CN212585345U

CN212585345U - Constant temperature drying equipment for concrete research and development

Info

Publication number: CN212585345U
Application number: CN202021250818.6U
Authority: CN
Inventors: 王遵兵; 王亚丹
Original assignee: Kunming Ruitong Concrete Admixture Co ltd
Current assignee: Kunming Ruitong Concrete Admixture Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-23
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a constant temperature drying equipment of concrete research usefulness, including the casing, the thermostated container has been placed to the intermediate position in the casing, installs sealed lid between top and the casing on the thermostated container, from last to having first heating chamber, second heat preservation chamber and third cooling chamber of welded fastening respectively extremely down in the casing of the thermostated container left and right sides, first heating chamber, second heat preservation chamber and third cooling chamber are respectively through the air-supply line and the outside intercommunication of casing, communicate each other through the ventilation pipe between first heating chamber and second heat preservation chamber and the third cooling chamber, all install first scavenger fan in ventilation pipe and the air-supply line. The utility model provides a constant temperature drying equipment that concrete research and development used, the structure sets up ingeniously, and rationally distributed, when utilizing the heat preservation cotton to carry out heat preservation to the thermostated container, has further increased the aluminium membrane, and the aluminium membrane has fabulous infrared ability reflective capability, consequently can be fine will pass the cotton heat of heat preservation and penetrate back to reduce calorific loss by a wide margin.

Description

Constant temperature drying equipment for concrete research and development

Technical Field

The utility model relates to a drying equipment technical field specifically is a constant temperature drying equipment that concrete research and development used.

Background

Concrete, concrete for short, is a generic term for engineering composite materials in which aggregates are cemented into a whole by cementitious materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering. Concrete is currently classified into 19 grades of C10, C15, C20, C25, C30, C35, C40, C45, C50, C55, C60, C65, C70, C75, C80, C85, C90, C95 and C100.

Concrete proportion of every grade is all by special concrete research and development mechanism constantly explores research and development, but final formation widely used concrete, and during concrete research and development, the concrete stews under the dry environment of constant temperature, then it is an indispensable ring to detect each item physical data, current constant temperature drying equipment heats with the heating wire more, but when the constant temperature ring was decided, the electric quantity supply of control heating wire was with the stability of the difficult controlled temperature of control calorific capacity, when making the actual application, the temperature had great floating space, thereby influenced the experimental accuracy of concrete testing result to a certain extent, be unfavorable for the research and development work of concrete, therefore we propose a constant temperature drying equipment that concrete research and development used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a constant temperature drying equipment of concrete research and development usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a constant temperature drying device for concrete research and development comprises a shell, wherein a constant temperature box is placed in the middle of the shell, a sealing cover is installed between the top of the constant temperature box and the shell, a first heating chamber, a second heating chamber and a third cooling chamber are respectively fixedly welded in the shell on the left side and the right side of the constant temperature box from top to bottom, the first heating chamber, the second heating chamber and the third cooling chamber are respectively communicated with the shell through air inlet pipes, the first heating chamber, the second heating chamber and the third cooling chamber are mutually communicated through ventilation pipes, first ventilation fans are installed in the ventilation pipes and the air inlet pipes, heating wires and temperature and humidity sensors are installed in the first heating chamber, the second heating chamber and the third cooling chamber, and ventilation pipes and air supply pipes are installed in the left side wall and the right side wall of the constant temperature box;

first heating chamber is linked together through scavenge pipe and thermostated container, second heating chamber and third cooling chamber all are linked together through air feed pipe and thermostated container, and second scavenger fan and airtight valve are installed to the intraductal correspondence of air feed, install suction fan and airtight valve in the scavenger pipe, and airtight valve also has the setting in air feed pipe and scavenge pipe, and airtight valve, first scavenger fan, second scavenger fan, suction fan and temperature and humidity sensor and heating wire all are connected with the singlechip looks electricity of installation in the casing.

As a further aspect of the present invention: the positions of the upper bottom of the shell, which are close to the left side and the right side, are respectively provided with a swinging base.

