Energy-saving temperature control device for large-volume concrete layer pouring
By designing a temperature control device for heating pipes and a stirring and rotating heating mechanism, the problem of temperature cracks caused by temperature differences in the layered pouring of large-volume concrete was solved, achieving effective temperature regulation and structural safety.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- JIANGSHAN CHUNJIANG TRAFFIC ENG CONSTR CO LTD
- Filing Date
- 2025-05-15
- Publication Date
- 2026-06-19
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Figure CN224374479U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of concrete layered pouring technology, and in particular to an energy-saving temperature control device for layered pouring of large-volume concrete. Background Technology
[0002] Mass concrete technology is widely used in modern engineering. Due to its large volume and small surface area, the heat of hydration of cement is released more concentratedly, and the internal temperature rises faster, resulting in a large temperature difference between the inside and outside of the concrete. When the temperature difference between the inside and outside of the concrete is large, it will cause temperature cracks in the concrete, thus affecting the structural safety and normal use. Although we take various measures during construction, cracks still appear from time to time. Therefore, only by doing a good job of temperature control during the construction of mass concrete can we effectively prevent the generation of temperature cracks.
[0003] When pouring large-volume concrete in layers, the large volume and small surface area result in a concentrated release of heat from cement hydration, leading to a significant temperature difference between the inside and outside of the concrete. This large temperature difference can cause temperature cracks in the concrete, affecting structural safety and normal use. Therefore, an energy-saving temperature control device for pouring large-volume concrete in layers is needed to meet practical needs. Utility Model Content
[0004] The purpose of this section is to outline some aspects of embodiments of the present invention and to briefly describe some preferred embodiments. Simplifications or omissions may be made in this section, as well as in the abstract and title of this application, to avoid obscuring the purpose of these documents; however, such simplifications or omissions should not be construed as limiting the scope of the present invention.
[0005] In view of the above or existing technologies, when pouring large-volume concrete in layers, due to the large volume and small surface area coefficient, the release of cement hydration heat is relatively concentrated, resulting in a large temperature difference between the inside and outside of the concrete. When the temperature difference between the inside and outside of the concrete is large, it will cause temperature cracks in the concrete, thereby affecting structural safety and normal use. Therefore, there is a need for an energy-saving temperature control device for pouring large-volume concrete in layers to meet people's practical needs. Therefore, this utility model is proposed.
[0006] Therefore, the purpose of this utility model is to provide an energy-saving temperature control device for layered pouring of large-volume concrete.
[0007] To solve the above-mentioned technical problems, this utility model provides the following technical solution: an energy-saving temperature control device for layered pouring of large-volume concrete, comprising a device housing, which includes a base, the base being fixedly installed at the bottom of the device housing, a concrete discharge pipe being installed at the bottom of the outer wall of the device housing, a display screen body being installed on the outer wall of the device housing, a temperature regulation and control component being installed on the outer wall of the device housing, a mounting cover body being provided at the top of the device housing, and a driving mixing component being installed at the top of the mounting cover body, and a material hopper being installed at the top of the mounting cover body;
[0008] The first temperature regulating mechanism includes a first mounting slot and a second mounting slot. The first mounting slot is formed on the inner wall of the device housing, and the second mounting slot is formed on the inner wall of the device housing. A heating tube is provided inside the first mounting slot, and a connecting plug connected to the temperature regulating control component is installed on the outer wall of the heating tube.
[0009] A stirring and rotating heating mechanism includes a drive motor, which is fixedly installed at the bottom of the device housing. The output end of the drive motor is connected to a drive shaft that penetrates the interior of the device housing via a coupling. Stirring rods are installed on the outer walls of the drive shafts, and a sealing sleeve assembly is fitted onto the top of the outer walls of the stirring rods.
[0010] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, wherein: the interior of the second installation groove is provided with connecting pipes, and both ends of the connecting pipes are connected to the heating pipes.
