Formaldehyde gas production cooling device

Abstract

The utility model relates to the technical field of cooling devices, in particular to a formaldehyde gas production cooling device which comprises a bottom plate and a pump body, and the left side of the upper surface of the bottom plate is fixedly connected with a cooling liquid box. Quantitative high-temperature formaldehyde gas is introduced into the cooling tank along the gas inlet pipe, then the gas inlet valve is closed, cooling liquid in the cooling liquid box is extracted through the pump body and conveyed into the coil pipe, at the moment, the high-temperature formaldehyde gas in the cooling tank exchanges heat with the cooling liquid in the coil pipe so as to reduce the temperature, and under the conveying action of the pump body, the cooling liquid in the cooling tank is cooled. The cooling liquid flows through the coil pipe to take away heat and returns to the cooling liquid box along the liquid outlet pipe and the liquid return pipe, the semiconductor cooler works to enable the cooling liquid to keep low temperature, and therefore the cooling effect of the cooling liquid on high-temperature formaldehyde gas is guaranteed, and the motor drives the driving gear, the driven gear, the rotating shaft and the plate body to rotate to stir the formaldehyde gas in the cooling tank. And the formaldehyde gas is uniformly contacted with the coil pipe, so that the formaldehyde gas can be uniformly and effectively cooled.

Description

TECHNICAL FIELD

[0001] The utility model relates to cooling device technical field, concretely is a formaldehyde gas production cooling device. BACKGROUND

[0002] Formaldehyde is an organic compound, chemical formula is HCHO or CH2O, gas relative density 1.067 (air = 1), liquid density 0.815g / cm3 (-20 ℃), melting point -92 ℃, boiling point -19.5 ℃, formaldehyde is usually colorless gas, has irritating smell, easily soluble in water and diethyl ether, aqueous solution concentration can be up to 55%, can be mixed with ethanol, acetone etc. organic solvent according to arbitrary proportion, insoluble in petroleum ether, industrial production can be under the action of electrolytic silver, at 630-650 ℃, methanol-air-steam ternary mixed gas reaction is prepared, the temperature of formaldehyde gas is higher, needs to carry out cooling treatment;

[0003] High temperature formaldehyde gas is not only not conducive to subsequent storage, transportation and further processing and utilization, and due to the chemical properties of formaldehyde, its stability is poor under high temperature, is easy to have side reaction, influence formaldehyde product's purity and quality, so how to uniformly, effectively cool formaldehyde gas is one of the problems needing to be solved in the production process of formaldehyde gas at present, for this, a formaldehyde gas production cooling device is proposed. UTILITY MODEL CONTENT

[0004] The utility model is purposed at providing a formaldehyde gas production cooling device to solve the problems raised in the background art.

[0005] To achieve the above object, the utility model provides following technical scheme: a formaldehyde gas production cooling device, including bottom plate and pump body, the upper surface left side of bottom plate is fixedly connected with cooling liquid tank, the right side of cooling liquid tank is equipped with cooling tank, the upper surface rear side of cooling tank is connected with air inlet pipe, the right side wall bottom of cooling tank is connected with air outlet pipe, the outside wall of air inlet pipe is installed with inlet valve, the outside wall of air outlet pipe is installed with outlet valve, the inside of cooling tank is equipped with coil pipe, the bottom of coil pipe is connected with liquid inlet pipe, the top of coil pipe is connected with liquid outlet pipe, liquid inlet pipe liquid outlet pipe all stretches outside cooling tank, the right end of liquid pump of cooling liquid tank is connected with the left end of liquid inlet pipe through pipeline, the left end of liquid outlet pipe is connected with the top end of liquid return pipe through pipeline, the inside bottom wall of cooling tank is rotatably connected with the shaft through bearing, the top of shaft stretches out cooling tank top and is fixedly connected with driven gear, the upper surface right side of cooling tank is installed with motor, the output shaft one end of motor is fixedly connected with driving gear, driving gear is connected with driven gear, the outside wall one side of shaft is uniformly fixedly connected with plate body, the left side wall of cooling liquid tank is installed with semiconductor refrigerator.

[0006] As a further preferred of the technical solution: the top of the outer side wall of the shaft and the top of the cooling tank are installed with a sealing bearing.