As a further aspect of the present invention: the swing base comprises a support base body and an underground support base body, a fixing base is welded to the top of the support base body, a spring is fixed to the middle of the fixing base body, the top of the spring is fixedly connected with the bottom of the shell, hand-screwing bolts penetrate through screw holes in the fixing base body, the positions of the left side and the right side of the fixing base body, and bolt handles are arranged at the bottom ends of the hand-screwing bolts.

As a further aspect of the present invention: the spring is a high-strength steel spring.

As a further aspect of the present invention: the shell of the constant temperature box is composed of a multilayer structure, and is formed by sequentially connecting a metal main body layer, a heat insulation cotton layer and a heat insulation aluminum film layer from inside to outside.

As a further aspect of the present invention: the number of the heating wires in the first temperature increasing chamber is three, and the number of the heating wires in the second temperature maintaining chamber and the third temperature decreasing chamber is one.

Compared with the prior art, the utility model has the advantages of following several aspects:

the utility model discloses in, through setting up a plurality of greenhouses, at first gather the gas in the thermostated container, heat according to the gas temperature that detects in the greenhouse, or keep warm in the greenhouse, or cool down in the cooling chamber, adjust gas temperature to the temperature in the control thermostated container does not directly carry out temperature control in the thermostated container, thereby floating error when avoiding temperature adjustment produces the influence to the concrete in the thermostated container, thereby ensures the accuracy of testing result.

The utility model discloses in, when carrying out the constant temperature drying, the accessible sways the base and comes manual promotion casing to control and rock to the concrete rocks in the drive thermostated container, avoids the concrete to pile up together, piles up the higher condition emergence that influences the great to the concrete of position central temperature, ensures that the temperature that the concrete received is unanimous, guarantees the testing result precision degree.

The utility model discloses in, when utilizing the heat preservation cotton to carry out heat preservation to the thermostated container, further increased the aluminium membrane, the aluminium membrane has fabulous infrared ability reflective power, consequently can be fine will pass the cotton heat that keeps warm and shoot back to reduce heat loss by a wide margin, reduce the initiative temperature regulation and control number of times, thereby the influence that the unsteady produced the concrete when reducing the temperature regulation and control, further ensure testing result's accuracy.

Drawings

FIG. 1 is a schematic view showing the structure of a constant temperature drying apparatus for concrete development.

FIG. 2 is a schematic diagram of a swinging base in a constant temperature drying apparatus for concrete development.

Fig. 3 is a perspective view of a swing base in a constant temperature drying apparatus for concrete research and development.

FIG. 4 is a schematic view showing the structure of a casing in a constant temperature drying apparatus for concrete development.

Fig. 5 is a system block diagram of a constant temperature drying apparatus for concrete research.

In the figure: 1. a housing; 2. a sealing cover; 3. a thermostat; 4. a first temperature increasing chamber; 5. an air inlet pipe; 6. a vent pipe; 7. a second insulated chamber; 8. a first fan replacement; 9. a third temperature reduction chamber; 10. a swing base; 11. an air supply pipe; 12. a temperature and humidity sensor; 13. an electric heating wire; 14. a second fan; 15. a ventilation tube; 16. an air suction fan; 17. a spring; 18. screwing the bolt by hand; 181. a bolt handle; 19. a fixed seat; 20. a support base; 21. bolt holes; 22. a metal body layer; 23. a heat insulation cotton layer; 24. a heat-insulating aluminum film layer; 25. a single chip microcomputer; 26. an airtight valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a constant temperature drying apparatus for concrete research and development comprises a housing 1, a thermostat 3 is disposed at a middle position in the housing 1, a sealing cover 2 is disposed between the top of the thermostat 3 and the housing 1, a first heating chamber 4, a second heating chamber 7 and a third cooling chamber 9 are respectively welded and fixed in the housing 1 at the left and right sides of the thermostat 3 from top to bottom, the first heating chamber 4, the second heating chamber 7 and the third cooling chamber 9 are respectively communicated with the housing 1 through an air inlet pipe 5, the first heating chamber 4, the second heating chamber 7 and the third cooling chamber 9 are communicated with each other through a ventilation pipe 6, the ventilation pipe 6 and the air inlet pipe 5 are respectively provided with a first ventilation fan 8, the first heating chamber 4, the second heating chamber 7 and the third cooling chamber 9 are respectively provided with a temperature and humidity sensor 13, and a temperature and humidity sensor 12 are disposed in the first heating chamber 4, one heating wire is arranged in the second heat preservation chamber 7 and the third cooling chamber 9;