[0011] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, the heating pipes are of the same structure and there are two sets, and the heating pipes are in the shape of a ring.
[0012] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, the mixing rod has an installation chamber inside, and an installation base is fixedly installed at the bottom of the installation chamber. A heating head is provided inside the installation base, and an electric heating tube is installed at the top of the heating head.
[0013] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, the sealing sleeve assembly includes an installation sleeve, which is sleeved on the outer wall of the stirring rod. An installation pad is installed at the top of the inside of the installation sleeve, and a first limiting groove and a second limiting groove are respectively opened at the bottom of the installation pad. The first limiting groove and the second limiting groove cooperate with the heating tube and the heating head respectively.
[0014] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, the inner wall of the mounting sleeve is provided with a sealing groove, and the sealing groove and the sealing ring cooperate with each other.
[0015] As a preferred embodiment of the energy-saving temperature control device for layered pouring of large-volume concrete according to this utility model, the outer wall of the stirring rod is threadedly connected to the inner wall of the mounting sleeve.
[0016] The beneficial effects of this energy-saving temperature control device for layered pouring of large-volume concrete are as follows: Firstly, the design of the heating pipes and connecting pipes, with two sets of identical heating pipes and annular shapes, allows the temperature regulation and control components to heat and regulate the heating pipes and connecting pipes, thereby facilitating temperature regulation during layered pouring of large-volume concrete.
[0017] The beneficial effects of this energy-saving temperature control device for layered pouring of large-volume concrete are as follows: Firstly, the design of the electric heating tube facilitates heating the stirring rod by activating the heating tube. Simultaneously, the drive motor drives the drive shaft and stirring rod to rotate, thereby heating and regulating the temperature of the concrete inside the device box while the stirring rod is rotating and stirring. Furthermore, the installation sleeve is threadedly connected to the outer wall of the stirring rod, making it easy for operators to disassemble the installation sleeve for maintenance of the electric heating tube. Moreover, the sealing ring and sealing groove work together to improve the sealing effect of the installation sleeve during installation and disassembly. Attached Figure Description
[0018] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. Among them:
[0019] Figure 1 This is a schematic diagram of the main structure of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0020] Figure 2 This is a schematic diagram of the disassembly structure of the mounting cover of an energy-saving temperature control device made of large-volume concrete in layers.
[0021] Figure 3 This is a schematic diagram of the internal structure of the housing of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0022] Figure 4This is a schematic diagram of the heating pipe structure of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0023] Figure 5 This is a schematic diagram of the drive motor structure of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0024] Figure 6 This is a schematic diagram of the internal structure of the drive motor of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0025] Figure 7 This is a schematic diagram of the internal structure of the stirring rod of an energy-saving temperature control device for layered pouring of large-volume concrete.
[0026] The attached diagram lists the components represented by each number as follows:
[0027] 1. Device housing; 101. Base; 102. Concrete discharge pipe; 103. Display screen body; 104. Temperature regulation and control components; 105. Mounting cover body; 106. Drive mixing components; 107. Discharge hopper;
[0028] 2. First temperature regulating mechanism; 201. First mounting slot; 202. Second mounting slot; 203. Heating pipe; 204. Connecting pipe; 205. Connecting plug;
[0029] 3. Stirring and rotating heating mechanism; 301. Drive motor; 302. Drive shaft; 303. Stirring rod; 3031. Mounting chamber; 3032. Mounting base; 3033. Heating head; 3034. Heating tube; 3035. Sealing ring; 304. Sealing sleeve assembly; 3041. Mounting sleeve; 3042. Sealing groove; 3043. Mounting pad; 3044. First limiting groove; 3045. Second limiting groove. Detailed Implementation
[0030] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings.
[0031] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the spirit of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
[0032] Secondly, the term "an embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in different places in this specification does not necessarily refer to the same embodiment, nor is it a single or selective embodiment that excludes other embodiments.
