulated on the sealing glass 4.

[0025] As a further improved technical solution of this embodiment, the industrial humidifier 6 has an atomized water outlet 17, and its atomized water outlet 17 extends into the curing chamber body 1 from the upper part of the curing chamber body 1; the industrial humidifier 6 can adopt the Zhengdao ZS-120Z series ultrasonic industrial humidifier; an axial flow fan 18 is provided in the curing chamber body 1, the inlet of the axial flow fan 18 is close to the atomized water outlet 17, the outlet of the axial flow fan 18 is connected to a T-shaped three-way pipe 19, and both ends of the three-way pipe 19 are fixedly connected to two parallel spray pipes 21 through right-angle joints 20; a plurality of spray nozzles 22 are provided on both sides of the spray pipe 21; the axial flow fan 18 is fixedly connected to the top of the curing chamber body 1 through a hanger 23; the three-way pipe 19 and the spray pipe 21 are fixedly connected to the top of the curing chamber body 1 through a suspension rod 24.

[0026] During use, a large amount of atomized water is ejected from the atomized water outlet 17 of the industrial humidifier 6, then inhaled by the axial flow fan 18 and subsequently enters the three-way pipe 19 and the spray pipe 21, and then is ejected from the spray orifice 22 on the spray pipe 21. Since the spray pipes 21 are distributed at intervals and the spray orifices 22 are arranged on both sides of the spray pipes 21, the ejection coverage area of the spray orifices 22 is relatively wide and can basically cover the internal space of the entire curing chamber body 1. The axial flow fan 18 cooperates with the spray pipes 21 to be responsible for evenly blowing the atomized moisture to each corner of the curing chamber body 1, while the spray pipes 21 play a role in guiding the airflow and the atomized water flow direction, ensuring the balanced distribution of humidity in the entire space. This design can not only avoid the problems of excessive or too low local humidity, but also ensure that the concrete specimens are under a consistent humidity environment during the curing process, which is crucial for maintaining the consistency and accuracy of the specimen quality.

[0027] As a preferred technical solution of this embodiment, the controller 7 adopts a controller 7 with network communication function; the controller 7 can adopt the Ankerui WHD48-11 / C intelligent temperature and humidity controller, which has a networking function and can realize remote communication and control; the controller 7 is electrically connected to the servo reduction motor 10 and can realize timed cyclic operation or manual control startup and other working modes. Obviously, the servo reduction motor 10 can also be controlled by an independent controller.

[0028] As a preferred technical solution of this embodiment, the slider 14 and the guide rod 12 are connected by a dovetail groove guiding structure. Obviously, other commonly used guiding structures can also be adopted.

[0029] As a further improved technical solution of this embodiment, the servo reduction motor 10 is installed on the inner wall of the curing chamber body 1 through the support 25. Obviously, other applicable installation methods can also be adopted, such as using brackets or hanging brackets, etc.

[0030] The temperature and humidity probe 5, the controller 7, etc. involved in the present invention are all prior arts. Similarly, the temperature control devices, etc. involved in the constant temperature and humidity curing chamber are also prior arts. Since the present invention does not involve improving them, no description and display are made. Those skilled in the art can fully implement them without further elaboration. At the same time, the content protected by the present invention does not involve the improvement of software and methods.

[0031] The above has described in detail the embodiments of the present invention in conjunction with the drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principles and spirits of the present invention, various changes, modifications, substitutions, and variations made to these embodiments still fall within the protection scope of the present invention.

Claims

1. A constant temperature and humidity specimen curing chamber, comprising a curing chamber body (1), a sealing door (2) arranged on the curing chamber body (1), a test block placement rack (3) arranged in the curing chamber body (1), a sealed glass (4) arranged on the curing chamber body (1), a temperature and humidity probe (5) arranged in the curing chamber body (1), an industrial humidifier (6) for introducing atomized water into the curing chamber body (1), and a controller (7); the controller (7) is electrically connected to the temperature and humidity probe (5) and the industrial humidifier (6) respectively; characterized in that: It further includes a cleaning device located inside the curing chamber body (1). The cleaning device includes upper mounting seats (8) fixedly connected to the inner wall of the curing chamber body (1) and located above the sealed glass (4), a lead screw (9) rotatably mounted on the upper mounting seats (8), a servo reduction motor (10) with its output end fixedly connected to the lead screw (9), lower mounting seats (11) fixedly connected to the inner wall of the curing chamber body (1) and located below the sealed glass (4), a guide rod (12) fixedly connected to the lower mounting seats (11), a lead screw nut (13) sleeved on the lead screw (9), a slider (14) slidably mounted on the guide rod (12), a rod body (15) with its two ends fixedly connected to the slider (14) and the lead screw nut (13) respectively, and a rubber wiper (16) fixedly connected to the rod body (15) and in contact with the sealed glass (4).

2. The constant temperature and humidity specimen curing chamber according to claim 1, wherein: The industrial humidifier (6) has an atomized water outlet (17), and its atomized water outlet (17) extends into the curing chamber body (1) from the upper part of the curing chamber body (1); an axial flow fan (18) is arranged inside the curing chamber body (1), the inlet of the axial flow fan (18) is close to the atomized water outlet (17), the outlet of the axial flow fan (18) is connected to a T-shaped three-way pipe (19), and both ends of the three-way pipe (19) are fixedly connected to two parallel spray pipes (21) through right-angle joints (20), and a plurality of spray nozzles (22) are arranged on both sides of the spray pipe (21); the axial flow fan (18) is fixedly connected to the top of the curing chamber body (1) through a hanger (23); the three-way pipe (19) and the spray pipe (21) are fixedly connected to the top of the curing chamber body (1) through a suspension rod (24).

3. The constant temperature and humidity specimen curing chamber according to claim 1 or 2, characterized in that: The controller (7) is a controller (7) with network communication function; the controller (7) is electrically connected to the servo reduction motor (10).

4. The constant temperature and humidity specimen curing chamber according to claim 1 or 2, characterized in that: The slider (14) and the guide rod (12) are connected by a dovetail groove guiding structure.

5. The constant temperature and humidity specimen curing chamber according to claim 3, wherein: The slider (14) and the guide rod (12) are connected by a dovetail groove guiding structure.

6. The constant temperature and humidity specimen curing chamber according to claim 1 or 2, characterized in that: The servo reduction motor (10) is installed on the inner wall of the curing chamber body (1) through a support (25).

7. The constant temperature and humidity specimen curing room according to claim 3, characterized in that: The servo reduction motor (10) is installed on the inner wall of the curing chamber body (1) through a support (25).

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