the air exchange tube 15 and the air supply tube 11 are installed in the left side wall and the right side wall of the incubator 3, the first warming chamber 4 is communicated with the incubator 3 through the air exchange tube 15, the second warming chamber 7 and the third warming chamber 9 are communicated with the incubator 3 through the air supply tube 11, the second ventilating fan 14 and the airtight valve 26 are correspondingly installed in the air supply tube 11, the air suction fan 16 and the airtight valve 26 are installed in the air exchange tube 15, the airtight valve 26 is also arranged in the air inlet tube 5 and the ventilating tube 6, and the airtight valve 26, the first ventilating fan 8, the second ventilating fan 14, the air suction fan 16, the temperature and humidity sensor 12 and the electric heating wire 13 are electrically connected with the single chip microcomputer 25 installed in the shell 1;

swing bases 10 are respectively installed at positions, close to the left side and the right side, of the upper bottom of the shell 1, the swing bases 10 comprise supporting bases 20 which are supported on the ground, fixing bases 19 are welded to the tops of the supporting bases 20, springs 17 are fixed to the middle positions of the fixing bases 19, the tops of the springs 17 are fixedly connected with the bottom of the shell 1, and hand-screwed bolts 18 penetrate through screw holes 21, close to the left side and the right side, of the fixing bases 19; the bottom end of the hand-screwed bolt 18 is provided with a bolt handle 181;

the shell of the constant temperature box 3 is composed of a multilayer structure, and is formed by sequentially connecting a metal main body layer 22, a heat insulation cotton layer 23 and a heat insulation aluminum film layer 24 from inside to outside.

The utility model discloses a theory of operation is: the utility model provides a constant temperature drying equipment for concrete research and development, the structure is ingenious, and the layout is reasonable, when in use, the sealing cover 2 is opened, the concrete is poured into the constant temperature box 3, then the airtight valve in the air inlet pipe 5 on the first heating chamber 4 is controlled by the singlechip 25 to be opened, the air is obtained from the outside, then the heating wire 13 in the first heating chamber 4 is electrified to heat the air, the heated air enters the second heat preservation chamber 7 from the ventilation pipe 6, and enters the constant temperature box 3 from the air supply pipe 11, thereby the temperature is increased, when the temperature reaches a set value, the work is stopped, the suction fan 16 keeps working, the air in the constant temperature box 3 is extracted through the ventilation pipe 15, whether the air reaches the standard is detected by the temperature and humidity sensor 12 in the first heating chamber 4, when the air reaches the standard, the air directly enters the second heat preservation chamber 7 and then flows into the constant temperature box 3, when the judgment is low and the, the electric heating wire 13 in the second heat preservation chamber 7 is electrified for heating, after the temperature detected by the temperature and humidity sensor 12 in the second heat preservation chamber 7 reaches the standard, the second ventilating fan 14 and the airtight valve 26 of the air supply duct 11 are opened, the air in the second soak chamber 7 is sent into the incubator 3, when the temperature is judged to be higher and needs to be reduced, the air is sent into the third temperature reduction chamber 9 along the ventilation pipe 6, at the same time, the air-tight valve 26 in the air inlet pipe 5 on the third temperature reduction chamber 9 is opened, the cooler air is obtained from the outside, mixing in a third cooling chamber 9, detecting whether the temperature reaches the standard by a temperature and humidity sensor 12 in the third cooling chamber 9, opening an air supply pipe 11 after the temperature reaches the standard and sending the air supply pipe into a constant temperature box 3, therefore, the cooling effect is achieved, the temperature control is not directly carried out in the constant temperature box, the influence of floating errors in temperature adjustment on concrete in the constant temperature box is avoided, and the accuracy of a detection result is ensured;