[0033] Example 1: Refer to Figures 1-7 This is the first embodiment of the present invention. This embodiment provides an energy-saving temperature control device for layered pouring of large-volume concrete. When layered pouring of large-volume concrete, due to the large volume and small surface area coefficient, the release of cement hydration heat is relatively concentrated, resulting in a large temperature difference between the inside and outside of the concrete. When the temperature difference between the inside and outside of the concrete is large, it will cause temperature cracks in the concrete, thereby affecting structural safety and normal use. Therefore, an energy-saving temperature control device for layered pouring of large-volume concrete is needed to meet people's practical needs. The device includes a housing 1, which includes a base 101. The base 101 is fixedly installed at the bottom of the housing 1. A concrete discharge pipe 102 is installed at the bottom of the outer wall of the housing 1. A display screen body 103 is installed on the outer wall of the housing 1. A temperature regulation and control component 104 is installed on the outer wall of the housing 1. A mounting cover body 105 is provided at the top of the housing 1. A drive mixing component 106 is installed at the top of the mounting cover body 105. A hopper 107 is installed at the top of the mounting cover body 105.
[0034] The first temperature regulating mechanism 2 includes a first mounting groove 201 and a second mounting groove 202. The first mounting groove 201 is opened on the inner wall of the device housing 1, and the second mounting groove 202 is opened on the inner wall of the device housing 1. A heating tube 203 is provided inside the first mounting groove 201, and a connecting plug 205 connected to the temperature regulating control component 104 is installed on the outer wall of the heating tube 203.
[0035] The second mounting slot 202 is provided with a connecting pipe 204, and both ends of the connecting pipe 204 are connected to the heating pipe 203. The heating pipe 203 has two sets of the same structure and is circular in shape.
[0036] The specific working principle is as follows: when it is necessary to heat and regulate the temperature of the concrete inside the device box 1, the temperature regulation control component 104 is activated first. Through the design of the heating pipe 203 and the connecting pipe 204, and the fact that there are two sets of identical heating pipes 203, and the fact that the heating pipes 203 are circular, the temperature regulation control component 104 heats and regulates the temperature of the heating pipes 203 and the connecting pipes 204, thereby facilitating the temperature regulation during the layered pouring of large-volume concrete.
[0037] Example 2: Refer to Figures 1-7 This is the first embodiment of the present invention. This embodiment provides an energy-saving temperature control device for layered pouring of large-volume concrete. When layered pouring of large-volume concrete, due to the large volume and small surface area coefficient, the release of cement hydration heat is relatively concentrated, resulting in a large temperature difference between the inside and outside of the concrete. When the temperature difference between the inside and outside of the concrete is large, it will cause temperature cracks in the concrete, thereby affecting structural safety and normal use. Therefore, an energy-saving temperature control device for layered pouring of large-volume concrete is needed to meet people's practical needs. The stirring and rotating heating mechanism 3 includes a drive motor 301, which is fixedly installed at the bottom of the device box 1. The output end of the drive motor 301 is connected to a drive shaft 302 that penetrates the inside of the device box 1 through a coupling. The outer wall of the drive shaft 302 is equipped with stirring rods 303, and the top of the outer wall of the stirring rods 303 is fitted with a sealing sleeve assembly 304.
[0038] The stirring rod 303 has an installation chamber 3031 inside, and an installation base 3032 is fixedly installed at the bottom of the installation chamber 3031. A heating head 3033 is provided inside the installation base 3032, and an electric heating tube 3034 is installed at the top of the heating head 3033.
[0039] The sealing sleeve assembly 304 includes a mounting sleeve 3041, which is sleeved on the outer wall of the stirring rod 303. A mounting pad 3043 is installed at the top of the inner part of the mounting sleeve 3041, and a first limiting groove 3044 and a second limiting groove 3045 are respectively opened at the bottom of the mounting pad 3043. The first limiting groove 3044 and the second limiting groove 3045 cooperate with the heating tube 3034 and the heating head 3033 respectively. A sealing groove 3042 is opened on the inner wall of the mounting sleeve 3041, and the sealing groove 3042 cooperates with the sealing ring 3035. The outer wall of the stirring rod 303 is threadedly connected to the inner wall of the mounting sleeve 3041.