[0007] As a further preferred of the technical solution: the bottom of the pump body is fixedly connected with a support, and the bottom of the support is fixedly connected to the upper surface of the bottom plate.

[0008] As a further preferred of the technical solution: the front side of the upper surface of the cooling liquid tank is connected with a liquid adding pipe, and the top of the outer side wall of the liquid adding pipe is threadedly connected with a sealing cap.

[0009] As a further preferred of the technical solution: the front surface of the cooling liquid tank is provided with a transparent window.

[0010] As a further preferred of the technical solution: the front surface right side of the cooling liquid tank is installed with a control panel, and the electrical output ends of the control panel are respectively electrically connected with the electrical input ends of the pump body, the motor and the semiconductor refrigerator through wires.

[0011] As a further preferred of the technical solution: the lower surface of the cooling tank is uniformly welded with a support leg, and the bottom of the support leg is fixedly connected to the right side of the upper surface of the bottom plate.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The utility model discloses a cooling device for high temperature formaldehyde gas, including bottom plate, cooling liquid tank, cooling tank, air inlet pipe, air outlet pipe, air inlet valve, air outlet valve, coil pipe, liquid inlet pipe, liquid outlet pipe, pump body, liquid suction pipe, liquid return pipe, shaft, driven gear, motor, driving gear, plate body, semiconductor refrigerator, liquid adding pipe, sealing cap, transparent window, support, control panel and support leg, wherein the bottom plate is provided with the cooling liquid tank, the cooling tank is provided with the air inlet pipe, the air outlet pipe is provided with the air outlet valve, the air inlet valve is arranged on the air inlet pipe, the air outlet pipe is provided with the air outlet valve, the coil pipe is provided with the liquid inlet pipe and the liquid outlet pipe, the pump body is provided with the liquid suction pipe and the liquid return pipe, the shaft is provided with the driven gear, the motor is provided with the driving gear, the plate body is arranged on the shaft, the semiconductor refrigerator is arranged on the plate body, the liquid adding pipe is arranged on the plate body, the sealing cap is arranged on the liquid adding pipe, the transparent window is arranged on the plate body, the support is arranged on the bottom plate, the control panel is arranged on the support, and the support leg is arranged on the bottom plate. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is right view structure schematic diagram of the utility model;

[0015] Figure 2 It is left view structure schematic diagram of the utility model;

[0016] Figure 3 It is structure schematic diagram of cooling tank and coil pipe in the utility model;

[0017] Figure 4 It is structure schematic diagram of shaft and plate body in the utility model;

[0018] Figure 5 It is structure schematic diagram of coil pipe and liquid inlet pipe in the utility model.

[0019] In the drawing:

[0020] 1, bottom plate;2, cooling liquid tank;3, cooling tank;4, air inlet pipe;5, air outlet pipe;6, air inlet valve;7, air outlet valve;8, coil pipe;9, liquid inlet pipe;10, liquid outlet pipe;11, pump body;12, liquid suction pipe;13, liquid return pipe;14, shaft;15, sealing bearing;16, driven gear;17, motor;18, driving gear;19, plate body;20, semiconductor refrigerator;21, liquid adding pipe;22, sealing cap;23, transparent window;24, support;25, control panel;26, support leg. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. The examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation on the present application. Obviously, the described embodiments only represent some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0022] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "provision" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-5 The utility model provides a technical scheme: a kind of formaldehyde gas production cooling device, including bottom plate 1 and pump body 11, the upper surface left side of bottom plate 1 is fixedly connected with cooling liquid tank 2, the right of cooling liquid tank 2 is equipped with cooling tank 3, the upper surface rear side of cooling tank 3 is communicated with inlet pipe 4, the right side wall bottom of cooling tank 3 is communicated with outlet pipe 5, the outer side wall of inlet pipe 4 is equipped with inlet valve 6, the outer side wall of outlet pipe 5 is equipped with outlet valve 7, the inside of cooling tank 3 is equipped with coil pipe 8, the bottom end of coil pipe 8 is communicated with liquid inlet pipe 9, the top end of coil pipe 8 is communicated with liquid outlet pipe 10, liquid inlet pipe 9, liquid outlet pipe 10 all extend cooling tank 3 outside, the right side wall bottom of cooling liquid tank 2 is communicated with liquid pumping pipe 12, the upper surface rear side of cooling liquid tank 2 is communicated with liquid return pipe 13, the liquid inlet one end of pump body 11 is communicated with the right end of liquid pumping pipe 12 by pipeline, the liquid outlet one end of pump body 11 is communicated with the left end of liquid inlet pipe 9 by pipeline, the left end of liquid outlet pipe 10 is communicated with the top end of liquid return pipe 13 by pipeline, the inside bottom wall of cooling tank 3 is rotatably connected with rotating shaft 14 by bearing, the top end of rotating shaft 14 extends cooling tank 3 top and is fixedly connected with driven gear 16, the upper surface right side of cooling tank 3 is equipped with motor 17, the output shaft one end of motor 17 is fixedly connected with driving gear 18, driving gear 18 is engagedly connected with driven gear 16, the outer side wall one side of rotating shaft 14 is uniformly fixedly connected with plate body 19, the left side wall of cooling liquid tank 2 is equipped with semiconductor refrigerator 20.