simultaneously when the constant temperature is dry, twist bolt 18 downwards earlier with the hand, break away from the butt in casing 1 bottom, then can rely on spring 17's elasticity to rock casing 1, make the concrete in thermostated container 3 rock, avoid the concrete to pile up together, it takes place to pile up the higher condition that influences the concrete greatly to pile up position central temperature, ensure the temperature that the concrete received is unanimous, guarantee the testing result precision degree, when need not rock, twist bolt 18 upwards to the hand, make its top support to casing 1 bottom, thereby form and support, can't rock, and is simple and convenient to use.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a constant temperature drying equipment that concrete research was used, includes casing (1), its characterized in that, thermostat (3) have been put to the intermediate position in casing (1), install between thermostat (3) top and casing (1) sealed lid (2), from last welded fastening respectively down has first heating chamber (4), second heat preservation room (7) and third cooling room (9) in casing (1) of the thermostat (3) left and right sides, first heating chamber (4), second heat preservation room (7) and third cooling room (9) are respectively through air-supply line (5) and casing (1) outside intercommunication, communicate each other through ventilation pipe (6) between first heating chamber (4) and second heat preservation room (7) and the third cooling room (9), all install first scavenger fan (8) in ventilation pipe (6) and the air-supply line (5), first heating chamber (4), Heating wires (13) and temperature and humidity sensors (12) are respectively arranged in the second heat preservation chamber (7) and the third cooling chamber (9), and air exchange pipes (15) and air supply pipes (11) are arranged in the left side wall and the right side wall of the incubator (3);

first heating chamber (4) are linked together through scavenge pipe (15) and thermostated container (3), second heat preservation room (7) and third cooling chamber (9) all are linked together through air feed pipe (11) and thermostated container (3), correspond in air feed pipe (11) and install second scavenger fan (14) and airtight valve (26), install aspiration fan (16) and airtight valve (26) in scavenge pipe (15), airtight valve (26) also have the setting in air-supply pipe (5) and ventilation pipe (6), airtight valve (26), first scavenger fan (8), second scavenger fan (14), aspiration fan (16) and temperature and humidity sensor (12) and heating wire (13) all are connected with singlechip (25) of installation in casing (1) mutually the electricity.

2. The constant temperature drying equipment for concrete research and development according to claim 1, characterized in that the rocking bases (10) are respectively installed on the bottom of the casing (1) near the left and right sides.

3. The constant-temperature drying equipment for concrete research and development according to claim 2, wherein the swinging base (10) comprises a supporting base (20) which is supported on the ground, a fixed base (19) is welded at the top of the supporting base (20), a spring (17) is fixed at the middle position of the fixed base (19), the top of the spring (17) is fixedly connected with the bottom of the shell (1), hand-screwed bolts (18) penetrate through screw holes (21) on the fixed base (19) near the left side and the right side, and bolt handles (181) are arranged at the bottom ends of the hand-screwed bolts (18).

4. A thermostatic drying apparatus for concrete research and development according to claim 3, characterized in that the spring (17) is a high-strength steel spring.

5. The constant temperature drying equipment for concrete research and development according to any one of claims 1 to 4, characterized in that the shell of the constant temperature box (3) is composed of a multi-layer structure, and the metal main body layer (22), the heat insulation cotton layer (23) and the heat insulation aluminum film layer (24) are respectively connected in sequence from inside to outside.

6. The constant temperature drying apparatus for concrete research and development according to claim 5, wherein the number of the heating wires (13) in the first warming chamber (4) is three, and the number of the heating wires (13) in the second warming chamber (7) and the third cooling chamber (9) is one.