[0040] The specific working principle is as follows: First, the design of the heating element 3034 facilitates heating the stirring rod 303 by activating the heating element 3034. Simultaneously, the drive motor 301 drives the drive shaft 302 and the stirring rod 303 to rotate, thereby allowing the stirring rod 303 to heat and regulate the temperature of the concrete inside the device housing 1 while rotating and stirring. Furthermore, the installation sleeve 3041 is threadedly connected to the outer wall of the stirring rod 303, making it easy for operators to disassemble the installation sleeve 3041 for maintenance of the heating element 3034. Moreover, the sealing ring 3035 and the sealing groove 3042 cooperate with each other to improve the sealing effect of the installation sleeve 3041 during installation and disassembly.
[0041] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. An energy-saving temperature control device for layered pouring of large-volume concrete, characterized in that: include, The device housing (1) includes a base (101) which is fixedly installed at the bottom of the device housing (1). A concrete discharge pipe (102) is installed at the bottom of the outer wall of the device housing (1). A display screen body (103) is installed on the outer wall of the device housing (1). A temperature regulation and control component (104) is installed on the outer wall of the device housing (1). A mounting cover body (105) is provided at the top of the device housing (1). A drive mixing component (106) is installed at the top of the mounting cover body (105). A hopper (107) is installed at the top of the mounting cover body (105). The first temperature regulating mechanism (2) includes a first mounting groove (201) and a second mounting groove (202). The first mounting groove (201) is opened on the inner wall of the device housing (1), and the second mounting groove (202) is opened on the inner wall of the device housing (1). A heating tube (203) is provided inside the first mounting groove (201), and a connecting plug (205) connected to the temperature regulating control component (104) is installed on the outer wall of the heating tube (203). The stirring and rotating heating mechanism (3) includes a drive motor (301), which is fixedly installed at the bottom of the device housing (1). The output end of the drive motor (301) is connected to a drive shaft (302) that penetrates the inside of the device housing (1) via a coupling. The outer wall of the drive shaft (302) is equipped with stirring rods (303), and the top of the outer wall of the stirring rod (303) is fitted with a sealing sleeve assembly (304).
2. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 1, characterized in that: The second mounting groove (202) is provided with a connecting pipe (204), and both ends of the connecting pipe (204) are connected to the heating pipe (203).
3. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 1, characterized in that: The heating tubes (203) have the same structure and there are two sets of them. The heating tubes (203) are circular in shape.
4. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 1, characterized in that: The stirring rod (303) has an installation chamber (3031) inside, and an installation base (3032) is fixedly installed at the bottom of the installation chamber (3031). A heating head (3033) is provided inside the installation base (3032), and an electric heating tube (3034) is installed at the top of the heating head (3033).
5. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 1, characterized in that: The sealing sleeve assembly (304) includes an installation sleeve (3041), which is sleeved on the outer wall of the stirring rod (303). An installation pad (3043) is installed at the top of the inside of the installation sleeve (3041), and a first limiting groove (3044) and a second limiting groove (3045) are respectively opened at the bottom of the installation pad (3043). The first limiting groove (3044) and the second limiting groove (3045) cooperate with the heating tube (3034) and the heating head (3033) respectively.
6. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 5, characterized in that: The inner wall of the mounting sleeve (3041) is provided with a sealing groove (3042), and the sealing groove (3042) cooperates with the sealing ring (3035).
7. The energy-saving temperature control device for layered pouring of large-volume concrete as described in claim 1, characterized in that: The outer wall of the stirring rod (303) is threadedly connected to the inner wall of the mounting sleeve (3041).