[0024] Under the above arrangement, by passing a quantitative high-temperature formaldehyde gas into the cooling tank 3 along the gas inlet pipe 4, then closing the gas inlet valve 6, the cooling liquid in the cooling liquid tank 2 is pumped and delivered into the coil 8 by the pump body 11, at this time, the high-temperature formaldehyde gas in the cooling tank 3 and the cooling liquid in the coil 8 exchange heat to reduce the temperature, under the delivery effect of the pump body 11, the cooling liquid flows through the coil 8 to take away heat and returns to the cooling liquid tank 2 along the liquid outlet pipe 10 and the liquid return pipe 13, the semiconductor refrigerator 20 works to keep the cooling liquid at a low temperature, thereby ensuring the cooling effect of the cooling liquid on the high-temperature formaldehyde gas, and the motor 17 drives the driving gear 18, the driven gear 16, the rotating shaft 14 and the plate body 19 to rotate, agitating the formaldehyde gas inside the cooling tank 3 to make it uniformly contact with the coil 8, thereby uniformly and effectively cooling the formaldehyde gas, bringing convenience to the formaldehyde gas production work.

[0025] In this embodiment, specifically, a sealing bearing 15 is installed between the top of the outer side wall of the rotating shaft 14 and the top of the cooling tank 3; the sealing property of the cooling tank 3 can be improved to prevent formaldehyde gas leakage.

[0026] In this embodiment, specifically, the bottom of the pump body 11 is fixedly connected with a support 24, and the bottom of the support 24 is fixedly connected to the upper surface of the bottom plate 1; the pump body 11 can be conveniently supported.

[0027] In this embodiment, specifically, the upper surface of the cooling liquid tank 2 is communicated with a liquid adding pipe 21, and the top of the outer side wall of the liquid adding pipe 21 is threadedly connected with a sealing cap 22; the cooling liquid can be supplemented through the liquid adding pipe 21, and the sealing cap 22 can improve the sealing property to reduce the volatilization of the cooling liquid.

[0028] In this embodiment, specifically, a transparent window 23 is arranged on the front surface of the cooling liquid tank 2; the liquid level of the cooling liquid can be conveniently observed.

[0029] In this embodiment, specifically, a control panel 25 is installed on the right side of the front surface of the cooling liquid tank 2, and the electrical output ends of the control panel 25 are electrically connected with the electrical input ends of the pump body 11, the motor 17 and the semiconductor refrigerator 20 through wires; the working states of the electrical devices can be conveniently controlled.

[0030] In this embodiment, specifically, supporting legs 26 are uniformly welded to the lower surface of the cooling tank 3, and the bottoms of the supporting legs 26 are fixedly connected to the right side of the upper surface of the bottom plate 1; the cooling tank 3 can be conveniently supported.

