Water bath constant-temperature box suitable for structural adhesive

By designing a water bath constant temperature chamber suitable for structural adhesives, and using an insulated chamber body, temperature control system, and load-bearing grid frame, the problem of unstable performance of structural adhesives under different temperature environments was solved, achieving precise temperature control and ensuring construction quality.

CN224090836UActive Publication Date: 2026-04-07CHINA CONSTR SIXTH BUREAU (TIANJIN) GREEN BUILDING TECH CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-21
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Structural adhesives are susceptible to performance degradation when used in low or high temperature environments, leading to changes in flowability and difficulty in controlling curing time, which in turn affects construction quality.

Method used

A water bath constant temperature chamber suitable for structural adhesives was designed. It adopts an insulated chamber body, a temperature control system and a load-bearing grid frame. Through the combination of a ring electric heating tube and a temperature sensor with an automatic controller, a constant temperature environment is maintained to prevent heat loss and conduct heat evenly.

Benefits of technology

It effectively maintains the temperature of the structural adhesive within a predetermined range, extends its service life, ensures construction quality and bonding strength, and adapts to different environmental temperature changes.

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Abstract

A water bath constant temperature box suitable for structural adhesive comprises a heat preservation box body, a temperature control system and a bearing net rack, a heat preservation box cover is detachably installed on the top of the heat preservation box body, the temperature control system comprises an annular electric heating pipe, a temperature sensor and an automatic controller, and the annular electric heating pipe is arranged on the lower portion in the heat preservation box body; the bearing net rack is fixed above the annular electric heating pipe in the heat preservation box body, the temperature sensor is arranged on the inner wall of the heat preservation box body, the annular electric heating pipe and the temperature sensor are connected to the automatic controller, and an overflow hole is formed in the position, lower than the upper edge of the structural rubber barrel, of the heat preservation box body. The heat preservation box body and the heat preservation box cover adopt the structure that the heat preservation material is clamped by the two iron sheets, the heat preservation performance is excellent, the heat preservation material effectively prevents heat loss and has fireproof and moisture-proof performance, the temperature control system integrates the temperature sensor and the automatic controller, the water temperature can be accurately adjusted and monitored, and the heat preservation effect is good. And the temperature in the constant-temperature box is maintained in a preset range, so that the usable time of the structural adhesive is prolonged.
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Description

Technical Field

[0001] This utility model relates to the field of wind power equipment technology, and in particular to a water bath constant temperature box suitable for structural adhesives. Background Technology

[0002] In the construction of concrete tower splicing in wind power projects, structural adhesives are commonly used to connect tower sections and the tower body. However, the performance of structural adhesives is easily affected by low or high temperature environments. The transition time between steps is difficult to control when the mixed structural adhesive is awaiting application. Prolonged waiting times, influenced by high or low temperatures, can lead to increased or decreased fluidity, making it difficult for workers to apply, or excessively fast or prolonged curing times, ultimately affecting the bond strength and construction results. Summary of the Invention

[0003] This invention aims to address the shortcomings of existing technologies by providing a water bath constant temperature chamber suitable for structural adhesives. The constant temperature chamber can continuously provide a constant temperature environment for the structural adhesives, avoiding the negative impact of temperature on the performance of the structural adhesives and ensuring construction quality.

[0004] To achieve the above objectives, this utility model adopts the following technical solution:

[0005] A water bath constant temperature chamber for structural adhesives includes an insulated chamber body, a temperature control system, and a support frame. The top of the insulated chamber body is detachably fitted with an insulated chamber cover. The temperature control system includes an annular electric heating tube, a temperature sensor, and an automatic controller. The annular electric heating tube is located in the lower part of the insulated chamber body. The support frame is fixed above the annular electric heating tube inside the insulated chamber body. The temperature sensor is located on the inner wall of the insulated chamber body. The annular electric heating tube and the temperature sensor are connected to the automatic controller. An overflow hole is provided on the insulated chamber body at a position lower than the upper edge of the structural adhesive cylinder.

[0006] The insulated box body and lid are made of two pieces of sheet metal sandwiched with insulation material, which is mineral wool.

[0007] A sealing strip is provided at the joint between the insulated box body and the insulated box lid.

[0008] The insulation material has a thickness of 50mm.

[0009] A gap is left between the supporting grid frame and the annular electric heating tube.

[0010] The beneficial effects of this utility model are as follows: The insulated box body and insulated box lid of this utility model adopt a structure of two pieces of iron sheet sandwiching insulation material, which has excellent insulation performance. The insulation material effectively prevents heat loss and also has fireproof and moisture-proof properties. The temperature control system integrates a temperature sensor and an automatic controller, which can accurately adjust and monitor the water temperature to ensure that the temperature in the constant temperature box is maintained within the predetermined range, thereby extending the usable time of the structural adhesive. The load-bearing mesh frame has sufficient load-bearing capacity to ensure that the structural adhesive tube does not directly contact the electric heating tube, but can effectively and evenly receive heat conduction, ensuring that it maintains a suitable temperature before application. Attached Figure Description

[0011] Figure 1 This is a top view of the present invention;

[0012] Figure 2 This is the front view of the present invention;

[0013] In the diagram: 1-Insulated box body; 2-Insulated box lid; 3-Annular electric heating tube; 4-Supporting mesh frame; 5-Temperature sensor; 6-Automatic controller; 7-Overflow hole; 8-Sealing strip;

[0014] The following will describe in detail the embodiments of this utility model with reference to the accompanying drawings. Detailed Implementation