[0031] The working principle of the utility model is: through along with the inlet pipe 4 into the cooling tank 3 of quantitative high temperature formaldehyde gas, then close inlet valve 6, through pump body 11 extracts and transports the cooling liquid in cooling liquid tank 2 into coil pipe 8, at this time, the high temperature formaldehyde gas in cooling tank 3 and the cooling liquid in coil pipe 8 carry out heat exchange and reduce temperature under the transportation of pump body 11, the cooling liquid flows through coil pipe 8 and takes away heat and returns to cooling liquid tank 2 along with liquid outlet pipe 10, liquid return pipe 13, semiconductor refrigerator 20 works and makes the cooling liquid keep low temperature, thereby ensuring the cooling effect of cooling liquid to high temperature formaldehyde gas, and motor 17 drives driving gear 18, driven gear 16, shaft 14 and plate body 19 to rotate, agitates formaldehyde gas inside cooling tank 3, makes it and coil pipe 8 even contact, thereby can even, effectively cool formaldehyde gas, brings convenience to formaldehyde gas production work, after cooling for a certain time, open outlet valve 7 and extract formaldehyde gas from inside cooling tank 3 and store in storage tank.

[0032] Although the embodiments of the utility model have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A cooling device for formaldehyde gas production, characterized by: The utility model provides a cooling device, including bottom plate (1) and pump body (11), the upper surface left side of bottom plate (1) is fixedly connected with cooling liquid tank (2), the right side of cooling liquid tank (2) is equipped with cooling tank (3), the upper surface rear side of cooling tank (3) is connected with air inlet pipe (4), the bottom of right side wall of cooling tank (3) is connected with air outlet pipe (5), the outer side wall of air inlet pipe (4) is installed with air inlet valve (6), the outer side wall of air outlet pipe (5) is installed with air outlet valve (7), the inside of cooling tank (3) is equipped with coil pipe (8), the bottom of coil pipe (8) is connected with liquid inlet pipe (9), the top of coil pipe (8) is connected with liquid outlet pipe (10), liquid inlet pipe (9), liquid outlet pipe (10) all stretch out the outside of cooling tank (3), the bottom of right side wall of cooling liquid tank (2) is connected with liquid pumping pipe (12), the upper surface rear side of cooling liquid tank (2) is connected with liquid return pipe (13), the liquid inlet one end of pump body (11) is connected with the right end of liquid pumping pipe (12) through pipeline, the liquid outlet one end of pump body (11) is connected with the left end of liquid inlet pipe (9) through pipeline, the left end of liquid outlet pipe (10) is connected with the top of liquid return pipe (13) through pipeline, the inside bottom wall of cooling tank (3) is rotatably connected with the shaft (14) through bearing, the top of shaft (14) stretches out cooling tank (3) top and is fixedly connected with driven gear (16), the upper surface right side of cooling tank (3) is installed with motor (17), the output shaft one end of motor (17) is fixedly connected with driving gear (18), driving gear (18) is engagedly connected with driven gear (16), the outside wall one side of shaft (14) is uniformly fixedly connected with plate body (19), the left side wall of cooling liquid tank (2) is installed with semiconductor refrigerator (20).

2. The formaldehyde gas production cooling device according to claim 1, characterized by: The top of the outer side wall of the shaft (14) and the top of the cooling tank (3) are installed with a sealed bearing (15).

3. The formaldehyde gas production cooling device according to claim 2, characterized by: The bottom of the pump body (11) is fixedly connected with a support (24), and the bottom of the support (24) is fixedly connected to the upper surface of the bottom plate (1).

4. The formaldehyde gas production cooling device according to claim 3, characterized by: The upper surface of the front side of the cooling liquid tank (2) is connected with a liquid adding pipe (21), and the outer side wall top of the liquid adding pipe (21) is threadedly connected with a sealing cap (22).

5. The formaldehyde gas production cooling device according to claim 4, characterized by: The front surface of the cooling liquid tank (2) is provided with a transparent window (23).

6. The formaldehyde gas production cooling device according to claim 5, characterized by: The front surface right side of the cooling liquid tank (2) is installed with a control panel (25), and the electrical output ends of the control panel (25) are respectively electrically connected with the electrical input ends of the pump body (11), the motor (17) and the semiconductor refrigerator (20) through wires.

7. The formaldehyde gas production cooling device according to claim 6, characterized by: The lower surface of the cooling tank (3) is uniformly welded with a support leg (26), and the bottom of the support leg (26) is fixedly connected to the upper surface right side of the bottom plate (1).

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