[0015] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0016] A water bath constant temperature chamber for structural adhesives includes an insulated chamber body 1, a temperature control system, and a support frame 4. An insulated chamber cover 2 is detachably installed on the top of the insulated chamber body 1. The temperature control system includes an annular electric heating tube 3, a temperature sensor 5, and an automatic controller 6. The annular electric heating tube 3 is located in the lower part of the insulated chamber body 1. The support frame 4 is fixed above the annular electric heating tube 3 inside the insulated chamber body 1. The temperature sensor 5 is located on the inner wall of the insulated chamber body 1. The annular electric heating tube 3 and the temperature sensor 5 are connected to the automatic controller 6. An overflow hole 7 is opened on the insulated chamber body 1 at a position lower than the upper edge of the structural adhesive tube. The temperature control system maintains the water temperature in the water bath through the annular electric heating tube. The temperature control system integrates the temperature sensor 5 and the automatic controller 6, enabling precise adjustment and monitoring of the water temperature to ensure that the temperature inside the constant temperature chamber is maintained within a predetermined range, thereby extending the usable time of the structural adhesive.

[0017] The insulated box body 1 and the insulated box lid 2 are made of two pieces of sheet metal sandwiching insulation material, which is mineral wool. The outer sheet metal provides mechanical strength and durability, and the insulation material effectively prevents heat loss while also having fireproof and moisture-proof properties.

[0018] A sealing strip 8 is provided at the joint between the insulated box body 1 and the insulated box cover 2, which further improves the insulation effect and ensures the stability of the internal temperature.

[0019] The insulation material used in the preparation of the insulated box body 1 and the insulated box cover 2 has a thickness of 50mm.

[0020] A gap is left between the supporting mesh frame 4 and the annular electric heating tube 3. The mixed structural adhesive tube is placed on the supporting mesh frame above the water bath for heat preservation. The supporting mesh frame 4 has sufficient load-bearing capacity to ensure that the structural adhesive tube does not directly contact the electric heating tube, but can effectively and evenly receive heat conduction to ensure that it maintains a suitable temperature before application.

[0021] In operation, this invention is mainly used to maintain the flowability and adhesive properties of structural adhesives in high and low temperature environments. Taking a low temperature environment as an example, the specific implementation process is as follows:

[0022] (1) Preparation of water bath

[0023] First, pour an appropriate amount of water into the insulation box 1, start the temperature control system, and place the annular electric heating element 3 at the bottom of the insulation box 1. Set the temperature range through the automatic controller 6, and the temperature sensor 5 monitors the water temperature in real time to ensure that the temperature inside the insulation box 1 remains constant.

[0024] (2) Storage of structural adhesive

[0025] After the structural adhesive is mixed, it is placed on the support frame 4 inside the insulation box 1. The support frame 4 is located above the annular electric heating tube 3 to ensure that there is an appropriate gap between the adhesive container and the heat source. The annular electric heating tube 3 ensures that the liquid in the insulation box 1 is heated evenly and the temperature of the structural adhesive is maintained through hydrothermal conduction.

[0026] (3) Temperature control

[0027] The design of the insulated box 1, consisting of two layers of sheet metal with a 50mm thick insulation material sandwiched in between, effectively prevents heat loss from the box. This, combined with the silicone sealing strip 8, ensures a tight seal. The temperature sensor 5 continuously monitors temperature changes within the box, and the automatic controller 6 adjusts the power of the annular electric heating element 3 based on real-time data. When the water temperature falls below a preset range, the automatic controller 6 automatically activates the heating device to heat the insulated box 1. The automatic controller 6 is model A108-9-R / SB10-T. When the water temperature exceeds the preset temperature, the system temporarily shuts off the annular electric heating element 3 to ensure the structural adhesive temperature remains within the set range.

[0028] In high-temperature environments, simply add ice cubes to the water bath periodically; the rest of the implementation method is the same as in low-temperature environments.

[0029] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0030] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0031] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a connection that allows communication between them; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0032] The present invention has been described above with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any improvements made using the inventive concept and technical solution of the present invention, or direct application to other situations without modification, are all within the protection scope of the present invention.

Claims

1. A water bath constant temperature chamber suitable for structural adhesives, characterized in that, The insulation box includes an insulated box (1), a temperature control system and a support frame (4). The top of the insulated box (1) is detachably fitted with an insulated box cover (2). The temperature control system includes an annular electric heating tube (3), a temperature sensor (5) and an automatic controller (6). The annular electric heating tube (3) is located in the lower part of the insulation box (1). The support frame (4) is fixed above the annular electric heating tube (3) inside the insulation box (1). The temperature sensor (5) is located on the inner wall of the insulation box (1). The annular electric heating tube (3) and the temperature sensor (5) are connected to the automatic controller (6). An overflow hole (7) is opened on the insulation box (1) at a position lower than the upper edge of the structural rubber tube.

2. The water bath constant temperature chamber for structural adhesives according to claim 1, characterized in that, The insulated box body (1) and the insulated box cover (2) are made of two pieces of sheet metal sandwiched with insulation material, which is mineral wool.

3. A water bath constant temperature chamber suitable for structural adhesives according to claim 2, characterized in that, A sealing strip (8) is provided at the joint between the insulated box body (1) and the insulated box cover (2).

4. A water bath constant temperature chamber suitable for structural adhesives according to claim 3, characterized in that, The insulation material used in the preparation of the insulation box body (1) and the insulation box cover (2) has a thickness of 50mm.

5. A water bath constant temperature chamber suitable for structural adhesives according to claim 1, characterized in that, A gap is left between the load-bearing grid frame (4) and the annular electric heating tube (3).